///////////////////////////////////////////////////////////////////////////////
-// Name: msw/toplevel.cpp
+// Name: src/msw/toplevel.cpp
// Purpose: implements wxTopLevelWindow for MSW
// Author: Vadim Zeitlin
// Modified by:
// Created: 24.09.01
// RCS-ID: $Id$
// Copyright: (c) 2001 SciTech Software, Inc. (www.scitechsoft.com)
-// License: wxWindows license
+// License: wxWindows licence
///////////////////////////////////////////////////////////////////////////////
// ============================================================================
// headers
// ----------------------------------------------------------------------------
-#ifdef __GNUG__
- #pragma implementation "toplevel.h"
-#endif
-
// For compilers that support precompilation, includes "wx.h".
#include "wx/wxprec.h"
#pragma hdrstop
#endif
+#include "wx/toplevel.h"
+
#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/containr.h" // wxSetFocusToChild()
+ #include "wx/module.h"
#endif //WX_PRECOMP
+#include "wx/dynlib.h"
+
#include "wx/msw/private.h"
+#if defined(__WXWINCE__) && !defined(__HANDHELDPC__)
+ #include <ole2.h>
+ #include <shellapi.h>
+ // Standard SDK doesn't have aygshell.dll: see include/wx/msw/wince/libraries.h
+ #if _WIN32_WCE < 400 || !defined(__WINCE_STANDARDSDK__)
+ #include <aygshell.h>
+ #endif
+#endif
+
+#include "wx/msw/winundef.h"
+#include "wx/msw/missing.h"
+
+#include "wx/display.h"
#ifndef ICON_BIG
#define ICON_BIG 1
#ifdef __WXMICROWIN__
-// static inline bool IsIconic(HWND WXUNUSED(hwnd)) { return FALSE; }
-static inline bool IsZoomed(HWND WXUNUSED(hwnd)) { return FALSE; }
+// static inline bool IsIconic(HWND WXUNUSED(hwnd)) { return false; }
+static inline bool IsZoomed(HWND WXUNUSED(hwnd)) { return false; }
#endif // __WXMICROWIN__
+// NB: wxDlgProc must be defined here and not in dialog.cpp because the latter
+// is not included by wxUniv build which does need wxDlgProc
+LONG APIENTRY _EXPORT
+wxDlgProc(HWND hDlg, UINT message, WPARAM wParam, LPARAM lParam);
+
// ----------------------------------------------------------------------------
// globals
// ----------------------------------------------------------------------------
-// list of all frames and modeless dialogs
-wxWindowList wxModelessWindows;
-
-// the name of the default wxWindows class
+// the name of the default wxWidgets class
+#ifdef __WXWINCE__
+extern wxChar *wxCanvasClassName;
+#else
extern const wxChar *wxCanvasClassName;
-
-// ============================================================================
-// wxTopLevelWindowMSW implementation
-// ============================================================================
+#endif
// ----------------------------------------------------------------------------
-// wxDialog helpers
+// wxTLWHiddenParentModule: used to manage the hidden parent window (we need a
+// module to ensure that the window is always deleted)
// ----------------------------------------------------------------------------
-// Dialog window proc
-LONG APIENTRY _EXPORT
-wxDlgProc(HWND hDlg, UINT message, WPARAM wParam, LPARAM lParam)
+class wxTLWHiddenParentModule : public wxModule
{
- switch ( message )
- {
- case WM_INITDIALOG:
- // for this message, returning TRUE tells system to set focus to the
- // first control in the dialog box
- return TRUE;
+public:
+ // module init/finalize
+ virtual bool OnInit();
+ virtual void OnExit();
- default:
- // for all the other ones, FALSE means that we didn't process the
- // message
- return FALSE;
- }
-}
+ // get the hidden window (creates on demand)
+ static HWND GetHWND();
+
+private:
+ // the HWND of the hidden parent
+ static HWND ms_hwnd;
+
+ // the class used to create it
+ static const wxChar *ms_className;
+
+ DECLARE_DYNAMIC_CLASS(wxTLWHiddenParentModule)
+};
+
+IMPLEMENT_DYNAMIC_CLASS(wxTLWHiddenParentModule, wxModule)
+
+// ============================================================================
+// wxTopLevelWindowMSW implementation
+// ============================================================================
+
+BEGIN_EVENT_TABLE(wxTopLevelWindowMSW, wxTopLevelWindowBase)
+ EVT_ACTIVATE(wxTopLevelWindowMSW::OnActivate)
+END_EVENT_TABLE()
// ----------------------------------------------------------------------------
// wxTopLevelWindowMSW creation
void wxTopLevelWindowMSW::Init()
{
m_iconized =
- m_maximizeOnShow = FALSE;
-
- // unlike (almost?) all other windows, frames are created hidden
- m_isShown = FALSE;
+ m_maximizeOnShow = false;
// Data to save/restore when calling ShowFullScreen
m_fsStyle = 0;
m_fsOldWindowStyle = 0;
- m_fsIsMaximized = FALSE;
- m_fsIsShowing = FALSE;
+ m_fsIsMaximized = false;
+ m_fsIsShowing = false;
+
+ m_winLastFocused = (wxWindow *)NULL;
+
+#if defined(__SMARTPHONE__) && defined(__WXWINCE__)
+ m_MenuBarHWND = 0;
+#endif
+
+#if defined(__SMARTPHONE__) || defined(__POCKETPC__)
+ SHACTIVATEINFO* info = new SHACTIVATEINFO;
+ wxZeroMemory(*info);
+ info->cbSize = sizeof(SHACTIVATEINFO);
+
+ m_activateInfo = (void*) info;
+#endif
}
WXDWORD wxTopLevelWindowMSW::MSWGetStyle(long style, WXDWORD *exflags) const
WXDWORD msflags = wxWindow::MSWGetStyle
(
(style & ~wxBORDER_MASK) | wxBORDER_NONE, exflags
- ) & ~WS_CHILD;
+ ) & ~WS_CHILD & ~WS_VISIBLE;
+
+ // For some reason, WS_VISIBLE needs to be defined on creation for
+ // SmartPhone 2003. The title can fail to be displayed otherwise.
