git.maemo.org Git - modest/blob - src/widgets/modest-attachments-view.c

   1 /* Copyright (c) 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
  32 #include <string.h>
  33 #include <gtk/gtk.h>
  34 #include <gdk/gdkkeysyms.h>
  35 #include <tny-list.h>
  36 #include <tny-simple-list.h>
  37
  38 #include <modest-platform.h>
  39 #include <modest-runtime.h>
  40 #include <modest-attachment-view.h>
  41 #include <modest-attachments-view.h>
  42 #include <modest-tny-mime-part.h>
  43
  44 static GObjectClass *parent_class = NULL;
  45
  46 /* signals */
  47 enum {
  48         ACTIVATE_SIGNAL,
  49         LAST_SIGNAL
  50 };
  51
  52 typedef struct _ModestAttachmentsViewPrivate ModestAttachmentsViewPrivate;
  53
  54 struct _ModestAttachmentsViewPrivate
  55 {
  56         TnyMsg *msg;
  57         GtkWidget *box;
  58         GList *selected;
  59         GtkWidget *rubber_start;
  60 };
  61
  62 #define MODEST_ATTACHMENTS_VIEW_GET_PRIVATE(o)  \
  63         (G_TYPE_INSTANCE_GET_PRIVATE ((o), MODEST_TYPE_ATTACHMENTS_VIEW, ModestAttachmentsViewPrivate))
  64
  65 static gboolean button_press_event (GtkWidget *widget, GdkEventButton *event, ModestAttachmentsView *atts_view);
  66 static gboolean motion_notify_event (GtkWidget *widget, GdkEventMotion *event, ModestAttachmentsView *atts_view);
  67 static gboolean button_release_event (GtkWidget *widget, GdkEventButton *event, ModestAttachmentsView *atts_view);
  68 static gboolean key_press_event (GtkWidget *widget, GdkEventKey *event, ModestAttachmentsView *atts_view);
  69 static gboolean focus_out_event (GtkWidget *widget, GdkEventFocus *event, ModestAttachmentsView *atts_view);
  70 static gboolean focus (GtkWidget *widget, GtkDirectionType direction, ModestAttachmentsView *atts_view);
  71 static GtkWidget *get_att_view_at_coords (ModestAttachmentsView *atts_view,
  72                                           gdouble x, gdouble y);
  73 static void unselect_all (ModestAttachmentsView *atts_view);
  74 static void set_selected (ModestAttachmentsView *atts_view, ModestAttachmentView *att_view);
  75 static void select_range (ModestAttachmentsView *atts_view, ModestAttachmentView *att1, ModestAttachmentView *att2);
  76 static void clipboard_get (GtkClipboard *clipboard, GtkSelectionData *selection_data,
  77                            guint info, gpointer userdata);
  78 static void clipboard_clear (GtkClipboard *clipboard, gpointer userdata);
  79 static void own_clipboard (ModestAttachmentsView *atts_view);
  80
  81 static guint signals[LAST_SIGNAL] = {0};
  82
  83 /**
  84  * modest_attachments_view_new:
  85  * @msg: a #TnyMsg
  86  *
  87  * Constructor for attachments view widget.
