X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/d0a6b27997bc37c69ebae7e5a6e84d0b1b816970..31ad423e4fb556ec225a63b161154d3bf3445c1b:/src/os2/toplevel.cpp diff --git a/src/os2/toplevel.cpp b/src/os2/toplevel.cpp index b135598646..d98d7992b4 100644 --- a/src/os2/toplevel.cpp +++ b/src/os2/toplevel.cpp @@ -1,12 +1,12 @@ /////////////////////////////////////////////////////////////////////////////// -// Name: msw/toplevel.cpp -// Purpose: implements wxTopLevelWindow for MSW +// Name: os2/toplevel.cpp +// Purpose: implements wxTopLevelWindow for OS/2 // Author: Vadim Zeitlin // Modified by: // Created: 30.12.01 // RCS-ID: $Id$ // Copyright: (c) 2001 SciTech Software, Inc. (www.scitechsoft.com) -// License: wxWindows license +// License: wxWindows licence /////////////////////////////////////////////////////////////////////////////// // ============================================================================ @@ -31,12 +31,16 @@ #ifndef WX_PRECOMP #include "wx/app.h" #include "wx/toplevel.h" + #include "wx/dialog.h" #include "wx/string.h" #include "wx/log.h" #include "wx/intl.h" #include "wx/frame.h" + #include "wx/control.h" + #include "wx/containr.h" // wxSetFocusToChild() #endif //WX_PRECOMP +#include "wx/module.h" // wxSetFocusToChild() #include "wx/os2/private.h" // ---------------------------------------------------------------------------- @@ -51,10 +55,20 @@ // list of all frames and modeless dialogs wxWindowList wxModelessWindows; -// the name of the default wxWindows class +// the name of the default wxWidgets class extern void wxAssociateWinWithHandle( HWND hWnd ,wxWindowOS2* pWin ); +bool wxTopLevelWindowOS2::m_sbInitialized = FALSE; +wxWindow* wxTopLevelWindowOS2::m_spHiddenParent = NULL; + +// ============================================================================ +// wxTopLevelWindowOS2 implementation +// ============================================================================ + +BEGIN_EVENT_TABLE(wxTopLevelWindowOS2, wxTopLevelWindowBase) + EVT_ACTIVATE(wxTopLevelWindowOS2::OnActivate) +END_EVENT_TABLE() // ============================================================================ // wxTopLevelWindowMSW implementation @@ -63,28 +77,62 @@ extern void wxAssociateWinWithHandle( HWND hWnd // Dialog window proc MRESULT EXPENTRY wxDlgProc( HWND WXUNUSED(hWnd) ,UINT uMessage - ,MPARAM WXUNUSED(wParam) - ,MPARAM WXUNUSED(lParam) + ,void * WXUNUSED(wParam) + ,void * WXUNUSED(lParam) ) { - if (uMessage == WM_INITDLG) + switch(uMessage) { - // - // For this message, returning TRUE tells system to set focus to the - // first control in the dialog box. - // - return (MRESULT)TRUE; - } - else - { - // - // For all the other ones, FALSE means that we didn't process the - // message - // - return (MRESULT)FALSE; + case WM_INITDLG: + // + // For this message, returning TRUE tells