X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/7266b6723573ce6317577226cb1e5d32826e24e8..2e334012b4babcf063fbe79540c4c154cd54ab2b:/src/x11/app.cpp diff --git a/src/x11/app.cpp b/src/x11/app.cpp index c20d365ad5..4c9868ce0c 100644 --- a/src/x11/app.cpp +++ b/src/x11/app.cpp @@ -1,5 +1,5 @@ ///////////////////////////////////////////////////////////////////////////// -// Name: app.cpp +// Name: src/x11/app.cpp // Purpose: wxApp // Author: Julian Smart // Modified by: @@ -9,603 +9,709 @@ // Licence: wxWindows licence ///////////////////////////////////////////////////////////////////////////// -#ifdef __GNUG__ - #pragma implementation "app.h" -#endif +// for compilers that support precompilation, includes "wx.h". +#include "wx/wxprec.h" -#include "wx/frame.h" #include "wx/app.h" -#include "wx/utils.h" -#include "wx/gdicmn.h" -#include "wx/pen.h" -#include "wx/brush.h" -#include "wx/cursor.h" -#include "wx/icon.h" -#include "wx/palette.h" -#include "wx/dc.h" -#include "wx/dialog.h" -#include "wx/msgdlg.h" -#include "wx/log.h" -#include "wx/module.h" -#include "wx/memory.h" -#include "wx/log.h" -#include "wx/intl.h" -#include "wx/evtloop.h" -#if wxUSE_THREADS - #include "wx/thread.h" +#ifndef WX_PRECOMP + #include "wx/hash.h" + #include "wx/intl.h" + #include "wx/log.h" + #include "wx/utils.h" + #include "wx/frame.h" + #include "wx/icon.h" + #include "wx/dialog.h" + #include "wx/memory.h" + #include "wx/gdicmn.h" + #include "wx/module.h" + #include "wx/crt.h" #endif -#if wxUSE_WX_RESOURCES - #include "wx/resource.h" -#endif +#include "wx/evtloop.h" +#include "wx/filename.h" -#ifdef __VMS__ -#pragma message disable nosimpint -#endif -#include -#include -#include -#include -#ifdef __VMS__ -#pragma message enable nosimpint +#include "wx/univ/theme.h" +#include "wx/univ/renderer.h" +#include "wx/generic/private/timer.h" + +#if wxUSE_THREADS + #include "wx/thread.h" #endif #include "wx/x11/private.h" #include -extern char *wxBuffer; -extern wxList wxPendingDelete; +//------------------------------------------------------------------------ +// global data +//------------------------------------------------------------------------ -wxApp *wxTheApp = NULL; +wxWindowHash *wxWidgetHashTable = NULL; +wxWindowHash *wxClientWidgetHashTable = NULL; -wxHashTable *wxWidgetHashTable = NULL; +static bool g_showIconic = false; +static wxSize g_initialSize = wxDefaultSize; -IMPLEMENT_DYNAMIC_CLASS(wxApp, wxEvtHandler) +// This is required for wxFocusEvent::SetWindow(). It will only +// work for focus events which we provoke ourselves (by calling +// SetFocus()). It will not work for those events, which X11 +// generates itself. +static wxWindow *g_nextFocus = NULL; +static wxWindow *g_prevFocus = NULL; -BEGIN_EVENT_TABLE(wxApp, wxEvtHandler) - EVT_IDLE(wxApp::OnIdle) -END_EVENT_TABLE() +//------------------------------------------------------------------------ +// X11 error handling +//------------------------------------------------------------------------ #ifdef __WXDEBUG__ typedef int (*XErrorHandlerFunc)(Display *, XErrorEvent *); XErrorHandlerFunc gs_pfnXErrorHandler = 0; -static Window XGetParent(Window window); - static int wxXErrorHandler(Display *dpy, XErrorEvent *xevent) { // just forward to the default handler for now - return gs_pfnXErrorHandler(dpy, xevent); + if (gs_pfnXErrorHandler) + return gs_pfnXErrorHandler(dpy, xevent); + else + return 0; } #endif // __WXDEBUG__ +//------------------------------------------------------------------------ +// wxApp +//------------------------------------------------------------------------ + long wxApp::sm_lastMessageTime = 0; -bool wxApp::Initialize() +IMPLEMENT_DYNAMIC_CLASS(wxApp, wxEvtHandler) + +bool wxApp::Initialize(int& argC, wxChar **argV) { - wxBuffer = new char[BUFSIZ + 512]; +#if defined(__WXDEBUG__) && !wxUSE_NANOX + // install the X error handler + gs_pfnXErrorHandler = XSetErrorHandler( wxXErrorHandler ); +#endif // __WXDEBUG__ - wxClassInfo::InitializeClasses(); + wxString displayName; + bool syncDisplay = false; - // GL: I'm annoyed ... I don't know where to put this and I don't want to - // create a module for that as it's part of the