  88  *
  89  * Return value: a new #ModestAttachmentsView instance implemented for Gtk+
  90  **/
  91 GtkWidget*
  92 modest_attachments_view_new (TnyMsg *msg)
  93 {
  94         ModestAttachmentsView *self = g_object_new (MODEST_TYPE_ATTACHMENTS_VIEW,
  95                                                     "resize-mode", GTK_RESIZE_PARENT,
  96                                                     NULL);
  97
  98         modest_attachments_view_set_message (self, msg);
  99
 100         return GTK_WIDGET (self);
 101 }
 102
 103 void
 104 modest_attachments_view_set_message (ModestAttachmentsView *attachments_view, TnyMsg *msg)
 105 {
 106         ModestAttachmentsViewPrivate *priv = MODEST_ATTACHMENTS_VIEW_GET_PRIVATE (attachments_view);
 107         TnyList *parts;
 108         TnyIterator *iter;
 109         const gchar *msg_content_type = NULL;
 110
 111         if (msg == priv->msg) return;
 112
 113         if (priv->msg)
 114                 g_object_unref (priv->msg);
 115         if (msg)
 116                 g_object_ref (G_OBJECT(msg));
 117
 118         priv->msg = msg;
 119
 120         g_list_free (priv->selected);
 121         priv->selected = NULL;
 122
 123         gtk_container_foreach (GTK_CONTAINER (priv->box), (GtkCallback) gtk_widget_destroy, NULL);
 124
 125         if (priv->msg == NULL) {
 126                 return;
 127         }
 128
 129         /* If the top mime part is a multipart/related, we don't show the attachments, as they're
 130          * embedded images in body */
 131         msg_content_type = tny_mime_part_get_content_type (TNY_MIME_PART (priv->msg));
 132         if ((msg_content_type != NULL) && !strcasecmp (msg_content_type, "multipart/related")) {
 133                 gtk_widget_queue_draw (GTK_WIDGET (attachments_view));
 134                 return;
 135         }
 136
 137         parts = TNY_LIST (tny_simple_list_new ());
 138         tny_mime_part_get_parts (TNY_MIME_PART (priv->msg), parts);
 139         iter = tny_list_create_iterator (parts);
 140
 141         while (!tny_iterator_is_done (iter)) {
 142                 TnyMimePart *part;
 143
 144                 part = TNY_MIME_PART (tny_iterator_get_current (iter));
 145
 146                 if (part && (modest_tny_mime_part_is_attachment_for_modest (part)))
 147                         modest_attachments_view_add_attachment (attachments_view, part);
 148
 149                 if (part)
 150                         g_object_unref (part);
 151
 152                 tny_iterator_next (iter);
 153         }
 154         g_object_unref (iter);
 155         g_object_unref (parts);
 156
 157
 158         gtk_widget_queue_draw (GTK_WIDGET (attachments_view));
 159
 160 }
 161
 162 void
 163 modest_attachments_view_add_attachment (ModestAttachmentsView *attachments_view, TnyMimePart *part)
 164 {
 165         GtkWidget *att_view = NULL;
 166         ModestAttachmentsViewPrivate *priv = NULL;
 167
 168         g_return_if_fail (MODEST_IS_ATTACHMENTS_VIEW (attachments_view));
 169         g_return_if_fail (TNY_IS_MIME_PART (part));
 170
 171         priv = MODEST_ATTACHMENTS_VIEW_GET_PRIVATE (attachments_view);
 172
 173         att_view = modest_attachment_view_new (part);
 174         gtk_box_pack_end (GTK_BOX (priv->box), att_view, FALSE, FALSE, 0);
 175         gtk_widget_show_all (att_view);
 176 }
 177
 178 void
 179 modest_attachments_view_remove_attachment (ModestAttachmentsView *atts_view, TnyMimePart *mime_part)
 180 {
 181         ModestAttachmentsViewPrivate *priv = NULL;
 182         GList *box_children = NULL, *node = NULL;
 183         ModestAttachmentView *found_att_view = NULL;
 184
 185         g_return_if_fail (MODEST_IS_ATTACHMENTS_VIEW (atts_view));
 186         g_return_if_fail (TNY_IS_MIME_PART (mime_part));
 187
 188         priv = MODEST_ATTACHMENTS_VIEW_GET_PRIVATE (atts_view);
 189         box_children = gtk_container_get_children (GTK_CONTAINER (priv->box));
 190
 191         for (node = box_children; node != NULL; node = g_list_next (node)) {
 192                 ModestAttachmentView *att_view = (ModestAttachmentView *) node->data;
 193                 TnyMimePart *cur_mime_part = tny_mime_part_view_get_part (TNY_MIME_PART_VIEW (att_view));
 194
 195                 if (mime_part == cur_mime_part)
 196                         found_att_view = att_view;
 197
 198                 g_object_unref (cur_mime_part);
 199
 200                 if (found_att_view != NULL)
 201                         break;
 202         }
