vcs.maemo.org Git - modest/blob - src/widgets/modest-gtkhtml-msg-view.c

   1 /* Copyright (c) 2006, 2007, Nokia Corporation
   2  * All rights reserved.
   3  *
   4  * Redistribution and use in source and binary forms, with or without
   5  * modification, are permitted provided that the following conditions are
   6  * met:
   7  *
   8  * * Redistributions of source code must retain the above copyright
   9  *   notice, this list of conditions and the following disclaimer.
  10  * * Redistributions in binary form must reproduce the above copyright
  11  *   notice, this list of conditions and the following disclaimer in the
  12  *   documentation and/or other materials provided with the distribution.
  13  * * Neither the name of the Nokia Corporation nor the names of its
  14  *   contributors may be used to endorse or promote products derived from
  15  *   this software without specific prior written permission.
  16  *
  17  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS
  18  * IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
  19  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
  20  * PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER
  21  * OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
  22  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
  23  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
  24  * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
  25  * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
  26  * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
  27  * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  28  */
  29
  30 #include <config.h>
  31 #include <tny-gtk-text-buffer-stream.h>
  32 #include <string.h>
  33 #include <regex.h>
  34 #include <ctype.h>
  35 #include <stdlib.h>
  36 #include <glib/gi18n.h>
  37 #include <tny-list.h>
  38 #include <tny-simple-list.h>
  39 #include <tny-vfs-stream.h>
  40
  41 #include <modest-tny-msg.h>
  42 #include <modest-text-utils.h>
  43 #include <widgets/modest-msg-view.h>
  44 #include <widgets/modest-compact-mail-header-view.h>
  45 #ifdef MODEST_TOOLKIT_HILDON2
  46 #include <hildon/hildon-gtk.h>
  47 #endif
  48 #include <widgets/modest-attachments-view.h>
  49 #include <modest-marshal.h>
  50 #include <widgets/modest-gtkhtml-mime-part-view.h>
  51 #include <widgets/modest-gtkhtml-msg-view.h>
  52 #include <widgets/modest-isearch-view.h>
  53 #include <widgets/modest-ui-constants.h>
  54 #include <modest-icon-names.h>
  55 #include <tny-camel-bs-mime-part.h>
  56 #include <modest-runtime.h>
  57
  58 /* 'private'/'protected' functions */
  59 static void     modest_gtkhtml_msg_view_class_init   (ModestGtkhtmlMsgViewClass *klass);
  60 static void     tny_header_view_init (gpointer g, gpointer iface_data);
  61 static void     tny_msg_view_init (gpointer g, gpointer iface_data);
  62 static void     tny_mime_part_view_init (gpointer g, gpointer iface_data);
  63 static void     modest_mime_part_view_init (gpointer g, gpointer iface_data);
  64 static void     modest_zoomable_init (gpointer g, gpointer iface_data);
  65 static void     modest_isearch_view_init (gpointer g, gpointer iface_data);
  66 static void     modest_msg_view_init (gpointer g, gpointer iface_data);
  67 static void     modest_gtkhtml_msg_view_init         (ModestGtkhtmlMsgView *obj);
  68 static void     modest_gtkhtml_msg_view_finalize     (GObject *obj);
  69 static void     modest_gtkhtml_msg_view_destroy     (GtkObject *obj);
  70 static void     set_property (GObject *object, guint prop_id, const GValue *value, GParamSpec *pspec);
  71 static void     get_property (GObject *object, guint prop_id, GValue *value, GParamSpec *pspec);
  72
  73 /* headers signals */
  74 static void on_recpt_activated (ModestMailHeaderView *header_view, const gchar *address, ModestGtkhtmlMsgView *msg_view);
  75 static void on_show_details (ModestMailHeaderView *header_view, ModestGtkhtmlMsgView *msg_view);
  76 static void on_attachment_activated (ModestAttachmentsView * att_view, TnyMimePart *mime_part, gpointer userdata);
  77
  78 /* body view signals */
  79 static gboolean on_activate_link (GtkWidget *widget, const gchar *uri, ModestGtkhtmlMsgView *msg_view);
  80 static gboolean on_fetch_url (GtkWidget *widget, const gchar *uri, TnyStream *stream,
  81                               ModestGtkhtmlMsgView *msg_view);
  82 static gboolean on_link_hover (GtkWidget *widget, const gchar *uri, ModestGtkhtmlMsgView *msg_view);
  83 static void on_limit_error (GtkWidget *widget, ModestGtkhtmlMsgView *msg_view);
  84
  85 #ifdef MAEMO_CHANGES
  86 static void     on_tap_and_hold (GtkWidget *widget, gpointer userdata);
  87 static gboolean on_tap_and_hold_query (GtkWidget *widget, GdkEvent *event, gpointer userdata);
  88 #endif /*MAEMO_CHANGES*/
  89
  90
  91 /* size allocation and drawing handlers */
  92 static void get_view_allocation (ModestGtkhtmlMsgView *msg_view, GtkAllocation *allocation);
  93 static void size_request (GtkWidget *widget, GtkRequisition *req);
  94 static void size_allocate (GtkWidget *widget, GtkAllocation *alloc);
  95 static void realize (GtkWidget *widget);
  96 static void unrealize (GtkWidget *widget);
  97 static gint expose (GtkWidget *widget, GdkEventExpose *event);
  98 static void reclamp_adjustment (GtkAdjustment *adj, gboolean *value_changed);
  99 static void set_hadjustment_values (ModestGtkhtmlMsgView *msg_view, gboolean *value_changed);
 100 static void set_scroll_adjustments (ModestGtkhtmlMsgView *msg_view, GtkAdjustment *hadj, GtkAdjustment *vadj);
 101 static void adjustment_value_changed (GtkAdjustment *adj, gpointer data);
 102 static void html_adjustment_changed (GtkAdjustment *adj, gpointer data);
 103 static void disconnect_vadjustment (ModestGtkhtmlMsgView *obj);
 104 static void disconnect_hadjustment (ModestGtkhtmlMsgView *obj);
 105 static gboolean idle_readjust_scroll (ModestGtkhtmlMsgView *obj);
 106
 107 /* vertical panning implementation */
 108 #ifdef MAEMO_CHANGES
 109 static gboolean motion_notify_event (GtkWidget *widget,
 110                                      GdkEventMotion *event,
 111                                      gpointer userdata);
 112 #endif
 113
 114 static gboolean
 115 button_press_event (GtkWidget *widget,
 116                     GdkEventButton *event,
 117                     gpointer userdata);
 118 static gboolean
 119 button_release_event (GtkWidget *widget,
 120                       GdkEventButton *event,
 121                       gpointer userdata);
 122
 123 /* GtkContainer methods */
 124 static void forall (GtkContainer *container, gboolean include_internals,
 125                     GtkCallback callback, gpointer userdata);
 126 static void container_remove (GtkContainer *container, GtkWidget *widget);
 127
 128 /* TnyMimePartView implementation */
 129 static void modest_msg_view_mp_clear (TnyMimePartView *self);
 130 static void modest_msg_view_mp_set_part (TnyMimePartView *self, TnyMimePart *part);
 131 static void modest_msg_view_mp_set_part_default (TnyMimePartView *self, TnyMimePart *part);
 132 static TnyMimePart* modest_msg_view_mp_get_part (TnyMimePartView *self);
 133 static TnyMimePart* modest_msg_view_mp_get_part_default (TnyMimePartView *self);
 134 /* ModestMimePartView implementation */
 135 static gboolean modest_msg_view_mp_is_empty (ModestMimePartView *self);
 136 static gboolean modest_msg_view_mp_is_empty_default (ModestMimePartView *self);
 137 /* TnyHeaderView implementation */
 138 static void modest_msg_view_set_header (TnyHeaderView *self, TnyHeader *header);
 139 static void modest_msg_view_set_header_default (TnyHeaderView *self, TnyHeader *header);
 140 static void modest_msg_view_clear_header (TnyHeaderView *self);
 141 static void modest_msg_view_clear_header_default (TnyHeaderView *self);
 142 /* TnyMsgView implementation */
 143 static TnyMsg *modest_msg_view_get_msg (TnyMsgView *self);
 144 static TnyMsg *modest_msg_view_get_msg_default (TnyMsgView *self);
 145 static void modest_msg_view_set_msg (TnyMsgView *self, TnyMsg *msg);
 146 static void modest_msg_view_set_msg_default (TnyMsgView *self, TnyMsg *msg);
 147 static void modest_msg_view_clear (TnyMsgView *self);
 148 static void modest_msg_view_clear_default (TnyMsgView *self);
 149 static void modest_msg_view_set_unavailable (TnyMsgView *self);
 150 static void modest_msg_view_set_unavailable_default (TnyMsgView *self);
 151 static TnyMimePartView *modest_msg_view_create_mime_part_view_for (TnyMsgView *self, TnyMimePart *part);
 152 static TnyMimePartView *modest_msg_view_create_mime_part_view_for_default (TnyMsgView *self, TnyMimePart *part);
 153 static TnyMsgView *modest_msg_view_create_new_inline_viewer (TnyMsgView *self);
 154 static TnyMsgView *modest_msg_view_create_new_inline_viewer_default (TnyMsgView *self);
 155 /* ModestZoomable implementation */
 156 static gdouble modest_msg_view_get_zoom (ModestZoomable *self);
 157 static void modest_msg_view_set_zoom (ModestZoomable *self, gdouble value);
 158 static gboolean modest_msg_view_zoom_minus (ModestZoomable *self);
 159 static gboolean modest_msg_view_zoom_plus (ModestZoomable *self);
 160 static gdouble modest_msg_view_get_zoom_default (ModestZoomable *self);
 161 static void modest_msg_view_set_zoom_default (ModestZoomable *self, gdouble value);
 162 static gboolean modest_msg_view_zoom_minus_default (ModestZoomable *self);
 163 static gboolean modest_msg_view_zoom_plus_default (ModestZoomable *self);
 164 /* ModestISearchView implementation */
 165 static gboolean modest_msg_view_search (ModestISearchView *self, const gchar *string);
 166 static gboolean modest_msg_view_search_default (ModestISearchView *self, const gchar *string);
 167 static gboolean modest_msg_view_search_next (ModestISearchView *self);
 168 static gboolean modest_msg_view_search_next_default (ModestISearchView *self);
 169 /* ModestMsgView implementation */
 170 static void modest_gtkhtml_msg_view_set_msg_with_other_body (ModestMsgView *self, TnyMsg *msg, TnyMimePart *other_body);
 171 static GtkAdjustment *modest_gtkhtml_msg_view_get_vadjustment (ModestMsgView *self);
 172 static GtkAdjustment *modest_gtkhtml_msg_view_get_hadjustment (ModestMsgView *self);
 173 static void modest_gtkhtml_msg_view_set_vadjustment (ModestMsgView *self, GtkAdjustment *vadj);
 174 static void modest_gtkhtml_msg_view_set_hadjustment (ModestMsgView *self, GtkAdjustment *hadj);
 175 static void modest_gtkhtml_msg_view_set_shadow_type (ModestMsgView *self, GtkShadowType type);
 176 static GtkShadowType modest_gtkhtml_msg_view_get_shadow_type (ModestMsgView *self);
 177 static TnyHeaderFlags modest_gtkhtml_msg_view_get_priority (ModestMsgView *self);
 178 static void modest_gtkhtml_msg_view_set_priority (ModestMsgView *self, TnyHeaderFlags flags);
 179 static TnyList *modest_gtkhtml_msg_view_get_selected_attachments (ModestMsgView *self);
 180 static TnyList *modest_gtkhtml_msg_view_get_attachments (ModestMsgView *self);
 181 static void modest_gtkhtml_msg_view_grab_focus (ModestMsgView *self);
 182 static void modest_gtkhtml_msg_view_remove_attachment (ModestMsgView *view, TnyMimePart *attachment);
 183 static void modest_gtkhtml_msg_view_request_fetch_images (ModestMsgView *view);
 184 static void modest_gtkhtml_msg_view_set_branding (ModestMsgView *view, const gchar *brand_name, const GdkPixbuf *brand_icon);
 185 static gboolean modest_gtkhtml_msg_view_has_blocked_external_images (ModestMsgView *view);
 186 static void modest_gtkhtml_msg_view_set_msg_with_other_body_default (ModestMsgView *view, TnyMsg *msg, TnyMimePart *part);
 187 static GtkAdjustment *modest_gtkhtml_msg_view_get_vadjustment_default (ModestMsgView *self);
 188 static GtkAdjustment *modest_gtkhtml_msg_view_get_hadjustment_default (ModestMsgView *self);
 189 static void modest_gtkhtml_msg_view_set_vadjustment_default (ModestMsgView *self, GtkAdjustment *vadj);
 190 static void modest_gtkhtml_msg_view_set_hadjustment_default (ModestMsgView *self, GtkAdjustment *hadj);
 191 static void modest_gtkhtml_msg_view_set_shadow_type_default (ModestMsgView *self, GtkShadowType type);
 192 static GtkShadowType modest_gtkhtml_msg_view_get_shadow_type_default (ModestMsgView *self);
 193 static TnyHeaderFlags modest_gtkhtml_msg_view_get_priority_default (ModestMsgView *self);
 194 static void modest_gtkhtml_msg_view_set_priority_default (ModestMsgView *self, TnyHeaderFlags flags);
 195 static TnyList *modest_gtkhtml_msg_view_get_selected_attachments_default (ModestMsgView *self);
 196 static TnyList *modest_gtkhtml_msg_view_get_attachments_default (ModestMsgView *self);
 197 static void modest_gtkhtml_msg_view_grab_focus_default (ModestMsgView *self);
 198 static void modest_gtkhtml_msg_view_remove_attachment_default (ModestMsgView *view, TnyMimePart *attachment);
 199 static gboolean modest_gtkhtml_msg_view_has_blocked_external_images_default (ModestMsgView *view);
 200 static void modest_gtkhtml_msg_view_request_fetch_images_default (ModestMsgView *view);
 201 static void modest_gtkhtml_msg_view_set_branding_default (ModestMsgView *view, const gchar *brand_name, const GdkPixbuf *brand_icon);
 202
 203 /* internal api */
 204 static void     set_header     (ModestGtkhtmlMsgView *self, TnyHeader *header);
 205 static TnyMsg   *get_message   (ModestGtkhtmlMsgView *self);
 206 static void     set_message    (ModestGtkhtmlMsgView *self, TnyMsg *tny_msg, TnyMimePart *other_body);
 207 static gboolean is_empty       (ModestGtkhtmlMsgView *self);
 208 static void     set_zoom       (ModestGtkhtmlMsgView *self, gdouble zoom);
 209 static gdouble  get_zoom       (ModestGtkhtmlMsgView *self);
 210 static gboolean search         (ModestGtkhtmlMsgView *self, const gchar *search);
 211 static gboolean search_next    (ModestGtkhtmlMsgView *self);
 212 static GtkAdjustment *get_vadjustment (ModestGtkhtmlMsgView *self);
 213 static GtkAdjustment *get_hadjustment (ModestGtkhtmlMsgView *self);
 214 static void set_vadjustment (ModestGtkhtmlMsgView *self, GtkAdjustment *vadj);
 215 static void set_hadjustment (ModestGtkhtmlMsgView *self, GtkAdjustment *hadj);
 216 static void set_shadow_type (ModestGtkhtmlMsgView *self, GtkShadowType type);
 217 static GtkShadowType get_shadow_type (ModestGtkhtmlMsgView *self);
 218 static TnyHeaderFlags get_priority (ModestGtkhtmlMsgView *self);
 219 static void set_priority (ModestGtkhtmlMsgView *self, TnyHeaderFlags flags);
 220 static TnyList *get_selected_attachments (ModestGtkhtmlMsgView *self);
 221 static TnyList *get_attachments (ModestGtkhtmlMsgView *self);
 222 static void grab_focus (ModestGtkhtmlMsgView *self);
 223 static void remove_attachment (ModestGtkhtmlMsgView *view, TnyMimePart *attachment);
 224 static void request_fetch_images (ModestGtkhtmlMsgView *view);
 225 static void set_branding (ModestGtkhtmlMsgView *view, const gchar *brand_name, const GdkPixbuf *brand_icon);
 226 static gboolean has_blocked_external_images (ModestGtkhtmlMsgView *view);
 227
 228 /* list properties */
 229 enum {
 230         PROP_0,
 231         PROP_HADJUSTMENT,
 232         PROP_VADJUSTMENT,
 233         PROP_SHADOW_TYPE
 234 };
 235
