Prompt before summarily closing a session

git-svn-id: svn://svn.tartarus.org/sgt/putty@272 cda61777-01e9-0310-a592-d414129be87e

diff --git a/window.c b/window.c
index 8c82af9..10650ed 100644 (file)
--- a/window.c
+++ b/window.c
@@ -616,6 +616,12 @@ static int WINAPI WndProc (HWND hwnd, UINT message,
     switch (message) {
       case WM_CREATE:
        break;
+      case WM_CLOSE:
+       if (MessageBox(hwnd, "Are you sure you want to close this session?",
+                      "PuTTY Exit Confirmation",
+                      MB_ICONWARNING | MB_OKCANCEL) == IDOK)
+           DestroyWindow(hwnd);
+       return 0;
       case WM_DESTROY:
        PostQuitMessage (0);
        return 0;
@@ -1248,7 +1254,7 @@ static int TranslateKey(WPARAM wParam, LPARAM lParam, unsigned char *output) {
        return 0;
     }
     if ((lParam & 0x20000000) && wParam == VK_F4) {
-       SendMessage (hwnd, WM_DESTROY, 0, 0);
+       SendMessage (hwnd, WM_CLOSE, 0, 0);
        return 0;
     }