+#if defined(__SMARTPHONE__) || (defined(__WXWINCE__) && _WIN32_WCE < 400)
+ msflags |= WS_VISIBLE;
+ ((wxTopLevelWindowMSW*)this)->wxWindowBase::Show(true);
+#endif
// first select the kind of window being created
//
// note that if we don't set WS_POPUP, Windows assumes WS_OVERLAPPED and
- // creates a window with both caption and border, hence we also test it
- // below in some other cases
- if ( style & wxFRAME_TOOL_WINDOW )
- msflags |= WS_POPUP;
- else
- msflags |= WS_OVERLAPPED;
+ // creates a window with both caption and border, hence we need to use
+ // WS_POPUP in a few cases just to avoid having caption/border which we
+ // don't want
// border and caption styles
- if ( style & wxRESIZE_BORDER )
+ if ( ( style & wxRESIZE_BORDER ) && !IsAlwaysMaximized())
msflags |= WS_THICKFRAME;
+ else if ( exflags && ((style & wxBORDER_DOUBLE) || (style & wxBORDER_RAISED)) )
+ *exflags |= WS_EX_DLGMODALFRAME;
else if ( !(style & wxBORDER_NONE) )
msflags |= WS_BORDER;
+#ifndef __POCKETPC__
else
msflags |= WS_POPUP;
+#endif
+
+ // normally we consider that all windows without a caption must be popups,
+ // but CE is an exception: there windows normally do not have the caption
+ // but shouldn't be made popups as popups can't have menus and don't look
+ // like normal windows anyhow
+ // TODO: Smartphone appears to like wxCAPTION, but we should check that
+ // we need it.
+#if defined(__SMARTPHONE__) || !defined(__WXWINCE__)
if ( style & wxCAPTION )
msflags |= WS_CAPTION;
+#ifndef __WXWINCE__
else
msflags |= WS_POPUP;
+#endif // !__WXWINCE__
+#endif
// next translate the individual flags
- if ( style & wxMINIMIZE_BOX )
- msflags |= WS_MINIMIZEBOX;
- if ( style & wxMAXIMIZE_BOX )
- msflags |= WS_MAXIMIZEBOX;
- if ( style & wxSYSTEM_MENU )
+
+ // WS_EX_CONTEXTHELP is incompatible with WS_MINIMIZEBOX and WS_MAXIMIZEBOX
+ // and is ignored if we specify both of them, but chances are that if we
+ // use wxWS_EX_CONTEXTHELP, we really do want to have the context help
+ // button while wxMINIMIZE/wxMAXIMIZE are included by default, so the help
+ // takes precedence
+ if ( !(GetExtraStyle() & wxWS_EX_CONTEXTHELP) )
+ {
+ if ( style & wxMINIMIZE_BOX )
+ msflags |= WS_MINIMIZEBOX;
+ if ( style & wxMAXIMIZE_BOX )
+ msflags |= WS_MAXIMIZEBOX;
+ }
+
+#ifndef __WXWINCE__
+ // notice that if wxCLOSE_BOX is specified we need to use WS_SYSMENU too as
+ // otherwise the close box doesn't appear
+ if ( style & (wxSYSTEM_MENU | wxCLOSE_BOX) )
msflags |= WS_SYSMENU;
+#endif // !__WXWINCE__
+
+ // NB: under CE these 2 styles are not supported currently, we should
+ // call Minimize()/Maximize() "manually" if we want to support them
if ( style & wxMINIMIZE )
msflags |= WS_MINIMIZE;
+
if ( style & wxMAXIMIZE )
msflags |= WS_MAXIMIZE;
// Keep this here because it saves recoding this function in wxTinyFrame
-#if wxUSE_ITSY_BITSY && !defined(__WIN32__)
- if ( style & wxTINY_CAPTION_VERT )
- msflags |= IBS_VERTCAPTION;
- if ( style & wxTINY_CAPTION_HORIZ )
- msflags |= IBS_HORZCAPTION;
-#else
if ( style & (wxTINY_CAPTION_VERT | wxTINY_CAPTION_HORIZ) )
msflags |= WS_CAPTION;
-#endif
if ( exflags )
{
-#if !defined(__WIN16__) && !defined(__SC__)
+ // there is no taskbar under CE, so omit all this
+#if !defined(__WXWINCE__)
if ( !(GetExtraStyle() & wxTOPLEVEL_EX_DIALOG) )
{
- // make all frames appear in the win9x shell taskbar unless
- // wxFRAME_TOOL_WINDOW or wxFRAME_NO_TASKBAR is given - without
- // giving them WS_EX_APPWINDOW style, the child (i.e. owned) frames
- // wouldn't appear in it
- if ( (style & wxFRAME_TOOL_WINDOW) || (style & wxFRAME_NO_TASKBAR) )
+ if ( style & wxFRAME_TOOL_WINDOW )
+ {
+ // create the palette-like window
*exflags |= WS_EX_TOOLWINDOW;
- else if ( !(style & wxFRAME_NO_TASKBAR) )
+
+ // tool windows shouldn't appear on the taskbar (as documented)
+ style |= wxFRAME_NO_TASKBAR;
+ }
+
+ // We have to solve 2 different problems here:
+ //
+ // 1. frames with wxFRAME_NO_TASKBAR flag shouldn't appear in the
+ // taskbar even if they don't have a parent
+ //
+ // 2. frames without this style should appear in the taskbar even
+ // if they're owned (Windows only puts non owned windows into
+ // the taskbar normally)
+ //
+ // The second one is solved here by using WS_EX_APPWINDOW flag, the
+ // first one is dealt with in our MSWGetParent() method
