X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/f43255e83836c1a023ea7f9c1fe1b3439e58c516..eea4d01c65f9b29baa1193db762b4c6b8144af24:/src/msw/toplevel.cpp diff --git a/src/msw/toplevel.cpp b/src/msw/toplevel.cpp index 40a506ca96..9e068789c8 100644 --- a/src/msw/toplevel.cpp +++ b/src/msw/toplevel.cpp @@ -6,7 +6,7 @@ // Created: 24.09.01 // RCS-ID: $Id$ // Copyright: (c) 2001 SciTech Software, Inc. (www.scitechsoft.com) -// License: wxWindows licence +// Licence: wxWindows licence /////////////////////////////////////////////////////////////////////////////// // ============================================================================ @@ -24,33 +24,33 @@ #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/module.h" #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 -#include "wx/msw/wince/missing.h" + #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/missing.h" #include "wx/msw/winundef.h" +#include "wx/msw/missing.h" #include "wx/display.h" @@ -78,17 +78,6 @@ static inline bool IsZoomed(HWND WXUNUSED(hwnd)) { return false; } 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) @@ -139,7 +128,7 @@ void wxTopLevelWindowMSW::Init() m_fsIsMaximized = false; m_fsIsShowing = false; - m_winLastFocused = (wxWindow *)NULL; + m_winLastFocused = NULL; #if defined(__SMARTPHONE__) && defined(__WXWINCE__) m_MenuBarHWND = 0; @@ -152,6 +141,8 @@ void wxTopLevelWindowMSW::Init() m_activateInfo = (void*) info; #endif + + m_menuSystem = NULL; } WXDWORD wxTopLevelWindowMSW::MSWGetStyle(long style, WXDWORD *exflags) const @@ -206,15 +197,26 @@ WXDWORD wxTopLevelWindowMSW::MSWGetStyle(long style, WXDWORD *exflags) const #endif // next translate the individual flags - if ( style & wxMINIMIZE_BOX ) - msflags |= WS_MINIMIZEBOX; - if ( style & wxMAXIMIZE_BOX ) - msflags |= WS_MAXIMIZEBOX; + + // 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__ - if ( style & wxSYSTEM_MENU ) + // 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 +#endif // !__WXWINCE__ // NB: under CE these 2 styles are not supported currently, we should // call Minimize()/Maximize() "manually" if we want to support them @@ -225,7 +227,7 @@ 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 ) @@ -263,7 +265,7 @@ WXDWORD wxTopLevelWindowMSW::MSWGetStyle(long style, WXDWORD *exflags) const //else: nothing to do [here] } - if ( GetExtraStyle() & wxFRAME_EX_CONTEXTHELP ) + if ( GetExtraStyle() & wxWS_EX_CONTEXTHELP ) *exflags |= WS_EX_CONTEXTHELP; #endif // !__WXWINCE__ @@ -288,7 +290,7 @@ WXHWND wxTopLevelWindowMSW::MSWGetParent() const 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 { @@ -326,9 +328,9 @@ WXLRESULT wxTopLevelWindowMSW::MSWWindowProc(WXUINT message, WXWPARAM wParam, WX 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; @@ -355,8 +357,32 @@ WXLRESULT wxTopLevelWindowMSW::MSWWindowProc(WXUINT message, WXWPARAM wParam, WX } break; } +#endif // __SMARTPHONE__ || __POCKETPC__ + + case WM_SYSCOMMAND: + // We may need to generate events for the items added to the system + // menu if it had been created (and presumably modified). + if ( m_menuSystem ) + { + // 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; + + // SC_SIZE is the first of the system-defined commands and we + // leave those to DefWindowProc(). + if ( id < SC_SIZE ) + { + if ( m_menuSystem->MSWCommand(0 /* unused anyhow */, id) ) + processed = true; + } + } + break; } -#endif if ( !processed ) rc = wxTopLevelWindowBase::MSWWindowProc(message, wParam, lParam); @@ -373,29 +399,9 @@ 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 ( @@ -414,31 +420,16 @@ bool wxTopLevelWindowMSW::CreateDialog(const void *dlgTemplate, return false; } - WXDWORD exflags; - (void)MSWGetCreateWindowFlags(&exflags); - - if ( exflags ) - { - ::SetWindowLong(GetHwnd(), GWL_EXSTYLE, exflags); - ::SetWindowPos(GetHwnd(), - exflags & WS_EX_TOPMOST ? HWND_TOPMOST : 0, - 0, 0, 0, 0, - SWP_NOSIZE | - SWP_NOMOVE | - (exflags & WS_EX_TOPMOST ? 0 : SWP_NOZORDER) | - SWP_NOACTIVATE); - } - #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, @@ -446,31 +437,32 @@ bool wxTopLevelWindowMSW::CreateDialog(const void *dlgTemplate, } } } -#endif +#endif // !__WXWINCE__ +#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); } - -#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")); + if ( !::MoveWindow(GetHwnd(), x, y, w, h, FALSE) ) + { + wxLogLastError(wxT("MoveWindow")); + } } -#endif +#endif // !__WXWINCE__ if ( !title.empty() ) { - ::SetWindowText(GetHwnd(), title); + ::SetWindowText(GetHwnd(), title.wx_str()); } SubclassWin(m_hWnd); @@ -491,20 +483,15 @@ bool wxTopLevelWindowMSW::CreateFrame(const wxString& title, WXDWORD exflags; WXDWORD flags = MSWGetCreateWindowFlags(&exflags); - wxSize sz; + const wxSize sz = IsAlwaysMaximized() ? wxDefaultSize : size; - if (IsAlwaysMaximized()) - { - sz = wxDefaultSize; - } - else - { - sz = size; - } - - bool result = MSWCreate(wxCanvasClassName, title, pos, sz, flags, exflags); +#ifndef __WXWINCE__ + if ( wxTheApp->GetLayoutDirection() == wxLayout_RightToLeft ) + exflags |= WS_EX_LAYOUTRTL; +#endif - return result; + return MSWCreate(MSWGetRegisteredClassName(), + title.wx_str(), pos, sz, flags, exflags); } bool wxTopLevelWindowMSW::Create(wxWindow *parent, @@ -515,33 +502,29 @@ 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 @@ -558,12 +541,23 @@ 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; @@ -611,6 +605,10 @@ bool wxTopLevelWindowMSW::Create(wxWindow *parent, wxTopLevelWindowMSW::~wxTopLevelWindowMSW() { + delete m_menuSystem; + + SendDestroyEvent(); + #if defined(__SMARTPHONE__) || defined(__POCKETPC__) SHACTIVATEINFO* info = (SHACTIVATEINFO*) m_activateInfo; delete info; @@ -639,7 +637,21 @@ 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) @@ -663,12 +675,21 @@ bool wxTopLevelWindowMSW::Show(bool show) m_maximizeOnShow = false; } + else if ( m_iconized ) + { + // iconize and show + nShowCmd = SW_MINIMIZE; + } else // just show { - if ( GetWindowStyle() & wxFRAME_TOOL_WINDOW ) - nShowCmd = SW_SHOWNA; - else - 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 @@ -676,6 +697,18 @@ 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 defined(__WXWINCE__) && (_WIN32_WCE >= 400 && !defined(__POCKETPC__) && !defined(__SMARTPHONE__)) @@ -705,24 +738,33 @@ void wxTopLevelWindowMSW::Maximize(bool maximize) // 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 ) { - // unfortunately we don't know which display we're on yet so we - // have to use the default one - SetSize(wxGetClientDisplayRect().GetSize()); + // 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 