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appIcon: Show folder preview when dragging over

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WIP

https://gitlab.gnome.org/GNOME/gnome-shell/merge_requests/603
This commit is contained in:
Georges Basile Stavracas Neto 2019-07-12 19:32:54 -03:00
parent 55eb949def
commit 40ad9ab18c
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GPG Key ID: 886C17EE170D1385
1 changed files with 57 additions and 0 deletions
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57
js/ui/appDisplay.js
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@ -2063,6 +2063,7 @@ var AppIcon = class AppIcon extends BaseViewIcon {
this.actor._delegate = this;
this._scaleInId = 0;
this._folderPreviewId = 0;
delete iconParams['isDraggable'];
@ -2095,6 +2096,11 @@ var AppIcon = class AppIcon extends BaseViewIcon {
_onDestroy() {
super._onDestroy();
if (this._folderPreviewId > 0) {
GLib.source_remove(this._folderPreviewId);
this._folderPreviewId = 0;
}
if (this._stateChangedId > 0)
this.app.disconnect(this._stateChangedId);
this._stateChangedId = 0;
@ -2249,6 +2255,57 @@ var AppIcon = class AppIcon extends BaseViewIcon {
shouldShowTooltip() {
return this.actor.hover && (!this._menu || !this._menu.isOpen);
}
_showFolderPreview() {
this.icon.label.opacity = 0;
// HACK!!!
this.icon._iconBin.save_easing_state();
this.icon._iconBin.scale_x = FOLDER_SUBICON_FRACTION;
this.icon._iconBin.scale_y = FOLDER_SUBICON_FRACTION;
this.icon._iconBin.restore_easing_state();
}
_hideFolderPreview() {
this.icon.label.opacity = 255;
// HACK!!!
this.icon._iconBin.save_easing_state();
this.icon._iconBin.scale_x = 1.0;
this.icon._iconBin.scale_y = 1.0;
this.icon._iconBin.restore_easing_state();
}
_setHoveringByDnd(hovering) {
if (hovering) {
if (this._folderPreviewId > 0)
return;
this._folderPreviewId =
GLib.timeout_add(GLib.PRIORITY_DEFAULT, 500, () => {
this._folderPreviewId = 0;
super._setHoveringByDnd(true);
this._showFolderPreview();
return GLib.SOURCE_REMOVE;
});
} else {
if (this._folderPreviewId > 0) {
GLib.source_remove(this._folderPreviewId);
this._folderPreviewId = 0;
}
super._setHoveringByDnd(false);
this._hideFolderPreview();
}
}
_canDropAt(source) {
return source != this &&
(source instanceof AppIcon) &&
(this.view instanceof AllView);
}
};
Signals.addSignalMethods(AppIcon.prototype);