 236 typedef struct _ModestGtkhtmlMsgViewPrivate ModestGtkhtmlMsgViewPrivate;
 237 struct _ModestGtkhtmlMsgViewPrivate {
 238         GtkWidget   *body_view;
 239         GtkWidget   *mail_header_view;
 240         GtkWidget   *attachments_view;
 241
 242         TnyMsg      *msg;
 243
 244         /* embedded elements */
 245         GtkWidget   *headers_box;
 246         GtkWidget   *html_scroll;
 247         GtkWidget   *attachments_box;
 248
 249 #ifdef MODEST_TOOLKIT_HILDON2
 250         GtkWidget   *priority_box;
 251         GtkWidget   *priority_icon;
 252 #endif
 253
 254         /* internal adjustments for set_scroll_adjustments */
 255         GtkAdjustment *hadj;
 256         GtkAdjustment *vadj;
 257         GtkShadowType shadow_type;
 258
 259         /* gdk windows for drawing */
 260         GdkWindow *view_window;
 261         GdkWindow *headers_window;
 262         GdkWindow *html_window;
 263
 264         /* id handler for dragged scroll */
 265         guint idle_motion_id;
 266
 267         /* idle changes count */
 268         gint idle_changes_count;
 269         guint idle_readjust_scroll_id;
 270         guint idle_resize_children_id;
 271
 272         /* zoom */
 273         gdouble current_zoom;
 274
 275         /* link click management */
 276         gchar *last_url;
 277
 278         gboolean has_blocked_bs_images;
 279 };
 280
 281 #define MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE(o)      (G_TYPE_INSTANCE_GET_PRIVATE((o), \
 282                                                                                  MODEST_TYPE_GTKHTML_MSG_VIEW, \
 283                                                                                  ModestGtkhtmlMsgViewPrivate))
 284
 285 /* globals */
 286 static GtkContainerClass *parent_class = NULL;
 287
 288 GType
 289 modest_gtkhtml_msg_view_get_type (void)
 290 {
 291         static GType my_type = 0;
 292         if (!my_type) {
 293                 static const GTypeInfo my_info = {
 294                         sizeof(ModestGtkhtmlMsgViewClass),
 295                         NULL,           /* base init */
 296                         NULL,           /* base finalize */
 297                         (GClassInitFunc) modest_gtkhtml_msg_view_class_init,
 298                         NULL,           /* class finalize */
 299                         NULL,           /* class data */
 300                         sizeof(ModestGtkhtmlMsgView),
 301                         1,              /* n_preallocs */
 302                         (GInstanceInitFunc) modest_gtkhtml_msg_view_init,
 303                         NULL
 304                 };
 305                 static const GInterfaceInfo tny_msg_view_info =
 306                 {
 307                   (GInterfaceInitFunc) tny_msg_view_init, /* interface_init */
 308                   NULL,         /* interface_finalize */
 309                   NULL          /* interface_data */
 310                 };
 311
 312                 static const GInterfaceInfo tny_mime_part_view_info =
 313                 {
 314                   (GInterfaceInitFunc) tny_mime_part_view_init, /* interface_init */
 315                   NULL,         /* interface_finalize */
 316                   NULL          /* interface_data */
 317                 };
 318
 319                 static const GInterfaceInfo tny_header_view_info =
 320                 {
 321                   (GInterfaceInitFunc) tny_header_view_init, /* interface_init */
 322                   NULL,         /* interface_finalize */
 323                   NULL          /* interface_data */
 324                 };
 325
 326                 static const GInterfaceInfo modest_mime_part_view_info =
 327                 {
 328                   (GInterfaceInitFunc) modest_mime_part_view_init, /* interface_init */
 329                   NULL,         /* interface_finalize */
 330                   NULL          /* interface_data */
 331                 };
 332
 333                 static const GInterfaceInfo modest_zoomable_info =
 334                 {
 335                   (GInterfaceInitFunc) modest_zoomable_init, /* interface_init */
 336                   NULL,         /* interface_finalize */
 337                   NULL          /* interface_data */
 338                 };
 339
 340                 static const GInterfaceInfo modest_isearch_view_info =
 341                 {
 342                   (GInterfaceInitFunc) modest_isearch_view_init, /* interface_init */
 343                   NULL,         /* interface_finalize */
 344                   NULL          /* interface_data */
 345                 };
 346
 347                 static const GInterfaceInfo modest_msg_view_info =
 348                 {
 349                   (GInterfaceInitFunc) modest_msg_view_init, /* interface_init */
 350                   NULL,         /* interface_finalize */
 351                   NULL          /* interface_data */
 352                 };
 353
 354                 my_type = g_type_register_static (GTK_TYPE_CONTAINER,
 355                                                   "ModestGtkhtmlMsgView",
 356                                                   &my_info, 0);
 357
 358                 g_type_add_interface_static (my_type, TNY_TYPE_HEADER_VIEW,
 359                         &tny_header_view_info);
 360
 361                 g_type_add_interface_static (my_type, TNY_TYPE_MIME_PART_VIEW,
 362                         &tny_mime_part_view_info);
 363
 364                 g_type_add_interface_static (my_type, MODEST_TYPE_MIME_PART_VIEW,
 365                         &modest_mime_part_view_info);
 366
 367                 g_type_add_interface_static (my_type, TNY_TYPE_MSG_VIEW,
 368                         &tny_msg_view_info);
 369
 370                 g_type_add_interface_static (my_type, MODEST_TYPE_ZOOMABLE,
 371                         &modest_zoomable_info);
 372
 373                 g_type_add_interface_static (my_type, MODEST_TYPE_ISEARCH_VIEW,
 374                         &modest_isearch_view_info);
 375
 376                 g_type_add_interface_static (my_type, MODEST_TYPE_MSG_VIEW,
 377                         &modest_msg_view_info);
 378         }
 379         return my_type;
 380 }
 381
 382 static void
 383 modest_gtkhtml_msg_view_class_init (ModestGtkhtmlMsgViewClass *klass)
 384 {
 385         GObjectClass *gobject_class;
 386         GtkWidgetClass *widget_class;
 387         GtkObjectClass *gtkobject_class;
 388         GtkContainerClass *container_class;
 389         gobject_class = (GObjectClass*) klass;
 390         widget_class = (GtkWidgetClass *) klass;
 391         gtkobject_class = (GtkObjectClass *) klass;
 392         container_class = (GtkContainerClass *) klass;
 393
 394         parent_class            = g_type_class_peek_parent (klass);
 395         gobject_class->finalize = modest_gtkhtml_msg_view_finalize;
 396         gobject_class->set_property = set_property;
 397         gobject_class->get_property = get_property;
 398         gtkobject_class->destroy = modest_gtkhtml_msg_view_destroy;
 399
 400         widget_class->realize = realize;
 401         widget_class->unrealize = unrealize;
 402         widget_class->expose_event = expose;
 403         widget_class->size_request = size_request;
 404         widget_class->size_allocate = size_allocate;
 405
 406         container_class->forall = forall;
 407         container_class->remove = container_remove;
 408
 409         klass->set_header_func = modest_msg_view_set_header_default;
 410         klass->clear_header_func = modest_msg_view_clear_header_default;
 411         klass->set_scroll_adjustments = set_scroll_adjustments;
 412         klass->get_part_func = modest_msg_view_mp_get_part_default;
 413         klass->set_part_func = modest_msg_view_mp_set_part_default;
 414         klass->is_empty_func = modest_msg_view_mp_is_empty_default;
 415         klass->get_msg_func = modest_msg_view_get_msg_default;
 416         klass->set_msg_func = modest_msg_view_set_msg_default;
 417         klass->set_unavailable_func = modest_msg_view_set_unavailable_default;
 418         klass->clear_func = modest_msg_view_clear_default;
 419         klass->create_mime_part_view_for_func = modest_msg_view_create_mime_part_view_for_default;
 420         klass->create_new_inline_viewer_func = modest_msg_view_create_new_inline_viewer_default;
 421         klass->get_zoom_func = modest_msg_view_get_zoom_default;
 422         klass->set_zoom_func = modest_msg_view_set_zoom_default;
 423         klass->zoom_minus_func = modest_msg_view_zoom_minus_default;
 424         klass->zoom_plus_func = modest_msg_view_zoom_plus_default;
 425         klass->search_func = modest_msg_view_search_default;
 426         klass->search_next_func = modest_msg_view_search_next_default;
 427         klass->set_msg_with_other_body_func = modest_gtkhtml_msg_view_set_msg_with_other_body_default;
 428         klass->get_vadjustment_func = modest_gtkhtml_msg_view_get_vadjustment_default;
 429         klass->get_hadjustment_func = modest_gtkhtml_msg_view_get_hadjustment_default;
 430         klass->set_vadjustment_func = modest_gtkhtml_msg_view_set_vadjustment_default;
 431         klass->set_hadjustment_func = modest_gtkhtml_msg_view_set_hadjustment_default;
 432         klass->get_shadow_type_func = modest_gtkhtml_msg_view_get_shadow_type_default;
 433         klass->set_shadow_type_func = modest_gtkhtml_msg_view_set_shadow_type_default;
 434         klass->get_priority_func = modest_gtkhtml_msg_view_get_priority_default;
 435         klass->set_priority_func = modest_gtkhtml_msg_view_set_priority_default;
 436         klass->get_selected_attachments_func = modest_gtkhtml_msg_view_get_selected_attachments_default;
 437         klass->get_attachments_func = modest_gtkhtml_msg_view_get_attachments_default;
 438         klass->grab_focus_func = modest_gtkhtml_msg_view_grab_focus_default;
 439         klass->remove_attachment_func = modest_gtkhtml_msg_view_remove_attachment_default;
 440         klass->request_fetch_images_func = modest_gtkhtml_msg_view_request_fetch_images_default;
 441         klass->set_branding_func = modest_gtkhtml_msg_view_set_branding_default;
 442         klass->has_blocked_external_images_func = modest_gtkhtml_msg_view_has_blocked_external_images_default;
 443
 444         g_type_class_add_private (gobject_class, sizeof(ModestGtkhtmlMsgViewPrivate));
 445
 446         g_object_class_install_property (gobject_class,
 447                                          PROP_HADJUSTMENT,
 448                                          g_param_spec_object ("hadjustment",
 449                                                               _("Horizontal adjustment"),
 450                                                               _("GtkAdjustment with information of the horizontal visible position"),
 451                                                               GTK_TYPE_ADJUSTMENT,
 452                                                               G_PARAM_READABLE | G_PARAM_WRITABLE | G_PARAM_CONSTRUCT));
 453
 454         g_object_class_install_property (gobject_class,
 455                                          PROP_VADJUSTMENT,
 456                                          g_param_spec_object ("vadjustment",
 457                                                               _("Vertical adjustment"),
 458                                                               _("GtkAdjustment with information of the vertical visible position"),
 459                                                               GTK_TYPE_ADJUSTMENT,
 460                                                               G_PARAM_READABLE | G_PARAM_WRITABLE | G_PARAM_CONSTRUCT));
 461
 462         g_object_class_install_property (gobject_class,
 463                                          PROP_SHADOW_TYPE,
 464                                          g_param_spec_enum ("shadow_type",
 465                                                             _("Shadow type"),
 466                                                             _("Kind of shadow that's shown around the view"),
 467                                                             GTK_TYPE_SHADOW_TYPE,
 468                                                             GTK_SHADOW_IN,
 469                                                             G_PARAM_READABLE | G_PARAM_WRITABLE ));
 470
 471         widget_class->set_scroll_adjustments_signal =
 472                 g_signal_new ("set_scroll_adjustments",
 473                               G_OBJECT_CLASS_TYPE (gobject_class),
 474                               G_SIGNAL_RUN_LAST|G_SIGNAL_ACTION,
 475                               G_STRUCT_OFFSET (ModestGtkhtmlMsgViewClass, set_scroll_adjustments),
 476                               NULL, NULL,
 477                               modest_marshal_VOID__POINTER_POINTER,
 478                               G_TYPE_NONE, 2,
 479                               GTK_TYPE_ADJUSTMENT,
 480                               GTK_TYPE_ADJUSTMENT);
 481 }
 482
 483 static void
 484 set_property (GObject *object,
 485               guint prop_id,
 486               const GValue *value,
 487               GParamSpec *pspec)
 488 {
 489         ModestGtkhtmlMsgView *self = MODEST_GTKHTML_MSG_VIEW (object);
 490
 491         switch (prop_id) {
 492         case PROP_HADJUSTMENT:
 493                 set_hadjustment (self, g_value_get_object (value));
 494                 break;
 495         case PROP_VADJUSTMENT:
 496                 set_vadjustment (self, g_value_get_object (value));
 497                 break;
 498         case PROP_SHADOW_TYPE:
 499                 set_shadow_type (self, g_value_get_enum (value));
 500                 break;
 501         default:
 502                 G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
 503                 break;
 504         }
 505 }
 506
 507 static void
 508 get_property (GObject *object,
 509               guint prop_id,
 510               GValue *value,
 511               GParamSpec *pspec)
 512 {
 513         ModestGtkhtmlMsgView *self = MODEST_GTKHTML_MSG_VIEW (object);
 514         ModestGtkhtmlMsgViewPrivate *priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (self);
 515
 516         switch (prop_id) {
 517         case PROP_HADJUSTMENT:
 518                 g_value_set_object (value, priv->hadj);
 519                 break;
 520         case PROP_VADJUSTMENT:
 521                 g_value_set_object (value, priv->vadj);
 522                 break;
 523         case PROP_SHADOW_TYPE:
 524                 g_value_set_enum (value, priv->shadow_type);
 525                 break;
 526         default:
 527                 G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
 528                 break;
 529         }
 530 }
 531
 532 static void
 533 disconnect_hadjustment (ModestGtkhtmlMsgView *self)
 534 {
 535         ModestGtkhtmlMsgViewPrivate *priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (self);
 536
 537         if (priv->hadj) {
 538                 g_signal_handlers_disconnect_by_func(priv->hadj, adjustment_value_changed, self);