 203
 204         if (found_att_view) {
 205                 GList *node = NULL;
 206                 GtkWidget *next_widget = NULL;
 207                 GList *box_children = NULL;
 208
 209                 box_children = gtk_container_get_children (GTK_CONTAINER (priv->box));
 210                 node = g_list_find (box_children, found_att_view);
 211                 if (node->next)
 212                         next_widget = node->next->data;
 213
 214                 g_list_free (box_children);
 215
 216                 node = g_list_find (priv->selected, found_att_view);
 217                 if (node != NULL) {
 218                         priv->selected = g_list_delete_link (priv->selected, node);
 219                         gtk_widget_destroy (GTK_WIDGET (found_att_view));
 220                         if ((priv->selected == NULL) && (next_widget != NULL))
 221                                 set_selected (MODEST_ATTACHMENTS_VIEW (atts_view),
 222                                               MODEST_ATTACHMENT_VIEW (next_widget));
 223                 }
 224                 own_clipboard (atts_view);
 225         }
 226
 227 }
 228
 229 void
 230 modest_attachments_view_remove_attachment_by_id (ModestAttachmentsView *atts_view, const gchar *att_id)
 231 {
 232         ModestAttachmentsViewPrivate *priv = NULL;
 233         GList *box_children = NULL, *node = NULL;
 234
 235         g_return_if_fail (MODEST_IS_ATTACHMENTS_VIEW (atts_view));
 236         g_return_if_fail (att_id != NULL);
 237
 238         priv = MODEST_ATTACHMENTS_VIEW_GET_PRIVATE (atts_view);
 239         box_children = gtk_container_get_children (GTK_CONTAINER (priv->box));
 240
 241         for (node = box_children; node != NULL; node = g_list_next (node)) {
 242                 ModestAttachmentView *att_view = (ModestAttachmentView *) node->data;
 243                 TnyMimePart *cur_mime_part = tny_mime_part_view_get_part (TNY_MIME_PART_VIEW (att_view));
 244                 const gchar *mime_part_id = NULL;
 245
 246                 mime_part_id = tny_mime_part_get_content_id (cur_mime_part);
 247                 if ((mime_part_id != NULL) && (strcmp (mime_part_id, att_id) == 0)) {
 248                         gtk_widget_destroy (GTK_WIDGET (att_view));
 249                         priv->selected = g_list_remove (priv->selected, att_view);
 250                 }
 251
 252                 g_object_unref (cur_mime_part);
 253         }
 254
 255         own_clipboard (atts_view);
 256
 257 }
 258
 259 static void
 260 modest_attachments_view_instance_init (GTypeInstance *instance, gpointer g_class)
 261 {
 262         ModestAttachmentsViewPrivate *priv = MODEST_ATTACHMENTS_VIEW_GET_PRIVATE (instance);
 263
 264         priv->msg = NULL;
 265         priv->box = gtk_vbox_new (FALSE, 0);
 266         priv->rubber_start = NULL;
 267         priv->selected = NULL;
 268
 269         gtk_container_add (GTK_CONTAINER (instance), priv->box);
 270         gtk_event_box_set_above_child (GTK_EVENT_BOX (instance), TRUE);
 271
 272         g_signal_connect (G_OBJECT (instance), "button-press-event", G_CALLBACK (button_press_event), instance);
 273         g_signal_connect (G_OBJECT (instance), "button-release-event", G_CALLBACK (button_release_event), instance);
 274         g_signal_connect (G_OBJECT (instance), "motion-notify-event", G_CALLBACK (motion_notify_event), instance);
 275         g_signal_connect (G_OBJECT (instance), "key-press-event", G_CALLBACK (key_press_event), instance);
 276         g_signal_connect (G_OBJECT (instance), "focus-out-event", G_CALLBACK (focus_out_event), instance);
 277         g_signal_connect (G_OBJECT (instance), "focus", G_CALLBACK (focus), instance);
 278
 279         GTK_WIDGET_SET_FLAGS (instance, GTK_CAN_FOCUS);
 280
 281         return;
 282 }
 283
 284 static void
 285 modest_attachments_view_finalize (GObject *object)
 286 {
 287         ModestAttachmentsViewPrivate *priv = MODEST_ATTACHMENTS_VIEW_GET_PRIVATE (object);
 288
 289         if (priv->msg) {
 290                 g_object_unref (priv->msg);
 291                 priv->msg = NULL;
 292         }
 293
 294         (*parent_class->finalize) (object);
 295
 296         return;
 297 }
 298
 299 static void
 300 modest_attachments_view_class_init (ModestAttachmentsViewClass *klass)
 301 {
 302         GObjectClass *object_class;
 303         GtkWidgetClass *widget_class;
 304
 305         parent_class = g_type_class_peek_parent (klass);
 306         object_class = (GObjectClass*) klass;
