+
+/* buttons signal events */
+static gboolean
+button_press_event (GtkWidget *widget,
+ GdkEventButton *event,
+ ModestAttachmentsView *atts_view)
+{
+ ModestAttachmentsViewPrivate *priv = MODEST_ATTACHMENTS_VIEW_GET_PRIVATE (atts_view);
+ if (priv->style == MODEST_ATTACHMENTS_VIEW_STYLE_SELECTABLE &&
+ !GTK_WIDGET_HAS_FOCUS (widget))
+ gtk_widget_grab_focus (widget);
+
+ if (event->button == 1 && event->type == GDK_BUTTON_PRESS) {
+ GtkWidget *att_view = NULL;
+
+ att_view = get_att_view_at_coords (MODEST_ATTACHMENTS_VIEW (widget),
+ (gint) event->x_root, (gint) event->y_root);
+
+ if (att_view != NULL) {
+ if (priv->style == MODEST_ATTACHMENTS_VIEW_STYLE_NO_FOCUS) {
+ unselect_all (MODEST_ATTACHMENTS_VIEW (widget));
+ } else if ((priv->style == MODEST_ATTACHMENTS_VIEW_STYLE_LINKS) ||
+ (GTK_WIDGET_STATE (att_view) == GTK_STATE_SELECTED && (g_list_length (priv->selected) < 2))) {
+ TnyMimePart *mime_part = tny_mime_part_view_get_part (TNY_MIME_PART_VIEW (att_view));
+ if (TNY_IS_MIME_PART (mime_part)) {
+ g_signal_emit (G_OBJECT (widget), signals[ACTIVATE_SIGNAL], 0, mime_part);
+ g_object_unref (mime_part);
+ }
+ } else {
+ TnyMimePart *mime_part = tny_mime_part_view_get_part (TNY_MIME_PART_VIEW (att_view));
+
+ /* Do not select purged attachments */
+ if (TNY_IS_MIME_PART (mime_part) && !tny_mime_part_is_purged (mime_part)) {
+ set_selected (MODEST_ATTACHMENTS_VIEW (widget), MODEST_ATTACHMENT_VIEW (att_view));
+ priv->rubber_start = att_view;
+ gtk_grab_add (widget);
+ }
+ g_object_unref (mime_part);
+ }
+ }
+ }
+ return TRUE;
+
+}
+
+static gboolean
+button_release_event (GtkWidget *widget,
+ GdkEventButton *event,
+ ModestAttachmentsView *atts_view)
+{
+ ModestAttachmentsViewPrivate *priv = MODEST_ATTACHMENTS_VIEW_GET_PRIVATE (atts_view);
+ if (widget == gtk_grab_get_current ()) {
+ GtkWidget *att_view = NULL;
+
+ att_view = get_att_view_at_coords (MODEST_ATTACHMENTS_VIEW (widget),
+ (gint) event->x_root, (gint) event->y_root);
+
+ if (att_view != NULL) {
+ unselect_all (MODEST_ATTACHMENTS_VIEW (widget));
+ select_range (MODEST_ATTACHMENTS_VIEW (widget),
+ MODEST_ATTACHMENT_VIEW (priv->rubber_start),
+ MODEST_ATTACHMENT_VIEW (att_view));
+ }
+ priv->rubber_start = NULL;
+ gtk_grab_remove (widget);
+ }
+ return TRUE;
+}
+
+static gboolean
+motion_notify_event (GtkWidget *widget,
+ GdkEventMotion *event,
+ ModestAttachmentsView *atts_view)
+{
+ ModestAttachmentsViewPrivate *priv = MODEST_ATTACHMENTS_VIEW_GET_PRIVATE (atts_view);
+ if (gtk_grab_get_current () == widget) {
+ GtkWidget *att_view = NULL;
+
+ att_view = get_att_view_at_coords (MODEST_ATTACHMENTS_VIEW (widget),
+ (gint) event->x_root, (gint) event->y_root);
+
+ if (att_view != NULL) {
+ unselect_all (MODEST_ATTACHMENTS_VIEW (widget));
+ select_range (MODEST_ATTACHMENTS_VIEW (widget),
+ MODEST_ATTACHMENT_VIEW (priv->rubber_start),
+ MODEST_ATTACHMENT_VIEW (att_view));
+ }
+ }
+ return TRUE;
+}
+
+static GList*
+find_prev_or_next_not_purged (GList *list, gboolean prev, gboolean include_this)
+{
+ GList *tmp = NULL;
+ gboolean is_valid;
+
+ if (!include_this) {
+ if (prev) {
