diff options
Diffstat (limited to 'redo/uitask_windows.c')
| -rw-r--r-- | redo/uitask_windows.c | 35 |
1 files changed, 24 insertions, 11 deletions
diff --git a/redo/uitask_windows.c b/redo/uitask_windows.c index 85b077d..3101452 100644 --- a/redo/uitask_windows.c +++ b/redo/uitask_windows.c @@ -4,15 +4,18 @@ #include "_cgo_export.h" // note that this includes the terminating '\0' -#define NAREACLASS (sizeof areaWindowClass / sizeof areaWindowClass[0]) +// this also assumes WC_TABCONTROL is longer than areaWindowClass +#define NCLASSNAME (sizeof WC_TABCONTROL / sizeof WC_TABCONTROL[0]) void uimsgloop(void) { MSG msg; int res; - HWND active; - WCHAR classchk[NAREACLASS]; + HWND active, focus; + WCHAR classchk[NCLASSNAME]; BOOL dodlgmessage; + BOOL istab; + BOOL idm; for (;;) { SetLastError(0); @@ -23,21 +26,31 @@ void uimsgloop(void) break; active = GetActiveWindow(); if (active != NULL) { - HWND focus; - + // bit of logic involved here: + // we don't want dialog messages passed into Areas, so we don't call IsDialogMessageW() there + // as for Tabs, we can't have both WS_TABSTOP and WS_EX_CONTROLPARENT set at the same time, so we hotswap the two styles to get the behavior we want + // theoretically we could use the class atom to avoid a wcscmp() + // however, raymond chen advises against this - http://blogs.msdn.com/b/oldnewthing/archive/2004/10/11/240744.aspx (and we're not in control of the Tab class, before you say anything) + // we could also theoretically just send msgAreaDefocuses directly, but what DefWindowProc() does to a WM_APP message is undocumented dodlgmessage = TRUE; + istab = FALSE; focus = GetFocus(); if (focus != NULL) { - // theoretically we could use the class atom to avoid a wcscmp() - // however, raymond chen advises against this - http://blogs.msdn.com/b/oldnewthing/archive/2004/10/11/240744.aspx - // while I have no idea what could deregister *my* window class from under *me*, better safe than sorry - // we could also theoretically just send msgAreaDefocuses directly, but what DefWindowProc() does to a WM_APP message is undocumented - if (GetClassNameW(focus, classchk, NAREACLASS) == 0) + if (GetClassNameW(focus, classchk, NCLASSNAME) == 0) xpanic("error getting name of focused window class for Area check", GetLastError()); if (wcscmp(classchk, areaWindowClass) == 0) dodlgmessage = FALSE; + else if (wcscmp(classchk, WC_TABCONTROL) == 0) + istab = TRUE; } - if (dodlgmessage && IsDialogMessageW(active, &msg) != 0) + if (istab) + tabEnterChildren(focus); + // TODO this goes into an infinite loop on a blank tab + if (dodlgmessage) + idm = IsDialogMessageW(active, &msg); + if (istab) + tabLeaveChildren(focus); + if (idm != 0) continue; } TranslateMessage(&msg); |