LRESULT CSubclassWnd::WindowProc(UINT uMsg, WPARAM wParam, LPARAM lParam)
{
ASSERT(m_hWnd);
ASSERT(m_hWndAfter);
ASSERT(m_oldWndProc);
#if 0
if(uMsg == WM_CLOSE) /*有时侯窗口处理完WM_CLOSE就没有WM_NCDESTROY了*/
{
WNDPROC hOld = Unsubclass();
LRESULT lr = ::CallWindowProc(hOld, m_hWndAfter, uMsg, wParam, lParam);
return lr;
}
#endif
if(uMsg == WM_NCDESTROY)//
{
LRESULT lr;
if(m_hWnd != NULL)
{
WNDPROC hOld = Unsubclass();
lr = ::CallWindowProc(hOld, m_hWndAfter, uMsg, wParam, lParam);
}
else
{
lr = ::DefWindowProc(m_hWndAfter, uMsg, wParam, lParam);
}
PostNcDestroy();
return lr;
}
return ::CallWindowProc(m_oldWndProc, m_hWnd, uMsg, wParam, lParam);
}
static LRESULT CALLBACK TreeProc(HWND hwnd, UINT msg, WPARAM wp, LPARAM lp, UINT_PTR uIdSubclass, DWORD_PTR dwRefData) {
UNUSED(uIdSubclass);
TreeCtrl* w = (TreeCtrl*)dwRefData;
CrashIf(w->hwnd != (HWND)hwnd);
if (w->preFilter) {
bool discard = false;
auto res = w->preFilter(hwnd, msg, wp, lp, discard);
if (discard) {
return res;
}
}
if (WM_ERASEBKGND == msg) {
return FALSE;
}
if (WM_KEYDOWN == msg) {
if (HandleKey(hwnd, wp)) {
return 0;
}
}
if (WM_NCDESTROY == msg) {
Unsubclass(w);
return DefSubclassProc(hwnd, msg, wp, lp);
}
return DefSubclassProc(hwnd, msg, wp, lp);
}
CSubclassWnd::~CSubclassWnd()
{
Unsubclass();
if(CSubclassWnd::m_SubclassWndMap.GetSize() <= 0)
{
delete CSubclassWnd::m_CS;
CSubclassWnd::m_CS = NULL;
CSubclassWnd::m_bCSinit = false;
}
}
bool CWndScroller::Close(void)
{
bool result = true;
if (!Unsubclass()) //detach window
result = false;
mp_origWnd = NULL;
return result;
}
HWND CSiWindow::Detach()
{
if(m_timerId != 0)
{
::KillTimer(m_hWnd, PW_TIMER_ID);
m_timerId = 0;
}
m_powerMode.Detach();
HWND hTmp = m_hWnd;
Unsubclass();
return hTmp;
}
void BalloonMsg::SubclassWnd(HWND wnd)
{
if (g_balloon)
g_balloon->Close();
Unsubclass();
::GetWindowRect(wnd, &g_child_window_rect_rect);
g_sentry = wnd;
g_balloon = this;
g_pfnOldWindowProc = reinterpret_cast<WNDPROC>(::SetWindowLongPtr(wnd, GWLP_WNDPROC, LONG_PTR(SentryWindowProc)));
g_parent = ::GetParent(wnd);
if (g_parent)
g_pfnOldWindowProc2 = reinterpret_cast<WNDPROC>(::SetWindowLongPtr(g_parent, GWLP_WNDPROC, LONG_PTR(ParentWindowProc)));
}
void BalloonMsg::Close()
{
if (closing_)
return;
closing_ = true;
// AFX_MANAGE_STATE(AfxGetStaticModuleState())
UninstallMouseHook();
ShowWindow(SW_HIDE);
TOOLINFO ti;
ti.cbSize = sizeof ti;
ti.uFlags = TTF_TRACK | TTF_IDISHWND;
ti.hwnd = g_sentry;
ti.uId = 1;
ti.hinst = NULL;
ti.lpszText = 0;
ti.rect.left = 0;
ti.rect.top = 0;
ti.rect.right = 0;
ti.rect.bottom = 0;
ti.lParam = 0;
SendMessage(TTM_TRACKACTIVATE, false, LPARAM(&ti));
HWND wnd= g_sentry;
Unsubclass();
KillTimer(1);
DestroyWindow();
if (wnd && ::IsWindow(wnd))
{
// this multiple invalidate rect takes care of proper
// redrawing of MSFlexGrid control (at least usually);
// when the scrollbar is on even that doesn't help
::InvalidateRect(wnd, 0, true);
::UpdateWindow(wnd);
::InvalidateRect(wnd, 0, true);
::RedrawWindow(wnd, 0, 0, RDW_ERASE | RDW_INVALIDATE | RDW_FRAME);
}
delete this;
}
HWND CSubclassWnd::Detach()
{
Unsubclass();
return m_hWndAfter;
}
TreeCtrl::~TreeCtrl() {
Unsubclass(this);
// DeleteObject(w->bgBrush);
}