 307         widget_class = GTK_WIDGET_CLASS (klass);
 308
 309         object_class->finalize = modest_attachments_view_finalize;
 310
 311         klass->activate = NULL;
 312
 313         g_type_class_add_private (object_class, sizeof (ModestAttachmentsViewPrivate));
 314
 315         signals[ACTIVATE_SIGNAL] =
 316                 g_signal_new ("activate",
 317                               G_TYPE_FROM_CLASS (object_class),
 318                               G_SIGNAL_RUN_FIRST | G_SIGNAL_ACTION,
 319                               G_STRUCT_OFFSET(ModestAttachmentsViewClass, activate),
 320                               NULL, NULL,
 321                               g_cclosure_marshal_VOID__OBJECT,
 322                               G_TYPE_NONE, 1, G_TYPE_OBJECT);
 323
 324         return;
 325 }
 326
 327 GType
 328 modest_attachments_view_get_type (void)
 329 {
 330         static GType type = 0;
 331
 332         if (G_UNLIKELY(type == 0))
 333         {
 334                 static const GTypeInfo info =
 335                 {
 336                   sizeof (ModestAttachmentsViewClass),
 337                   NULL,   /* base_init */
 338                   NULL,   /* base_finalize */
 339                   (GClassInitFunc) modest_attachments_view_class_init,   /* class_init */
 340                   NULL,   /* class_finalize */
 341                   NULL,   /* class_data */
 342                   sizeof (ModestAttachmentsView),
 343                   0,      /* n_preallocs */
 344                   modest_attachments_view_instance_init    /* instance_init */
 345                 };
 346
 347                 type = g_type_register_static (GTK_TYPE_EVENT_BOX,
 348                         "ModestAttachmentsView",
 349                         &info, 0);
 350
 351         }
 352
 353         return type;
 354 }
 355
 356 /* buttons signal events */
 357 static gboolean
 358 button_press_event (GtkWidget *widget,
 359                     GdkEventButton *event,
 360                     ModestAttachmentsView *atts_view)
 361 {
 362         ModestAttachmentsViewPrivate *priv = MODEST_ATTACHMENTS_VIEW_GET_PRIVATE (atts_view);
 363         if (!GTK_WIDGET_HAS_FOCUS (widget))
 364                 gtk_widget_grab_focus (widget);
 365
 366         if (event->button == 1 && event->type == GDK_BUTTON_PRESS) {
 367                 GtkWidget *att_view = NULL;
 368
 369                 att_view = get_att_view_at_coords (MODEST_ATTACHMENTS_VIEW (widget),
 370                                                    (gint) event->x_root, (gint) event->y_root);
 371
 372                 if (att_view != NULL) {
 373                         if (GTK_WIDGET_STATE (att_view) == GTK_STATE_SELECTED && (g_list_length (priv->selected) < 2)) {
 374                                 TnyMimePart *mime_part = tny_mime_part_view_get_part (TNY_MIME_PART_VIEW (att_view));
 375                                 if (TNY_IS_MIME_PART (mime_part)) {
 376                                         g_signal_emit (G_OBJECT (widget), signals[ACTIVATE_SIGNAL], 0, mime_part);
 377                                         g_object_unref (mime_part);
 378                                 }
 379                         } else {
 380                                 set_selected (MODEST_ATTACHMENTS_VIEW (widget), MODEST_ATTACHMENT_VIEW (att_view));
 381                                 priv->rubber_start = att_view;
 382                                 gtk_grab_add (widget);
 383                         }
 384                 }
 385         }
 386         return TRUE;
 387
 388 }
 389
 390 static gboolean
 391 button_release_event (GtkWidget *widget,
 392                       GdkEventButton *event,
 393                       ModestAttachmentsView *atts_view)
 394 {
 395         ModestAttachmentsViewPrivate *priv = MODEST_ATTACHMENTS_VIEW_GET_PRIVATE (atts_view);
 396         if (widget == gtk_grab_get_current ()) {
 397                 GtkWidget *att_view = NULL;
 398
 399                 att_view = get_att_view_at_coords (MODEST_ATTACHMENTS_VIEW (widget),
 400                                                    (gint) event->x_root, (gint) event->y_root);
 401
 402                 if (att_view != NULL) {
 403                         unselect_all (MODEST_ATTACHMENTS_VIEW (widget));
 404                         select_range (MODEST_ATTACHMENTS_VIEW (widget),
 405                                       MODEST_ATTACHMENT_VIEW (priv->rubber_start),
 406                                       MODEST_ATTACHMENT_VIEW (att_view));
