X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/24b3cc2c9632b7c6f0f0dd8f935688bd4d5e36f0..364f3b070071ee73e417a3770342d779774288e8:/src/msw/toplevel.cpp?ds=inline diff --git a/src/msw/toplevel.cpp b/src/msw/toplevel.cpp index 842a8a587b..315d02dea9 100644 --- a/src/msw/toplevel.cpp +++ b/src/msw/toplevel.cpp @@ -1,12 +1,12 @@ /////////////////////////////////////////////////////////////////////////////// -// 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 +// Licence: wxWindows licence /////////////////////////////////////////////////////////////////////////////// // ============================================================================ @@ -17,10 +17,6 @@ // headers // ---------------------------------------------------------------------------- -#ifdef __GNUG__ - #pragma implementation "toplevel.h" -#endif - // For compilers that support precompilation, includes "wx.h". #include "wx/wxprec.h" @@ -28,18 +24,36 @@ #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/menu.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 + #include + // Standard SDK doesn't have aygshell.dll: see include/wx/msw/wince/libraries.h + #if _WIN32_WCE < 400 || !defined(__WINCE_STANDARDSDK__) + #include + #endif +#endif + +#include "wx/msw/winundef.h" +#include "wx/msw/missing.h" -#include "wx/popupwin.h" +#include "wx/display.h" #ifndef ICON_BIG #define ICON_BIG 1 @@ -55,49 +69,50 @@ #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 +// wxTLWHiddenParentModule: used to manage the hidden parent window (we need a +// module to ensure that the window is always deleted) // ---------------------------------------------------------------------------- -// list of all frames and modeless dialogs -wxWindowList wxModelessWindows; +class wxTLWHiddenParentModule : public wxModule +{ +public: + // module init/finalize + virtual bool OnInit(); + virtual void OnExit(); + + // get the hidden window (creates on demand) + static HWND GetHWND(); + +private: + // the HWND of the hidden parent + static HWND ms_hwnd; -// the name of the default wxWindows class -extern const wxChar *wxCanvasClassName; + // the class used to create it + static const wxChar *ms_className; -// the hidden parent for wxFRAME_NO_TASKBAR unowned frames -wxWindow *wxTopLevelWindowMSW::ms_hiddenParent = NULL; + DECLARE_DYNAMIC_CLASS(wxTLWHiddenParentModule) +}; + +IMPLEMENT_DYNAMIC_CLASS(wxTLWHiddenParentModule, wxModule) // ============================================================================ // wxTopLevelWindowMSW implementation // ============================================================================ -// ---------------------------------------------------------------------------- -// wxDialog helpers -// ---------------------------------------------------------------------------- - -// Dialog window proc -LONG APIENTRY _EXPORT -wxDlgProc(HWND hDlg, UINT message, WPARAM wParam, LPARAM lParam) -{ - switch ( message ) - { - case WM_INITDIALOG: - // for this message, 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 from here as well, so fall through - - default: - // for all the other ones, FALSE means that we didn't process the - // message - return FALSE; - } -} +BEGIN_EVENT_TABLE(wxTopLevelWindowMSW, wxTopLevelWindowBase) + EVT_ACTIVATE(wxTopLevelWindowMSW::OnActivate) +END_EVENT_TABLE() // ---------------------------------------------------------------------------- // wxTopLevelWindowMSW creation @@ -106,16 +121,29 @@ wxDlgProc(HWND hDlg, UINT message, WPARAM wParam, LPARAM lParam) 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 = 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 + + m_menuSystem = NULL; } WXDWORD wxTopLevelWindowMSW::MSWGetStyle(long style, WXDWORD *exflags) const @@ -125,63 +153,97 @@ 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) ) + if ( style & wxTINY_CAPTION ) 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) ) { if ( style & wxFRAME_TOOL_WINDOW ) { // create the palette-like window *exflags |= WS_EX_TOOLWINDOW; + + // tool windows shouldn't appear on the taskbar (as documented) + style |= wxFRAME_NO_TASKBAR; } // We have to solve 2 different problems here: @@ -203,15 +265,13 @@ WXDWORD wxTopLevelWindowMSW::MSWGetStyle(long style, WXDWORD *exflags) const } //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; @@ -223,38 +283,143 @@ WXHWND wxTopLevelWindowMSW::MSWGetParent() const // 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 *parent; + HWND hwndParent = NULL; if ( HasFlag(wxFRAME_FLOAT_ON_PARENT) ) { - parent = GetParent(); + const wxWindow *parent = GetParent(); - // this flag doesn't make sense then and will be ignored - wxASSERT_MSG( parent, - _T("wxFRAME_FLOAT_ON_PARENT but no parent?") ); - } - else // don't float on parent, must not be owned - { - parent = NULL; + if ( !parent ) + { + // this flag doesn't make sense then and will be ignored + wxFAIL_MSG( wxT("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) && !parent ) + 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; + + switch ( message ) { - if ( !ms_hiddenParent ) +#if defined(__SMARTPHONE__) || defined(__POCKETPC__) + case WM_ACTIVATE: { - ms_hiddenParent = new wxTopLevelWindowMSW(NULL, -1, _T("")); + 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()); - // we shouldn't leave it in wxTopLevelWindows or we wouldn't - // terminate the app when the last user-created frame is deleted -- - // see ~wxTopLevelWindowMSW - wxTopLevelWindows.DeleteObject(ms_hiddenParent); + break; } + case WM_HIBERNATE: + { + if (wxTheApp) + { + wxActivateEvent event(wxEVT_HIBERNATE, true, wxID_ANY); + event.SetEventObject(wxTheApp); + processed = wxTheApp->ProcessEvent(event); + } + break; + } +#endif // __SMARTPHONE__ || __POCKETPC__ - parent = ms_hiddenParent; + 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; } - return parent ? parent->GetHWND() : NULL; + if ( !processed ) + rc = wxTopLevelWindowBase::MSWWindowProc(message, wParam, lParam); + + return rc; } bool wxTopLevelWindowMSW::CreateDialog(const void *dlgTemplate, @@ -266,29 +431,9 @@ bool wxTopLevelWindowMSW::CreateDialog(const void *dlgTemplate, // 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(this)->GetParentForModalDialog(); m_hWnd = (WXHWND)::CreateDialogIndirect ( @@ -300,36 +445,23 @@ bool wxTopLevelWindowMSW::CreateDialog(const void *dlgTemplate, 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 ) { wxIcon icon = winTop->GetIcon(); - if ( icon.Ok() ) + if ( icon.IsOk() ) { ::SendMessage(GetHwnd(), WM_SETICON, (WPARAM)TRUE, @@ -337,52 +469,42 @@ bool wxTopLevelWindowMSW::CreateDialog(const void *dlgTemplate, } } } -#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 ) + if ( !title.empty() ) { - // 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; + ::SetWindowText(GetHwnd(), title.wx_str()); } - if ( x == (int)CW_USEDEFAULT ) - { - // centre it on the screen - what else can we do? - wxSize sizeDpy = wxGetDisplaySize(); + SubclassWin(m_hWnd); - x = (sizeDpy.x - w) / 2; - y = (sizeDpy.y - h) / 2; - } +#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 ( !::MoveWindow(GetHwnd(), x, y, w, h, FALSE) ) + if ( x == (int)CW_USEDEFAULT ) { - wxLogLastError(wxT("MoveWindow")); + // Let the system position the window, just set its size. + ::SetWindowPos(GetHwnd(), 0, + 0, 0, w, h, + SWP_NOMOVE | SWP_NOZORDER | SWP_NOACTIVATE); } - - if ( !title.empty() ) + else // Move the window to the desired location and set its size too. { - ::SetWindowText(GetHwnd(), title); + if ( !::MoveWindow(GetHwnd(), x, y, w, h, FALSE) ) + { + wxLogLastError(wxT("MoveWindow")); + } } +#endif // !__WXWINCE__ - SubclassWin(m_hWnd); +#ifdef __SMARTPHONE__ + // Work around title non-display glitch + Show(false); +#endif - return TRUE; + return true; #endif // __WXMICROWIN__/!