 539                 g_object_unref (priv->hadj);
 540                 priv->hadj = NULL;
 541         }
 542 }
 543
 544 static void
 545 disconnect_vadjustment (ModestGtkhtmlMsgView *self)
 546 {
 547         ModestGtkhtmlMsgViewPrivate *priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (self);
 548
 549         if (priv->vadj) {
 550                 g_signal_handlers_disconnect_by_func(priv->vadj, adjustment_value_changed, self);
 551                 g_object_unref (priv->vadj);
 552                 priv->vadj = NULL;
 553         }
 554 }
 555
 556 static void
 557 get_view_allocation (ModestGtkhtmlMsgView *self, GtkAllocation *allocation)
 558 {
 559         /* This method gets the allocation of the widget in parent widget. It's the
 560            real position and size of the widget */
 561         ModestGtkhtmlMsgViewPrivate *priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (self);
 562
 563         allocation->x = 0;
 564         allocation->y = 0;
 565
 566         if (priv->shadow_type != GTK_SHADOW_NONE) {
 567                 allocation->x = GTK_WIDGET (self)->style->xthickness;
 568                 allocation->y = GTK_WIDGET (self)->style->ythickness;
 569         }
 570
 571         allocation->width = MAX (1, (GTK_WIDGET (self)->allocation.width) - allocation->x * 2);
 572         allocation->height = MAX (1, (GTK_WIDGET (self)->allocation.height) - allocation->y * 2);
 573
 574 }
 575
 576 static void
 577 reclamp_adjustment (GtkAdjustment *adj,
 578                     gboolean *value_changed)
 579 {
 580         gdouble value = adj->value;
 581
 582         /* Correct value to be inside the expected values of a scroll */
 583
 584         value = CLAMP (value, 0, adj->upper - adj->page_size);
 585
 586         if (value != adj->value) {
 587                 adj->value = value;
 588                 if (value_changed)
 589                         *value_changed = TRUE;
 590         } else if (value_changed) {
 591                 *value_changed = FALSE;
 592         }
 593 }
 594
 595 static void
 596 set_hadjustment_values (ModestGtkhtmlMsgView *self,
 597                         gboolean *value_changed)
 598 {
 599         GtkAllocation view_allocation;
 600         GtkAdjustment *hadj = get_hadjustment (self);
 601         gint full_width = 0;
 602         ModestGtkhtmlMsgViewPrivate *priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (self);
 603
 604         get_view_allocation (self, &view_allocation);
 605         hadj->page_size = view_allocation.width;
 606         hadj->step_increment = view_allocation.width * 0.1;
 607         hadj->page_increment = view_allocation.width * 0.9;
 608
 609         hadj->lower = 0;
 610         hadj->upper = view_allocation.width;
 611
 612         /* Get the real width of the embedded html */
 613         if (priv->html_scroll && GTK_WIDGET_VISIBLE(priv->html_scroll)) {
 614                 GtkAdjustment *html_hadj;
 615                 html_hadj = gtk_scrolled_window_get_hadjustment (GTK_SCROLLED_WINDOW (priv->html_scroll));
 616                 full_width += html_hadj->upper;
 617         }
 618
 619         hadj->upper = MAX (view_allocation.width, full_width);
 620
 621         reclamp_adjustment (hadj, value_changed);
 622
 623 }
 624
 625 static void
 626 set_vadjustment_values (ModestGtkhtmlMsgView *self,
 627                         gboolean *value_changed)
 628 {
 629         GtkAllocation view_allocation;
 630         GtkAdjustment *vadj = get_vadjustment (self);
 631         ModestGtkhtmlMsgViewPrivate *priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (self);
 632         gint full_height = 0;
 633         GtkAdjustment *html_vadj;
 634
 635         get_view_allocation (self, &view_allocation);
 636         vadj->page_size = view_allocation.height;
 637         vadj->step_increment = view_allocation.height * 0.1;
 638         vadj->page_increment = view_allocation.height * 0.9;
 639
 640         vadj->lower = 0;
 641
 642         if (priv->headers_box && GTK_WIDGET_VISIBLE(priv->headers_box)) {
 643                 GtkRequisition child_requisition;
 644
 645                 gtk_widget_get_child_requisition (priv->headers_box, &child_requisition);
 646                 full_height = child_requisition.height;
 647         } else {
 648                 full_height = 0;
 649         }
 650
 651         /* Get the real height of the embedded html */
 652         if (priv->html_scroll && GTK_WIDGET_VISIBLE(priv->html_scroll)) {
 653                 html_vadj = gtk_scrolled_window_get_vadjustment (GTK_SCROLLED_WINDOW (priv->html_scroll));
 654                 full_height += html_vadj->upper;
 655         }
 656
 657         vadj->upper = MAX (view_allocation.height, full_height);
 658
 659         reclamp_adjustment (vadj, value_changed);
 660
 661 }
 662
 663 static void
 664 set_scroll_adjustments (ModestGtkhtmlMsgView *self,
 665                         GtkAdjustment *hadj,
 666                         GtkAdjustment *vadj)
 667 {
 668         set_hadjustment (self, hadj);
 669         set_vadjustment (self, vadj);
 670
 671 #ifndef MODEST_TOOLKIT_HILDON2
 672         ModestGtkhtmlMsgViewPrivate *priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (self);
 673         gtk_container_set_focus_vadjustment (GTK_CONTAINER (priv->body_view), vadj);
 674 #endif
 675 }
 676
 677 static void
 678 realize (GtkWidget *widget)
 679 {
 680         ModestGtkhtmlMsgView *self = MODEST_GTKHTML_MSG_VIEW (widget);
 681         ModestGtkhtmlMsgViewPrivate *priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (self);
 682         GtkAdjustment *hadj = get_hadjustment (self);
 683         GtkAdjustment *vadj = get_vadjustment (self);
 684         GdkWindowAttr attributes;
 685         gint event_mask;
 686         gint attributes_mask;
 687         GtkAllocation view_allocation;
 688
 689         GTK_WIDGET_SET_FLAGS (widget, GTK_REALIZED);
 690
 691         /* The structure of the GdkWindow's is:
 692          *    * widget->window: the shown gdkwindow embedding all the stuff inside
 693          *    * view_window: a backing store gdkwindow containing the headers and contents
 694          *      being scrolled. This window should have all the visible and non visible
 695          *      widgets inside.
 696          *    * headers_window: gdk window for headers_box.
 697          *    * html_window: gdk window for html_scroll (the scrolled window containing the
 698          *      body view showing the contents of the mail).
 699          */
 700
 701         attributes.x = widget->allocation.x;
 702         attributes.y = widget->allocation.y;
 703         attributes.width = widget->allocation.width;
 704         attributes.height = widget->allocation.height;
 705         attributes.window_type = GDK_WINDOW_CHILD;
 706         attributes.wclass = GDK_INPUT_OUTPUT;
 707         attributes.visual = gtk_widget_get_visual (widget);
 708         attributes.colormap = gtk_widget_get_colormap (widget);
 709
 710         event_mask = gtk_widget_get_events (widget) | GDK_EXPOSURE_MASK;
 711         attributes.event_mask = event_mask | GDK_BUTTON_PRESS_MASK;
 712         attributes_mask = GDK_WA_X | GDK_WA_Y | GDK_WA_VISUAL | GDK_WA_COLORMAP;
 713
 714         widget->window = gdk_window_new (gtk_widget_get_parent_window (widget),
 715                                          &attributes, attributes_mask);
 716         gdk_window_set_user_data (widget->window, self);
 717
 718         get_view_allocation (self, &view_allocation);
 719
 720         attributes.x = view_allocation.x;
 721         attributes.y = view_allocation.y;
 722         attributes.width = view_allocation.width;
 723         attributes.height = view_allocation.height;
 724         attributes.event_mask = 0;
 725         priv->view_window = gdk_window_new (widget->window, &attributes, attributes_mask);
 726         gdk_window_set_user_data (priv->view_window, self);
 727         gdk_window_set_back_pixmap (priv->view_window, NULL, FALSE);
 728
 729         attributes.x = -hadj->value;
 730         attributes.y = -vadj->value;
 731         attributes.width = hadj->upper;
 732         if (priv->headers_box)
 733                 attributes.height = GTK_WIDGET (priv->headers_box)->allocation.height;
 734         else
 735                 attributes.height = 1;
 736         attributes.event_mask = event_mask;
 737
 738         priv->headers_window = gdk_window_new (priv->view_window, &attributes, attributes_mask);
 739         gdk_window_set_user_data (priv->headers_window, self);
 740
 741         if (priv->headers_box)
 742                 gtk_widget_set_parent_window (priv->headers_box, priv->headers_window);
 743
 744         attributes.x = -hadj->value;
 745         if (priv->headers_box)
 746                 attributes.y = GTK_WIDGET (priv->headers_box)->allocation.height - vadj->value;
 747         else
 748                 attributes.y = -vadj->value;
 749         attributes.width = hadj->upper;
 750         if (priv->headers_box)
 751                 attributes.height = vadj->upper - GTK_WIDGET (priv->headers_box)->allocation.height;
 752         else
 753                 attributes.height = vadj->upper;
 754         attributes.event_mask = event_mask;
 755
 756         priv->html_window = gdk_window_new (priv->view_window, &attributes, attributes_mask);
 757         gdk_window_set_user_data (priv->html_window, self);
 758
 759         if (priv->html_scroll)
 760                 gtk_widget_set_parent_window (priv->html_scroll, priv->html_window);
 761
 762         widget->style = gtk_style_attach (widget->style, widget->window);
 763         gtk_style_set_background (widget->style, widget->window, GTK_STATE_NORMAL);
 764         gtk_style_set_background (widget->style, priv->headers_window, GTK_STATE_NORMAL);
 765         gtk_style_set_background (widget->style, priv->html_window, GTK_STATE_NORMAL);
 766
 767         gtk_paint_flat_box(widget->style, priv->headers_window, GTK_STATE_NORMAL,
 768                            GTK_SHADOW_NONE,
 769                            NULL, widget, "msgviewheaders",
 770                            0,0,-1,-1);
 771         gtk_paint_flat_box(widget->style, priv->html_window, GTK_STATE_NORMAL,
 772                            GTK_SHADOW_NONE,
 773                            NULL, widget, "msgviewcontents",
 774                            0,0,-1,-1);
 775
 776         gdk_window_show (priv->view_window);
 777         gdk_window_show (priv->headers_window);
 778         gdk_window_show (priv->html_window);
 779
 780 }
 781
 782 static void
 783 unrealize (GtkWidget *widget)
 784 {
 785         ModestGtkhtmlMsgView *self = MODEST_GTKHTML_MSG_VIEW (widget);
 786         ModestGtkhtmlMsgViewPrivate *priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (self);
 787
 788         gdk_window_set_user_data (priv->view_window, NULL);
 789         gdk_window_destroy (priv->view_window);
 790         priv->view_window = NULL;
 791
 792         gdk_window_set_user_data (priv->headers_window, NULL);
 793         gdk_window_destroy (priv->headers_window);
 794         priv->headers_window = NULL;
 795
 796         gdk_window_set_user_data (priv->html_window, NULL);
 797         gdk_window_destroy (priv->html_window);
 798         priv->html_window = NULL;
 799
 800         if (GTK_WIDGET_CLASS (parent_class)->unrealize)
 801                 ( * GTK_WIDGET_CLASS (parent_class)->unrealize) (widget);
 802
 803 }
 804
 805 static gint
 806 expose (GtkWidget *widget,
 807         GdkEventExpose *event)
 808 {
 809         ModestGtkhtmlMsgView *self;
 810         ModestGtkhtmlMsgViewPrivate *priv;
 811
 812         if (GTK_WIDGET_DRAWABLE (widget)) {
 813                 self = MODEST_GTKHTML_MSG_VIEW (widget);
 814                 priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (self);
 815                 if (event->window == widget->window) {
 816                         gtk_paint_shadow (widget->style, widget->window,
 817                                           GTK_STATE_NORMAL, priv->shadow_type,
 818                                           &event->area, widget, "msgview",
 819                                           0,0,-1,-1);
 820                 } else if (event->window == priv->headers_window) {
 821                         gtk_paint_flat_box(widget->style, priv->headers_window, GTK_STATE_NORMAL,
 822                                            GTK_SHADOW_NONE,
 823                                            &event->area, widget, "msgviewheaders",
 824                                            0,0,-1,-1);
 825                 } else if (event->window == priv->html_window) {
 826                         gtk_paint_flat_box(widget->style, priv->html_window, GTK_STATE_NORMAL,
 827                                            GTK_SHADOW_NONE,
 828                                            &event->area, widget, "msgviewcontents",
 829                                            0,0,-1,-1);
 830                 }
 831                 if (priv->headers_box)
 832                         gtk_container_propagate_expose (GTK_CONTAINER (self), priv->headers_box, event);
 833                 if (priv->html_scroll)
 834                         gtk_container_propagate_expose (GTK_CONTAINER (self), priv->html_scroll, event);
 835                 (* GTK_WIDGET_CLASS (parent_class)->expose_event) (widget, event);
 836         }
 837
 838         return FALSE;
 839 }
 840
 841 static void
 842 forall (GtkContainer *container,
 843         gboolean include_internals,
 844         GtkCallback callback,
 845         gpointer userdata)
 846 {
 847         ModestGtkhtmlMsgViewPrivate *priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (container);
 848         g_return_if_fail (callback != NULL);
 849
 850         if (priv->headers_box)
 851                 (*callback) (priv->headers_box, userdata);
 852         if (priv->html_scroll)
 853                 (*callback) (priv->html_scroll, userdata);
 854 }
 855
 856 static void
 857 container_remove (GtkContainer *container,
 858                   GtkWidget *widget)
 859 {
 860         gboolean was_visible = FALSE;
 861         ModestGtkhtmlMsgViewPrivate *priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (container);
 862         was_visible = GTK_WIDGET_VISIBLE (widget);
 863         if (widget == priv->headers_box) {
 864                 gtk_widget_unparent (priv->headers_box);
 865                 priv->headers_box = NULL;
 866         } else if (widget == priv->html_scroll) {
 867                 gtk_widget_unparent (priv->html_scroll);
 868                 priv->html_scroll = NULL;
 869         } else {
 870                 return;
 871         }
 872         if (was_visible)
 873                 gtk_widget_queue_resize (GTK_WIDGET(container));
 874
 875 }
 876
 877 static void
 878 size_request (GtkWidget *widget,
 879               GtkRequisition *req)
 880 {
 881         ModestGtkhtmlMsgViewPrivate *priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (widget);
 882         GtkRequisition child_req;
 883
 884         req->width = 0;
 885         req->height = 0;
 886