 407                 }
 408                 priv->rubber_start = NULL;
 409                 gtk_grab_remove (widget);
 410         }
 411         return TRUE;
 412 }
 413
 414 static gboolean
 415 motion_notify_event (GtkWidget *widget,
 416                      GdkEventMotion *event,
 417                      ModestAttachmentsView *atts_view)
 418 {
 419         ModestAttachmentsViewPrivate *priv = MODEST_ATTACHMENTS_VIEW_GET_PRIVATE (atts_view);
 420         if (gtk_grab_get_current () == widget) {
 421                 GtkWidget *att_view = NULL;
 422
 423                 att_view = get_att_view_at_coords (MODEST_ATTACHMENTS_VIEW (widget),
 424                                                    (gint) event->x_root, (gint) event->y_root);
 425
 426                 if (att_view != NULL) {
 427                         unselect_all (MODEST_ATTACHMENTS_VIEW (widget));
 428                         select_range (MODEST_ATTACHMENTS_VIEW (widget),
 429                                       MODEST_ATTACHMENT_VIEW (priv->rubber_start),
 430                                       MODEST_ATTACHMENT_VIEW (att_view));
 431                 }
 432         }
 433         return TRUE;
 434 }
 435
 436 static gboolean
 437 key_press_event (GtkWidget *widget,
 438                  GdkEventKey *event,
 439                  ModestAttachmentsView *atts_view)
 440 {
 441         ModestAttachmentsViewPrivate *priv = MODEST_ATTACHMENTS_VIEW_GET_PRIVATE (atts_view);
 442
 443         /* If grabbed (for example rubber banding), escape leaves the rubberbanding mode */
 444         if (gtk_grab_get_current () == widget) {
 445                 if (event->keyval == GDK_Escape) {
 446                         set_selected (MODEST_ATTACHMENTS_VIEW (widget),
 447                                       MODEST_ATTACHMENT_VIEW (priv->rubber_start));
 448                         priv->rubber_start = NULL;
 449                         gtk_grab_remove (widget);
 450                         return TRUE;
 451                 }
 452                 return FALSE;
 453         }
 454
 455         if (event->keyval == GDK_Up) {
 456                 ModestAttachmentView *current_sel = NULL;
 457                 gboolean move_out = FALSE;
 458                 GList * box_children, *new_sel;
 459
 460                 box_children = gtk_container_get_children (GTK_CONTAINER (priv->box));
 461                 if (box_children == NULL)
 462                         move_out = TRUE;
 463                 else if ((priv->selected != NULL)&&(priv->selected->data != box_children->data))
 464                         current_sel = (ModestAttachmentView *) priv->selected->data;
 465                 else
 466                         move_out = TRUE;
 467
 468                 if (move_out) {
 469                         GtkWidget *toplevel = NULL;
 470                         /* move cursor outside */
 471                         toplevel = gtk_widget_get_toplevel (widget);
 472                         if (GTK_WIDGET_TOPLEVEL (toplevel) && GTK_IS_WINDOW (toplevel))
 473                                 g_signal_emit_by_name (toplevel, "move-focus", GTK_DIR_UP);
 474                         unselect_all (atts_view);
 475                 } else {
 476                         new_sel = g_list_find (box_children, (gpointer) current_sel);
 477                         new_sel = g_list_previous (new_sel);
 478                         set_selected (MODEST_ATTACHMENTS_VIEW (atts_view), MODEST_ATTACHMENT_VIEW (new_sel->data));
 479                 }
 480                 g_list_free (box_children);
 481                 return TRUE;
 482         }
 483
 484         if (event->keyval == GDK_Down) {
 485                 ModestAttachmentView *current_sel = NULL;
 486                 gboolean move_out = FALSE;
 487                 GList * box_children, *new_sel, *last_child = NULL;
 488
 489                 box_children = gtk_container_get_children (GTK_CONTAINER (priv->box));
 490
 491                 if (box_children == NULL) {
 492                         move_out = TRUE;
 493                 } else {
 494                         last_child = g_list_last (box_children);
 495                         if (priv->selected != NULL) {
 496                                 GList *last_selected = g_list_last (priv->selected);
 497                                 if (last_selected->data != last_child->data)
 498                                         current_sel = (ModestAttachmentView *) last_selected->data;
