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 #ifdef MODEST_TOOLKIT_HILDON2
  45 #include <widgets/modest-compact-mail-header-view.h>
  46 #include <hildon/hildon-gtk.h>
  47 #else
  48 #include <widgets/modest-expander-mail-header-view.h>
  49 #endif
  50 #include <widgets/modest-attachments-view.h>
  51 #include <modest-marshal.h>
  52 #include <widgets/modest-gtkhtml-mime-part-view.h>
  53 #include <widgets/modest-gtkhtml-msg-view.h>
  54 #include <widgets/modest-isearch-view.h>
  55 #include <widgets/modest-ui-constants.h>
  56 #include <modest-icon-names.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
 279 #define MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE(o)      (G_TYPE_INSTANCE_GET_PRIVATE((o), \
 280                                                                                  MODEST_TYPE_GTKHTML_MSG_VIEW, \
 281                                                                                  ModestGtkhtmlMsgViewPrivate))
 282
 283 /* globals */
 284 static GtkContainerClass *parent_class = NULL;
 285
 286 GType
 287 modest_gtkhtml_msg_view_get_type (void)
 288 {
 289         static GType my_type = 0;
 290         if (!my_type) {
 291                 static const GTypeInfo my_info = {
 292                         sizeof(ModestGtkhtmlMsgViewClass),
 293                         NULL,           /* base init */
 294                         NULL,           /* base finalize */
 295                         (GClassInitFunc) modest_gtkhtml_msg_view_class_init,
 296                         NULL,           /* class finalize */
 297                         NULL,           /* class data */
 298                         sizeof(ModestGtkhtmlMsgView),
 299                         1,              /* n_preallocs */
 300                         (GInstanceInitFunc) modest_gtkhtml_msg_view_init,
 301                         NULL
 302                 };
 303                 static const GInterfaceInfo tny_msg_view_info =
 304                 {
 305                   (GInterfaceInitFunc) tny_msg_view_init, /* interface_init */
 306                   NULL,         /* interface_finalize */
 307                   NULL          /* interface_data */
 308                 };
 309
 310                 static const GInterfaceInfo tny_mime_part_view_info =
 311                 {
 312                   (GInterfaceInitFunc) tny_mime_part_view_init, /* interface_init */
 313                   NULL,         /* interface_finalize */
 314                   NULL          /* interface_data */
 315                 };
 316
 317                 static const GInterfaceInfo tny_header_view_info =
 318                 {
 319                   (GInterfaceInitFunc) tny_header_view_init, /* interface_init */
 320                   NULL,         /* interface_finalize */
 321                   NULL          /* interface_data */
 322                 };
 323
 324                 static const GInterfaceInfo modest_mime_part_view_info =
 325                 {
 326                   (GInterfaceInitFunc) modest_mime_part_view_init, /* interface_init */
 327                   NULL,         /* interface_finalize */
 328                   NULL          /* interface_data */
 329                 };
 330
 331                 static const GInterfaceInfo modest_zoomable_info =
 332                 {
 333                   (GInterfaceInitFunc) modest_zoomable_init, /* interface_init */
 334                   NULL,         /* interface_finalize */
 335                   NULL          /* interface_data */
 336                 };
 337
 338                 static const GInterfaceInfo modest_isearch_view_info =
 339                 {
 340                   (GInterfaceInitFunc) modest_isearch_view_init, /* interface_init */
 341                   NULL,         /* interface_finalize */
 342                   NULL          /* interface_data */
 343                 };
 344
 345                 static const GInterfaceInfo modest_msg_view_info =
 346                 {
 347                   (GInterfaceInitFunc) modest_msg_view_init, /* interface_init */
 348                   NULL,         /* interface_finalize */
 349                   NULL          /* interface_data */
 350                 };
 351
 352                 my_type = g_type_register_static (GTK_TYPE_CONTAINER,
 353                                                   "ModestGtkhtmlMsgView",
 354                                                   &my_info, 0);
 355
 356                 g_type_add_interface_static (my_type, TNY_TYPE_HEADER_VIEW,
 357                         &tny_header_view_info);
 358
 359                 g_type_add_interface_static (my_type, TNY_TYPE_MIME_PART_VIEW,
 360                         &tny_mime_part_view_info);
 361
 362                 g_type_add_interface_static (my_type, MODEST_TYPE_MIME_PART_VIEW,
 363                         &modest_mime_part_view_info);
 364
 365                 g_type_add_interface_static (my_type, TNY_TYPE_MSG_VIEW,
 366                         &tny_msg_view_info);
 367
 368                 g_type_add_interface_static (my_type, MODEST_TYPE_ZOOMABLE,
 369                         &modest_zoomable_info);
 370
 371                 g_type_add_interface_static (my_type, MODEST_TYPE_ISEARCH_VIEW,
 372                         &modest_isearch_view_info);
 373
 374                 g_type_add_interface_static (my_type, MODEST_TYPE_MSG_VIEW,
 375                         &modest_msg_view_info);
 376         }
 377         return my_type;
 378 }
 379
 380 static void
 381 modest_gtkhtml_msg_view_class_init (ModestGtkhtmlMsgViewClass *klass)
 382 {
 383         GObjectClass *gobject_class;
 384         GtkWidgetClass *widget_class;
 385         GtkObjectClass *gtkobject_class;
 386         GtkContainerClass *container_class;
 387         gobject_class = (GObjectClass*) klass;
 388         widget_class = (GtkWidgetClass *) klass;
 389         gtkobject_class = (GtkObjectClass *) klass;
 390         container_class = (GtkContainerClass *) klass;
 391
 392         parent_class            = g_type_class_peek_parent (klass);
 393         gobject_class->finalize = modest_gtkhtml_msg_view_finalize;
 394         gobject_class->set_property = set_property;
 395         gobject_class->get_property = get_property;
 396         gtkobject_class->destroy = modest_gtkhtml_msg_view_destroy;
 397
 398         widget_class->realize = realize;
 399         widget_class->unrealize = unrealize;
 400         widget_class->expose_event = expose;
 401         widget_class->size_request = size_request;
 402         widget_class->size_allocate = size_allocate;
 403
 404         container_class->forall = forall;
 405         container_class->remove = container_remove;
 406
 407         klass->set_header_func = modest_msg_view_set_header_default;
 408         klass->clear_header_func = modest_msg_view_clear_header_default;
 409         klass->set_scroll_adjustments = set_scroll_adjustments;
 410         klass->get_part_func = modest_msg_view_mp_get_part_default;
 411         klass->set_part_func = modest_msg_view_mp_set_part_default;
 412         klass->is_empty_func = modest_msg_view_mp_is_empty_default;
 413         klass->get_msg_func = modest_msg_view_get_msg_default;
 414         klass->set_msg_func = modest_msg_view_set_msg_default;
 415         klass->set_unavailable_func = modest_msg_view_set_unavailable_default;
 416         klass->clear_func = modest_msg_view_clear_default;
 417         klass->create_mime_part_view_for_func = modest_msg_view_create_mime_part_view_for_default;
 418         klass->create_new_inline_viewer_func = modest_msg_view_create_new_inline_viewer_default;
 419         klass->get_zoom_func = modest_msg_view_get_zoom_default;
 420         klass->set_zoom_func = modest_msg_view_set_zoom_default;
 421         klass->zoom_minus_func = modest_msg_view_zoom_minus_default;
 422         klass->zoom_plus_func = modest_msg_view_zoom_plus_default;
 423         klass->search_func = modest_msg_view_search_default;
 424         klass->search_next_func = modest_msg_view_search_next_default;
 425         klass->set_msg_with_other_body_func = modest_gtkhtml_msg_view_set_msg_with_other_body_default;
 426         klass->get_vadjustment_func = modest_gtkhtml_msg_view_get_vadjustment_default;
 427         klass->get_hadjustment_func = modest_gtkhtml_msg_view_get_hadjustment_default;
 428         klass->set_vadjustment_func = modest_gtkhtml_msg_view_set_vadjustment_default;
 429         klass->set_hadjustment_func = modest_gtkhtml_msg_view_set_hadjustment_default;
 430         klass->get_shadow_type_func = modest_gtkhtml_msg_view_get_shadow_type_default;
 431         klass->set_shadow_type_func = modest_gtkhtml_msg_view_set_shadow_type_default;
 432         klass->get_priority_func = modest_gtkhtml_msg_view_get_priority_default;
 433         klass->set_priority_func = modest_gtkhtml_msg_view_set_priority_default;
 434         klass->get_selected_attachments_func = modest_gtkhtml_msg_view_get_selected_attachments_default;
 435         klass->get_attachments_func = modest_gtkhtml_msg_view_get_attachments_default;
 436         klass->grab_focus_func = modest_gtkhtml_msg_view_grab_focus_default;
 437         klass->remove_attachment_func = modest_gtkhtml_msg_view_remove_attachment_default;
 438         klass->request_fetch_images_func = modest_gtkhtml_msg_view_request_fetch_images_default;
 439         klass->set_branding_func = modest_gtkhtml_msg_view_set_branding_default;
 440         klass->has_blocked_external_images_func = modest_gtkhtml_msg_view_has_blocked_external_images_default;
 441
 442         g_type_class_add_private (gobject_class, sizeof(ModestGtkhtmlMsgViewPrivate));
 443
 444         g_object_class_install_property (gobject_class,
 445                                          PROP_HADJUSTMENT,
 446                                          g_param_spec_object ("hadjustment",
 447                                                               _("Horizontal adjustment"),
 448                                                               _("GtkAdjustment with information of the horizontal visible position"),
 449                                                               GTK_TYPE_ADJUSTMENT,
 450                                                               G_PARAM_READABLE | G_PARAM_WRITABLE | G_PARAM_CONSTRUCT));
 451
 452         g_object_class_install_property (gobject_class,
 453                                          PROP_VADJUSTMENT,
 454                                          g_param_spec_object ("vadjustment",
 455                                                               _("Vertical adjustment"),
 456                                                               _("GtkAdjustment with information of the vertical visible position"),
 457                                                               GTK_TYPE_ADJUSTMENT,
 458                                                               G_PARAM_READABLE | G_PARAM_WRITABLE | G_PARAM_CONSTRUCT));
 459
 460         g_object_class_install_property (gobject_class,
 461                                          PROP_SHADOW_TYPE,
 462                                          g_param_spec_enum ("shadow_type",
 463                                                             _("Shadow type"),
 464                                                             _("Kind of shadow that's shown around the view"),