+ tmp = g_list_previous (list);
+ } else {
+ tmp = g_list_next (list);
+ }
+ } else {
+ tmp = list;
+ }
+
+ if (!tmp)
+ return NULL;
+
+ do {
+ ModestAttachmentView *att_view = (ModestAttachmentView *) tmp->data;
+ TnyMimePart *mime_part = tny_mime_part_view_get_part (TNY_MIME_PART_VIEW (att_view));
+
+ /* Do not select purged attachments */
+ if (TNY_IS_MIME_PART (mime_part) && !tny_mime_part_is_purged (mime_part)) {
+ is_valid = TRUE;
+ } else {
+ if (prev)
+ tmp = g_list_previous (tmp);
+ else
+ tmp = g_list_next (tmp);
+ is_valid = FALSE;
+ }
+ g_object_unref (mime_part);
+ } while (!is_valid && tmp);
+
+ return tmp;
+}
+
+
+static gboolean
+key_press_event (GtkWidget *widget,
+ GdkEventKey *event,
+ ModestAttachmentsView *atts_view)
+{
+ ModestAttachmentsViewPrivate *priv = MODEST_ATTACHMENTS_VIEW_GET_PRIVATE (atts_view);
+
+ if (priv->style == MODEST_ATTACHMENTS_VIEW_STYLE_NO_FOCUS) {
+ unselect_all (atts_view);
+ return FALSE;
+ }
+
+ /* If grabbed (for example rubber banding), escape leaves the rubberbanding mode */
+ if (gtk_grab_get_current () == widget) {
+ if (event->keyval == GDK_Escape) {
+ set_selected (MODEST_ATTACHMENTS_VIEW (widget),
+ MODEST_ATTACHMENT_VIEW (priv->rubber_start));
+ priv->rubber_start = NULL;
+ gtk_grab_remove (widget);
+ return TRUE;
+ }
+ return FALSE;
+ }
+
+ if (event->keyval == GDK_Up) {
+ ModestAttachmentView *current_sel = NULL;
+ gboolean move_out = FALSE;
+ GList * box_children, *new_sel, *first_child;
+
+ box_children = gtk_container_get_children (GTK_CONTAINER (priv->box));
+ if (box_children == NULL) {
+ move_out = TRUE;
+ } else {
+ first_child = box_children;
+ first_child = find_prev_or_next_not_purged (box_children, FALSE, TRUE);
+ if (priv->selected != NULL && first_child != NULL) {
+ if (priv->selected->data != first_child->data)
+ current_sel = (ModestAttachmentView *) priv->selected->data;
+ else
+ move_out = TRUE;
+ } else {
+ move_out = TRUE;
+ }
+ }
+
+ if (move_out) {
+ GtkWidget *toplevel = NULL;
+ /* move cursor outside */
+ toplevel = gtk_widget_get_toplevel (widget);
+ if (GTK_WIDGET_TOPLEVEL (toplevel) && GTK_IS_WINDOW (toplevel))
+ g_signal_emit_by_name (toplevel, "move-focus", GTK_DIR_UP);
+ unselect_all (atts_view);
+ } else {
+ new_sel = g_list_find (box_children, (gpointer) current_sel);
+ new_sel = find_prev_or_next_not_purged (new_sel, TRUE, FALSE);
+ /* We assume that we detected properly that
+ there is a not purge attachment so we don't
+ need to check NULL */
+ set_selected (MODEST_ATTACHMENTS_VIEW (atts_view), MODEST_ATTACHMENT_VIEW (new_sel->data));
+ }
+ g_list_free (box_children);
+ return TRUE;
+ }
+
+ if (event->keyval == GDK_Down) {
+ ModestAttachmentView *current_sel = NULL;
+ gboolean move_out = FALSE;
+ GList * box_children, *new_sel, *last_child = NULL;
+
+ box_children = gtk_container_get_children (GTK_CONTAINER (priv->box));
+
+ if (box_children == NULL) {
+ move_out = TRUE;
+ } else {
+ last_child = g_list_last (box_children);
+ last_child = find_prev_or_next_not_purged (last_child, TRUE, TRUE);
+ if (priv->selected != NULL && last_child != NULL) {
