// Created: 30.12.01
// RCS-ID: $Id$
// Copyright: (c) 2001 SciTech Software, Inc. (www.scitechsoft.com)
-// License: wxWindows license
+// License: wxWindows licence
///////////////////////////////////////////////////////////////////////////////
// ============================================================================
#include "wx/containr.h" // wxSetFocusToChild()
#endif //WX_PRECOMP
+#include "wx/module.h" // wxSetFocusToChild()
#include "wx/os2/private.h"
// ----------------------------------------------------------------------------
}
} // end of wxDlgProc
+// ----------------------------------------------------------------------------
+// wxTLWHiddenParentModule: used to manage the hidden parent window (we need a
+// module to ensure that the window is always deleted)
+// ----------------------------------------------------------------------------
+
+class wxTLWHiddenParentModule : public wxModule
+{
+public:
+ //
+ // Module init/finalize
+ //
+ virtual bool OnInit(void);
+ virtual void OnExit(void);
+
+ //
+ // Get the hidden window (creates on demand)
+ //
+ static HWND GetHWND(void);
+
+private:
+ //
+ // The HWND of the hidden parent
+ //
+ static HWND m_shWnd;
+
+ //
+ // The class used to create it
+ //
+ static const wxChar* m_szClassName;
+ DECLARE_DYNAMIC_CLASS(wxTLWHiddenParentModule)
+}; // end of CLASS wxTLWHiddenParentModule
+
+IMPLEMENT_DYNAMIC_CLASS(wxTLWHiddenParentModule, wxModule)
+
// ----------------------------------------------------------------------------
// wxTopLevelWindowOS2 creation
// ----------------------------------------------------------------------------
WXHWND wxTopLevelWindowOS2::OS2GetParent() const
{
+ HWND hWndParent = NULL;
+
//
// For the frames without wxFRAME_FLOAT_ON_PARENT style we should use NULL
// parent HWND or it would be always on top of its parent which is not what
// we usually want (in fact, we only want it for frames with the
// wxFRAME_FLOAT_ON_PARENT flag)
//
- wxWindow* pParent;
-
if (HasFlag(wxFRAME_FLOAT_ON_PARENT) )
{
- pParent = GetParent();
+ const wxWindow* pParent = GetParent();
- // this flag doesn't make sense then and will be ignored
- wxASSERT_MSG( pParent,
- _T("wxFRAME_FLOAT_ON_PARENT but no parent?") );
- }
- else // don't float on parent, must not be owned
- {
- pParent = NULL;
- }
- if (HasFlag(wxFRAME_NO_TASKBAR) && !pParent)
- {
- if (!m_spHiddenParent)
+ if (!pParent)
{
- m_spHiddenParent = new wxTopLevelWindowOS2(NULL, -1, _T(""));
-
//
- // We shouldn't leave it in wxTopLevelWindows or we wouldn't
- // terminate the app when the last user-created frame is deleted --
- // see ~wxTopLevelWindowMSW
+ // This flag doesn't make sense then and will be ignored
//
- wxTopLevelWindows.DeleteObject(m_spHiddenParent);
+ wxFAIL_MSG( _T("wxFRAME_FLOAT_ON_PARENT but no parent?") );
}
- pParent = m_spHiddenParent;
+ else
+ {
+ hWndParent = GetHwndOf(pParent);
+ }
+ }
+ //else: don't float on parent, must not be owned
+
+ //
+ // Now deal with the 2nd taskbar-related problem (see comments above in
+ // OS2GetStyle())
+ //
+ if (HasFlag(wxFRAME_NO_TASKBAR) && !hWndParent)
+ {
+ //
+ // Use hidden parent
+ //
+ hWndParent = wxTLWHiddenParentModule::GetHWND();
}
- return pParent ? pParent->GetHWND() : NULL;
