X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/83df96d63a52ebb08b9e32549dc255354b4a18d0..b5a8b32f50f7a5550dc9602236b9c7b49ba5e02c:/src/x11/app.cpp diff --git a/src/x11/app.cpp b/src/x11/app.cpp index 8b019fdf6e..dfdb222158 100644 --- a/src/x11/app.cpp +++ b/src/x11/app.cpp @@ -13,28 +13,24 @@ #pragma implementation "app.h" #endif -#ifdef __VMS -#define XtParent XTPARENT -#define XtDisplay XTDISPLAY -#endif - #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" +#include "wx/timer.h" + +#include "wx/univ/theme.h" +#include "wx/univ/renderer.h" + +#define ABS(a) (((a) < 0) ? -(a) : (a)) #if wxUSE_THREADS #include "wx/thread.h" @@ -44,55 +40,75 @@ #include "wx/resource.h" #endif -#ifdef __VMS__ -#pragma message disable nosimpint -#endif -#include -#include -#include -#include -#include -#ifdef __VMS__ -#pragma message enable nosimpint -#endif - -#include "wx/motif/private.h" +#include "wx/x11/private.h" #include -extern char *wxBuffer; +//------------------------------------------------------------------------ +// global data +//------------------------------------------------------------------------ + extern wxList wxPendingDelete; +wxHashTable *wxWidgetHashTable = NULL; +wxHashTable *wxClientWidgetHashTable = NULL; + wxApp *wxTheApp = NULL; -wxHashTable *wxWidgetHashTable = NULL; +// This is set within wxEntryStart -- too early on +// to put these in wxTheApp +static int g_newArgc = 0; +static wxChar** g_newArgv = 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 *); +typedef int (*XErrorHandlerFunc)(Display *, XErrorEvent *); - XErrorHandlerFunc gs_pfnXErrorHandler = 0; +XErrorHandlerFunc gs_pfnXErrorHandler = 0; - static int wxXErrorHandler(Display *dpy, XErrorEvent *xevent) - { - // just forward to the default handler for now +static int wxXErrorHandler(Display *dpy, XErrorEvent *xevent) +{ + // just forward to the default handler for now + if (gs_pfnXErrorHandler) return gs_pfnXErrorHandler(dpy, xevent); - } + else + return 0; +} #endif // __WXDEBUG__ +//------------------------------------------------------------------------ +// wxApp +//------------------------------------------------------------------------ + long wxApp::sm_lastMessageTime = 0; +WXDisplay *wxApp::ms_display = NULL; + +IMPLEMENT_DYNAMIC_CLASS(wxApp, wxEvtHandler) + +BEGIN_EVENT_TABLE(wxApp, wxEvtHandler) + EVT_IDLE(wxApp::OnIdle) +END_EVENT_TABLE() bool wxApp::Initialize() { - wxBuffer = new char[BUFSIZ + 512]; - wxClassInfo::InitializeClasses(); +#if wxUSE_INTL + wxFont::SetDefaultEncoding(wxLocale::GetSystemEncoding()); +#endif + // 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 @@ -109,18 +125,8 @@ bool wxApp::Initialize() wxInitializeResourceSystem(); #endif - // For PostScript printing -#if wxUSE_POSTSCRIPT - /* Done using wxModule now - wxInitializePrintSetupData(); - wxThePrintPaperDatabase = new wxPrintPaperDatabase; - wxThePrintPaperDatabase->CreateDatabase(); - */ -#endif - - wxBitmap::InitStandardHandlers(); - wxWidgetHashTable = new wxHashTable(wxKEY_INTEGER); + wxClientWidgetHashTable = new wxHashTable(wxKEY_INTEGER); wxModule::RegisterModules(); if (!wxModule::InitializeModules()) return FALSE; @@ -130,8 +136,14 @@ bool wxApp::Initialize() void wxApp::CleanUp() { + if (g_newArgv) + delete[] g_newArgv; + g_newArgv = NULL; + delete wxWidgetHashTable; wxWidgetHashTable = NULL; + delete wxClientWidgetHashTable; + wxClientWidgetHashTable = NULL; wxModule::CleanUpModules(); @@ -139,35 +151,18 @@ void wxApp::CleanUp() wxCleanUpResourceSystem(); #endif - wxDeleteStockObjects() ; - - // Destroy all GDI lists, etc. - - wxDeleteStockLists(); - delete wxTheColourDatabase; wxTheColourDatabase = NULL; -#if wxUSE_POSTSCRIPT - /* Done using wxModule now - wxInitializePrintSetupData(FALSE); - delete wxThePrintPaperDatabase; - wxThePrintPaperDatabase = NULL; - */ -#endif + wxDeleteStockObjects(); - wxBitmap::CleanUpHandlers(); - - delete[] wxBuffer; - wxBuffer = NULL; - - wxClassInfo::CleanUpClasses(); + wxDeleteStockLists(); delete wxTheApp; wxTheApp = NULL; - // 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. + wxClassInfo::CleanUpClasses(); + #if wxUSE_THREADS delete wxPendingEvents; delete wxPendingEventsLocker; @@ -180,7 +175,7 @@ void wxApp::CleanUp() // wxDebugContext, too. if (wxDebugContext::CountObjectsLeft(TRUE) > 0) { - wxLogDebug("There were memory leaks.