 499                                 else
 500                                         move_out = TRUE;
 501                         } else {
 502                                 move_out = TRUE;
 503                         }
 504                 }
 505
 506                 if (move_out) {
 507                         GtkWidget *toplevel = NULL;
 508                         /* move cursor outside */
 509                         toplevel = gtk_widget_get_toplevel (widget);
 510                         if (GTK_WIDGET_TOPLEVEL (toplevel) && GTK_IS_WINDOW (toplevel))
 511                                 g_signal_emit_by_name (toplevel, "move-focus", GTK_DIR_DOWN);
 512                         unselect_all (atts_view);
 513                 } else {
 514                         new_sel = g_list_find (box_children, (gpointer) current_sel);
 515                         new_sel = g_list_next (new_sel);
 516                         set_selected (MODEST_ATTACHMENTS_VIEW (atts_view), MODEST_ATTACHMENT_VIEW (new_sel->data));
 517                 }
 518                 g_list_free (box_children);
 519                 return TRUE;
 520         }
 521
 522         /* Activates selected item */
 523         if (g_list_length (priv->selected) == 1) {
 524                 ModestAttachmentView *att_view = (ModestAttachmentView *) priv->selected->data;
 525                 if ((event->keyval == GDK_Return)) {
 526                         TnyMimePart *mime_part = tny_mime_part_view_get_part (TNY_MIME_PART_VIEW (att_view));
 527                         if (TNY_IS_MIME_PART (mime_part)) {
 528                                 g_signal_emit (G_OBJECT (widget), signals[ACTIVATE_SIGNAL], 0, mime_part);
 529                                 g_object_unref (mime_part);
 530                         }
 531                         return TRUE;
 532                 }
 533         }
 534
 535         return FALSE;
 536 }
 537
 538
 539 static GtkWidget *
 540 get_att_view_at_coords (ModestAttachmentsView *atts_view,
 541                         gdouble x, gdouble y)
 542 {
 543         ModestAttachmentsViewPrivate *priv = NULL;
 544         GList *att_view_list, *node;
 545         GtkWidget *result = NULL;
 546
 547         priv = MODEST_ATTACHMENTS_VIEW_GET_PRIVATE (atts_view);
 548         att_view_list = gtk_container_get_children (GTK_CONTAINER (priv->box));
 549
 550         for (node = att_view_list; node != NULL; node = g_list_next (node)) {
 551                 GtkWidget *att_view = (GtkWidget *) node->data;
 552                 gint pos_x, pos_y, w, h, int_x, int_y;
 553                 gint widget_x, widget_y;
 554
 555                 gdk_window_get_origin (att_view->window, &widget_x, &widget_y);
 556
 557                 pos_x = widget_x;
 558                 pos_y = widget_y;
 559                 w = att_view->allocation.width;
 560                 h = att_view->allocation.height;
 561
 562                 int_x = (gint) x - GTK_WIDGET (atts_view)->allocation.x;
 563                 int_y = (gint) y - GTK_WIDGET (atts_view)->allocation.y;
 564
 565                 if ((x >= pos_x) && (x <= (pos_x + w)) && (y >= pos_y) && (y <= (pos_y + h))) {
 566                         result = att_view;
 567                         break;
 568                 }
 569         }
 570
 571         g_list_free (att_view_list);
 572         return result;
 573 }
 574
 575 static void
 576 unselect_all (ModestAttachmentsView *atts_view)
 577 {
 578         ModestAttachmentsViewPrivate *priv = NULL;
 579         GList *att_view_list, *node;
 580
 581         priv = MODEST_ATTACHMENTS_VIEW_GET_PRIVATE (atts_view);
 582         att_view_list = gtk_container_get_children (GTK_CONTAINER (priv->box));
 583
 584         for (node = att_view_list; node != NULL; node = g_list_next (node)) {
 585                 GtkWidget *att_view = (GtkWidget *) node->data;
 586
 587                 if (GTK_WIDGET_STATE (att_view) == GTK_STATE_SELECTED)
 588                         gtk_widget_set_state (att_view, GTK_STATE_NORMAL);
 589         }
 590
 591         g_list_free (priv->selected);
 592         priv->selected = NULL;
 593
 594         g_list_free (att_view_list);
 595 }
 596
 597 static void
 598 set_selected (ModestAttachmentsView *atts_view, ModestAttachmentView *att_view)
 599 {
 600         ModestAttachmentsViewPrivate *priv = MODEST_ATTACHMENTS_VIEW_GET_PRIVATE (atts_view);
 601         TnyMimePart *part;
 602
 603         unselect_all (atts_view);