+ GList *last_selected = g_list_last (priv->selected);
+ if (last_selected->data != last_child->data)
+ current_sel = (ModestAttachmentView *) last_selected->data;
+ else
+ move_out = TRUE;
+ } else {
+ move_out = TRUE;
+ }
+ }
+
+ if (move_out) {
+ GtkWidget *toplevel = NULL;
+ /* move cursor outside */
+ toplevel = gtk_widget_get_toplevel (widget);
+ if (GTK_WIDGET_TOPLEVEL (toplevel) && GTK_IS_WINDOW (toplevel))
+ g_signal_emit_by_name (toplevel, "move-focus", GTK_DIR_DOWN);
+ unselect_all (atts_view);
+ } else {
+ new_sel = g_list_find (box_children, (gpointer) current_sel);
+ new_sel = find_prev_or_next_not_purged (new_sel, FALSE, FALSE);
+ set_selected (MODEST_ATTACHMENTS_VIEW (atts_view), MODEST_ATTACHMENT_VIEW (new_sel->data));
+ }
+ g_list_free (box_children);
+ return TRUE;
+ }
+
+ if (event->keyval == GDK_BackSpace) {
+ g_signal_emit (G_OBJECT (widget), signals[DELETE_SIGNAL], 0);
+ return TRUE;
+ }
+
+ /* Activates selected item */
+ if (g_list_length (priv->selected) == 1) {
+ ModestAttachmentView *att_view = (ModestAttachmentView *) priv->selected->data;
+ if ((event->keyval == GDK_Return)) {
+ TnyMimePart *mime_part = tny_mime_part_view_get_part (TNY_MIME_PART_VIEW (att_view));
+ if (TNY_IS_MIME_PART (mime_part)) {
+ g_signal_emit (G_OBJECT (widget), signals[ACTIVATE_SIGNAL], 0, mime_part);
+ g_object_unref (mime_part);
+ }
+ return TRUE;
+ }
+ }
+
+ return FALSE;
+}
+
+
+static GtkWidget *
+get_att_view_at_coords (ModestAttachmentsView *atts_view,
+ gdouble x, gdouble y)
+{
+ ModestAttachmentsViewPrivate *priv = NULL;
+ GList *att_view_list, *node;
+ GtkWidget *result = NULL;
+
+ priv = MODEST_ATTACHMENTS_VIEW_GET_PRIVATE (atts_view);
+ att_view_list = gtk_container_get_children (GTK_CONTAINER (priv->box));
+
+ for (node = att_view_list; node != NULL; node = g_list_next (node)) {
+ GtkWidget *att_view = (GtkWidget *) node->data;
+ gint pos_x, pos_y, w, h, int_x, int_y;
+ gint widget_x, widget_y;
+
+ gdk_window_get_origin (att_view->window, &widget_x, &widget_y);
+
+ pos_x = widget_x;
+ pos_y = widget_y;
+ w = att_view->allocation.width;
+ h = att_view->allocation.height;
+
+ int_x = (gint) x - GTK_WIDGET (atts_view)->allocation.x;
+ int_y = (gint) y - GTK_WIDGET (atts_view)->allocation.y;
+
+ if ((x >= pos_x) && (x <= (pos_x + w)) && (y >= pos_y) && (y <= (pos_y + h))) {
+ result = att_view;
+ break;
+ }
+ }
+
+ g_list_free (att_view_list);
+ return result;
+}
+
+static void
+unselect_all (ModestAttachmentsView *atts_view)
+{
+ ModestAttachmentsViewPrivate *priv = NULL;
+ GList *att_view_list, *node;
+
+ priv = MODEST_ATTACHMENTS_VIEW_GET_PRIVATE (atts_view);
+ att_view_list = gtk_container_get_children (GTK_CONTAINER (priv->box));
+
+ for (node = att_view_list; node != NULL; node = g_list_next (node)) {
+ GtkWidget *att_view = (GtkWidget *) node->data;
+
+ if (GTK_WIDGET_STATE (att_view) == GTK_STATE_SELECTED)
+ gtk_widget_set_state (att_view, GTK_STATE_NORMAL);
+ }
+
+ g_list_free (priv->selected);
+ priv->selected = NULL;
+
+ g_list_free (att_view_list);
+}
+
+static void
