// Created: 24.09.01
// RCS-ID: $Id$
// Copyright: (c) 2001 SciTech Software, Inc. (www.scitechsoft.com)
-// License: wxWindows licence
+// Licence: wxWindows licence
///////////////////////////////////////////////////////////////////////////////
// ============================================================================
#include "wx/log.h"
#include "wx/intl.h"
#include "wx/frame.h"
+ #include "wx/menu.h"
#include "wx/containr.h" // wxSetFocusToChild()
#include "wx/module.h"
#endif //WX_PRECOMP
#define ICON_SMALL 0
#endif
+// FIXME-VC6: Only VC6 doesn't have this in its standard headers so this
+// could be removed once support for it is dropped.
+#ifndef WM_UNINITMENUPOPUP
+ #define WM_UNINITMENUPOPUP 0x0125
+#endif
+
+// ----------------------------------------------------------------------------
+// globals
+// ----------------------------------------------------------------------------
+
+#if wxUSE_MENUS || wxUSE_MENUS_NATIVE
+ extern wxMenu *wxCurrentPopupMenu;
+#endif // wxUSE_MENUS || wxUSE_MENUS_NATIVE
+
+
// ----------------------------------------------------------------------------
// stubs for missing functions under MicroWindows
// ----------------------------------------------------------------------------
LONG APIENTRY _EXPORT
wxDlgProc(HWND hDlg, UINT message, WPARAM wParam, LPARAM lParam);
-// ----------------------------------------------------------------------------
-// globals
-// ----------------------------------------------------------------------------
-
-// the name of the default wxWidgets class
-#ifdef __WXWINCE__
-extern wxChar *wxCanvasClassName;
-#else
-extern const wxChar *wxCanvasClassName;
-#endif
-
// ----------------------------------------------------------------------------
// wxTLWHiddenParentModule: used to manage the hidden parent window (we need a
// module to ensure that the window is always deleted)
m_fsIsMaximized = false;
m_fsIsShowing = false;
- m_winLastFocused = (wxWindow *)NULL;
+ m_winLastFocused = NULL;
#if defined(__SMARTPHONE__) && defined(__WXWINCE__)
m_MenuBarHWND = 0;
m_activateInfo = (void*) info;
#endif
+
+ m_menuSystem = NULL;
+ m_menuDepth = 0;
}
WXDWORD wxTopLevelWindowMSW::MSWGetStyle(long style, WXDWORD *exflags) const
msflags |= WS_MAXIMIZE;
// Keep this here because it saves recoding this function in wxTinyFrame
- if ( style & (wxTINY_CAPTION_VERT | wxTINY_CAPTION_HORIZ) )
+ if ( style & wxTINY_CAPTION )
msflags |= WS_CAPTION;
if ( exflags )
if ( !parent )
{
// this flag doesn't make sense then and will be ignored
- wxFAIL_MSG( _T("wxFRAME_FLOAT_ON_PARENT but no parent?") );
+ wxFAIL_MSG( wxT("wxFRAME_FLOAT_ON_PARENT but no parent?") );
}
else
{
WXLRESULT rc = 0;
bool processed = false;
-#if defined(__SMARTPHONE__) || defined(__POCKETPC__)
switch ( message )
{
+#if defined(__SMARTPHONE__) || defined(__POCKETPC__)
case WM_ACTIVATE:
{
SHACTIVATEINFO* info = (SHACTIVATEINFO*) m_activateInfo;
}
break;
}
+#endif // __SMARTPHONE__ || __POCKETPC__
+
+ case WM_SYSCOMMAND:
+ {
+ // From MSDN:
+ //
+ // ... the four low-order bits of the wParam parameter are
+ // used internally by the system. To obtain the correct
+ // result when testing the value of wParam, an application
+ // must combine the value 0xFFF0 with the wParam value by
+ // using the bitwise AND operator.
+ unsigned id = wParam & 0xfff0;
+
+ // Preserve the focus when minimizing/restoring the window: we
+ // need to do it manually as DefWindowProc() doesn't appear to
+ // do this for us for some reason (perhaps because we don't use
+ // WM_NEXTDLGCTL for setting focus?). Moreover, our code in
+ // OnActivate() doesn't work in this case as we receive the
+ // deactivation event too late when the window is being
+ // minimized and the focus is already NULL by then. Similarly,
+ // we receive the activation event too early and restoring
+ // focus in it fails because the window is still minimized. So
+ // we need to do it here.