 465                                                             GTK_TYPE_SHADOW_TYPE,
 466                                                             GTK_SHADOW_IN,
 467                                                             G_PARAM_READABLE | G_PARAM_WRITABLE ));
 468
 469         widget_class->set_scroll_adjustments_signal =
 470                 g_signal_new ("set_scroll_adjustments",
 471                               G_OBJECT_CLASS_TYPE (gobject_class),
 472                               G_SIGNAL_RUN_LAST|G_SIGNAL_ACTION,
 473                               G_STRUCT_OFFSET (ModestGtkhtmlMsgViewClass, set_scroll_adjustments),
 474                               NULL, NULL,
 475                               modest_marshal_VOID__POINTER_POINTER,
 476                               G_TYPE_NONE, 2,
 477                               GTK_TYPE_ADJUSTMENT,
 478                               GTK_TYPE_ADJUSTMENT);
 479 }
 480
 481 static void
 482 set_property (GObject *object,
 483               guint prop_id,
 484               const GValue *value,
 485               GParamSpec *pspec)
 486 {
 487         ModestGtkhtmlMsgView *self = MODEST_GTKHTML_MSG_VIEW (object);
 488
 489         switch (prop_id) {
 490         case PROP_HADJUSTMENT:
 491                 set_hadjustment (self, g_value_get_object (value));
 492                 break;
 493         case PROP_VADJUSTMENT:
 494                 set_vadjustment (self, g_value_get_object (value));
 495                 break;
 496         case PROP_SHADOW_TYPE:
 497                 set_shadow_type (self, g_value_get_enum (value));
 498                 break;
 499         default:
 500                 G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
 501                 break;
 502         }
 503 }
 504
 505 static void
 506 get_property (GObject *object,
 507               guint prop_id,
 508               GValue *value,
 509               GParamSpec *pspec)
 510 {
 511         ModestGtkhtmlMsgView *self = MODEST_GTKHTML_MSG_VIEW (object);
 512         ModestGtkhtmlMsgViewPrivate *priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (self);
 513
 514         switch (prop_id) {
 515         case PROP_HADJUSTMENT:
 516                 g_value_set_object (value, priv->hadj);
 517                 break;
 518         case PROP_VADJUSTMENT:
 519                 g_value_set_object (value, priv->vadj);
 520                 break;
 521         case PROP_SHADOW_TYPE:
 522                 g_value_set_enum (value, priv->shadow_type);
 523                 break;
 524         default:
 525                 G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
 526                 break;
 527         }
 528 }
 529
 530 static void
 531 disconnect_hadjustment (ModestGtkhtmlMsgView *self)
 532 {
 533         ModestGtkhtmlMsgViewPrivate *priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (self);
 534
 535         if (priv->hadj) {
 536                 g_signal_handlers_disconnect_by_func(priv->hadj, adjustment_value_changed, self);
 537                 g_object_unref (priv->hadj);
 538                 priv->hadj = NULL;
 539         }
 540 }
 541
 542 static void
 543 disconnect_vadjustment (ModestGtkhtmlMsgView *self)
 544 {
 545         ModestGtkhtmlMsgViewPrivate *priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (self);
 546
 547         if (priv->vadj) {
 548                 g_signal_handlers_disconnect_by_func(priv->vadj, adjustment_value_changed, self);
 549                 g_object_unref (priv->vadj);
 550                 priv->vadj = NULL;
 551         }
 552 }
 553
 554 static void
 555 get_view_allocation (ModestGtkhtmlMsgView *self, GtkAllocation *allocation)
 556 {
 557         /* This method gets the allocation of the widget in parent widget. It's the
 558            real position and size of the widget */
 559         ModestGtkhtmlMsgViewPrivate *priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (self);
 560
 561         allocation->x = 0;
 562         allocation->y = 0;
 563
 564         if (priv->shadow_type != GTK_SHADOW_NONE) {
 565                 allocation->x = GTK_WIDGET (self)->style->xthickness;
 566                 allocation->y = GTK_WIDGET (self)->style->ythickness;
 567         }
 568
 569         allocation->width = MAX (1, (GTK_WIDGET (self)->allocation.width) - allocation->x * 2);
 570         allocation->height = MAX (1, (GTK_WIDGET (self)->allocation.height) - allocation->y * 2);
 571
 572 }
 573
 574 static void
 575 reclamp_adjustment (GtkAdjustment *adj,
 576                     gboolean *value_changed)
 577 {
 578         gdouble value = adj->value;
 579
 580         /* Correct value to be inside the expected values of a scroll */
 581
 582         value = CLAMP (value, 0, adj->upper - adj->page_size);
 583
 584         if (value != adj->value) {
 585                 adj->value = value;
 586                 if (value_changed)
 587                         *value_changed = TRUE;
 588         } else if (value_changed) {
 589                 *value_changed = FALSE;
 590         }
 591 }
 592
 593 static void
 594 set_hadjustment_values (ModestGtkhtmlMsgView *self,
 595                         gboolean *value_changed)
 596 {
 597         GtkAllocation view_allocation;
 598         GtkAdjustment *hadj = get_hadjustment (self);
 599         gint full_width = 0;
 600         ModestGtkhtmlMsgViewPrivate *priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (self);
 601
 602         get_view_allocation (self, &view_allocation);
 603         hadj->page_size = view_allocation.width;
 604         hadj->step_increment = view_allocation.width * 0.1;
 605         hadj->page_increment = view_allocation.width * 0.9;
 606
 607         hadj->lower = 0;
 608         hadj->upper = view_allocation.width;
 609
 610         /* Get the real width of the embedded html */
 611         if (priv->html_scroll && GTK_WIDGET_VISIBLE(priv->html_scroll)) {
 612                 GtkAdjustment *html_hadj;
 613                 html_hadj = gtk_scrolled_window_get_hadjustment (GTK_SCROLLED_WINDOW (priv->html_scroll));
 614                 full_width += html_hadj->upper;
 615         }
 616
 617         hadj->upper = MAX (view_allocation.width, full_width);
 618
 619         reclamp_adjustment (hadj, value_changed);
 620
 621 }
 622
 623 static void
 624 set_vadjustment_values (ModestGtkhtmlMsgView *self,
 625                         gboolean *value_changed)
 626 {
 627         GtkAllocation view_allocation;
 628         GtkAdjustment *vadj = get_vadjustment (self);
 629         ModestGtkhtmlMsgViewPrivate *priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (self);
 630         gint full_height = 0;
 631         GtkAdjustment *html_vadj;
 632
 633         get_view_allocation (self, &view_allocation);
 634         vadj->page_size = view_allocation.height;
 635         vadj->step_increment = view_allocation.height * 0.1;
 636         vadj->page_increment = view_allocation.height * 0.9;
 637
 638         vadj->lower = 0;
 639
 640         if (priv->headers_box && GTK_WIDGET_VISIBLE(priv->headers_box)) {
 641                 GtkRequisition child_requisition;
 642
 643                 gtk_widget_get_child_requisition (priv->headers_box, &child_requisition);
 644                 full_height = child_requisition.height;
 645         } else {
 646                 full_height = 0;
 647         }
 648
 649         /* Get the real height of the embedded html */
 650         if (priv->html_scroll && GTK_WIDGET_VISIBLE(priv->html_scroll)) {
 651                 html_vadj = gtk_scrolled_window_get_vadjustment (GTK_SCROLLED_WINDOW (priv->html_scroll));
 652                 full_height += html_vadj->upper;
 653         }
 654
 655         vadj->upper = MAX (view_allocation.height, full_height);
 656
 657         reclamp_adjustment (vadj, value_changed);
 658
 659 }
 660
 661 static void
 662 set_scroll_adjustments (ModestGtkhtmlMsgView *self,
 663                         GtkAdjustment *hadj,
 664                         GtkAdjustment *vadj)
 665 {
 666         set_hadjustment (self, hadj);
 667         set_vadjustment (self, vadj);
 668
 669 #ifndef MODEST_TOOLKIT_HILDON2
 670         ModestGtkhtmlMsgViewPrivate *priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (self);
 671         gtk_container_set_focus_vadjustment (GTK_CONTAINER (priv->body_view), vadj);
 672 #endif
 673 }
 674
 675 static void
 676 realize (GtkWidget *widget)
 677 {
 678         ModestGtkhtmlMsgView *self = MODEST_GTKHTML_MSG_VIEW (widget);
 679         ModestGtkhtmlMsgViewPrivate *priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (self);
 680         GtkAdjustment *hadj = get_hadjustment (self);
 681         GtkAdjustment *vadj = get_vadjustment (self);
 682         GdkWindowAttr attributes;
 683         gint event_mask;
 684         gint attributes_mask;
 685         GtkAllocation view_allocation;
 686
 687         GTK_WIDGET_SET_FLAGS (widget, GTK_REALIZED);
 688
 689         /* The structure of the GdkWindow's is:
 690          *    * widget->window: the shown gdkwindow embedding all the stuff inside
 691          *    * view_window: a backing store gdkwindow containing the headers and contents
 692          *      being scrolled. This window should have all the visible and non visible
 693          *      widgets inside.
 694          *    * headers_window: gdk window for headers_box.
 695          *    * html_window: gdk window for html_scroll (the scrolled window containing the
 696          *      body view showing the contents of the mail).
 697          */
 698
 699         attributes.x = widget->allocation.x;
 700         attributes.y = widget->allocation.y;
 701         attributes.width = widget->allocation.width;
 702         attributes.height = widget->allocation.height;
 703         attributes.window_type = GDK_WINDOW_CHILD;
 704         attributes.wclass = GDK_INPUT_OUTPUT;
 705         attributes.visual = gtk_widget_get_visual (widget);
 706         attributes.colormap = gtk_widget_get_colormap (widget);
 707
 708         event_mask = gtk_widget_get_events (widget) | GDK_EXPOSURE_MASK;
 709         attributes.event_mask = event_mask | GDK_BUTTON_PRESS_MASK;
 710         attributes_mask = GDK_WA_X | GDK_WA_Y | GDK_WA_VISUAL | GDK_WA_COLORMAP;
 711
 712         widget->window = gdk_window_new (gtk_widget_get_parent_window (widget),
 713                                          &attributes, attributes_mask);
 714         gdk_window_set_user_data (widget->window, self);
 715
 716         get_view_allocation (self, &view_allocation);
 717
 718         attributes.x = view_allocation.x;
 719         attributes.y = view_allocation.y;
 720         attributes.width = view_allocation.width;
 721         attributes.height = view_allocation.height;
 722         attributes.event_mask = 0;
 723         priv->view_window = gdk_window_new (widget->window, &attributes, attributes_mask);
 724         gdk_window_set_user_data (priv->view_window, self);
 725         gdk_window_set_back_pixmap (priv->view_window, NULL, FALSE);
 726
 727         attributes.x = -hadj->value;
 728         attributes.y = -vadj->value;
 729         attributes.width = hadj->upper;
 730         if (priv->headers_box)
 731                 attributes.height = GTK_WIDGET (priv->headers_box)->allocation.height;
 732         else
 733                 attributes.height = 1;
 734         attributes.event_mask = event_mask;
 735
 736         priv->headers_window = gdk_window_new (priv->view_window, &attributes, attributes_mask);
