X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/8907154c1a8a6882c6797d1f16393ddfb23e7f3a..8cbc59fe84f046685b873cf58f6c56debe59de1c:/src/msw/toplevel.cpp diff --git a/src/msw/toplevel.cpp b/src/msw/toplevel.cpp index 83212f896e..3136e36631 100644 --- a/src/msw/toplevel.cpp +++ b/src/msw/toplevel.cpp @@ -1,5 +1,5 @@ /////////////////////////////////////////////////////////////////////////////// -// Name: msw/toplevel.cpp +// Name: src/msw/toplevel.cpp // Purpose: implements wxTopLevelWindow for MSW // Author: Vadim Zeitlin // Modified by: @@ -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) @@ -139,11 +128,19 @@ void wxTopLevelWindowMSW::Init() m_fsIsMaximized = false; m_fsIsShowing = false; - m_winLastFocused = (wxWindow *)NULL; + 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 } WXDWORD wxTopLevelWindowMSW::MSWGetStyle(long style, WXDWORD *exflags) const @@ -169,9 +166,8 @@ WXDWORD wxTopLevelWindowMSW::MSWGetStyle(long style, WXDWORD *exflags) const // WS_POPUP in a few cases just to avoid having caption/border which we // don't want -#if !(defined(__SMARTPHONE__) && defined(__WXWINCE__)) // 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; @@ -180,7 +176,6 @@ WXDWORD wxTopLevelWindowMSW::MSWGetStyle(long style, WXDWORD *exflags) const #ifndef __POCKETPC__ else msflags |= WS_POPUP; -#endif #endif // normally we consider that all windows without a caption must be popups, @@ -200,25 +195,34 @@ 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; -#ifndef __WXWINCE__ - 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 +#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 !defined(__POCKETPC__) if ( style & wxMAXIMIZE ) msflags |= WS_MAXIMIZE; -#endif // Keep this here because it saves recoding this function in wxTinyFrame if ( style & (wxTINY_CAPTION_VERT | wxTINY_CAPTION_HORIZ) ) @@ -259,7 +263,7 @@ 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__ @@ -304,6 +308,62 @@ WXHWND wxTopLevelWindowMSW::MSWGetParent() const return (WXHWND)hwndParent; } +#if defined(__SMARTPHONE__) || defined(__POCKETPC__) +bool wxTopLevelWindowMSW::HandleSettingChange(WXWPARAM wParam, WXLPARAM lParam) +{ + SHACTIVATEINFO *info = (SHACTIVATEINFO*) m_activateInfo; + if ( info ) + { + SHHandleWMSettingChange(GetHwnd(), wParam, lParam, info); + } + + return wxWindowMSW::HandleSettingChange(wParam, lParam); +} +#endif + +WXLRESULT wxTopLevelWindowMSW::MSWWindowProc(WXUINT message, WXWPARAM wParam, WXLPARAM lParam) +{ + WXLRESULT rc = 0; + bool processed = false; + +#if defined(__SMARTPHONE__) || defined(__POCKETPC__) + switch ( message ) + { + case WM_ACTIVATE: + { + SHACTIVATEINFO* info = (SHACTIVATEINFO*) m_activateInfo; + if (info) + { + DWORD flags = 0; + if (GetExtraStyle() & wxTOPLEVEL_EX_DIALOG) flags = SHA_INPUTDIALOG; + SHHandleWMActivate(GetHwnd(), wParam, lParam, info, flags); + } + + // This implicitly sends a wxEVT_ACTIVATE_APP event + if (wxTheApp) + wxTheApp->SetActive(wParam != 0, FindFocus()); + + break; + } + case WM_HIBERNATE: + { + if (wxTheApp) + { + wxActivateEvent event(wxEVT_HIBERNATE, true, wxID_ANY); + event.SetEventObject(wxTheApp); + processed = wxTheApp->ProcessEvent(event); + } + break; + } + } +#endif + + if ( !processed ) + rc = wxTopLevelWindowBase::MSWWindowProc(message, wParam, lParam); + + return rc; +} + bool wxTopLevelWindowMSW::CreateDialog(const void *dlgTemplate, const wxString& title, const wxPoint& pos, @@ -354,25 +414,10 @@ 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 ) @@ -386,7 +431,7 @@ bool wxTopLevelWindowMSW::CreateDialog(const void *dlgTemplate, } } } -#endif +#endif // !__WXWINCE__ // move the dialog to its initial position without forcing repainting int x, y, w, h; @@ -410,15 +455,15 @@ bool wxTopLevelWindowMSW::CreateDialog(const void *dlgTemplate, if ( !title.empty() ) { - ::SetWindowText(GetHwnd(), title); + ::SetWindowText(GetHwnd(), title.wx_str()); } SubclassWin(m_hWnd); - + #ifdef __SMARTPHONE__ // Work around title non-display glitch Show(false); -#endif +#endif return true; #endif // __WXMICROWIN__/!