system to set focus to + // the first control in the dialog box, but we set the focus + // ourselves, however in OS/2 we must return true to enable the dialog + // + return (MRESULT)TRUE; + default: + // + // For all the other ones, FALSE means that we didn't process the + // message + // + return (MRESULT)FALSE; } } // 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 // ---------------------------------------------------------------------------- @@ -108,60 +156,160 @@ void wxTopLevelWindowOS2::Init() m_hFrame = NULLHANDLE; memset(&m_vSwp, 0, sizeof(SWP)); memset(&m_vSwpClient, 0, sizeof(SWP)); + m_pWinLastFocused = (wxWindow *)NULL; } // end of wxTopLevelWindowIOS2::Init -long wxTopLevelWindowOS2::OS2GetCreateWindowFlags( - long* plExflags -) const +void wxTopLevelWindowOS2::OnActivate( + wxActivateEvent& rEvent +) { - long lStyle = GetWindowStyle(); - long lMsflags = 0; + if (rEvent.GetActive()) + { + // + // Restore focus to the child which was last focused + // + wxLogTrace(_T("focus"), _T("wxTLW %08lx activated."), m_hWnd); - if (lStyle == wxDEFAULT_FRAME_STYLE) - lMsflags = FCF_SIZEBORDER | FCF_TITLEBAR | FCF_SYSMENU | - FCF_MINMAX | FCF_TASKLIST; - else + wxWindow* pParent = m_pWinLastFocused ? m_pWinLastFocused->GetParent() + : NULL; + if (!pParent) + { + pParent = this; + } + + wxSetFocusToChild( pParent + ,&m_pWinLastFocused + ); + } + else // deactivating { - if ((lStyle & wxCAPTION) == wxCAPTION) - lMsflags = FCF_TASKLIST; - else - lMsflags = FCF_NOMOVEWITHOWNER; - - if ((lStyle & wxVSCROLL) == wxVSCROLL) - lMsflags |= FCF_VERTSCROLL; - if ((lStyle & wxHSCROLL) == wxHSCROLL) - lMsflags |= FCF_HORZSCROLL; - if (lStyle & wxMINIMIZE_BOX) - lMsflags |= FCF_MINBUTTON; - if (lStyle & wxMAXIMIZE_BOX) - lMsflags |= FCF_MAXBUTTON; - if (lStyle & wxTHICK_FRAME) - lMsflags |= FCF_DLGBORDER; - if (lStyle & wxSYSTEM_MENU) - lMsflags |= FCF_SYSMENU; - if (lStyle & wxCAPTION) - lMsflags |= FCF_TASKLIST; - if (lStyle & wxCLIP_CHILDREN) + // + // Remember the last focused child if it is our child + // + m_pWinLastFocused = FindFocus(); + + // + // So we NULL it out if it's a child from some other frame + // + wxWindow* pWin = m_pWinLastFocused; + + while (pWin) { - // Invalid for frame windows under PM + if (pWin->IsTopLevel()) + { + if (pWin != this) + { + m_pWinLastFocused = NULL; + } + break; + } + pWin = pWin->GetParent(); } - if (lStyle & wxTINY_CAPTION_VERT) - lMsflags |= FCF_TASKLIST; - if (lStyle & wxTINY_CAPTION_HORIZ) - lMsflags |= FCF_TASKLIST; + wxLogTrace(_T("focus"), + _T("wxTLW %08lx deactivated, last focused: %08lx."), + m_hWnd, + m_pWinLastFocused ? GetHwndOf(m_pWinLastFocused) + : NULL); + rEvent.Skip(); + } +} // end of wxTopLevelWindowOS2::OnActivate + +WXDWORD wxTopLevelWindowOS2::OS2GetStyle( + long lStyle +, WXDWORD* pdwExflags +) const +{ + long lMsflags = wxWindow::OS2GetStyle( (lStyle & ~wxBORDER_MASK) | wxBORDER_NONE + ,pdwExflags + ); - if ((lStyle & wxTHICK_FRAME) == 0) - lMsflags |= FCF_BORDER; - if (lStyle & wxFRAME_TOOL_WINDOW) - *plExflags = kFrameToolWindow; + if ((lStyle & wxDEFAULT_FRAME_STYLE) == wxDEFAULT_FRAME_STYLE) + lMsflags |= FCF_SIZEBORDER | FCF_TITLEBAR | FCF_SYSMENU | + FCF_MINMAX | FCF_TASKLIST; - if (lStyle & wxSTAY_ON_TOP) - lMsflags |= FCF_SYSMODAL; + if ((lStyle & wxCAPTION) == wxCAPTION) + lMsflags |= FCF_TASKLIST; + else + lMsflags |= FCF_NOMOVEWITHOWNER; + + if ((lStyle & wxVSCROLL) == wxVSCROLL) + lMsflags |= FCF_VERTSCROLL; + if ((lStyle & wxHSCROLL) == wxHSCROLL) + lMsflags |= FCF_HORZSCROLL; + if (lStyle & wxMINIMIZE_BOX) + lMsflags |= FCF_MINBUTTON; + if (lStyle & wxMAXIMIZE_BOX) + lMsflags |= FCF_MAXBUTTON; + if (lStyle & wxTHICK_FRAME) + lMsflags |= FCF_DLGBORDER; + if (lStyle & wxSYSTEM_MENU) + lMsflags |= FCF_SYSMENU; + if (lStyle & wxCAPTION) + lMsflags |= FCF_TASKLIST; + if (lStyle & wxCLIP_CHILDREN) + { + // Invalid for frame windows under PM } + + if (lStyle & wxTINY_CAPTION_VERT) + lMsflags |= FCF_TASKLIST; + if (lStyle & wxTINY_CAPTION_HORIZ) + lMsflags |= FCF_TASKLIST; + + if ((lStyle & wxTHICK_FRAME) == 0) + lMsflags |= FCF_BORDER; + if (lStyle & wxFRAME_TOOL_WINDOW) + *pdwExflags = kFrameToolWindow; + + if (lStyle & wxSTAY_ON_TOP) + lMsflags |= FCF_SYSMODAL; + return lMsflags; } // end of wxTopLevelWindowOS2::OS2GetCreateWindowFlags +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) + // + if (HasFlag(wxFRAME_FLOAT_ON_PARENT) ) + { + const wxWindow* pParent = GetParent(); + + if (!pParent) + { + // + // This flag doesn't make sense then and will be ignored + // + wxFAIL_MSG( _T("wxFRAME_FLOAT_ON_PARENT but no parent?") ); + } + 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 (WXHWND)hWndParent; +} // end of wxTopLevelWindowOS2::OS2GetParent + bool wxTopLevelWindowOS2::CreateDialog( ULONG ulDlgTemplate , const wxString& rsTitle @@ -197,15 +345,15 @@ bool wxTopLevelWindowOS2::CreateDialog( } HWND hWndDlg; - HWND hWndParent; + HWND hWndOwner; if (pParent) - hWndParent = GetHwndOf(pParent); + hWndOwner = GetHwndOf(pParent); else - hWndParent = HWND_DESKTOP; + hWndOwner = HWND_DESKTOP; - hWndDlg = ::WinLoadDlg( hWndParent - ,hWndParent + hWndDlg = ::WinLoadDlg( HWND_DESKTOP + ,hWndOwner ,(PFNWP)wxDlgProc ,NULL ,(ULONG)ulDlgTemplate @@ -216,9 +364,9 @@ 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 '%ld'"), ulDlgTemplate); return FALSE; } @@ -268,18 +416,29 @@ bool wxTopLevelWindowOS2::CreateDialog( nX = (vSizeDpy.x - nWidth) / 2; nY = (vSizeDpy.y - nHeight) / 2; } + m_backgroundColour.Set(wxString("LIGHT GREY")); + + LONG lColor = (LONG)m_backgroundColour.GetPixel(); + + if (!::WinSetPresParam( m_hWnd + ,PP_BACKGROUNDCOLOR + ,sizeof(LONG) + ,(PVOID)&lColor + )) + { + return