\n"); + wxLogDebug("There were memory leaks."); wxDebugContext::Dump(); wxDebugContext::PrintStatistics(); } @@ -192,6 +187,113 @@ void wxApp::CleanUp() delete wxLog::SetActiveTarget(NULL); } +// NB: argc and argv may be changed here, pass by reference! +int wxEntryStart( int& argc, char *argv[] ) +{ +#ifdef __WXDEBUG__ +#if !wxUSE_NANOX + // install the X error handler + gs_pfnXErrorHandler = XSetErrorHandler( wxXErrorHandler ); +#endif +#endif // __WXDEBUG__ + + wxString displayName; + bool syncDisplay = FALSE; + + // Parse the arguments. + // We can't use wxCmdLineParser or OnInitCmdLine and friends because + // we have to create the Display earlier. If we can find a way to + // use the wxAppBase API then I'll be quite happy to change it. + g_newArgv = new wxChar*[argc]; + g_newArgc = 0; + int i; + for (i = 0; i < argc; i++) + { + wxString arg(argv[i]); + if (arg == wxT("-display")) + { + if (i < (argc - 1)) + { + i ++; + displayName = argv[i]; + continue; + } + } + else if (arg == wxT("-geometry")) + { + if (i < (argc - 1)) + { + i ++; + wxString windowGeometry = argv[i]; + int w, h; + if (wxSscanf(windowGeometry.c_str(), _T("%dx%d"), &w, &h) != 2) + { + wxLogError(_("Invalid geometry specification '%s'"), windowGeometry.c_str()); + } + else + { + g_initialSize = wxSize(w, h); + } + continue; + } + } + else if (arg == wxT("-sync")) + { + syncDisplay = TRUE; + continue; + } + else if (arg == wxT("-iconic")) + { + g_showIconic = TRUE; + + continue; + } + + // Not eaten by wxWindows, so pass through + g_newArgv[g_newArgc] = argv[i]; + g_newArgc ++; + } + + Display* xdisplay = NULL; + if (displayName.IsEmpty()) + xdisplay = XOpenDisplay(NULL); + else + xdisplay = XOpenDisplay((char*) displayName.c_str()); + + if (!xdisplay) + { + wxLogError( _("wxWindows could not open display. Exiting.") ); + return -1; + } + + if (syncDisplay) + { + XSynchronize(xdisplay, True); + } + + wxApp::ms_display = (WXDisplay*) xdisplay; + + XSelectInput( xdisplay, XDefaultRootWindow(xdisplay), PropertyChangeMask); + + wxSetDetectableAutoRepeat( TRUE ); + + if (!wxApp::Initialize()) + return -1; + + return 0; +} + +int wxEntryInitGui() +{ + int retValue = 0; + + if ( !wxTheApp->OnInitGui() ) + retValue = -1; + + return retValue; +} + + int wxEntry( int argc, char *argv[] ) { #if (defined(__WXDEBUG__) && wxUSE_MEMORY_TRACING) || wxUSE_DEBUG_CONTEXT @@ -203,9 +305,9 @@ int wxEntry( int argc, char *argv[] ) // checked, but this is a reasonable compromise. wxDebugContext::SetCheckpoint(); #endif - - if (!wxApp::Initialize()) - return FALSE; + int err = wxEntryStart(argc, argv); + if (err) + return err; if (!wxTheApp) { @@ -227,17 +329,33 @@ int wxEntry( int argc, char *argv[] ) wxTheApp->SetClassName(wxFileNameFromPath(argv[0])); wxTheApp->SetAppName(wxFileNameFromPath(argv[0])); - wxTheApp->argc = argc; - wxTheApp->argv = argv; + // The command line may have been changed + // by stripping out -display etc. + if (g_newArgc > 0) + { + wxTheApp->argc = g_newArgc; + wxTheApp->argv = g_newArgv; + } + else + { + wxTheApp->argc = argc; + wxTheApp->argv = argv; + } + wxTheApp->m_showIconic = g_showIconic; + wxTheApp->m_initialSize = g_initialSize; - // GUI-specific initialization, such as creating an app context. - wxTheApp->OnInitGui(); + int retValue; + retValue = wxEntryInitGui(); // Here frames insert themselves automatically into wxTopLevelWindows by // getting created in OnInit(). + if ( retValue == 0 ) + { + if ( !wxTheApp->OnInit() ) + retValue = -1; + } - int retValue = 0; - if (wxTheApp->OnInit()) + if ( retValue == 0 ) { if (wxTheApp->Initialized()) retValue = wxTheApp->OnRun(); } @@ -278,12 +396,28 @@ wxApp::wxApp() argc = 0; argv = NULL; m_exitOnFrameDelete = TRUE; - m_mainColormap = (WXColormap) NULL; - m_appContext = (WXAppContext) NULL; - m_topLevelWidget = (WXWidget) NULL; + m_topLevelWidget = (WXWindow) NULL; m_maxRequestSize = 0; - m_initialDisplay = (WXDisplay*) 0; + m_mainLoop = NULL; + m_showIconic = FALSE; + m_initialSize = wxDefaultSize; + +#if !wxUSE_NANOX + m_visualColormap = NULL; + m_colorCube = NULL; +#endif +} + +wxApp::~wxApp() +{ +#if !wxUSE_NANOX + if (m_colorCube) + free( m_colorCube ); + + if (m_visualColormap) + delete [] (XColor*)m_visualColormap; +#endif } bool wxApp::Initialized() @@ -296,130 +430,428 @@ bool wxApp::Initialized() int wxApp::MainLoop() { - m_keepGoing = TRUE; + int rt; + m_mainLoop = new wxEventLoop; - /* - * Sit around forever waiting to process X-events. Property Change - * event are handled special, because they have to refer to - * the root window rather than to a widget. therefore we can't - * use an Xt-eventhandler. - */ + rt = m_mainLoop->Run(); - XSelectInput(XtDisplay((Widget) wxTheApp->GetTopLevelWidget()), - XDefaultRootWindow(XtDisplay((Widget) wxTheApp->GetTopLevelWidget())), - PropertyChangeMask); + delete m_mainLoop; + m_mainLoop = NULL; + return rt; +} - XEvent event; +#if !wxUSE_NANOX +//----------------------------------------------------------------------- +// X11 predicate function for exposure compression +//----------------------------------------------------------------------- - // Use this flag to allow breaking the loop via wxApp::ExitMainLoop() - while (m_keepGoing) - { - XtAppNextEvent( (XtAppContext) wxTheApp->GetAppContext(), &event); +struct wxExposeInfo +{ + Window window; + Bool found_non_matching; +}; - ProcessXEvent((WXEvent*) & event); +static Bool expose_predicate (Display *display, XEvent *xevent, XPointer arg) +{ + wxExposeInfo *info = (wxExposeInfo*) arg; - if (XtAppPending( (XtAppContext) wxTheApp->GetAppContext() ) == 0) - { - if (!ProcessIdle()) - { -#if wxUSE_THREADS - // leave the main loop to give other threads a chance to - // perform their GUI work - wxMutexGuiLeave(); - wxUsleep(20); - wxMutexGuiEnter(); -#endif - } - } + if (info->found_non_matching) + return FALSE; + if (xevent->xany.type != Expose) + { + info->found_non_matching = TRUE; + return FALSE; } - return 0; + if (xevent->xexpose.window != info->window) + { + info->found_non_matching = TRUE; + return FALSE; + } + + return TRUE; } +#endif + // wxUSE_NANOX + +//----------------------------------------------------------------------- +// Processes an X event, returning TRUE if the event was processed. +//----------------------------------------------------------------------- -// Processes an X event. -void wxApp::ProcessXEvent(WXEvent* _event) +bool wxApp::ProcessXEvent(WXEvent* _event) { XEvent* event = (XEvent*) _event; - if (event->type == KeyPress) - { -#if 0 // def __WXDEBUG__ - Widget widget = XtWindowToWidget(event->xany.display, event->xany.window); - wxLogDebug("Got key press event for 0x%08x (parent = 0x%08x)", - widget, XtParent(widget)); -#endif // DEBUG + wxWindow* win = NULL; + Window window = XEventGetWindow(event); +#if 0 + Window actualWindow = window; +#endif - if (CheckForAccelerator(_event)) - { - // Do nothing! We intercepted and processed the event as an - // accelerator. - return; - } -#if 1 - // It seemed before that this hack was redundant and - // key down events were being generated by wxCanvasInputEvent. - // But no longer - why ??? - // - else if (CheckForKeyDown(_event)) + // 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. + + win = wxGetWindowFromTable(window); + if (!win) { - // We intercepted and processed the key down event - return; - } +#if wxUSE_TWO_WINDOWS + win = wxGetClientWindowFromTable(window); + if (!win) #endif - else - { - XtDispatchEvent(event); - return; - } - } - else