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Allow switching conversations when dragging and dropping

This commit is contained in:
Thibaut Girka 2018-04-08 20:35:54 +02:00 committed by fiaxh
parent f5e0ecafae
commit a7e92960a3
1 changed files with 27 additions and 0 deletions
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27
main/src/ui/conversation_selector/conversation_selector.vala
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@ -11,6 +11,7 @@ public class ConversationSelector : ListBox {
public signal void conversation_selected(Conversation conversation);
private StreamInteractor stream_interactor;
private uint? drag_timeout;
private HashMap<Conversation, ConversationSelectorRow> rows = new HashMap<Conversation, ConversationSelectorRow>(Conversation.hash_func, Conversation.equals_func);
public ConversationSelector init(StreamInteractor stream_interactor) {
@ -72,10 +73,36 @@ public class ConversationSelector : ListBox {
rows[conversation] = row;
add(row);
row.main_revealer.set_reveal_child(true);
drag_dest_set(row, DestDefaults.MOTION, null, Gdk.DragAction.COPY);
drag_dest_set_track_motion(row, true);
row.drag_motion.connect(this.on_drag_motion);
row.drag_leave.connect(this.on_drag_leave);
}
invalidate_sort();
}
public bool on_drag_motion(Widget widget, Gdk.DragContext context,
int x, int y, uint time) {
if (this.drag_timeout != null)
return false;
this.drag_timeout = Timeout.add(200, () => {
if (widget.get_type().is_a(typeof(ConversationRow))) {
ConversationRow row = widget as ConversationRow;
conversation_selected(row.conversation);
}
this.drag_timeout = null;
return false;
});
return false;
}
public void on_drag_leave(Widget widget, Gdk.DragContext context, uint time) {
if (this.drag_timeout != null) {
Source.remove(this.drag_timeout);
this.drag_timeout = null;
}
}
private void select_fallback_conversation(Conversation conversation) {
if (get_selected_row() == rows[conversation]) {
int index = rows[conversation].get_index();