+ if ( id == SC_MINIMIZE )
+ {
+ // For minimization, it's simple enough: just save the
+ // focus as usual. The important thing is that we're not
+ // minimized yet, so this works correctly.
+ DoSaveLastFocus();
+ }
+ else if ( id == SC_RESTORE )
+ {
+ // For restoring, it's trickier as DefWindowProc() sets
+ // focus to the window itself. So run it first and restore
+ // our saved focus only afterwards.
+ processed = true;
+ rc = wxTopLevelWindowBase::MSWWindowProc(message,
+ wParam, lParam);
+
+ DoRestoreLastFocus();
+ }
+
+#ifndef __WXUNIVERSAL__
+ // We need to generate events for the custom items added to the
+ // system menu if it had been created (and presumably modified).
+ // As SC_SIZE is the first of the system-defined commands, we
+ // only do this for the custom commands before it and leave
+ // SC_SIZE and everything after it to DefWindowProc().
+ if ( m_menuSystem && id < SC_SIZE )
+ {
+ if ( m_menuSystem->MSWCommand(0 /* unused anyhow */, id) )
+ processed = true;
+ }
+#endif // #ifndef __WXUNIVERSAL__
+ }
+ break;
+
+#if !defined(__WXMICROWIN__) && !defined(__WXWINCE__)
+#if wxUSE_MENUS
+ case WM_INITMENUPOPUP:
+ processed = HandleMenuPopup(wxEVT_MENU_OPEN, (WXHMENU)wParam);
+ break;
+
+ case WM_MENUSELECT:
+ {
+ WXWORD item, flags;
+ WXHMENU hmenu;
+ UnpackMenuSelect(wParam, lParam, &item, &flags, &hmenu);
+
+ processed = HandleMenuSelect(item, flags, hmenu);
+ }
+ break;
+
+ case WM_EXITMENULOOP:
+ // Under Windows 98 and 2000 and later we're going to get
+ // WM_UNINITMENUPOPUP which will be used to generate this event
+ // with more information (notably the menu that was closed) so we
+ // only need this one under old Windows systems where the newer
+ // event is never sent.
+ if ( wxGetWinVersion() < wxWinVersion_98 )
+ processed = HandleExitMenuLoop(wParam);
+ break;
+
+ case WM_UNINITMENUPOPUP:
+ processed = HandleMenuPopup(wxEVT_MENU_CLOSE, (WXHMENU)wParam);
+ break;
+#endif // wxUSE_MENUS
+#endif // !__WXMICROWIN__
}
-#endif
if ( !processed )
rc = wxTopLevelWindowBase::MSWWindowProc(message, wParam, lParam);
// no dialogs support under MicroWin yet
return CreateFrame(title, pos, size);
#else // !__WXMICROWIN__
- wxWindow *parent = GetParent();
-
- // for the dialogs without wxDIALOG_NO_PARENT style, use the top level
- // app window as parent - this avoids creating modal dialogs without
- // parent
- if ( !parent && !(GetWindowStyleFlag() & wxDIALOG_NO_PARENT) )
- {
- parent = wxTheApp->GetTopWindow();
-
- if ( parent )
- {
- // don't use transient windows as parents, this is dangerous as it
- // can lead to a crash if the parent is destroyed before the child
- //
- // also don't use the window which is currently hidden as then the
- // dialog would be hidden as well
- if ( (parent->GetExtraStyle() & wxWS_EX_TRANSIENT) ||
- !parent->IsShown() )
- {
- parent = NULL;
- }
- }
- }
+ // static cast is valid as we're only ever called for dialogs
+ wxWindow * const
+ parent = static_cast<wxDialog *>(this)->GetParentForModalDialog();
m_hWnd = (WXHWND)::CreateDialogIndirect
(
if ( winTop )
{
wxIcon icon = winTop->GetIcon();
- if ( icon.Ok() )
+ if ( icon.IsOk() )
{
::SendMessage(GetHwnd(), WM_SETICON,
(WPARAM)TRUE,
}
#endif // !__WXWINCE__
+ if ( !title.empty() )
+ {
+ ::SetWindowText(GetHwnd(), title.t_str());
+ }
+
+ SubclassWin(m_hWnd);
+
+#if !defined(__WXWINCE__) || defined(__WINCE_STANDARDSDK__)
// move the dialog to its initial position without forcing repainting
int x, y, w, h;
(void)MSWGetCreateWindowCoords(pos, size, x, y, w, h);
if ( x == (int)CW_USEDEFAULT )
{
- // centre it on the screen - what else can we do?