+ // implementation
+ if ( !(style & wxFRAME_NO_TASKBAR) && GetParent() )
+ {
+ // need to force the frame to appear in the taskbar
*exflags |= WS_EX_APPWINDOW;
+ }
+ //else: nothing to do [here]
}
-#endif // !Win16
+
+ if ( GetExtraStyle() & wxWS_EX_CONTEXTHELP )
+ *exflags |= WS_EX_CONTEXTHELP;
+#endif // !__WXWINCE__
if ( style & wxSTAY_ON_TOP )
*exflags |= WS_EX_TOPMOST;
-
-#ifdef __WIN32__
- if ( GetExtraStyle() & wxFRAME_EX_CONTEXTHELP )
- *exflags |= WS_EX_CONTEXTHELP;
-#endif // __WIN32__
}
return msflags;
}
+WXHWND wxTopLevelWindowMSW::MSWGetParent() const
+{
+ // 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)
+ HWND hwndParent = NULL;
+ if ( HasFlag(wxFRAME_FLOAT_ON_PARENT) )
+ {
+ const wxWindow *parent = GetParent();
+
+ if ( !parent )
+ {
+ // this flag doesn't make sense then and will be ignored
+ wxFAIL_MSG( _T("wxFRAME_FLOAT_ON_PARENT but no parent?") );
+ }
+ else
+ {
+ hwndParent = GetHwndOf(parent);
+ }
+ }
+ //else: don't float on parent, must not be owned
+
+ // now deal with the 2nd taskbar-related problem (see comments above in
+ // MSWGetStyle())
+ if ( HasFlag(wxFRAME_NO_TASKBAR) && !hwndParent )
+ {
+ // use hidden parent
+ hwndParent = wxTLWHiddenParentModule::GetHWND();
+ }
+
+ return (WXHWND)hwndParent;
+}
+
+#if defined(__SMARTPHONE__) || defined(__POCKETPC__)
+bool wxTopLevelWindowMSW::HandleSettingChange(WXWPARAM wParam, WXLPARAM lParam)
+{
+ SHACTIVATEINFO *info = (SHACTIVATEINFO*) m_activateInfo;
+ if ( info )
+ {
+ SHHandleWMSettingChange(GetHwnd(), wParam, lParam, info);
+ }
+
+ return wxWindowMSW::HandleSettingChange(wParam, lParam);
+}
+#endif
+
+WXLRESULT wxTopLevelWindowMSW::MSWWindowProc(WXUINT message, WXWPARAM wParam, WXLPARAM lParam)
+{
+ WXLRESULT rc = 0;
+ bool processed = false;
+
+#if defined(__SMARTPHONE__) || defined(__POCKETPC__)
+ switch ( message )
+ {
+ case WM_ACTIVATE:
+ {
+ SHACTIVATEINFO* info = (SHACTIVATEINFO*) m_activateInfo;
+ if (info)
+ {
+ DWORD flags = 0;
+ if (GetExtraStyle() & wxTOPLEVEL_EX_DIALOG) flags = SHA_INPUTDIALOG;
+ SHHandleWMActivate(GetHwnd(), wParam, lParam, info, flags);
+ }
+
+ // This implicitly sends a wxEVT_ACTIVATE_APP event
+ if (wxTheApp)
+ wxTheApp->SetActive(wParam != 0, FindFocus());
+
+ break;
+ }
+ case WM_HIBERNATE:
+ {
+ if (wxTheApp)
+ {
+ wxActivateEvent event(wxEVT_HIBERNATE, true, wxID_ANY);
+ event.SetEventObject(wxTheApp);
+ processed = wxTheApp->ProcessEvent(event);
+ }
+ break;
+ }
+ }
+#endif
+
+ if ( !processed )
+ rc = wxTopLevelWindowBase::MSWWindowProc(message, wParam, lParam);
+
+ return rc;
+}
+
bool wxTopLevelWindowMSW::CreateDialog(const void *dlgTemplate,
const wxString& title,
const wxPoint& pos,
if ( !m_hWnd )
{
- wxFAIL_MSG(_("Failed to create dialog. Incorrect DLGTEMPLATE?"));
+ wxFAIL_MSG(wxT("Failed to create dialog. Incorrect DLGTEMPLATE?"));
- wxLogSysError(_("Can't create dialog using memory template"));
+ wxLogSysError(wxT("Can't create dialog using memory template"));
- return FALSE;
+ return false;
}
- WXDWORD exflags;
- (void)MSWGetCreateWindowFlags(&exflags);
-
- if ( exflags )
- {
- ::SetWindowLong(GetHwnd(), GWL_EXSTYLE, exflags);
- ::SetWindowPos(GetHwnd(), NULL, 0, 0, 0, 0,
- SWP_NOSIZE |
- SWP_NOMOVE |
- SWP_NOZORDER |
- SWP_NOACTIVATE);
- }
-
-#if defined(__WIN95__)
+#if !defined(__WXWINCE__)
// For some reason, the system menu is activated when we use the
// WS_EX_CONTEXTHELP style, so let's set a reasonable icon
- if ( exflags & WS_EX_CONTEXTHELP )
+ if ( HasExtraStyle(wxWS_EX_CONTEXTHELP) )
{
wxFrame *winTop = wxDynamicCast(wxTheApp->GetTopWindow(), wxFrame);
if ( winTop )
}
}
}
-#endif // __WIN95__
+#endif // !__WXWINCE__
// move the dialog to its initial position without forcing repainting
int x, y, w, h;
- if ( !MSWGetCreateWindowCoords(pos, size, x, y, w, h) )
- {
- x =
- w = (int)CW_USEDEFAULT;
- }
-
- // we can't use CW_USEDEFAULT here as we're not calling CreateWindow()
- // and passing CW_USEDEFAULT to MoveWindow() results in resizing the
- // window to (0, 0) size which breaks quite a lot of things, e.g. the
- // sizer calculation in wxSizer::Fit()
- if ( w == (int)CW_USEDEFAULT )
- {
- // the exact number doesn't matter, the dialog will be resized
- // again soon anyhow but it should be big enough to allow
- // calculation relying on "totalSize - clientSize > 0" work, i.e.
