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user32: If the listbox loses focus while holding capture, release it by essentially simulating a button up event.

This commit is contained in:
Huw Davies 2014-02-20 11:35:18 +00:00 committed by Alexandre Julliard
parent 5782bac2a0
commit fb298aed04
2 changed files with 31 additions and 0 deletions
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1
dlls/user32/listbox.c
View File

@ -2995,6 +2995,7 @@ LRESULT ListBoxWndProc_common( HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam
SEND_NOTIFICATION( descr, LBN_SETFOCUS );
return 0;
case WM_KILLFOCUS:
LISTBOX_HandleLButtonUp( descr ); /* Release capture if we have it */
descr->in_focus = FALSE;
descr->wheel_remain = 0;
if ((descr->focus_item != -1) && descr->caret_on)

30
dlls/user32/tests/listbox.c
View File

@ -234,6 +234,8 @@ static void check_item_height(void)
DestroyWindow (hLB);
}
static int got_selchange;
static LRESULT WINAPI main_window_proc(HWND hwnd, UINT msg, WPARAM wparam, LPARAM lparam)
{
switch (msg)
@ -267,6 +269,10 @@ static LRESULT WINAPI main_window_proc(HWND hwnd, UINT msg, WPARAM wparam, LPARA
break;
}
case WM_COMMAND:
if (HIWORD( wparam ) == LBN_SELCHANGE) got_selchange++;
break;
default:
break;
}
@ -1588,6 +1594,29 @@ todo_wine
DestroyWindow(parent);
}
static void test_missing_lbuttonup( void )
{
HWND listbox, parent, capture;
parent = create_parent();
listbox = create_listbox(WS_CHILD | WS_VISIBLE, parent);
/* Send button down without a corresponding button up */
SendMessageA(listbox, WM_LBUTTONDOWN, 0, MAKELPARAM(10,10));
capture = GetCapture();
ok(capture == listbox, "got %p expected %p\n", capture, listbox);
/* Capture is released and LBN_SELCHANGE sent during WM_KILLFOCUS */
got_selchange = 0;
SetFocus(NULL);
capture = GetCapture();
ok(capture == NULL, "got %p\n", capture);
ok(got_selchange, "got %d\n", got_selchange);
DestroyWindow(listbox);
DestroyWindow(parent);
}
START_TEST(listbox)
{
const struct listbox_test SS =
@ -1668,4 +1697,5 @@ START_TEST(listbox)
test_listbox_dlgdir();
test_set_count();
test_GetListBoxInfo();
test_missing_lbuttonup();
}