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Use signalshandler for adjustment signal

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Charles Gagnon
2020-05-01 18:56:26 -04:00
parent d878987d48
commit ff923c75d9
1 changed files with 21 additions and 17 deletions
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38
taskbar.js
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@@ -245,28 +245,32 @@ var taskbar = Utils.defineClass({
let adjustment = this._scrollView[orientation[0] + 'scroll'].adjustment;
let fullScrollView = 0;
adjustment.connect('notify::upper', () => {
// Update minimization animation target position on scrollview change.
this._updateAppIcons();
this._signalsHandler.add([
adjustment,
'notify::upper',
() => {
// Update minimization animation target position on scrollview change.
this._updateAppIcons();
// When applications are ungrouped and there is some empty space on the horizontal taskbar,
// force a fixed label width to prevent the icons from "wiggling" when an animation runs
// (adding or removing an icon). When the taskbar is full, revert to a dynamic label width
// to allow them to resize and make room for new icons.
if (!isVertical && !this.isGroupApps) {
let initial = fullScrollView;
// When applications are ungrouped and there is some empty space on the horizontal taskbar,
// force a fixed label width to prevent the icons from "wiggling" when an animation runs
// (adding or removing an icon). When the taskbar is full, revert to a dynamic label width
// to allow them to resize and make room for new icons.
if (!isVertical && !this.isGroupApps) {
let initial = fullScrollView;
if (!fullScrollView && Math.floor(adjustment.upper) > adjustment.page_size) {
fullScrollView = adjustment.page_size;
} else if (adjustment.page_size < fullScrollView) {
fullScrollView = 0;
}
if (!fullScrollView && Math.floor(adjustment.upper) > adjustment.page_size) {
fullScrollView = adjustment.page_size;
} else if (adjustment.page_size < fullScrollView) {
fullScrollView = 0;
}
if (initial != fullScrollView) {
this._getAppIcons().forEach(a => a.updateTitleWidth(fullScrollView));
if (initial != fullScrollView) {
this._getAppIcons().forEach(a => a.updateTitleWidth(fullScrollView));
}
}
}
});
]);
this._workId = Main.initializeDeferredWork(this._box, Lang.bind(this, this._redisplay));