[gnome-shell/wip/exalm/2151: 2/2] workspacesView: Disable swipe tracker during window dragging

[Alexander Mikhaylenko <alexm src gnome org>]

commit 1736047cd6d5ad149397a9e17956b5c8a13fd201
Author: Alexander Mikhaylenko <exalm7659 gmail com>
Date:   Wed Jan 29 00:08:32 2020 +0500

    workspacesView: Disable swipe tracker during window dragging
    
    Fixes https://gitlab.gnome.org/GNOME/gnome-shell/issues/2151
    
    https://gitlab.gnome.org/GNOME/gnome-shell/merge_requests/966

 js/ui/workspacesView.js | 17 +++++++++++++++++
 1 file changed, 17 insertions(+)
---
diff --git a/js/ui/workspacesView.js b/js/ui/workspacesView.js
index 2dd1ae4909..01d1deb3ab 100644
--- a/js/ui/workspacesView.js
+++ b/js/ui/workspacesView.js
@@ -428,6 +428,13 @@ class WorkspacesDisplay extends St.Widget {
         this._swipeTracker.connect('end', this._switchWorkspaceEnd.bind(this));
         this.bind_property('mapped', this._swipeTracker, 'enabled', GObject.BindingFlags.SYNC_CREATE);
 
+        this._windowDragBeginId =
+            Main.overview.connect('window-drag-begin',
+                this._windowDragBegin.bind(this));
+        this._windowDragEndId =
+            Main.overview.connect('window-drag-begin',
+                this._windowDragEnd.bind(this));
+
         this._primaryIndex = Main.layoutManager.primaryIndex;
         this._workspacesViews = [];
 
@@ -470,6 +477,16 @@ class WorkspacesDisplay extends St.Widget {
 
         global.window_manager.disconnect(this._switchWorkspaceId);
         global.workspace_manager.disconnect(this._reorderWorkspacesdId);
+        Main.overview.disconnect(this._windowDragBeginId);
+        Main.overview.disconnect(this._windowDragEndId);
+    }
+
+    _windowDragBegin() {
+        this._swipeTracker.enabled = false;
+    }
+
+    _windowDragEnd() {
+        this._swipeTracker.enabled = true;
     }
 
     _workspacesReordered() {