 737         gdk_window_set_user_data (priv->headers_window, self);
 738
 739         if (priv->headers_box)
 740                 gtk_widget_set_parent_window (priv->headers_box, priv->headers_window);
 741
 742         attributes.x = -hadj->value;
 743         if (priv->headers_box)
 744                 attributes.y = GTK_WIDGET (priv->headers_box)->allocation.height - vadj->value;
 745         else
 746                 attributes.y = -vadj->value;
 747         attributes.width = hadj->upper;
 748         if (priv->headers_box)
 749                 attributes.height = vadj->upper - GTK_WIDGET (priv->headers_box)->allocation.height;
 750         else
 751                 attributes.height = vadj->upper;
 752         attributes.event_mask = event_mask;
 753
 754         priv->html_window = gdk_window_new (priv->view_window, &attributes, attributes_mask);
 755         gdk_window_set_user_data (priv->html_window, self);
 756
 757         if (priv->html_scroll)
 758                 gtk_widget_set_parent_window (priv->html_scroll, priv->html_window);
 759
 760         widget->style = gtk_style_attach (widget->style, widget->window);
 761         gtk_style_set_background (widget->style, widget->window, GTK_STATE_NORMAL);
 762         gtk_style_set_background (widget->style, priv->headers_window, GTK_STATE_NORMAL);
 763         gtk_style_set_background (widget->style, priv->html_window, GTK_STATE_NORMAL);
 764
 765         gtk_paint_flat_box(widget->style, priv->headers_window, GTK_STATE_NORMAL,
 766                            GTK_SHADOW_NONE,
 767                            NULL, widget, "msgviewheaders",
 768                            0,0,-1,-1);
 769         gtk_paint_flat_box(widget->style, priv->html_window, GTK_STATE_NORMAL,
 770                            GTK_SHADOW_NONE,
 771                            NULL, widget, "msgviewcontents",
 772                            0,0,-1,-1);
 773
 774         gdk_window_show (priv->view_window);
 775         gdk_window_show (priv->headers_window);
 776         gdk_window_show (priv->html_window);
 777
 778 }
 779
 780 static void
 781 unrealize (GtkWidget *widget)
 782 {
 783         ModestGtkhtmlMsgView *self = MODEST_GTKHTML_MSG_VIEW (widget);
 784         ModestGtkhtmlMsgViewPrivate *priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (self);
 785
 786         gdk_window_set_user_data (priv->view_window, NULL);
 787         gdk_window_destroy (priv->view_window);
 788         priv->view_window = NULL;
 789
 790         gdk_window_set_user_data (priv->headers_window, NULL);
 791         gdk_window_destroy (priv->headers_window);
 792         priv->headers_window = NULL;
 793
 794         gdk_window_set_user_data (priv->html_window, NULL);
 795         gdk_window_destroy (priv->html_window);
 796         priv->html_window = NULL;
 797
 798         if (GTK_WIDGET_CLASS (parent_class)->unrealize)
 799                 ( * GTK_WIDGET_CLASS (parent_class)->unrealize) (widget);
 800
 801 }
 802
 803 static gint
 804 expose (GtkWidget *widget,
 805         GdkEventExpose *event)
 806 {
 807         ModestGtkhtmlMsgView *self;
 808         ModestGtkhtmlMsgViewPrivate *priv;
 809
 810         if (GTK_WIDGET_DRAWABLE (widget)) {
 811                 self = MODEST_GTKHTML_MSG_VIEW (widget);
 812                 priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (self);
 813                 if (event->window == widget->window) {
 814                         gtk_paint_shadow (widget->style, widget->window,
 815                                           GTK_STATE_NORMAL, priv->shadow_type,
 816                                           &event->area, widget, "msgview",
 817                                           0,0,-1,-1);
 818                 } else if (event->window == priv->headers_window) {
 819                         gtk_paint_flat_box(widget->style, priv->headers_window, GTK_STATE_NORMAL,
 820                                            GTK_SHADOW_NONE,
 821                                            &event->area, widget, "msgviewheaders",
 822                                            0,0,-1,-1);
 823                 } else if (event->window == priv->html_window) {
 824                         gtk_paint_flat_box(widget->style, priv->html_window, GTK_STATE_NORMAL,
 825                                            GTK_SHADOW_NONE,
 826                                            &event->area, widget, "msgviewcontents",
 827                                            0,0,-1,-1);
 828                 }
 829                 if (priv->headers_box)
 830                         gtk_container_propagate_expose (GTK_CONTAINER (self), priv->headers_box, event);
 831                 if (priv->html_scroll)
 832                         gtk_container_propagate_expose (GTK_CONTAINER (self), priv->html_scroll, event);
 833                 (* GTK_WIDGET_CLASS (parent_class)->expose_event) (widget, event);
 834         }
 835
 836         return FALSE;
 837 }
 838
 839 static void
 840 forall (GtkContainer *container,
 841         gboolean include_internals,
 842         GtkCallback callback,
 843         gpointer userdata)
 844 {
 845         ModestGtkhtmlMsgViewPrivate *priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (container);
 846         g_return_if_fail (callback != NULL);
 847
 848         if (priv->headers_box)
 849                 (*callback) (priv->headers_box, userdata);
 850         if (priv->html_scroll)
 851                 (*callback) (priv->html_scroll, userdata);
 852 }
 853
 854 static void
 855 container_remove (GtkContainer *container,
 856                   GtkWidget *widget)
 857 {
 858         gboolean was_visible = FALSE;
 859         ModestGtkhtmlMsgViewPrivate *priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (container);
 860         was_visible = GTK_WIDGET_VISIBLE (widget);
 861         if (widget == priv->headers_box) {
 862                 gtk_widget_unparent (priv->headers_box);
 863                 priv->headers_box = NULL;
 864         } else if (widget == priv->html_scroll) {
 865                 gtk_widget_unparent (priv->html_scroll);
 866                 priv->html_scroll = NULL;
 867         } else {
 868                 return;
 869         }
 870         if (was_visible)
 871                 gtk_widget_queue_resize (GTK_WIDGET(container));
 872
 873 }
 874
 875 static void
 876 size_request (GtkWidget *widget,
 877               GtkRequisition *req)
 878 {
 879         ModestGtkhtmlMsgViewPrivate *priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (widget);
 880         GtkRequisition child_req;
 881
 882         req->width = 0;
 883         req->height = 0;
 884
 885         gtk_widget_size_request (priv->headers_box, &child_req);
 886         req->width = child_req.width;
 887         req->height += child_req.height;
 888         gtk_widget_size_request (priv->html_scroll, &child_req);
 889         req->width = MAX (child_req.width, req->width);
 890         req->height += child_req.height;
 891
 892 }
 893
 894 static void
 895 size_allocate (GtkWidget *widget,
 896                GtkAllocation *allocation)
 897 {
 898         ModestGtkhtmlMsgView *self = MODEST_GTKHTML_MSG_VIEW (widget);
 899         ModestGtkhtmlMsgViewPrivate *priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (self);
 900         gboolean hadj_value_changed, vadj_value_changed;
 901         GtkAllocation headers_allocation, html_allocation, view_allocation;
 902         GtkAdjustment *html_vadj;
 903
 904         if (GTK_WIDGET_MAPPED (widget) &&
 905             priv->shadow_type != GTK_SHADOW_NONE &&
 906             (allocation->width != widget->allocation.width ||
 907              allocation->height != widget->allocation.height))
 908                 gdk_window_invalidate_rect (widget->window, NULL, FALSE);
 909
 910         if (priv->idle_readjust_scroll_id == 0 && priv->idle_changes_count < 5 && widget->allocation.width != allocation->width) {
 911                 g_object_ref (self);
 912                 priv->idle_readjust_scroll_id = g_idle_add ((GSourceFunc) idle_readjust_scroll, self);
 913                 priv->idle_changes_count ++;
 914         }
 915
 916         widget->allocation = *allocation;
 917         set_hadjustment_values (self, &hadj_value_changed);
 918         set_vadjustment_values (self, &vadj_value_changed);
 919
 920         get_view_allocation (self, &view_allocation);
 921
 922         headers_allocation.x = 0;
 923         headers_allocation.y = 0;
 924         headers_allocation.width = view_allocation.width;
 925         if (priv->headers_box)
 926                 headers_allocation.height = GTK_WIDGET (priv->headers_box)->requisition.height;
 927         else
 928                 headers_allocation.height = 0;
 929
 930         html_vadj = gtk_scrolled_window_get_vadjustment (GTK_SCROLLED_WINDOW (priv->html_scroll));
 931
 932         html_allocation.x = 0;
 933         html_allocation.y = MAX (0, headers_allocation.height - priv->vadj->value);
 934         html_allocation.width = view_allocation.width;
 935         if (html_vadj->upper < allocation->height) {
 936                 html_allocation.height = MAX (html_vadj->upper, allocation->height - headers_allocation.height);
 937         } else {
 938                 html_allocation.height = allocation->height;
 939         }
 940         /* html_allocation.height = MAX ((gint) html_vadj->upper, (gint)(priv->vadj->upper - headers_allocation.height)); */
 941
 942         if (GTK_WIDGET_REALIZED (widget)) {
 943                 gdk_window_move_resize (widget->window,
 944                                         allocation->x,
 945                                         allocation->y,
 946                                         allocation->width,
 947                                         allocation->height);
 948
 949                 gdk_window_move_resize (priv->view_window,
 950                                         view_allocation.x,
 951                                         view_allocation.y,
 952                                         view_allocation.width,
 953                                         view_allocation.height);
 954                 gdk_window_move_resize (priv->headers_window,
 955                                         0,
 956                                         (gint) (- priv->vadj->value),
 957                                         allocation->width,
 958                                         headers_allocation.height);
 959                 gdk_window_move_resize (priv->html_window,
 960                                         (gint) (- priv->hadj->value),
 961                                         (gint) html_allocation.y,
 962                                         (gint) priv->hadj->upper,
 963                                         html_allocation.height);
 964         }
 965
 966         if (priv->headers_box && GTK_WIDGET_VISIBLE (priv->headers_box)) {
 967                 gtk_widget_size_allocate (priv->headers_box, &headers_allocation);
 968         }
 969         if (priv->html_scroll && GTK_WIDGET_VISIBLE (priv->html_scroll)) {
 970                 html_allocation.x = 0;
 971                 html_allocation.y = 0;
 972                 html_allocation.width = (gint) priv->hadj->upper;
 973                 gtk_widget_size_allocate (priv->html_scroll, &html_allocation);
