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
  40 #include <modest-tny-msg.h>
  41 #include <modest-text-utils.h>
  42 #include <widgets/modest-msg-view.h>
  43 #include <widgets/modest-mail-header-view.h>
  44 #include <widgets/modest-attachments-view.h>
  45 #include <modest-marshal.h>
  46 #include <widgets/modest-gtkhtml-mime-part-view.h>
  47 #include <widgets/modest-gtkhtml-msg-view.h>
  48 #include <widgets/modest-isearch-view.h>
  49
  50 /* FIXNE: we should have no maemo-deps in widgets/ */
  51 #ifdef MODEST_PLATFORM_MAEMO
  52 #include "maemo/modest-hildon-includes.h"
  53 #endif /*MODEST_PLATFORM_MAEMO*/
  54
  55
  56 /* 'private'/'protected' functions */
  57 static void     modest_gtkhtml_msg_view_class_init   (ModestGtkhtmlMsgViewClass *klass);
  58 static void     tny_msg_view_init (gpointer g, gpointer iface_data);
  59 static void     tny_mime_part_view_init (gpointer g, gpointer iface_data);
  60 static void     modest_mime_part_view_init (gpointer g, gpointer iface_data);
  61 static void     modest_zoomable_init (gpointer g, gpointer iface_data);
  62 static void     modest_isearch_view_init (gpointer g, gpointer iface_data);
  63 static void     modest_msg_view_init (gpointer g, gpointer iface_data);
  64 static void     modest_gtkhtml_msg_view_init         (ModestGtkhtmlMsgView *obj);
  65 static void     modest_gtkhtml_msg_view_finalize     (GObject *obj);
  66 static void     modest_gtkhtml_msg_view_destroy     (GtkObject *obj);
  67 static void     set_property (GObject *object, guint prop_id, const GValue *value, GParamSpec *pspec);
  68 static void     get_property (GObject *object, guint prop_id, GValue *value, GParamSpec *pspec);
  69
  70 /* headers signals */
  71 static void on_recpt_activated (ModestMailHeaderView *header_view, const gchar *address, ModestGtkhtmlMsgView *msg_view);
  72 static void on_attachment_activated (ModestAttachmentsView * att_view, TnyMimePart *mime_part, gpointer userdata);
  73
  74 /* body view signals */
  75 static gboolean on_activate_link (GtkWidget *widget, const gchar *uri, ModestGtkhtmlMsgView *msg_view);
  76 static gboolean on_fetch_url (GtkWidget *widget, const gchar *uri, TnyStream *stream,
  77                               ModestGtkhtmlMsgView *msg_view);
  78 static gboolean on_link_hover (GtkWidget *widget, const gchar *uri, ModestGtkhtmlMsgView *msg_view);
  79
  80 #ifdef MAEMO_CHANGES
  81 static void     on_tap_and_hold (GtkWidget *widget, gpointer userdata);
  82 #endif /*MAEMO_CHANGES*/
  83
  84
  85 /* size allocation and drawing handlers */
  86 static void get_view_allocation (ModestGtkhtmlMsgView *msg_view, GtkAllocation *allocation);
  87 static void size_request (GtkWidget *widget, GtkRequisition *req);
  88 static void size_allocate (GtkWidget *widget, GtkAllocation *alloc);
  89 static void realize (GtkWidget *widget);
  90 static void unrealize (GtkWidget *widget);
  91 static gint expose (GtkWidget *widget, GdkEventExpose *event);
  92 static void reclamp_adjustment (GtkAdjustment *adj, gboolean *value_changed);
  93 static void set_hadjustment_values (ModestGtkhtmlMsgView *msg_view, gboolean *value_changed);
  94 static void set_scroll_adjustments (ModestGtkhtmlMsgView *msg_view, GtkAdjustment *hadj, GtkAdjustment *vadj);
  95 static void adjustment_value_changed (GtkAdjustment *adj, gpointer data);
  96 static void html_adjustment_changed (GtkAdjustment *adj, gpointer data);
  97 static void disconnect_vadjustment (ModestGtkhtmlMsgView *obj);
  98 static void disconnect_hadjustment (ModestGtkhtmlMsgView *obj);
  99 static gboolean idle_readjust_scroll (ModestGtkhtmlMsgView *obj);
 100
 101 /* vertical panning implementation */
 102 #ifdef MAEMO_CHANGES
 103 static gboolean motion_notify_event (GtkWidget *widget,
 104                                      GdkEventMotion *event,
 105                                      gpointer userdata);
 106 #endif
 107
 108 static gboolean
 109 button_press_event (GtkWidget *widget,
 110                     GdkEventButton *event,
 111                     gpointer userdata);
 112 static gboolean
 113 button_release_event (GtkWidget *widget,
 114                       GdkEventButton *event,
 115                       gpointer userdata);
 116
 117 /* GtkContainer methods */
 118 static void forall (GtkContainer *container, gboolean include_internals,
 119                     GtkCallback callback, gpointer userdata);
 120 static void container_remove (GtkContainer *container, GtkWidget *widget);
 121
 122 /* TnyMimePartView implementation */
 123 static void modest_msg_view_mp_clear (TnyMimePartView *self);
 124 static void modest_msg_view_mp_set_part (TnyMimePartView *self, TnyMimePart *part);
 125 static void modest_msg_view_mp_set_part_default (TnyMimePartView *self, TnyMimePart *part);
 126 static TnyMimePart* modest_msg_view_mp_get_part (TnyMimePartView *self);
 127 static TnyMimePart* modest_msg_view_mp_get_part_default (TnyMimePartView *self);
 128 /* ModestMimePartView implementation */
 129 static gboolean modest_msg_view_mp_is_empty (ModestMimePartView *self);
 130 static gboolean modest_msg_view_mp_is_empty_default (ModestMimePartView *self);
 131 /* TnyMsgView implementation */
 132 static TnyMsg *modest_msg_view_get_msg (TnyMsgView *self);
 133 static TnyMsg *modest_msg_view_get_msg_default (TnyMsgView *self);
 134 static void modest_msg_view_set_msg (TnyMsgView *self, TnyMsg *msg);
 135 static void modest_msg_view_set_msg_default (TnyMsgView *self, TnyMsg *msg);
 136 static void modest_msg_view_clear (TnyMsgView *self);
 137 static void modest_msg_view_clear_default (TnyMsgView *self);
 138 static void modest_msg_view_set_unavailable (TnyMsgView *self);
 139 static void modest_msg_view_set_unavailable_default (TnyMsgView *self);
 140 static TnyMimePartView *modest_msg_view_create_mime_part_view_for (TnyMsgView *self, TnyMimePart *part);
 141 static TnyMimePartView *modest_msg_view_create_mime_part_view_for_default (TnyMsgView *self, TnyMimePart *part);
 142 static TnyMsgView *modest_msg_view_create_new_inline_viewer (TnyMsgView *self);
 143 static TnyMsgView *modest_msg_view_create_new_inline_viewer_default (TnyMsgView *self);
 144 /* ModestZoomable implementation */
 145 static gdouble modest_msg_view_get_zoom (ModestZoomable *self);
 146 static void modest_msg_view_set_zoom (ModestZoomable *self, gdouble value);
 147 static gboolean modest_msg_view_zoom_minus (ModestZoomable *self);
 148 static gboolean modest_msg_view_zoom_plus (ModestZoomable *self);
 149 static gdouble modest_msg_view_get_zoom_default (ModestZoomable *self);
 150 static void modest_msg_view_set_zoom_default (ModestZoomable *self, gdouble value);
 151 static gboolean modest_msg_view_zoom_minus_default (ModestZoomable *self);
 152 static gboolean modest_msg_view_zoom_plus_default (ModestZoomable *self);
 153 /* ModestISearchView implementation */
 154 static gboolean modest_msg_view_search (ModestISearchView *self, const gchar *string);
 155 static gboolean modest_msg_view_search_default (ModestISearchView *self, const gchar *string);
 156 static gboolean modest_msg_view_search_next (ModestISearchView *self);
 157 static gboolean modest_msg_view_search_next_default (ModestISearchView *self);
 158 /* ModestMsgView implementation */
 159 static GtkAdjustment *modest_gtkhtml_msg_view_get_vadjustment (ModestMsgView *self);
 160 static GtkAdjustment *modest_gtkhtml_msg_view_get_hadjustment (ModestMsgView *self);
 161 static void modest_gtkhtml_msg_view_set_vadjustment (ModestMsgView *self, GtkAdjustment *vadj);
 162 static void modest_gtkhtml_msg_view_set_hadjustment (ModestMsgView *self, GtkAdjustment *hadj);
 163 static void modest_gtkhtml_msg_view_set_shadow_type (ModestMsgView *self, GtkShadowType type);
 164 static GtkShadowType modest_gtkhtml_msg_view_get_shadow_type (ModestMsgView *self);
 165 static TnyHeaderFlags modest_gtkhtml_msg_view_get_priority (ModestMsgView *self);
 166 static void modest_gtkhtml_msg_view_set_priority (ModestMsgView *self, TnyHeaderFlags flags);
 167 static TnyList *modest_gtkhtml_msg_view_get_selected_attachments (ModestMsgView *self);
 168 static TnyList *modest_gtkhtml_msg_view_get_attachments (ModestMsgView *self);
 169 static void modest_gtkhtml_msg_view_grab_focus (ModestMsgView *self);
 170 static void modest_gtkhtml_msg_view_remove_attachment (ModestMsgView *view, TnyMimePart *attachment);
 171 static GtkAdjustment *modest_gtkhtml_msg_view_get_vadjustment_default (ModestMsgView *self);
 172 static GtkAdjustment *modest_gtkhtml_msg_view_get_hadjustment_default (ModestMsgView *self);
 173 static void modest_gtkhtml_msg_view_set_vadjustment_default (ModestMsgView *self, GtkAdjustment *vadj);
 174 static void modest_gtkhtml_msg_view_set_hadjustment_default (ModestMsgView *self, GtkAdjustment *hadj);
 175 static void modest_gtkhtml_msg_view_set_shadow_type_default (ModestMsgView *self, GtkShadowType type);
 176 static GtkShadowType modest_gtkhtml_msg_view_get_shadow_type_default (ModestMsgView *self);
 177 static TnyHeaderFlags modest_gtkhtml_msg_view_get_priority_default (ModestMsgView *self);
 178 static void modest_gtkhtml_msg_view_set_priority_default (ModestMsgView *self, TnyHeaderFlags flags);
 179 static TnyList *modest_gtkhtml_msg_view_get_selected_attachments_default (ModestMsgView *self);
 180 static TnyList *modest_gtkhtml_msg_view_get_attachments_default (ModestMsgView *self);
 181 static void modest_gtkhtml_msg_view_grab_focus_default (ModestMsgView *self);
 182 static void modest_gtkhtml_msg_view_remove_attachment_default (ModestMsgView *view, TnyMimePart *attachment);
 183
 184 /* internal api */
 185 static TnyMsg   *get_message   (ModestGtkhtmlMsgView *self);
 186 static void     set_message    (ModestGtkhtmlMsgView *self, TnyMsg *tny_msg);
 187 static gboolean is_empty       (ModestGtkhtmlMsgView *self);
 188 static void     set_zoom       (ModestGtkhtmlMsgView *self, gdouble zoom);
 189 static gdouble  get_zoom       (ModestGtkhtmlMsgView *self);
 190 static gboolean search         (ModestGtkhtmlMsgView *self, const gchar *search);
 191 static gboolean search_next    (ModestGtkhtmlMsgView *self);
 192 static GtkAdjustment *get_vadjustment (ModestGtkhtmlMsgView *self);
 193 static GtkAdjustment *get_hadjustment (ModestGtkhtmlMsgView *self);
 194 static void set_vadjustment (ModestGtkhtmlMsgView *self, GtkAdjustment *vadj);
 195 static void set_hadjustment (ModestGtkhtmlMsgView *self, GtkAdjustment *hadj);
 196 static void set_shadow_type (ModestGtkhtmlMsgView *self, GtkShadowType type);
 197 static GtkShadowType get_shadow_type (ModestGtkhtmlMsgView *self);
 198 static TnyHeaderFlags get_priority (ModestGtkhtmlMsgView *self);
 199 static void set_priority (ModestGtkhtmlMsgView *self, TnyHeaderFlags flags);
 200 static TnyList *get_selected_attachments (ModestGtkhtmlMsgView *self);
 201 static TnyList *get_attachments (ModestGtkhtmlMsgView *self);
 202 static void grab_focus (ModestGtkhtmlMsgView *self);
 203 static void remove_attachment (ModestGtkhtmlMsgView *view, TnyMimePart *attachment);
 204
 205 /* list properties */
 206 enum {
 207         PROP_0,
 208         PROP_HADJUSTMENT,
 209         PROP_VADJUSTMENT,
 210         PROP_SHADOW_TYPE
 211 };
 212
 213 typedef struct _ModestGtkhtmlMsgViewPrivate ModestGtkhtmlMsgViewPrivate;
 214 struct _ModestGtkhtmlMsgViewPrivate {
 215         GtkWidget   *body_view;
 216         GtkWidget   *mail_header_view;
 217         GtkWidget   *attachments_view;
 218
 219         TnyMsg      *msg;
 220
 221         /* embedded elements */
 222         GtkWidget   *headers_box;
 223         GtkWidget   *html_scroll;
 224         GtkWidget   *attachments_box;
 225
 226         /* internal adjustments for set_scroll_adjustments */
 227         GtkAdjustment *hadj;
 228         GtkAdjustment *vadj;
 229         GtkShadowType shadow_type;