 887         gtk_widget_size_request (priv->headers_box, &child_req);
 888         req->width = child_req.width;
 889         req->height += child_req.height;
 890         gtk_widget_size_request (priv->html_scroll, &child_req);
 891         req->width = MAX (child_req.width, req->width);
 892         req->height += child_req.height;
 893
 894 }
 895
 896 static void
 897 size_allocate (GtkWidget *widget,
 898                GtkAllocation *allocation)
 899 {
 900         ModestGtkhtmlMsgView *self = MODEST_GTKHTML_MSG_VIEW (widget);
 901         ModestGtkhtmlMsgViewPrivate *priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (self);
 902         gboolean hadj_value_changed, vadj_value_changed;
 903         GtkAllocation headers_allocation, html_allocation, view_allocation;
 904         GtkAdjustment *html_vadj;
 905
 906         if (GTK_WIDGET_MAPPED (widget) &&
 907             priv->shadow_type != GTK_SHADOW_NONE &&
 908             (allocation->width != widget->allocation.width ||
 909              allocation->height != widget->allocation.height))
 910                 gdk_window_invalidate_rect (widget->window, NULL, FALSE);
 911
 912         if (priv->idle_readjust_scroll_id == 0 && priv->idle_changes_count < 5 && widget->allocation.width != allocation->width) {
 913                 g_object_ref (self);
 914                 priv->idle_readjust_scroll_id = g_idle_add ((GSourceFunc) idle_readjust_scroll, self);
 915                 priv->idle_changes_count ++;
 916         }
 917
 918         widget->allocation = *allocation;
 919         set_hadjustment_values (self, &hadj_value_changed);
 920         set_vadjustment_values (self, &vadj_value_changed);
 921
 922         get_view_allocation (self, &view_allocation);
 923
 924         headers_allocation.x = 0;
 925         headers_allocation.y = 0;
 926         headers_allocation.width = view_allocation.width;
 927         if (priv->headers_box)
 928                 headers_allocation.height = GTK_WIDGET (priv->headers_box)->requisition.height;
 929         else
 930                 headers_allocation.height = 0;
 931
 932         html_vadj = gtk_scrolled_window_get_vadjustment (GTK_SCROLLED_WINDOW (priv->html_scroll));
 933
 934         html_allocation.x = 0;
 935         html_allocation.y = MAX (0, headers_allocation.height - priv->vadj->value);
 936         html_allocation.width = view_allocation.width;
 937         if (html_vadj->upper < allocation->height) {
 938                 html_allocation.height = MAX (html_vadj->upper, allocation->height - headers_allocation.height);
 939         } else {
 940                 html_allocation.height = allocation->height;
 941         }
 942         /* html_allocation.height = MAX ((gint) html_vadj->upper, (gint)(priv->vadj->upper - headers_allocation.height)); */
 943
 944         if (GTK_WIDGET_REALIZED (widget)) {
 945                 gdk_window_move_resize (widget->window,
 946                                         allocation->x,
 947                                         allocation->y,
 948                                         allocation->width,
 949                                         allocation->height);
 950
 951                 gdk_window_move_resize (priv->view_window,
 952                                         view_allocation.x,
 953                                         view_allocation.y,
 954                                         view_allocation.width,
 955                                         view_allocation.height);
 956                 gdk_window_move_resize (priv->headers_window,
 957                                         0,
 958                                         (gint) (- priv->vadj->value),
 959                                         allocation->width,
 960                                         headers_allocation.height);
 961                 gdk_window_move_resize (priv->html_window,
 962                                         (gint) (- priv->hadj->value),
 963                                         (gint) html_allocation.y,
 964                                         (gint) priv->hadj->upper,
 965                                         html_allocation.height);
 966         }
 967
 968         if (priv->headers_box && GTK_WIDGET_VISIBLE (priv->headers_box)) {
 969                 gtk_widget_size_allocate (priv->headers_box, &headers_allocation);
 970         }
 971         if (priv->html_scroll && GTK_WIDGET_VISIBLE (priv->html_scroll)) {
 972                 html_allocation.x = 0;
 973                 html_allocation.y = 0;
 974                 html_allocation.width = (gint) priv->hadj->upper;
 975                 gtk_widget_size_allocate (priv->html_scroll, &html_allocation);
 976                 if (html_vadj->page_size != html_allocation.height) {
 977                         html_vadj->page_size = html_allocation.height;
 978                         gtk_adjustment_changed (html_vadj);
 979                 }
 980         }
 981         gtk_adjustment_changed (priv->hadj);
 982         gtk_adjustment_changed (priv->vadj);
 983
 984         if (hadj_value_changed)
 985                 gtk_adjustment_value_changed (priv->hadj);
 986         if (vadj_value_changed)
 987                 gtk_adjustment_value_changed (priv->vadj);
 988
 989 }
 990
 991 static void
 992 adjustment_value_changed (GtkAdjustment *adj, gpointer data)
 993 {
 994         ModestGtkhtmlMsgView *self = NULL;
 995         ModestGtkhtmlMsgViewPrivate *priv = NULL;
 996
 997         g_return_if_fail (GTK_IS_ADJUSTMENT (adj));
 998         g_return_if_fail (MODEST_IS_GTKHTML_MSG_VIEW (data));
 999
1000         self = MODEST_GTKHTML_MSG_VIEW (data);
1001         priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (self);
1002
1003         if (GTK_WIDGET_REALIZED (self)) {
1004                 GtkAdjustment *hadj = get_hadjustment (self);
1005                 GtkAdjustment *vadj = get_vadjustment (self);
1006                 gint headers_offset = 0;
1007
1008                 gtk_widget_queue_resize (priv->html_scroll);
1009
1010                 if (priv->headers_box && GTK_WIDGET_VISIBLE (priv->headers_box)) {
1011                         gint old_x, old_y;
1012                         gint new_x, new_y;
1013                         gdk_window_get_position (priv->headers_window, &old_x, &old_y);
1014                         new_x = 0;
1015                         new_y = -vadj->value;
1016
1017                         headers_offset = GTK_WIDGET(priv->headers_box)->allocation.height;
1018
1019                         if (new_x != old_x || new_y != old_y) {
1020                                 gdk_window_move (priv->headers_window, new_x, new_y);
1021                                 gdk_window_process_updates (priv->headers_window, TRUE);
1022                         }
1023                 }
1024
1025                 if (priv->html_scroll && GTK_WIDGET_VISIBLE (priv->html_scroll)) {
1026                         gint old_x, old_y;
1027                         gint new_x, new_y;
1028                         gint new_internal_vvalue;
1029                         gdk_window_get_position (priv->html_window, &old_x, &old_y);
1030                         new_x = -hadj->value;
1031
1032                         new_internal_vvalue = MAX (0, vadj->value - headers_offset);
1033                         gtk_adjustment_set_value (gtk_scrolled_window_get_vadjustment (GTK_SCROLLED_WINDOW (priv->html_scroll)),
1034                                                   new_internal_vvalue);
1035
1036                         new_y = MAX (0, headers_offset - vadj->value);
1037
1038                         if (new_x != old_x || new_y != old_y) {
1039                                 gdk_window_move (priv->html_window, new_x, new_y);
1040                                 gdk_window_process_updates (priv->html_window, TRUE);
1041                         }
1042                 }
1043
1044         }
1045 }
1046
1047 static gboolean
1048 resize_children_idle (GtkContainer *cont)
1049 {
1050         ModestGtkhtmlMsgViewPrivate *priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (cont);
1051         if (GTK_WIDGET_DRAWABLE (cont)) {
1052                 gtk_container_resize_children (cont);
1053         }
1054         priv->idle_resize_children_id = 0;
1055
1056         return FALSE;
1057 }
1058
1059 static void
1060 html_adjustment_changed (GtkAdjustment *adj,
1061                          gpointer userdata)
1062 {
1063         ModestGtkhtmlMsgView *self = MODEST_GTKHTML_MSG_VIEW (userdata);
1064         ModestGtkhtmlMsgViewPrivate *priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (self);
1065         GtkAdjustment *html_vadj = gtk_scrolled_window_get_vadjustment (GTK_SCROLLED_WINDOW(priv->html_scroll));
1066         gboolean vadj_changed;
1067         gint new_height;
1068
1069         g_signal_stop_emission_by_name (G_OBJECT (adj), "changed");
1070
1071         priv->html_scroll->requisition.height = html_vadj->upper;
1072         if ((priv->vadj != NULL && (html_vadj->upper == (priv->vadj->upper - GTK_WIDGET (priv->headers_box)->allocation.height)))
1073             && html_vadj->page_size == priv->html_scroll->allocation.height)
1074                 return;
1075
1076         set_vadjustment_values (self, &vadj_changed);
1077
1078         if (html_vadj->upper < GTK_WIDGET (self)->allocation.height) {
1079                 new_height = MAX (html_vadj->upper,
1080                                         GTK_WIDGET (self)->allocation.height - GTK_WIDGET(priv->headers_box)->allocation.height);
1081         } else {
1082                 new_height = GTK_WIDGET (self)->allocation.height;
1083         }
1084
1085         gtk_adjustment_changed (priv->vadj);
1086         if (GTK_WIDGET_DRAWABLE (priv->html_scroll)) {
1087                 gdk_window_resize (priv->html_window, (gint) priv->hadj->upper, (gint) new_height);
1088                 gdk_window_process_updates (priv->view_window, TRUE);
1089                 if (priv->idle_resize_children_id == 0)
1090                         priv->idle_resize_children_id = gdk_threads_add_idle ((GSourceFunc) resize_children_idle, self);
1091         }
1092
1093 }
1094
1095 gboolean
1096 idle_readjust_scroll (ModestGtkhtmlMsgView *self)
1097 {
1098         ModestGtkhtmlMsgViewPrivate *priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (self);
1099
1100         /* We're out the main lock */
1101         gdk_threads_enter ();
1102
1103         if (GTK_WIDGET_DRAWABLE (self)) {
1104                 GtkAdjustment *html_vadj;
1105                 GtkAdjustment *html_hadj;
1106
1107                 html_vadj = gtk_scrolled_window_get_vadjustment (GTK_SCROLLED_WINDOW (priv->html_scroll));
1108                 html_vadj->upper = 0;
1109                 html_vadj->page_size = 0;
1110                 g_signal_emit_by_name (G_OBJECT (html_vadj), "changed");
1111
1112                 html_hadj = gtk_scrolled_window_get_hadjustment (GTK_SCROLLED_WINDOW (priv->html_scroll));
1113                 html_hadj->upper = 0;
1114                 html_hadj->page_size = 0;
1115                 g_signal_emit_by_name (G_OBJECT (html_hadj), "changed");
1116
1117                 gtk_widget_set_size_request (GTK_WIDGET (priv->body_view), 1, 1);
1118                 gtk_widget_set_size_request (GTK_WIDGET (priv->body_view), -1, -1);
1119
1120                 gtk_widget_queue_resize (GTK_WIDGET (priv->body_view));
1121                 gtk_widget_queue_draw (GTK_WIDGET (priv->body_view));
1122
1123                 /* Just another hack for making readjust really work. This forces an update
1124                  * of the scroll, and then, make the scroll really update properly the
1125                  * the size and not corrupt scrollable area */
1126                 gtk_adjustment_set_value (priv->vadj, 1.0);
1127                 gtk_adjustment_set_value (priv->vadj, 0.0);
1128
1129         }
1130         priv->idle_readjust_scroll_id = 0;
1131         g_object_unref (G_OBJECT (self));
1132
1133
1134         gdk_threads_leave ();
1135
1136         return FALSE;
1137 }
1138
1139 static void
1140 modest_gtkhtml_msg_view_init (ModestGtkhtmlMsgView *obj)
1141 {
1142         ModestGtkhtmlMsgViewPrivate *priv;
1143         GtkAdjustment *html_vadj;
1144 #ifndef MODEST_TOOLKIT_HILDON2
1145         GtkWidget *separator;
1146 #endif
1147
1148         GTK_WIDGET_UNSET_FLAGS (obj, GTK_NO_WINDOW);
1149         gtk_widget_set_redraw_on_allocate (GTK_WIDGET (obj), TRUE);
1150         gtk_container_set_reallocate_redraws (GTK_CONTAINER (obj), TRUE);
1151         gtk_container_set_resize_mode (GTK_CONTAINER (obj), GTK_RESIZE_QUEUE);
1152
1153         priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE(obj);
1154
1155         priv->has_blocked_bs_images = FALSE;
1156
1157         priv->idle_changes_count = 0;
1158         priv->idle_readjust_scroll_id = 0;
1159         priv->idle_resize_children_id = 0;
1160         priv->current_zoom = 1.0;
1161
1162         priv->hadj = NULL;
1163         priv->vadj = NULL;
1164         priv->shadow_type = GTK_SHADOW_IN;
1165         priv->view_window = NULL;
1166         priv->headers_window = NULL;
1167         priv->html_window = NULL;
1168
1169         priv->idle_motion_id = 0;
1170
1171         gtk_widget_push_composite_child ();
1172         priv->html_scroll = gtk_scrolled_window_new (NULL, NULL);
1173         gtk_widget_set_composite_name (priv->html_scroll, "contents");
1174         gtk_widget_pop_composite_child ();
1175         gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (priv->html_scroll), GTK_POLICY_NEVER, GTK_POLICY_NEVER);
1176
1177         priv->msg                     = NULL;
1178
1179         priv->body_view                 = GTK_WIDGET (g_object_new (MODEST_TYPE_GTKHTML_MIME_PART_VIEW, NULL));
1180         priv->mail_header_view        = GTK_WIDGET (modest_compact_mail_header_view_new ());
1181         gtk_widget_set_no_show_all (priv->mail_header_view, TRUE);
1182         priv->attachments_view        = GTK_WIDGET(modest_attachments_view_new (NULL));
1183 #ifdef MODEST_TOOLKIT_HILDON2
1184         modest_attachments_view_set_style (MODEST_ATTACHMENTS_VIEW (priv->attachments_view),
1185                                            MODEST_ATTACHMENTS_VIEW_STYLE_LINKS);
1186 #else
1187         modest_attachments_view_set_style (MODEST_ATTACHMENTS_VIEW (priv->attachments_view),
1188                                            MODEST_ATTACHMENTS_VIEW_STYLE_SELECTABLE);
1189 #endif
1190
1191         g_signal_connect (G_OBJECT(priv->body_view), "activate_link",
1192                                        G_CALLBACK(on_activate_link), obj);
1193         g_signal_connect (G_OBJECT(priv->body_view), "fetch_url",
1194                                        G_CALLBACK(on_fetch_url), obj);
1195         g_signal_connect (G_OBJECT(priv->body_view), "link_hover",
1196                                        G_CALLBACK(on_link_hover), obj);
1197         g_signal_connect (G_OBJECT(priv->body_view), "limit_error",
1198                           G_CALLBACK(on_limit_error), obj);
1199 #ifdef MAEMO_CHANGES
1200         g_signal_connect (G_OBJECT(priv->body_view), "motion-notify-event",