 974                 if (html_vadj->page_size != html_allocation.height) {
 975                         html_vadj->page_size = html_allocation.height;
 976                         gtk_adjustment_changed (html_vadj);
 977                 }
 978         }
 979         gtk_adjustment_changed (priv->hadj);
 980         gtk_adjustment_changed (priv->vadj);
 981
 982         if (hadj_value_changed)
 983                 gtk_adjustment_value_changed (priv->hadj);
 984         if (vadj_value_changed)
 985                 gtk_adjustment_value_changed (priv->vadj);
 986
 987 }
 988
 989 static void
 990 adjustment_value_changed (GtkAdjustment *adj, gpointer data)
 991 {
 992         ModestGtkhtmlMsgView *self = NULL;
 993         ModestGtkhtmlMsgViewPrivate *priv = NULL;
 994
 995         g_return_if_fail (GTK_IS_ADJUSTMENT (adj));
 996         g_return_if_fail (MODEST_IS_GTKHTML_MSG_VIEW (data));
 997
 998         self = MODEST_GTKHTML_MSG_VIEW (data);
 999         priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (self);
1000
1001         if (GTK_WIDGET_REALIZED (self)) {
1002                 GtkAdjustment *hadj = get_hadjustment (self);
1003                 GtkAdjustment *vadj = get_vadjustment (self);
1004                 gint headers_offset = 0;
1005
1006                 gtk_widget_queue_resize (priv->html_scroll);
1007
1008                 if (priv->headers_box && GTK_WIDGET_VISIBLE (priv->headers_box)) {
1009                         gint old_x, old_y;
1010                         gint new_x, new_y;
1011                         gdk_window_get_position (priv->headers_window, &old_x, &old_y);
1012                         new_x = 0;
1013                         new_y = -vadj->value;
1014
1015                         headers_offset = GTK_WIDGET(priv->headers_box)->allocation.height;
1016
1017                         if (new_x != old_x || new_y != old_y) {
1018                                 gdk_window_move (priv->headers_window, new_x, new_y);
1019                                 gdk_window_process_updates (priv->headers_window, TRUE);
1020                         }
1021                 }
1022
1023                 if (priv->html_scroll && GTK_WIDGET_VISIBLE (priv->html_scroll)) {
1024                         gint old_x, old_y;
1025                         gint new_x, new_y;
1026                         gint new_internal_vvalue;
1027                         gdk_window_get_position (priv->html_window, &old_x, &old_y);
1028                         new_x = -hadj->value;
1029
1030                         new_internal_vvalue = MAX (0, vadj->value - headers_offset);
1031                         gtk_adjustment_set_value (gtk_scrolled_window_get_vadjustment (GTK_SCROLLED_WINDOW (priv->html_scroll)),
1032                                                   new_internal_vvalue);
1033
1034                         new_y = MAX (0, headers_offset - vadj->value);
1035
1036                         if (new_x != old_x || new_y != old_y) {
1037                                 gdk_window_move (priv->html_window, new_x, new_y);
1038                                 gdk_window_process_updates (priv->html_window, TRUE);
1039                         }
1040                 }
1041
1042         }
1043 }
1044
1045 static gboolean
1046 resize_children_idle (GtkContainer *cont)
1047 {
1048         ModestGtkhtmlMsgViewPrivate *priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (cont);
1049         if (GTK_WIDGET_DRAWABLE (cont)) {
1050                 gtk_container_resize_children (cont);
1051         }
1052         priv->idle_resize_children_id = 0;
1053
1054         return FALSE;
1055 }
1056
1057 static void
1058 html_adjustment_changed (GtkAdjustment *adj,
1059                          gpointer userdata)
1060 {
1061         ModestGtkhtmlMsgView *self = MODEST_GTKHTML_MSG_VIEW (userdata);
1062         ModestGtkhtmlMsgViewPrivate *priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (self);
1063         GtkAdjustment *html_vadj = gtk_scrolled_window_get_vadjustment (GTK_SCROLLED_WINDOW(priv->html_scroll));
1064         gboolean vadj_changed;
1065         gint new_height;
1066
1067         g_signal_stop_emission_by_name (G_OBJECT (adj), "changed");
1068
1069         priv->html_scroll->requisition.height = html_vadj->upper;
1070         if ((priv->vadj != NULL && (html_vadj->upper == (priv->vadj->upper - GTK_WIDGET (priv->headers_box)->allocation.height)))
1071             && html_vadj->page_size == priv->html_scroll->allocation.height)
1072                 return;
1073
1074         set_vadjustment_values (self, &vadj_changed);
1075
1076         if (html_vadj->upper < GTK_WIDGET (self)->allocation.height) {
1077                 new_height = MAX (html_vadj->upper,
1078                                         GTK_WIDGET (self)->allocation.height - GTK_WIDGET(priv->headers_box)->allocation.height);
1079         } else {
1080                 new_height = GTK_WIDGET (self)->allocation.height;
1081         }
1082
1083         gtk_adjustment_changed (priv->vadj);
1084         if (GTK_WIDGET_DRAWABLE (priv->html_scroll)) {
1085                 gdk_window_resize (priv->html_window, (gint) priv->hadj->upper, (gint) new_height);
1086                 gdk_window_process_updates (priv->view_window, TRUE);
1087                 if (priv->idle_resize_children_id == 0)
1088                         priv->idle_resize_children_id = gdk_threads_add_idle ((GSourceFunc) resize_children_idle, self);
1089         }
1090
1091 }
1092
1093 gboolean
1094 idle_readjust_scroll (ModestGtkhtmlMsgView *self)
1095 {
1096         ModestGtkhtmlMsgViewPrivate *priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (self);
1097
1098         /* We're out the main lock */
1099         gdk_threads_enter ();
1100
1101         if (GTK_WIDGET_DRAWABLE (self)) {
1102                 GtkAdjustment *html_vadj;
1103                 GtkAdjustment *html_hadj;
1104
1105                 html_vadj = gtk_scrolled_window_get_vadjustment (GTK_SCROLLED_WINDOW (priv->html_scroll));
1106                 html_vadj->upper = 0;
1107                 html_vadj->page_size = 0;
1108                 g_signal_emit_by_name (G_OBJECT (html_vadj), "changed");
1109
1110                 html_hadj = gtk_scrolled_window_get_hadjustment (GTK_SCROLLED_WINDOW (priv->html_scroll));
1111                 html_hadj->upper = 0;
1112                 html_hadj->page_size = 0;
1113                 g_signal_emit_by_name (G_OBJECT (html_hadj), "changed");
1114
1115                 gtk_widget_set_size_request (GTK_WIDGET (priv->body_view), 1, 1);
1116                 gtk_widget_set_size_request (GTK_WIDGET (priv->body_view), -1, -1);
1117
1118                 gtk_widget_queue_resize (GTK_WIDGET (priv->body_view));
1119                 gtk_widget_queue_draw (GTK_WIDGET (priv->body_view));
1120
1121                 /* Just another hack for making readjust really work. This forces an update
1122                  * of the scroll, and then, make the scroll really update properly the
1123                  * the size and not corrupt scrollable area */
1124                 gtk_adjustment_set_value (priv->vadj, 1.0);
1125                 gtk_adjustment_set_value (priv->vadj, 0.0);
1126
1127         }
1128         priv->idle_readjust_scroll_id = 0;
1129         g_object_unref (G_OBJECT (self));
1130
1131
1132         gdk_threads_leave ();
1133
1134         return FALSE;
1135 }
1136
1137 static void
1138 modest_gtkhtml_msg_view_init (ModestGtkhtmlMsgView *obj)
1139 {
1140         ModestGtkhtmlMsgViewPrivate *priv;
1141         GtkAdjustment *html_vadj;
1142 #ifndef MODEST_TOOLKIT_HILDON2
1143         GtkWidget *separator;
1144 #endif
1145
1146         GTK_WIDGET_UNSET_FLAGS (obj, GTK_NO_WINDOW);
1147         gtk_widget_set_redraw_on_allocate (GTK_WIDGET (obj), TRUE);
1148         gtk_container_set_reallocate_redraws (GTK_CONTAINER (obj), TRUE);
1149         gtk_container_set_resize_mode (GTK_CONTAINER (obj), GTK_RESIZE_QUEUE);
1150
1151         priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE(obj);
1152
1153         priv->idle_changes_count = 0;
1154         priv->idle_readjust_scroll_id = 0;
1155         priv->idle_resize_children_id = 0;
1156         priv->current_zoom = 1.0;
1157
1158         priv->hadj = NULL;
1159         priv->vadj = NULL;
1160         priv->shadow_type = GTK_SHADOW_IN;
1161         priv->view_window = NULL;
1162         priv->headers_window = NULL;
1163         priv->html_window = NULL;
1164
1165         priv->idle_motion_id = 0;
1166
1167         gtk_widget_push_composite_child ();
1168         priv->html_scroll = gtk_scrolled_window_new (NULL, NULL);
1169         gtk_widget_set_composite_name (priv->html_scroll, "contents");
1170         gtk_widget_pop_composite_child ();
1171         gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (priv->html_scroll), GTK_POLICY_NEVER, GTK_POLICY_NEVER);
1172
1173         priv->msg                     = NULL;
1174
1175         priv->body_view                 = GTK_WIDGET (g_object_new (MODEST_TYPE_GTKHTML_MIME_PART_VIEW, NULL));
1176 #ifdef MODEST_TOOLKIT_HILDON2
1177         priv->mail_header_view        = GTK_WIDGET(modest_compact_mail_header_view_new ());
1178 #else
1179         priv->mail_header_view        = GTK_WIDGET(modest_expander_mail_header_view_new (TRUE));
1180 #endif
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 (G_OBJECT (hadj));
1445         gtk_object_sink (GTK_OBJECT (hadj));
1446         priv->hadj = hadj;
1447         set_hadjustment_values (self, &value_changed);
1448
1449         g_signal_connect (hadj, "value_changed", G_CALLBACK (adjustment_value_changed),
1450                           self);
1451
1452         gtk_adjustment_changed (hadj);
1453         if (value_changed)
1454                 gtk_adjustment_value_changed (hadj);
1455         else
1456                 adjustment_value_changed (hadj, self);
1457
1458         g_object_notify (G_OBJECT (self), "hadjustment");
1459 }
1460
1461 static void
1462 set_vadjustment (ModestGtkhtmlMsgView *self, GtkAdjustment *vadj)
1463 {
1464         ModestGtkhtmlMsgViewPrivate *priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (self);
1465         gboolean value_changed;
1466
1467         if (vadj && vadj == priv->vadj)
1468                 return;
1469
1470         if (!vadj)
1471                 vadj = (GtkAdjustment *) gtk_adjustment_new (0.0,0.0,0.0,0.0,0.0,0.0);
1472         disconnect_vadjustment (self);
1473         g_object_ref (G_OBJECT (vadj));
1474         gtk_object_sink (GTK_OBJECT (vadj));
1475         priv->vadj = vadj;
1476         set_vadjustment_values (self, &value_changed);
1477
1478         g_signal_connect (vadj, "value_changed", G_CALLBACK (adjustment_value_changed),
1479                           self);
1480
1481         gtk_adjustment_changed (vadj);
1482         if (value_changed)
1483                 gtk_adjustment_value_changed (vadj);
1484         else
1485                 adjustment_value_changed (vadj, self);
1486
1487         g_object_notify (G_OBJECT (self), "vadjustment");
1488 }
1489
1490 static void
1491 set_shadow_type (ModestGtkhtmlMsgView *self,
1492                  GtkShadowType shadow_type)
1493 {
1494         ModestGtkhtmlMsgViewPrivate *priv;
1495         g_return_if_fail (MODEST_IS_GTKHTML_MSG_VIEW (self));
1496
1497         priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (self);
1498
1499         if (priv->shadow_type != shadow_type) {
1500                 priv->shadow_type = shadow_type;
1501