 230
 231         /* gdk windows for drawing */
 232         GdkWindow *view_window;
 233         GdkWindow *headers_window;
 234         GdkWindow *html_window;
 235
 236         /* id handler for dragged scroll */
 237         guint idle_motion_id;
 238
 239         /* zoom */
 240         gdouble current_zoom;
 241
 242         /* link click management */
 243         gchar *last_url;
 244 };
 245
 246 #define MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE(o)      (G_TYPE_INSTANCE_GET_PRIVATE((o), \
 247                                                                                  MODEST_TYPE_GTKHTML_MSG_VIEW, \
 248                                                                                  ModestGtkhtmlMsgViewPrivate))
 249
 250 /* globals */
 251 static GtkContainerClass *parent_class = NULL;
 252
 253 GType
 254 modest_gtkhtml_msg_view_get_type (void)
 255 {
 256         static GType my_type = 0;
 257         if (!my_type) {
 258                 static const GTypeInfo my_info = {
 259                         sizeof(ModestGtkhtmlMsgViewClass),
 260                         NULL,           /* base init */
 261                         NULL,           /* base finalize */
 262                         (GClassInitFunc) modest_gtkhtml_msg_view_class_init,
 263                         NULL,           /* class finalize */
 264                         NULL,           /* class data */
 265                         sizeof(ModestGtkhtmlMsgView),
 266                         1,              /* n_preallocs */
 267                         (GInstanceInitFunc) modest_gtkhtml_msg_view_init,
 268                         NULL
 269                 };
 270                 static const GInterfaceInfo tny_msg_view_info =
 271                 {
 272                   (GInterfaceInitFunc) tny_msg_view_init, /* interface_init */
 273                   NULL,         /* interface_finalize */
 274                   NULL          /* interface_data */
 275                 };
 276
 277                 static const GInterfaceInfo tny_mime_part_view_info =
 278                 {
 279                   (GInterfaceInitFunc) tny_mime_part_view_init, /* interface_init */
 280                   NULL,         /* interface_finalize */
 281                   NULL          /* interface_data */
 282                 };
 283
 284                 static const GInterfaceInfo modest_mime_part_view_info =
 285                 {
 286                   (GInterfaceInitFunc) modest_mime_part_view_init, /* interface_init */
 287                   NULL,         /* interface_finalize */
 288                   NULL          /* interface_data */
 289                 };
 290
 291                 static const GInterfaceInfo modest_zoomable_info =
 292                 {
 293                   (GInterfaceInitFunc) modest_zoomable_init, /* interface_init */
 294                   NULL,         /* interface_finalize */
 295                   NULL          /* interface_data */
 296                 };
 297
 298                 static const GInterfaceInfo modest_isearch_view_info =
 299                 {
 300                   (GInterfaceInitFunc) modest_isearch_view_init, /* interface_init */
 301                   NULL,         /* interface_finalize */
 302                   NULL          /* interface_data */
 303                 };
 304
 305                 static const GInterfaceInfo modest_msg_view_info =
 306                 {
 307                   (GInterfaceInitFunc) modest_msg_view_init, /* interface_init */
 308                   NULL,         /* interface_finalize */
 309                   NULL          /* interface_data */
 310                 };
 311
 312                 my_type = g_type_register_static (GTK_TYPE_CONTAINER,
 313                                                   "ModestGtkhtmlMsgView",
 314                                                   &my_info, 0);
 315
 316                 g_type_add_interface_static (my_type, TNY_TYPE_MIME_PART_VIEW,
 317                         &tny_mime_part_view_info);
 318
 319                 g_type_add_interface_static (my_type, MODEST_TYPE_MIME_PART_VIEW,
 320                         &modest_mime_part_view_info);
 321
 322                 g_type_add_interface_static (my_type, TNY_TYPE_MSG_VIEW,
 323                         &tny_msg_view_info);
 324
 325                 g_type_add_interface_static (my_type, MODEST_TYPE_ZOOMABLE,
 326                         &modest_zoomable_info);
 327
 328                 g_type_add_interface_static (my_type, MODEST_TYPE_ISEARCH_VIEW,
 329                         &modest_isearch_view_info);
 330
 331                 g_type_add_interface_static (my_type, MODEST_TYPE_MSG_VIEW,
 332                         &modest_msg_view_info);
 333         }
 334         return my_type;
 335 }
 336
 337 static void
 338 modest_gtkhtml_msg_view_class_init (ModestGtkhtmlMsgViewClass *klass)
 339 {
 340         GObjectClass *gobject_class;
 341         GtkWidgetClass *widget_class;
 342         GtkObjectClass *gtkobject_class;
 343         GtkContainerClass *container_class;
 344         gobject_class = (GObjectClass*) klass;
 345         widget_class = (GtkWidgetClass *) klass;
 346         gtkobject_class = (GtkObjectClass *) klass;
 347         container_class = (GtkContainerClass *) klass;
 348
 349         parent_class            = g_type_class_peek_parent (klass);
 350         gobject_class->finalize = modest_gtkhtml_msg_view_finalize;
 351         gobject_class->set_property = set_property;
 352         gobject_class->get_property = get_property;
 353         gtkobject_class->destroy = modest_gtkhtml_msg_view_destroy;
 354
 355         widget_class->realize = realize;
 356         widget_class->unrealize = unrealize;
 357         widget_class->expose_event = expose;
 358         widget_class->size_request = size_request;
 359         widget_class->size_allocate = size_allocate;
 360
 361         container_class->forall = forall;
 362         container_class->remove = container_remove;
 363
 364         klass->set_scroll_adjustments = set_scroll_adjustments;
 365         klass->get_part_func = modest_msg_view_mp_get_part_default;
 366         klass->set_part_func = modest_msg_view_mp_set_part_default;
 367         klass->is_empty_func = modest_msg_view_mp_is_empty_default;
 368         klass->get_msg_func = modest_msg_view_get_msg_default;
 369         klass->set_msg_func = modest_msg_view_set_msg_default;
 370         klass->set_unavailable_func = modest_msg_view_set_unavailable_default;
 371         klass->clear_func = modest_msg_view_clear_default;
 372         klass->create_mime_part_view_for_func = modest_msg_view_create_mime_part_view_for_default;
 373         klass->create_new_inline_viewer_func = modest_msg_view_create_new_inline_viewer_default;
 374         klass->get_zoom_func = modest_msg_view_get_zoom_default;
 375         klass->set_zoom_func = modest_msg_view_set_zoom_default;
 376         klass->zoom_minus_func = modest_msg_view_zoom_minus_default;
 377         klass->zoom_plus_func = modest_msg_view_zoom_plus_default;
 378         klass->search_func = modest_msg_view_search_default;
 379         klass->search_next_func = modest_msg_view_search_next_default;
 380         klass->get_vadjustment_func = modest_gtkhtml_msg_view_get_vadjustment_default;
 381         klass->get_hadjustment_func = modest_gtkhtml_msg_view_get_hadjustment_default;
 382         klass->set_vadjustment_func = modest_gtkhtml_msg_view_set_vadjustment_default;
 383         klass->set_hadjustment_func = modest_gtkhtml_msg_view_set_hadjustment_default;
 384         klass->get_shadow_type_func = modest_gtkhtml_msg_view_get_shadow_type_default;
 385         klass->set_shadow_type_func = modest_gtkhtml_msg_view_set_shadow_type_default;
 386         klass->get_priority_func = modest_gtkhtml_msg_view_get_priority_default;
 387         klass->set_priority_func = modest_gtkhtml_msg_view_set_priority_default;
 388         klass->get_selected_attachments_func = modest_gtkhtml_msg_view_get_selected_attachments_default;
 389         klass->get_attachments_func = modest_gtkhtml_msg_view_get_attachments_default;
 390         klass->grab_focus_func = modest_gtkhtml_msg_view_grab_focus_default;
 391         klass->remove_attachment_func = modest_gtkhtml_msg_view_remove_attachment_default;
 392
 393         g_type_class_add_private (gobject_class, sizeof(ModestGtkhtmlMsgViewPrivate));
 394
 395         g_object_class_install_property (gobject_class,
 396                                          PROP_HADJUSTMENT,
 397                                          g_param_spec_object ("hadjustment",
 398                                                               _("Horizontal adjustment"),
 399                                                               _("GtkAdjustment with information of the horizontal visible position"),
 400                                                               GTK_TYPE_ADJUSTMENT,
 401                                                               G_PARAM_READABLE | G_PARAM_WRITABLE | G_PARAM_CONSTRUCT));
 402
 403         g_object_class_install_property (gobject_class,
 404                                          PROP_VADJUSTMENT,
 405                                          g_param_spec_object ("vadjustment",
 406                                                               _("Vertical adjustment"),
 407                                                               _("GtkAdjustment with information of the vertical visible position"),
 408                                                               GTK_TYPE_ADJUSTMENT,
 409                                                               G_PARAM_READABLE | G_PARAM_WRITABLE | G_PARAM_CONSTRUCT));
 410
 411         g_object_class_install_property (gobject_class,
 412                                          PROP_SHADOW_TYPE,
 413                                          g_param_spec_enum ("shadow_type",
 414                                                             _("Shadow type"),
 415                                                             _("Kind of shadow that's shown around the view"),
 416                                                             GTK_TYPE_SHADOW_TYPE,
 417                                                             GTK_SHADOW_IN,
 418                                                             G_PARAM_READABLE | G_PARAM_WRITABLE ));
 419
 420         widget_class->set_scroll_adjustments_signal =
 421                 g_signal_new ("set_scroll_adjustments",
 422                               G_OBJECT_CLASS_TYPE (gobject_class),
 423                               G_SIGNAL_RUN_LAST|G_SIGNAL_ACTION,
 424                               G_STRUCT_OFFSET (ModestGtkhtmlMsgViewClass, set_scroll_adjustments),
 425                               NULL, NULL,
 426                               modest_marshal_VOID__POINTER_POINTER,
 427                               G_TYPE_NONE, 2,
 428                               GTK_TYPE_ADJUSTMENT,
 429                               GTK_TYPE_ADJUSTMENT);
 430 }
 431
 432 static void
 433 set_property (GObject *object,
 434               guint prop_id,
 435               const GValue *value,
 436               GParamSpec *pspec)
 437 {
 438         ModestGtkhtmlMsgView *self = MODEST_GTKHTML_MSG_VIEW (object);
 439
 440         switch (prop_id) {
 441         case PROP_HADJUSTMENT:
 442                 set_hadjustment (self, g_value_get_object (value));
 443                 break;
 444         case PROP_VADJUSTMENT:
 445                 set_vadjustment (self, g_value_get_object (value));
 446                 break;
 447         case PROP_SHADOW_TYPE:
 448                 set_shadow_type (self, g_value_get_enum (value));
 449                 break;
 450         default:
 451                 G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
 452                 break;
 453         }
 454 }
 455
 456 static void
 457 get_property (GObject *object,
 458               guint prop_id,
 459               GValue *value,
 460               GParamSpec *pspec)
 461 {
 462         ModestGtkhtmlMsgView *self = MODEST_GTKHTML_MSG_VIEW (object);
 463         ModestGtkhtmlMsgViewPrivate *priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (self);
 464
 465         switch (prop_id) {
 466         case PROP_HADJUSTMENT:
 467                 g_value_set_object (value, priv->hadj);
 468                 break;
 469         case PROP_VADJUSTMENT:
 470                 g_value_set_object (value, priv->vadj);
 471                 break;
 472         case PROP_SHADOW_TYPE:
 473                 g_value_set_enum (value, priv->shadow_type);
 474                 break;
 475         default:
 476                 G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
 477                 break;
 478         }
 479 }
 480
 481 static void
 482 disconnect_hadjustment (ModestGtkhtmlMsgView *self)
 483 {
 484         ModestGtkhtmlMsgViewPrivate *priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (self);
 485
 486         if (priv->hadj) {
 487                 g_signal_handlers_disconnect_by_func(priv->hadj, adjustment_value_changed, self);
 488                 g_object_unref (priv->hadj);
 489                 priv->hadj = NULL;
 490         }
 491 }
 492
 493 static void
 494 disconnect_vadjustment (ModestGtkhtmlMsgView *self)
 495 {
 496         ModestGtkhtmlMsgViewPrivate *priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (self);
 497
 498         if (priv->vadj) {
 499                 g_signal_handlers_disconnect_by_func(priv->vadj, adjustment_value_changed, self);
 500                 g_object_unref (priv->vadj);
 501                 priv->vadj = NULL;
 502         }
 503 }
 504
 505 static void
 506 get_view_allocation (ModestGtkhtmlMsgView *self, GtkAllocation *allocation)
 507 {
 508         /* This method gets the allocation of the widget in parent widget. It's the
 509            real position and size of the widget */
 510         ModestGtkhtmlMsgViewPrivate *priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (self);
 511
 512         allocation->x = 0;
 513         allocation->y = 0;
 514
 515         if (priv->shadow_type != GTK_SHADOW_NONE) {
 516                 allocation->x = GTK_WIDGET (self)->style->xthickness;
 517                 allocation->y = GTK_WIDGET (self)->style->ythickness;
 518         }
 519
 520         allocation->width = MAX (1, (GTK_WIDGET (self)->allocation.width) - allocation->x * 2);
 521         allocation->height = MAX (1, (GTK_WIDGET (self)->allocation.height) - allocation->y * 2);
 522
 523 }
 524
 525 static void
 526 reclamp_adjustment (GtkAdjustment *adj,
 527                     gboolean *value_changed)
 528 {
 529         gdouble value = adj->value;
 530
 531         /* Correct value to be inside the expected values of a scroll */
 532
 533         value = CLAMP (value, 0, adj->upper - adj->page_size);
 534
 535         if (value != adj->value) {
 536                 adj->value = value;
 537                 if (value_changed)
 538                         *value_changed = TRUE;
 539         } else if (value_changed) {
 540                 *value_changed = FALSE;
 541         }
 542 }
 543
 544 static void
 545 set_hadjustment_values (ModestGtkhtmlMsgView *self,
 546                         gboolean *value_changed)
 547 {
 548         GtkAllocation view_allocation;
 549         GtkAdjustment *hadj = get_hadjustment (self);
 550
 551         get_view_allocation (self, &view_allocation);
 552         hadj->page_size = view_allocation.width;
 553         hadj->step_increment = view_allocation.width * 0.1;
 554         hadj->page_increment = view_allocation.width * 0.9;
 555
 556         hadj->lower = 0;
 557         hadj->upper = view_allocation.width;
 558
 559         reclamp_adjustment (hadj, value_changed);
 560
 561 }
 562
 563 static void
 564 set_vadjustment_values (ModestGtkhtmlMsgView *self,
 565                         gboolean *value_changed)
 566 {
 567         GtkAllocation view_allocation;
 568         GtkAdjustment *vadj = get_vadjustment (self);
 569         ModestGtkhtmlMsgViewPrivate *priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (self);
 570         gint full_height = 0;
 571         GtkAdjustment *html_vadj;
 572
 573         get_view_allocation (self, &view_allocation);
 574         vadj->page_size = view_allocation.height;
 575         vadj->step_increment = view_allocation.height * 0.1;
 576         vadj->page_increment = view_allocation.height * 0.9;
 577
 578         vadj->lower = 0;
 579
 580         if (priv->headers_box && GTK_WIDGET_VISIBLE(priv->headers_box)) {
 581                 GtkRequisition child_requisition;
 582
 583                 gtk_widget_get_child_requisition (priv->headers_box, &child_requisition);
 584                 full_height = child_requisition.height;
 585         } else {
 586                 full_height = 0;
 587         }
 588
 589         /* Get the real height of the embedded html */
 590         if (priv->html_scroll && GTK_WIDGET_VISIBLE(priv->html_scroll)) {
 591                 html_vadj = gtk_scrolled_window_get_vadjustment (GTK_SCROLLED_WINDOW (priv->html_scroll));
 592                 full_height += html_vadj->upper;
 593         }
 594
 595         vadj->upper = MAX (view_allocation.height, full_height);
 596
 597         reclamp_adjustment (vadj, value_changed);
 598
 599 }
 600
 601 static void
 602 set_scroll_adjustments (ModestGtkhtmlMsgView *self,
 603                         GtkAdjustment *hadj,
 604                         GtkAdjustment *vadj)
 605 {
 606         ModestGtkhtmlMsgViewPrivate *priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (self);
 607         set_hadjustment (self, hadj);
 608         set_vadjustment (self, vadj);
 609
 610         gtk_container_set_focus_vadjustment (GTK_CONTAINER (priv->body_view), vadj);
 611 }
 612
 613 static void
 614 realize (GtkWidget *widget)
 615 {
 616         ModestGtkhtmlMsgView *self = MODEST_GTKHTML_MSG_VIEW (widget);
 617         ModestGtkhtmlMsgViewPrivate *priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (self);
 618         GtkAdjustment *hadj = get_hadjustment (self);
 619         GtkAdjustment *vadj = get_vadjustment (self);
 620         GdkWindowAttr attributes;
 621         gint event_mask;
 622         gint attributes_mask;
 623         GtkAllocation view_allocation;
 624
 625         GTK_WIDGET_SET_FLAGS (widget, GTK_REALIZED);
 626
 627         /* The structure of the GdkWindow's is:
 628          *    * widget->window: the shown gdkwindow embedding all the stuff inside
 629          *    * view_window: a backing store gdkwindow containing the headers and contents
 630          *      being scrolled. This window should have all the visible and non visible
 631          *      widgets inside.
 632          *    * headers_window: gdk window for headers_box.
 633          *    * html_window: gdk window for html_scroll (the scrolled window containing the
 634          *      body view showing the contents of the mail).
 635          */
 636
 637         attributes.x = widget->allocation.x;
 638         attributes.y = widget->allocation.y;
 639         attributes.width = widget->allocation.width;
 640         attributes.height = widget->allocation.height;
 641         attributes.window_type = GDK_WINDOW_CHILD;
 642         attributes.wclass = GDK_INPUT_OUTPUT;
 643         attributes.visual = gtk_widget_get_visual (widget);
 644         attributes.colormap = gtk_widget_get_colormap (widget);
 645
 646         event_mask = gtk_widget_get_events (widget) | GDK_EXPOSURE_MASK;
 647         attributes.event_mask = event_mask | GDK_BUTTON_PRESS_MASK;
 648         attributes_mask = GDK_WA_X | GDK_WA_Y | GDK_WA_VISUAL | GDK_WA_COLORMAP;
 649
 650         widget->window = gdk_window_new (gtk_widget_get_parent_window (widget),
 651                                          &attributes, attributes_mask);
 652         gdk_window_set_user_data (widget->window, self);
 653
 654         get_view_allocation (self, &view_allocation);
 655
 656         attributes.x = view_allocation.x;
 657         attributes.y = view_allocation.y;
 658         attributes.width = view_allocation.width;
 659         attributes.height = view_allocation.height;
 660         attributes.event_mask = 0;
 661         priv->view_window = gdk_window_new (widget->window, &attributes, attributes_mask);
 662         gdk_window_set_user_data (priv->view_window, self);
 663         gdk_window_set_back_pixmap (priv->view_window, NULL, FALSE);
 664
 665         attributes.x = -hadj->value;
 666         attributes.y = -vadj->value;
 667         attributes.width = hadj->upper;
 668         if (priv->headers_box)
 669                 attributes.height = GTK_WIDGET (priv->headers_box)->allocation.height;
 670         else
 671                 attributes.height = 1;
 672         attributes.event_mask = event_mask;
 673
 674         priv->headers_window = gdk_window_new (priv->view_window, &attributes, attributes_mask);
 675         gdk_window_set_user_data (priv->headers_window, self);
 676
 677         if (priv->headers_box)
 678                 gtk_widget_set_parent_window (priv->headers_box, priv->headers_window);
 679
 680         attributes.x = -hadj->value;
 681         if (priv->headers_box)
 682                 attributes.y = GTK_WIDGET (priv->headers_box)->allocation.height - vadj->value;
 683         else
 684                 attributes.y = -vadj->value;
 685         attributes.width = hadj->upper;
 686         if (priv->headers_box)
 687                 attributes.height = vadj->upper - GTK_WIDGET (priv->headers_box)->allocation.height;
 688         else
 689                 attributes.height = vadj->upper;
 690         attributes.event_mask = event_mask;
 691
 692         priv->html_window = gdk_window_new (priv->view_window, &attributes, attributes_mask);
 693         gdk_window_set_user_data (priv->html_window, self);
 694
 695         if (priv->html_scroll)
 696                 gtk_widget_set_parent_window (priv->html_scroll, priv->html_window);
 697
 698         widget->style = gtk_style_attach (widget->style, widget->window);
 699         gtk_style_set_background (widget->style, widget->window, GTK_STATE_NORMAL);
 700         gtk_style_set_background (widget->style, priv->headers_window, GTK_STATE_NORMAL);
 701         gtk_style_set_background (widget->style, priv->html_window, GTK_STATE_NORMAL);
 702
 703         gtk_paint_flat_box(widget->style, priv->headers_window, GTK_STATE_NORMAL,
 704                            GTK_SHADOW_NONE,
 705                            NULL, widget, "msgviewheaders",
 706                            0,0,-1,-1);
 707         gtk_paint_flat_box(widget->style, priv->html_window, GTK_STATE_NORMAL,
 708                            GTK_SHADOW_NONE,
 709                            NULL, widget, "msgviewcontents",
 710                            0,0,-1,-1);
 711
 712         gdk_window_show (priv->view_window);
 713         gdk_window_show (priv->headers_window);
 714         gdk_window_show (priv->html_window);
 715
 716 }
 717
 718 static void
 719 unrealize (GtkWidget *widget)
 720 {
 721         ModestGtkhtmlMsgView *self = MODEST_GTKHTML_MSG_VIEW (widget);
 722         ModestGtkhtmlMsgViewPrivate *priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (self);
 723
 724         gdk_window_set_user_data (priv->view_window, NULL);
 725         gdk_window_destroy (priv->view_window);
 726         priv->view_window = NULL;
 727
 728         gdk_window_set_user_data (priv->headers_window, NULL);
 729         gdk_window_destroy (priv->headers_window);
 730         priv->headers_window = NULL;