- // at least greater than the title bar height
- w =
- h = 100;
- }
+ (void)MSWGetCreateWindowCoords(pos, size, x, y, w, h);
if ( x == (int)CW_USEDEFAULT )
{
y = (sizeDpy.y - h) / 2;
}
+#if !defined(__WXWINCE__) || defined(__WINCE_STANDARDSDK__)
if ( !::MoveWindow(GetHwnd(), x, y, w, h, FALSE) )
{
wxLogLastError(wxT("MoveWindow"));
}
+#endif
if ( !title.empty() )
{
- ::SetWindowText(GetHwnd(), title);
+ ::SetWindowText(GetHwnd(), title.wx_str());
}
SubclassWin(m_hWnd);
- return TRUE;
+#ifdef __SMARTPHONE__
+ // Work around title non-display glitch
+ Show(false);
+#endif
+
+ return true;
#endif // __WXMICROWIN__/!__WXMICROWIN__
}
WXDWORD exflags;
WXDWORD flags = MSWGetCreateWindowFlags(&exflags);
- return MSWCreate(wxCanvasClassName, title, pos, size, flags, exflags);
+ const wxSize sz = IsAlwaysMaximized() ? wxDefaultSize : size;
+
+#ifndef __WXWINCE__
+ if ( wxTheApp->GetLayoutDirection() == wxLayout_RightToLeft )
+ exflags |= WS_EX_LAYOUTRTL;
+#endif
+
+ return MSWCreate(wxCanvasClassName, title.wx_str(), pos, sz, flags, exflags);
}
bool wxTopLevelWindowMSW::Create(wxWindow *parent,
long style,
const wxString& name)
{
- // init our fields
- Init();
+ bool ret wxDUMMY_INITIALIZE(false);
+
+ wxSize sizeReal = size;
+ if ( !sizeReal.IsFullySpecified() )
+ {
+ sizeReal.SetDefaults(GetDefaultSize());
+ }
m_windowStyle = style;
SetName(name);
- m_windowId = id == -1 ? NewControlId() : id;
+ m_windowId = id == wxID_ANY ? NewControlId() : id;
wxTopLevelWindows.Append(this);
// reuse the code in MSWGetStyle() but correct the results slightly for
// the dialog
- dlgTemplate->style = MSWGetStyle(style, NULL);
+ //
+ // NB: we need a temporary variable as we can't pass pointer to
+ // dwExtendedStyle directly, it's not aligned correctly for 64 bit
+ // architectures
+ WXDWORD dwExtendedStyle;
+ dlgTemplate->style = MSWGetStyle(style, &dwExtendedStyle);
+ dlgTemplate->dwExtendedStyle = dwExtendedStyle;
// all dialogs are popups
dlgTemplate->style |= WS_POPUP;
+#ifndef __WXWINCE__
+ if ( wxTheApp->GetLayoutDirection() == wxLayout_RightToLeft )
+ {
+ dlgTemplate->dwExtendedStyle |= WS_EX_LAYOUTRTL;
+ }
+
// force 3D-look if necessary, it looks impossibly ugly otherwise
if ( style & (wxRESIZE_BORDER | wxCAPTION) )
dlgTemplate->style |= DS_MODALFRAME;
+#endif
- bool ret = CreateDialog(dlgTemplate, title, pos, size);
+ ret = CreateDialog(dlgTemplate, title, pos, sizeReal);
free(dlgTemplate);
-
- return ret;
}
else // !dialog
{
- return CreateFrame(title, pos, size);
+ ret = CreateFrame(title, pos, sizeReal);
+ }
+
+#ifndef __WXWINCE__
+ if ( ret && !(GetWindowStyleFlag() & wxCLOSE_BOX) )
+ {
+ EnableCloseButton(false);
+ }
+#endif
+
+ // for standard dialogs the dialog manager generates WM_CHANGEUISTATE
+ // itself but for custom windows we have to do it ourselves in order to
+ // make the keyboard indicators (such as underlines for accelerators and
+ // focus rectangles) work under Win2k+
+ if ( ret )
+ {
+ MSWUpdateUIState(UIS_INITIALIZE);
+ }
+
+ // Note: if we include PocketPC in this test, dialogs can fail to show up,
+ // for example the text entry dialog in the dialogs sample. Problem with Maximise()?
+#if defined(__WXWINCE__) && (defined(__SMARTPHONE__) || defined(__WINCE_STANDARDSDK__))
+ if ( ( style & wxMAXIMIZE ) || IsAlwaysMaximized() )
+ {
+ this->Maximize();
}
+#endif
+
+#if defined(__SMARTPHONE__) && defined(__WXWINCE__)
+ SetRightMenu(); // to nothing for initialization
+#endif
+
+ return ret;
}
wxTopLevelWindowMSW::~wxTopLevelWindowMSW()
{
- wxTopLevelWindows.DeleteObject(this);
-
- if ( wxModelessWindows.Find(this) )
- wxModelessWindows.DeleteObject(this);
+#if defined(__SMARTPHONE__) || defined(__POCKETPC__)
+ SHACTIVATEINFO* info = (SHACTIVATEINFO*) m_activateInfo;
+ delete info;
+ m_activateInfo = NULL;
+#endif
- // If this is the last top-level window, exit.
- if ( wxTheApp && (wxTopLevelWindows.Number() == 0) )
+ // 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 ( HasFlag(wxFRAME_FLOAT_ON_PARENT) )
{
- wxTheApp->SetTopWindow(NULL);
-
- if ( wxTheApp->GetExitOnFrameDelete() )
+ wxWindow *parent = GetParent();
+ if ( parent )
{
- ::PostQuitMessage(0);
+ ::BringWindowToTop(GetHwndOf(parent));
}
}
}
{
// don't use wxWindow version as we want to call DoShowWindow() ourselves
if ( !wxWindowBase::Show(show) )
- return FALSE;
+ return false;
int nShowCmd;
if ( show )
// show and maximize
nShowCmd = SW_MAXIMIZE;
- m_maximizeOnShow = FALSE;
+ // This is necessary, or no window appears
+#if defined( __WINCE_STANDARDSDK__) || defined(__SMARTPHONE__)
+ DoShowWindow(SW_SHOW);
+#endif
+
+ m_maximizeOnShow = false;
}
else // just show
{
- nShowCmd = SW_SHOW;
+ // we shouldn't use SW_SHOW which also activates the window for
+ // tool frames (as they shouldn't steal focus from the main window)
+ // nor for the currently disabled windows as they would be enabled
+ // as a side effect
+ if ( HasFlag(wxFRAME_TOOL_WINDOW) || !IsEnabled() )
+ nShowCmd = SW_SHOWNA;
+ else
+ nShowCmd = SW_SHOW;
}
}
else // hide
DoShowWindow(nShowCmd);
- if ( show )
- {
- ::BringWindowToTop(GetHwnd());
+#if defined(__WXWINCE__) && (_WIN32_WCE >= 400 && !defined(__POCKETPC__) && !defined(__SMARTPHONE__))
+ // Addornments have to be added when the frame is the correct size
+ wxFrame* frame = wxDynamicCast(this, wxFrame);
+ if (frame && frame->GetMenuBar())
+ frame->GetMenuBar()->AddAdornments(GetWindowStyleFlag());
+#endif
- wxActivateEvent event(wxEVT_ACTIVATE, TRUE, m_windowId);
- event.SetEventObject( this );