- wxSize sizeDpy = wxGetDisplaySize();
-
- x = (sizeDpy.x - w) / 2;
- y = (sizeDpy.y - h) / 2;
+ // Let the system position the window, just set its size.
+ ::SetWindowPos(GetHwnd(), 0,
+ 0, 0, w, h,
+ SWP_NOMOVE | SWP_NOZORDER | SWP_NOACTIVATE);
}
-
-#if !defined(__WXWINCE__) || defined(__WINCE_STANDARDSDK__)
- if ( !::MoveWindow(GetHwnd(), x, y, w, h, FALSE) )
+ else // Move the window to the desired location and set its size too.
{
- wxLogLastError(wxT("MoveWindow"));
- }
-#endif
-
- if ( !title.empty() )
- {
- ::SetWindowText(GetHwnd(), title.wx_str());
+ if ( !::MoveWindow(GetHwnd(), x, y, w, h, FALSE) )
+ {
+ wxLogLastError(wxT("MoveWindow"));
+ }
}
-
- SubclassWin(m_hWnd);
+#endif // !__WXWINCE__
#ifdef __SMARTPHONE__
// Work around title non-display glitch
exflags |= WS_EX_LAYOUTRTL;
#endif
- return MSWCreate(wxCanvasClassName, title.wx_str(), pos, sz, flags, exflags);
+ return MSWCreate(MSWGetRegisteredClassName(),
+ title.t_str(), pos, sz, flags, exflags);
}
bool wxTopLevelWindowMSW::Create(wxWindow *parent,
long style,
const wxString& name)
{
- bool ret wxDUMMY_INITIALIZE(false);
-
- // init our fields
- Init();
-
wxSize sizeReal = size;
if ( !sizeReal.IsFullySpecified() )
{
sizeReal.SetDefaults(GetDefaultSize());
}
- m_windowStyle = style;
-
- SetName(name);
-
- m_windowId = id == wxID_ANY ? NewControlId() : id;
-
+ // notice that we should append this window to wxTopLevelWindows list
+ // before calling CreateBase() as it behaves differently for TLW and
+ // non-TLW windows
wxTopLevelWindows.Append(this);
+ bool ret = CreateBase(parent, id, pos, sizeReal, style, name);
+ if ( !ret )
+ return false;
+
if ( parent )
parent->AddChild(this);
if ( GetExtraStyle() & wxTOPLEVEL_EX_DIALOG )
{
// we have different dialog templates to allows creation of dialogs
- // with & without captions under MSWindows, resizeable or not (but a
- // resizeable dialog always has caption - otherwise it would look too
+ // with & without captions under MSWindows, resizable or not (but a
+ // resizable dialog always has caption - otherwise it would look too
// strange)
// we need 3 additional WORDs for dialog menu, class and title (as we
// reuse the code in MSWGetStyle() but correct the results slightly for
// the dialog
- dlgTemplate->style = MSWGetStyle(style, &dlgTemplate->dwExtendedStyle);
+ //
+ // 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;
wxTopLevelWindowMSW::~wxTopLevelWindowMSW()
{
+ delete m_menuSystem;
+
+ SendDestroyEvent();
+
#if defined(__SMARTPHONE__) || defined(__POCKETPC__)
SHACTIVATEINFO* info = (SHACTIVATEINFO*) m_activateInfo;
delete info;
{
::ShowWindow(GetHwnd(), nShowCmd);
- m_iconized = nShowCmd == SW_MINIMIZE;
+ // Hiding the window doesn't change its iconized state.
+ if ( nShowCmd != SW_HIDE )
+ {
+ // Otherwise restoring, maximizing or showing the window normally also
+ // makes it not iconized and only minimizing it does make it iconized.
+ m_iconized = nShowCmd == SW_MINIMIZE;
+ }
+}
+
+void wxTopLevelWindowMSW::ShowWithoutActivating()
+{
+ if ( !wxWindowBase::Show(true) )
+ return;
+
+ DoShowWindow(SW_SHOWNA);
}
bool wxTopLevelWindowMSW::Show(bool show)
m_maximizeOnShow = false;
}
+ else if ( m_iconized )
+ {
+ // We were iconized while we were hidden, so now we need to show
+ // the window in iconized state.