 731
 732         gdk_window_set_user_data (priv->html_window, NULL);
 733         gdk_window_destroy (priv->html_window);
 734         priv->html_window = NULL;
 735
 736         if (GTK_WIDGET_CLASS (parent_class)->unrealize)
 737                 ( * GTK_WIDGET_CLASS (parent_class)->unrealize) (widget);
 738
 739 }
 740
 741 static gint
 742 expose (GtkWidget *widget,
 743         GdkEventExpose *event)
 744 {
 745         ModestGtkhtmlMsgView *self;
 746         ModestGtkhtmlMsgViewPrivate *priv;
 747
 748         if (GTK_WIDGET_DRAWABLE (widget)) {
 749                 self = MODEST_GTKHTML_MSG_VIEW (widget);
 750                 priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (self);
 751                 if (event->window == widget->window) {
 752                         gtk_paint_shadow (widget->style, widget->window,
 753                                           GTK_STATE_NORMAL, priv->shadow_type,
 754                                           &event->area, widget, "msgview",
 755                                           0,0,-1,-1);
 756                 } else if (event->window == priv->headers_window) {
 757                         gtk_paint_flat_box(widget->style, priv->headers_window, GTK_STATE_NORMAL,
 758                                            GTK_SHADOW_NONE,
 759                                            &event->area, widget, "msgviewheaders",
 760                                            0,0,-1,-1);
 761                 } else if (event->window == priv->html_window) {
 762                         gtk_paint_flat_box(widget->style, priv->html_window, GTK_STATE_NORMAL,
 763                                            GTK_SHADOW_NONE,
 764                                            &event->area, widget, "msgviewcontents",
 765                                            0,0,-1,-1);
 766                 }
 767                 if (priv->headers_box)
 768                         gtk_container_propagate_expose (GTK_CONTAINER (self), priv->headers_box, event);
 769                 if (priv->html_scroll)
 770                         gtk_container_propagate_expose (GTK_CONTAINER (self), priv->html_scroll, event);
 771                 (* GTK_WIDGET_CLASS (parent_class)->expose_event) (widget, event);
 772         }
 773
 774         return FALSE;
 775 }
 776
 777 static void
 778 forall (GtkContainer *container,
 779         gboolean include_internals,
 780         GtkCallback callback,
 781         gpointer userdata)
 782 {
 783         ModestGtkhtmlMsgViewPrivate *priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (container);
 784         g_return_if_fail (callback != NULL);
 785
 786         if (priv->headers_box)
 787                 (*callback) (priv->headers_box, userdata);
 788         if (priv->html_scroll)
 789                 (*callback) (priv->html_scroll, userdata);
 790 }
 791
 792 static void
 793 container_remove (GtkContainer *container,
 794                   GtkWidget *widget)
 795 {
 796         gboolean was_visible = FALSE;
 797         ModestGtkhtmlMsgViewPrivate *priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (container);
 798         was_visible = GTK_WIDGET_VISIBLE (widget);
 799         if (widget == priv->headers_box) {
 800                 gtk_widget_unparent (priv->headers_box);
 801                 priv->headers_box = NULL;
 802         } else if (widget == priv->html_scroll) {
 803                 gtk_widget_unparent (priv->html_scroll);
 804                 priv->html_scroll = NULL;
 805         } else {
 806                 return;
 807         }
 808         if (was_visible)
 809                 gtk_widget_queue_resize (GTK_WIDGET(container));
 810
 811 }
 812
 813 static void
 814 size_request (GtkWidget *widget,
 815               GtkRequisition *req)
 816 {
 817         ModestGtkhtmlMsgViewPrivate *priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (widget);
 818         GtkRequisition child_req;
 819
 820         req->width = 0;
 821         req->height = 0;
 822
 823         gtk_widget_size_request (priv->headers_box, &child_req);
 824         req->width = child_req.width;
 825         req->height += child_req.height;
 826         gtk_widget_size_request (priv->html_scroll, &child_req);
 827         req->width = MAX (child_req.width, req->width);
 828         req->height += child_req.height;
 829
 830 }
 831
 832 static void
 833 size_allocate (GtkWidget *widget,
 834                GtkAllocation *allocation)
 835 {
 836         ModestGtkhtmlMsgView *self = MODEST_GTKHTML_MSG_VIEW (widget);
 837         ModestGtkhtmlMsgViewPrivate *priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (self);
 838         gboolean hadj_value_changed, vadj_value_changed;
 839         GtkAllocation headers_allocation, html_allocation, view_allocation;
 840         GtkAdjustment *html_vadj;
 841
 842         if (GTK_WIDGET_MAPPED (widget) &&
 843             priv->shadow_type != GTK_SHADOW_NONE &&
 844             (allocation->width != widget->allocation.width ||
 845              allocation->height != widget->allocation.height))
 846                 gdk_window_invalidate_rect (widget->window, NULL, FALSE);
 847
 848         widget->allocation = *allocation;
 849         set_hadjustment_values (self, &hadj_value_changed);
 850         set_vadjustment_values (self, &vadj_value_changed);
 851
 852         get_view_allocation (self, &view_allocation);
 853
 854         headers_allocation.x = 0;
 855         headers_allocation.y = 0;
 856         headers_allocation.width = view_allocation.width;
 857         if (priv->headers_box)
 858                 headers_allocation.height = GTK_WIDGET (priv->headers_box)->requisition.height;
 859         else
 860                 headers_allocation.height = 0;
 861
 862         html_vadj = gtk_scrolled_window_get_vadjustment (GTK_SCROLLED_WINDOW (priv->html_scroll));
 863
 864         html_allocation.x = 0;
 865         html_allocation.y = headers_allocation.height;
 866         html_allocation.width = view_allocation.width;
 867         html_allocation.height = MAX ((gint) html_vadj->upper, (gint)(priv->vadj->upper - headers_allocation.height));
 868
 869         if (GTK_WIDGET_REALIZED (widget)) {
 870                 gdk_window_move_resize (widget->window,
 871                                         allocation->x,
 872                                         allocation->y,
 873                                         allocation->width,
 874                                         allocation->height);
 875
 876                 gdk_window_move_resize (priv->view_window,
 877                                         view_allocation.x,
 878                                         view_allocation.y,
 879                                         view_allocation.width,
 880                                         view_allocation.height);
 881                 gdk_window_move_resize (priv->headers_window,
 882                                         0,
 883                                         (gint) (- priv->vadj->value),
 884                                         allocation->width,
 885                                         headers_allocation.height);
 886                 gdk_window_move_resize (priv->html_window,
 887                                         (gint) (- priv->hadj->value),
 888                                         (gint) (html_allocation.y - priv->vadj->value),
 889                                         (gint) priv->hadj->upper,
 890                                         html_allocation.height);
 891         }
 892
 893         if (priv->headers_box && GTK_WIDGET_VISIBLE (priv->headers_box)) {
 894                 gtk_widget_size_allocate (priv->headers_box, &headers_allocation);
 895         }
 896         if (priv->html_scroll && GTK_WIDGET_VISIBLE (priv->html_scroll)) {
 897                 html_allocation.x = 0;
 898                 html_allocation.y = 0;
 899                 html_allocation.width = (gint) priv->hadj->upper;
 900                 html_allocation.height = (gint) priv->vadj->upper - headers_allocation.height;
 901                 gtk_widget_size_allocate (priv->html_scroll, &html_allocation);
 902         }
 903         gtk_adjustment_changed (priv->hadj);
 904         gtk_adjustment_changed (priv->vadj);
 905
 906         if (hadj_value_changed)
 907                 gtk_adjustment_value_changed (priv->hadj);
 908         if (vadj_value_changed)
 909                 gtk_adjustment_value_changed (priv->vadj);
 910
 911 }
 912
 913 static void
 914 adjustment_value_changed (GtkAdjustment *adj, gpointer data)
 915 {
 916         ModestGtkhtmlMsgView *self = NULL;
 917         ModestGtkhtmlMsgViewPrivate *priv = NULL;
 918
 919         g_return_if_fail (GTK_IS_ADJUSTMENT (adj));
 920         g_return_if_fail (MODEST_IS_GTKHTML_MSG_VIEW (data));
 921
 922         self = MODEST_GTKHTML_MSG_VIEW (data);
 923         priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (self);
 924
 925         if (GTK_WIDGET_REALIZED (self)) {
 926                 GtkAdjustment *hadj = get_hadjustment (self);
 927                 GtkAdjustment *vadj = get_vadjustment (self);
 928                 gint headers_offset = 0;
 929
 930                 gtk_widget_queue_resize (priv->html_scroll);
 931
 932                 if (priv->headers_box && GTK_WIDGET_VISIBLE (priv->headers_box)) {
 933                         gint old_x, old_y;
 934                         gint new_x, new_y;
 935                         gdk_window_get_position (priv->headers_window, &old_x, &old_y);
 936                         new_x = 0;
 937                         new_y = -vadj->value;
 938
 939                         headers_offset = GTK_WIDGET(priv->headers_box)->allocation.height;
 940
 941                         if (new_x != old_x || new_y != old_y) {
 942                                 gdk_window_move (priv->headers_window, new_x, new_y);
 943                                 gdk_window_process_updates (priv->headers_window, TRUE);
 944                         }
 945                 }
 946
 947                 if (priv->html_scroll && GTK_WIDGET_VISIBLE (priv->html_scroll)) {
 948                         gint old_x, old_y;
 949                         gint new_x, new_y;
 950                         gdk_window_get_position (priv->html_window, &old_x, &old_y);
 951                         new_x = -hadj->value;
 952                         new_y = headers_offset - vadj->value;
 953
 954                         if (new_x != old_x || new_y != old_y) {
 955                                 gdk_window_move (priv->html_window, new_x, new_y);
 956                                 gdk_window_process_updates (priv->html_window, TRUE);
 957                         }
 958                 }
 959
 960         }
 961 }
 962
 963 static void
 964 html_adjustment_changed (GtkAdjustment *adj,
 965                          gpointer userdata)
 966 {
 967         ModestGtkhtmlMsgView *self = MODEST_GTKHTML_MSG_VIEW (userdata);
 968         ModestGtkhtmlMsgViewPrivate *priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (self);
 969         GtkAdjustment *html_vadj = gtk_scrolled_window_get_vadjustment (GTK_SCROLLED_WINDOW(priv->html_scroll));
 970         gboolean vadj_changed;
 971         gint new_height;
 972
 973         g_signal_stop_emission_by_name (G_OBJECT (adj), "changed");
 974
 975         priv->html_scroll->requisition.height = html_vadj->upper;
 976         if (html_vadj->upper == priv->html_scroll->allocation.height)
 977                 return;
 978         priv->html_scroll->allocation.height = html_vadj->upper;
 979
 980         set_vadjustment_values (self, &vadj_changed);
 981
 982         new_height = MAX ((gint) html_vadj->upper, (gint) (priv->vadj->upper - priv->headers_box->allocation.height));
 983