__WXMICROWIN__ @@ -431,19 +476,15 @@ bool wxTopLevelWindowMSW::CreateFrame(const wxString& title, WXDWORD exflags; WXDWORD flags = MSWGetCreateWindowFlags(&exflags); -#if !defined(__HANDHELDPC__) && ((defined(_WIN32_WCE) && _WIN32_WCE < 400) || \ - defined(__POCKETPC__) || \ - defined(__SMARTPHONE__)) - // Always expand to fit the screen in PocketPC or SmartPhone - wxSize sz(wxDefaultSize); - wxUnusedVar(size); -#else // other (including normal desktop) Windows - wxSize sz(size); -#endif + const wxSize sz = IsAlwaysMaximized() ? wxDefaultSize : 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, @@ -456,9 +497,6 @@ bool wxTopLevelWindowMSW::Create(wxWindow *parent, { bool ret wxDUMMY_INITIALIZE(false); - // init our fields - Init(); - wxSize sizeReal = size; if ( !sizeReal.IsFullySpecified() ) { @@ -497,12 +535,23 @@ 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; @@ -529,13 +578,13 @@ bool wxTopLevelWindowMSW::Create(wxWindow *parent, // focus rectangles) work under Win2k+ if ( ret ) { - MSWUpdateUIState(); + 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 ) + if ( ( style & wxMAXIMIZE ) || IsAlwaysMaximized() ) { this->Maximize(); } @@ -550,6 +599,14 @@ bool wxTopLevelWindowMSW::Create(wxWindow *parent, wxTopLevelWindowMSW::~wxTopLevelWindowMSW() { + SendDestroyEvent(); + +#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 // this simply Alt-TAB to another application and back before closing the @@ -596,12 +653,21 @@ 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 @@ -618,24 +684,10 @@ bool wxTopLevelWindowMSW::Show(bool show) frame->GetMenuBar()->AddAdornments(GetWindowStyleFlag()); #endif - if ( show ) - { - ::BringWindowToTop(GetHwnd()); - - wxActivateEvent event(wxEVT_ACTIVATE, true, m_windowId); - event.SetEventObject( this ); - GetEventHandler()->ProcessEvent(event); - } - else // hide - { - // Try to highlight the correct window (the parent) - if ( GetParent() ) - { - HWND hWndParent = GetHwndOf(GetParent()); - if (hWndParent) - ::BringWindowToTop(hWndParent); - } - } + // we only set pending size if we're maximized before being shown, now that + // we're shown we don't need it any more (it is reset in size event handler + // for child windows but we have to do it ourselves for this parent window) + m_pendingSize = wxDefaultSize; return true; } @@ -653,32 +705,53 @@ 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 + // we can't maximize the hidden frame because it shows it as well, + // so just remember that we should do it later in this case m_maximizeOnShow = maximize; // after calling Maximize() the client code expects to get the frame // "real" size and doesn't want to know that, because of implementation // details, the frame isn't really maximized yet but will be only once // it's shown, so return our size as it will be then in this case - - // we don't know which display we're on yet so use the default one - SetSize(wxGetClientDisplayRect().GetSize()); + if ( maximize ) + { + // we must only change pending size here, and not call SetSize() + // because otherwise Windows would think that this (full screen) + // size is the natural size for the frame and so would use it when + // the user clicks on "restore" title bar button instead of the + // correct initial frame size + // + // NB: unfortunately we don't know which display we're on yet so we + // have to use the default one + m_pendingSize = wxGetClientDisplayRect().GetSize(); + } + //else: can't do anything in this case, we don't have the old size } } bool wxTopLevelWindowMSW::IsMaximized() const { -#ifdef __WXWINCE__ - return false; -#else - return m_maximizeOnShow || ::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 ( 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 @@ -686,10 +759,14 @@ bool wxTopLevelWindowMSW::IsIconized() const #ifdef __WXWINCE__ return false; #else - // also update the current state - ((wxTopLevelWindowMSW *)this)->m_iconized = ::IsIconic(GetHwnd()) != 0; - - return m_iconized; + 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 } @@ -698,6 +775,88 @@ void wxTopLevelWindowMSW::Restore() DoShowWindow(SW_RESTORE); } +void wxTopLevelWindowMSW::SetLayoutDirection(wxLayoutDirection dir) +{ + if ( dir == wxLayout_Default ) + dir = wxTheApp->GetLayoutDirection(); + + if ( dir != wxLayout_Default ) + wxTopLevelWindowBase::SetLayoutDirection(dir); +} + +// ---------------------------------------------------------------------------- +// wxTopLevelWindowMSW geometry +// ---------------------------------------------------------------------------- + +#ifndef __WXWINCE__ + +void wxTopLevelWindowMSW::DoGetPosition(int *x, int *y) const +{ + if ( IsIconized() ) + { + WINDOWPLACEMENT wp; + wp.length = sizeof(WINDOWPLACEMENT); + if ( ::GetWindowPlacement(GetHwnd(), &wp) ) + { + RECT& rc = wp.rcNormalPosition; + + // the position returned by GetWindowPlacement() is in workspace + // coordinates except for windows with WS_EX_TOOLWINDOW style + if ( !HasFlag(wxFRAME_TOOL_WINDOW) ) + { + // we must use the correct display for the translation as the + // task bar might be shown on one display but not the other one + int n = wxDisplay::GetFromWindow(this); + wxDisplay dpy(n == wxNOT_FOUND ? 