+ nShowCmd = SW_MINIMIZE;
+ }
+ else if ( ::IsIconic(GetHwnd()) )
+ {
+ // We were restored while we were hidden, so now we need to show
+ // the window in its normal state.
+ //
+ // As below, don't activate some kinds of windows.
+ if ( HasFlag(wxFRAME_TOOL_WINDOW) || !IsEnabled() )
+ nShowCmd = SW_SHOWNOACTIVATE;
+ else
+ nShowCmd = SW_RESTORE;
+ }
else // just show
{
// we shouldn't use SW_SHOW which also activates the window for
nShowCmd = SW_HIDE;
}
+#if wxUSE_DEFERRED_SIZING
+ // 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)
+ //
+ // make sure to reset it before actually showing the window as this will
+ // generate WM_SIZE events and we want to use the correct client size from
+ // them, not the size returned by WM_NCCALCSIZE in DoGetClientSize() which
+ // turns out to be wrong for maximized windows (see #11762)
+ m_pendingSize = wxDefaultSize;
+#endif // wxUSE_DEFERRED_SIZING
+
DoShowWindow(nShowCmd);
#if defined(__WXWINCE__) && (_WIN32_WCE >= 400 && !defined(__POCKETPC__) && !defined(__SMARTPHONE__))
frame->GetMenuBar()->AddAdornments(GetWindowStyleFlag());
#endif
- // 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;
}
+void wxTopLevelWindowMSW::Raise()
+{
+ ::SetForegroundWindow(GetHwnd());
+}
+
// ----------------------------------------------------------------------------
// wxTopLevelWindowMSW maximize/minimize
// ----------------------------------------------------------------------------
// so just remember that we should do it later in this case
m_maximizeOnShow = maximize;
+#if wxUSE_DEFERRED_SIZING
// 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
m_pendingSize = wxGetClientDisplayRect().GetSize();
}
//else: can't do anything in this case, we don't have the old size
+#endif // wxUSE_DEFERRED_SIZING
}
}
void wxTopLevelWindowMSW::Iconize(bool iconize)
{
- DoShowWindow(iconize ? SW_MINIMIZE : SW_RESTORE);
+ if ( iconize == m_iconized )
+ {
+ // Do nothing, in particular don't restore non-iconized windows when
+ // Iconize(false) is called as this would wrongly un-maximize them.
+ return;
+ }
+
+ if ( IsShown() )
+ {
+ // change the window state immediately
+ DoShowWindow(iconize ? SW_MINIMIZE : SW_RESTORE);
+ }
+ else // hidden
+ {
+ // iconizing the window shouldn't show it so just update the internal
+ // state (otherwise it's done by DoShowWindow() itself)
+ m_iconized = iconize;
+ }
}
bool wxTopLevelWindowMSW::IsIconized() const
#ifdef __WXWINCE__
return false;
#else
+ if ( !IsShown() )
+ return m_iconized;
+
// 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,
return;
}
- wxLogLastError(_T("GetWindowPlacement"));
+ wxLogLastError(wxT("GetWindowPlacement"));
}
//else: normal case
return;
}
- wxLogLastError(_T("GetWindowPlacement"));
+ wxLogLastError(wxT("GetWindowPlacement"));
}
//else: normal case
#endif // __WXWINCE__
+void
+wxTopLevelWindowMSW::MSWGetCreateWindowCoords(const wxPoint& pos,
+ const wxSize& size,
+ int& x, int& y,
+ int& w, int& h) const
+{
+ // let the system position the window if no explicit position was specified
+ if ( pos.x == wxDefaultCoord )
+ {
+ // if x is set to CW_USEDEFAULT, y parameter is ignored anyhow so we
+ // can just as well set it to CW_USEDEFAULT as well
+ x =
+ y = CW_USEDEFAULT;
+ }
+ else
+ {
+ // OTOH, if x is not set to CW_USEDEFAULT, y shouldn't be set to it
+ // neither because it is not handled as a special value by Windows then
+ // and so we have to choose some default value for it, even if a
+ // completely arbitrary one
+ static const int DEFAULT_Y = 200;
+
+ x = pos.x;
+ y = pos.y == wxDefaultCoord ? DEFAULT_Y : pos.y;
+ }
+
+ if ( size.x == wxDefaultCoord || size.y == wxDefaultCoord )
+ {