1502                 if (GTK_WIDGET_VISIBLE (self)) {
1503                         gtk_widget_size_allocate (GTK_WIDGET (self), &(GTK_WIDGET (self)->allocation));
1504                         gtk_widget_queue_draw (GTK_WIDGET (self));
1505                 }
1506                 g_object_notify (G_OBJECT (self), "shadow-type");
1507         }
1508 }
1509
1510 static GtkShadowType
1511 get_shadow_type (ModestGtkhtmlMsgView *self)
1512 {
1513         ModestGtkhtmlMsgViewPrivate *priv;
1514         g_return_val_if_fail (MODEST_IS_GTKHTML_MSG_VIEW (self), GTK_SHADOW_NONE);
1515         priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (self);
1516
1517         return priv->shadow_type;
1518 }
1519
1520 GtkWidget*
1521 modest_msg_view_new (TnyMsg *msg)
1522 {
1523         GObject *obj;
1524         ModestGtkhtmlMsgView* self;
1525
1526         obj  = G_OBJECT(g_object_new(MODEST_TYPE_GTKHTML_MSG_VIEW, NULL));
1527         self = MODEST_GTKHTML_MSG_VIEW(obj);
1528         tny_msg_view_set_msg (TNY_MSG_VIEW (self), msg);
1529
1530         return GTK_WIDGET(self);
1531 }
1532
1533 #ifdef MAEMO_CHANGES
1534 static void
1535 on_tap_and_hold (GtkWidget *widget,
1536                  gpointer data)
1537 {
1538         ModestGtkhtmlMsgView *self = (ModestGtkhtmlMsgView *) data;
1539         ModestGtkhtmlMsgViewPrivate *priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (self);
1540
1541         g_signal_emit_by_name (G_OBJECT (self), "link-contextual", priv->last_url);
1542 }
1543
1544 static gboolean
1545 on_tap_and_hold_query (GtkWidget *widget,
1546                        GdkEvent *event,
1547                        gpointer data)
1548 {
1549         ModestGtkhtmlMsgView *self = (ModestGtkhtmlMsgView *) data;
1550         ModestGtkhtmlMsgViewPrivate *priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (self);
1551
1552         /* Don't show the tap and hold animation if no url below */
1553         return (priv->last_url == NULL);
1554 }
1555 #endif
1556
1557 static void
1558 on_recpt_activated (ModestMailHeaderView *header_view,
1559                     const gchar *address,
1560                     ModestGtkhtmlMsgView *self)
1561 {
1562         g_signal_emit_by_name (G_OBJECT (self), "recpt-activated", address);
1563 }
1564
1565 static void
1566 on_show_details (ModestMailHeaderView *header_view,
1567                  ModestGtkhtmlMsgView *self)
1568 {
1569         g_signal_emit_by_name (G_OBJECT (self), "show-details");
1570 }
1571
1572 static void
1573 on_attachment_activated (ModestAttachmentsView * att_view, TnyMimePart *mime_part, gpointer self)
1574 {
1575
1576         g_signal_emit_by_name (G_OBJECT(self), "attachment_clicked", mime_part);
1577 }
1578
1579 static void
1580 request_fetch_images (ModestGtkhtmlMsgView *self)
1581 {
1582         ModestGtkhtmlMsgViewPrivate *priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (self);
1583         TnyMimePart *part;
1584
1585         /* The message could have not been downloaded yet */
1586         if (priv->msg) {
1587                 modest_mime_part_view_set_view_images (MODEST_MIME_PART_VIEW (priv->body_view), TRUE);
1588                 part = tny_mime_part_view_get_part (TNY_MIME_PART_VIEW (priv->body_view));
1589                 if (part) {
1590                         tny_mime_part_view_set_part (TNY_MIME_PART_VIEW (priv->body_view), part);
1591                         g_object_unref (part);
1592                 }
1593                 tny_msg_set_allow_external_images (TNY_MSG (priv->msg), TRUE);
1594         }
1595 }
1596
1597 static void
1598 set_branding (ModestGtkhtmlMsgView *self, const gchar *brand_name, const GdkPixbuf *brand_icon)
1599 {
1600         ModestGtkhtmlMsgViewPrivate *priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (self);
1601
1602         modest_mail_header_view_set_branding (MODEST_MAIL_HEADER_VIEW (priv->mail_header_view), brand_name, brand_icon);
1603 }
1604
1605 static gboolean
1606 has_blocked_external_images (ModestGtkhtmlMsgView *self)
1607 {
1608         ModestGtkhtmlMsgViewPrivate *priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (self);
1609
1610         return (modest_mime_part_view_has_external_images (MODEST_MIME_PART_VIEW (priv->body_view)) &&
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
1647 static TnyMimePart *
1648 find_cid_image (TnyMsg *msg, const gchar *cid)
1649 {
1650         TnyMimePart *part = NULL;
1651         TnyList *parts;
1652         TnyIterator *iter;
1653
1654         g_return_val_if_fail (msg, NULL);
1655         g_return_val_if_fail (cid, NULL);
1656
1657         parts  = TNY_LIST (tny_simple_list_new());
1658
1659         tny_mime_part_get_parts (TNY_MIME_PART (msg), parts);
1660         iter   = tny_list_create_iterator (parts);
1661
1662         while (!tny_iterator_is_done(iter)) {
1663                 const gchar *part_cid;
1664
1665                 part = TNY_MIME_PART(tny_iterator_get_current(iter));
1666                 part_cid = tny_mime_part_get_content_id (part);
1667
1668                 /* if there is no content id, try the content location;
1669                  * this is what Outlook seems to use when it converts
1670                  * it's internal richtext to html
1671                  */
1672                 if (!part_cid)
1673                         part_cid = tny_mime_part_get_content_location (part);
1674
1675                 if (part_cid && strcmp (cid, part_cid) == 0)
1676                         break;
1677
1678                 if (tny_mime_part_content_type_is (part, "multipart/related")) {
1679                         TnyList *related_parts = TNY_LIST (tny_simple_list_new ());
1680                         TnyIterator *related_iter = NULL;
1681                         TnyMimePart *related_part = NULL;
1682
1683                         tny_mime_part_get_parts (part, related_parts);
1684                         related_iter = tny_list_create_iterator (related_parts);
1685
1686                         while (!tny_iterator_is_done (related_iter)) {
1687                                 related_part = TNY_MIME_PART (tny_iterator_get_current (related_iter));
1688                                 part_cid = tny_mime_part_get_content_id (related_part);
1689                                 if (part_cid && strcmp (cid, part_cid) == 0) {
1690                                         break;
1691                                 }
1692                                 g_object_unref (related_part);
1693                                 related_part = NULL;
1694                                 tny_iterator_next (related_iter);
1695                         }
1696
1697                         g_object_unref (related_iter);
1698                         g_object_unref (related_parts);
1699                         if (related_part != NULL) {
1700                                 g_object_unref (part);
1701                                 part = related_part;
1702                                 break;
1703                         }
1704                 }
1705
1706                 g_object_unref (G_OBJECT(part));
1707
1708                 part = NULL;
1709                 tny_iterator_next (iter);
1710         }
1711
1712         g_object_unref (G_OBJECT(iter));
1713         g_object_unref (G_OBJECT(parts));
1714
1715         return part;
1716 }
1717
1718
1719 static gboolean
1720 on_fetch_url (GtkWidget *widget, const gchar *uri,
1721               TnyStream *stream, ModestGtkhtmlMsgView *self)
1722 {
1723         ModestGtkhtmlMsgViewPrivate *priv;
1724         const gchar* my_uri;
1725         TnyMimePart *part = NULL;
1726
1727
1728
1729         priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (self);
1730
1731         /*
1732          * we search for either something starting with cid:, or something
1733          * with no prefix at all; this latter case occurs when sending mails
1734          * with MS Outlook in rich-text mode, and 'attach-as-object
1735          */
1736         if (g_str_has_prefix (uri, "cid:"))
1737                 my_uri = uri + 4;  /* +4 ==> skip "cid:" */
1738         else
1739                 my_uri = uri;
1740
1741         /* now try to find the embedded image */
1742         part = find_cid_image (priv->msg, my_uri);
1743
1744         if (!part) {
1745                 if (g_str_has_prefix (uri, "http:")) {
1746                         if (modest_mime_part_view_get_view_images (MODEST_MIME_PART_VIEW (priv->body_view))) {
1747                                 gboolean result = FALSE;
1748                                 g_signal_emit_by_name (self, "fetch-image", uri, stream, &result);
1749                                 return result;
1750                         } else {
1751                                 /* we return immediately to get a "image not found" icon */
1752                                 tny_stream_close (stream);
1753                                 return TRUE;
1754                         }
1755                 } else {
1756                         return FALSE;
1757                 }
1758         }
1759
1760         tny_mime_part_decode_to_stream ((TnyMimePart*)part, stream, NULL);
1761         tny_stream_close (stream);
1762         g_object_unref (G_OBJECT(part));
1763         return TRUE;
1764 }
1765
1766 static void
1767 set_message (ModestGtkhtmlMsgView *self, TnyMsg *msg, TnyMimePart *other_body)
1768 {
1769         TnyMimePart *body;
1770         ModestGtkhtmlMsgViewPrivate *priv;
1771         TnyHeader *header;
1772         GtkAdjustment *html_vadj, *html_hadj;
1773
1774         g_return_if_fail (self);
1775
1776         priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE(self);
1777         modest_mail_header_view_set_loading (MODEST_MAIL_HEADER_VIEW (priv->mail_header_view), FALSE);
1778         gtk_widget_set_no_show_all (priv->mail_header_view, FALSE);
1779         modest_mime_part_view_set_view_images (MODEST_MIME_PART_VIEW (priv->body_view), FALSE);
1780
1781         if (msg != priv->msg) {
1782                 if (priv->msg)
1783                         g_object_unref (G_OBJECT(priv->msg));
1784                 if (msg)
1785                         g_object_ref   (G_OBJECT(msg));
1786                 priv->msg = msg;
1787         }
1788
1789         if (!msg) {
1790                 tny_header_view_clear (TNY_HEADER_VIEW (priv->mail_header_view));
1791                 modest_attachments_view_set_message (MODEST_ATTACHMENTS_VIEW (priv->attachments_view), NULL);
1792                 gtk_widget_hide_all (priv->mail_header_view);
1793                 gtk_widget_hide_all (priv->attachments_box);
1794 #ifdef MODEST_TOOKIT_HILDON2
1795                 gtk_widget_hide_all (priv->priority_box);
1796 #endif
1797                 gtk_widget_set_no_show_all (priv->mail_header_view, TRUE);
1798                 tny_mime_part_view_clear (TNY_MIME_PART_VIEW (priv->body_view));
1799
1800                 html_vadj = gtk_scrolled_window_get_vadjustment (GTK_SCROLLED_WINDOW (priv->html_scroll));
1801                 html_vadj->upper = 0;
1802                 html_vadj->page_size = 0;
1803                 g_signal_emit_by_name (G_OBJECT (html_vadj), "changed");
1804
1805                 html_hadj = gtk_scrolled_window_get_hadjustment (GTK_SCROLLED_WINDOW (priv->html_scroll));
1806                 html_hadj->upper = 0;
1807                 html_hadj->page_size = 0;
1808                 g_signal_emit_by_name (G_OBJECT (html_hadj), "changed");