 604         part = tny_mime_part_view_get_part (TNY_MIME_PART_VIEW (att_view));
 605
 606         g_list_free (priv->selected);
 607         priv->selected = NULL;
 608         if (TNY_IS_MIME_PART (part) && !tny_mime_part_is_purged (part)) {
 609                 gtk_widget_set_state (GTK_WIDGET (att_view), GTK_STATE_SELECTED);
 610                 priv->selected = g_list_append (priv->selected, att_view);
 611         }
 612         if (part)
 613                 g_object_unref (part);
 614
 615         own_clipboard (atts_view);
 616 }
 617
 618 static void
 619 select_range (ModestAttachmentsView *atts_view, ModestAttachmentView *att1, ModestAttachmentView *att2)
 620 {
 621         ModestAttachmentsViewPrivate *priv = MODEST_ATTACHMENTS_VIEW_GET_PRIVATE (atts_view);
 622         GList *children = NULL;
 623         GList *node = NULL;
 624         gboolean selecting = FALSE;
 625         TnyMimePart *part;
 626
 627         unselect_all (atts_view);
 628
 629         if (att1 == att2) {
 630                 set_selected (atts_view, att1);
 631                 return;
 632         }
 633
 634         children = gtk_container_get_children (GTK_CONTAINER (priv->box));
 635         g_list_free (priv->selected);
 636         priv->selected = NULL;
 637
 638
 639         for (node = children; node != NULL; node = g_list_next (node)) {
 640                 if ((node->data == att1) || (node->data == att2)) {
 641                         part = tny_mime_part_view_get_part (TNY_MIME_PART_VIEW (node->data));
 642                         if (!tny_mime_part_is_purged (part)) {
 643                                 gtk_widget_set_state (GTK_WIDGET (node->data), GTK_STATE_SELECTED);
 644                                 priv->selected = g_list_append (priv->selected, node->data);
 645                         }
 646                         g_object_unref (part);
 647                         selecting = !selecting;
 648                 } else if (selecting) {
 649                         part = tny_mime_part_view_get_part (TNY_MIME_PART_VIEW (node->data));
 650                         if (!tny_mime_part_is_purged (part)) {
 651                                 gtk_widget_set_state (GTK_WIDGET (node->data), GTK_STATE_SELECTED);
 652                                 priv->selected = g_list_append (priv->selected, node->data);
 653                         }
 654                         g_object_unref (part);
 655                 }
 656
 657         }
 658         g_list_free (children);
 659
 660         own_clipboard (atts_view);
 661 }
 662
 663 static void clipboard_get (GtkClipboard *clipboard, GtkSelectionData *selection_data,
 664                            guint info, gpointer userdata)
 665 {
 666         ModestAttachmentsView *atts_view = (ModestAttachmentsView *) userdata;
 667         ModestAttachmentsViewPrivate *priv = MODEST_ATTACHMENTS_VIEW_GET_PRIVATE (atts_view);
 668
 669         if ((priv->selected != NULL)&&(priv->selected->next == NULL)) {
 670                 if (info == MODEST_ATTACHMENTS_VIEW_CLIPBOARD_TYPE_INDEX) {
 671                         /* MODEST_ATTACHMENT requested. As the content id is not filled in all the case, we'll
 672                          * use an internal index. This index is simply the index of the attachment in the vbox */
 673                         GList *box_children = NULL;
 674                         gint index;
 675                         box_children = gtk_container_get_children (GTK_CONTAINER (priv->box));
 676                         index = g_list_index (box_children, priv->selected);
 677                         if (index >= 0) {
 678                                 gchar *index_str = g_strdup_printf("%d", index);
 679                                 gtk_selection_data_set_text (selection_data, index_str, -1);
 680                                 g_free (index_str);
 681                         }
 682                 }
 683         }
 684 }
 685
 686 static void clipboard_clear (GtkClipboard *clipboard, gpointer userdata)
 687 {
 688         ModestAttachmentsView *atts_view = (ModestAttachmentsView *) userdata;
 689
 690         unselect_all (atts_view);
 691 }
 692
 693 TnyList *
 694 modest_attachments_view_get_selection (ModestAttachmentsView *atts_view)
 695 {
 696         ModestAttachmentsViewPrivate *priv;
 697         TnyList *selection;
 698         GList *node;
 699
 700         g_return_val_if_fail (MODEST_IS_ATTACHMENTS_VIEW (atts_view), NULL);
 701         priv = MODEST_ATTACHMENTS_VIEW_GET_PRIVATE (atts_view);