FALSE; + } + ::WinSetWindowPos( GetHwnd() ,HWND_TOP ,nX ,nY ,nWidth ,nHeight - ,SWP_MOVE | SWP_SIZE | SWP_ZORDER | SWP_SHOW + ,SWP_MOVE | SWP_SIZE | SWP_ZORDER | SWP_SHOW | SWP_ACTIVATE ); - if (!rsTitle.IsNull()) - { - ::WinSetWindowText(GetHwnd(), rsTitle.c_str()); - } + ::WinQueryWindowPos(GetHwnd(), GetSwp()); + m_hFrame = m_hWnd; SubclassWin(m_hWnd); return TRUE; } // end of wxTopLevelWindowOS2::CreateDialog @@ -290,8 +449,8 @@ bool wxTopLevelWindowOS2::CreateFrame( , const wxSize& rSize ) { - long lExflags; - long lFlags = OS2GetCreateWindowFlags(&lExflags); + WXDWORD lExflags; + WXDWORD lFlags = OS2GetCreateWindowFlags(&lExflags); long lStyle = GetWindowStyleFlag(); int nX = rPos.x; int nY = rPos.y; @@ -342,7 +501,7 @@ bool wxTopLevelWindowOS2::CreateFrame( { vError = ::WinGetLastError(vHabmain); sError = wxPMErrorToStr(vError); - wxLogError("Error creating frame. Error: %s\n", sError); + wxLogError("Error creating frame. Error: %s\n", sError.c_str()); return FALSE; } @@ -354,7 +513,7 @@ bool wxTopLevelWindowOS2::CreateFrame( wxAssociateWinWithHandle(m_hWnd, this); wxAssociateWinWithHandle(m_hFrame, this); - m_backgroundColour.Set(wxString("GREY")); + m_backgroundColour.Set(wxString("MEDIUM GREY")); LONG lColor = (LONG)m_backgroundColour.GetPixel(); @@ -366,7 +525,7 @@ bool wxTopLevelWindowOS2::CreateFrame( { vError = ::WinGetLastError(vHabmain); sError = wxPMErrorToStr(vError); - wxLogError("Error creating frame. Error: %s\n", sError); + wxLogError("Error creating frame. Error: %s\n", sError.c_str()); return FALSE; } @@ -403,9 +562,17 @@ bool wxTopLevelWindowOS2::CreateFrame( { vError = ::WinGetLastError(vHabmain); sError = wxPMErrorToStr(vError); - wxLogError("Error sizing frame. Error: %s\n", sError); + wxLogError("Error sizing frame. Error: %s\n", sError.c_str()); return FALSE; } + lStyle = ::WinQueryWindowULong( m_hWnd + ,QWL_STYLE + ); + lStyle |= WS_CLIPCHILDREN; + ::WinSetWindowULong( m_hWnd + ,QWL_STYLE + ,lStyle + ); return TRUE; } // end of wxTopLevelWindowOS2::CreateFrame @@ -414,7 +581,7 @@ bool wxTopLevelWindowOS2::Create( , wxWindowID vId , const wxString& rsTitle , const wxPoint& rPos -, const wxSize& rSize +, const wxSize& rSizeOrig , long lStyle , const wxString& rsName ) @@ -426,6 +593,19 @@ bool wxTopLevelWindowOS2::Create( m_windowStyle = lStyle; SetName(rsName); m_windowId = vId == -1 ? NewControlId() : vId; + + // always create a frame of some reasonable, even if arbitrary, size (at + // least for MSW compatibility) + wxSize rSize = rSizeOrig; + if ( rSize.x == -1 || rSize.y == -1 ) + { + wxSize sizeDpy = wxGetDisplaySize(); + if ( rSize.x == -1 ) + rSize.x = sizeDpy.x / 3; + if ( rSize.y == -1 ) + rSize.y = sizeDpy.y / 5; + } + wxTopLevelWindows.Append(this); if (pParent) pParent->AddChild(this); @@ -463,81 +643,29 @@ bool wxTopLevelWindowOS2::Create( wxTopLevelWindowOS2::~wxTopLevelWindowOS2() { - wxTopLevelWindows.DeleteObject(this); - if (wxModelessWindows.Find(this)) wxModelessWindows.DeleteObject(this); // - // If this is the last top-level window, exit. - // - if (wxTheApp && (wxTopLevelWindows.Number() == 0)) - { - wxTheApp->SetTopWindow(NULL); - if ( wxTheApp->GetExitOnFrameDelete() ) - { - ::WinPostMsg(NULL, WM_QUIT, 0, 0); - } - } -} // end of wxTopLevelWindowOS2::~wxTopLevelWindowOS2 - -// -// IF we have child controls in the Frame's client we need to alter -// the y position, because, OS/2 controls are positioned relative to -// wxWindows orgin (top left) not the OS/2 origin (bottom left) -// -void wxTopLevelWindowOS2::AlterChildPos() -{ - // - // OS/2 is the only OS concerned about this + // 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 // - wxWindow* pChild = NULL; - wxControl* pCtrl = NULL; - RECTL vRect; - SWP vSwp; - - ::WinQueryWindowRect(GetHwnd(), &vRect); - for (wxWindowList::Node* pNode = GetChildren().GetFirst(); - pNode; - pNode = pNode->GetNext()) + if (HasFlag(wxFRAME_FLOAT_ON_PARENT)) { - wxWindow* pChild = pNode->GetData(); + wxWindow* pParent = GetParent(); - ::WinQueryWindowPos(pChild->GetHWND(), &vSwp); - vSwp.y += (vRect.yTop - m_vSwpClient.cy); - if (pChild->IsKindOf(CLASSINFO(wxControl))) + if (pParent) { - pCtrl = wxDynamicCast(pChild, wxControl); - // - // Must deal with controls that have margins like ENTRYFIELD. The SWP - // struct of such a control will have and origin offset from its intended - // position by the width of the margins. - // - vSwp.y -= pCtrl->GetYComp(); - vSwp.x -= pCtrl->GetXComp(); + ::WinSetWindowPos( GetHwndOf(pParent) + ,HWND_TOP + ,0, 0, 0, 0 + ,SWP_ZORDER + ); } - ::WinSetWindowPos( pChild->GetHWND() - ,HWND_TOP - ,vSwp.x - ,vSwp.y - ,vSwp.cx - ,vSwp.cy - ,SWP_MOVE - ); - ::WinQueryWindowPos(pChild->GetHWND(), &vSwp); - pChild = NULL; } - ::WinQueryWindowPos(GetHwnd(), &m_vSwpClient); -} // end of wxTopLevelWindowOS2::AlterChildPos - -void wxTopLevelWindowOS2::UpdateInternalSize( - wxWindow* pChild -, int nHeight -) -{ - pChild->MoveChildren(m_vSwpClient.cy - nHeight); - ::WinQueryWindowPos(GetHwnd(), &m_vSwpClient); -} // end of wxTopLevelWindowOS2::UpdateInternalSize +} // end of wxTopLevelWindowOS2::~wxTopLevelWindowOS2 // ---------------------------------------------------------------------------- // wxTopLevelWindowOS2 client size @@ -587,7 +715,12 @@ void wxTopLevelWindowOS2::DoShowWindow( int nShowCmd ) { - ::WinShowWindow(m_hFrame, (BOOL)nShowCmd); + ::WinShowWindow(m_hFrame, (BOOL)(nShowCmd & SWP_SHOW)); + + // + // Need to artificially send a size event as wxApps often expect to do some + // final child control sizing + SendSizeEvent(); m_bIconized = nShowCmd == SWP_MINIMIZE; } // end of wxTopLevelWindowOS2::DoShowWindow @@ -597,18 +730,25 @@ bool wxTopLevelWindowOS2::Show( { int nShowCmd; SWP