1809
1810                 gtk_widget_set_size_request (GTK_WIDGET (priv->body_view), 1, 1);
1811                 gtk_widget_set_size_request (GTK_WIDGET (priv->body_view), -1, -1);
1812
1813                 priv->idle_changes_count = 0;
1814                 gtk_widget_queue_resize (GTK_WIDGET (priv->body_view));
1815
1816                 gtk_widget_queue_resize (GTK_WIDGET(self));
1817                 gtk_widget_queue_draw (GTK_WIDGET(self));
1818                 return;
1819         }
1820
1821         header = tny_msg_get_header (msg);
1822         tny_header_view_set_header (TNY_HEADER_VIEW (priv->mail_header_view), header);
1823         g_object_unref (header);
1824
1825         modest_attachments_view_set_message (MODEST_ATTACHMENTS_VIEW (priv->attachments_view),
1826                                              other_body?NULL:msg);
1827
1828         modest_mime_part_view_set_view_images (MODEST_MIME_PART_VIEW (priv->body_view), tny_msg_get_allow_external_images (msg));
1829
1830         if (other_body) {
1831                 body = other_body;
1832                 g_object_ref (body);
1833         } else {
1834                 body = modest_tny_msg_find_body_part (msg, TRUE);
1835         }
1836         if (body) {
1837                 ModestAttachmentsView *widget;
1838
1839                 tny_mime_part_view_set_part (TNY_MIME_PART_VIEW (priv->body_view), body);
1840                 g_object_unref (body);
1841                 widget = MODEST_ATTACHMENTS_VIEW (priv->attachments_view);
1842
1843                 if (modest_attachments_view_has_attachments (widget)) {
1844                         GtkLabel *label;
1845                         GList *children = NULL;
1846                         gchar *text = NULL;
1847                         /* Ugly but... */
1848                         children = gtk_container_get_children (GTK_CONTAINER (priv->attachments_box));
1849                         label = GTK_LABEL (children->data);
1850                         gtk_widget_show_all (priv->attachments_box);
1851 #ifdef MODEST_TOOLKIT_HILDON2
1852                         if (modest_attachments_view_get_num_attachments (widget) > 1) {
1853                                 text = _("mail_va_attachments");
1854                         } else {
1855                                 text = _("mail_va_attachment");
1856                         }
1857 #else
1858                                 text = _("mail_va_attachment");
1859 #endif
1860                         gtk_label_set_text (label, text);
1861                 } else {
1862                         gtk_widget_hide_all (priv->attachments_box);
1863                 }
1864
1865         } else {
1866                 tny_mime_part_view_clear (TNY_MIME_PART_VIEW (priv->body_view));
1867         }
1868
1869         /* Refresh priority */
1870         set_priority (self, tny_header_get_flags (header));
1871
1872         gtk_widget_show (priv->body_view);
1873 #ifdef MODEST_TOOLKIT_HILDON2
1874         gtk_widget_set_no_show_all (priv->priority_box, TRUE);
1875 #endif
1876         gtk_widget_set_no_show_all (priv->attachments_box, TRUE);
1877         gtk_widget_show_all (priv->mail_header_view);
1878         gtk_widget_set_no_show_all (priv->attachments_box, FALSE);
1879 #ifdef MODEST_TOOLKIT_HILDON2
1880         gtk_widget_set_no_show_all (priv->priority_box, FALSE);
1881 #endif
1882         gtk_widget_set_no_show_all (priv->mail_header_view, TRUE);
1883
1884         html_vadj = gtk_scrolled_window_get_vadjustment (GTK_SCROLLED_WINDOW (priv->html_scroll));
1885         html_vadj->upper = 0;
1886         html_vadj->page_size = 0;
1887         g_signal_emit_by_name (G_OBJECT (html_vadj), "changed");
1888
1889         html_hadj = gtk_scrolled_window_get_hadjustment (GTK_SCROLLED_WINDOW (priv->html_scroll));
1890         html_hadj->upper = 0;
1891         html_hadj->page_size = 0;
1892         g_signal_emit_by_name (G_OBJECT (html_hadj), "changed");
1893
1894         gtk_widget_set_size_request (GTK_WIDGET (priv->body_view), 1, 1);
1895         gtk_widget_set_size_request (GTK_WIDGET (priv->body_view), -1, -1);
1896
1897         priv->idle_changes_count = 0;
1898         gtk_widget_queue_resize (GTK_WIDGET (priv->body_view));
1899
1900         gtk_widget_queue_resize (GTK_WIDGET(self));
1901         gtk_widget_queue_draw (GTK_WIDGET(self));
1902
1903         if (priv->hadj != NULL)
1904                 priv->hadj->value = 0.0;
1905         if (priv->vadj != NULL)
1906                 priv->vadj->value = 0.0;
1907
1908         g_signal_emit_by_name (G_OBJECT (html_vadj), "changed");
1909
1910         /* This is a hack to force reallocation of scroll after drawing all the stuff. This
1911          * makes the html view get the proper and expected size and prevent being able to scroll
1912          * the buffer when it shouldn't be scrollable */
1913         if (priv->idle_readjust_scroll_id == 0) {
1914                 g_object_ref (self);
1915                 priv->idle_readjust_scroll_id = g_idle_add ((GSourceFunc) idle_readjust_scroll, self);
1916         }
1917 }
1918
1919 static void
1920 set_header (ModestGtkhtmlMsgView *self, TnyHeader *header)
1921 {
1922         ModestGtkhtmlMsgViewPrivate *priv;
1923         GtkAdjustment *html_vadj, *html_hadj;
1924
1925         g_return_if_fail (self);
1926
1927         if (header == NULL) {
1928                 set_message (self, NULL, NULL);
1929                 return;
1930         }
1931
1932         priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE(self);
1933         modest_mail_header_view_set_loading (MODEST_MAIL_HEADER_VIEW (priv->mail_header_view), TRUE);
1934         gtk_widget_set_no_show_all (priv->mail_header_view, FALSE);
1935         modest_mime_part_view_set_view_images (MODEST_MIME_PART_VIEW (priv->body_view), FALSE);
1936
1937         html_vadj = gtk_scrolled_window_get_vadjustment (GTK_SCROLLED_WINDOW (priv->html_scroll));
1938         html_vadj->upper = 0;
1939         html_vadj->page_size = 0;
1940         g_signal_emit_by_name (G_OBJECT (html_vadj), "changed");
1941
1942         html_hadj = gtk_scrolled_window_get_hadjustment (GTK_SCROLLED_WINDOW (priv->html_scroll));
1943         html_hadj->upper = 0;
1944         html_hadj->page_size = 0;
1945         g_signal_emit_by_name (G_OBJECT (html_hadj), "changed");
1946
1947         priv->idle_changes_count = 0;
1948         gtk_widget_set_size_request (GTK_WIDGET (priv->body_view), 1, 1);
1949         gtk_widget_set_size_request (GTK_WIDGET (priv->body_view), -1, -1);
1950         gtk_widget_queue_resize (GTK_WIDGET (priv->body_view));
1951
1952         if (priv->msg) {
1953                 g_object_unref (G_OBJECT(priv->msg));
1954         }
1955         priv->msg = NULL;
1956
1957         tny_header_view_set_header (TNY_HEADER_VIEW (priv->mail_header_view), header);
1958         modest_attachments_view_set_message (MODEST_ATTACHMENTS_VIEW (priv->attachments_view), NULL);
1959         gtk_widget_show_all (priv->mail_header_view);
1960         gtk_widget_hide_all (priv->attachments_box);
1961 #ifdef MODEST_TOOLKIT_HILDON2
1962         gtk_widget_hide_all (priv->priority_box);
1963 #endif
1964         gtk_widget_set_no_show_all (priv->mail_header_view, TRUE);
1965         tny_mime_part_view_clear (TNY_MIME_PART_VIEW (priv->body_view));
1966         priv->idle_changes_count = 0;
1967         gtk_widget_queue_resize (GTK_WIDGET(self));
1968         gtk_widget_queue_draw (GTK_WIDGET(self));
1969 }
1970
1971
1972 static TnyMsg*
1973 get_message (ModestGtkhtmlMsgView *self)
1974 {
1975         TnyMsg *msg;
1976
1977         g_return_val_if_fail (MODEST_IS_GTKHTML_MSG_VIEW (self), NULL);
1978
1979         msg = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE(self)->msg;
1980
1981         if (msg)
1982                 g_object_ref (msg);
1983
1984         return msg;
1985 }
1986
1987 static gboolean
1988 is_empty (ModestGtkhtmlMsgView *self)
1989 {
1990         ModestGtkhtmlMsgViewPrivate *priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (self);
1991
1992         return modest_mime_part_view_is_empty (MODEST_MIME_PART_VIEW (priv->body_view));
1993 }
1994
1995 static void
1996 set_zoom (ModestGtkhtmlMsgView *self, gdouble zoom)
1997 {
1998         ModestGtkhtmlMsgViewPrivate *priv;
1999         GtkAdjustment *html_vadj, *html_hadj;
2000
2001         g_return_if_fail (MODEST_IS_GTKHTML_MSG_VIEW (self));
2002         priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (self);
2003
2004         modest_zoomable_set_zoom (MODEST_ZOOMABLE(priv->body_view), zoom);
2005
2006         html_vadj = gtk_scrolled_window_get_vadjustment (GTK_SCROLLED_WINDOW (priv->html_scroll));
2007         html_vadj->upper = 0;
2008         html_vadj->page_size = 0;
2009         g_signal_emit_by_name (G_OBJECT (html_vadj), "changed");
2010
2011         html_hadj = gtk_scrolled_window_get_hadjustment (GTK_SCROLLED_WINDOW (priv->html_scroll));
2012         html_hadj->upper = 0;
2013         html_hadj->page_size = 0;
2014         g_signal_emit_by_name (G_OBJECT (html_hadj), "changed");
2015
2016         gtk_widget_set_size_request (GTK_WIDGET (priv->body_view), 1, 1);
2017         gtk_widget_set_size_request (GTK_WIDGET (priv->body_view), -1, -1);
2018
2019         priv->idle_changes_count = 0;
2020         gtk_widget_queue_resize (priv->body_view);
2021 }
2022
2023 static gdouble
2024 get_zoom (ModestGtkhtmlMsgView *self)
2025 {
2026         ModestGtkhtmlMsgViewPrivate *priv;
2027
2028         g_return_val_if_fail (MODEST_IS_GTKHTML_MSG_VIEW (self), 1.0);
2029         priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (self);
2030
2031         return modest_zoomable_get_zoom (MODEST_ZOOMABLE (priv->body_view));
2032 }
2033
2034 static TnyHeaderFlags
2035 get_priority (ModestGtkhtmlMsgView *self)
2036 {
2037         ModestGtkhtmlMsgViewPrivate *priv;
2038
2039         g_return_val_if_fail (MODEST_IS_GTKHTML_MSG_VIEW (self), 0);
2040
2041         priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (self);
2042
2043         return modest_mail_header_view_get_priority (MODEST_MAIL_HEADER_VIEW (priv->mail_header_view));
2044 }
2045
2046 static void
2047 set_priority (ModestGtkhtmlMsgView *self, TnyHeaderFlags flags)
2048 {
2049         ModestGtkhtmlMsgViewPrivate *priv;
2050
2051         g_return_if_fail (MODEST_IS_GTKHTML_MSG_VIEW (self));
2052         priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (self);
2053
2054         modest_mail_header_view_set_priority (MODEST_MAIL_HEADER_VIEW (priv->mail_header_view), flags);
2055
2056 #ifdef MODEST_TOOLKIT_HILDON2
2057         gboolean show_priority = FALSE;
2058         TnyHeaderFlags priority_flags;
2059
2060         priority_flags = flags & TNY_HEADER_FLAG_PRIORITY_MASK;
2061         if (priority_flags == TNY_HEADER_FLAG_HIGH_PRIORITY) {
2062                 show_priority = TRUE;
2063                 gtk_image_set_from_icon_name (GTK_IMAGE (priv->priority_icon), MODEST_HEADER_ICON_HIGH, GTK_ICON_SIZE_MENU);
2064         } else if (priority_flags == TNY_HEADER_FLAG_LOW_PRIORITY) {
2065                 show_priority = TRUE;
2066                 gtk_image_set_from_icon_name (GTK_IMAGE (priv->priority_icon), MODEST_HEADER_ICON_LOW, GTK_ICON_SIZE_MENU);
2067         }
2068
2069         if (show_priority && MODEST_IS_COMPACT_MAIL_HEADER_VIEW (priv->mail_header_view)) {
2070                 gtk_widget_show_all  (priv->priority_box);
2071         } else {