IsAlwaysMaximized() || -#if !defined(__SMARTPHONE__) && !defined(__POCKETPC__) +#if !defined(__SMARTPHONE__) && !defined(__POCKETPC__) && !defined(__WINCE_STANDARDSDK__) + (::IsZoomed(GetHwnd()) != 0) || #endif m_maximizeOnShow; @@ -730,7 +772,24 @@ bool wxTopLevelWindowMSW::IsMaximized() const 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 @@ -738,6 +797,9 @@ 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, @@ -751,6 +813,154 @@ 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 // ---------------------------------------------------------------------------- @@ -846,7 +1056,8 @@ bool wxTopLevelWindowMSW::ShowFullScreen(bool show, long style) // finally send an event allowing the window to relayout itself &c wxSizeEvent event(rect.GetSize(), GetId()); - GetEventHandler()->ProcessEvent(event); + event.SetEventObject(this); + HandleWindowEvent(event); } else // stop showing full screen { @@ -876,30 +1087,47 @@ wxString wxTopLevelWindowMSW::GetTitle() const return GetLabel(); } -void wxTopLevelWindowMSW::SetIcon(const wxIcon& icon) +bool wxTopLevelWindowMSW::DoSelectAndSetIcon(const wxIconBundle& icons, + int smX, + int smY, + int i) { - SetIcons( wxIconBundle( icon ) ); + const wxSize size(::GetSystemMetrics(smX), ::GetSystemMetrics(smY)); + + // Try the exact size first. + wxIcon icon = icons.GetIconOfExactSize(size); + + if ( !icon.IsOk() ) + { + // If we didn't find any, set at least some icon: it will look scaled + // and ugly but in practice it's impossible to prevent this because not + // everyone can provide the icons in all sizes used by all versions of + // Windows in all DPIs (this would include creating them in at least + // 14, 16, 22, 32, 48, 64 and 128 pixel sizes). + icon = icons.GetIcon(size); + } + + 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(__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 // !__WXMICROWIN__ + DoSelectAndSetIcon(icons, SM_CXSMICON, SM_CYSMICON, ICON_SMALL); + DoSelectAndSetIcon(icons, SM_CXICON, SM_CYICON, ICON_BIG); } bool wxTopLevelWindowMSW::EnableCloseButton(bool enable) @@ -920,7 +1148,7 @@ 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; } @@ -928,7 +1156,7 @@ bool wxTopLevelWindowMSW::EnableCloseButton(bool enable) // update appearance immediately if ( !::DrawMenuBar(GetHwnd()) ) { - wxLogLastError(_T("DrawMenuBar")); + wxLogLastError(wxT("DrawMenuBar")); } #endif #endif // !__WXMICROWIN__ @@ -941,7 +1169,7 @@ bool wxTopLevelWindowMSW::EnableCloseButton(bool enable) bool wxTopLevelWindowMSW::SetShape(const wxRegion& region) { wxCHECK_MSG( HasFlag(wxFRAME_SHAPED), false, - _T("Shaped windows must be created with the wxFRAME_SHAPED style.")); + wxT("Shaped windows must be created with the wxFRAME_SHAPED style.")); // The empty region signifies that the shape should be removed from the // window. @@ -949,7 +1177,7 @@ bool wxTopLevelWindowMSW::SetShape(const wxRegion& region) { if (::SetWindowRgn(GetHwnd(), NULL, TRUE) == 0) { - wxLogLastError(_T("SetWindowRgn")); + wxLogLastError(wxT("SetWindowRgn")); return false; } return true; @@ -970,13 +1198,13 @@ bool wxTopLevelWindowMSW::SetShape(const wxRegion& region) DWORD dwStyle = ::GetWindowLong(GetHwnd(), GWL_STYLE); DWORD dwExStyle = ::GetWindowLong(GetHwnd(), GWL_EXSTYLE); ::GetClientRect(GetHwnd(), &rect); - ::AdjustWindowRectEx(&rect, dwStyle, FALSE, dwExStyle); + ::AdjustWindowRectEx(&rect, dwStyle, ::GetMenu(GetHwnd()) != NULL, 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")); + wxLogLastError(wxT("SetWindowRgn")); return false; } return true; @@ -991,15 +1219,15 @@ void wxTopLevelWindowMSW::RequestUserAttention(int flags) // 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) +#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 @@ -1033,6 +1261,125 @@ void wxTopLevelWindowMSW::RequestUserAttention(int flags) } } +wxMenu *wxTopLevelWindowMSW::MSWGetSystemMenu() const +{ + 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); + } + + 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::DoEnable(bool enable) +{ + wxTopLevelWindowBase::DoEnable(enable); + + // Enabling or disabling a window may change its appearance. Unfortunately, + // in at least some situation, toplevel windows don't repaint themselves, + // so we have to issue explicit refresh to avoid rendering artifacts. + // + // TODO: find out just what exactly is wrong here + Refresh(); +} + +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 // ---------------------------------------------------------------------------- @@ -1045,7 +1392,7 @@ void wxTopLevelWindowMSW::OnActivate(wxActivateEvent& event) { // 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 ) @@ -1068,7 +1415,9 @@ void wxTopLevelWindowMSW::OnActivate(wxActivateEvent& event) if ( m_winLastFocused ) { // let it know that it doesn't have focus any more - m_winLastFocused->HandleKillFocus((WXHWND)NULL); + // 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 ) @@ -1077,11 +1426,10 @@ void wxTopLevelWindowMSW::OnActivate(wxActivateEvent& event) } } - wxLogTrace(_T("focus"), - _T("wxTLW %08x deactivated, last focused: %08x."), - (int) m_hWnd, - (int) (m_winLastFocused ? GetHwndOf(m_winLastFocused) - : NULL)); + wxLogTrace(wxT("focus"), + wxT("wxTLW %p deactivated, last focused: %p."), + m_hWnd, + m_winLastFocused ? GetHwndOf(m_winLastFocused) : NULL); event.Skip(); } @@ -1153,7 +1501,7 @@ void wxTLWHiddenParentModule::OnExit() { if ( !::DestroyWindow(ms_hwnd) ) { - wxLogLastError(_T("DestroyWindow(hidden TLW parent)")); + wxLogLastError(wxT("DestroyWindow(hidden TLW parent)")); } ms_hwnd = NULL; @@ -1163,7 +1511,7 @@ void wxTLWHiddenParentModule::OnExit() { if ( !::UnregisterClass(ms_className, wxGetInstance()) ) { - wxLogLastError(_T("UnregisterClass(\"wxTLWHiddenParent\")")); + wxLogLastError(wxT("UnregisterClass(\"wxTLWHiddenParent\")")); } ms_className = NULL; @@ -1177,7 +1525,7 @@ HWND wxTLWHiddenParentModule::GetHWND() { if ( !ms_className ) { - static const wxChar *HIDDEN_PARENT_CLASS = _T("wxTLWHiddenParent"); + static const wxChar *HIDDEN_PARENT_CLASS = wxT("wxTLWHiddenParent"); WNDCLASS wndclass; wxZeroMemory(wndclass); @@ -1188,7 +1536,7 @@ HWND wxTLWHiddenParentModule::GetHWND() if ( !::RegisterClass(&wndclass) ) { - wxLogLastError(_T("RegisterClass(\"wxTLWHiddenParent\")")); + wxLogLastError(wxT("RegisterClass(\"wxTLWHiddenParent\")")); } else { @@ -1200,7 +1548,7 @@ HWND wxTLWHiddenParentModule::GetHWND() (HMENU)NULL, wxGetInstance(), NULL); if ( !ms_hwnd ) { - wxLogLastError(_T("CreateWindow(hidden TLW parent)")); + wxLogLastError(wxT("CreateWindow(hidden TLW parent)")); } }