 984         gtk_adjustment_changed (priv->vadj);
 985         if (GTK_WIDGET_DRAWABLE (priv->html_scroll)) {
 986                 gdk_window_resize (priv->html_window, (gint) priv->hadj->upper, (gint) new_height);
 987                 gdk_window_process_updates (priv->view_window, TRUE);
 988                 gtk_container_resize_children (GTK_CONTAINER (self));
 989         }
 990
 991 }
 992
 993 gboolean
 994 idle_readjust_scroll (ModestGtkhtmlMsgView *self)
 995 {
 996
 997         /* We're out the main lock */
 998         gdk_threads_enter ();
 999
1000         if (GTK_WIDGET_DRAWABLE (self)) {
1001                 ModestGtkhtmlMsgViewPrivate *priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (self);
1002                 GtkAdjustment *html_vadj;
1003                 html_vadj = gtk_scrolled_window_get_vadjustment (GTK_SCROLLED_WINDOW (priv->html_scroll));
1004                 html_vadj->page_size = html_vadj->upper;
1005                 gtk_adjustment_changed (html_vadj);
1006                 gtk_widget_queue_resize (GTK_WIDGET (self));
1007                 gtk_widget_queue_draw (GTK_WIDGET (self));
1008
1009                 /* Just another hack for making readjust really work. This forces an update
1010                  * of the scroll, and then, make the scroll really update properly the
1011                  * the size and not corrupt scrollable area */
1012                 gtk_adjustment_set_value (priv->vadj, 1.0);
1013                 gtk_adjustment_set_value (priv->vadj, 0.0);
1014         }
1015         g_object_unref (G_OBJECT (self));
1016
1017         gdk_threads_leave ();
1018
1019         return FALSE;
1020 }
1021
1022 static void
1023 modest_gtkhtml_msg_view_init (ModestGtkhtmlMsgView *obj)
1024 {
1025         ModestGtkhtmlMsgViewPrivate *priv;
1026         GtkAdjustment *html_vadj;
1027         GtkWidget *separator;
1028
1029         GTK_WIDGET_UNSET_FLAGS (obj, GTK_NO_WINDOW);
1030         gtk_widget_set_redraw_on_allocate (GTK_WIDGET (obj), TRUE);
1031         gtk_container_set_reallocate_redraws (GTK_CONTAINER (obj), TRUE);
1032         gtk_container_set_resize_mode (GTK_CONTAINER (obj), GTK_RESIZE_QUEUE);
1033
1034         priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE(obj);
1035
1036         priv->current_zoom = 1.0;
1037
1038         priv->hadj = NULL;
1039         priv->vadj = NULL;
1040         priv->shadow_type = GTK_SHADOW_IN;
1041         priv->view_window = NULL;
1042         priv->headers_window = NULL;
1043         priv->html_window = NULL;
1044
1045         priv->idle_motion_id = 0;
1046
1047         gtk_widget_push_composite_child ();
1048         priv->html_scroll = gtk_scrolled_window_new (NULL, NULL);
1049         gtk_widget_set_composite_name (priv->html_scroll, "contents");
1050         gtk_widget_pop_composite_child ();
1051         gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (priv->html_scroll), GTK_POLICY_NEVER, GTK_POLICY_NEVER);
1052
1053         priv->msg                     = NULL;
1054
1055         priv->body_view                 = GTK_WIDGET (g_object_new (MODEST_TYPE_GTKHTML_MIME_PART_VIEW, NULL));
1056         priv->mail_header_view        = GTK_WIDGET(modest_mail_header_view_new (TRUE));
1057         gtk_widget_set_no_show_all (priv->mail_header_view, TRUE);
1058
1059         priv->attachments_view        = GTK_WIDGET(modest_attachments_view_new (NULL));
1060
1061         g_signal_connect (G_OBJECT(priv->body_view), "activate_link",
1062                                        G_CALLBACK(on_activate_link), obj);
1063         g_signal_connect (G_OBJECT(priv->body_view), "fetch_url",
1064                                        G_CALLBACK(on_fetch_url), obj);
1065         g_signal_connect (G_OBJECT(priv->body_view), "link_hover",
1066                                        G_CALLBACK(on_link_hover), obj);
1067 #ifdef MAEMO_CHANGES
1068         g_signal_connect (G_OBJECT(priv->body_view), "motion-notify-event",
1069                           G_CALLBACK (motion_notify_event), obj);
1070 #endif
1071         g_signal_connect (G_OBJECT (priv->body_view), "button-press-event",
1072                           G_CALLBACK (button_press_event), obj);
1073         g_signal_connect (G_OBJECT (priv->body_view), "button-release-event",
1074                           G_CALLBACK (button_release_event), obj);
1075
1076         g_signal_connect (G_OBJECT (priv->mail_header_view), "recpt-activated",
1077                           G_CALLBACK (on_recpt_activated), obj);
1078
1079         g_signal_connect (G_OBJECT (priv->attachments_view), "activate",
1080                           G_CALLBACK (on_attachment_activated), obj);
1081
1082         html_vadj = gtk_scrolled_window_get_vadjustment (GTK_SCROLLED_WINDOW(priv->html_scroll));
1083
1084         g_signal_connect (G_OBJECT (html_vadj), "changed",
1085                           G_CALLBACK (html_adjustment_changed), obj);
1086
1087         gtk_widget_push_composite_child ();
1088         priv->headers_box = gtk_vbox_new (0, FALSE);
1089         gtk_widget_set_composite_name (priv->headers_box, "headers");
1090         gtk_widget_pop_composite_child ();
1091
1092         if (priv->mail_header_view)
1093                 gtk_box_pack_start (GTK_BOX(priv->headers_box), priv->mail_header_view, FALSE, FALSE, 0);
1094
1095         if (priv->attachments_view) {
1096                 gchar *att_label = g_strconcat (_("mcen_me_viewer_attachments"), ":", NULL);
1097
1098                 priv->attachments_box = (GtkWidget *)
1099                         modest_mail_header_view_add_custom_header (MODEST_MAIL_HEADER_VIEW (priv->mail_header_view),
1100                                                                    att_label,
1101                                                                    priv->attachments_view,
1102                                                                    FALSE, FALSE);
1103                 gtk_widget_hide_all (priv->attachments_box);
1104                 g_free (att_label);
1105         }
1106
1107         separator = gtk_hseparator_new ();
1108         gtk_box_pack_start (GTK_BOX(priv->headers_box), separator, FALSE, FALSE, 0);
1109
1110         gtk_widget_set_parent (priv->headers_box, GTK_WIDGET (obj));
1111
1112         if (priv->body_view) {
1113                 gtk_container_add (GTK_CONTAINER (priv->html_scroll), priv->body_view);
1114                 gtk_widget_set_parent (priv->html_scroll, GTK_WIDGET(obj));
1115 #ifdef MAEMO_CHANGES
1116                 gtk_widget_tap_and_hold_setup (GTK_WIDGET (priv->body_view), NULL, NULL, 0);
1117                 g_signal_connect (G_OBJECT (priv->body_view), "tap-and-hold", G_CALLBACK (on_tap_and_hold), obj);
1118 #endif
1119         }
1120
1121 }
1122
1123
1124 static void
1125 modest_gtkhtml_msg_view_finalize (GObject *obj)
1126 {
1127         ModestGtkhtmlMsgViewPrivate *priv;
1128         priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (obj);
1129
1130         if (priv->msg) {
1131                 g_object_unref (G_OBJECT(priv->msg));
1132                 priv->msg = NULL;
1133         }
1134
1135         if (priv->idle_motion_id > 0) {
1136                 g_source_remove (priv->idle_motion_id);
1137                 priv->idle_motion_id = 0;
1138         }
1139
1140         /* we cannot disconnect sigs, because priv->body_view is
1141          * already dead */
1142
1143         disconnect_vadjustment (MODEST_GTKHTML_MSG_VIEW(obj));
1144         disconnect_hadjustment (MODEST_GTKHTML_MSG_VIEW(obj));
1145
1146         priv->body_view = NULL;
1147         priv->attachments_view = NULL;
1148
1149         G_OBJECT_CLASS(parent_class)->finalize (obj);
1150 }
1151
1152 static void
1153 modest_gtkhtml_msg_view_destroy (GtkObject *obj)
1154 {
1155         disconnect_vadjustment (MODEST_GTKHTML_MSG_VIEW(obj));
1156         disconnect_hadjustment (MODEST_GTKHTML_MSG_VIEW(obj));
1157
1158         GTK_OBJECT_CLASS(parent_class)->destroy (obj);
1159 }
1160
1161 /* INTERNAL METHODS */
1162
1163 #ifdef MAEMO_CHANGES
1164 static gboolean
1165 motion_notify_event (GtkWidget *widget,
1166                      GdkEventMotion *event,
1167                      gpointer userdata)
1168 {
1169         ModestGtkhtmlMsgViewPrivate *priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (userdata);
1170
1171         /* Use panning information in gtkhtml widget to support also vertical panning */
1172
1173         if (GTK_HTML (widget)->panning) {
1174                 gint y, dy;
1175                 gdouble value;
1176
1177                 gdk_window_get_pointer (GTK_LAYOUT (widget)->bin_window, NULL, &y, NULL);
1178                 dy = y - GTK_HTML (widget)->lasty;
1179                 value = priv->vadj->value - (gdouble) dy;
1180
1181                 if (value < priv->vadj->lower)
1182                         value = priv->vadj->lower;
1183                 else if (value > priv->vadj->upper - priv->vadj->page_size)
1184                         value = priv->vadj->upper - priv->vadj->page_size;
1185                 gtk_adjustment_set_value (priv->vadj, value);
1186
1187         }
1188         return FALSE;
1189 }
1190 #endif
1191
1192 static gboolean
1193 idle_motion (gpointer userdata)
1194 {
1195         ModestGtkhtmlMsgViewPrivate *priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (userdata);
1196         if (GTK_HTML (priv->body_view)->in_selection_drag) {
1197                 gdouble offset;
1198                 GtkAdjustment *adj;
1199                 gint gdk_y;
1200                 gdk_window_get_pointer (gtk_widget_get_parent_window (priv->body_view), NULL, &gdk_y, NULL);
1201                 offset= (gdouble) (priv->headers_box->requisition.height + gdk_y);
1202                 adj = GTK_ADJUSTMENT (priv->vadj);
1203                 if (offset < adj->value + adj->step_increment) {
1204                         gtk_adjustment_set_value (adj, MAX (offset + adj->page_increment - adj->page_size, 0.0));
1205                 } else if (offset > adj->value + adj->page_increment) {
1206                         gtk_adjustment_set_value (adj, MIN (offset - adj->page_increment, adj->upper - adj->page_size));
1207                 }
1208                 gtk_widget_queue_resize (userdata);
1209         }
1210         return TRUE;
1211 }
1212
1213 static gboolean
1214 button_press_event (GtkWidget *widget,
1215                     GdkEventButton *event,
1216                     gpointer userdata)
1217 {
1218         ModestGtkhtmlMsgViewPrivate *priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (userdata);
1219
1220         if (priv->idle_motion_id == 0) {
1221                 priv->idle_motion_id = g_timeout_add (200, idle_motion, userdata);
1222         }
1223         return FALSE;
1224 }
1225
1226 static gboolean
1227 button_release_event (GtkWidget *widget,
1228                       GdkEventButton *event,
1229                       gpointer userdata)
1230 {
1231         ModestGtkhtmlMsgViewPrivate *priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (userdata);
1232
1233         if (priv->idle_motion_id > 0) {
1234                 gint gdk_y;
1235                 g_source_remove (priv->idle_motion_id);
1236
1237                 priv->idle_motion_id = 0;;
1238                 gdk_window_get_pointer (gtk_widget_get_parent_window (priv->body_view), NULL, &gdk_y, NULL);
1239                 event->y = (gdouble) gdk_y;
1240         }
1241         return FALSE;
1242 }
1243
1244 static GtkAdjustment *
1245 get_vadjustment (ModestGtkhtmlMsgView *self)
1246 {
1247         ModestGtkhtmlMsgViewPrivate *priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (self);
1248
1249         if (!priv->vadj)
1250                 set_vadjustment (self, NULL);
1251
1252         return priv->vadj;
1253
1254 }
1255
1256 static GtkAdjustment *
1257 get_hadjustment (ModestGtkhtmlMsgView *self)
1258 {