+set_selected (ModestAttachmentsView *atts_view, ModestAttachmentView *att_view)
+{
+ ModestAttachmentsViewPrivate *priv = MODEST_ATTACHMENTS_VIEW_GET_PRIVATE (atts_view);
+ TnyMimePart *part;
+
+ unselect_all (atts_view);
+ part = tny_mime_part_view_get_part (TNY_MIME_PART_VIEW (att_view));
+
+ g_list_free (priv->selected);
+ priv->selected = NULL;
+ if (TNY_IS_MIME_PART (part) && !tny_mime_part_is_purged (part)) {
+ gtk_widget_set_state (GTK_WIDGET (att_view), GTK_STATE_SELECTED);
+ priv->selected = g_list_append (priv->selected, att_view);
+ }
+ if (part)
+ g_object_unref (part);
+
+ own_clipboard (atts_view);
+}
+
+static void
+select_range (ModestAttachmentsView *atts_view, ModestAttachmentView *att1, ModestAttachmentView *att2)
+{
+ ModestAttachmentsViewPrivate *priv = MODEST_ATTACHMENTS_VIEW_GET_PRIVATE (atts_view);
+ GList *children = NULL;
+ GList *node = NULL;
+ gboolean selecting = FALSE;
+ TnyMimePart *part;
+
+ unselect_all (atts_view);
+
+ if (att1 == att2) {
+ set_selected (atts_view, att1);
+ return;
+ }
+
+ children = gtk_container_get_children (GTK_CONTAINER (priv->box));
+ g_list_free (priv->selected);
+ priv->selected = NULL;
+
+
+ for (node = children; node != NULL; node = g_list_next (node)) {
+ if ((node->data == att1) || (node->data == att2)) {
+ part = tny_mime_part_view_get_part (TNY_MIME_PART_VIEW (node->data));
+ if (!tny_mime_part_is_purged (part)) {
+ gtk_widget_set_state (GTK_WIDGET (node->data), GTK_STATE_SELECTED);
+ priv->selected = g_list_append (priv->selected, node->data);
+ }
+ g_object_unref (part);
+ selecting = !selecting;
+ } else if (selecting) {
+ part = tny_mime_part_view_get_part (TNY_MIME_PART_VIEW (node->data));
+ if (!tny_mime_part_is_purged (part)) {
+ gtk_widget_set_state (GTK_WIDGET (node->data), GTK_STATE_SELECTED);
+ priv->selected = g_list_append (priv->selected, node->data);
+ }
+ g_object_unref (part);
+ }
+
+ }
+ g_list_free (children);
+
+ own_clipboard (atts_view);
+}
+
+static void clipboard_get (GtkClipboard *clipboard, GtkSelectionData *selection_data,
+ guint info, gpointer userdata)
+{
+ ModestAttachmentsView *atts_view = (ModestAttachmentsView *) userdata;
+ ModestAttachmentsViewPrivate *priv = MODEST_ATTACHMENTS_VIEW_GET_PRIVATE (atts_view);
+
+ if ((priv->selected != NULL)&&(priv->selected->next == NULL)) {
+ if (info == MODEST_ATTACHMENTS_VIEW_CLIPBOARD_TYPE_INDEX) {
+ /* MODEST_ATTACHMENT requested. As the content id is not filled in all the case, we'll
+ * use an internal index. This index is simply the index of the attachment in the vbox */
+ GList *box_children = NULL;
+ gint index;
+ box_children = gtk_container_get_children (GTK_CONTAINER (priv->box));
+ index = g_list_index (box_children, priv->selected);
+ if (index >= 0) {
+ gchar *index_str = g_strdup_printf("%d", index);
+ gtk_selection_data_set_text (selection_data, index_str, -1);
+ g_free (index_str);
+ }
+ }
+ }
+}
+
+TnyList *
+modest_attachments_view_get_selection (ModestAttachmentsView *atts_view)
+{
+ ModestAttachmentsViewPrivate *priv;
+ TnyList *selection;
+ GList *node;
+
+ g_return_val_if_fail (MODEST_IS_ATTACHMENTS_VIEW (atts_view), NULL);
