Private/timar/missingimages backport

browser/src/app/LOUtil.ts

@@ -215,7 +215,14 @@ class LOUtil {
 	public static onlydarkModeItems: string[] = ['invertbackground'];
 
 	// Common images used in all modes, so the default one will be used.
-	public static commonItems: string[] = ['serverauditok', 'serverauditerror'];
+	public static commonItems: string[] = [
+		'serverauditok',
+		'serverauditerror',
+		'compact_customanimation',
+		'slideshow-exit',
+		'slideshow-slideNext',
+		'slideshow-slidePrevious',
+	];
 
 	// Helper function to strip '.svg' suffix and 'lc_' prefix.
 	public static stripName(name: string): string {
@@ -331,6 +338,13 @@ class LOUtil {
 			cleanName = encodeURIComponent(cleanName).replace(/%/g, '');
 			cleanName = cleanName.toLowerCase();
 		}
+
+		// Skip icon lookup for numeric-only IDs (JSDialog artifacts like 1, 5, 65535)
+		if (/^\d+$/.test(cleanName)) return '';
+
+		// Skip icon lookup for overflow button pseudo-commands
+		if (cleanName.startsWith('overflow-button-')) return '';
+
 		var iconURLAliases: IconNameMap = {
 			// lc_closemobile.svg is generated when loading in NB mode then
 			// switch to compact mode: 1st hidden element in the top toolbar
@@ -550,6 +564,12 @@ class LOUtil {
 			graphicfiltersobel: 'graphicfiltersobel',
 			effects: 'pictureeffectsmenu',
 			fitwidthzoom: 'pagewidth',
+			'exportas-pdf': 'exportpdf',
+			'exportas-epub': 'exportepub',
+			'fullscreen-drawing': 'presentation',
+			endnotedialog: 'footnotedialog',
+			updateallindexes: 'insertmultiindex',
+			formatframemenu: 'framedialog',
 		};
 		if (iconURLAliases[cleanName]) {
 			cleanName = iconURLAliases[cleanName];

browser/src/control/Control.JSDialogBuilder.js

@@ -1830,8 +1830,13 @@ window.L.Control.JSDialogBuilder = window.L.Control.extend({
 					buttonImage.src = data.image;
 				}
 				else {
-					buttonImage = window.L.DomUtil.create('img', '', button);
-					app.LOUtil.setImage(buttonImage, app.LOUtil.getIconNameOfCommand(data.command), builder.map);
+					var iconName = app.LOUtil.getIconNameOfCommand(data.command);
+					if (iconName) {
+						buttonImage = window.L.DomUtil.create('img', '', button);
+						app.LOUtil.setImage(buttonImage, iconName, builder.map);
+					} else {
+						buttonImage = false;
+					}
 				}
 			} else {
 				buttonImage = false;