+ return (WXHWND)hWndParent;
} // end of wxTopLevelWindowOS2::OS2GetParent
bool wxTopLevelWindowOS2::CreateDialog(
if ( !m_hWnd )
{
- wxFAIL_MSG(_("Did you forget to include wx/os2/wx.rc in your resources?"));
+ wxFAIL_MSG(wxT("Did you forget to include wx/os2/wx.rc in your resources?"));
- wxLogSysError(_("Can't create dialog using template '%ul'"), ulDlgTemplate);
+ wxLogSysError(wxT("Can't create dialog using template '%ul'"), ulDlgTemplate);
return FALSE;
}
wxTopLevelWindowOS2::~wxTopLevelWindowOS2()
{
- if (this == m_spHiddenParent)
- {
- //
- // Stop [infinite] recursion which would otherwise happen when we do
- // "delete ms_hiddenParent" below -- and we're not interested in doing
- // anything of the rest below for that window because the rest of
- // wxWindows doesn't even know about it
- //
- return;
- }
-
if (wxModelessWindows.Find(this))
wxModelessWindows.DeleteObject(this);
);
}
}
-
- //
- // If this is the last top-level window, we're going to exit and we should
- // delete ms_hiddenParent now to avoid leaking it
- //
- if (IsLastBeforeExit())
- {
- if (m_spHiddenParent)
- {
- delete m_spHiddenParent;
- m_spHiddenParent = NULL;
- }
- }
} // end of wxTopLevelWindowOS2::~wxTopLevelWindowOS2
// ----------------------------------------------------------------------------
SWP vSwp;
RECTL vRect;
+ if (bShow != IsShown() )
+ {
+ m_isShown = bShow;
+ }
+ else
+ {
+ return FALSE;
+ }
if (bShow)
{
if (m_bMaximizeOnShow)
// We can't maximize the hidden frame because it shows it as well, so
// just remember that we should do it later in this case
//
- m_bMaximizeOnShow = TRUE;
+ m_bMaximizeOnShow = bMaximize;
}
} // end of wxTopLevelWindowOS2::Maximize
return TRUE;
} // end of wxTopLevelWindowOS2::EnableCloseButton
+// ============================================================================
+// wxTLWHiddenParentModule implementation
+// ============================================================================
+
+HWND wxTLWHiddenParentModule::m_shWnd = NULL;
+const wxChar* wxTLWHiddenParentModule::m_szClassName = NULL;
+
+bool wxTLWHiddenParentModule::OnInit()
+{
+ m_shWnd = NULL;
+ m_szClassName = NULL;
+ return TRUE;
+} // end of wxTLWHiddenParentModule::OnInit
+
+void wxTLWHiddenParentModule::OnExit()
+{
+ if (m_shWnd)
+ {
+ if (!::WinDestroyWindow(m_shWnd))
+ {
+ wxLogLastError(_T("DestroyWindow(hidden TLW parent)"));
+ }
+ m_shWnd = NULL;
+ }
+
+ m_szClassName = NULL;
+} // end of wxTLWHiddenParentModule::OnExit
+
+/* static */
+HWND wxTLWHiddenParentModule::GetHWND()
+{
+ if (!m_shWnd)
+ {
+ if (!m_szClassName)
+ {
+ static const wxChar* zHIDDEN_PARENT_CLASS = _T("wxTLWHiddenParent");
+
+ if (!::WinRegisterClass( wxGetInstance()
+ ,zHIDDEN_PARENT_CLASS
+ ,NULL
+ ,0
+ ,sizeof(ULONG)
+ ))
+ {
+ wxLogLastError(_T("RegisterClass(\"wxTLWHiddenParent\")"));
+ }
+ else
+ {
+ m_szClassName = zHIDDEN_PARENT_CLASS;
+ }
+ }
+ m_shWnd = ::WinCreateWindow( HWND_DESKTOP
+ ,m_szClassName
+ ,""
+ ,0L
+ ,(LONG)0L
+ ,(LONG)0L
+ ,(LONG)0L
+ ,(LONG)0L
+ ,NULLHANDLE
+ ,HWND_TOP
+ ,0L
+ ,NULL
+ ,NULL
+ );
+ if (!m_shWnd)
+ {
+ wxLogLastError(_T("CreateWindow(hidden TLW parent)"));
+ }
+ }
+ return m_shWnd;
+} // end of wxTLWHiddenParentModule::GetHWND
projects / wxWidgets.git / blobdiff