- GetEventHandler()->ProcessEvent(event);
- }
- else // hide
- {
- // Try to highlight the correct window (the parent)
- if ( GetParent() )
- {
- HWND hWndParent = GetHwndOf(GetParent());
- if (hWndParent)
- ::BringWindowToTop(hWndParent);
- }
- }
+ // we only set pending size if we're maximized before being shown, now that
+ // we're shown we don't need it any more (it is reset in size event handler
+ // for child windows but we have to do it ourselves for this parent window)
+ m_pendingSize = wxDefaultSize;
- return TRUE;
+ return true;
}
// ----------------------------------------------------------------------------
}
else // hidden
{
- // 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_maximizeOnShow = TRUE;
+ // 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_maximizeOnShow = maximize;
+
+ // after calling Maximize() the client code expects to get the frame
+ // "real" size and doesn't want to know that, because of implementation
+ // details, the frame isn't really maximized yet but will be only once
+ // it's shown, so return our size as it will be then in this case
+ if ( maximize )
+ {
+ // we must only change pending size here, and not call SetSize()
+ // because otherwise Windows would think that this (full screen)
+ // size is the natural size for the frame and so would use it when
+ // the user clicks on "restore" title bar button instead of the
+ // correct initial frame size
+ //
+ // NB: unfortunately we don't know which display we're on yet so we
+ // have to use the default one
+ m_pendingSize = wxGetClientDisplayRect().GetSize();
+ }
+ //else: can't do anything in this case, we don't have the old size
}
}
bool wxTopLevelWindowMSW::IsMaximized() const
{
- return ::IsZoomed(GetHwnd()) != 0;
+ return IsAlwaysMaximized() ||
+#if !defined(__SMARTPHONE__) && !defined(__POCKETPC__) && !defined(__WINCE_STANDARDSDK__)
+
+ (::IsZoomed(GetHwnd()) != 0) ||
+#endif
+ m_maximizeOnShow;
}
void wxTopLevelWindowMSW::Iconize(bool iconize)
bool wxTopLevelWindowMSW::IsIconized() const
{
- // also update the current state
- ((wxTopLevelWindowMSW *)this)->m_iconized = ::IsIconic(GetHwnd()) != 0;
-
- return m_iconized;
+#ifdef __WXWINCE__
+ return false;
+#else
+ // don't use m_iconized, it may be briefly out of sync with the real state
+ // as it's only modified when we receive a WM_SIZE and we could be called
+ // from an event handler from one of the messages we receive before it,
+ // such as WM_MOVE
+ return ::IsIconic(GetHwnd()) != 0;
+#endif
}
void wxTopLevelWindowMSW::Restore()
DoShowWindow(SW_RESTORE);
}
+void wxTopLevelWindowMSW::SetLayoutDirection(wxLayoutDirection dir)
+{
+ if ( dir == wxLayout_Default )
+ dir = wxTheApp->GetLayoutDirection();
+
+ if ( dir != wxLayout_Default )
+ wxTopLevelWindowBase::SetLayoutDirection(dir);
+}
+
+// ----------------------------------------------------------------------------
+// wxTopLevelWindowMSW geometry
+// ----------------------------------------------------------------------------
+
+#ifndef __WXWINCE__
+
+void wxTopLevelWindowMSW::DoGetPosition(int *x, int *y) const
+{
+ if ( IsIconized() )
+ {
+ WINDOWPLACEMENT wp;
+ wp.length = sizeof(WINDOWPLACEMENT);
+ if ( ::GetWindowPlacement(GetHwnd(), &wp) )
+ {
+ RECT& rc = wp.rcNormalPosition;
+
+ // the position returned by GetWindowPlacement() is in workspace
+ // coordinates except for windows with WS_EX_TOOLWINDOW style
+ if ( !HasFlag(wxFRAME_TOOL_WINDOW) )
+ {
+ // we must use the correct display for the translation as the
+ // task bar might be shown on one display but not the other one
+ int n = wxDisplay::GetFromWindow(this);
+ wxDisplay dpy(n == wxNOT_FOUND ? 0 : n);
+ const wxPoint ptOfs = dpy.GetClientArea().GetPosition() -
+ dpy.GetGeometry().GetPosition();
+
+ rc.left += ptOfs.x;
+ rc.top += ptOfs.y;
+ }
+
+ if ( x )
+ *x = rc.left;
+ if ( y )
+ *y = rc.top;
+
+ return;
+ }
+
+ wxLogLastError(_T("GetWindowPlacement"));
+ }
+ //else: normal case
+
+ wxTopLevelWindowBase::DoGetPosition(x, y);
+}
+
+void wxTopLevelWindowMSW::DoGetSize(int *width, int *height) const
+{
+ if ( IsIconized() )
+ {
+ WINDOWPLACEMENT wp;
+ wp.length = sizeof(WINDOWPLACEMENT);
+ if ( ::GetWindowPlacement(GetHwnd(), &wp) )
+ {
+ const RECT& rc = wp.rcNormalPosition;
+
+ if ( width )
+ *width = rc.right - rc.left;
+ if ( height )
+ *height = rc.bottom - rc.top;
+
+ return;
+ }
+
+ wxLogLastError(_T("GetWindowPlacement"));
+ }
+ //else: normal case
+
+ wxTopLevelWindowBase::DoGetSize(width, height);
+}
+
+#endif // __WXWINCE__
+
// ----------------------------------------------------------------------------
// wxTopLevelWindowMSW fullscreen
// ----------------------------------------------------------------------------
bool wxTopLevelWindowMSW::ShowFullScreen(bool show, long style)
{
- if (show)
+ if ( show == IsFullScreen() )
{
- if (IsFullScreen())
- return FALSE;
+ // nothing to do
+ return true;
+ }
+
+ m_fsIsShowing = show;
- m_fsIsShowing = TRUE;
+ if ( show )
+ {
m_fsStyle = style;
// zap the frame borders
// save the 'normal' window style
- m_fsOldWindowStyle = GetWindowLong((HWND)GetHWND(), GWL_STYLE);
+ m_fsOldWindowStyle = GetWindowLong(GetHwnd(), GWL_STYLE);
// save the old position, width & height, maximize state
m_fsOldSize = GetRect();
LONG offFlags = 0;
if (style & wxFULLSCREEN_NOBORDER)
- offFlags |= WS_BORDER | WS_THICKFRAME;
+ {
+ offFlags |= WS_BORDER;
+#ifndef __WXWINCE__
+ offFlags |= WS_THICKFRAME;
+#endif
+ }
if (style & wxFULLSCREEN_NOCAPTION)
- offFlags |= (WS_CAPTION | WS_SYSMENU);