__WXMICROWIN__ } @@ -393,7 +515,15 @@ bool wxTopLevelWindowMSW::CreateFrame(const wxString& title, 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(MSWGetRegisteredClassName(), + title.wx_str(), pos, sz, flags, exflags); } bool wxTopLevelWindowMSW::Create(wxWindow *parent, @@ -404,25 +534,29 @@ bool wxTopLevelWindowMSW::Create(wxWindow *parent, long style, const wxString& name) { - // init our fields - Init(); - - m_windowStyle = style; - - SetName(name); - - m_windowId = id == -1 ? NewControlId() : id; + wxSize sizeReal = size; + if ( !sizeReal.IsFullySpecified() ) + { + sizeReal.SetDefaults(GetDefaultSize()); + } + // 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 @@ -439,39 +573,79 @@ bool wxTopLevelWindowMSW::Create(wxWindow *parent, // 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() { - if ( this == ms_hiddenParent ) - { - // stop [infinite] recursion which would otherwise happen when we do - // "delete ms_hiddenParent" below - return; - } + delete m_menuSystem; - wxTopLevelWindows.DeleteObject(this); + SendDestroyEvent(); - if ( wxModelessWindows.Find(this) ) - wxModelessWindows.DeleteObject(this); +#if defined(__SMARTPHONE__) || defined(__POCKETPC__) + SHACTIVATEINFO* info = (SHACTIVATEINFO*) m_activateInfo; + delete info; + m_activateInfo = NULL; +#endif // 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 @@ -485,23 +659,6 @@ wxTopLevelWindowMSW::~wxTopLevelWindowMSW() ::BringWindowToTop(GetHwndOf(parent)); } } - - // If this is the last top-level window, exit. - if ( wxTheApp && (wxTopLevelWindows.Number() == 0) ) - { - if ( ms_hiddenParent ) - { - delete ms_hiddenParent; - ms_hiddenParent = NULL; - } - - wxTheApp->SetTopWindow(NULL); - - if ( wxTheApp->GetExitOnFrameDelete() ) - { - ::PostQuitMessage(0); - } - } } // ---------------------------------------------------------------------------- @@ -512,14 +669,28 @@ void wxTopLevelWindowMSW::DoShowWindow(int nShowCmd) { ::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) { // don't use wxWindow version as we want to call DoShowWindow() ourselves if ( !wxWindowBase::Show(show) ) - return FALSE; + return false; int nShowCmd; if ( show ) @@ -529,11 +700,28 @@ bool wxTopLevelWindowMSW::Show(bool 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 if ( m_iconized ) + { + // iconize and show + nShowCmd = SW_MINIMIZE; } 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 @@ -541,28 +729,33 @@ bool wxTopLevelWindowMSW::Show(bool show) 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 ( 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); - } - } + return true; +} - return TRUE; +void wxTopLevelWindowMSW::Raise() +{ + ::SetForegroundWindow(GetHwnd()); } // ---------------------------------------------------------------------------- @@ -578,28 +771,78 @@ void wxTopLevelWindowMSW::Maximize(bool maximize) } 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; + +#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 + // 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 +#endif // wxUSE_DEFERRED_SIZING } } 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) { - 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 remember that we need + // to become iconized when shown later + m_iconized = true; + } } bool wxTopLevelWindowMSW::IsIconized() const { - // also update the current state - ((wxTopLevelWindowMSW *)this)->m_iconized = ::IsIconic(GetHwnd()) != 0; - - return m_iconized; +#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, + // such as WM_MOVE + return ::IsIconic(GetHwnd()) != 0; +#endif } void wxTopLevelWindowMSW::Restore() @@ -607,24 +850,176 @@ 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(wxT("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(wxT("GetWindowPlacement")); + } + //else: normal case + + wxTopLevelWindowBase::DoGetSize(width, height); +} + +#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 // ---------------------------------------------------------------------------- bool wxTopLevelWindowMSW::ShowFullScreen(bool show, long style) { - if (show) + if ( show == IsFullScreen() ) { - if (IsFullScreen()) - return FALSE; + // nothing to do + return true; + } - m_fsIsShowing = TRUE; + m_fsIsShowing = show; + + 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(); @@ -635,88 +1030,142 @@ bool wxTopLevelWindowMSW::ShowFullScreen(bool show, long style) 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()); + event.SetEventObject(this); + 