[gnome-shell/wip/appdisplay-leak: 46/46] appDisplay: keep popup open on refresh

[Ray Strode <halfline src gnome org>]

commit 32d5b00dfefd012184c3ba2e2399ba4ac84b3aec
Author: Ray Strode <rstrode redhat com>
Date:   Thu Jul 18 11:13:27 2019 -0400

    appDisplay: keep popup open on refresh
    
    If the list of applications is refreshed we currently close
    the open app folder.
    
    This commit adds logic to reopen the app folder on reload.

 js/ui/appDisplay.js | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)
---
diff --git a/js/ui/appDisplay.js b/js/ui/appDisplay.js
index f77247f77..ef569cd5b 100644
--- a/js/ui/appDisplay.js
+++ b/js/ui/appDisplay.js
@@ -330,6 +330,22 @@ var AllView = class AllView extends BaseAppView {
         super.removeAll();
     }
 
+    _redisplay() {
+        let openFolderId = null;
+        if (this._displayingPopup && this._currentPopup) {
+            openFolderId = this._currentPopup._source.id;
+        }
+
+        super._redisplay();
+
+        if (openFolderId) {
+            let [folderToReopen] = this.folderIcons.filter(folder => folder.id == openFolderId);
+
+            if (folderToReopen)
+                folderToReopen.open();
+        }
+    }
+
     _itemNameChanged(item) {
         // If an item's name changed, we can pluck it out of where it's
         // supposed to be and reinsert it where it's sorted.