Game browser search: also match the filename, minus extension

Works before the game's metadata has loaded.

Co-Authored-By: Claude Opus 5.5 (1M context) <[email protected]>

UI/GameBrowser.cpp

@@ -108,6 +108,16 @@ public:
 
 	void Draw(UIContext &dc) override;
 	std::string DescribeText() const override;
+	std::string SearchAlias() const override {
+		// Without the extension, or searching for "iso" would match every ISO. Only three or more
+		// letters counts as one, so a folder like "Game v1.2" keeps its version number.
+		std::string filename = gamePath_.GetFilename();
+		const std::string ext = gamePath_.GetFileExtension();
+		if (ext.size() >= 4 && ext.size() <= filename.size() && std::all_of(ext.begin() + 1, ext.end(), [](char c) { return c >= 'a' && c <= 'z'; })) {
+			filename.resize(filename.size() - ext.size());
+		}
+		return filename;
+	}
 	void GetContentDimensions(const UIContext &dc, float &w, float &h) const override {
 		if (gridStyle_) {
 			w = 144 * g_Config.fGameGridScale;

UI/MiscViews.cpp

@@ -397,6 +397,11 @@ void ViewSearch::ApplySearchFilter(UI::ViewGroup *viewGroup, bool setKeyboardFoc
 			if (v->CanBeFocused() && !firstMatch) {
 				firstMatch = v;
 			}
+		} else if (v->CanBeFocused() && NormalizeForSearch(v->SearchAlias()).find(filter) != std::string::npos) {
+			match = true;
+			if (!firstMatch) {
+				firstMatch = v;
+			}
 		} else {
 			std::string label = v->DescribeText();
 			// This is a bit of a hack to recognize a pending game title.