+ priv = MODEST_ATTACHMENTS_VIEW_GET_PRIVATE (atts_view);
+
+ selection = tny_simple_list_new ();
+ for (node = priv->selected; node != NULL; node = g_list_next (node)) {
+ ModestAttachmentView *att_view = (ModestAttachmentView *) node->data;
+ TnyMimePart *part = tny_mime_part_view_get_part (TNY_MIME_PART_VIEW (att_view));
+ tny_list_append (selection, (GObject *) part);
+ g_object_unref (part);
+ }
+
+ return selection;
+}
+
+TnyList *
+modest_attachments_view_get_attachments (ModestAttachmentsView *atts_view)
+{
+ ModestAttachmentsViewPrivate *priv;
+ TnyList *att_list;
+ GList *children, *node= NULL;
+
+ g_return_val_if_fail (MODEST_IS_ATTACHMENTS_VIEW (atts_view), NULL);
+ priv = MODEST_ATTACHMENTS_VIEW_GET_PRIVATE (atts_view);
+
+ att_list = TNY_LIST (tny_simple_list_new ());
+
+ children = gtk_container_get_children (GTK_CONTAINER (priv->box));
+ for (node = children; node != NULL; node = g_list_next (node)) {
+ GtkWidget *att_view = GTK_WIDGET (node->data);
+ TnyMimePart *mime_part = tny_mime_part_view_get_part (TNY_MIME_PART_VIEW (att_view));
+ tny_list_append (att_list, (GObject *) mime_part);
+ g_object_unref (mime_part);
+ }
+ g_list_free (children);
+ return att_list;
+
+}
+
+void
+modest_attachments_view_select_all (ModestAttachmentsView *atts_view)
+{
+ ModestAttachmentsViewPrivate *priv = MODEST_ATTACHMENTS_VIEW_GET_PRIVATE (atts_view);
+ GList *children = NULL;
+ GList *node = NULL;
+
+ unselect_all (atts_view);
+
+ if (priv->style == MODEST_ATTACHMENTS_VIEW_STYLE_LINKS)
+ return;
+
+ children = gtk_container_get_children (GTK_CONTAINER (priv->box));
+ g_list_free (priv->selected);
+ priv->selected = NULL;
+
+ for (node = children; node != NULL; node = g_list_next (node)) {
+ ModestAttachmentView *att_view = (ModestAttachmentView *) node->data;
+ TnyMimePart *mime_part = tny_mime_part_view_get_part (TNY_MIME_PART_VIEW (att_view));
+
+ /* Do not select purged attachments */
+ if (TNY_IS_MIME_PART (mime_part) && !tny_mime_part_is_purged (mime_part)) {
+ gtk_widget_set_state (GTK_WIDGET (node->data), GTK_STATE_SELECTED);
+ priv->selected = g_list_append (priv->selected, node->data);
+ }
+ g_object_unref (mime_part);
+ }
+ g_list_free (children);
+
+ own_clipboard (atts_view);
+}
+
+gboolean
+modest_attachments_view_has_attachments (ModestAttachmentsView *atts_view)
+{
+ ModestAttachmentsViewPrivate *priv;
+ GList *children;
+ gboolean result;
+
+ g_return_val_if_fail (MODEST_IS_ATTACHMENTS_VIEW (atts_view), FALSE);
+ priv = MODEST_ATTACHMENTS_VIEW_GET_PRIVATE (atts_view);
+
+ children = gtk_container_get_children (GTK_CONTAINER (priv->box));
+ result = (children != NULL);
+ g_list_free (children);
+
+ return result;
+}
+
+void
+modest_attachments_view_get_sizes (ModestAttachmentsView *attachments_view,
+ gint *attachments_count,
+ guint64 *attachments_size)
+{
+ ModestAttachmentsViewPrivate *priv;
+ GList *children, *node;
+
+ g_return_if_fail (MODEST_IS_ATTACHMENTS_VIEW (attachments_view));
+ g_return_if_fail (attachments_count != NULL && attachments_size != NULL);
+
+ *attachments_count = 0;
