WNDPROC SetWndProc(WNDPROC wndproc)
{
AssertThread();
return (WNDPROC)::SetWindowLongPtr(hWnd, GWLP_WNDPROC, (LONG_PTR)wndproc);
}
void SetCapture() {
AssertNoneLocked();
AssertThread();
::SetCapture(hWnd);
}
void ReleaseCapture() {
AssertNoneLocked();
AssertThread();
::ReleaseCapture();
}
void SetFocus() {
AssertNoneLocked();
AssertThread();
::SetFocus(hWnd);
}
void FocusParent() {
AssertNoneLocked();
AssertThread();
::SetFocus(::GetParent(hWnd));
}
void Show() {
AssertThread();
::ShowWindow(hWnd, SW_SHOW);
}
void Hide() {
AssertThread();
::ShowWindow(hWnd, SW_HIDE);
}
bool IsDown() const {
AssertNoneLocked();
AssertThread();
return (Button_GetState(hWnd) & BST_PUSHED) != 0;
}
const Font &GetFont() const {
AssertThread();
assert(font != nullptr);
return *font;
}
/**
* Returns the parent's client area rectangle.
*/
#ifdef USE_WINUSER
gcc_pure
PixelRect GetParentClientRect() const {
assert(IsDefined());
HWND hParent = ::GetParent(hWnd);
assert(hParent != nullptr);
PixelRect rc;
::GetClientRect(hParent, &rc);
return rc;
}
#else
gcc_pure
PixelRect GetParentClientRect() const;
#endif
#ifndef USE_WINUSER
virtual void Invalidate();
#else /* USE_WINUSER */
HDC BeginPaint(PAINTSTRUCT *ps) {
AssertThread();
return ::BeginPaint(hWnd, ps);
}
void EndPaint(PAINTSTRUCT *ps) {
AssertThread();
::EndPaint(hWnd, ps);
}
void SetUserData(void *value)
{
AssertThread();
::SetWindowLongPtr(hWnd, GWLP_USERDATA, (LONG_PTR)value);
}
void ReleaseCapture() {
AssertThread();
::ReleaseCapture();
}
void SetCapture() {
AssertThread();
::SetCapture(hWnd);
}
void SetFocus() {
AssertThread();
::SetFocus(hWnd);
}
bool is_down() const {
assert_none_locked();
AssertThread();
return (Button_GetState(hWnd) & BST_PUSHED) != 0;
}