+ offFlags |= WS_CAPTION | WS_SYSMENU;
- newStyle &= (~offFlags);
+ newStyle &= ~offFlags;
// change our window style to be compatible with full-screen mode
- ::SetWindowLong((HWND)GetHWND(), GWL_STYLE, newStyle);
-
- // resize to the size of the desktop
- int width, height;
+ ::SetWindowLong(GetHwnd(), GWL_STYLE, newStyle);
- RECT rect = wxGetWindowRect(::GetDesktopWindow());
- width = rect.right - rect.left;
- height = rect.bottom - rect.top;
+ wxRect rect;
+#if wxUSE_DISPLAY
+ // resize to the size of the display containing us
+ int dpy = wxDisplay::GetFromWindow(this);
+ if ( dpy != wxNOT_FOUND )
+ {
+ rect = wxDisplay(dpy).GetGeometry();
+ }
+ else // fall back to the main desktop
+#endif // wxUSE_DISPLAY
+ {
+ // resize to the size of the desktop
+ wxCopyRECTToRect(wxGetWindowRect(::GetDesktopWindow()), rect);
+#ifdef __WXWINCE__
+ // FIXME: size of the bottom menu (toolbar)
+ // should be taken in account
+ rect.height += rect.y;
+ rect.y = 0;
+#endif
+ }
- SetSize(width, height);
+ SetSize(rect);
// now flush the window style cache and actually go full-screen
- SetWindowPos((HWND)GetHWND(), HWND_TOP, 0, 0, width, height, SWP_FRAMECHANGED);
+ long flags = SWP_FRAMECHANGED;
- wxSizeEvent event(wxSize(width, height), GetId());
- GetEventHandler()->ProcessEvent(event);
+ // showing the frame full screen should also show it if it's still
+ // hidden
+ if ( !IsShown() )
+ {
+ // don't call wxWindow version to avoid flicker from calling
+ // ::ShowWindow() -- we're going to show the window at the correct
+ // location directly below -- but do call the wxWindowBase version
+ // to sync the internal m_isShown flag
+ wxWindowBase::Show();
- return TRUE;
- }
- else
- {
- if (!IsFullScreen())
- return FALSE;
+ flags |= SWP_SHOWWINDOW;
+ }
+
+ SetWindowPos(GetHwnd(), HWND_TOP,
+ rect.x, rect.y, rect.width, rect.height,
+ flags);
- m_fsIsShowing = FALSE;
+#if !defined(__HANDHELDPC__) && (defined(__WXWINCE__) && (_WIN32_WCE < 400))
+ ::SHFullScreen(GetHwnd(), SHFS_HIDETASKBAR | SHFS_HIDESIPBUTTON);
+#endif
+ // finally send an event allowing the window to relayout itself &c
+ wxSizeEvent event(rect.GetSize(), GetId());
+ HandleWindowEvent(event);
+ }
+ else // stop showing full screen
+ {
+#if !defined(__HANDHELDPC__) && (defined(__WXWINCE__) && (_WIN32_WCE < 400))
+ ::SHFullScreen(GetHwnd(), SHFS_SHOWTASKBAR | SHFS_SHOWSIPBUTTON);
+#endif
Maximize(m_fsIsMaximized);
- SetWindowLong((HWND)GetHWND(),GWL_STYLE, m_fsOldWindowStyle);
- SetWindowPos((HWND)GetHWND(),HWND_TOP,m_fsOldSize.x, m_fsOldSize.y,
+ SetWindowLong(GetHwnd(),GWL_STYLE, m_fsOldWindowStyle);
+ SetWindowPos(GetHwnd(),HWND_TOP,m_fsOldSize.x, m_fsOldSize.y,
m_fsOldSize.width, m_fsOldSize.height, SWP_FRAMECHANGED);
-
- return TRUE;
}
+
+ return true;
}
// ----------------------------------------------------------------------------
// wxTopLevelWindowMSW misc
// ----------------------------------------------------------------------------
-void wxTopLevelWindowMSW::SetIcon(const wxIcon& icon)
+void wxTopLevelWindowMSW::SetTitle( const wxString& title)
{
- SetIcons( wxIconBundle( icon ) );
+ SetLabel(title);
}
-void wxTopLevelWindowMSW::SetIcons(const wxIconBundle& icons)
+wxString wxTopLevelWindowMSW::GetTitle() const
{
- wxTopLevelWindowBase::SetIcons(icons);
+ return GetLabel();
+}
-#if defined(__WIN95__) && !defined(__WXMICROWIN__)
- const wxIcon& sml = icons.GetIcon( wxSize( 16, 16 ) );
- if( sml.Ok() && sml.GetWidth() == 16 && sml.GetHeight() == 16 )
- {
- ::SendMessage( GetHwndOf( this ), WM_SETICON, ICON_SMALL,
- (LPARAM)GetHiconOf(sml) );
- }
+void wxTopLevelWindowMSW::DoSelectAndSetIcon(const wxIconBundle& icons,
+ int smX,
+ int smY,
+ int i)
+{
+ const wxSize size(::GetSystemMetrics(smX), ::GetSystemMetrics(smY));
- const wxIcon& big = icons.GetIcon( wxSize( 32, 32 ) );
- if( big.Ok() && big.GetWidth() == 32 && big.GetHeight() == 32 )
+ const wxIcon icon = icons.GetIconOfExactSize(size);
+ if ( icon.Ok() )
{
- ::SendMessage( GetHwndOf( this ), WM_SETICON, ICON_BIG,
- (LPARAM)GetHiconOf(big) );
+ ::SendMessage(GetHwnd(), WM_SETICON, i, (LPARAM)GetHiconOf(icon));
}
-#endif // __WIN95__
+}
+
+void wxTopLevelWindowMSW::SetIcons(const wxIconBundle& icons)
+{
+ wxTopLevelWindowBase::SetIcons(icons);
+
+ DoSelectAndSetIcon(icons, SM_CXSMICON, SM_CYSMICON, ICON_SMALL);
+ DoSelectAndSetIcon(icons, SM_CXICON, SM_CYICON, ICON_BIG);
}
bool wxTopLevelWindowMSW::EnableCloseButton(bool enable)
{
-#ifndef __WXMICROWIN__
+#if !defined(__WXMICROWIN__)
// get system (a.k.a. window) menu
- HMENU hmenu = ::GetSystemMenu(GetHwnd(), FALSE /* get it */);
+ HMENU hmenu = GetSystemMenu(GetHwnd(), FALSE /* get it */);
if ( !hmenu )
{
- wxLogLastError(_T("GetSystemMenu"));
-
- return FALSE;
+ // no system menu at all -- ok if we want to remove the close button
+ // anyhow, but bad if we want to show it
+ return !enable;
}
// enabling/disabling the close item from it also automatically
{
wxLogLastError(_T("EnableMenuItem(SC_CLOSE)"));
- return FALSE;
+ return false;
}
-
+#ifndef __WXWINCE__
// update appearance immediately
if ( !::DrawMenuBar(GetHwnd()) )
{
wxLogLastError(_T("DrawMenuBar"));
}
+#endif
#endif // !__WXMICROWIN__
- return TRUE;
+ return true;
+}
+
+#ifndef __WXWINCE__
+
+bool wxTopLevelWindowMSW::SetShape(const wxRegion& region)
+{
+ wxCHECK_MSG( HasFlag(wxFRAME_SHAPED), false,
+ _T("Shaped windows must be created with the wxFRAME_SHAPED style."));
+
+ // The empty region signifies that the shape should be removed from the
+ // window.