vSwp; - RECTL vRect; + if (bShow != IsShown() ) + { + m_isShown = bShow; + } + else + { + return FALSE; + } if (bShow) { if (m_bMaximizeOnShow) { - nShowCmd = SWP_SHOW; + nShowCmd = SWP_MAXIMIZE; m_bMaximizeOnShow = FALSE; } else { - nShowCmd = SWP_HIDE; + nShowCmd = SWP_SHOW; } } else // hide @@ -625,7 +765,13 @@ bool wxTopLevelWindowOS2::Show( m_bIconized = vSwp.fl & SWP_MINIMIZE; ::WinQueryWindowPos(m_hWnd, &m_vSwpClient); ::WinSendMsg(m_hFrame, WM_UPDATEFRAME, (MPARAM)~0, 0); + ::WinQueryWindowPos(m_hWnd, &vSwp); ::WinEnableWindow(m_hFrame, TRUE); + + // + // Deal with children + // + MoveChildren(m_vSwpClient.cy - vSwp.cy); vEvent.SetEventObject(this); GetEventHandler()->ProcessEvent(vEvent); } @@ -640,15 +786,6 @@ bool wxTopLevelWindowOS2::Show( ::WinQueryWindowPos(hWndParent, &vSwp); m_bIconized = vSwp.fl & SWP_MINIMIZE; - if (hWndParent) - ::WinSetWindowPos( hWndParent - ,HWND_TOP - ,vSwp.x - ,vSwp.y - ,vSwp.cx - ,vSwp.cy - ,SWP_ZORDER | SWP_ACTIVATE | SWP_SHOW | SWP_MOVE - ); ::WinEnableWindow(hWndParent, TRUE); } } @@ -676,13 +813,12 @@ 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 // - m_bMaximizeOnShow = TRUE; + m_bMaximizeOnShow = bMaximize; } } // end of wxTopLevelWindowOS2::Maximize bool wxTopLevelWindowOS2::IsMaximized() const { - bool bIconic; ::WinQueryWindowPos(m_hFrame, (PSWP)&m_vSwp); return (m_vSwp.fl & SWP_MAXIMIZE); @@ -711,6 +847,21 @@ void wxTopLevelWindowOS2::Restore() DoShowWindow(SWP_RESTORE); } // end of wxTopLevelWindowOS2::Restore +// generate an artificial resize event +void wxTopLevelWindowOS2::SendSizeEvent() +{ + if (!m_bIconized) + { + RECTL vRect = wxGetWindowRect(GetHwnd()); + + (void)::WinPostMsg( m_hFrame + ,WM_SIZE + ,MPFROM2SHORT(vRect.xRight - vRect.xLeft, vRect.yTop - vRect.yBottom) + ,MPFROM2SHORT(vRect.xRight - vRect.xLeft, vRect.yTop - vRect.yBottom) + ); + } +} // end of wxTopLevelWindowOS2::SendSizeEvent + // ---------------------------------------------------------------------------- // wxTopLevelWindowOS2 fullscreen // ---------------------------------------------------------------------------- @@ -831,17 +982,26 @@ bool wxTopLevelWindowOS2::ShowFullScreen( void wxTopLevelWindowOS2::SetIcon( const wxIcon& rIcon ) +{ + SetIcons(wxIconBundle(rIcon)); +} // end of wxTopLevelWindowOS2::SetIcon + +void wxTopLevelWindowOS2::SetIcons( + const wxIconBundle& rIcons +) { // // This sets m_icon // - wxTopLevelWindowBase::SetIcon(rIcon); + wxTopLevelWindowBase::SetIcons(rIcons); - if (m_icon.Ok()) + const wxIcon& vIcon = rIcons.GetIcon(wxSize(32, 32)); + + if (vIcon.Ok() && vIcon.GetWidth() == 32 && vIcon.GetHeight() == 32) { ::WinSendMsg( m_hFrame ,WM_SETICON - ,(MPARAM)((HPOINTER)m_icon.GetHICON()) + ,(MPARAM)((HPOINTER)vIcon.GetHICON()) ,NULL ); ::WinSendMsg( m_hFrame @@ -895,3 +1055,75 @@ bool 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