animation: Stop the animation before removing all the children

If the resource scale or the scale factor changes while the animation
is playing, we need to stop the animation and start it again once the
texture is loaded, as the idle might try to access an invalidated
animation child otherwise.

https://gitlab.gnome.org/GNOME/gnome-shell/merge_requests/700
This commit is contained in:
Marco Trevisan (Treviño) 2019-06-14 17:48:16 +03:00 committed by Florian Müllner
parent 9e388ebcfd
commit ea4d5f89eb

View File

@ -54,12 +54,19 @@ var Animation = class {
_loadFile(file, width, height) { _loadFile(file, width, height) {
let [validResourceScale, resourceScale] = this.actor.get_resource_scale(); let [validResourceScale, resourceScale] = this.actor.get_resource_scale();
let wasPlaying = this._isPlaying;
if (this._isPlaying)
this.stop();
this._isLoaded = false; this._isLoaded = false;
this.actor.destroy_all_children(); this.actor.destroy_all_children();
if (!validResourceScale) if (!validResourceScale) {
if (wasPlaying)
this.play();
return; return;
}
let textureCache = St.TextureCache.get_default(); let textureCache = St.TextureCache.get_default();
let scaleFactor = St.ThemeContext.get_for_stage(global.stage).scale_factor; let scaleFactor = St.ThemeContext.get_for_stage(global.stage).scale_factor;
@ -67,6 +74,9 @@ var Animation = class {
scaleFactor, resourceScale, scaleFactor, resourceScale,
this._animationsLoaded.bind(this)); this._animationsLoaded.bind(this));
this.actor.set_child(this._animations); this.actor.set_child(this._animations);
if (wasPlaying)
this.play();
} }
_showFrame(frame) { _showFrame(frame) {