core. -#if wxUSE_THREADS - wxPendingEventsLocker = new wxCriticalSection(); -#endif + int argCOrig = argC; + for ( int i = 0; i < argCOrig; i++ ) + { + if (wxStrcmp( argV[i], _T("-display") ) == 0) + { + if (i < (argC - 1)) + { + argV[i++] = NULL; - wxTheColourDatabase = new wxColourDatabase(wxKEY_STRING); - wxTheColourDatabase->Initialize(); + displayName = argV[i]; - wxInitializeStockLists(); - wxInitializeStockObjects(); + argV[i] = NULL; + argC -= 2; + } + } + else if (wxStrcmp( argV[i], _T("-geometry") ) == 0) + { + if (i < (argC - 1)) + { + argV[i++] = NULL; -#if wxUSE_WX_RESOURCES - wxInitializeResourceSystem(); -#endif + int w, h; + if (wxSscanf(argV[i], _T("%dx%d"), &w, &h) != 2) + { + wxLogError( _("Invalid geometry specification '%s'"), + wxString(argV[i]).c_str() ); + } + else + { + g_initialSize = wxSize(w, h); + } + + argV[i] = NULL; + argC -= 2; + } + } + else if (wxStrcmp( argV[i], _T("-sync") ) == 0) + { + syncDisplay = true; - wxBitmap::InitStandardHandlers(); + argV[i] = NULL; + argC--; + } + else if (wxStrcmp( argV[i], _T("-iconic") ) == 0) + { + g_showIconic = true; - wxWidgetHashTable = new wxHashTable(wxKEY_INTEGER); + argV[i] = NULL; + argC--; + } + } - wxModule::RegisterModules(); - if (!wxModule::InitializeModules()) return FALSE; + if ( argC != argCOrig ) + { + // remove the argumens we consumed + for ( int i = 0; i < argC; i++ ) + { + while ( !argV[i] ) + { + memmove(argV + i, argV + i + 1, argCOrig - i); + } + } + } - return TRUE; -} + // open and set up the X11 display + if ( !wxSetDisplay(displayName) ) + { + wxLogError(_("wxWidgets could not open display. Exiting.")); + return false; + } -void wxApp::CleanUp() -{ - delete wxWidgetHashTable; - wxWidgetHashTable = NULL; + Display *dpy = wxGlobalDisplay(); + if (syncDisplay) + XSynchronize(dpy, True); - wxModule::CleanUpModules(); + XSelectInput(dpy, XDefaultRootWindow(dpy), PropertyChangeMask); -#if wxUSE_WX_RESOURCES - wxCleanUpResourceSystem(); -#endif + wxSetDetectableAutoRepeat( true ); - wxDeleteStockObjects() ; - // Destroy all GDI lists, etc. + if ( !wxAppBase::Initialize(argC, argV) ) + return false; - wxDeleteStockLists(); +#if wxUSE_UNICODE + // Glib's type system required by Pango + g_type_init(); +#endif - delete wxTheColourDatabase; - wxTheColourDatabase = NULL; +#if wxUSE_INTL + wxFont::SetDefaultEncoding(wxLocale::GetSystemEncoding()); +#endif - wxBitmap::CleanUpHandlers(); + wxWidgetHashTable = new wxWindowHash; + wxClientWidgetHashTable = new wxWindowHash; - delete[] wxBuffer; - wxBuffer = NULL; + return true; +} - wxClassInfo::CleanUpClasses(); +void wxApp::CleanUp() +{ + delete wxWidgetHashTable; + wxWidgetHashTable = NULL; + delete wxClientWidgetHashTable; + wxClientWidgetHashTable = NULL; - delete wxTheApp; - wxTheApp = NULL; + wxAppBase::CleanUp(); +} - // GL: I'm annoyed ... I don't know where to put this and I don't want to - // create a module for that as it's part of the core. -#if wxUSE_THREADS - delete wxPendingEvents; - delete wxPendingEventsLocker; -#endif +wxApp::wxApp() +{ + m_mainColormap = NULL; + m_topLevelWidget = NULL; + m_maxRequestSize = 0; + m_showIconic = false; + m_initialSize = wxDefaultSize; -#if (defined(__WXDEBUG__) && wxUSE_MEMORY_TRACING) || wxUSE_DEBUG_CONTEXT - // At this point we want to check if there are any memory - // blocks that aren't part of the wxDebugContext itself, - // as a special case. Then when dumping we need to ignore - // wxDebugContext, too. - if (wxDebugContext::CountObjectsLeft(TRUE) > 0) - { - wxLogDebug("There were memory leaks.\n"); - wxDebugContext::Dump(); - wxDebugContext::PrintStatistics(); - } +#if !wxUSE_NANOX + m_visualInfo = NULL; #endif - - // do it as the very last thing because everything else can log messages - wxLog::DontCreateOnDemand(); - // do it as the very last thing because everything else can log messages - delete wxLog::SetActiveTarget(NULL); } -int wxEntry( int argc, char *argv[] ) +wxApp::~wxApp() { -#if (defined(__WXDEBUG__) && wxUSE_MEMORY_TRACING) || wxUSE_DEBUG_CONTEXT - // This seems to be necessary since there are 'rogue' - // objects present at this point (perhaps global objects?) - // Setting a checkpoint will ignore them as far as the - // memory checking facility is concerned. - // Of course you may argue that memory allocated in globals should be - // checked, but this is a reasonable compromise. - wxDebugContext::SetCheckpoint(); +#if !wxUSE_NANOX + delete m_visualInfo; #endif +} - if (!wxApp::Initialize()) - return FALSE; +#if !wxUSE_NANOX - if (!wxTheApp) - { - if (!wxApp::GetInitializerFunction()) - { - printf( "wxWindows error: No initializer - use IMPLEMENT_APP macro.