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workspacesView: Add timeout for mouse scrolling

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Prevent uncontrollably fast scrolling. Use the same duration as switching
animation, but add a separate timeout to account for disabled animations.

https://gitlab.gnome.org/GNOME/gnome-shell/issues/1338

https://gitlab.gnome.org/GNOME/gnome-shell/merge_requests/825
This commit is contained in:
Alexander Mikhaylenko 2019-10-16 10:39:48 +05:00 committed by Florian Müllner
parent 08ebfa1acf
commit fc7bcf4761
1 changed files with 21 additions and 1 deletions
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22
js/ui/workspacesView.js
View File

@ -1,7 +1,7 @@
// -*- mode: js; js-indent-level: 4; indent-tabs-mode: nil -*-
/* exported WorkspacesView, WorkspacesDisplay */
const { Clutter, Gio, GObject, Meta, Shell, St } = imports.gi;
const { Clutter, Gio, GLib, GObject, Meta, Shell, St } = imports.gi;
const Main = imports.ui.main;
const WindowManager = imports.ui.windowManager;
@ -487,11 +487,13 @@ class WorkspacesDisplay extends St.Widget {
this._restackedNotifyId = 0;
this._scrollEventId = 0;
this._keyPressEventId = 0;
this._scrollTimeoutId = 0;
this._fullGeometry = null;
this._scrolling = false; // swipe-scrolling
this._gestureActive = false; // touch(pad) gestures
this._canScroll = true; // limiting scrolling speed
this.connect('destroy', this._onDestroy.bind(this));
}
@ -509,6 +511,11 @@ class WorkspacesDisplay extends St.Widget {
this._parentSetLater = 0;
}
if (this._scrollTimeoutId !== 0) {
GLib.source_remove(this._scrollTimeoutId);
this._scrollTimeoutId = 0;
}
global.window_manager.disconnect(this._switchWorkspaceId);
global.workspace_manager.disconnect(this._reorderWorkspacesdId);
}
@ -793,6 +800,9 @@ class WorkspacesDisplay extends St.Widget {
this._getMonitorIndexForEvent(event) != this._primaryIndex)
return Clutter.EVENT_PROPAGATE;
if (!this._canScroll)
return Clutter.EVENT_PROPAGATE;
let workspaceManager = global.workspace_manager;
let activeWs = workspaceManager.get_active_workspace();
let ws;
@ -813,6 +823,16 @@ class WorkspacesDisplay extends St.Widget {
return Clutter.EVENT_PROPAGATE;
}
Main.wm.actionMoveWorkspace(ws);
this._canScroll = false;
this._scrollTimeoutId = GLib.timeout_add(GLib.PRIORITY_DEFAULT,
WORKSPACE_SWITCH_TIME, () => {
this._canScroll = true;
this._scrollTimeoutId = 0;
return GLib.SOURCE_REMOVE;
}
);
return Clutter.EVENT_STOP;
}