+ // We don't use CW_USEDEFAULT here for several reasons:
+ //
+ // 1. It results in huge frames on modern screens (1000*800 is not
+ // uncommon on my 1280*1024 screen) which is way too big for a half
+ // empty frame of most of wxWidgets samples for example)
+ //
+ // 2. It is buggy for frames with wxFRAME_TOOL_WINDOW style for which
+ // the default is for whatever reason 8*8 which breaks client <->
+ // window size calculations (it would be nice if it didn't, but it
+ // does and the simplest way to fix it seemed to change the broken
+ // default size anyhow)
+ //
+ // 3. There is just no advantage in doing it: with x and y it is
+ // possible that [future versions of] Windows position the new top
+ // level window in some smart way which we can't do, but we can
+ // guess a reasonably good size for a new window just as well
+ // ourselves
+ //
+ // The only exception is for the Windows CE platform where the system
+ // does know better than we how should the windows be sized
+#ifdef _WIN32_WCE
+ w =
+ h = CW_USEDEFAULT;
+#else // !_WIN32_WCE
+ wxSize sizeReal = size;
+ sizeReal.SetDefaults(GetDefaultSize());
+
+ w = sizeReal.x;
+ h = sizeReal.y;
+#endif // _WIN32_WCE/!_WIN32_WCE
+ }
+ else
+ {
+ w = size.x;
+ h = size.y;
+ }
+}
+
// ----------------------------------------------------------------------------
// wxTopLevelWindowMSW fullscreen
// ----------------------------------------------------------------------------
// finally send an event allowing the window to relayout itself &c
wxSizeEvent event(rect.GetSize(), GetId());
+ event.SetEventObject(this);
HandleWindowEvent(event);
}
else // stop showing full screen
return GetLabel();
}
-void wxTopLevelWindowMSW::DoSelectAndSetIcon(const wxIconBundle& icons,
+bool wxTopLevelWindowMSW::DoSelectAndSetIcon(const wxIconBundle& icons,
int smX,
int smY,
int i)
{
const wxSize size(::GetSystemMetrics(smX), ::GetSystemMetrics(smY));
- const wxIcon icon = icons.GetIconOfExactSize(size);
- if ( icon.Ok() )
- {
- ::SendMessage(GetHwnd(), WM_SETICON, i, (LPARAM)GetHiconOf(icon));
- }
+ wxIcon icon = icons.GetIcon(size, wxIconBundle::FALLBACK_NEAREST_LARGER);
+
+ if ( !icon.IsOk() )
+ return false;
+
+ ::SendMessage(GetHwnd(), WM_SETICON, i, (LPARAM)GetHiconOf(icon));
+ return true;
}
void wxTopLevelWindowMSW::SetIcons(const wxIconBundle& icons)
{
wxTopLevelWindowBase::SetIcons(icons);
+ if ( icons.IsEmpty() )
+ {
+ // FIXME: SetIcons(wxNullIconBundle) should unset existing icons,
+ // but we currently don't do that
+ wxASSERT_MSG( m_icons.IsEmpty(), "unsetting icons doesn't work" );
+ return;
+ }
+
DoSelectAndSetIcon(icons, SM_CXSMICON, SM_CYSMICON, ICON_SMALL);
DoSelectAndSetIcon(icons, SM_CXICON, SM_CYICON, ICON_BIG);
}
MF_BYCOMMAND |
(enable ? MF_ENABLED : MF_GRAYED)) == -1 )
{
- wxLogLastError(_T("EnableMenuItem(SC_CLOSE)"));
+ wxLogLastError(wxT("EnableMenuItem(SC_CLOSE)"));
return false;
}
// update appearance immediately
if ( !::DrawMenuBar(GetHwnd()) )
{
- wxLogLastError(_T("DrawMenuBar"));
+ wxLogLastError(wxT("DrawMenuBar"));
}
#endif
#endif // !__WXMICROWIN__
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
#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);
- FlashWindowEx_t s_pfnFlashWindowEx = NULL;
+ static FlashWindowEx_t s_pfnFlashWindowEx = NULL;
if ( !s_pfnFlashWindowEx )
{
- wxDynamicLibrary dllUser32(_T("user32.dll"));
+ wxDynamicLibrary dllUser32(wxT("user32.dll"));
s_pfnFlashWindowEx = (FlashWindowEx_t)
- dllUser32.GetSymbol(_T("FlashWindowEx"));
+ dllUser32.GetSymbol(wxT("FlashWindowEx"));
// we can safely unload user32.dll here, it's going to remain loaded as
// long as the program is running anyhow
}
}
+wxMenu *wxTopLevelWindowMSW::MSWGetSystemMenu() const