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) +{ + SetLabel(title); +} + +wxString wxTopLevelWindowMSW::GetTitle() const +{ + return GetLabel(); +} + +bool wxTopLevelWindowMSW::DoSelectAndSetIcon(const wxIconBundle& icons, + int smX, + int smY, + int i) { - SetIcons( wxIconBundle( icon ) ); + const wxSize size(::GetSystemMetrics(smX), ::GetSystemMetrics(smY)); + + 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 defined(__WIN95__) && !defined(__WXMICROWIN__) - const wxIcon& sml = icons.GetIcon( wxSize( 16, 16 ) ); - if( sml.Ok() && sml.GetWidth() == 16 && sml.GetHeight() == 16 ) + if ( icons.IsEmpty() ) { - ::SendMessage( GetHwndOf( this ), WM_SETICON, ICON_SMALL, - (LPARAM)GetHiconOf(sml) ); + // 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; } - const wxIcon& big = icons.GetIcon( wxSize( 32, 32 ) ); - if( big.Ok() && big.GetWidth() == 32 && big.GetHeight() == 32 ) - { - ::SendMessage( GetHwndOf( this ), WM_SETICON, ICON_BIG, - (LPARAM)GetHiconOf(big) ); - } -#endif // __WIN95__ + 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 @@ -725,18 +1174,364 @@ bool wxTopLevelWindowMSW::EnableCloseButton(bool enable) MF_BYCOMMAND | (enable ? MF_ENABLED : MF_GRAYED)) == -1 ) { - wxLogLastError(_T("EnableMenuItem(SC_CLOSE)")); + wxLogLastError(wxT("EnableMenuItem(SC_CLOSE)")); - return FALSE; + return false; } - +#ifndef __WXWINCE__ // update appearance immediately if ( !::DrawMenuBar(GetHwnd()) ) { - wxLogLastError(_T("DrawMenuBar")); + wxLogLastError(wxT("DrawMenuBar")); } +#endif #endif // !__WXMICROWIN__ - return TRUE; + return true; +} + +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(wxT("user32.dll")); + s_pfnFlashWindowEx = (FlashWindowEx_t) + 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 + } + + if ( s_pfnFlashWindowEx ) + { + WinStruct 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__ + } +} + +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(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 = (PSETLAYEREDWINDOWATTR)-1; + + if ( pSetLayeredWindowAttributes == (PSETLAYEREDWINDOWATTR)-1 ) + { + 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.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 ) + 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 +// ---------------------------------------------------------------------------- + +void wxTopLevelWindowMSW::DoSaveLastFocus() +{ + if ( m_iconized ) + return; + + // remember the last focused child if it is our child + m_winLastFocused = FindFocus(); + + if ( m_winLastFocused ) + { + // and don't remember it if it's a child from some other frame + if ( wxGetTopLevelParent(m_winLastFocused) != this ) + { + m_winLastFocused = NULL; + } + } +} + +void wxTopLevelWindowMSW::DoRestoreLastFocus() +{ + wxWindow *parent = m_winLastFocused ? m_winLastFocused->GetParent() + : NULL; + if ( !parent ) + { + parent = this; + } + + wxSetFocusToChild(parent, &m_winLastFocused); +} + +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(wxT("focus"), wxT("wxTLW %p activated."), m_hWnd); + + wxWindow *winFocus = FindFocus(); + if ( !winFocus || wxGetTopLevelParent(winFocus) != this ) + DoRestoreLastFocus(); + } + else // deactivating + { + DoSaveLastFocus(); + + wxLogTrace(wxT("focus"), + wxT("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(wxT("DestroyWindow(hidden TLW parent)")); + } + + ms_hwnd = NULL; + } + + if ( ms_className ) + { + if ( !::UnregisterClass(ms_className, wxGetInstance()) ) + { + wxLogLastError(wxT("UnregisterClass(\"wxTLWHiddenParent\")")); + } + + ms_className = NULL; + } +} + +/* static */ +HWND wxTLWHiddenParentModule::GetHWND() +{ + if ( !ms_hwnd ) + { + if ( !ms_className ) + { + static const wxChar *HIDDEN_PARENT_CLASS = wxT("wxTLWHiddenParent"); + + WNDCLASS wndclass; + wxZeroMemory(wndclass); + + wndclass.lpfnWndProc = DefWindowProc; + wndclass.hInstance = wxGetInstance(); + wndclass.lpszClassName = HIDDEN_PARENT_CLASS; + + if ( !::RegisterClass(&wndclass) ) + { + wxLogLastError(wxT("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(wxT("CreateWindow(hidden TLW parent)")); + } + } + + return ms_hwnd; +}