1259         ModestGtkhtmlMsgViewPrivate *priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (self);
1260
1261         if (!priv->hadj)
1262                 set_hadjustment (self, NULL);
1263
1264         return priv->hadj;
1265
1266 }
1267
1268 static void
1269 set_hadjustment (ModestGtkhtmlMsgView *self, GtkAdjustment *hadj)
1270 {
1271         ModestGtkhtmlMsgViewPrivate *priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (self);
1272         gboolean value_changed;
1273
1274         if (hadj && hadj == priv->hadj)
1275                 return;
1276
1277         if (!hadj)
1278                 hadj = GTK_ADJUSTMENT (gtk_adjustment_new (0.0,0.0,0.0,0.0,0.0,0.0));
1279         disconnect_hadjustment (self);
1280         g_object_ref (G_OBJECT (hadj));
1281         gtk_object_sink (GTK_OBJECT (hadj));
1282         priv->hadj = hadj;
1283         set_hadjustment_values (self, &value_changed);
1284
1285         g_signal_connect (hadj, "value_changed", G_CALLBACK (adjustment_value_changed),
1286                           self);
1287
1288         gtk_adjustment_changed (hadj);
1289         if (value_changed)
1290                 gtk_adjustment_value_changed (hadj);
1291         else
1292                 adjustment_value_changed (hadj, self);
1293
1294         g_object_notify (G_OBJECT (self), "hadjustment");
1295 }
1296
1297 static void
1298 set_vadjustment (ModestGtkhtmlMsgView *self, GtkAdjustment *vadj)
1299 {
1300         ModestGtkhtmlMsgViewPrivate *priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (self);
1301         gboolean value_changed;
1302
1303         if (vadj && vadj == priv->vadj)
1304                 return;
1305
1306         if (!vadj)
1307                 vadj = (GtkAdjustment *) gtk_adjustment_new (0.0,0.0,0.0,0.0,0.0,0.0);
1308         disconnect_vadjustment (self);
1309         g_object_ref (G_OBJECT (vadj));
1310         gtk_object_sink (GTK_OBJECT (vadj));
1311         priv->vadj = vadj;
1312         set_vadjustment_values (self, &value_changed);
1313
1314         g_signal_connect (vadj, "value_changed", G_CALLBACK (adjustment_value_changed),
1315                           self);
1316
1317         gtk_adjustment_changed (vadj);
1318         if (value_changed)
1319                 gtk_adjustment_value_changed (vadj);
1320         else
1321                 adjustment_value_changed (vadj, self);
1322
1323         g_object_notify (G_OBJECT (self), "vadjustment");
1324 }
1325
1326 static void
1327 set_shadow_type (ModestGtkhtmlMsgView *self,
1328                  GtkShadowType shadow_type)
1329 {
1330         ModestGtkhtmlMsgViewPrivate *priv;
1331         g_return_if_fail (MODEST_IS_GTKHTML_MSG_VIEW (self));
1332
1333         priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (self);
1334
1335         if (priv->shadow_type != shadow_type) {
1336                 priv->shadow_type = shadow_type;
1337
1338                 if (GTK_WIDGET_VISIBLE (self)) {
1339                         gtk_widget_size_allocate (GTK_WIDGET (self), &(GTK_WIDGET (self)->allocation));
1340                         gtk_widget_queue_draw (GTK_WIDGET (self));
1341                 }
1342                 g_object_notify (G_OBJECT (self), "shadow-type");
1343         }
1344 }
1345
1346 static GtkShadowType
1347 get_shadow_type (ModestGtkhtmlMsgView *self)
1348 {
1349         ModestGtkhtmlMsgViewPrivate *priv;
1350         g_return_val_if_fail (MODEST_IS_GTKHTML_MSG_VIEW (self), GTK_SHADOW_NONE);
1351         priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (self);
1352
1353         return priv->shadow_type;
1354 }
1355
1356 GtkWidget*
1357 modest_msg_view_new (TnyMsg *msg)
1358 {
1359         GObject *obj;
1360         ModestGtkhtmlMsgView* self;
1361
1362         obj  = G_OBJECT(g_object_new(MODEST_TYPE_GTKHTML_MSG_VIEW, NULL));
1363         self = MODEST_GTKHTML_MSG_VIEW(obj);
1364         tny_msg_view_set_msg (TNY_MSG_VIEW (self), msg);
1365
1366         return GTK_WIDGET(self);
1367 }
1368
1369 #ifdef MAEMO_CHANGES
1370 static void
1371 on_tap_and_hold (GtkWidget *widget,
1372                  gpointer data)
1373 {
1374         ModestGtkhtmlMsgView *self = (ModestGtkhtmlMsgView *) data;
1375         ModestGtkhtmlMsgViewPrivate *priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (self);
1376
1377         g_signal_emit_by_name (G_OBJECT (self), "link-contextual", priv->last_url);
1378 }
1379 #endif
1380
1381 static void
1382 on_recpt_activated (ModestMailHeaderView *header_view,
1383                     const gchar *address,
1384                     ModestGtkhtmlMsgView *self)
1385 {
1386         g_signal_emit_by_name (G_OBJECT (self), "recpt-activated", address);
1387 }
1388
1389 static void
1390 on_attachment_activated (ModestAttachmentsView * att_view, TnyMimePart *mime_part, gpointer self)
1391 {
1392
1393         g_signal_emit_by_name (G_OBJECT(self), "attachment_clicked", mime_part);
1394 }
1395
1396 static gboolean
1397 on_activate_link (GtkWidget *widget, const gchar *uri, ModestGtkhtmlMsgView *self)
1398 {
1399         gboolean result;
1400         g_return_val_if_fail (self, FALSE);
1401
1402         g_signal_emit_by_name (G_OBJECT(self), "activate-link", uri, &result);
1403
1404         return result;
1405 }
1406
1407
1408 static gboolean
1409 on_link_hover (GtkWidget *widget, const gchar *uri, ModestGtkhtmlMsgView *self)
1410 {
1411         ModestGtkhtmlMsgViewPrivate *priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (self);
1412         gboolean result;
1413
1414         g_free (priv->last_url);
1415         priv->last_url = g_strdup (uri);
1416
1417         g_signal_emit_by_name (G_OBJECT(self), "link-hover", uri, &result);
1418
1419         return result;
1420 }
1421
1422
1423
1424 static TnyMimePart *
1425 find_cid_image (TnyMsg *msg, const gchar *cid)
1426 {
1427         TnyMimePart *part = NULL;
1428         TnyList *parts;
1429         TnyIterator *iter;
1430
1431         g_return_val_if_fail (msg, NULL);
1432         g_return_val_if_fail (cid, NULL);
1433
1434         parts  = TNY_LIST (tny_simple_list_new());
1435
1436         tny_mime_part_get_parts (TNY_MIME_PART (msg), parts);
1437         iter   = tny_list_create_iterator (parts);
1438
1439         while (!tny_iterator_is_done(iter)) {
1440                 const gchar *part_cid;
1441
1442                 part = TNY_MIME_PART(tny_iterator_get_current(iter));
1443                 part_cid = tny_mime_part_get_content_id (part);
1444
1445                 /* if there is no content id, try the content location;
1446                  * this is what Outlook seems to use when it converts
1447                  * it's internal richtext to html
1448                  */
1449                 if (!part_cid)
1450                         part_cid = tny_mime_part_get_content_location (part);
1451
1452                 if (part_cid && strcmp (cid, part_cid) == 0)
1453                         break;
1454
1455                 if (tny_mime_part_content_type_is (part, "multipart/related")) {
1456                         TnyList *related_parts = TNY_LIST (tny_simple_list_new ());
1457                         TnyIterator *related_iter = NULL;
1458                         TnyMimePart *related_part = NULL;
1459
1460                         tny_mime_part_get_parts (part, related_parts);
1461                         related_iter = tny_list_create_iterator (related_parts);
1462
1463                         while (!tny_iterator_is_done (related_iter)) {
1464                                 related_part = TNY_MIME_PART (tny_iterator_get_current (related_iter));
1465                                 part_cid = tny_mime_part_get_content_id (related_part);
1466                                 if (part_cid && strcmp (cid, part_cid) == 0) {
1467                                         break;
1468                                 }
1469                                 g_object_unref (related_part);
1470                                 related_part = NULL;
1471                                 tny_iterator_next (related_iter);
1472                         }
1473
1474                         g_object_unref (related_iter);
1475                         g_object_unref (related_parts);
1476                         if (related_part != NULL) {
1477                                 g_object_unref (part);
1478                                 part = related_part;
1479                                 break;
1480                         }
1481                 }
1482
1483                 g_object_unref (G_OBJECT(part));
1484
1485                 part = NULL;
1486                 tny_iterator_next (iter);
1487         }
1488
1489         g_object_unref (G_OBJECT(iter));
1490         g_object_unref (G_OBJECT(parts));
1491
1492         return part;
1493 }
1494
1495
1496 static gboolean
1497 on_fetch_url (GtkWidget *widget, const gchar *uri,
1498               TnyStream *stream, ModestGtkhtmlMsgView *self)
1499 {
1500         ModestGtkhtmlMsgViewPrivate *priv;
1501         const gchar* my_uri;
1502         TnyMimePart *part = NULL;
1503
1504         priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (self);
1505
1506         /*
1507          * we search for either something starting with cid:, or something
1508          * with no prefix at all; this latter case occurs when sending mails
1509          * with MS Outlook in rich-text mode, and 'attach-as-object
1510          */
1511         if (g_str_has_prefix (uri, "cid:"))
1512                 my_uri = uri + 4;  /* +4 ==> skip "cid:" */
1513         else
1514                 my_uri = uri;
1515
1516         /* now try to find the embedded image */
1517         part = find_cid_image (priv->msg, my_uri);
1518         if (!part) {
1519                 g_printerr ("modest: %s: '%s' not found\n", __FUNCTION__, my_uri);
1520                 return FALSE;
1521         }
1522
1523         tny_mime_part_decode_to_stream ((TnyMimePart*)part, stream, NULL);
1524         g_object_unref (G_OBJECT(part));
1525         return TRUE;
1526 }
1527
1528 static void
1529 set_message (ModestGtkhtmlMsgView *self, TnyMsg *msg)
1530 {
1531         TnyMimePart *body;
1532         ModestGtkhtmlMsgViewPrivate *priv;
1533         TnyHeader *header;
1534         GtkAdjustment *html_vadj;
1535
1536         g_return_if_fail (self);
1537
1538         priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE(self);
1539         gtk_widget_set_no_show_all (priv->mail_header_view, FALSE);
1540
1541         html_vadj = gtk_scrolled_window_get_vadjustment (GTK_SCROLLED_WINDOW (priv->html_scroll));
1542         html_vadj->upper = 0;
1543         html_vadj->page_size = 0;
1544         g_signal_emit_by_name (G_OBJECT (html_vadj), "changed");
1545
1546
1547         if (msg != priv->msg) {
1548                 if (priv->msg)
1549                         g_object_unref (G_OBJECT(priv->msg));
1550                 if (msg)
1551                         g_object_ref   (G_OBJECT(msg));
1552                 priv->msg = msg;
1553         }
1554
1555         if (!msg) {
1556                 tny_header_view_clear (TNY_HEADER_VIEW (priv->mail_header_view));
1557                 modest_attachments_view_set_message (MODEST_ATTACHMENTS_VIEW (priv->attachments_view), NULL);
1558                 gtk_widget_hide_all (priv->mail_header_view);
1559                 gtk_widget_hide_all (priv->attachments_box);
1560                 gtk_widget_set_no_show_all (priv->mail_header_view, TRUE);
1561                 tny_mime_part_view_clear (TNY_MIME_PART_VIEW (priv->body_view));
1562                 gtk_widget_queue_resize (GTK_WIDGET(self));
1563                 gtk_widget_queue_draw (GTK_WIDGET(self));
1564                 return;
1565         }
1566
1567         header = tny_msg_get_header (msg);
1568         tny_header_view_set_header (TNY_HEADER_VIEW (priv->mail_header_view), header);
1569         g_object_unref (header);