+{
+#ifndef __WXUNIVERSAL__
+ if ( !m_menuSystem )
+ {
+ HMENU hmenu = ::GetSystemMenu(GetHwnd(), FALSE);
+ if ( !hmenu )
+ {
+ wxLogLastError(wxT("GetSystemMenu()"));
+ return NULL;
+ }
+
+ wxTopLevelWindowMSW * const
+ self = const_cast<wxTopLevelWindowMSW *>(this);
+
+ self->m_menuSystem = wxMenu::MSWNewFromHMENU(hmenu);
+
+ // We need to somehow associate this menu with this window to ensure
+ // that we get events from it. A natural idea would be to pretend that
+ // it's attached to our menu bar but this wouldn't work if we don't
+ // have any menu bar which is a common case for applications using
+ // custom items in the system menu (they mostly do it exactly because
+ // they don't have any other menus).
+ //
+ // So reuse the invoking window pointer instead, this is not exactly
+ // correct but doesn't seem to have any serious drawbacks.
+ m_menuSystem->SetInvokingWindow(self);
+ }
+#endif // #ifndef __WXUNIVERSAL__
+
+ return m_menuSystem;
+}
+
+// ----------------------------------------------------------------------------
+// Transparency support
// ---------------------------------------------------------------------------
bool wxTopLevelWindowMSW::SetTransparent(wxByte alpha)
{
#if wxUSE_DYNLIB_CLASS
typedef DWORD (WINAPI *PSETLAYEREDWINDOWATTR)(HWND, DWORD, BYTE, DWORD);
- static PSETLAYEREDWINDOWATTR pSetLayeredWindowAttributes = NULL;
+ static PSETLAYEREDWINDOWATTR
+ pSetLayeredWindowAttributes = (PSETLAYEREDWINDOWATTR)-1;
- if ( pSetLayeredWindowAttributes == NULL )
+ if ( pSetLayeredWindowAttributes == (PSETLAYEREDWINDOWATTR)-1 )
{
- wxDynamicLibrary dllUser32(_T("user32.dll"));
+ wxDynamicLibrary dllUser32(wxT("user32.dll"));
+
+ // use RawGetSymbol() and not GetSymbol() to avoid error messages under
+ // Windows 95: there is nothing the user can do about this anyhow
pSetLayeredWindowAttributes = (PSETLAYEREDWINDOWATTR)
- dllUser32.GetSymbol(wxT("SetLayeredWindowAttributes"));
+ dllUser32.RawGetSymbol(wxT("SetLayeredWindowAttributes"));
+
+ // it's ok to destroy dllUser32 here, we link statically to user32.dll
+ // anyhow so it won't be unloaded
}
- if ( pSetLayeredWindowAttributes == NULL )
+
+ if ( !pSetLayeredWindowAttributes )
return false;
#endif // wxUSE_DYNLIB_CLASS
return (os_type == wxOS_WINDOWS_NT && ver_major >= 5);
}
-
void wxTopLevelWindowMSW::DoFreeze()
{
- if ( IsShown() )
- {
- for ( wxWindowList::compatibility_iterator node = GetChildren().GetFirst();
- node;
- node = node->GetNext() )
- {
- wxWindow *child = node->GetData();
- if ( child->IsTopLevel() )
- continue;
-
- child->Freeze();
- }
- }
+ // 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()
{
- if ( IsShown() )
+ // intentionally empty -- see DoFreeze()
+}
+
+
+// ----------------------------------------------------------------------------
+// wxTopLevelWindow event handling
+// ----------------------------------------------------------------------------
+
+void wxTopLevelWindowMSW::DoSaveLastFocus()
+{
+ if ( m_iconized )
+ return;
+
+ // remember the last focused child if it is our child
+ m_winLastFocused = FindFocus();
+
+ if ( m_winLastFocused )
{
- for ( wxWindowList::compatibility_iterator node = GetChildren().GetFirst();
- node;
- node = node->GetNext() )
+ // and don't remember it if it's a child from some other frame
+ if ( wxGetTopLevelParent(m_winLastFocused) != this )
{
- wxWindow *child = node->GetData();
- if ( child->IsTopLevel() )
- continue;
-
- child->Thaw();
+ m_winLastFocused = NULL;
}
}
}
-
-void wxTopLevelWindowMSW::AddChild(wxWindowBase *child)
+void wxTopLevelWindowMSW::DoRestoreLastFocus()
{
- // adding a child while frozen will assert when thawn, so freeze it as if
