[gnome-shell] workspace: Keep track of the dragging touch sequence

[Carlos Garnacho <carlosg src gnome org>]

commit 9d203ddc0f591140909117252f99bc08e9043bac
Author: Carlos Garnacho <carlosg gnome org>
Date:   Fri Oct 16 18:32:42 2015 +0200

    workspace: Keep track of the dragging touch sequence
    
    draggable.startDrag() is called directly here (i.e. manualMode is not set),
    we must keep track of the touch event and pass it to startDrag() then.
    
    https://bugzilla.gnome.org/show_bug.cgi?id=756748

 js/ui/workspace.js |    5 ++++-
 1 files changed, 4 insertions(+), 1 deletions(-)
---
diff --git a/js/ui/workspace.js b/js/ui/workspace.js
index 467f210..bacc75b 100644
--- a/js/ui/workspace.js
+++ b/js/ui/workspace.js
@@ -361,6 +361,9 @@ const WindowClone = new Lang.Class({
         // a long-press canceled when the pointer movement
         // exceeds dnd-drag-threshold to manually start the drag
         if (state == Clutter.LongPressState.CANCEL) {
+            let event = Clutter.get_current_event();
+            this._dragTouchSequence = event.get_event_sequence();
+
             // A click cancels a long-press before any click handler is
             // run - make sure to not start a drag in that case
             Meta.later_add(Meta.LaterType.BEFORE_REDRAW, Lang.bind(this,
@@ -369,7 +372,7 @@ const WindowClone = new Lang.Class({
                         return;
                     let [x, y] = action.get_coords();
                     action.release();
-                    this._draggable.startDrag(x, y, global.get_current_time());
+                    this._draggable.startDrag(x, y, global.get_current_time(), this._dragTouchSequence);
                 }));
         }
         return true;