0 : n); + const wxPoint ptOfs = dpy.GetClientArea().GetPosition() - + dpy.GetGeometry().GetPosition(); + + rc.left += ptOfs.x; + rc.top += ptOfs.y; + } + + if ( x ) + *x = rc.left; + if ( y ) + *y = rc.top; + + return; + } + + wxLogLastError(_T("GetWindowPlacement")); + } + //else: normal case + + wxTopLevelWindowBase::DoGetPosition(x, y); +} + +void wxTopLevelWindowMSW::DoGetSize(int *width, int *height) const +{ + if ( IsIconized() ) + { + WINDOWPLACEMENT wp; + wp.length = sizeof(WINDOWPLACEMENT); + if ( ::GetWindowPlacement(GetHwnd(), &wp) ) + { + const RECT& rc = wp.rcNormalPosition; + + if ( width ) + *width = rc.right - rc.left; + if ( height ) + *height = rc.bottom - rc.top; + + return; + } + + wxLogLastError(_T("GetWindowPlacement")); + } + //else: normal case + + wxTopLevelWindowBase::DoGetSize(width, height); +} + +#endif // __WXWINCE__ + // ---------------------------------------------------------------------------- // wxTopLevelWindowMSW fullscreen // ---------------------------------------------------------------------------- @@ -793,7 +952,7 @@ 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); + HandleWindowEvent(event); } else // stop showing full screen { @@ -813,30 +972,50 @@ bool wxTopLevelWindowMSW::ShowFullScreen(bool show, long style) // wxTopLevelWindowMSW misc // ---------------------------------------------------------------------------- -void wxTopLevelWindowMSW::SetIcon(const wxIcon& icon) +void wxTopLevelWindowMSW::SetTitle( const wxString& title) +{ + SetLabel(title); +} + +wxString wxTopLevelWindowMSW::GetTitle() const { - SetIcons( wxIconBundle( icon ) ); + return GetLabel(); +} + +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)); + return true; + } + + return false; } 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 ) + if ( !DoSelectAndSetIcon(icons, SM_CXSMICON, SM_CYSMICON, ICON_SMALL) && + !DoSelectAndSetIcon(icons, SM_CXICON, SM_CYICON, ICON_BIG) ) { - ::SendMessage( GetHwndOf( this ), WM_SETICON, ICON_BIG, - (LPARAM)GetHiconOf(big) ); + wxFAIL_MSG( "icon bundle doesn't contain any suitable icon" ); } -#endif // __WIN95__ } bool wxTopLevelWindowMSW::EnableCloseButton(bool enable) @@ -928,10 +1107,10 @@ 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")); @@ -970,6 +1149,81 @@ void wxTopLevelWindowMSW::RequestUserAttention(int flags) } } +// --------------------------------------------------------------------------- + +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(_T("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 // ---------------------------------------------------------------------------- @@ -982,7 +1236,7 @@ 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(_T("focus"), _T("wxTLW %p activated."), m_hWnd); wxWindow *winFocus = FindFocus(); if ( !winFocus || wxGetTopLevelParent(winFocus) != this ) @@ -1005,7 +1259,9 @@ 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 ) @@ -1015,10 +1271,9 @@ 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)); + _T("wxTLW %p deactivated, last focused: %p."), + m_hWnd, + m_winLastFocused ? GetHwndOf(m_winLastFocused) : NULL); event.Skip(); } @@ -1031,37 +1286,40 @@ wxDlgProc(HWND hDlg, WPARAM WXUNUSED(wParam), LPARAM WXUNUSED(lParam)) { - if ( message == WM_INITDIALOG ) + switch ( message ) { - // 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 + 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 + SHINITDLGINFO shidi; + shidi.dwMask = SHIDIM_FLAGS; + shidi.dwFlags = SHIDIF_SIZEDLG // take account of the SIP or menubar #ifndef __SMARTPHONE__ - | SHIDIF_DONEBUTTON + | SHIDIF_DONEBUTTON #endif ; - shidi.hDlg = hDlg; - SHInitDialog( &shidi ); + shidi.hDlg = hDlg; + SHInitDialog( &shidi ); #else // no SHInitDialog() - wxUnusedVar(hDlg); + 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 - // - // 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; } @@ -1140,5 +1398,3 @@ HWND wxTLWHiddenParentModule::GetHWND() return ms_hwnd; } - -