\n" ); - return 0; - }; +//----------------------------------------------------------------------- +// X11 predicate function for exposure compression +//----------------------------------------------------------------------- - wxTheApp = (wxApp*) (* wxApp::GetInitializerFunction()) (); - }; +struct wxExposeInfo +{ + Window window; + Bool found_non_matching; +}; + +extern "C" +Bool wxX11ExposePredicate (Display *WXUNUSED(display), XEvent *xevent, XPointer arg) +{ + wxExposeInfo *info = (wxExposeInfo*) arg; - if (!wxTheApp) + if (info->found_non_matching) + return FALSE; + + if (xevent->xany.type != Expose) { - printf( "wxWindows error: wxTheApp == NULL\n" ); - return 0; - }; + info->found_non_matching = true; + return FALSE; + } - wxTheApp->SetClassName(wxFileNameFromPath(argv[0])); - wxTheApp->SetAppName(wxFileNameFromPath(argv[0])); + if (xevent->xexpose.window != info->window) + { + info->found_non_matching = true; + return FALSE; + } - wxTheApp->argc = argc; - wxTheApp->argv = argv; + return TRUE; +} - // GUI-specific initialization, such as creating an app context. - wxTheApp->OnInitGui(); +#endif // wxUSE_NANOX - // Here frames insert themselves automatically into wxTopLevelWindows by - // getting created in OnInit(). +//----------------------------------------------------------------------- +// Processes an X event, returning true if the event was processed. +//----------------------------------------------------------------------- - int retValue = 0; - if (wxTheApp->OnInit()) - { - if (wxTheApp->Initialized()) retValue = wxTheApp->OnRun(); - } +bool wxApp::ProcessXEvent(WXEvent* _event) +{ + XEvent* event = (XEvent*) _event; - // flush the logged messages if any - wxLog *pLog = wxLog::GetActiveTarget(); - if ( pLog != NULL && pLog->HasPendingMessages() ) - pLog->Flush(); + wxWindow* win = NULL; + Window window = XEventGetWindow(event); +#if 0 + Window actualWindow = window; +#endif - delete wxLog::SetActiveTarget(new wxLogStderr); // So dialog boxes aren't used - // for further messages + // Find the first wxWindow that corresponds to this event window + // Because we're receiving events after a window + // has been destroyed, assume a 1:1 match between + // Window and wxWindow, so if it's not in the table, + // it must have been destroyed. - if (wxTheApp->GetTopWindow()) + win = wxGetWindowFromTable(window); + if (!win) { - delete wxTheApp->GetTopWindow(); - wxTheApp->SetTopWindow(NULL); +#if wxUSE_TWO_WINDOWS + win = wxGetClientWindowFromTable(window); + if (!win) +#endif + return false; } - wxTheApp->DeletePendingObjects(); +#ifdef __WXDEBUG__ + wxString windowClass = win->GetClassInfo()->GetClassName(); +#endif - wxTheApp->OnExit(); + switch (event->type) + { + case Expose: + { +#if wxUSE_TWO_WINDOWS && !wxUSE_NANOX + if (event->xexpose.window != (Window)win->GetClientAreaWindow()) + { + XEvent tmp_event; + wxExposeInfo info; + info.window = event->xexpose.window; + info.found_non_matching = false; + while (XCheckIfEvent( wxGlobalDisplay(), &tmp_event, wxX11ExposePredicate, (XPointer) &info )) + { + // Don't worry about optimizing redrawing the border etc. + } + win->NeedUpdateNcAreaInIdle(); + } + else +#endif + { + win->GetUpdateRegion().Union( XExposeEventGetX(event), XExposeEventGetY(event), + XExposeEventGetWidth(event), XExposeEventGetHeight(event)); + win->GetClearRegion().Union( XExposeEventGetX(event), XExposeEventGetY(event), + XExposeEventGetWidth(event), XExposeEventGetHeight(event)); + +#if !wxUSE_NANOX + XEvent tmp_event; + wxExposeInfo info; + info.window = event->xexpose.window; + info.found_non_matching = false; + while (XCheckIfEvent( wxGlobalDisplay(), &tmp_event, wxX11ExposePredicate, (XPointer) &info )) + { + win->GetUpdateRegion().Union( tmp_event.xexpose.x, tmp_event.xexpose.y, + tmp_event.xexpose.width, tmp_event.xexpose.height ); - wxApp::CleanUp(); + win->GetClearRegion().Union( tmp_event.xexpose.x, tmp_event.xexpose.y, + tmp_event.xexpose.width, tmp_event.xexpose.height ); + } +#endif - return retValue; -}; + // This simplifies the expose and clear areas to simple + // rectangles. + win->GetUpdateRegion() = win->GetUpdateRegion().GetBox(); + win->GetClearRegion() = win->GetClearRegion().GetBox(); -// Static member initialization -wxAppInitializerFunction wxAppBase::m_appInitFn = (wxAppInitializerFunction) NULL; + // If we only have one X11 window, always indicate + // that borders might have to be redrawn. + if (win->GetMainWindow() == win->GetClientAreaWindow()) + win->NeedUpdateNcAreaInIdle(); -wxApp::wxApp() -{ - m_topWindow = NULL; - wxTheApp = this; - m_className = ""; - m_wantDebugOutput = TRUE ; - m_appName = ""; - argc = 0; - argv = NULL; - m_exitOnFrameDelete = TRUE; - m_mainColormap = (WXColormap) NULL; - m_topLevelWidget = (WXWindow) NULL; - m_maxRequestSize = 0; - m_initialDisplay = (WXDisplay*) 0; - m_mainLoop = NULL; -} + // Only erase background, paint in idle time. + win->SendEraseEvents(); -bool wxApp::Initialized() -{ - if (GetTopWindow()) - return TRUE; - else - return FALSE; -} + // EXPERIMENT + //win->Update(); + } -int wxApp::MainLoop() -{ - int rt; - m_mainLoop = new wxEventLoop; + return true; + } - rt = m_mainLoop->Run(); +#if !wxUSE_NANOX + case GraphicsExpose: + { + wxLogTrace( _T("expose"), _T("GraphicsExpose from %s"), win->GetName().c_str()); - delete m_mainLoop; - m_mainLoop = NULL; - return rt; -} + win->GetUpdateRegion().Union( event->xgraphicsexpose.x, event->xgraphicsexpose.y, + event->xgraphicsexpose.width, event->xgraphicsexpose.height); -// Processes an X event. -void wxApp::ProcessXEvent(WXEvent* _event) -{ - XEvent* event = (XEvent*) _event; + win->GetClearRegion().Union( event->xgraphicsexpose.x, event->xgraphicsexpose.y, + event->xgraphicsexpose.width, event->xgraphicsexpose.height); - wxWindow* win = NULL; - Window window = event->xany.window; - Window actualWindow = window; + if (event->xgraphicsexpose.count == 0) + { + // Only erase background, paint in idle time. + win->SendEraseEvents(); + // win->Update(); + } - // Find the first wxWindow that corresponds to this event window - // TODO: may need to translate coordinates from actualWindow - // to window, if the receiving window != wxWindow window - while (window && !(win = wxGetWindowFromTable(window))) - window = XGetParent(window); + return true; + } +#endif - // TODO: shouldn't all the ProcessEvents below - // be win->GetEventHandler()->ProcessEvent? - switch (event->type) - { case KeyPress: { - if (CheckForAccelerator(_event)) + if (!win->IsEnabled()) + return false; + + wxKeyEvent keyEvent(wxEVT_KEY_DOWN); + wxTranslateKeyEvent(keyEvent, win, window, event); + + // wxLogDebug( "OnKey from %s", win->GetName().c_str() ); + + // We didn't process wxEVT_KEY_DOWN, so send wxEVT_CHAR + if (win->HandleWindowEvent( keyEvent )) + return true; + + keyEvent.SetEventType(wxEVT_CHAR); + // Do the translation again, retaining the ASCII + // code. + if (wxTranslateKeyEvent(keyEvent, win, window, event, true) && + win->HandleWindowEvent( keyEvent )) + return true; + + if ( (keyEvent.m_keyCode == WXK_TAB) && + win->GetParent() && (win->GetParent()->HasFlag( wxTAB_TRAVERSAL)) ) { - // Do nothing! We intercepted and processed the event as an - // accelerator. - return; + wxNavigationKeyEvent new_event; + new_event.SetEventObject( win->GetParent() ); + /* GDK reports GDK_ISO_Left_Tab for SHIFT-TAB */ + new_event.SetDirection( (keyEvent.m_keyCode == WXK_TAB) ); + /* CTRL-TAB changes the (parent) window, i.e. switch notebook page */ + new_event.SetWindowChange( keyEvent.ControlDown() ); + new_event.SetCurrentFocus( win ); + return win->GetParent()->HandleWindowEvent( new_event ); } - else + + return false; + } + case KeyRelease: + { + if (!win->IsEnabled()) + return false; + + wxKeyEvent keyEvent(wxEVT_KEY_UP); + wxTranslateKeyEvent(keyEvent, win, window, event); + + return win->HandleWindowEvent( keyEvent ); + } + case ConfigureNotify: + { +#if wxUSE_NANOX + if (event->update.utype == GR_UPDATE_SIZE) +#endif { - if (win) + wxTopLevelWindow *tlw = wxDynamicCast(win, wxTopLevelWindow); + if ( tlw ) + { + tlw->SetConfigureGeometry( XConfigureEventGetX(event), XConfigureEventGetY(event), + XConfigureEventGetWidth(event), XConfigureEventGetHeight(event) ); + } + + if ( tlw && tlw->IsShown() ) { - wxKeyEvent keyEvent(wxEVT_KEY_DOWN); - wxTranslateKeyEvent(keyEvent, win, window, event); - - // We didn't process wxEVT_KEY_DOWN, so send - // wxEVT_CHAR - if (!win->ProcessEvent( keyEvent )) - { - keyEvent.SetEventType(wxEVT_CHAR); - win->ProcessEvent( keyEvent ); - } - - // We intercepted and processed the key down event - return; + tlw->SetNeedResizeInIdle(); + } + else + { + wxSizeEvent sizeEvent( wxSize(XConfigureEventGetWidth(event), XConfigureEventGetHeight(event)), win->GetId() ); + sizeEvent.SetEventObject( win ); + + return win->HandleWindowEvent( sizeEvent ); } } - return; + return false; } - case KeyRelease: +#if !wxUSE_NANOX + case PropertyNotify: { - if (win) + //wxLogDebug("PropertyNotify: %s", windowClass.c_str()); + return HandlePropertyChange(_event); + } + case ClientMessage: + { + if (!win->IsEnabled()) + return false; + + Atom wm_delete_window = XInternAtom(wxGlobalDisplay(), "WM_DELETE_WINDOW", True); + Atom wm_protocols = XInternAtom(wxGlobalDisplay(), "WM_PROTOCOLS", True); + + if (event->xclient.message_type == wm_protocols) { - wxKeyEvent keyEvent(wxEVT_KEY_UP); - wxTranslateKeyEvent(keyEvent, win, window, event); - - win->ProcessEvent( keyEvent ); + if ((Atom) (event->xclient.data.l[0]) == wm_delete_window) + { + win->Close(false); + return true; + } } - return; + return false; } - case PropertyNotify: +#if 0 + case DestroyNotify: + { + printf( "destroy from %s\n", win->GetName().c_str() ); + break; + } + case CreateNotify: + { + printf( "create from %s\n", win->GetName().c_str() ); + break; + } + case MapRequest: { - HandlePropertyChange(_event); - return; + printf( "map request from %s\n", win->GetName().c_str() ); + break; } case ResizeRequest: { - /* Terry Gitnick - 1/21/98 - * If resize event, don't resize until the last resize event for this - * window is recieved. Prevents flicker as windows are resized. - */ - + printf( "resize request from %s\n", win->GetName().c_str() ); + Display *disp = (Display*) wxGetDisplay(); XEvent report; - + // to avoid flicker report = * event; while( XCheckTypedWindowEvent (disp, actualWindow, ResizeRequest, &report)); - - // TODO: when implementing refresh optimization, we can use - // XtAddExposureToRegion to expand the window's paint region. - - if (win) - { - wxSize sz = win->GetSize(); - wxSizeEvent sizeEvent(sz, win->GetId()); - sizeEvent.SetEventObject(win); - win->ProcessEvent( sizeEvent ); - } + wxSize sz = win->GetSize(); + wxSizeEvent sizeEvent(sz, win->GetId()); + sizeEvent.SetEventObject(win); - return; + return win->HandleWindowEvent( sizeEvent ); } - case Expose: +#endif +#endif +#if wxUSE_NANOX + case GR_EVENT_TYPE_CLOSE_REQ: { if (win) { - win->AddUpdateRect(event->xexpose.x, event->xexpose.y, - event->xexpose.width, event->xexpose.height); - - if (event -> xexpose.count == 0) - { - win->DoPaint(); - win->ClearUpdateRects(); - } + win->Close(false); + return true; } - - return; + return false; + break; } +#endif case EnterNotify: case LeaveNotify: case ButtonPress: case ButtonRelease: case MotionNotify: { - if (win) + if (!win->IsEnabled()) + return false; + + // Here we check if the top level window is + // disabled, which is one aspect of modality. + wxWindow *tlw = win; + while (tlw && !tlw->IsTopLevel()) + tlw = tlw->GetParent(); + if (tlw && !tlw->IsEnabled()) + return false; + + if (event->type == ButtonPress) { - wxMouseEvent wxevent; - wxTranslateMouseEvent(wxevent, win, window, event); - win->ProcessEvent( wxevent ); + if ((win != wxWindow::FindFocus()) && win->CanAcceptFocus()) + { + // This might actually be done in wxWindow::SetFocus() + // and not here. TODO. + g_prevFocus = wxWindow::FindFocus(); + g_nextFocus = win; + + wxLogTrace( _T("focus"), _T("About to call SetFocus on %s of type %s due to