1201                           G_CALLBACK (motion_notify_event), obj);
1202 #endif
1203         g_signal_connect (G_OBJECT (priv->body_view), "button-press-event",
1204                           G_CALLBACK (button_press_event), obj);
1205         g_signal_connect (G_OBJECT (priv->body_view), "button-release-event",
1206                           G_CALLBACK (button_release_event), obj);
1207
1208         g_signal_connect (G_OBJECT (priv->mail_header_view), "recpt-activated",
1209                           G_CALLBACK (on_recpt_activated), obj);
1210         g_signal_connect (G_OBJECT (priv->mail_header_view), "show-details",
1211                           G_CALLBACK (on_show_details), obj);
1212
1213         g_signal_connect (G_OBJECT (priv->attachments_view), "activate",
1214                           G_CALLBACK (on_attachment_activated), obj);
1215
1216         html_vadj = gtk_scrolled_window_get_vadjustment (GTK_SCROLLED_WINDOW(priv->html_scroll));
1217
1218         g_signal_connect (G_OBJECT (html_vadj), "changed",
1219                           G_CALLBACK (html_adjustment_changed), obj);
1220
1221         gtk_widget_push_composite_child ();
1222         priv->headers_box = gtk_vbox_new (FALSE, MODEST_MARGIN_DEFAULT);
1223         gtk_widget_set_composite_name (priv->headers_box, "headers");
1224         gtk_widget_pop_composite_child ();
1225
1226         if (priv->mail_header_view)
1227                 gtk_box_pack_start (GTK_BOX(priv->headers_box), priv->mail_header_view, FALSE, FALSE, 0);
1228
1229 #ifdef MODEST_TOOLKIT_HILDON2
1230         priv->priority_icon = gtk_image_new ();
1231         gtk_misc_set_alignment (GTK_MISC (priv->priority_icon), 0.0, 0.5);
1232         if (priv->priority_icon) {
1233                 priv->priority_box = (GtkWidget *)
1234                         modest_mail_header_view_add_custom_header (MODEST_MAIL_HEADER_VIEW (priv->mail_header_view),
1235                                                                    _("mcen_me_editor_message_priority"),
1236                                                                    priv->priority_icon,
1237                                                                    FALSE, FALSE);
1238
1239                 gtk_widget_hide_all (priv->priority_box);
1240         }
1241 #endif
1242         if (priv->attachments_view) {
1243 #ifndef MODEST_TOOLKIT_HILDON2
1244                 gchar *att_label = g_strconcat (_("mcen_me_viewer_attachments"), ":", NULL);
1245 #else
1246                 gchar *att_label = g_strconcat (_("mail_va_attachment"), ":", NULL);
1247 #endif
1248
1249                 priv->attachments_box = (GtkWidget *)
1250                         modest_mail_header_view_add_custom_header (MODEST_MAIL_HEADER_VIEW (priv->mail_header_view),
1251                                                                    att_label,
1252                                                                    priv->attachments_view,
1253                                                                    FALSE, FALSE);
1254                 gtk_widget_hide_all (priv->attachments_box);
1255                 g_free (att_label);
1256         }
1257
1258 #ifndef MODEST_TOOLKIT_HILDON2
1259         separator = gtk_hseparator_new ();
1260         gtk_box_pack_start (GTK_BOX(priv->headers_box), separator, FALSE, FALSE, 0);
1261 #endif
1262
1263         gtk_widget_set_parent (priv->headers_box, GTK_WIDGET (obj));
1264
1265         if (priv->body_view) {
1266                 gtk_container_add (GTK_CONTAINER (priv->html_scroll), priv->body_view);
1267                 gtk_widget_set_parent (priv->html_scroll, GTK_WIDGET(obj));
1268 #ifdef MAEMO_CHANGES
1269                 gtk_widget_tap_and_hold_setup (GTK_WIDGET (priv->body_view), NULL, NULL, 0);
1270                 g_signal_connect (G_OBJECT (priv->body_view), "tap-and-hold", G_CALLBACK (on_tap_and_hold), obj);
1271                 g_signal_connect (G_OBJECT (priv->body_view), "tap-and-hold-query", G_CALLBACK (on_tap_and_hold_query), obj);
1272 #endif
1273         }
1274
1275 }
1276
1277
1278 static void
1279 modest_gtkhtml_msg_view_finalize (GObject *obj)
1280 {
1281         ModestGtkhtmlMsgViewPrivate *priv;
1282         priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (obj);
1283
1284         if (priv->msg) {
1285                 g_object_unref (G_OBJECT(priv->msg));
1286                 priv->msg = NULL;
1287         }
1288
1289         if (priv->idle_resize_children_id > 0) {
1290                 g_source_remove (priv->idle_resize_children_id);
1291                 priv->idle_resize_children_id = 0;
1292         }
1293
1294         if (priv->idle_readjust_scroll_id > 0) {
1295                 g_source_remove (priv->idle_readjust_scroll_id);
1296                 priv->idle_readjust_scroll_id = 0;
1297         }
1298
1299         if (priv->idle_motion_id > 0) {
1300                 g_source_remove (priv->idle_motion_id);
1301                 priv->idle_motion_id = 0;
1302         }
1303
1304         /* we cannot disconnect sigs, because priv->body_view is
1305          * already dead */
1306
1307         disconnect_vadjustment (MODEST_GTKHTML_MSG_VIEW(obj));
1308         disconnect_hadjustment (MODEST_GTKHTML_MSG_VIEW(obj));
1309
1310         priv->body_view = NULL;
1311         priv->attachments_view = NULL;
1312
1313         G_OBJECT_CLASS(parent_class)->finalize (obj);
1314 }
1315
1316 static void
1317 modest_gtkhtml_msg_view_destroy (GtkObject *obj)
1318 {
1319         disconnect_vadjustment (MODEST_GTKHTML_MSG_VIEW(obj));
1320         disconnect_hadjustment (MODEST_GTKHTML_MSG_VIEW(obj));
1321
1322         GTK_OBJECT_CLASS(parent_class)->destroy (obj);
1323 }
1324
1325 /* INTERNAL METHODS */
1326
1327 #ifdef MAEMO_CHANGES
1328 static gboolean
1329 motion_notify_event (GtkWidget *widget,
1330                      GdkEventMotion *event,
1331                      gpointer userdata)
1332 {
1333         ModestGtkhtmlMsgViewPrivate *priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (userdata);
1334
1335         /* Use panning information in gtkhtml widget to support also vertical panning */
1336
1337         if (GTK_HTML (widget)->panning) {
1338                 gint y, dy;
1339                 gdouble value;
1340
1341                 gdk_window_get_pointer (GTK_LAYOUT (widget)->bin_window, NULL, &y, NULL);
1342                 dy = y - GTK_HTML (widget)->lasty;
1343                 value = priv->vadj->value - (gdouble) dy;
1344
1345                 if (value < priv->vadj->lower)
1346                         value = priv->vadj->lower;
1347                 else if (value > priv->vadj->upper - priv->vadj->page_size)
1348                         value = priv->vadj->upper - priv->vadj->page_size;
1349                 gtk_adjustment_set_value (priv->vadj, value);
1350
1351         }
1352         return FALSE;
1353 }
1354 #endif
1355
1356 static gboolean
1357 idle_motion (gpointer userdata)
1358 {
1359         ModestGtkhtmlMsgViewPrivate *priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (userdata);
1360         if (GTK_HTML (priv->body_view)->in_selection_drag) {
1361                 gdouble offset;
1362                 GtkAdjustment *adj;
1363                 gint gdk_y;
1364                 gdk_window_get_pointer (gtk_widget_get_parent_window (priv->body_view), NULL, &gdk_y, NULL);
1365                 offset= (gdouble) (priv->headers_box->requisition.height + gdk_y);
1366                 adj = GTK_ADJUSTMENT (priv->vadj);
1367                 if (offset < adj->value + adj->step_increment) {
1368                         gtk_adjustment_set_value (adj, MAX (offset + adj->page_increment - adj->page_size, 0.0));
1369                 } else if (offset > adj->value + adj->page_increment) {
1370                         gtk_adjustment_set_value (adj, MIN (offset - adj->page_increment, adj->upper - adj->page_size));
1371                 }
1372                 gtk_widget_queue_resize (userdata);
1373         }
1374         return TRUE;
1375 }
1376
1377 static gboolean
1378 button_press_event (GtkWidget *widget,
1379                     GdkEventButton *event,
1380                     gpointer userdata)
1381 {
1382         ModestGtkhtmlMsgViewPrivate *priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (userdata);
1383
1384         if (priv->idle_motion_id == 0) {
1385                 priv->idle_motion_id = g_timeout_add (200, idle_motion, userdata);
1386         }
1387         return FALSE;
1388 }
1389
1390 static gboolean
1391 button_release_event (GtkWidget *widget,
1392                       GdkEventButton *event,
1393                       gpointer userdata)
1394 {
1395         ModestGtkhtmlMsgViewPrivate *priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (userdata);
1396
1397         if (priv->idle_motion_id > 0) {
1398                 gint gdk_y;
1399                 g_source_remove (priv->idle_motion_id);
1400
1401                 priv->idle_motion_id = 0;;
1402                 gdk_window_get_pointer (gtk_widget_get_parent_window (priv->body_view), NULL, &gdk_y, NULL);
1403                 event->y = (gdouble) gdk_y;
1404         }
1405         return FALSE;
1406 }
1407
1408 static GtkAdjustment *
1409 get_vadjustment (ModestGtkhtmlMsgView *self)
1410 {
1411         ModestGtkhtmlMsgViewPrivate *priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (self);
1412
1413         if (!priv->vadj)
1414                 set_vadjustment (self, NULL);
1415
1416         return priv->vadj;
1417
1418 }
1419
1420 static GtkAdjustment *
1421 get_hadjustment (ModestGtkhtmlMsgView *self)
1422 {
1423         ModestGtkhtmlMsgViewPrivate *priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (self);
1424
1425         if (!priv->hadj)
1426                 set_hadjustment (self, NULL);
1427
1428         return priv->hadj;
1429
1430 }
1431
1432 static void
1433 set_hadjustment (ModestGtkhtmlMsgView *self, GtkAdjustment *hadj)
1434 {
1435         ModestGtkhtmlMsgViewPrivate *priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (self);
1436         gboolean value_changed;
1437
1438         if (hadj && hadj == priv->hadj)
1439                 return;
1440
1441         if (!hadj)
1442                 hadj = GTK_ADJUSTMENT (gtk_adjustment_new (0.0,0.0,0.0,0.0,0.0,0.0));
1443         disconnect_hadjustment (self);
1444         g_object_ref_sink (G_OBJECT (hadj));
1445         priv->hadj = hadj;
1446         set_hadjustment_values (self, &value_changed);
1447
1448         g_signal_connect (hadj, "value_changed", G_CALLBACK (adjustment_value_changed),
1449                           self);
1450
1451         gtk_adjustment_changed (hadj);
1452         if (value_changed)
1453                 gtk_adjustment_value_changed (hadj);
1454         else
1455                 adjustment_value_changed (hadj, self);
1456
1457         g_object_notify (G_OBJECT (self), "hadjustment");
1458 }
1459
1460 static void
1461 set_vadjustment (ModestGtkhtmlMsgView *self, GtkAdjustment *vadj)
1462 {
1463         ModestGtkhtmlMsgViewPrivate *priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (self);
1464         gboolean value_changed;
1465
1466         if (vadj && vadj == priv->vadj)
1467                 return;
1468
1469         if (!vadj)
1470                 vadj = (GtkAdjustment *) gtk_adjustment_new (0.0,0.0,0.0,0.0,0.0,0.0);
1471         disconnect_vadjustment (self);
1472         g_object_ref_sink (G_OBJECT (vadj));
1473         priv->vadj = vadj;
1474         set_vadjustment_values (self, &value_changed);
1475
1476         g_signal_connect (vadj, "value_changed", G_CALLBACK (adjustment_value_changed),
1477                           self);
1478
1479         gtk_adjustment_changed (vadj);
1480         if (value_changed)
1481                 gtk_adjustment_value_changed (vadj);
1482         else
1483                 adjustment_value_changed (vadj, self);
1484
1485         g_object_notify (G_OBJECT (self), "vadjustment");
1486 }
1487
1488 static void
1489 set_shadow_type (ModestGtkhtmlMsgView *self,
1490                  GtkShadowType shadow_type)
1491 {
1492         ModestGtkhtmlMsgViewPrivate *priv;
1493         g_return_if_fail (MODEST_IS_GTKHTML_MSG_VIEW (self));
1494
1495         priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (self);
1496
1497         if (priv->shadow_type != shadow_type) {
1498                 priv->shadow_type = shadow_type;
1499
1500                 if (GTK_WIDGET_VISIBLE (self)) {
1501                         gtk_widget_size_allocate (GTK_WIDGET (self), &(GTK_WIDGET (self)->allocation));
1502                         gtk_widget_queue_draw (GTK_WIDGET (self));
1503                 }
1504                 g_object_notify (G_OBJECT (self), "shadow-type");
1505         }
1506 }
1507
1508 static GtkShadowType
1509 get_shadow_type (ModestGtkhtmlMsgView *self)
1510 {
1511         ModestGtkhtmlMsgViewPrivate *priv;
1512         g_return_val_if_fail (MODEST_IS_GTKHTML_MSG_VIEW (self), GTK_SHADOW_NONE);
1513         priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (self);
1514
1515         return priv->shadow_type;
1516 }
1517
1518 GtkWidget*
1519 modest_msg_view_new (TnyMsg *msg)
1520 {
1521         GObject *obj;
1522         ModestGtkhtmlMsgView* self;
1523
1524         obj  = G_OBJECT(g_object_new(MODEST_TYPE_GTKHTML_MSG_VIEW, NULL));
1525         self = MODEST_GTKHTML_MSG_VIEW(obj);
1526         tny_msg_view_set_msg (TNY_MSG_VIEW (self), msg);
1527
1528         return GTK_WIDGET(self);
1529 }
1530
1531 #ifdef MAEMO_CHANGES
1532 static void
1533 on_tap_and_hold (GtkWidget *widget,
1534                  gpointer data)
1535 {
1536         ModestGtkhtmlMsgView *self = (ModestGtkhtmlMsgView *) data;
1537         ModestGtkhtmlMsgViewPrivate *priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (self);
1538
1539         g_signal_emit_by_name (G_OBJECT (self), "link-contextual", priv->last_url);
1540 }
1541
1542 static gboolean
1543 on_tap_and_hold_query (GtkWidget *widget,
1544                        GdkEvent *event,
1545                        gpointer data)
1546 {
1547         ModestGtkhtmlMsgView *self = (ModestGtkhtmlMsgView *) data;
1548         ModestGtkhtmlMsgViewPrivate *priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (self);
1549
1550         /* Don't show the tap and hold animation if no url below */
1551         return (priv->last_url == NULL);
1552 }
1553 #endif
1554
1555 static void
1556 on_recpt_activated (ModestMailHeaderView *header_view,
1557                     const gchar *address,
1558                     ModestGtkhtmlMsgView *self)
1559 {
1560         g_signal_emit_by_name (G_OBJECT (self), "recpt-activated", address);
1561 }
1562
1563 static void
1564 on_show_details (ModestMailHeaderView *header_view,
1565                  ModestGtkhtmlMsgView *self)
1566 {
1567         g_signal_emit_by_name (G_OBJECT (self), "show-details");
1568 }
1569
1570 static void
1571 on_attachment_activated (ModestAttachmentsView * att_view, TnyMimePart *mime_part, gpointer self)
1572 {
1573
1574         g_signal_emit_by_name (G_OBJECT(self), "attachment_clicked", mime_part);
1575 }
1576
1577 static void
1578 request_fetch_images (ModestGtkhtmlMsgView *self)
