exposing the dynamic event table

[wxWidgets.git] / src / os2 / toplevel.cpp

diff --git a/src/os2/toplevel.cpp b/src/os2/toplevel.cpp
index 237037106b7822b446b3f571c6d551e4b662b387..3d292873a0cdb7ec1fea70c9b9a35151d0fe11e0 100644 (file)
--- a/src/os2/toplevel.cpp
+++ b/src/os2/toplevel.cpp
@@ -6,7 +6,7 @@
 // Created:     30.12.01
 // RCS-ID:      $Id$
 // Copyright:   (c) 2001 SciTech Software, Inc. (www.scitechsoft.com)
 // Created:     30.12.01
 // RCS-ID:      $Id$
 // Copyright:   (c) 2001 SciTech Software, Inc. (www.scitechsoft.com)

-// License:     wxWindows license
+// License:     wxWindows licence

 ///////////////////////////////////////////////////////////////////////////////
 
 // ============================================================================
 ///////////////////////////////////////////////////////////////////////////////
 
 // ============================================================================


@@ -36,8 +36,10 @@
     #include "wx/intl.h"
     #include "wx/frame.h"
     #include "wx/control.h"
     #include "wx/intl.h"
     #include "wx/frame.h"
     #include "wx/control.h"

+    #include "wx/containr.h"        // wxSetFocusToChild()

 #endif //WX_PRECOMP
 
 #endif //WX_PRECOMP
 

+#include "wx/module.h"        // wxSetFocusToChild()

 #include "wx/os2/private.h"
 
 // ----------------------------------------------------------------------------
 #include "wx/os2/private.h"
 
 // ----------------------------------------------------------------------------


@@ -96,6 +98,40 @@ MRESULT EXPENTRY wxDlgProc( HWND WXUNUSED(hWnd)
     }
 } // end of wxDlgProc
 
     }
 } // 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
 // ----------------------------------------------------------------------------
 // ----------------------------------------------------------------------------
 // wxTopLevelWindowOS2 creation
 // ----------------------------------------------------------------------------


@@ -234,42 +270,44 @@ WXDWORD wxTopLevelWindowOS2::OS2GetStyle(
 
 WXHWND wxTopLevelWindowOS2::OS2GetParent() const
 {
 
 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)
     //
     //
     // 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) )
     {
     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?") );
+        }
+        else
+        {
+            hWndParent = GetHwndOf(pParent);

         }
         }

-        pParent = m_spHiddenParent;

     }
     }

-    return pParent ? pParent->GetHWND() : NULL;
+    //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 (WXHWND)hWndParent;

 } // end of wxTopLevelWindowOS2::OS2GetParent
 
 bool wxTopLevelWindowOS2::CreateDialog(
 } // end of wxTopLevelWindowOS2::OS2GetParent
 
 bool wxTopLevelWindowOS2::CreateDialog(


@@ -326,9 +364,9 @@ bool wxTopLevelWindowOS2::CreateDialog(
 
     if ( !m_hWnd )
     {
 
     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;
     }
 
         return FALSE;
     }


@@ -592,20 +630,26 @@ bool wxTopLevelWindowOS2::Create(
 
 wxTopLevelWindowOS2::~wxTopLevelWindowOS2()
 {
 
 wxTopLevelWindowOS2::~wxTopLevelWindowOS2()
 {

-    wxTopLevelWindows.DeleteObject(this);
-

     if (wxModelessWindows.Find(this))
         wxModelessWindows.DeleteObject(this);
 
     //
     if (wxModelessWindows.Find(this))
         wxModelessWindows.DeleteObject(this);
 
     //

-    // If this is the last top-level window, exit.
+    // After destroying an owned window, Windows activates the next top level
+    // window in Z order but it may be different from our owner (to reproduce
+    // this simply Alt-TAB to another application and back before closing the
+    // owned frame) whereas we always want to yield activation to our parent

     //
     //

-    if (wxTheApp && (wxTopLevelWindows.Number() == 0))
+    if (HasFlag(wxFRAME_FLOAT_ON_PARENT))

     {
     {

-        wxTheApp->SetTopWindow(NULL);
-        if ( wxTheApp->GetExitOnFrameDelete() )
+        wxWindow*                   pParent = GetParent();
+
+        if (pParent)

         {
         {

-            ::WinPostMsg(NULL, WM_QUIT, 0, 0);
+            ::WinSetWindowPos( GetHwndOf(pParent)
+                              ,HWND_TOP
+                              ,0, 0, 0, 0
+                              ,SWP_ZORDER
+                             );

         }
     }
 } // end of wxTopLevelWindowOS2::~wxTopLevelWindowOS2
         }
     }
 } // end of wxTopLevelWindowOS2::~wxTopLevelWindowOS2


@@ -675,6 +719,14 @@ bool wxTopLevelWindowOS2::Show(
     SWP                             vSwp;
     RECTL                           vRect;
 
     SWP                             vSwp;
     RECTL                           vRect;
 

+    if (bShow != IsShown() )
+    {
+        m_isShown = bShow;
+    }
+    else
+    {
+        return FALSE;
+    }

     if (bShow)
     {
         if (m_bMaximizeOnShow)
     if (bShow)
     {
         if (m_bMaximizeOnShow)


@@ -749,7 +801,7 @@ void wxTopLevelWindowOS2::Maximize(
         // 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
         //
         // 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
 
     }
 } // end of wxTopLevelWindowOS2::Maximize
 


@@ -992,3 +1044,75 @@ bool wxTopLevelWindowOS2::EnableCloseButton(
     return TRUE;
 } // end of wxTopLevelWindowOS2::EnableCloseButton
 
     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