我要用程序a发信息让程序B的form1窗口取消Showmodal模式,并隐藏,不知道有什么办法, 程序b和form1窗口的句柄已经获得了。用按个命令参数能让form1窗口的showmodal模式取消,并隐藏呢?有会的大虾不?
注意不能SendMessage(FormHandle, WM_CLOSE, 0, 0); 不能发信息把窗口关闭,只能取消 showmodal 模式 然后隐藏该窗口
有人说用setwindowlong甚至窗体的style可以做到,但是不知道具体 的参数
注意不能SendMessage(FormHandle, WM_CLOSE, 0, 0); 不能发信息把窗口关闭,只能取消 showmodal 模式 然后隐藏该窗口
有人说用setwindowlong甚至窗体的style可以做到,但是不知道具体 的参数
不能发信息把窗口关闭,只能取消 showmodal 模式 然后隐藏该窗口, 这有什么意义??modal dialog 的现成会等待该窗体的结束(close), 否则线程一直在wait隐藏窗体 ShowWindow
{
// can be constructed with a resource template or InitModalIndirect
ASSERT(m_lpszTemplateName != NULL || m_hDialogTemplate != NULL ||
m_lpDialogTemplate != NULL); // load resource as necessary
LPCDLGTEMPLATE lpDialogTemplate = m_lpDialogTemplate;
HGLOBAL hDialogTemplate = m_hDialogTemplate;
HINSTANCE hInst = AfxGetResourceHandle();
if (m_lpszTemplateName != NULL)
{
hInst = AfxFindResourceHandle(m_lpszTemplateName, RT_DIALOG);
HRSRC hResource = ::FindResource(hInst, m_lpszTemplateName, RT_DIALOG);
hDialogTemplate = LoadResource(hInst, hResource);
}
if (hDialogTemplate != NULL)
lpDialogTemplate = (LPCDLGTEMPLATE)LockResource(hDialogTemplate); // return -1 in case of failure to load the dialog template resource
if (lpDialogTemplate == NULL)
return -1; // disable parent (before creating dialog)
HWND hWndParent = PreModal();
AfxUnhookWindowCreate();
BOOL bEnableParent = FALSE;
if (hWndParent != NULL && ::IsWindowEnabled(hWndParent))
{
::EnableWindow(hWndParent, FALSE);
bEnableParent = TRUE;
} TRY
{
// create modeless dialog
AfxHookWindowCreate(this);
if (CreateDlgIndirect(lpDialogTemplate,
CWnd::FromHandle(hWndParent), hInst))
{
if (m_nFlags & WF_CONTINUEMODAL)
{
// enter modal loop
DWORD dwFlags = MLF_SHOWONIDLE;
if (GetStyle() & DS_NOIDLEMSG)
dwFlags |= MLF_NOIDLEMSG;
VERIFY(RunModalLoop(dwFlags) == m_nModalResult);
} // hide the window before enabling the parent, etc.
if (m_hWnd != NULL)
SetWindowPos(NULL, 0, 0, 0, 0, SWP_HIDEWINDOW|
SWP_NOSIZE|SWP_NOMOVE|SWP_NOACTIVATE|SWP_NOZORDER);
}
}
CATCH_ALL(e)
{
DELETE_EXCEPTION(e);
m_nModalResult = -1;
}
END_CATCH_ALL if (bEnableParent)
::EnableWindow(hWndParent, TRUE);
if (hWndParent != NULL && ::GetActiveWindow() == m_hWnd)
::SetActiveWindow(hWndParent); // destroy modal window
DestroyWindow();
PostModal(); // unlock/free resources as necessary
if (m_lpszTemplateName != NULL || m_hDialogTemplate != NULL)
UnlockResource(hDialogTemplate);
if (m_lpszTemplateName != NULL)
FreeResource(hDialogTemplate); return m_nModalResult;
}