1579 {
1580         ModestGtkhtmlMsgViewPrivate *priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (self);
1581         TnyMimePart *part;
1582
1583         /* The message could have not been downloaded yet */
1584         if (priv->msg) {
1585                 modest_mime_part_view_set_view_images (MODEST_MIME_PART_VIEW (priv->body_view), TRUE);
1586                 priv->has_blocked_bs_images = FALSE;
1587                 part = tny_mime_part_view_get_part (TNY_MIME_PART_VIEW (priv->body_view));
1588                 if (part) {
1589                         tny_mime_part_view_set_part (TNY_MIME_PART_VIEW (priv->body_view), part);
1590                         g_object_unref (part);
1591                 }
1592                 tny_msg_set_allow_external_images (TNY_MSG (priv->msg), TRUE);
1593         }
1594 }
1595
1596 static void
1597 set_branding (ModestGtkhtmlMsgView *self, const gchar *brand_name, const GdkPixbuf *brand_icon)
1598 {
1599         ModestGtkhtmlMsgViewPrivate *priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (self);
1600
1601         modest_mail_header_view_set_branding (MODEST_MAIL_HEADER_VIEW (priv->mail_header_view), brand_name, brand_icon);
1602 }
1603
1604 static gboolean
1605 has_blocked_external_images (ModestGtkhtmlMsgView *self)
1606 {
1607         ModestGtkhtmlMsgViewPrivate *priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (self);
1608
1609         return ((modest_mime_part_view_has_external_images (MODEST_MIME_PART_VIEW (priv->body_view)) ||
1610                  (priv->has_blocked_bs_images)) &&
1611                 !modest_mime_part_view_get_view_images (MODEST_MIME_PART_VIEW (priv->body_view)));
1612 }
1613
1614 static gboolean
1615 on_activate_link (GtkWidget *widget, const gchar *uri, ModestGtkhtmlMsgView *self)
1616 {
1617         gboolean result;
1618         g_return_val_if_fail (self, FALSE);
1619
1620         g_signal_emit_by_name (G_OBJECT(self), "activate-link", uri, &result);
1621
1622         return result;
1623 }
1624
1625
1626 static gboolean
1627 on_link_hover (GtkWidget *widget, const gchar *uri, ModestGtkhtmlMsgView *self)
1628 {
1629         ModestGtkhtmlMsgViewPrivate *priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (self);
1630         gboolean result;
1631
1632         g_free (priv->last_url);
1633         priv->last_url = g_strdup (uri);
1634
1635         g_signal_emit_by_name (G_OBJECT(self), "link-hover", uri, &result);
1636
1637         return result;
1638 }
1639
1640 static void
1641 on_limit_error (GtkWidget *widget, ModestGtkhtmlMsgView *msg_view)
1642 {
1643         g_signal_emit_by_name (G_OBJECT (msg_view), "limit-error");
1644 }
1645
1646 static gboolean
1647 part_cids_equal (const gchar *part_cid1,
1648                  const gchar *part_cid2)
1649 {
1650         if (g_strcmp0 (part_cid1, part_cid2) == 0)
1651                 return TRUE;
1652
1653         if (part_cid2 && part_cid2[0] == '<') {
1654                 const gchar *end;
1655                 end = g_strrstr_len (part_cid2, -1, ">");
1656
1657                 if (end && strncmp (part_cid2 + 1, part_cid1, end - part_cid2 - 1) == 0)
1658                         return TRUE;
1659         }
1660         return FALSE;
1661 }
1662
1663 static TnyMimePart *
1664 find_cid_image (TnyMsg *msg, const gchar *cid)
1665 {
1666         TnyMimePart *part = NULL;
1667         TnyList *parts;
1668         TnyIterator *iter;
1669
1670         g_return_val_if_fail (msg, NULL);
1671         g_return_val_if_fail (cid, NULL);
1672
1673         parts  = TNY_LIST (tny_simple_list_new());
1674
1675         tny_mime_part_get_parts (TNY_MIME_PART (msg), parts);
1676         iter   = tny_list_create_iterator (parts);
1677
1678         while (!tny_iterator_is_done(iter)) {
1679                 const gchar *part_cid;
1680
1681                 part = TNY_MIME_PART(tny_iterator_get_current(iter));
1682                 part_cid = tny_mime_part_get_content_id (part);
1683
1684                 /* if there is no content id, try the content location;
1685                  * this is what Outlook seems to use when it converts
1686                  * it's internal richtext to html
1687                  */
1688                 if (!part_cid)
1689                         part_cid = tny_mime_part_get_content_location (part);
1690
1691                 if (part_cids_equal (cid, part_cid))
1692                         break;
1693
1694                 if (tny_mime_part_content_type_is (part, "multipart/related")) {
1695                         TnyList *related_parts = TNY_LIST (tny_simple_list_new ());
1696                         TnyIterator *related_iter = NULL;
1697                         TnyMimePart *related_part = NULL;
1698
1699                         tny_mime_part_get_parts (part, related_parts);
1700                         related_iter = tny_list_create_iterator (related_parts);
1701
1702                         while (!tny_iterator_is_done (related_iter)) {
1703                                 related_part = TNY_MIME_PART (tny_iterator_get_current (related_iter));
1704                                 part_cid = tny_mime_part_get_content_id (related_part);
1705
1706                                 if (part_cids_equal (cid, part_cid))
1707                                         break;
1708
1709                                 g_object_unref (related_part);
1710                                 related_part = NULL;
1711                                 tny_iterator_next (related_iter);
1712                         }
1713
1714                         g_object_unref (related_iter);
1715                         g_object_unref (related_parts);
1716                         if (related_part != NULL) {
1717                                 g_object_unref (part);
1718                                 part = related_part;
1719                                 break;
1720                         }
1721                 }
1722
1723                 g_object_unref (G_OBJECT(part));
1724
1725                 part = NULL;
1726                 tny_iterator_next (iter);
1727         }
1728
1729         g_object_unref (G_OBJECT(iter));
1730         g_object_unref (G_OBJECT(parts));
1731
1732         return part;
1733 }
1734
1735 static void
1736 fetch_url_decode_to_stream_cb (TnyMimePart *self, gboolean cancelled, TnyStream *stream, GError *err, gpointer user_data)
1737 {
1738         tny_stream_close (stream);
1739 }
1740
1741 static gboolean
1742 on_fetch_url (GtkWidget *widget, const gchar *uri,
1743               TnyStream *stream, ModestGtkhtmlMsgView *self)
1744 {
1745         ModestGtkhtmlMsgViewPrivate *priv;
1746         const gchar* my_uri;
1747         TnyMimePart *part = NULL;
1748
1749
1750
1751         priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (self);
1752
1753         /*
1754          * we search for either something starting with cid:, or something
1755          * with no prefix at all; this latter case occurs when sending mails
1756          * with MS Outlook in rich-text mode, and 'attach-as-object
1757          */
1758         if (g_str_has_prefix (uri, "cid:"))
1759                 my_uri = uri + 4;  /* +4 ==> skip "cid:" */
1760         else
1761                 my_uri = uri;
1762
1763         /* now try to find the embedded image */
1764         part = find_cid_image (priv->msg, my_uri);
1765
1766         if (!part) {
1767                 if (g_str_has_prefix (uri, "http:")) {
1768                         if (modest_mime_part_view_get_view_images (MODEST_MIME_PART_VIEW (priv->body_view))) {
1769                                 gboolean result = FALSE;
1770                                 g_signal_emit_by_name (self, "fetch-image", uri, stream, &result);
1771                                 return result;
1772                         } else {
1773                                 /* we return immediately to get a "image not found" icon */
1774                                 tny_stream_close (stream);
1775                                 return TRUE;
1776                         }
1777                 } else {
1778                         return FALSE;
1779                 }
1780         } else if (TNY_IS_CAMEL_BS_MIME_PART (part) &&
1781                    !tny_camel_bs_mime_part_is_fetched (TNY_CAMEL_BS_MIME_PART (part))){
1782           if (!modest_mime_part_view_get_view_images (MODEST_MIME_PART_VIEW (priv->body_view)) ||
1783               !tny_device_is_online (modest_runtime_get_device ())) {
1784                         priv->has_blocked_bs_images = TRUE;
1785                         tny_stream_close (stream);
1786                         return TRUE;
1787                 }
1788         }
1789
1790         tny_mime_part_decode_to_stream_async ((TnyMimePart*)part, stream, fetch_url_decode_to_stream_cb, NULL, NULL);
1791         g_object_unref (G_OBJECT(part));
1792         return TRUE;
1793 }
1794
1795 static void
1796 set_message (ModestGtkhtmlMsgView *self, TnyMsg *msg, TnyMimePart *other_body)
1797 {
1798         TnyMimePart *body;
1799         ModestGtkhtmlMsgViewPrivate *priv;
1800         TnyHeader *header;
1801         GtkAdjustment *html_vadj, *html_hadj;
1802
1803         g_return_if_fail (self);
1804
1805         priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE(self);
1806         priv->has_blocked_bs_images = FALSE;
1807         modest_mail_header_view_set_loading (MODEST_MAIL_HEADER_VIEW (priv->mail_header_view), FALSE);
1808         gtk_widget_set_no_show_all (priv->mail_header_view, FALSE);
1809         modest_mime_part_view_set_view_images (MODEST_MIME_PART_VIEW (priv->body_view), FALSE);
1810
1811         if (msg != priv->msg) {
1812                 if (priv->msg)
1813                         g_object_unref (G_OBJECT(priv->msg));
1814                 if (msg)
1815                         g_object_ref   (G_OBJECT(msg));
1816                 priv->msg = msg;
1817         }
1818
1819         if (!msg) {
1820                 tny_header_view_clear (TNY_HEADER_VIEW (priv->mail_header_view));
1821                 modest_attachments_view_set_message (MODEST_ATTACHMENTS_VIEW (priv->attachments_view), NULL);
1822                 gtk_widget_hide_all (priv->mail_header_view);
1823                 gtk_widget_hide_all (priv->attachments_box);
1824 #ifdef MODEST_TOOKIT_HILDON2
1825                 gtk_widget_hide_all (priv->priority_box);
1826 #endif
1827                 gtk_widget_set_no_show_all (priv->mail_header_view, TRUE);
1828                 tny_mime_part_view_clear (TNY_MIME_PART_VIEW (priv->body_view));
1829
1830                 html_vadj = gtk_scrolled_window_get_vadjustment (GTK_SCROLLED_WINDOW (priv->html_scroll));
1831                 html_vadj->upper = 0;
1832                 html_vadj->page_size = 0;
1833                 g_signal_emit_by_name (G_OBJECT (html_vadj), "changed");
1834
1835                 html_hadj = gtk_scrolled_window_get_hadjustment (GTK_SCROLLED_WINDOW (priv->html_scroll));
1836                 html_hadj->upper = 0;
1837                 html_hadj->page_size = 0;
1838                 g_signal_emit_by_name (G_OBJECT (html_hadj), "changed");
1839
1840                 gtk_widget_set_size_request (GTK_WIDGET (priv->body_view), 1, 1);
1841                 gtk_widget_set_size_request (GTK_WIDGET (priv->body_view), -1, -1);
1842
1843                 priv->idle_changes_count = 0;
1844                 gtk_widget_queue_resize (GTK_WIDGET (priv->body_view));
1845
1846                 gtk_widget_queue_resize (GTK_WIDGET(self));
1847                 gtk_widget_queue_draw (GTK_WIDGET(self));
1848                 return;
1849         }
1850
1851         header = tny_msg_get_header (msg);
1852         tny_header_view_set_header (TNY_HEADER_VIEW (priv->mail_header_view), header);
1853         g_object_unref (header);
1854
1855         modest_attachments_view_set_message (MODEST_ATTACHMENTS_VIEW (priv->attachments_view),
1856                                              other_body?NULL:msg);
1857
1858         modest_mime_part_view_set_view_images (MODEST_MIME_PART_VIEW (priv->body_view), tny_msg_get_allow_external_images (msg));
1859
1860         if (other_body) {
1861                 body = other_body;
1862                 g_object_ref (body);
1863         } else {
1864                 body = modest_tny_msg_find_body_part (msg, TRUE);
1865         }
1866         if (body) {
1867                 ModestAttachmentsView *widget;
1868
1869                 tny_mime_part_view_set_part (TNY_MIME_PART_VIEW (priv->body_view), body);
1870                 g_object_unref (body);
1871                 widget = MODEST_ATTACHMENTS_VIEW (priv->attachments_view);
1872
1873                 if (modest_attachments_view_has_attachments (widget)) {
1874                         GtkLabel *label;
1875                         GList *children = NULL;
1876                         gchar *text = NULL;
1877                         /* Ugly but... */
1878                         children = gtk_container_get_children (GTK_CONTAINER (priv->attachments_box));
1879                         label = GTK_LABEL (children->data);
1880                         gtk_widget_show_all (priv->attachments_box);
1881 #ifdef MODEST_TOOLKIT_HILDON2
1882                         if (modest_attachments_view_get_num_attachments (widget) > 1) {
1883                                 text = _("mail_va_attachments");
1884                         } else {
1885                                 text = _("mail_va_attachment");
1886                         }
1887 #else
1888                                 text = _("mail_va_attachment");
1889 #endif
1890                         gtk_label_set_text (label, text);
1891                 } else {
1892                         gtk_widget_hide_all (priv->attachments_box);
1893                 }
1894
1895         } else {
1896                 tny_mime_part_view_clear (TNY_MIME_PART_VIEW (priv->body_view));
1897         }
1898
1899         /* Refresh priority */
1900         set_priority (self, tny_header_get_flags (header));
1901
1902         gtk_widget_show (priv->body_view);
1903 #ifdef MODEST_TOOLKIT_HILDON2
1904         gtk_widget_set_no_show_all (priv->priority_box, TRUE);
1905 #endif
1906         gtk_widget_set_no_show_all (priv->attachments_box, TRUE);
1907         gtk_widget_show_all (priv->mail_header_view);
1908         gtk_widget_set_no_show_all (priv->attachments_box, FALSE);
1909 #ifdef MODEST_TOOLKIT_HILDON2
1910         gtk_widget_set_no_show_all (priv->priority_box, FALSE);
1911 #endif
1912         gtk_widget_set_no_show_all (priv->mail_header_view, TRUE);
1913
1914         html_vadj = gtk_scrolled_window_get_vadjustment (GTK_SCROLLED_WINDOW (priv->html_scroll));
1915         html_vadj->upper = 0;
1916         html_vadj->page_size = 0;
1917         g_signal_emit_by_name (G_OBJECT (html_vadj), "changed");
1918
1919         html_hadj = gtk_scrolled_window_get_hadjustment (GTK_SCROLLED_WINDOW (priv->html_scroll));
1920         html_hadj->upper = 0;
1921         html_hadj->page_size = 0;
1922         g_signal_emit_by_name (G_OBJECT (html_hadj), "changed");
1923
1924         gtk_widget_set_size_request (GTK_WIDGET (priv->body_view), 1, 1);