+ if ( region.IsEmpty() )
+ {
+ if (::SetWindowRgn(GetHwnd(), NULL, TRUE) == 0)
+ {
+ wxLogLastError(_T("SetWindowRgn"));
+ return false;
+ }
+ return true;
+ }
+
+ // Windows takes ownership of the region, so
+ // we'll have to make a copy of the region to give to it.
+ DWORD noBytes = ::GetRegionData(GetHrgnOf(region), 0, NULL);
+ RGNDATA *rgnData = (RGNDATA*) new char[noBytes];
+ ::GetRegionData(GetHrgnOf(region), noBytes, rgnData);
+ HRGN hrgn = ::ExtCreateRegion(NULL, noBytes, rgnData);
+ delete[] (char*) rgnData;
+
+ // SetWindowRgn expects the region to be in coordinants
+ // relative to the window, not the client area. Figure
+ // out the offset, if any.
+ RECT rect;
+ DWORD dwStyle = ::GetWindowLong(GetHwnd(), GWL_STYLE);
+ DWORD dwExStyle = ::GetWindowLong(GetHwnd(), GWL_EXSTYLE);
+ ::GetClientRect(GetHwnd(), &rect);
+ ::AdjustWindowRectEx(&rect, dwStyle, FALSE, dwExStyle);
+ ::OffsetRgn(hrgn, -rect.left, -rect.top);
+
+ // Now call the shape API with the new region.
+ if (::SetWindowRgn(GetHwnd(), hrgn, TRUE) == 0)
+ {
+ wxLogLastError(_T("SetWindowRgn"));
+ return false;
+ }
+ return true;
+}
+
+#endif // !__WXWINCE__
+
+void wxTopLevelWindowMSW::RequestUserAttention(int flags)
+{
+ // check if we can use FlashWindowEx(): unfortunately a simple test for
+ // FLASHW_STOP doesn't work because MSVC6 headers do #define it but don't
+ // provide FlashWindowEx() declaration, so try to detect whether we have
+ // real headers for WINVER 0x0500 by checking for existence of a symbol not
+ // declated in MSVC6 header
+#if defined(FLASHW_STOP) && defined(VK_XBUTTON1) && wxUSE_DYNLIB_CLASS
+ // available in the headers, check if it is supported by the system
+ typedef BOOL (WINAPI *FlashWindowEx_t)(FLASHWINFO *pfwi);
+ static FlashWindowEx_t s_pfnFlashWindowEx = NULL;
+ if ( !s_pfnFlashWindowEx )
+ {
+ wxDynamicLibrary dllUser32(_T("user32.dll"));
+ s_pfnFlashWindowEx = (FlashWindowEx_t)
+ dllUser32.GetSymbol(_T("FlashWindowEx"));
+
+ // we can safely unload user32.dll here, it's going to remain loaded as
+ // long as the program is running anyhow
+ }
+
+ if ( s_pfnFlashWindowEx )
+ {
+ WinStruct<FLASHWINFO> fwi;
+ fwi.hwnd = GetHwnd();
+ fwi.dwFlags = FLASHW_ALL;
+ if ( flags & wxUSER_ATTENTION_INFO )
+ {
+ // just flash a few times
+ fwi.uCount = 3;
+ }
+ else // wxUSER_ATTENTION_ERROR
+ {
+ // flash until the user notices it
+ fwi.dwFlags |= FLASHW_TIMERNOFG;
+ }
+
+ s_pfnFlashWindowEx(&fwi);
+ }
+ else // FlashWindowEx() not available
+#endif // FlashWindowEx() defined
+ {
+ wxUnusedVar(flags);
+#ifndef __WXWINCE__
+ ::FlashWindow(GetHwnd(), TRUE);
+#endif // __WXWINCE__
+ }
}
+// ---------------------------------------------------------------------------
+
+bool wxTopLevelWindowMSW::SetTransparent(wxByte alpha)
+{
+#if wxUSE_DYNLIB_CLASS
+ typedef DWORD (WINAPI *PSETLAYEREDWINDOWATTR)(HWND, DWORD, BYTE, DWORD);
+ static PSETLAYEREDWINDOWATTR pSetLayeredWindowAttributes = NULL;
+
+ if ( pSetLayeredWindowAttributes == NULL )
+ {
+ wxDynamicLibrary dllUser32(_T("user32.dll"));
+ pSetLayeredWindowAttributes = (PSETLAYEREDWINDOWATTR)
+ dllUser32.GetSymbol(wxT("SetLayeredWindowAttributes"));
+ }
+ if ( pSetLayeredWindowAttributes == NULL )
+ return false;
+#endif // wxUSE_DYNLIB_CLASS
+
+ LONG exstyle = GetWindowLong(GetHwnd(), GWL_EXSTYLE);
+
+ // if setting alpha to fully opaque then turn off the layered style
+ if (alpha == 255)
+ {
+ SetWindowLong(GetHwnd(), GWL_EXSTYLE, exstyle & ~WS_EX_LAYERED);
+ Refresh();
+ return true;
+ }
+
+#if wxUSE_DYNLIB_CLASS
+ // Otherwise, set the layered style if needed and set the alpha value
+ if ((exstyle & WS_EX_LAYERED) == 0 )
+ SetWindowLong(GetHwnd(), GWL_EXSTYLE, exstyle | WS_EX_LAYERED);
+
+ if ( pSetLayeredWindowAttributes(GetHwnd(), 0, (BYTE)alpha, LWA_ALPHA) )
+ return true;
+#endif // wxUSE_DYNLIB_CLASS
+
+ return false;
+}
+
+bool wxTopLevelWindowMSW::CanSetTransparent()
+{
+ // The API is available on win2k and above
+
+ static int os_type = -1;
+ static int ver_major = -1;
+
+ if (os_type == -1)
+ os_type = ::wxGetOsVersion(&ver_major);
+
+ return (os_type == wxOS_WINDOWS_NT && ver_major >= 5);
+}
+
+
+void wxTopLevelWindowMSW::DoFreeze()
+{
+ // do nothing: freezing toplevel window causes paint and mouse events
+ // to go through it any TLWs under it, so the best we can do is to freeze
+ // all children -- and wxWindowBase::Freeze() does that
+}
+
+void wxTopLevelWindowMSW::DoThaw()
+{
+ // intentionally empty -- see DoFreeze()
+}
+
+
+// ----------------------------------------------------------------------------
+// wxTopLevelWindow event handling
+// ----------------------------------------------------------------------------
+
+// Default activation behaviour - set the focus for the first child
+// subwindow found.