 702
 703         selection = tny_simple_list_new ();
 704         for (node = priv->selected; node != NULL; node = g_list_next (node)) {
 705                 ModestAttachmentView *att_view = (ModestAttachmentView *) node->data;
 706                 TnyMimePart *part = tny_mime_part_view_get_part (TNY_MIME_PART_VIEW (att_view));
 707                 tny_list_append (selection, (GObject *) part);
 708                 g_object_unref (part);
 709         }
 710
 711         return selection;
 712 }
 713
 714 TnyList *
 715 modest_attachments_view_get_attachments (ModestAttachmentsView *atts_view)
 716 {
 717         ModestAttachmentsViewPrivate *priv;
 718         TnyList *att_list;
 719         GList *children, *node= NULL;
 720
 721         g_return_val_if_fail (MODEST_IS_ATTACHMENTS_VIEW (atts_view), NULL);
 722         priv = MODEST_ATTACHMENTS_VIEW_GET_PRIVATE (atts_view);
 723
 724         att_list = TNY_LIST (tny_simple_list_new ());
 725
 726         children = gtk_container_get_children (GTK_CONTAINER (priv->box));
 727         for (node = children; node != NULL; node = g_list_next (node)) {
 728                 GtkWidget *att_view = GTK_WIDGET (node->data);
 729                 TnyMimePart *mime_part = tny_mime_part_view_get_part (TNY_MIME_PART_VIEW (att_view));
 730                 tny_list_append (att_list, (GObject *) mime_part);
 731                 g_object_unref (mime_part);
 732         }
 733         g_list_free (children);
 734         return att_list;
 735
 736 }
 737
 738 void
 739 modest_attachments_view_select_all (ModestAttachmentsView *atts_view)
 740 {
 741         ModestAttachmentsViewPrivate *priv = MODEST_ATTACHMENTS_VIEW_GET_PRIVATE (atts_view);
 742         GList *children = NULL;
 743         GList *node = NULL;
 744
 745         unselect_all (atts_view);
 746
 747         children = gtk_container_get_children (GTK_CONTAINER (priv->box));
 748         g_list_free (priv->selected);
 749         priv->selected = NULL;
 750
 751
 752         for (node = children; node != NULL; node = g_list_next (node)) {
 753                 gtk_widget_set_state (GTK_WIDGET (node->data), GTK_STATE_SELECTED);
 754                 priv->selected = g_list_append (priv->selected, node->data);
 755         }
 756         g_list_free (children);
 757
 758         own_clipboard (atts_view);
 759 }
 760
 761 gboolean
 762 modest_attachments_view_has_attachments (ModestAttachmentsView *atts_view)
 763 {
 764         ModestAttachmentsViewPrivate *priv;
 765         GList *children;
 766         gboolean result;
 767
 768         g_return_val_if_fail (MODEST_IS_ATTACHMENTS_VIEW (atts_view), FALSE);
 769         priv = MODEST_ATTACHMENTS_VIEW_GET_PRIVATE (atts_view);
 770
 771         children = gtk_container_get_children (GTK_CONTAINER (priv->box));
 772         result = (children != NULL);
 773         g_list_free (children);
 774
 775         return result;
 776 }
 777
 778 static void
 779 own_clipboard (ModestAttachmentsView *atts_view)
 780 {
 781         GtkTargetEntry targets[] = {
 782                 {MODEST_ATTACHMENTS_VIEW_CLIPBOARD_TYPE, 0, MODEST_ATTACHMENTS_VIEW_CLIPBOARD_TYPE_INDEX},
 783         };
 784
 785         gtk_clipboard_set_with_owner (gtk_widget_get_clipboard (GTK_WIDGET (atts_view), GDK_SELECTION_PRIMARY),
 786                                       targets, G_N_ELEMENTS (targets),
 787                                       clipboard_get, clipboard_clear, G_OBJECT(atts_view));
 788
 789 }
 790
 791 static gboolean
 792 focus_out_event (GtkWidget *widget, GdkEventFocus *event, ModestAttachmentsView *atts_view)
 793 {
 794         if (!gtk_widget_is_focus (widget))
 795                 unselect_all (atts_view);
 796
 797         return FALSE;
 798 }
 799
 800 static gboolean
 801 focus (GtkWidget *widget, GtkDirectionType direction, ModestAttachmentsView *atts_view)
 802 {
 803         ModestAttachmentsViewPrivate *priv = MODEST_ATTACHMENTS_VIEW_GET_PRIVATE (atts_view);
 804         GList *children = NULL;
 805         GtkWidget *toplevel = NULL;
 806
 807         toplevel = gtk_widget_get_toplevel (widget);
 808         if (!gtk_window_has_toplevel_focus (GTK_WINDOW (toplevel)))
 809                 return FALSE;
 810
 811         children = gtk_container_get_children (GTK_CONTAINER (priv->box));
 812         if (children != NULL) {
 813                 set_selected (atts_view, MODEST_ATTACHMENT_VIEW (children->data));
 814         }
 815         g_list_free (children);
 816
 817         return FALSE;
 818 }