1925         gtk_widget_set_size_request (GTK_WIDGET (priv->body_view), -1, -1);
1926
1927         priv->idle_changes_count = 0;
1928         gtk_widget_queue_resize (GTK_WIDGET (priv->body_view));
1929
1930         gtk_widget_queue_resize (GTK_WIDGET(self));
1931         gtk_widget_queue_draw (GTK_WIDGET(self));
1932
1933         if (priv->hadj != NULL)
1934                 priv->hadj->value = 0.0;
1935         if (priv->vadj != NULL)
1936                 priv->vadj->value = 0.0;
1937
1938         g_signal_emit_by_name (G_OBJECT (html_vadj), "changed");
1939
1940         /* This is a hack to force reallocation of scroll after drawing all the stuff. This
1941          * makes the html view get the proper and expected size and prevent being able to scroll
1942          * the buffer when it shouldn't be scrollable */
1943         if (priv->idle_readjust_scroll_id == 0) {
1944                 g_object_ref (self);
1945                 priv->idle_readjust_scroll_id = g_idle_add ((GSourceFunc) idle_readjust_scroll, self);
1946         }
1947 }
1948
1949 static void
1950 set_header (ModestGtkhtmlMsgView *self, TnyHeader *header)
1951 {
1952         ModestGtkhtmlMsgViewPrivate *priv;
1953         GtkAdjustment *html_vadj, *html_hadj;
1954
1955         g_return_if_fail (self);
1956
1957         if (header == NULL) {
1958                 set_message (self, NULL, NULL);
1959                 return;
1960         }
1961
1962         priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE(self);
1963         priv->has_blocked_bs_images = FALSE;
1964         modest_mail_header_view_set_loading (MODEST_MAIL_HEADER_VIEW (priv->mail_header_view), TRUE);
1965         gtk_widget_set_no_show_all (priv->mail_header_view, FALSE);
1966         modest_mime_part_view_set_view_images (MODEST_MIME_PART_VIEW (priv->body_view), FALSE);
1967
1968         html_vadj = gtk_scrolled_window_get_vadjustment (GTK_SCROLLED_WINDOW (priv->html_scroll));
1969         html_vadj->upper = 0;
1970         html_vadj->page_size = 0;
1971         g_signal_emit_by_name (G_OBJECT (html_vadj), "changed");
1972
1973         html_hadj = gtk_scrolled_window_get_hadjustment (GTK_SCROLLED_WINDOW (priv->html_scroll));
1974         html_hadj->upper = 0;
1975         html_hadj->page_size = 0;
1976         g_signal_emit_by_name (G_OBJECT (html_hadj), "changed");
1977
1978         priv->idle_changes_count = 0;
1979         gtk_widget_set_size_request (GTK_WIDGET (priv->body_view), 1, 1);
1980         gtk_widget_set_size_request (GTK_WIDGET (priv->body_view), -1, -1);
1981         gtk_widget_queue_resize (GTK_WIDGET (priv->body_view));
1982
1983         if (priv->msg) {
1984                 g_object_unref (G_OBJECT(priv->msg));
1985         }
1986         priv->msg = NULL;
1987
1988         tny_header_view_set_header (TNY_HEADER_VIEW (priv->mail_header_view), header);
1989         modest_attachments_view_set_message (MODEST_ATTACHMENTS_VIEW (priv->attachments_view), NULL);
1990         gtk_widget_show_all (priv->mail_header_view);
1991         gtk_widget_hide_all (priv->attachments_box);
1992 #ifdef MODEST_TOOLKIT_HILDON2
1993         gtk_widget_hide_all (priv->priority_box);
1994 #endif
1995         gtk_widget_set_no_show_all (priv->mail_header_view, TRUE);
1996         tny_mime_part_view_clear (TNY_MIME_PART_VIEW (priv->body_view));
1997         priv->idle_changes_count = 0;
1998         gtk_widget_queue_resize (GTK_WIDGET(self));
1999         gtk_widget_queue_draw (GTK_WIDGET(self));
2000 }
2001
2002
2003 static TnyMsg*
2004 get_message (ModestGtkhtmlMsgView *self)
2005 {
2006         TnyMsg *msg;
2007
2008         g_return_val_if_fail (MODEST_IS_GTKHTML_MSG_VIEW (self), NULL);
2009
2010         msg = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE(self)->msg;
2011
2012         if (msg)
2013                 g_object_ref (msg);
2014
2015         return msg;
2016 }
2017
2018 static gboolean
2019 is_empty (ModestGtkhtmlMsgView *self)
2020 {
2021         ModestGtkhtmlMsgViewPrivate *priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (self);
2022
2023         return modest_mime_part_view_is_empty (MODEST_MIME_PART_VIEW (priv->body_view));
2024 }
2025
2026 static void
2027 set_zoom (ModestGtkhtmlMsgView *self, gdouble zoom)
2028 {
2029         ModestGtkhtmlMsgViewPrivate *priv;
2030         GtkAdjustment *html_vadj, *html_hadj;
2031
2032         g_return_if_fail (MODEST_IS_GTKHTML_MSG_VIEW (self));
2033         priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (self);
2034
2035         modest_zoomable_set_zoom (MODEST_ZOOMABLE(priv->body_view), zoom);
2036
2037         html_vadj = gtk_scrolled_window_get_vadjustment (GTK_SCROLLED_WINDOW (priv->html_scroll));
2038         html_vadj->upper = 0;
2039         html_vadj->page_size = 0;
2040         g_signal_emit_by_name (G_OBJECT (html_vadj), "changed");
2041
2042         html_hadj = gtk_scrolled_window_get_hadjustment (GTK_SCROLLED_WINDOW (priv->html_scroll));
2043         html_hadj->upper = 0;
2044         html_hadj->page_size = 0;
2045         g_signal_emit_by_name (G_OBJECT (html_hadj), "changed");
2046
2047         gtk_widget_set_size_request (GTK_WIDGET (priv->body_view), 1, 1);
2048         gtk_widget_set_size_request (GTK_WIDGET (priv->body_view), -1, -1);
2049
2050         priv->idle_changes_count = 0;
2051         gtk_widget_queue_resize (priv->body_view);
2052 }
2053
2054 static gdouble
2055 get_zoom (ModestGtkhtmlMsgView *self)
2056 {
2057         ModestGtkhtmlMsgViewPrivate *priv;
2058
2059         g_return_val_if_fail (MODEST_IS_GTKHTML_MSG_VIEW (self), 1.0);
2060         priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (self);
2061
2062         return modest_zoomable_get_zoom (MODEST_ZOOMABLE (priv->body_view));
2063 }
2064
2065 static TnyHeaderFlags
2066 get_priority (ModestGtkhtmlMsgView *self)
2067 {
2068         ModestGtkhtmlMsgViewPrivate *priv;
2069
2070         g_return_val_if_fail (MODEST_IS_GTKHTML_MSG_VIEW (self), 0);
2071
2072         priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (self);
2073
2074         return modest_mail_header_view_get_priority (MODEST_MAIL_HEADER_VIEW (priv->mail_header_view));
2075 }
2076
2077 static void
2078 set_priority (ModestGtkhtmlMsgView *self, TnyHeaderFlags flags)
2079 {
2080         ModestGtkhtmlMsgViewPrivate *priv;
2081
2082         g_return_if_fail (MODEST_IS_GTKHTML_MSG_VIEW (self));
2083         priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (self);
2084
2085         modest_mail_header_view_set_priority (MODEST_MAIL_HEADER_VIEW (priv->mail_header_view), flags);
2086
2087 #ifdef MODEST_TOOLKIT_HILDON2
2088         gboolean show_priority = FALSE;
2089         TnyHeaderFlags priority_flags;
2090
2091         priority_flags = flags & TNY_HEADER_FLAG_PRIORITY_MASK;
2092         if (priority_flags == TNY_HEADER_FLAG_HIGH_PRIORITY) {
2093                 show_priority = TRUE;
2094                 gtk_image_set_from_icon_name (GTK_IMAGE (priv->priority_icon), MODEST_HEADER_ICON_HIGH, GTK_ICON_SIZE_MENU);
2095         } else if (priority_flags == TNY_HEADER_FLAG_LOW_PRIORITY) {
2096                 show_priority = TRUE;
2097                 gtk_image_set_from_icon_name (GTK_IMAGE (priv->priority_icon), MODEST_HEADER_ICON_LOW, GTK_ICON_SIZE_MENU);
2098         }
2099
2100         if (show_priority && MODEST_IS_COMPACT_MAIL_HEADER_VIEW (priv->mail_header_view)) {
2101                 gtk_widget_show_all  (priv->priority_box);
2102         } else {
2103                 gtk_widget_hide_all (priv->priority_box);
2104         }
2105 #endif
2106
2107 }
2108
2109 /* INCREMENTAL SEARCH IMPLEMENTATION */
2110
2111 static gboolean
2112 search (ModestGtkhtmlMsgView *self, const gchar *search)
2113 {
2114         ModestGtkhtmlMsgViewPrivate *priv;
2115         gboolean result;
2116         GtkAdjustment *vadj, *tmp_vadj;
2117         gdouble y_offset;
2118
2119         g_return_val_if_fail (MODEST_IS_GTKHTML_MSG_VIEW (self), FALSE);
2120
2121         priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (self);
2122         vadj = gtk_layout_get_vadjustment (GTK_LAYOUT (priv->body_view));
2123         g_object_ref (vadj);
2124         tmp_vadj = GTK_ADJUSTMENT (gtk_adjustment_new (0.0, vadj->lower, vadj->upper, vadj->step_increment, 32.0, 32.0));
2125         gtk_layout_set_vadjustment (GTK_LAYOUT (priv->body_view), tmp_vadj);
2126         result = modest_isearch_view_search (MODEST_ISEARCH_VIEW (priv->body_view),
2127                                              search);
2128
2129         if (result) {
2130                 gint x, y, w, h;
2131                 gdouble offset_top, offset_bottom;
2132                 GtkAdjustment *adj;
2133                 if (modest_isearch_view_get_selection_area (MODEST_ISEARCH_VIEW (priv->body_view), &x, &y, &w, &h)) {
2134                         offset_top = (gdouble) (priv->headers_box->requisition.height + y);
2135                         offset_bottom = (gdouble) (priv->headers_box->requisition.height + y + h);
2136                         adj = GTK_ADJUSTMENT (priv->vadj);
2137                         if (offset_top < adj->value)
2138                                 gtk_adjustment_set_value (adj, offset_top + adj->page_increment - adj->page_size);
2139                         else if (offset_bottom > adj->value + adj->page_increment)
2140                                 gtk_adjustment_set_value (adj, offset_bottom - adj->page_increment);
2141                 }
2142         }
2143
2144         y_offset = tmp_vadj->value;
2145         gtk_layout_set_vadjustment (GTK_LAYOUT (priv->body_view), vadj);
2146         g_object_unref (vadj);
2147
2148         return result;
2149 }
2150
2151 static gboolean
2152 search_next (ModestGtkhtmlMsgView *self)
2153 {
2154         ModestGtkhtmlMsgViewPrivate *priv;
2155         gboolean result;
2156
2157         g_return_val_if_fail (MODEST_IS_GTKHTML_MSG_VIEW (self), FALSE);
2158
2159         priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (self);
2160         result = modest_isearch_view_search_next (MODEST_ISEARCH_VIEW (priv->body_view));
2161
2162         if (result) {
2163                 gint x, y, w, h;
2164                 gdouble offset_top, offset_bottom;
2165                 GtkAdjustment *adj;
2166
2167                 if (modest_isearch_view_get_selection_area (MODEST_ISEARCH_VIEW (priv->body_view), &x, &y, &w, &h)) {
2168                         offset_top = (gdouble) (priv->headers_box->requisition.height + y);
2169                         offset_bottom = (gdouble) (priv->headers_box->requisition.height + y + h);
2170                         adj = GTK_ADJUSTMENT (priv->vadj);
2171                         if (offset_top < adj->value)
2172                                 gtk_adjustment_set_value (adj, offset_top + adj->page_increment - adj->page_size);
2173                         else if (offset_bottom > adj->value + adj->page_increment)
2174                                 gtk_adjustment_set_value (adj, offset_bottom - adj->page_increment);
2175                 }
2176         }
2177         return result;
2178 }
2179
2180 static TnyList *
2181 get_selected_attachments (ModestGtkhtmlMsgView *self)
2182 {
2183         ModestGtkhtmlMsgViewPrivate *priv;
2184
2185         g_return_val_if_fail (MODEST_IS_GTKHTML_MSG_VIEW (self), NULL);
2186         priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (self);
2187
2188         return modest_attachments_view_get_selection (MODEST_ATTACHMENTS_VIEW (priv->attachments_view));
2189
2190 }
2191
2192 static TnyList *
2193 get_attachments (ModestGtkhtmlMsgView *self)
2194 {
2195         ModestGtkhtmlMsgViewPrivate *priv;
2196
2197         g_return_val_if_fail (MODEST_IS_GTKHTML_MSG_VIEW (self), NULL);
2198         priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (self);
2199
2200         return modest_attachments_view_get_attachments (MODEST_ATTACHMENTS_VIEW (priv->attachments_view));
2201
2202 }
2203
2204 static void
2205 grab_focus (ModestGtkhtmlMsgView *self)
2206 {
2207         ModestGtkhtmlMsgViewPrivate *priv = NULL;
2208
2209         g_return_if_fail (MODEST_IS_GTKHTML_MSG_VIEW (self));
2210         priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (self);
2211
2212         gtk_widget_grab_focus (priv->body_view);
2213 }
2214
2215 static void
2216 remove_attachment (ModestGtkhtmlMsgView *self, TnyMimePart *attachment)
2217 {
2218         ModestGtkhtmlMsgViewPrivate *priv;
2219
2220         g_return_if_fail (MODEST_IS_GTKHTML_MSG_VIEW (self));
2221         g_return_if_fail (TNY_IS_MIME_PART (attachment));
2222         priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (self);
2223
2224         modest_attachments_view_remove_attachment (MODEST_ATTACHMENTS_VIEW (priv->attachments_view),
2225                                                    attachment);
2226
2227 }
2228
2229 /* TNY HEADER VIEW IMPLEMENTATION */
2230
2231 static void
2232 tny_header_view_init (gpointer g, gpointer iface_data)
2233 {
2234         TnyHeaderViewIface *klass = (TnyHeaderViewIface *)g;
2235
2236         klass->set_header = modest_msg_view_set_header;
2237         klass->clear = modest_msg_view_clear_header;
2238
2239         return;
2240 }
2241
2242 static void
2243 modest_msg_view_set_header (TnyHeaderView *self, TnyHeader *header)
2244 {
2245         MODEST_GTKHTML_MSG_VIEW_GET_CLASS (self)->set_header_func (self, header);
2246 }
2247
2248
2249 static void
2250 modest_msg_view_set_header_default (TnyHeaderView *self, TnyHeader *header)
2251 {
2252         set_header (MODEST_GTKHTML_MSG_VIEW (self), header);
2253 }
2254
2255 static void
2256 modest_msg_view_clear_header (TnyHeaderView *self)
2257 {
2258         MODEST_GTKHTML_MSG_VIEW_GET_CLASS (self)->clear_header_func (self);
2259 }
2260
2261
2262 static void
2263 modest_msg_view_clear_header_default (TnyHeaderView *self)
2264 {
2265         set_message (MODEST_GTKHTML_MSG_VIEW (self), NULL, NULL);
2266 }
2267
2268 /* TNY MSG IMPLEMENTATION */
2269
2270 static void
2271 tny_msg_view_init (gpointer g, gpointer iface_data)
2272 {
2273         TnyMsgViewIface *klass = (TnyMsgViewIface *)g;
2274
2275         klass->get_msg = modest_msg_view_get_msg;
2276         klass->set_msg = modest_msg_view_set_msg;
2277         klass->set_unavailable = modest_msg_view_set_unavailable;
2278         klass->clear = modest_msg_view_clear;
2279         klass->create_mime_part_view_for = modest_msg_view_create_mime_part_view_for;
2280         klass->create_new_inline_viewer = modest_msg_view_create_new_inline_viewer;
2281
2282         return;
2283 }
2284
2285 static TnyMsg *
2286 modest_msg_view_get_msg (TnyMsgView *self)
2287 {
2288         return MODEST_GTKHTML_MSG_VIEW_GET_CLASS (self)->get_msg_func (self);
2289 }
2290
2291 static TnyMsg *
2292 modest_msg_view_get_msg_default (TnyMsgView *self)
2293 {
2294         return TNY_MSG (tny_mime_part_view_get_part (TNY_MIME_PART_VIEW (self)));
2295 }
2296
2297 static void
2298 modest_msg_view_set_msg (TnyMsgView *self, TnyMsg *msg)
2299 {
2300         MODEST_GTKHTML_MSG_VIEW_GET_CLASS (self)->set_msg_func (self, msg);
2301 }
2302
2303 static void
2304 modest_msg_view_set_msg_default (TnyMsgView *self, TnyMsg *msg)
2305 {
2306
