configure: Initialize the folder browse dialog at the current directo…

…ry. [V]

thcrap_configure/src/configure_search.c

@@ -57,9 +57,25 @@ static const char* ChooseLocation(const char *id, json_t *locs)
 	return NULL;
 }
 
+int CALLBACK SetInitialBrowsePathProc(HWND hWnd, UINT uMsg, LPARAM lp, LPARAM pData)
+{
+	if(pData) {
+		// Work around a bug in Windows 7 and later by sending
+		// BFFM_SETSELECTION a second time.
+		// https://connect.microsoft.com/VisualStudio/feedback/details/518103/bffm-setselection-does-not-work-with-shbrowseforfolder-on-windows-7
+		switch(uMsg) {
+		case BFFM_INITIALIZED:
+		case BFFM_SELCHANGED:
+			SendMessageW(hWnd, BFFM_SETSELECTION, FALSE, pData);
+		}
+	}
+	return 0;
+}
+
 json_t* ConfigureLocateGames(const char *games_js_path)
 {
 	json_t *games;
+	ITEMIDLIST *pidl_start = NULL;
 	BROWSEINFO bi = {0};
 	int repeat = 0;
 
@@ -116,9 +132,17 @@ json_t* ConfigureLocateGames(const char *games_js_path)
 		);
 		pause();
 	}
+
+	// BFFM_SETSELECTION does this anyway if we pass a string, so we
+	// might as well do the slash conversion in win32_utf8's wrapper
+	// while we're at it.
+	SHParseDisplayNameU(games_js_path, NULL, &pidl_start, 0, NULL);
+
 	bi.lpszTitle = "Root path for game search (cancel to search entire system):";
 	bi.ulFlags = BIF_RETURNONLYFSDIRS | BIF_NONEWFOLDERBUTTON | BIF_USENEWUI;
 	bi.hwndOwner = GetConsoleWindow();
+	bi.lpfn = SetInitialBrowsePathProc;
+	bi.lParam = (LPARAM)pidl_start;
 
 	do {
 		char search_path[MAX_PATH * 2] = {0};
@@ -176,5 +200,6 @@ json_t* ConfigureLocateGames(const char *games_js_path)
 		}
 		json_decref(found);
 	} while(repeat);
+	CoTaskMemFree(pidl_start);
 	return games;
 }