+void wxTopLevelWindowMSW::OnActivate(wxActivateEvent& event)
+{
+ if ( event.GetActive() )
+ {
+ // restore focus to the child which was last focused unless we already
+ // have it
+ wxLogTrace(_T("focus"), _T("wxTLW %p activated."), m_hWnd);
+
+ wxWindow *winFocus = FindFocus();
+ if ( !winFocus || wxGetTopLevelParent(winFocus) != this )
+ {
+ wxWindow *parent = m_winLastFocused ? m_winLastFocused->GetParent()
+ : NULL;
+ if ( !parent )
+ {
+ parent = this;
+ }
+
+ wxSetFocusToChild(parent, &m_winLastFocused);
+ }
+ }
+ else // deactivating
+ {
+ // remember the last focused child if it is our child
+ m_winLastFocused = FindFocus();
+
+ if ( m_winLastFocused )
+ {
+ // let it know that it doesn't have focus any more
+ // But this will already be done via WM_KILLFOCUS, so we'll get two kill
+ // focus events if we call it explicitly.
+ // m_winLastFocused->HandleKillFocus((WXHWND)NULL);
+
+ // and don't remember it if it's a child from some other frame
+ if ( wxGetTopLevelParent(m_winLastFocused) != this )
+ {
+ m_winLastFocused = NULL;
+ }
+ }
+
+ wxLogTrace(_T("focus"),
+ _T("wxTLW %p deactivated, last focused: %p."),
+ m_hWnd,
+ m_winLastFocused ? GetHwndOf(m_winLastFocused) : NULL);
+
+ event.Skip();
+ }
+}
+
+// the DialogProc for all wxWidgets dialogs
+LONG APIENTRY _EXPORT
+wxDlgProc(HWND hDlg,
+ UINT message,
+ WPARAM WXUNUSED(wParam),
+ LPARAM WXUNUSED(lParam))
+{
+ switch ( message )
+ {
+ case WM_INITDIALOG:
+ {
+ // under CE, add a "Ok" button in the dialog title bar and make it full
+ // screen
+ //
+ // TODO: find the window for this HWND, and take into account
+ // wxMAXIMIZE and wxCLOSE_BOX. For now, assume both are present.
+ //
+ // Standard SDK doesn't have aygshell.dll: see
+ // include/wx/msw/wince/libraries.h
+#if defined(__WXWINCE__) && !defined(__WINCE_STANDARDSDK__) && !defined(__HANDHELDPC__)
+ SHINITDLGINFO shidi;
+ shidi.dwMask = SHIDIM_FLAGS;
+ shidi.dwFlags = SHIDIF_SIZEDLG // take account of the SIP or menubar
+#ifndef __SMARTPHONE__
+ | SHIDIF_DONEBUTTON
+#endif
+ ;
+ shidi.hDlg = hDlg;
+ SHInitDialog( &shidi );
+#else // no SHInitDialog()
+ wxUnusedVar(hDlg);
+#endif
+ // for WM_INITDIALOG, returning TRUE tells system to set focus to
+ // the first control in the dialog box, but as we set the focus
+ // ourselves, we return FALSE for it as well
+ return FALSE;
+ }
+ }
+
+ // for almost all messages, returning FALSE means that we didn't process
+ // the message
+ return FALSE;
+}
+
+// ============================================================================
+// wxTLWHiddenParentModule implementation
+// ============================================================================
+
+HWND wxTLWHiddenParentModule::ms_hwnd = NULL;
+
+const wxChar *wxTLWHiddenParentModule::ms_className = NULL;
+
+bool wxTLWHiddenParentModule::OnInit()
+{
+ ms_hwnd = NULL;
+ ms_className = NULL;
+
+ return true;
+}
+
+void wxTLWHiddenParentModule::OnExit()
+{
+ if ( ms_hwnd )
+ {
+ if ( !::DestroyWindow(ms_hwnd) )
+ {
+ wxLogLastError(_T("DestroyWindow(hidden TLW parent)"));
+ }
+
+ ms_hwnd = NULL;
+ }
+
+ if ( ms_className )
+ {
+ if ( !::UnregisterClass(ms_className, wxGetInstance()) )
+ {
+ wxLogLastError(_T("UnregisterClass(\"wxTLWHiddenParent\")"));
+ }
+
+ ms_className = NULL;
+ }
+}
+
+/* static */
+HWND wxTLWHiddenParentModule::GetHWND()
+{
+ if ( !ms_hwnd )
+ {
+ if ( !ms_className )
+ {
+ static const wxChar *HIDDEN_PARENT_CLASS = _T("wxTLWHiddenParent");
+
+ WNDCLASS wndclass;
+ wxZeroMemory(wndclass);
+
+ wndclass.lpfnWndProc = DefWindowProc;
+ wndclass.hInstance = wxGetInstance();
+ wndclass.lpszClassName = HIDDEN_PARENT_CLASS;
+
+ if ( !::RegisterClass(&wndclass) )
+ {
+ wxLogLastError(_T("RegisterClass(\"wxTLWHiddenParent\")"));
+ }
+ else
+ {
+ ms_className = HIDDEN_PARENT_CLASS;
+ }
+ }
+
+ ms_hwnd = ::CreateWindow(ms_className, wxEmptyString, 0, 0, 0, 0, 0, NULL,
+ (HMENU)NULL, wxGetInstance(), NULL);
+ if ( !ms_hwnd )
+ {
+ wxLogLastError(_T("CreateWindow(hidden TLW parent)"));
+ }
+ }
+
+ return ms_hwnd;
+}
projects / wxWidgets.git / blobdiff