+ *attachments_size = 0;
+
+ priv = MODEST_ATTACHMENTS_VIEW_GET_PRIVATE (attachments_view);
+
+ children = gtk_container_get_children (GTK_CONTAINER (priv->box));
+ for (node = children; node != NULL; node = g_list_next (node)) {
+ GtkWidget *att_view = (GtkWidget *) node->data;
+ TnyMimePart *part = tny_mime_part_view_get_part (TNY_MIME_PART_VIEW (att_view));
+
+ if (!tny_mime_part_is_purged (part)) {
+ guint64 size;
+ (*attachments_count) ++;
+ size = modest_attachment_view_get_size (MODEST_ATTACHMENT_VIEW (att_view));
+ if (size == 0) {
+ /* we do a random estimation of the size of an attachment */
+ size = 32768;
+ }
+ *attachments_size += size;
+ }
+ g_object_unref (part);
+ }
+ g_list_free (children);
+}
+
+static void
+dummy_clear_func (GtkClipboard *clipboard,
+ gpointer user_data_or_owner)
+{
+ /* Do nothing */
+}
+
+static void
+own_clipboard (ModestAttachmentsView *atts_view)
+{
+ GtkTargetEntry targets[] = {
+ {MODEST_ATTACHMENTS_VIEW_CLIPBOARD_TYPE, 0, MODEST_ATTACHMENTS_VIEW_CLIPBOARD_TYPE_INDEX},
+ };
+
+ gtk_clipboard_set_with_owner (gtk_widget_get_clipboard (GTK_WIDGET (atts_view), GDK_SELECTION_PRIMARY),
+ targets, G_N_ELEMENTS (targets),
+ clipboard_get, dummy_clear_func, G_OBJECT(atts_view));
+}
+
+static gboolean
+focus_out_event (GtkWidget *widget, GdkEventFocus *event, ModestAttachmentsView *atts_view)
+{
+ if (!gtk_widget_is_focus (widget))
+ unselect_all (atts_view);
+
+ return FALSE;
+}
+
+static gboolean
+focus (GtkWidget *widget, GtkDirectionType direction, ModestAttachmentsView *atts_view)
+{
+ ModestAttachmentsViewPrivate *priv = MODEST_ATTACHMENTS_VIEW_GET_PRIVATE (atts_view);
+ GList *children = NULL;
+ GtkWidget *toplevel = NULL;
+
+ toplevel = gtk_widget_get_toplevel (widget);
+ if (!gtk_window_has_toplevel_focus (GTK_WINDOW (toplevel)))
+ return FALSE;
+
+ if (priv->style != MODEST_ATTACHMENTS_VIEW_STYLE_NO_FOCUS) {
+ children = gtk_container_get_children (GTK_CONTAINER (priv->box));
+ if (children != NULL) {
+ set_selected (atts_view, MODEST_ATTACHMENT_VIEW (children->data));
+ }
+ g_list_free (children);
+ }
+
+ return FALSE;
+}
+
+void
+modest_attachments_view_set_style (ModestAttachmentsView *self,
+ ModestAttachmentsViewStyle style)
+{
+ ModestAttachmentsViewPrivate *priv;
+
+ g_return_if_fail (MODEST_IS_ATTACHMENTS_VIEW (self));
+ priv = MODEST_ATTACHMENTS_VIEW_GET_PRIVATE (self);
+
+ if (priv->style != style) {
+ priv->style = style;
+ gtk_widget_queue_draw (GTK_WIDGET (self));
+ if (priv->style == MODEST_ATTACHMENTS_VIEW_STYLE_SELECTABLE) {
+ GTK_WIDGET_SET_FLAGS (self, GTK_CAN_FOCUS);
+ } else {
+ GTK_WIDGET_UNSET_FLAGS (self, GTK_CAN_FOCUS);
+ }
+
+ }
+}
+
+guint
+modest_attachments_view_get_num_attachments (ModestAttachmentsView *atts_view)
+{
+ ModestAttachmentsViewPrivate *priv;
+ GList *children;
+ gint result;
+
+ g_return_val_if_fail (MODEST_IS_ATTACHMENTS_VIEW (atts_view), 0);
+ priv = MODEST_ATTACHMENTS_VIEW_GET_PRIVATE (atts_view);
+
+ children = gtk_container_get_children (GTK_CONTAINER (priv->box));
+ result = g_list_length (children);
+ g_list_free (children);
+
+ return result;
+}