1570
1571         modest_attachments_view_set_message (MODEST_ATTACHMENTS_VIEW(priv->attachments_view),
1572                                              msg);
1573
1574         body = modest_tny_msg_find_body_part (msg, TRUE);
1575         if (body) {
1576                 tny_mime_part_view_set_part (TNY_MIME_PART_VIEW (priv->body_view), body);
1577
1578                 if(modest_attachments_view_has_attachments (MODEST_ATTACHMENTS_VIEW (priv->attachments_view))) {
1579                         gtk_widget_show_all (priv->attachments_box);
1580                 } else {
1581                         gtk_widget_hide_all (priv->attachments_box);
1582                 }
1583
1584         } else
1585                 tny_mime_part_view_clear (TNY_MIME_PART_VIEW (priv->body_view));
1586
1587         gtk_widget_show (priv->body_view);
1588         gtk_widget_set_no_show_all (priv->attachments_box, TRUE);
1589         gtk_widget_show_all (priv->mail_header_view);
1590         gtk_widget_set_no_show_all (priv->attachments_box, FALSE);
1591         gtk_widget_set_no_show_all (priv->mail_header_view, TRUE);
1592         gtk_widget_queue_resize (GTK_WIDGET(self));
1593         gtk_widget_queue_draw (GTK_WIDGET(self));
1594
1595         if (priv->hadj != NULL)
1596                 priv->hadj->value = 0.0;
1597         if (priv->vadj != NULL)
1598                 priv->vadj->value = 0.0;
1599
1600         g_signal_emit_by_name (G_OBJECT (html_vadj), "changed");
1601
1602         /* This is a hack to force reallocation of scroll after drawing all the stuff. This
1603          * makes the html view get the proper and expected size and prevent being able to scroll
1604          * the buffer when it shouldn't be scrollable */
1605         g_object_ref (self);
1606         g_timeout_add (250, (GSourceFunc) idle_readjust_scroll, self);
1607 }
1608
1609
1610 static TnyMsg*
1611 get_message (ModestGtkhtmlMsgView *self)
1612 {
1613         TnyMsg *msg;
1614
1615         g_return_val_if_fail (MODEST_IS_GTKHTML_MSG_VIEW (self), NULL);
1616
1617         msg = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE(self)->msg;
1618
1619         if (msg)
1620                 g_object_ref (msg);
1621
1622         return msg;
1623 }
1624
1625 static gboolean
1626 is_empty (ModestGtkhtmlMsgView *self)
1627 {
1628         ModestGtkhtmlMsgViewPrivate *priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (self);
1629
1630         return modest_mime_part_view_is_empty (MODEST_MIME_PART_VIEW (priv->body_view));
1631 }
1632
1633 static void
1634 set_zoom (ModestGtkhtmlMsgView *self, gdouble zoom)
1635 {
1636         ModestGtkhtmlMsgViewPrivate *priv;
1637
1638         g_return_if_fail (MODEST_IS_GTKHTML_MSG_VIEW (self));
1639         priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (self);
1640
1641         modest_zoomable_set_zoom (MODEST_ZOOMABLE(priv->body_view), zoom);
1642
1643         gtk_widget_queue_resize (priv->body_view);
1644 }
1645
1646 static gdouble
1647 get_zoom (ModestGtkhtmlMsgView *self)
1648 {
1649         ModestGtkhtmlMsgViewPrivate *priv;
1650
1651         g_return_val_if_fail (MODEST_IS_GTKHTML_MSG_VIEW (self), 1.0);
1652         priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (self);
1653
1654         return modest_zoomable_get_zoom (MODEST_ZOOMABLE (priv->body_view));
1655 }
1656
1657 static TnyHeaderFlags
1658 get_priority (ModestGtkhtmlMsgView *self)
1659 {
1660         ModestGtkhtmlMsgViewPrivate *priv;
1661
1662         g_return_val_if_fail (MODEST_IS_GTKHTML_MSG_VIEW (self), 0);
1663
1664         priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (self);
1665
1666         return modest_mail_header_view_get_priority (MODEST_MAIL_HEADER_VIEW (priv->mail_header_view));
1667 }
1668
1669 static void
1670 set_priority (ModestGtkhtmlMsgView *self, TnyHeaderFlags flags)
1671 {
1672         ModestGtkhtmlMsgViewPrivate *priv;
1673
1674         g_return_if_fail (MODEST_IS_GTKHTML_MSG_VIEW (self));
1675         priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (self);
1676
1677         modest_mail_header_view_set_priority (MODEST_MAIL_HEADER_VIEW (priv->mail_header_view), flags);
1678 }
1679
1680 /* INCREMENTAL SEARCH IMPLEMENTATION */
1681
1682 static gboolean
1683 search (ModestGtkhtmlMsgView *self, const gchar *search)
1684 {
1685         ModestGtkhtmlMsgViewPrivate *priv;
1686         gboolean result;
1687         GtkAdjustment *vadj, *tmp_vadj;
1688         gdouble y_offset;
1689
1690         g_return_val_if_fail (MODEST_IS_GTKHTML_MSG_VIEW (self), FALSE);
1691
1692         priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (self);
1693         vadj = gtk_layout_get_vadjustment (GTK_LAYOUT (priv->body_view));
1694         g_object_ref (vadj);
1695         tmp_vadj = GTK_ADJUSTMENT (gtk_adjustment_new (0.0, vadj->lower, vadj->upper, vadj->step_increment, 32.0, 32.0));
1696         gtk_layout_set_vadjustment (GTK_LAYOUT (priv->body_view), tmp_vadj);
1697         result = modest_isearch_view_search (MODEST_ISEARCH_VIEW (priv->body_view),
1698                                              search);
1699
1700         if (result) {
1701                 gint x, y, w, h;
1702                 gdouble offset_top, offset_bottom;
1703                 GtkAdjustment *adj;
1704                 if (modest_isearch_view_get_selection_area (MODEST_ISEARCH_VIEW (priv->body_view), &x, &y, &w, &h)) {
1705                         offset_top = (gdouble) (priv->headers_box->requisition.height + y);
1706                         offset_bottom = (gdouble) (priv->headers_box->requisition.height + y + h);
1707                         adj = GTK_ADJUSTMENT (priv->vadj);
1708                         if (offset_top < adj->value)
1709                                 gtk_adjustment_set_value (adj, offset_top + adj->page_increment - adj->page_size);
1710                         else if (offset_bottom > adj->value + adj->page_increment)
1711                                 gtk_adjustment_set_value (adj, offset_bottom - adj->page_increment);
1712                 }
1713         }
1714
1715         y_offset = tmp_vadj->value;
1716         gtk_layout_set_vadjustment (GTK_LAYOUT (priv->body_view), vadj);
1717         g_object_unref (vadj);
1718
1719         return result;
1720 }
1721
1722 static gboolean
1723 search_next (ModestGtkhtmlMsgView *self)
1724 {
1725         ModestGtkhtmlMsgViewPrivate *priv;
1726         gboolean result;
1727
1728         g_return_val_if_fail (MODEST_IS_GTKHTML_MSG_VIEW (self), FALSE);
1729
1730         priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (self);
1731         result = modest_isearch_view_search_next (MODEST_ISEARCH_VIEW (priv->body_view));
1732
1733         if (result) {
1734                 gint x, y, w, h;
1735                 gdouble offset_top, offset_bottom;
1736                 GtkAdjustment *adj;
1737
1738                 if (modest_isearch_view_get_selection_area (MODEST_ISEARCH_VIEW (priv->body_view), &x, &y, &w, &h)) {
1739                         offset_top = (gdouble) (priv->headers_box->requisition.height + y);
1740                         offset_bottom = (gdouble) (priv->headers_box->requisition.height + y + h);
1741                         adj = GTK_ADJUSTMENT (priv->vadj);
1742                         if (offset_top < adj->value)
1743                                 gtk_adjustment_set_value (adj, offset_top + adj->page_increment - adj->page_size);
1744                         else if (offset_bottom > adj->value + adj->page_increment)
1745                                 gtk_adjustment_set_value (adj, offset_bottom - adj->page_increment);
1746                 }
1747         }
1748         return result;
1749 }
1750
1751 static TnyList *
1752 get_selected_attachments (ModestGtkhtmlMsgView *self)
1753 {
1754         ModestGtkhtmlMsgViewPrivate *priv;
1755
1756         g_return_val_if_fail (MODEST_IS_GTKHTML_MSG_VIEW (self), NULL);
1757         priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (self);
1758
1759         return modest_attachments_view_get_selection (MODEST_ATTACHMENTS_VIEW (priv->attachments_view));
1760
1761 }
1762
1763 static TnyList *
1764 get_attachments (ModestGtkhtmlMsgView *self)
1765 {
1766         ModestGtkhtmlMsgViewPrivate *priv;
1767
1768         g_return_val_if_fail (MODEST_IS_GTKHTML_MSG_VIEW (self), NULL);
1769         priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (self);
1770
1771         return modest_attachments_view_get_attachments (MODEST_ATTACHMENTS_VIEW (priv->attachments_view));
1772
1773 }
1774
1775 static void
1776 grab_focus (ModestGtkhtmlMsgView *self)
1777 {
1778         ModestGtkhtmlMsgViewPrivate *priv = NULL;
1779
1780         g_return_if_fail (MODEST_IS_GTKHTML_MSG_VIEW (self));
1781         priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (self);
1782
1783         gtk_widget_grab_focus (priv->body_view);
1784 }
1785
1786 static void
1787 remove_attachment (ModestGtkhtmlMsgView *self, TnyMimePart *attachment)
1788 {
1789         ModestGtkhtmlMsgViewPrivate *priv;
1790
1791         g_return_if_fail (MODEST_IS_GTKHTML_MSG_VIEW (self));
1792         g_return_if_fail (TNY_IS_MIME_PART (attachment));
1793         priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (self);
1794
1795         modest_attachments_view_remove_attachment (MODEST_ATTACHMENTS_VIEW (priv->attachments_view),
1796                                                    attachment);
1797
1798 }
1799
1800 /* TNY MSG IMPLEMENTATION */
1801
1802 static void
1803 tny_msg_view_init (gpointer g, gpointer iface_data)
1804 {
1805         TnyMsgViewIface *klass = (TnyMsgViewIface *)g;
1806
1807         klass->get_msg = modest_msg_view_get_msg;
1808         klass->set_msg = modest_msg_view_set_msg;
1809         klass->set_unavailable = modest_msg_view_set_unavailable;
1810         klass->clear = modest_msg_view_clear;
1811         klass->create_mime_part_view_for = modest_msg_view_create_mime_part_view_for;
1812         klass->create_new_inline_viewer = modest_msg_view_create_new_inline_viewer;
1813
1814         return;
1815 }
1816
1817 static TnyMsg *
1818 modest_msg_view_get_msg (TnyMsgView *self)
1819 {
1820         return MODEST_GTKHTML_MSG_VIEW_GET_CLASS (self)->get_msg_func (self);
1821 }
1822
1823 static TnyMsg *
1824 modest_msg_view_get_msg_default (TnyMsgView *self)
1825 {
1826         return TNY_MSG (tny_mime_part_view_get_part (TNY_MIME_PART_VIEW (self)));
1827 }
1828
1829 static void
1830 modest_msg_view_set_msg (TnyMsgView *self, TnyMsg *msg)
1831 {
1832         MODEST_GTKHTML_MSG_VIEW_GET_CLASS (self)->set_msg_func (self, msg);
1833 }
1834
1835 static void
1836 modest_msg_view_set_msg_default (TnyMsgView *self, TnyMsg *msg)
1837 {
1838
1839         tny_mime_part_view_set_part (TNY_MIME_PART_VIEW (self), TNY_MIME_PART (msg));
1840
1841         return;
1842 }
1843
1844 static void
1845 modest_msg_view_set_unavailable (TnyMsgView *self)
1846 {
1847         MODEST_GTKHTML_MSG_VIEW_GET_CLASS (self)->set_unavailable_func (self);
1848 }
1849
1850 static void
1851 modest_msg_view_set_unavailable_default (TnyMsgView *self)
1852 {
1853         tny_msg_view_clear (self);
1854
1855         return;
1856 }
1857
1858 static void
1859 modest_msg_view_clear (TnyMsgView *self)
1860 {
1861         MODEST_GTKHTML_MSG_VIEW_GET_CLASS (self)->clear_func (self);
1862 }
1863
1864 static void
1865 modest_msg_view_clear_default (TnyMsgView *self)
1866 {
1867         set_message (MODEST_GTKHTML_MSG_VIEW (self), NULL);
1868 }
1869
1870 static TnyMimePartView*
1871 modest_msg_view_create_mime_part_view_for (TnyMsgView *self, TnyMimePart *part)
1872 {
1873         return MODEST_GTKHTML_MSG_VIEW_GET_CLASS (self)->create_mime_part_view_for_func (self, part);
1874 }
1875
1876 static TnyMimePartView*
1877 modest_msg_view_create_mime_part_view_for_default (TnyMsgView *self, TnyMimePart *part)