button press"), win->GetName().c_str(), win->GetClassInfo()->GetClassName() ); + + // Record the fact that this window is + // getting the focus, because we'll need to + // check if its parent is getting a bogus + // focus and duly ignore it. + // TODO: may need to have this code in SetFocus, too. + extern wxWindow* g_GettingFocus; + g_GettingFocus = win; + win->SetFocus(); + } } - return; + +#if !wxUSE_NANOX + if (event->type == LeaveNotify || event->type == EnterNotify) + { + // Throw out NotifyGrab and NotifyUngrab + if (event->xcrossing.mode != NotifyNormal) + return false; + } +#endif + wxMouseEvent wxevent; + wxTranslateMouseEvent(wxevent, win, window, event); + return win->HandleWindowEvent( wxevent ); } case FocusIn: +#if !wxUSE_NANOX + if ((event->xfocus.detail != NotifyPointer) && + (event->xfocus.mode == NotifyNormal)) +#endif { - if (win && event->xfocus.detail != NotifyPointer) + wxLogTrace( _T("focus"), _T("FocusIn from %s of type %s"), win->GetName().c_str(), win->GetClassInfo()->GetClassName() ); + + extern wxWindow* g_GettingFocus; + if (g_GettingFocus && g_GettingFocus->GetParent() == win) + { + // Ignore this, this can be a spurious FocusIn + // caused by a child having its focus set. + g_GettingFocus = NULL; + wxLogTrace( _T("focus"), _T("FocusIn from %s of type %s being deliberately ignored"), win->GetName().c_str(), win->GetClassInfo()->GetClassName() ); + return true; + } + else { wxFocusEvent focusEvent(wxEVT_SET_FOCUS, win->GetId()); focusEvent.SetEventObject(win); - win->ProcessEvent(focusEvent); + focusEvent.SetWindow( g_prevFocus ); + g_prevFocus = NULL; + + return win->HandleWindowEvent(focusEvent); } - break; } + return false; + case FocusOut: +#if !wxUSE_NANOX + if ((event->xfocus.detail != NotifyPointer) && + (event->xfocus.mode == NotifyNormal)) +#endif { - if (win && event->xfocus.detail != NotifyPointer) - { - wxFocusEvent focusEvent(wxEVT_KILL_FOCUS, win->GetId()); - focusEvent.SetEventObject(win); - win->ProcessEvent(focusEvent); - } - break; + wxLogTrace( _T("focus"), _T("FocusOut from %s of type %s"), win->GetName().c_str(), win->GetClassInfo()->GetClassName() ); + + wxFocusEvent focusEvent(wxEVT_KILL_FOCUS, win->GetId()); + focusEvent.SetEventObject(win); + focusEvent.SetWindow( g_nextFocus ); + g_nextFocus = NULL; + return win->HandleWindowEvent(focusEvent); } + return false; + +#ifdef __WXDEBUG__ default: - { + //wxString eventName = wxGetXEventName(XEvent& event); + //wxLogDebug(wxT("Event %s not handled"), eventName.c_str()); break; - } +#endif // __WXDEBUG__ } -} -// Returns TRUE if more time is needed. -// Note that this duplicates wxEventLoopImpl::SendIdleEvent -// but ProcessIdle may be needed by apps, so is kept. -bool wxApp::ProcessIdle() -{ - wxIdleEvent event; - event.SetEventObject(this); - ProcessEvent(event); - - return event.MoreRequested(); -} - -void wxApp::ExitMainLoop() -{ - if (m_mainLoop) - m_mainLoop->Exit(0); -} - -// Is a message/event pending? -bool wxApp::Pending() -{ - return wxEventLoop::GetActive()->Pending(); -} - -// Dispatch a message. -void wxApp::Dispatch() -{ - wxEventLoop::GetActive()->Dispatch(); + return false; } // This should be redefined in a derived class for // handling property change events for XAtom IPC. -void wxApp::HandlePropertyChange(WXEvent *event) +bool wxApp::HandlePropertyChange(WXEvent *WXUNUSED(event)) { // by default do nothing special // TODO: what to do for X11 - // XtDispatchEvent((XEvent*) event); /* let Motif do the work */ + // XtDispatchEvent((XEvent*) event); + return false; } -void wxApp::OnIdle(wxIdleEvent& event) +void wxApp::WakeUpIdle() { - static bool inOnIdle = FALSE; - - // Avoid recursion (via ProcessEvent default case) - if (inOnIdle) - return; - - inOnIdle = TRUE; - - // If there are pending events, we must process them: pending events - // are either events to the threads other than main or events posted - // with wxPostEvent() functions - // GRG: I have moved this here so that all pending events are processed - // before starting to delete any objects. This behaves better (in - // particular, wrt wxPostEvent) and is coherent with wxGTK's current - // behaviour. Also removed the '#if wxUSE_THREADS' around it. - // Changed Mar/2000 before 2.1.14 - - // Flush pending events. - ProcessPendingEvents(); - - // 'Garbage' collection of windows deleted with Close(). - DeletePendingObjects(); - - // flush the logged messages if any - wxLog *pLog = wxLog::GetActiveTarget(); - if ( pLog != NULL && pLog->HasPendingMessages() ) - pLog->Flush(); - - // Send OnIdle events to all windows - bool needMore = SendIdleEvents(); - - if (needMore) - event.RequestMore(TRUE); - - inOnIdle = FALSE; -} + // TODO: use wxMotif implementation? -void wxWakeUpIdle() -{ - // **** please implement me! **** // Wake up the idle handler processor, even if it is in another thread... } -// Send idle event to all top-level windows -bool wxApp::SendIdleEvents() +// Create display, and other initialization +bool wxApp::OnInitGui() { - bool needMore = FALSE; +#if wxUSE_LOG + // Eventually this line will be removed, but for + // now we don't want to try popping up a dialog + // for error messages. + delete wxLog::SetActiveTarget(new wxLogStderr); +#endif - wxWindowList::Node* node = wxTopLevelWindows.GetFirst(); - while (node) - { - wxWindow* win = node->GetData(); - if (SendIdleEvents(win)) - needMore = TRUE; - node = node->GetNext(); - } + if (!wxAppBase::OnInitGui()) + return false; - return needMore; -} + Display *dpy = wxGlobalDisplay(); + GetMainColormap(dpy); -// Send idle event to window and all subwindows -bool wxApp::SendIdleEvents(wxWindow* win) -{ - bool needMore = FALSE; + m_maxRequestSize = XMaxRequestSize(dpy); - wxIdleEvent event; - event.SetEventObject(win); - win->ProcessEvent(event); +#if !wxUSE_NANOX + m_visualInfo = new wxXVisualInfo; + wxFillXVisualInfo(m_visualInfo, dpy); +#endif - if (event.MoreRequested()) - needMore = TRUE; + return true; +} - wxNode* node = win->GetChildren().First(); - while (node) - { - wxWindow* win = (wxWindow*) node->Data(); - if (SendIdleEvents(win)) - needMore = TRUE; +#if wxUSE_UNICODE - node = node->Next(); - } - return needMore ; -} +#include +#include +#ifdef HAVE_PANGO_XFT + #include +#endif -void wxApp::DeletePendingObjects() +PangoContext* wxApp::GetPangoContext() { - wxNode *node = wxPendingDelete.First(); - while (node) + static PangoContext *s_pangoContext = NULL; + if ( !s_pangoContext ) { - wxObject *obj = (wxObject *)node->Data(); + Display *dpy = wxGlobalDisplay(); - delete obj; - - if (wxPendingDelete.Member(obj)) - delete node; +#ifdef HAVE_PANGO_XFT + int xscreen = DefaultScreen(dpy); + static int use_xft = -1; + if (use_xft == -1) + { + wxString val = wxGetenv( L"GDK_USE_XFT" ); + use_xft = val == L"1"; + } - // Deleting one object may have deleted other pending - // objects, so start from beginning of list again. - node = wxPendingDelete.First(); - } -} + if (use_xft) + s_pangoContext = pango_xft_get_context(dpy, xscreen); + else +#endif // HAVE_PANGO_XFT + s_pangoContext = pango_x_get_context(dpy); -// Create an application context -bool wxApp::OnInitGui() -{ - // TODO: parse argv and get display to pass to XOpenDisplay - Display* dpy = XOpenDisplay(NULL); - m_initialDisplay = (WXDisplay*) dpy; - - if (!dpy) { - wxString className(wxTheApp->GetClassName()); - wxLogError(_("wxWindows could not open display for '%s': exiting."), - (const char*) className); - exit(-1); + if (!PANGO_IS_CONTEXT(s_pangoContext)) + wxLogError( wxT("No pango context.") ); } - XSelectInput((Display*) m_initialDisplay, - XDefaultRootWindow((Display*) m_initialDisplay), - PropertyChangeMask); - -#ifdef __WXDEBUG__ - // install the X error handler - gs_pfnXErrorHandler = XSetErrorHandler(wxXErrorHandler); -#endif // __WXDEBUG__ - - GetMainColormap(dpy); - m_maxRequestSize = XMaxRequestSize((Display*) dpy); - return TRUE; + return s_pangoContext; } +#endif // wxUSE_UNICODE + WXColormap wxApp::GetMainColormap(WXDisplay* display) { if (!display) /* Must be called first with non-NULL display */ @@ -622,134 +728,103 @@ WXColormap wxApp::GetMainColormap(WXDisplay* display) return (WXColormap) c; } -static Window XGetParent(Window window) +Window wxGetWindowParent(Window window) { - Window parent, root = 0; + wxASSERT_MSG( window, _T("invalid window") ); + + return (Window) 