2307         tny_mime_part_view_set_part (TNY_MIME_PART_VIEW (self), TNY_MIME_PART (msg));
2308
2309         return;
2310 }
2311
2312 static void
2313 modest_msg_view_set_unavailable (TnyMsgView *self)
2314 {
2315         MODEST_GTKHTML_MSG_VIEW_GET_CLASS (self)->set_unavailable_func (self);
2316 }
2317
2318 static void
2319 modest_msg_view_set_unavailable_default (TnyMsgView *self)
2320 {
2321         tny_msg_view_clear (self);
2322
2323         return;
2324 }
2325
2326 static void
2327 modest_msg_view_clear (TnyMsgView *self)
2328 {
2329         MODEST_GTKHTML_MSG_VIEW_GET_CLASS (self)->clear_func (self);
2330 }
2331
2332 static void
2333 modest_msg_view_clear_default (TnyMsgView *self)
2334 {
2335         set_message (MODEST_GTKHTML_MSG_VIEW (self), NULL, NULL);
2336 }
2337
2338 static TnyMimePartView*
2339 modest_msg_view_create_mime_part_view_for (TnyMsgView *self, TnyMimePart *part)
2340 {
2341         return MODEST_GTKHTML_MSG_VIEW_GET_CLASS (self)->create_mime_part_view_for_func (self, part);
2342 }
2343
2344 static TnyMimePartView*
2345 modest_msg_view_create_mime_part_view_for_default (TnyMsgView *self, TnyMimePart *part)
2346 {
2347         g_warning ("modest_msg_view_create_mime_part_view_for_default is not implemented");
2348         return NULL;
2349 }
2350
2351 static TnyMsgView*
2352 modest_msg_view_create_new_inline_viewer (TnyMsgView *self)
2353 {
2354         return MODEST_GTKHTML_MSG_VIEW_GET_CLASS (self)->create_new_inline_viewer_func (self);
2355 }
2356
2357 static TnyMsgView*
2358 modest_msg_view_create_new_inline_viewer_default (TnyMsgView *self)
2359 {
2360         g_warning ("modest_msg_view_create_new_inline_viewer_default is not implemented");
2361
2362         return NULL;
2363 }
2364
2365 /* TNY MIME PART IMPLEMENTATION */
2366
2367 static void
2368 tny_mime_part_view_init (gpointer g, gpointer iface_data)
2369 {
2370         TnyMimePartViewIface *klass = (TnyMimePartViewIface *)g;
2371
2372         klass->get_part = modest_msg_view_mp_get_part;
2373         klass->set_part = modest_msg_view_mp_set_part;
2374         klass->clear = modest_msg_view_mp_clear;
2375
2376         return;
2377 }
2378
2379 static TnyMimePart*
2380 modest_msg_view_mp_get_part (TnyMimePartView *self)
2381 {
2382         return MODEST_GTKHTML_MSG_VIEW_GET_CLASS (self)->get_part_func (self);
2383 }
2384
2385
2386 static TnyMimePart*
2387 modest_msg_view_mp_get_part_default (TnyMimePartView *self)
2388 {
2389         return TNY_MIME_PART (get_message (MODEST_GTKHTML_MSG_VIEW (self)));
2390 }
2391
2392 static void
2393 modest_msg_view_mp_set_part (TnyMimePartView *self,
2394                              TnyMimePart *part)
2395 {
2396         MODEST_GTKHTML_MSG_VIEW_GET_CLASS (self)->set_part_func (self, part);
2397 }
2398
2399 static void
2400 modest_msg_view_mp_set_part_default (TnyMimePartView *self,
2401                                      TnyMimePart *part)
2402 {
2403         g_return_if_fail ((part == NULL) || TNY_IS_MSG (part));
2404
2405         set_message (MODEST_GTKHTML_MSG_VIEW (self), TNY_MSG (part), NULL);
2406 }
2407
2408 static void
2409 modest_msg_view_mp_clear (TnyMimePartView *self)
2410 {
2411         tny_msg_view_clear (TNY_MSG_VIEW (self));
2412 }
2413
2414 /* MODEST MIME PART VIEW IMPLEMENTATION */
2415
2416 static void
2417 modest_mime_part_view_init (gpointer g, gpointer iface_data)
2418 {
2419         ModestMimePartViewIface *klass = (ModestMimePartViewIface *)g;
2420
2421         klass->is_empty_func = modest_msg_view_mp_is_empty;
2422
2423         return;
2424 }
2425
2426 static gboolean
2427 modest_msg_view_mp_is_empty (ModestMimePartView *self)
2428 {
2429         return MODEST_GTKHTML_MSG_VIEW_GET_CLASS (self)->is_empty_func (self);
2430 }
2431
2432 static gboolean
2433 modest_msg_view_mp_is_empty_default (ModestMimePartView *self)
2434 {
2435         return is_empty (MODEST_GTKHTML_MSG_VIEW (self));
2436 }
2437
2438 /* MODEST ZOOMABLE IMPLEMENTATION */
2439 static void
2440 modest_zoomable_init (gpointer g, gpointer iface_data)
2441 {
2442         ModestZoomableIface *klass = (ModestZoomableIface *)g;
2443
2444         klass->get_zoom_func = modest_msg_view_get_zoom;
2445         klass->set_zoom_func = modest_msg_view_set_zoom;
2446         klass->zoom_minus_func = modest_msg_view_zoom_minus;
2447         klass->zoom_plus_func = modest_msg_view_zoom_plus;
2448
2449         return;
2450 }
2451
2452 static gdouble
2453 modest_msg_view_get_zoom (ModestZoomable *self)
2454 {
2455         return MODEST_GTKHTML_MSG_VIEW_GET_CLASS (self)->get_zoom_func (self);
2456 }
2457
2458 static gdouble
2459 modest_msg_view_get_zoom_default (ModestZoomable *self)
2460 {
2461         return get_zoom (MODEST_GTKHTML_MSG_VIEW (self));
2462 }
2463
2464 static void
2465 modest_msg_view_set_zoom (ModestZoomable *self, gdouble value)
2466 {
2467         MODEST_GTKHTML_MSG_VIEW_GET_CLASS (self)->set_zoom_func (self, value);
2468 }
2469
2470 static void
2471 modest_msg_view_set_zoom_default (ModestZoomable *self, gdouble value)
2472 {
2473         set_zoom (MODEST_GTKHTML_MSG_VIEW (self), value);
2474 }
2475
2476 static gboolean
2477 modest_msg_view_zoom_minus (ModestZoomable *self)
2478 {
2479         return MODEST_GTKHTML_MSG_VIEW_GET_CLASS (self)->zoom_minus_func (self);
2480 }
2481
2482 static gboolean
2483 modest_msg_view_zoom_minus_default (ModestZoomable *self)
2484 {
2485         /* operation not supported in ModestMsgView */
2486         return FALSE;
2487 }
2488
2489 static gboolean
2490 modest_msg_view_zoom_plus (ModestZoomable *self)
2491 {
2492         return MODEST_GTKHTML_MSG_VIEW_GET_CLASS (self)->zoom_plus_func (self);
2493 }
2494
2495 static gboolean
2496 modest_msg_view_zoom_plus_default (ModestZoomable *self)
2497 {
2498         /* operation not supported in ModestMsgView */
2499         return FALSE;
2500 }
2501
2502 /* MODEST ISEARCH VIEW IMPLEMENTATION */
2503 static void
2504 modest_isearch_view_init (gpointer g, gpointer iface_data)
2505 {
2506         ModestISearchViewIface *klass = (ModestISearchViewIface *)g;
2507
2508         klass->search_func = modest_msg_view_search;
2509         klass->search_next_func = modest_msg_view_search_next;
2510
2511         return;
2512 }
2513
2514 static gboolean
2515 modest_msg_view_search (ModestISearchView *self, const gchar *string)
2516 {
2517         return MODEST_GTKHTML_MSG_VIEW_GET_CLASS (self)->search_func (self, string);
2518 }
2519
2520 static gboolean
2521 modest_msg_view_search_default (ModestISearchView *self, const gchar *string)
2522 {
2523         return search (MODEST_GTKHTML_MSG_VIEW (self), string);
2524 }
2525
2526 static gboolean
2527 modest_msg_view_search_next (ModestISearchView *self)
2528 {
2529         return MODEST_GTKHTML_MSG_VIEW_GET_CLASS (self)->search_next_func (self);
2530 }
2531
2532 static gboolean
2533 modest_msg_view_search_next_default (ModestISearchView *self)
2534 {
2535         return search_next (MODEST_GTKHTML_MSG_VIEW (self));
2536 }
2537
2538 /* MODEST MSG VIEW IMPLEMENTATION */
2539 static void
2540 modest_msg_view_init (gpointer g, gpointer iface_data)
2541 {
2542         ModestMsgViewIface *klass = (ModestMsgViewIface *)g;
2543
2544         klass->set_msg_with_other_body_func = modest_gtkhtml_msg_view_set_msg_with_other_body;
2545         klass->get_vadjustment_func = modest_gtkhtml_msg_view_get_vadjustment;
2546         klass->get_hadjustment_func = modest_gtkhtml_msg_view_get_hadjustment;
2547         klass->set_vadjustment_func = modest_gtkhtml_msg_view_set_vadjustment;
2548         klass->set_hadjustment_func = modest_gtkhtml_msg_view_set_hadjustment;
2549         klass->set_shadow_type_func = modest_gtkhtml_msg_view_set_shadow_type;
2550         klass->get_shadow_type_func = modest_gtkhtml_msg_view_get_shadow_type;
2551         klass->get_priority_func = modest_gtkhtml_msg_view_get_priority;
2552         klass->set_priority_func = modest_gtkhtml_msg_view_set_priority;
2553         klass->get_selected_attachments_func = modest_gtkhtml_msg_view_get_selected_attachments;
2554         klass->get_attachments_func = modest_gtkhtml_msg_view_get_attachments;
2555         klass->grab_focus_func = modest_gtkhtml_msg_view_grab_focus;
2556         klass->remove_attachment_func = modest_gtkhtml_msg_view_remove_attachment;
2557         klass->request_fetch_images_func = modest_gtkhtml_msg_view_request_fetch_images;
2558         klass->set_branding_func = modest_gtkhtml_msg_view_set_branding;
2559         klass->has_blocked_external_images_func = modest_gtkhtml_msg_view_has_blocked_external_images;
2560
2561         return;
2562 }
2563
2564 static void
2565 modest_gtkhtml_msg_view_set_msg_with_other_body (ModestMsgView *self, TnyMsg *msg, TnyMimePart *other_body)
2566 {
2567         MODEST_GTKHTML_MSG_VIEW_GET_CLASS (self)->set_msg_with_other_body_func (self, msg, other_body);
2568 }
2569
2570 static void
2571 modest_gtkhtml_msg_view_set_msg_with_other_body_default (ModestMsgView *self, TnyMsg *msg, TnyMimePart *other_body)
2572 {
2573         set_message (MODEST_GTKHTML_MSG_VIEW (self), msg, other_body);
2574 }
2575
2576 static GtkAdjustment*
2577 modest_gtkhtml_msg_view_get_vadjustment (ModestMsgView *self)
2578 {
2579         return MODEST_GTKHTML_MSG_VIEW_GET_CLASS (self)->get_vadjustment_func (self);
2580 }
2581
2582 static GtkAdjustment*
2583 modest_gtkhtml_msg_view_get_vadjustment_default (ModestMsgView *self)
2584 {
2585         return get_vadjustment (MODEST_GTKHTML_MSG_VIEW (self));
2586 }
2587
2588 static GtkAdjustment*
2589 modest_gtkhtml_msg_view_get_hadjustment (ModestMsgView *self)
2590 {
2591         return MODEST_GTKHTML_MSG_VIEW_GET_CLASS (self)->get_hadjustment_func (self);
2592 }
2593
2594 static GtkAdjustment*
2595 modest_gtkhtml_msg_view_get_hadjustment_default (ModestMsgView *self)
2596 {
2597         return get_hadjustment (MODEST_GTKHTML_MSG_VIEW (self));
2598 }
2599
2600 static void
2601 modest_gtkhtml_msg_view_set_vadjustment (ModestMsgView *self, GtkAdjustment *adj)
2602 {
2603         MODEST_GTKHTML_MSG_VIEW_GET_CLASS (self)->set_vadjustment_func (self, adj);
2604 }
2605
2606 static void
2607 modest_gtkhtml_msg_view_set_vadjustment_default (ModestMsgView *self, GtkAdjustment *adj)
2608 {
2609         set_vadjustment (MODEST_GTKHTML_MSG_VIEW (self), adj);
2610 }
2611
2612 static void
2613 modest_gtkhtml_msg_view_set_hadjustment (ModestMsgView *self, GtkAdjustment *adj)
2614 {
2615         MODEST_GTKHTML_MSG_VIEW_GET_CLASS (self)->set_hadjustment_func (self, adj);
2616 }
2617
2618 static void
2619 modest_gtkhtml_msg_view_set_hadjustment_default (ModestMsgView *self, GtkAdjustment *adj)
2620 {
2621         set_hadjustment (MODEST_GTKHTML_MSG_VIEW (self), adj);
2622 }
2623
2624 static void
2625 modest_gtkhtml_msg_view_set_shadow_type (ModestMsgView *self, GtkShadowType type)
2626 {
2627         MODEST_GTKHTML_MSG_VIEW_GET_CLASS (self)->set_shadow_type_func (self, type);
2628 }
2629
2630 static void
2631 modest_gtkhtml_msg_view_set_shadow_type_default (ModestMsgView *self, GtkShadowType type)
2632 {
2633         set_shadow_type (MODEST_GTKHTML_MSG_VIEW (self), type);
2634 }
2635
2636 static GtkShadowType
2637 modest_gtkhtml_msg_view_get_shadow_type (ModestMsgView *self)
2638 {
2639         return MODEST_GTKHTML_MSG_VIEW_GET_CLASS (self)->get_shadow_type_func (self);
2640 }
2641
2642 static GtkShadowType
2643 modest_gtkhtml_msg_view_get_shadow_type_default (ModestMsgView *self)
2644 {
2645         return get_shadow_type (MODEST_GTKHTML_MSG_VIEW (self));
2646 }
2647
2648 static void
2649 modest_gtkhtml_msg_view_set_priority (ModestMsgView *self, TnyHeaderFlags flags)
2650 {
2651         MODEST_GTKHTML_MSG_VIEW_GET_CLASS (self)->set_priority_func (self, flags);
2652 }
2653
2654 static void
2655 modest_gtkhtml_msg_view_set_priority_default (ModestMsgView *self, TnyHeaderFlags flags)
2656 {
2657         set_priority (MODEST_GTKHTML_MSG_VIEW (self), flags);
2658 }
2659
2660 static TnyHeaderFlags
2661 modest_gtkhtml_msg_view_get_priority (ModestMsgView *self)
2662 {
2663         return MODEST_GTKHTML_MSG_VIEW_GET_CLASS (self)->get_priority_func (self);
2664 }
2665
2666 static TnyHeaderFlags
2667 modest_gtkhtml_msg_view_get_priority_default (ModestMsgView *self)
2668 {
2669         return get_priority (MODEST_GTKHTML_MSG_VIEW (self));
2670 }
2671
2672 static TnyList*
2673 modest_gtkhtml_msg_view_get_selected_attachments (ModestMsgView *self)
2674 {
2675         return MODEST_GTKHTML_MSG_VIEW_GET_CLASS (self)->get_selected_attachments_func (self);
2676 }
2677
2678 static TnyList*
2679 modest_gtkhtml_msg_view_get_selected_attachments_default (ModestMsgView *self)
2680 {
2681         return get_selected_attachments (MODEST_GTKHTML_MSG_VIEW (self));
2682 }
2683
2684 static TnyList*
2685 modest_gtkhtml_msg_view_get_attachments (ModestMsgView *self)
2686 {
2687         return MODEST_GTKHTML_MSG_VIEW_GET_CLASS (self)->get_attachments_func (self);
2688 }
2689
2690 static TnyList*
2691 modest_gtkhtml_msg_view_get_attachments_default (ModestMsgView *self)
2692 {
2693         return get_attachments (MODEST_GTKHTML_MSG_VIEW (self));
2694 }
2695
2696 static void
2697 modest_gtkhtml_msg_view_grab_focus (ModestMsgView *self)
2698 {
2699         MODEST_GTKHTML_MSG_VIEW_GET_CLASS (self)->grab_focus_func (self);
2700 }
2701
2702 static void
2703 modest_gtkhtml_msg_view_grab_focus_default (ModestMsgView *self)
2704 {
2705         grab_focus (MODEST_GTKHTML_MSG_VIEW (self));
2706 }
2707
2708 static void
2709 modest_gtkhtml_msg_view_remove_attachment (ModestMsgView *self, TnyMimePart *attachment)
2710 {
2711         MODEST_GTKHTML_MSG_VIEW_GET_CLASS (self)->remove_attachment_func (self, attachment);
2712 }
2713
2714 static void
2715 modest_gtkhtml_msg_view_remove_attachment_default (ModestMsgView *self, TnyMimePart *attachment)
2716 {
2717         remove_attachment (MODEST_GTKHTML_MSG_VIEW (self), attachment);
2718 }
2719
2720 static void
2721 modest_gtkhtml_msg_view_request_fetch_images (ModestMsgView *self)
2722 {
2723         MODEST_GTKHTML_MSG_VIEW_GET_CLASS (self)->request_fetch_images_func (self);
2724 }
2725
2726 static void
2727 modest_gtkhtml_msg_view_request_fetch_images_default (ModestMsgView *self)
2728 {
2729         request_fetch_images (MODEST_GTKHTML_MSG_VIEW (self));
2730 }
2731
2732 static void
2733 modest_gtkhtml_msg_view_set_branding (ModestMsgView *self, const gchar *brand_name, const GdkPixbuf *brand_icon)
2734 {
2735         MODEST_GTKHTML_MSG_VIEW_GET_CLASS (self)->set_branding_func (self, brand_name, brand_icon);
2736 }
2737
2738 static void
2739 modest_gtkhtml_msg_view_set_branding_default (ModestMsgView *self, const gchar *brand_name, const GdkPixbuf *brand_icon)
2740 {
2741         set_branding (MODEST_GTKHTML_MSG_VIEW (self), brand_name, brand_icon);
2742 }
2743
2744 static gboolean
2745 modest_gtkhtml_msg_view_has_blocked_external_images (ModestMsgView *self)
2746 {
2747         return MODEST_GTKHTML_MSG_VIEW_GET_CLASS (self)->has_blocked_external_images_func (self);
2748 }
2749
2750 static gboolean
2751 modest_gtkhtml_msg_view_has_blocked_external_images_default (ModestMsgView *self)
2752 {
2753         return has_blocked_external_images (MODEST_GTKHTML_MSG_VIEW (self));
2754 }