1878 {
1879         g_warning ("modest_msg_view_create_mime_part_view_for_default is not implemented");
1880         return NULL;
1881 }
1882
1883 static TnyMsgView*
1884 modest_msg_view_create_new_inline_viewer (TnyMsgView *self)
1885 {
1886         return MODEST_GTKHTML_MSG_VIEW_GET_CLASS (self)->create_new_inline_viewer_func (self);
1887 }
1888
1889 static TnyMsgView*
1890 modest_msg_view_create_new_inline_viewer_default (TnyMsgView *self)
1891 {
1892         g_warning ("modest_msg_view_create_new_inline_viewer_default is not implemented");
1893
1894         return NULL;
1895 }
1896
1897 /* TNY MIME PART IMPLEMENTATION */
1898
1899 static void
1900 tny_mime_part_view_init (gpointer g, gpointer iface_data)
1901 {
1902         TnyMimePartViewIface *klass = (TnyMimePartViewIface *)g;
1903
1904         klass->get_part = modest_msg_view_mp_get_part;
1905         klass->set_part = modest_msg_view_mp_set_part;
1906         klass->clear = modest_msg_view_mp_clear;
1907
1908         return;
1909 }
1910
1911 static TnyMimePart*
1912 modest_msg_view_mp_get_part (TnyMimePartView *self)
1913 {
1914         return MODEST_GTKHTML_MSG_VIEW_GET_CLASS (self)->get_part_func (self);
1915 }
1916
1917
1918 static TnyMimePart*
1919 modest_msg_view_mp_get_part_default (TnyMimePartView *self)
1920 {
1921         return TNY_MIME_PART (get_message (MODEST_GTKHTML_MSG_VIEW (self)));
1922 }
1923
1924 static void
1925 modest_msg_view_mp_set_part (TnyMimePartView *self,
1926                              TnyMimePart *part)
1927 {
1928         MODEST_GTKHTML_MSG_VIEW_GET_CLASS (self)->set_part_func (self, part);
1929 }
1930
1931 static void
1932 modest_msg_view_mp_set_part_default (TnyMimePartView *self,
1933                                      TnyMimePart *part)
1934 {
1935         g_return_if_fail ((part == NULL) || TNY_IS_MSG (part));
1936
1937         set_message (MODEST_GTKHTML_MSG_VIEW (self), TNY_MSG (part));
1938 }
1939
1940 static void
1941 modest_msg_view_mp_clear (TnyMimePartView *self)
1942 {
1943         tny_msg_view_clear (TNY_MSG_VIEW (self));
1944 }
1945
1946 /* MODEST MIME PART VIEW IMPLEMENTATION */
1947
1948 static void
1949 modest_mime_part_view_init (gpointer g, gpointer iface_data)
1950 {
1951         ModestMimePartViewIface *klass = (ModestMimePartViewIface *)g;
1952
1953         klass->is_empty_func = modest_msg_view_mp_is_empty;
1954
1955         return;
1956 }
1957
1958 static gboolean
1959 modest_msg_view_mp_is_empty (ModestMimePartView *self)
1960 {
1961         return MODEST_GTKHTML_MSG_VIEW_GET_CLASS (self)->is_empty_func (self);
1962 }
1963
1964 static gboolean
1965 modest_msg_view_mp_is_empty_default (ModestMimePartView *self)
1966 {
1967         return is_empty (MODEST_GTKHTML_MSG_VIEW (self));
1968 }
1969
1970 /* MODEST ZOOMABLE IMPLEMENTATION */
1971 static void
1972 modest_zoomable_init (gpointer g, gpointer iface_data)
1973 {
1974         ModestZoomableIface *klass = (ModestZoomableIface *)g;
1975
1976         klass->get_zoom_func = modest_msg_view_get_zoom;
1977         klass->set_zoom_func = modest_msg_view_set_zoom;
1978         klass->zoom_minus_func = modest_msg_view_zoom_minus;
1979         klass->zoom_plus_func = modest_msg_view_zoom_plus;
1980
1981         return;
1982 }
1983
1984 static gdouble
1985 modest_msg_view_get_zoom (ModestZoomable *self)
1986 {
1987         return MODEST_GTKHTML_MSG_VIEW_GET_CLASS (self)->get_zoom_func (self);
1988 }
1989
1990 static gdouble
1991 modest_msg_view_get_zoom_default (ModestZoomable *self)
1992 {
1993         return get_zoom (MODEST_GTKHTML_MSG_VIEW (self));
1994 }
1995
1996 static void
1997 modest_msg_view_set_zoom (ModestZoomable *self, gdouble value)
1998 {
1999         MODEST_GTKHTML_MSG_VIEW_GET_CLASS (self)->set_zoom_func (self, value);
2000 }
2001
2002 static void
2003 modest_msg_view_set_zoom_default (ModestZoomable *self, gdouble value)
2004 {
2005         set_zoom (MODEST_GTKHTML_MSG_VIEW (self), value);
2006 }
2007
2008 static gboolean
2009 modest_msg_view_zoom_minus (ModestZoomable *self)
2010 {
2011         return MODEST_GTKHTML_MSG_VIEW_GET_CLASS (self)->zoom_minus_func (self);
2012 }
2013
2014 static gboolean
2015 modest_msg_view_zoom_minus_default (ModestZoomable *self)
2016 {
2017         /* operation not supported in ModestMsgView */
2018         return FALSE;
2019 }
2020
2021 static gboolean
2022 modest_msg_view_zoom_plus (ModestZoomable *self)
2023 {
2024         return MODEST_GTKHTML_MSG_VIEW_GET_CLASS (self)->zoom_plus_func (self);
2025 }
2026
2027 static gboolean
2028 modest_msg_view_zoom_plus_default (ModestZoomable *self)
2029 {
2030         /* operation not supported in ModestMsgView */
2031         return FALSE;
2032 }
2033
2034 /* MODEST ISEARCH VIEW IMPLEMENTATION */
2035 static void
2036 modest_isearch_view_init (gpointer g, gpointer iface_data)
2037 {
2038         ModestISearchViewIface *klass = (ModestISearchViewIface *)g;
2039
2040         klass->search_func = modest_msg_view_search;
2041         klass->search_next_func = modest_msg_view_search_next;
2042
2043         return;
2044 }
2045
2046 static gboolean
2047 modest_msg_view_search (ModestISearchView *self, const gchar *string)
2048 {
2049         return MODEST_GTKHTML_MSG_VIEW_GET_CLASS (self)->search_func (self, string);
2050 }
2051
2052 static gboolean
2053 modest_msg_view_search_default (ModestISearchView *self, const gchar *string)
2054 {
2055         return search (MODEST_GTKHTML_MSG_VIEW (self), string);
2056 }
2057
2058 static gboolean
2059 modest_msg_view_search_next (ModestISearchView *self)
2060 {
2061         return MODEST_GTKHTML_MSG_VIEW_GET_CLASS (self)->search_next_func (self);
2062 }
2063
2064 static gboolean
2065 modest_msg_view_search_next_default (ModestISearchView *self)
2066 {
2067         return search_next (MODEST_GTKHTML_MSG_VIEW (self));
2068 }
2069
2070 /* MODEST MSG VIEW IMPLEMENTATION */
2071 static void
2072 modest_msg_view_init (gpointer g, gpointer iface_data)
2073 {
2074         ModestMsgViewIface *klass = (ModestMsgViewIface *)g;
2075
2076         klass->get_vadjustment_func = modest_gtkhtml_msg_view_get_vadjustment;
2077         klass->get_hadjustment_func = modest_gtkhtml_msg_view_get_hadjustment;
2078         klass->set_vadjustment_func = modest_gtkhtml_msg_view_set_vadjustment;
2079         klass->set_hadjustment_func = modest_gtkhtml_msg_view_set_hadjustment;
2080         klass->set_shadow_type_func = modest_gtkhtml_msg_view_set_shadow_type;
2081         klass->get_shadow_type_func = modest_gtkhtml_msg_view_get_shadow_type;
2082         klass->get_priority_func = modest_gtkhtml_msg_view_get_priority;
2083         klass->set_priority_func = modest_gtkhtml_msg_view_set_priority;
2084         klass->get_selected_attachments_func = modest_gtkhtml_msg_view_get_selected_attachments;
2085         klass->get_attachments_func = modest_gtkhtml_msg_view_get_attachments;
2086         klass->grab_focus_func = modest_gtkhtml_msg_view_grab_focus;
2087         klass->remove_attachment_func = modest_gtkhtml_msg_view_remove_attachment;
2088
2089         return;
2090 }
2091
2092 static GtkAdjustment*
2093 modest_gtkhtml_msg_view_get_vadjustment (ModestMsgView *self)
2094 {
2095         return MODEST_GTKHTML_MSG_VIEW_GET_CLASS (self)->get_vadjustment_func (self);
2096 }
2097
2098 static GtkAdjustment*
2099 modest_gtkhtml_msg_view_get_vadjustment_default (ModestMsgView *self)
2100 {
2101         return get_vadjustment (MODEST_GTKHTML_MSG_VIEW (self));
2102 }
2103
2104 static GtkAdjustment*
2105 modest_gtkhtml_msg_view_get_hadjustment (ModestMsgView *self)
2106 {
2107         return MODEST_GTKHTML_MSG_VIEW_GET_CLASS (self)->get_hadjustment_func (self);
2108 }
2109
2110 static GtkAdjustment*
2111 modest_gtkhtml_msg_view_get_hadjustment_default (ModestMsgView *self)
2112 {
2113         return get_hadjustment (MODEST_GTKHTML_MSG_VIEW (self));
2114 }
2115
2116 static void
2117 modest_gtkhtml_msg_view_set_vadjustment (ModestMsgView *self, GtkAdjustment *adj)
2118 {
2119         MODEST_GTKHTML_MSG_VIEW_GET_CLASS (self)->set_vadjustment_func (self, adj);
2120 }
2121
2122 static void
2123 modest_gtkhtml_msg_view_set_vadjustment_default (ModestMsgView *self, GtkAdjustment *adj)
2124 {
2125         set_vadjustment (MODEST_GTKHTML_MSG_VIEW (self), adj);
2126 }
2127
2128 static void
2129 modest_gtkhtml_msg_view_set_hadjustment (ModestMsgView *self, GtkAdjustment *adj)
2130 {
2131         MODEST_GTKHTML_MSG_VIEW_GET_CLASS (self)->set_hadjustment_func (self, adj);
2132 }
2133
2134 static void
2135 modest_gtkhtml_msg_view_set_hadjustment_default (ModestMsgView *self, GtkAdjustment *adj)
2136 {
2137         set_hadjustment (MODEST_GTKHTML_MSG_VIEW (self), adj);
2138 }
2139
2140 static void
2141 modest_gtkhtml_msg_view_set_shadow_type (ModestMsgView *self, GtkShadowType type)
2142 {
2143         MODEST_GTKHTML_MSG_VIEW_GET_CLASS (self)->set_shadow_type_func (self, type);
2144 }
2145
2146 static void
2147 modest_gtkhtml_msg_view_set_shadow_type_default (ModestMsgView *self, GtkShadowType type)
2148 {
2149         set_shadow_type (MODEST_GTKHTML_MSG_VIEW (self), type);
2150 }
2151
2152 static GtkShadowType
2153 modest_gtkhtml_msg_view_get_shadow_type (ModestMsgView *self)
2154 {
2155         return MODEST_GTKHTML_MSG_VIEW_GET_CLASS (self)->get_shadow_type_func (self);
2156 }
2157
2158 static GtkShadowType
2159 modest_gtkhtml_msg_view_get_shadow_type_default (ModestMsgView *self)
2160 {
2161         return get_shadow_type (MODEST_GTKHTML_MSG_VIEW (self));
2162 }
2163
2164 static void
2165 modest_gtkhtml_msg_view_set_priority (ModestMsgView *self, TnyHeaderFlags flags)
2166 {
2167         MODEST_GTKHTML_MSG_VIEW_GET_CLASS (self)->set_priority_func (self, flags);
2168 }
2169
2170 static void
2171 modest_gtkhtml_msg_view_set_priority_default (ModestMsgView *self, TnyHeaderFlags flags)
2172 {
2173         set_priority (MODEST_GTKHTML_MSG_VIEW (self), flags);
2174 }
2175
2176 static TnyHeaderFlags
2177 modest_gtkhtml_msg_view_get_priority (ModestMsgView *self)
2178 {
2179         return MODEST_GTKHTML_MSG_VIEW_GET_CLASS (self)->get_priority_func (self);
2180 }
2181
2182 static TnyHeaderFlags
2183 modest_gtkhtml_msg_view_get_priority_default (ModestMsgView *self)
2184 {
2185         return get_priority (MODEST_GTKHTML_MSG_VIEW (self));
2186 }
2187
2188 static TnyList*
2189 modest_gtkhtml_msg_view_get_selected_attachments (ModestMsgView *self)
2190 {
2191         return MODEST_GTKHTML_MSG_VIEW_GET_CLASS (self)->get_selected_attachments_func (self);
2192 }
2193
2194 static TnyList*
2195 modest_gtkhtml_msg_view_get_selected_attachments_default (ModestMsgView *self)
2196 {
2197         return get_selected_attachments (MODEST_GTKHTML_MSG_VIEW (self));
2198 }
2199
2200 static TnyList*
2201 modest_gtkhtml_msg_view_get_attachments (ModestMsgView *self)
2202 {
2203         return MODEST_GTKHTML_MSG_VIEW_GET_CLASS (self)->get_attachments_func (self);
2204 }
2205
2206 static TnyList*
2207 modest_gtkhtml_msg_view_get_attachments_default (ModestMsgView *self)
2208 {
2209         return get_attachments (MODEST_GTKHTML_MSG_VIEW (self));
2210 }
2211
2212 static void
2213 modest_gtkhtml_msg_view_grab_focus (ModestMsgView *self)
2214 {
2215         MODEST_GTKHTML_MSG_VIEW_GET_CLASS (self)->grab_focus_func (self);
2216 }
2217
2218 static void
2219 modest_gtkhtml_msg_view_grab_focus_default (ModestMsgView *self)
2220 {
2221         grab_focus (MODEST_GTKHTML_MSG_VIEW (self));
2222 }
2223
2224 static void
2225 modest_gtkhtml_msg_view_remove_attachment (ModestMsgView *self, TnyMimePart *attachment)
2226 {
2227         MODEST_GTKHTML_MSG_VIEW_GET_CLASS (self)->remove_attachment_func (self, attachment);
2228 }
2229
2230 static void
2231 modest_gtkhtml_msg_view_remove_attachment_default (ModestMsgView *self, TnyMimePart *attachment)
2232 {
2233         remove_attachment (MODEST_GTKHTML_MSG_VIEW (self), attachment);
2234 }