0; + +#ifndef __VMS + // VMS chokes on unreacheable code + Window parent, root = 0; +#if wxUSE_NANOX + int noChildren = 0; +#else unsigned int noChildren = 0; - if (XQueryTree((Display*) wxGetDisplay(), window, & root, & parent, - NULL, & noChildren)) +#endif + Window* children = NULL; + + // #define XQueryTree(d,w,r,p,c,nc) GrQueryTree(w,p,c,nc) + int res = 1; +#if !wxUSE_NANOX + res = +#endif + XQueryTree((Display*) wxGetDisplay(), window, & root, & parent, + & children, & noChildren); + if (children) + XFree(children); + if (res) return parent; else return (Window) 0; +#endif } -// Returns TRUE if an accelerator has been processed -bool wxApp::CheckForAccelerator(WXEvent* event) -{ - XEvent* xEvent = (XEvent*) event; - if (xEvent->xany.type == KeyPress) - { - // Find a wxWindow for this window - // TODO: should get display for the window, not the current display - Window window = xEvent->xany.window; - wxWindow* win = NULL; - - // Find the first wxWindow that corresponds to this event window - while (window && !(win = wxGetWindowFromTable(window))) - window = XGetParent(window); - - if (!window || !win) - return FALSE; - - wxKeyEvent keyEvent(wxEVT_CHAR); - wxTranslateKeyEvent(keyEvent, win, (Window) 0, xEvent); - - // Now we have a wxKeyEvent and we have a wxWindow. - // Go up the hierarchy until we find a matching accelerator, - // or we get to the top. - while (win) - { - if (win->ProcessAccelerator(keyEvent)) - return TRUE; - win = win->GetParent(); - } - return FALSE; - } - return FALSE; -} - -void wxExit() +void wxApp::Exit() { - int retValue = 0; - if (wxTheApp) - retValue = wxTheApp->OnExit(); - wxApp::CleanUp(); - /* - * Exit in some platform-specific way. Not recommended that the app calls this: - * only for emergencies. - */ - exit(retValue); + + wxAppConsole::Exit(); } // Yield to other processes bool wxApp::Yield(bool onlyIfNeeded) { - bool s_inYield = FALSE; - - if ( s_inYield ) + // Sometimes only 2 yields seem + // to do the trick, e.g. in the + // progress dialog + int i; + for (i = 0; i < 2; i++) { - if ( !onlyIfNeeded ) + static bool s_inYield = false; + + if ( s_inYield ) { - wxFAIL_MSG( wxT("wxYield called recursively" ) ); - } + if ( !onlyIfNeeded ) + { + wxFAIL_MSG( wxT("wxYield called recursively" ) ); + } - return FALSE; - } + return false; + } - s_inYield = TRUE; + s_inYield = true; - while (wxTheApp && wxTheApp->Pending()) + // Make sure we have an event loop object, + // or Pending/Dispatch will fail + wxEventLoopGuarantor dummyLoopIfNeeded; + // Call dispatch at least once so that sockets + // can be tested wxTheApp->Dispatch(); - s_inYield = FALSE; + while (wxTheApp && wxTheApp->Pending()) + wxTheApp->Dispatch(); - return TRUE; -} - -// TODO use XmGetPixmap (?) to get the really standard icons! - -// XPM hack: make the arrays const -#define static static const - -#include "wx/generic/info.xpm" -#include "wx/generic/error.xpm" -#include "wx/generic/question.xpm" -#include "wx/generic/warning.xpm" - -#undef static - -wxIcon -wxApp::GetStdIcon(int which) const -{ - switch(which) - { - case wxICON_INFORMATION: - return wxIcon(info_xpm); - - case wxICON_QUESTION: - return wxIcon(question_xpm); - - case wxICON_EXCLAMATION: - return wxIcon(warning_xpm); - - default: - wxFAIL_MSG("requested non existent standard icon"); - // still fall through +#if wxUSE_TIMER + wxGenericTimerImpl::NotifyTimers(); +#endif + ProcessIdle(); - case wxICON_HAND: - return wxIcon(error_xpm); + s_inYield = false; } + + return true; } -// ---------------------------------------------------------------------------- -// accessors for C modules -// ---------------------------------------------------------------------------- +#ifdef __WXDEBUG__ -#if 0 -extern "C" XtAppContext wxGetAppContext() +void wxApp::OnAssert(const wxChar *file, int line, const wxChar* cond, const wxChar *msg) { - return (XtAppContext)wxTheApp->GetAppContext(); -} + // While the GUI isn't working that well, just print out the + // message. +#if 1 + wxAppBase::OnAssert(file, line, cond, msg); +#else + wxString msg2; + msg2.Printf("At file %s:%d: %s", file, line, msg); + wxLogDebug(msg2); #endif +} + +#endif // __WXDEBUG__