- // it had been already present when we were frozen
- if ( child && !child->IsTopLevel() && IsFrozen() )
+ wxWindow *parent = m_winLastFocused ? m_winLastFocused->GetParent()
+ : NULL;
+ if ( !parent )
{
- child->Freeze();
+ parent = this;
}
- wxTopLevelWindowBase::AddChild(child);
+ wxSetFocusToChild(parent, &m_winLastFocused);
}
-
-// ----------------------------------------------------------------------------
-// wxTopLevelWindow event handling
-// ----------------------------------------------------------------------------
-
-// Default activation behaviour - set the focus for the first child
-// subwindow found.
void wxTopLevelWindowMSW::OnActivate(wxActivateEvent& event)
{
if ( event.GetActive() )
{
+ // We get WM_ACTIVATE before being restored from iconized state, so we
+ // can be still iconized here. In this case, avoid restoring the focus
+ // as it doesn't work anyhow and we will do when we're really restored.
+ if ( m_iconized )
+ {
+ event.Skip();
+ return;
+ }
+
// restore focus to the child which was last focused unless we already
// have it
- wxLogTrace(_T("focus"), _T("wxTLW %08x activated."), (int) m_hWnd);
+ wxLogTrace(wxT("focus"), wxT("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);
- }
+ DoRestoreLastFocus();
}
else // deactivating
{
- // remember the last focused child if it is our child
- m_winLastFocused = FindFocus();
+ DoSaveLastFocus();
+
+ wxLogTrace(wxT("focus"),
+ wxT("wxTLW %p deactivated, last focused: %p."),
+ m_hWnd,
+ m_winLastFocused ? GetHwndOf(m_winLastFocused) : NULL);
+
+ event.Skip();
+ }
+}
+
+#if wxUSE_MENUS
+
+bool
+wxTopLevelWindowMSW::HandleMenuSelect(WXWORD nItem, WXWORD flags, WXHMENU hMenu)
+{
+ // Ignore the special messages generated when the menu is closed (this is
+ // the only case when the flags are set to -1), in particular don't clear
+ // the help string in the status bar when this happens as it had just been
+ // restored by the base class code.
+ if ( !hMenu && flags == 0xffff )
+ return false;
+
+ // Unfortunately we also need to ignore another message which is sent after
+ // closing the currently active submenu of the menu bar by pressing Escape:
+ // in this case we get WM_UNINITMENUPOPUP, from which we generate
+ // wxEVT_MENU_CLOSE, and _then_ we get WM_MENUSELECT for the top level menu
+ // from which we overwrite the help string just restored by OnMenuClose()
+ // handler in wxFrameBase. To prevent this from happening we discard these
+ // messages but only in the case it's really the top level menu as we still
+ // need to clear the help string when a submenu is selected in a menu.
+ if ( flags == (MF_POPUP | MF_HILITE) && !m_menuDepth )
+ return false;
+
+ // sign extend to int from unsigned short we get from Windows
+ int item = (signed short)nItem;
+
+ // WM_MENUSELECT is generated for both normal items and menus, including
+ // the top level menus of the menu bar, which can't be represented using
+ // any valid identifier in wxMenuEvent so use an otherwise unused value for
+ // them
+ if ( flags & (MF_POPUP | MF_SEPARATOR) )
+ item = wxID_NONE;
+
+ wxMenuEvent event(wxEVT_MENU_HIGHLIGHT, item);
+ event.SetEventObject(this);
+
+ if ( HandleWindowEvent(event) )
+ return true;
+
+ // by default, i.e. if the event wasn't handled above, clear the status bar
+ // text when an item which can't have any associated help string in wx API
+ // is selected
+ if ( item == wxID_NONE )
+ DoGiveHelp(wxEmptyString, true);
+
+ return false;
+}
- if ( m_winLastFocused )
+bool
+wxTopLevelWindowMSW::DoSendMenuOpenCloseEvent(wxEventType evtType, wxMenu* menu, bool popup)
+{
+ // Update the menu depth when dealing with the top level menus.
