M src/util/gui.h → src/util/gui.h

@@ -20,6 +20,8 @@ GUI_INPUT_UP,
 	GUI_INPUT_DOWN,
 	GUI_INPUT_LEFT,
 	GUI_INPUT_RIGHT,
+
+	GUI_INPUT_MAX
 };
 
 struct GUIParams {

M src/util/gui/file-select.c → src/util/gui/file-select.c

@@ -58,7 +58,6 @@
 bool selectFile(const struct GUIParams* params, const char* basePath, char* outPath, size_t outLen, const char* suffix) {
 	char currentPath[256];
 	strncpy(currentPath, basePath, sizeof(currentPath));
-	int oldInput = -1;
 	size_t fileIndex = 0;
 	size_t start = 0;
 
@@ -66,10 +65,21 @@ struct FileList currentFiles;
 	FileListInit(&currentFiles, 0);
 	_refreshDirectory(currentPath, &currentFiles);
 
+	int inputHistory[GUI_INPUT_MAX] = { 0 };
+
 	while (true) {
 		int input = params->pollInput();
-		int newInput = input & (oldInput ^ input);
-		oldInput = input;
+		int newInput = 0;
+		for (int i = 0; i < GUI_INPUT_MAX; ++i) {
+			if (input & (1 << i)) {
+				++inputHistory[i];
+			} else {
+				inputHistory[i] = -1;
+			}
+			if (!inputHistory[i] || (inputHistory[i] >= 30 && !(inputHistory[i] % 6))) {
+				newInput |= (1 << i);
+			}
+		}
 
 		if (newInput & (1 << GUI_INPUT_UP) && fileIndex > 0) {
 			--fileIndex;