2072                 gtk_widget_hide_all (priv->priority_box);
2073         }
2074 #endif
2075
2076 }
2077
2078 /* INCREMENTAL SEARCH IMPLEMENTATION */
2079
2080 static gboolean
2081 search (ModestGtkhtmlMsgView *self, const gchar *search)
2082 {
2083         ModestGtkhtmlMsgViewPrivate *priv;
2084         gboolean result;
2085         GtkAdjustment *vadj, *tmp_vadj;
2086         gdouble y_offset;
2087
2088         g_return_val_if_fail (MODEST_IS_GTKHTML_MSG_VIEW (self), FALSE);
2089
2090         priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (self);
2091         vadj = gtk_layout_get_vadjustment (GTK_LAYOUT (priv->body_view));
2092         g_object_ref (vadj);
2093         tmp_vadj = GTK_ADJUSTMENT (gtk_adjustment_new (0.0, vadj->lower, vadj->upper, vadj->step_increment, 32.0, 32.0));
2094         gtk_layout_set_vadjustment (GTK_LAYOUT (priv->body_view), tmp_vadj);
2095         result = modest_isearch_view_search (MODEST_ISEARCH_VIEW (priv->body_view),
2096                                              search);
2097
2098         if (result) {
2099                 gint x, y, w, h;
2100                 gdouble offset_top, offset_bottom;
2101                 GtkAdjustment *adj;
2102                 if (modest_isearch_view_get_selection_area (MODEST_ISEARCH_VIEW (priv->body_view), &x, &y, &w, &h)) {
2103                         offset_top = (gdouble) (priv->headers_box->requisition.height + y);
2104                         offset_bottom = (gdouble) (priv->headers_box->requisition.height + y + h);
2105                         adj = GTK_ADJUSTMENT (priv->vadj);
2106                         if (offset_top < adj->value)
2107                                 gtk_adjustment_set_value (adj, offset_top + adj->page_increment - adj->page_size);
2108                         else if (offset_bottom > adj->value + adj->page_increment)
2109                                 gtk_adjustment_set_value (adj, offset_bottom - adj->page_increment);
2110                 }
2111         }
2112
2113         y_offset = tmp_vadj->value;
2114         gtk_layout_set_vadjustment (GTK_LAYOUT (priv->body_view), vadj);
2115         g_object_unref (vadj);
2116
2117         return result;
2118 }
2119
2120 static gboolean
2121 search_next (ModestGtkhtmlMsgView *self)
2122 {
2123         ModestGtkhtmlMsgViewPrivate *priv;
2124         gboolean result;
2125
2126         g_return_val_if_fail (MODEST_IS_GTKHTML_MSG_VIEW (self), FALSE);
2127
2128         priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (self);
2129         result = modest_isearch_view_search_next (MODEST_ISEARCH_VIEW (priv->body_view));
2130
2131         if (result) {
2132                 gint x, y, w, h;
2133                 gdouble offset_top, offset_bottom;
2134                 GtkAdjustment *adj;
2135
2136                 if (modest_isearch_view_get_selection_area (MODEST_ISEARCH_VIEW (priv->body_view), &x, &y, &w, &h)) {
2137                         offset_top = (gdouble) (priv->headers_box->requisition.height + y);
2138                         offset_bottom = (gdouble) (priv->headers_box->requisition.height + y + h);
2139                         adj = GTK_ADJUSTMENT (priv->vadj);
2140                         if (offset_top < adj->value)
2141                                 gtk_adjustment_set_value (adj, offset_top + adj->page_increment - adj->page_size);
2142                         else if (offset_bottom > adj->value + adj->page_increment)
2143                                 gtk_adjustment_set_value (adj, offset_bottom - adj->page_increment);
2144                 }
2145         }
2146         return result;
2147 }
2148
2149 static TnyList *
2150 get_selected_attachments (ModestGtkhtmlMsgView *self)
2151 {
2152         ModestGtkhtmlMsgViewPrivate *priv;
2153
2154         g_return_val_if_fail (MODEST_IS_GTKHTML_MSG_VIEW (self), NULL);
2155         priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (self);
2156
2157         return modest_attachments_view_get_selection (MODEST_ATTACHMENTS_VIEW (priv->attachments_view));
2158
2159 }
2160
2161 static TnyList *
2162 get_attachments (ModestGtkhtmlMsgView *self)
2163 {
2164         ModestGtkhtmlMsgViewPrivate *priv;
2165
2166         g_return_val_if_fail (MODEST_IS_GTKHTML_MSG_VIEW (self), NULL);
2167         priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (self);
2168
2169         return modest_attachments_view_get_attachments (MODEST_ATTACHMENTS_VIEW (priv->attachments_view));
2170
2171 }
2172
2173 static void
2174 grab_focus (ModestGtkhtmlMsgView *self)
2175 {
2176         ModestGtkhtmlMsgViewPrivate *priv = NULL;
2177
2178         g_return_if_fail (MODEST_IS_GTKHTML_MSG_VIEW (self));
2179         priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (self);
2180
2181         gtk_widget_grab_focus (priv->body_view);
2182 }
2183
2184 static void
2185 remove_attachment (ModestGtkhtmlMsgView *self, TnyMimePart *attachment)
2186 {
2187         ModestGtkhtmlMsgViewPrivate *priv;
2188
2189         g_return_if_fail (MODEST_IS_GTKHTML_MSG_VIEW (self));
2190         g_return_if_fail (TNY_IS_MIME_PART (attachment));
2191         priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (self);
2192
2193         modest_attachments_view_remove_attachment (MODEST_ATTACHMENTS_VIEW (priv->attachments_view),
2194                                                    attachment);
2195
2196 }
2197
2198 /* TNY HEADER VIEW IMPLEMENTATION */
2199
2200 static void
2201 tny_header_view_init (gpointer g, gpointer iface_data)
2202 {
2203         TnyHeaderViewIface *klass = (TnyHeaderViewIface *)g;
2204
2205         klass->set_header = modest_msg_view_set_header;
2206         klass->clear = modest_msg_view_clear_header;
2207
2208         return;
2209 }
2210
2211 static void
2212 modest_msg_view_set_header (TnyHeaderView *self, TnyHeader *header)
2213 {
2214         MODEST_GTKHTML_MSG_VIEW_GET_CLASS (self)->set_header_func (self, header);
2215 }
2216
2217
2218 static void
2219 modest_msg_view_set_header_default (TnyHeaderView *self, TnyHeader *header)
2220 {
2221         set_header (MODEST_GTKHTML_MSG_VIEW (self), header);
2222 }
2223
2224 static void
2225 modest_msg_view_clear_header (TnyHeaderView *self)
2226 {
2227         MODEST_GTKHTML_MSG_VIEW_GET_CLASS (self)->clear_header_func (self);
2228 }
2229
2230
2231 static void
2232 modest_msg_view_clear_header_default (TnyHeaderView *self)
2233 {
2234         set_message (MODEST_GTKHTML_MSG_VIEW (self), NULL, NULL);
2235 }
2236
2237 /* TNY MSG IMPLEMENTATION */
2238
2239 static void
2240 tny_msg_view_init (gpointer g, gpointer iface_data)
2241 {
2242         TnyMsgViewIface *klass = (TnyMsgViewIface *)g;
2243
2244         klass->get_msg = modest_msg_view_get_msg;
2245         klass->set_msg = modest_msg_view_set_msg;
2246         klass->set_unavailable = modest_msg_view_set_unavailable;
2247         klass->clear = modest_msg_view_clear;
2248         klass->create_mime_part_view_for = modest_msg_view_create_mime_part_view_for;
2249         klass->create_new_inline_viewer = modest_msg_view_create_new_inline_viewer;
2250
2251         return;
2252 }
2253
2254 static TnyMsg *
2255 modest_msg_view_get_msg (TnyMsgView *self)
2256 {
2257         return MODEST_GTKHTML_MSG_VIEW_GET_CLASS (self)->get_msg_func (self);
2258 }
2259
2260 static TnyMsg *
2261 modest_msg_view_get_msg_default (TnyMsgView *self)
2262 {
2263         return TNY_MSG (tny_mime_part_view_get_part (TNY_MIME_PART_VIEW (self)));
2264 }
2265
2266 static void
2267 modest_msg_view_set_msg (TnyMsgView *self, TnyMsg *msg)
2268 {
2269         MODEST_GTKHTML_MSG_VIEW_GET_CLASS (self)->set_msg_func (self, msg);
2270 }
2271
2272 static void
2273 modest_msg_view_set_msg_default (TnyMsgView *self, TnyMsg *msg)
2274 {
2275
2276         tny_mime_part_view_set_part (TNY_MIME_PART_VIEW (self), TNY_MIME_PART (msg));
2277
2278         return;
2279 }
2280
2281 static void
2282 modest_msg_view_set_unavailable (TnyMsgView *self)
2283 {
2284         MODEST_GTKHTML_MSG_VIEW_GET_CLASS (self)->set_unavailable_func (self);
2285 }
2286
2287 static void
2288 modest_msg_view_set_unavailable_default (TnyMsgView *self)
2289 {
2290         tny_msg_view_clear (self);
2291
2292         return;
2293 }
2294
2295 static void
2296 modest_msg_view_clear (TnyMsgView *self)
2297 {
2298         MODEST_GTKHTML_MSG_VIEW_GET_CLASS (self)->clear_func (self);
2299 }
2300
2301 static void
2302 modest_msg_view_clear_default (TnyMsgView *self)
2303 {
2304         set_message (MODEST_GTKHTML_MSG_VIEW (self), NULL, NULL);
2305 }
2306
2307 static TnyMimePartView*
2308 modest_msg_view_create_mime_part_view_for (TnyMsgView *self, TnyMimePart *part)
2309 {
2310         return MODEST_GTKHTML_MSG_VIEW_GET_CLASS (self)->create_mime_part_view_for_func (self, part);
2311 }
2312
2313 static TnyMimePartView*
2314 modest_msg_view_create_mime_part_view_for_default (TnyMsgView *self, TnyMimePart *part)
2315 {
2316         g_warning ("modest_msg_view_create_mime_part_view_for_default is not implemented");
2317         return NULL;
2318 }
2319
2320 static TnyMsgView*
2321 modest_msg_view_create_new_inline_viewer (TnyMsgView *self)
2322 {
2323         return MODEST_GTKHTML_MSG_VIEW_GET_CLASS (self)->create_new_inline_viewer_func (self);
2324 }
2325
2326 static TnyMsgView*
2327 modest_msg_view_create_new_inline_viewer_default (TnyMsgView *self)
2328 {
2329         g_warning ("modest_msg_view_create_new_inline_viewer_default is not implemented");
2330
2331         return NULL;
2332 }
2333
2334 /* TNY MIME PART IMPLEMENTATION */
2335
2336 static void
2337 tny_mime_part_view_init (gpointer g, gpointer iface_data)
2338 {
2339         TnyMimePartViewIface *klass = (TnyMimePartViewIface *)g;
2340
2341         klass->get_part = modest_msg_view_mp_get_part;
2342         klass->set_part = modest_msg_view_mp_set_part;
2343         klass->clear = modest_msg_view_mp_clear;
2344
2345         return;
2346 }
2347
2348 static TnyMimePart*
2349 modest_msg_view_mp_get_part (TnyMimePartView *self)
2350 {
2351         return MODEST_GTKHTML_MSG_VIEW_GET_CLASS (self)->get_part_func (self);
2352 }
2353
2354
2355 static TnyMimePart*
2356 modest_msg_view_mp_get_part_default (TnyMimePartView *self)
2357 {
2358         return TNY_MIME_PART (get_message (MODEST_GTKHTML_MSG_VIEW (self)));
2359 }
2360
2361 static void
2362 modest_msg_view_mp_set_part (TnyMimePartView *self,
2363                              TnyMimePart *part)
2364 {
2365         MODEST_GTKHTML_MSG_VIEW_GET_CLASS (self)->set_part_func (self, part);
2366 }
2367
2368 static void
2369 modest_msg_view_mp_set_part_default (TnyMimePartView *self,
2370                                      TnyMimePart *part)
2371 {
2372         g_return_if_fail ((part == NULL) || TNY_IS_MSG (part));
2373
2374         set_message (MODEST_GTKHTML_MSG_VIEW (self), TNY_MSG (part), NULL);
2375 }
2376
2377 static void
2378 modest_msg_view_mp_clear (TnyMimePartView *self)
2379 {
2380         tny_msg_view_clear (TNY_MSG_VIEW (self));
2381 }
2382
2383 /* MODEST MIME PART VIEW IMPLEMENTATION */
2384
2385 static void
2386 modest_mime_part_view_init (gpointer g, gpointer iface_data)
2387 {
2388         ModestMimePartViewIface *klass = (ModestMimePartViewIface *)g;
2389
2390         klass->is_empty_func = modest_msg_view_mp_is_empty;
2391
2392         return;
2393 }
2394
2395 static gboolean
2396 modest_msg_view_mp_is_empty (ModestMimePartView *self)
2397 {
2398         return MODEST_GTKHTML_MSG_VIEW_GET_CLASS (self)->is_empty_func (self);
2399 }