+ if ( !popup )
+ {
+ if ( evtType == wxEVT_MENU_OPEN )
{
- // let it know that it doesn't have focus any more
- m_winLastFocused->HandleKillFocus((WXHWND)NULL);
+ m_menuDepth++;
+ }
+ else if ( evtType == wxEVT_MENU_CLOSE )
+ {
+ wxASSERT_MSG( m_menuDepth > 0, wxS("No open menus?") );
- // and don't remember it if it's a child from some other frame
- if ( wxGetTopLevelParent(m_winLastFocused) != this )
- {
- m_winLastFocused = NULL;
- }
+ m_menuDepth--;
}
+ else
+ {
+ wxFAIL_MSG( wxS("Unexpected menu event type") );
+ }
+ }
- wxLogTrace(_T("focus"),
- _T("wxTLW %08x deactivated, last focused: %08x."),
- (int) m_hWnd,
- (int) (m_winLastFocused ? GetHwndOf(m_winLastFocused)
- : NULL));
+ wxMenuEvent event(evtType, popup ? wxID_ANY : 0, menu);
+ event.SetEventObject(menu);
- event.Skip();
+ return HandleWindowEvent(event);
+}
+
+bool wxTopLevelWindowMSW::HandleExitMenuLoop(WXWORD isPopup)
+{
+ return DoSendMenuOpenCloseEvent(wxEVT_MENU_CLOSE,
+ isPopup ? wxCurrentPopupMenu : NULL,
+ isPopup != 0);
+}
+
+bool wxTopLevelWindowMSW::HandleMenuPopup(wxEventType evtType, WXHMENU hMenu)
+{
+ bool isPopup = false;
+ wxMenu* menu = NULL;
+ if ( wxCurrentPopupMenu && wxCurrentPopupMenu->GetHMenu() == hMenu )
+ {
+ menu = wxCurrentPopupMenu;
+ isPopup = true;
}
+ else
+ {
+ menu = MSWFindMenuFromHMENU(hMenu);
+ }
+
+
+ return DoSendMenuOpenCloseEvent(evtType, menu, isPopup);
+}
+
+wxMenu* wxTopLevelWindowMSW::MSWFindMenuFromHMENU(WXHMENU WXUNUSED(hMenu))
+{
+ // We don't have any menus at this level.
+ return NULL;
}
+#endif // wxUSE_MENUS
+
+
+
// the DialogProc for all wxWidgets dialogs
LONG APIENTRY _EXPORT
wxDlgProc(HWND hDlg,
{
if ( !::DestroyWindow(ms_hwnd) )
{
- wxLogLastError(_T("DestroyWindow(hidden TLW parent)"));
+ wxLogLastError(wxT("DestroyWindow(hidden TLW parent)"));
}
ms_hwnd = NULL;
{
if ( !::UnregisterClass(ms_className, wxGetInstance()) )
{
- wxLogLastError(_T("UnregisterClass(\"wxTLWHiddenParent\")"));
+ wxLogLastError(wxT("UnregisterClass(\"wxTLWHiddenParent\")"));
}
ms_className = NULL;
{
if ( !ms_className )
{
- static const wxChar *HIDDEN_PARENT_CLASS = _T("wxTLWHiddenParent");
+ static const wxChar *HIDDEN_PARENT_CLASS = wxT("wxTLWHiddenParent");
WNDCLASS wndclass;
wxZeroMemory(wndclass);
if ( !::RegisterClass(&wndclass) )
{
- wxLogLastError(_T("RegisterClass(\"wxTLWHiddenParent\")"));
+ wxLogLastError(wxT("RegisterClass(\"wxTLWHiddenParent\")"));
}
else
{
(HMENU)NULL, wxGetInstance(), NULL);
if ( !ms_hwnd )
{
- wxLogLastError(_T("CreateWindow(hidden TLW parent)"));
+ wxLogLastError(wxT("CreateWindow(hidden TLW parent)"));
}
}
projects / wxWidgets.git / blobdiff