//窗口创建，实际上还是调用了windows api函数CreateWindowEx
HWND CWindowWnd::Create(HWND hwndParent, LPCTSTR pstrName, DWORD dwStyle, DWORD dwExStyle, int x, int y, int cx, int cy, HMENU hMenu)
{
if( GetSuperClassName() != NULL && !RegisterSuperclass() )
return NULL;
if( GetSuperClassName() == NULL && !RegisterWindowClass() )
return NULL;
m_hWnd = ::CreateWindowEx(dwExStyle, GetWindowClassName(), pstrName, dwStyle, x, y, cx, cy, hwndParent, hMenu, CPaintManagerUI::GetInstance(), this);
ASSERT(m_hWnd!=NULL);
return m_hWnd;
}
BOOL NativeWindow::Create(HWND hwndParent, LPCTSTR pstrName, DWORD dwStyle, DWORD dwExStyle, int x /* = CW_USEDEFAULT */, int y /* = CW_USEDEFAULT */, int cx /* = CW_USEDEFAULT */, int cy /* = CW_USEDEFAULT */, HMENU hMenu /* = NULL */)
{
BOOL created = FALSE;
if (GetSuperClassName() != NULL)
{
if (!RegisterSuperClass())
{
return FALSE;
}
}
else
{
if(!RegisterWindowClass())
{
return FALSE;
}
}
hwnd_ = ::CreateWindowEx(dwExStyle, GetWindowClassName(), pstrName, dwStyle, x, y, cx, cy, hwndParent, hMenu, NULL, this);
if (hwnd_ != NULL)
{
created = AfterCreated();
}
return created;
}
void WindowWnd::RegisterSuperClass()
{
//！！目前还不知道有什么用
//功能是如下
// Get the class information from an existing
// window so we can subclass it later on...
//为什么是ControlProc不明白
WNDCLASSEX wc;
ZeroMemory(&wc, sizeof(wc));
wc.cbSize = sizeof(wc);
if( !::GetClassInfoEx( NULL, GetSuperClassName() , &wc) )
{
/* if( !::GetClassInfoEx(PaintManagerUI::GetInstance(),GetSuperClassName(),&wc))
{
THROW_EXCEPTION(YYUIException()<< UIErrorStr(_T("找不到Register Class Name")));
}*/
}
m_OldWndProc = wc.lpfnWndProc;
wc.lpfnWndProc = WindowWnd::ControlProc;
wc.hInstance = SystemInfo::GetInstance()->GetProcessInstance();;
wc.lpszClassName = GetWindowClassName();
ATOM hr = ::RegisterClassEx(&wc);
assert( hr !=0 || hr == ERROR_CLASS_ALREADY_EXISTS );
if( hr == 0 && hr != ERROR_CLASS_ALREADY_EXISTS)
{
THROW_EXCEPTION(YYUIException()<<UIErrorStr(_T("Call RegisterClassEx Failed! :")+FormatGetLastError(hr)));
}
}
BOOL NativeWindow::RegisterSuperClass()
{
WNDCLASSEX wc = {0};
wc.cbSize = sizeof(WNDCLASSEX);
if(!::GetClassInfoEx(NULL, GetSuperClassName(), &wc))
{
if( !::GetClassInfoEx(NULL, GetSuperClassName(), &wc) )
{
return FALSE;
}
}
old_window_proc_ = wc.lpfnWndProc;
wc.lpfnWndProc = NativeWindow::StaticHandleMessages;
wc.hInstance = NULL;
wc.lpszClassName = GetWindowClassName();
ATOM result = ::RegisterClassEx(&wc);
return result != NULL || ::GetLastError() == ERROR_CLASS_ALREADY_EXISTS;
}
bool CWindowWnd::RegisterSuperclass()
{
// Get the class information from an existing
// window so we can subclass it later on...
WNDCLASSEX wc = { 0 };
wc.cbSize = sizeof(WNDCLASSEX);
if( !::GetClassInfoEx(NULL, GetSuperClassName(), &wc) ) {
if( !::GetClassInfoEx(CPaintManagerUI::GetInstance(), GetSuperClassName(), &wc) ) {
ASSERT(!"Unable to locate window class");
return NULL;
}
}
m_OldWndProc = wc.lpfnWndProc;
wc.lpfnWndProc = CWindowWnd::__ControlProc;
wc.hInstance = CPaintManagerUI::GetInstance();
wc.lpszClassName = GetWindowClassName();
ATOM ret = ::RegisterClassEx(&wc);
ASSERT(ret!=NULL || ::GetLastError()==ERROR_CLASS_ALREADY_EXISTS);
return ret != NULL || ::GetLastError() == ERROR_CLASS_ALREADY_EXISTS;
}
bool CWindowWnd::RegisterSuperclass()
{
// Get the class information from an existing
// window so we can subclass it later on...
#if defined(UI_BUILD_FOR_WIN32) && !defined(UI_BUILD_FOR_WINCE)
WNDCLASSEX wc = { 0 };
wc.cbSize = sizeof(WNDCLASSEX);
if( !::GetClassInfoEx(NULL, GetSuperClassName(), &wc) ) {
if( !::GetClassInfoEx(CPaintManagerUI::GetInstance(), GetSuperClassName(), &wc) ) {
ASSERT(!"Unable to locate window class");
return NULL;
}
}
m_OldWndProc = wc.lpfnWndProc;
wc.lpfnWndProc = CWindowWnd::__ControlProc;
wc.hInstance = CPaintManagerUI::GetInstance();
wc.lpszClassName = GetWindowClassName();
ATOM ret = ::RegisterClassEx(&wc);
#else
WNDCLASS wc = { 0 };
if( !::GetClassInfo(NULL, GetSuperClassName(), &wc) ) {
if( !::GetClassInfo(CPaintManagerUI::GetInstance(), GetSuperClassName(), &wc) ) {
ASSERT(!"Unable to locate window class");
return NULL;
}
}
wc.hbrBackground = (HBRUSH)::GetStockObject(WHITE_BRUSH);
wc.hCursor = ::LoadCursor(NULL, IDC_ARROW);
m_OldWndProc = wc.lpfnWndProc;
wc.lpfnWndProc = CWindowWnd::__ControlProc;
wc.hInstance = CPaintManagerUI::GetInstance();
wc.lpszClassName = GetWindowClassName();
ATOM ret = ::RegisterClass(&wc);
#endif
ASSERT(ret!=NULL || ::GetLastError()==ERROR_CLASS_ALREADY_EXISTS);
return ret != NULL || ::GetLastError() == ERROR_CLASS_ALREADY_EXISTS;
}
HWND WindowWnd::Create(HWND hWndParent, LPCTSTR pstrName, DWORD dwStyple, DWORD dwExStyle, int x /*= CW_USEDEFAULT*/, int y /*= CW_USEDEFAULT*/, int cx /*= CW_USEDEFAULT*/, int cy /*= CW_USEDEFAULT*/, HMENU hMenu /*= NULL*/)
{
try
{
if( GetSuperClassName() != nullptr )
RegisterSuperClass(); //如果SuperClassName存在的话就创建SuperClass
else
RegisterWindowClass();
m_hWnd = CreateWindowEx( dwExStyle, GetWindowClassName(), pstrName, dwStyple, x, y, cx, cy, hWndParent, hMenu, SystemInfo::GetInstance()->GetProcessInstance(),this);
assert( m_hWnd != NULL );
return m_hWnd;
}
catch( ... )
{
throw;
}
}