2400
2401 static gboolean
2402 modest_msg_view_mp_is_empty_default (ModestMimePartView *self)
2403 {
2404         return is_empty (MODEST_GTKHTML_MSG_VIEW (self));
2405 }
2406
2407 /* MODEST ZOOMABLE IMPLEMENTATION */
2408 static void
2409 modest_zoomable_init (gpointer g, gpointer iface_data)
2410 {
2411         ModestZoomableIface *klass = (ModestZoomableIface *)g;
2412
2413         klass->get_zoom_func = modest_msg_view_get_zoom;
2414         klass->set_zoom_func = modest_msg_view_set_zoom;
2415         klass->zoom_minus_func = modest_msg_view_zoom_minus;
2416         klass->zoom_plus_func = modest_msg_view_zoom_plus;
2417
2418         return;
2419 }
2420
2421 static gdouble
2422 modest_msg_view_get_zoom (ModestZoomable *self)
2423 {
2424         return MODEST_GTKHTML_MSG_VIEW_GET_CLASS (self)->get_zoom_func (self);
2425 }
2426
2427 static gdouble
2428 modest_msg_view_get_zoom_default (ModestZoomable *self)
2429 {
2430         return get_zoom (MODEST_GTKHTML_MSG_VIEW (self));
2431 }
2432
2433 static void
2434 modest_msg_view_set_zoom (ModestZoomable *self, gdouble value)
2435 {
2436         MODEST_GTKHTML_MSG_VIEW_GET_CLASS (self)->set_zoom_func (self, value);
2437 }
2438
2439 static void
2440 modest_msg_view_set_zoom_default (ModestZoomable *self, gdouble value)
2441 {
2442         set_zoom (MODEST_GTKHTML_MSG_VIEW (self), value);
2443 }
2444
2445 static gboolean
2446 modest_msg_view_zoom_minus (ModestZoomable *self)
2447 {
2448         return MODEST_GTKHTML_MSG_VIEW_GET_CLASS (self)->zoom_minus_func (self);
2449 }
2450
2451 static gboolean
2452 modest_msg_view_zoom_minus_default (ModestZoomable *self)
2453 {
2454         /* operation not supported in ModestMsgView */
2455         return FALSE;
2456 }
2457
2458 static gboolean
2459 modest_msg_view_zoom_plus (ModestZoomable *self)
2460 {
2461         return MODEST_GTKHTML_MSG_VIEW_GET_CLASS (self)->zoom_plus_func (self);
2462 }
2463
2464 static gboolean
2465 modest_msg_view_zoom_plus_default (ModestZoomable *self)
2466 {
2467         /* operation not supported in ModestMsgView */
2468         return FALSE;
2469 }
2470
2471 /* MODEST ISEARCH VIEW IMPLEMENTATION */
2472 static void
2473 modest_isearch_view_init (gpointer g, gpointer iface_data)
2474 {
2475         ModestISearchViewIface *klass = (ModestISearchViewIface *)g;
2476
2477         klass->search_func = modest_msg_view_search;
2478         klass->search_next_func = modest_msg_view_search_next;
2479
2480         return;
2481 }
2482
2483 static gboolean
2484 modest_msg_view_search (ModestISearchView *self, const gchar *string)
2485 {
2486         return MODEST_GTKHTML_MSG_VIEW_GET_CLASS (self)->search_func (self, string);
2487 }
2488
2489 static gboolean
2490 modest_msg_view_search_default (ModestISearchView *self, const gchar *string)
2491 {
2492         return search (MODEST_GTKHTML_MSG_VIEW (self), string);
2493 }
2494
2495 static gboolean
2496 modest_msg_view_search_next (ModestISearchView *self)
2497 {
2498         return MODEST_GTKHTML_MSG_VIEW_GET_CLASS (self)->search_next_func (self);
2499 }
2500
2501 static gboolean
2502 modest_msg_view_search_next_default (ModestISearchView *self)
2503 {
2504         return search_next (MODEST_GTKHTML_MSG_VIEW (self));
2505 }
2506
2507 /* MODEST MSG VIEW IMPLEMENTATION */
2508 static void
2509 modest_msg_view_init (gpointer g, gpointer iface_data)
2510 {
2511         ModestMsgViewIface *klass = (ModestMsgViewIface *)g;
2512
2513         klass->set_msg_with_other_body_func = modest_gtkhtml_msg_view_set_msg_with_other_body;
2514         klass->get_vadjustment_func = modest_gtkhtml_msg_view_get_vadjustment;
2515         klass->get_hadjustment_func = modest_gtkhtml_msg_view_get_hadjustment;
2516         klass->set_vadjustment_func = modest_gtkhtml_msg_view_set_vadjustment;
2517         klass->set_hadjustment_func = modest_gtkhtml_msg_view_set_hadjustment;
2518         klass->set_shadow_type_func = modest_gtkhtml_msg_view_set_shadow_type;
2519         klass->get_shadow_type_func = modest_gtkhtml_msg_view_get_shadow_type;
2520         klass->get_priority_func = modest_gtkhtml_msg_view_get_priority;
2521         klass->set_priority_func = modest_gtkhtml_msg_view_set_priority;
2522         klass->get_selected_attachments_func = modest_gtkhtml_msg_view_get_selected_attachments;
2523         klass->get_attachments_func = modest_gtkhtml_msg_view_get_attachments;
2524         klass->grab_focus_func = modest_gtkhtml_msg_view_grab_focus;
2525         klass->remove_attachment_func = modest_gtkhtml_msg_view_remove_attachment;
2526         klass->request_fetch_images_func = modest_gtkhtml_msg_view_request_fetch_images;
2527         klass->set_branding_func = modest_gtkhtml_msg_view_set_branding;
2528         klass->has_blocked_external_images_func = modest_gtkhtml_msg_view_has_blocked_external_images;
2529
2530         return;
2531 }
2532
2533 static void
2534 modest_gtkhtml_msg_view_set_msg_with_other_body (ModestMsgView *self, TnyMsg *msg, TnyMimePart *other_body)
2535 {
2536         MODEST_GTKHTML_MSG_VIEW_GET_CLASS (self)->set_msg_with_other_body_func (self, msg, other_body);
2537 }
2538
2539 static void
2540 modest_gtkhtml_msg_view_set_msg_with_other_body_default (ModestMsgView *self, TnyMsg *msg, TnyMimePart *other_body)
2541 {
2542         set_message (MODEST_GTKHTML_MSG_VIEW (self), msg, other_body);
2543 }
2544
2545 static GtkAdjustment*
2546 modest_gtkhtml_msg_view_get_vadjustment (ModestMsgView *self)
2547 {
2548         return MODEST_GTKHTML_MSG_VIEW_GET_CLASS (self)->get_vadjustment_func (self);
2549 }
2550
2551 static GtkAdjustment*
2552 modest_gtkhtml_msg_view_get_vadjustment_default (ModestMsgView *self)
2553 {
2554         return get_vadjustment (MODEST_GTKHTML_MSG_VIEW (self));
2555 }
2556
2557 static GtkAdjustment*
2558 modest_gtkhtml_msg_view_get_hadjustment (ModestMsgView *self)
2559 {
2560         return MODEST_GTKHTML_MSG_VIEW_GET_CLASS (self)->get_hadjustment_func (self);
2561 }
2562
2563 static GtkAdjustment*
2564 modest_gtkhtml_msg_view_get_hadjustment_default (ModestMsgView *self)
2565 {
2566         return get_hadjustment (MODEST_GTKHTML_MSG_VIEW (self));
2567 }
2568
2569 static void
2570 modest_gtkhtml_msg_view_set_vadjustment (ModestMsgView *self, GtkAdjustment *adj)
2571 {
2572         MODEST_GTKHTML_MSG_VIEW_GET_CLASS (self)->set_vadjustment_func (self, adj);
2573 }
2574
2575 static void
2576 modest_gtkhtml_msg_view_set_vadjustment_default (ModestMsgView *self, GtkAdjustment *adj)
2577 {
2578         set_vadjustment (MODEST_GTKHTML_MSG_VIEW (self), adj);
2579 }
2580
2581 static void
2582 modest_gtkhtml_msg_view_set_hadjustment (ModestMsgView *self, GtkAdjustment *adj)
2583 {
2584         MODEST_GTKHTML_MSG_VIEW_GET_CLASS (self)->set_hadjustment_func (self, adj);
2585 }
2586
2587 static void
2588 modest_gtkhtml_msg_view_set_hadjustment_default (ModestMsgView *self, GtkAdjustment *adj)
2589 {
2590         set_hadjustment (MODEST_GTKHTML_MSG_VIEW (self), adj);
2591 }
2592
2593 static void
2594 modest_gtkhtml_msg_view_set_shadow_type (ModestMsgView *self, GtkShadowType type)
2595 {
2596         MODEST_GTKHTML_MSG_VIEW_GET_CLASS (self)->set_shadow_type_func (self, type);
2597 }
2598
2599 static void
2600 modest_gtkhtml_msg_view_set_shadow_type_default (ModestMsgView *self, GtkShadowType type)
2601 {
2602         set_shadow_type (MODEST_GTKHTML_MSG_VIEW (self), type);
2603 }
2604
2605 static GtkShadowType
2606 modest_gtkhtml_msg_view_get_shadow_type (ModestMsgView *self)
2607 {
2608         return MODEST_GTKHTML_MSG_VIEW_GET_CLASS (self)->get_shadow_type_func (self);
2609 }
2610
2611 static GtkShadowType
2612 modest_gtkhtml_msg_view_get_shadow_type_default (ModestMsgView *self)
2613 {
2614         return get_shadow_type (MODEST_GTKHTML_MSG_VIEW (self));
2615 }
2616
2617 static void
2618 modest_gtkhtml_msg_view_set_priority (ModestMsgView *self, TnyHeaderFlags flags)
2619 {
2620         MODEST_GTKHTML_MSG_VIEW_GET_CLASS (self)->set_priority_func (self, flags);
2621 }
2622
2623 static void
2624 modest_gtkhtml_msg_view_set_priority_default (ModestMsgView *self, TnyHeaderFlags flags)
2625 {
2626         set_priority (MODEST_GTKHTML_MSG_VIEW (self), flags);
2627 }
2628
2629 static TnyHeaderFlags
2630 modest_gtkhtml_msg_view_get_priority (ModestMsgView *self)
2631 {
2632         return MODEST_GTKHTML_MSG_VIEW_GET_CLASS (self)->get_priority_func (self);
2633 }
2634
2635 static TnyHeaderFlags
2636 modest_gtkhtml_msg_view_get_priority_default (ModestMsgView *self)
2637 {
2638         return get_priority (MODEST_GTKHTML_MSG_VIEW (self));
2639 }
2640
2641 static TnyList*
2642 modest_gtkhtml_msg_view_get_selected_attachments (ModestMsgView *self)
2643 {
2644         return MODEST_GTKHTML_MSG_VIEW_GET_CLASS (self)->get_selected_attachments_func (self);
2645 }
2646
2647 static TnyList*
2648 modest_gtkhtml_msg_view_get_selected_attachments_default (ModestMsgView *self)
2649 {
2650         return get_selected_attachments (MODEST_GTKHTML_MSG_VIEW (self));
2651 }
2652
2653 static TnyList*
2654 modest_gtkhtml_msg_view_get_attachments (ModestMsgView *self)
2655 {
2656         return MODEST_GTKHTML_MSG_VIEW_GET_CLASS (self)->get_attachments_func (self);
2657 }
2658
2659 static TnyList*
2660 modest_gtkhtml_msg_view_get_attachments_default (ModestMsgView *self)
2661 {
2662         return get_attachments (MODEST_GTKHTML_MSG_VIEW (self));
2663 }
2664
2665 static void
2666 modest_gtkhtml_msg_view_grab_focus (ModestMsgView *self)
2667 {
2668         MODEST_GTKHTML_MSG_VIEW_GET_CLASS (self)->grab_focus_func (self);
2669 }
2670
2671 static void
2672 modest_gtkhtml_msg_view_grab_focus_default (ModestMsgView *self)
2673 {
2674         grab_focus (MODEST_GTKHTML_MSG_VIEW (self));
2675 }
2676
2677 static void
2678 modest_gtkhtml_msg_view_remove_attachment (ModestMsgView *self, TnyMimePart *attachment)
2679 {
2680         MODEST_GTKHTML_MSG_VIEW_GET_CLASS (self)->remove_attachment_func (self, attachment);
2681 }
2682
2683 static void
2684 modest_gtkhtml_msg_view_remove_attachment_default (ModestMsgView *self, TnyMimePart *attachment)
2685 {
2686         remove_attachment (MODEST_GTKHTML_MSG_VIEW (self), attachment);
2687 }
2688
2689 static void
2690 modest_gtkhtml_msg_view_request_fetch_images (ModestMsgView *self)
2691 {
2692         MODEST_GTKHTML_MSG_VIEW_GET_CLASS (self)->request_fetch_images_func (self);
2693 }
2694
2695 static void
2696 modest_gtkhtml_msg_view_request_fetch_images_default (ModestMsgView *self)
2697 {
2698         request_fetch_images (MODEST_GTKHTML_MSG_VIEW (self));
2699 }
2700
2701 static void
2702 modest_gtkhtml_msg_view_set_branding (ModestMsgView *self, const gchar *brand_name, const GdkPixbuf *brand_icon)
2703 {
2704         MODEST_GTKHTML_MSG_VIEW_GET_CLASS (self)->set_branding_func (self, brand_name, brand_icon);
2705 }
2706
2707 static void
2708 modest_gtkhtml_msg_view_set_branding_default (ModestMsgView *self, const gchar *brand_name, const GdkPixbuf *brand_icon)
2709 {
2710         set_branding (MODEST_GTKHTML_MSG_VIEW (self), brand_name, brand_icon);
2711 }
2712
2713 static gboolean
2714 modest_gtkhtml_msg_view_has_blocked_external_images (ModestMsgView *self)
2715 {
2716         return MODEST_GTKHTML_MSG_VIEW_GET_CLASS (self)->has_blocked_external_images_func (self);
2717 }
2718
2719 static gboolean
2720 modest_gtkhtml_msg_view_has_blocked_external_images_default (ModestMsgView *self)
2721 {
2722         return has_blocked_external_images (MODEST_GTKHTML_MSG_VIEW (self));
2723 }