if (event->type == KeyRelease) - { - // TODO: work out why we still need this ! -michael - // - if (CheckForKeyUp(_event)) - { - // We intercepted and processed the key up event - return; - } - else - { - XtDispatchEvent(event); - return; - } - } - else if (event->type == PropertyNotify) - { - HandlePropertyChange(_event); - return; + return FALSE; } - else if (event->type == ResizeRequest) + +#ifdef __WXDEBUG__ + wxString windowClass = win->GetClassInfo()->GetClassName(); +#endif + + switch (event->type) { - /* 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. - */ + 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, expose_predicate, (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, expose_predicate, (XPointer) &info )) + { + win->GetUpdateRegion().Union( tmp_event.xexpose.x, tmp_event.xexpose.y, + tmp_event.xexpose.width, tmp_event.xexpose.height ); + + win->GetClearRegion().Union( tmp_event.xexpose.x, tmp_event.xexpose.y, + tmp_event.xexpose.width, tmp_event.xexpose.height ); + } +#endif - Display *disp = XtDisplay((Widget) wxTheApp->GetTopLevelWidget()); - Window win = event->xany.window; - XEvent report; + // This simplifies the expose and clear areas to simple + // rectangles. + win->GetUpdateRegion() = win->GetUpdateRegion().GetBox(); + win->GetClearRegion() = win->GetClearRegion().GetBox(); - // to avoid flicker - report = * event; - while( XCheckTypedWindowEvent (disp, win, ResizeRequest, &report)); + // If we only have one X11 window, always indicate + // that borders might have to be redrawn. + if (win->GetMainWindow() == win->GetClientAreaWindow()) + win->NeedUpdateNcAreaInIdle(); - // TODO: when implementing refresh optimization, we can use - // XtAddExposureToRegion to expand the window's paint region. + // Only erase background, paint in idle time. + win->SendEraseEvents(); + // win->Update(); + } - XtDispatchEvent(event); - } - else - { - XtDispatchEvent(event); + return TRUE; + } + +#if !wxUSE_NANOX + case GraphicsExpose: + { + printf( "GraphicExpose event\n" ); + + wxLogTrace( _T("expose"), _T("GraphicsExpose from %s"), win->GetName().c_str(), + event->xgraphicsexpose.x, event->xgraphicsexpose.y, + event->xgraphicsexpose.width, event->xgraphicsexpose.height); + + win->GetUpdateRegion().Union( event->xgraphicsexpose.x, event->xgraphicsexpose.y, + event->xgraphicsexpose.width, event->xgraphicsexpose.height); + + win->GetClearRegion().Union( event->xgraphicsexpose.x, event->xgraphicsexpose.y, + event->xgraphicsexpose.width, event->xgraphicsexpose.height); + + if (event->xgraphicsexpose.count == 0) + { + // Only erase background, paint in idle time. + win->SendEraseEvents(); + // win->Update(); + } + + return TRUE; + } +#endif + + case KeyPress: + { + 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->GetEventHandler()->ProcessEvent( keyEvent )) + return TRUE; + + keyEvent.SetEventType(wxEVT_CHAR); + if (win->GetEventHandler()->ProcessEvent( keyEvent )) + return TRUE; + + if ( (keyEvent.m_keyCode == WXK_TAB) && + win->GetParent() && (win->GetParent()->HasFlag( wxTAB_TRAVERSAL)) ) + { + 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()->GetEventHandler()->ProcessEvent( new_event ); + } + + return FALSE; + } + case KeyRelease: + { + if (!win->IsEnabled()) + return FALSE; + + wxKeyEvent keyEvent(wxEVT_KEY_UP); + wxTranslateKeyEvent(keyEvent, win, window, event); + + return win->GetEventHandler()->ProcessEvent( keyEvent ); + } + case ConfigureNotify: + { +#if wxUSE_NANOX + if (event->update.utype == GR_UPDATE_SIZE) +#endif + { + if (win->IsTopLevel()) + { + wxTopLevelWindow *tlw = (wxTopLevelWindow*) win; + tlw->SetConfigureGeometry( XConfigureEventGetX(event), XConfigureEventGetY(event), + XConfigureEventGetWidth(event), XConfigureEventGetHeight(event) ); + } + + if (win->IsTopLevel() && win->IsShown()) + { + wxTopLevelWindowX11 *tlw = (wxTopLevelWindowX11 *) win; + tlw->SetNeedResizeInIdle(); + } + else + { + wxSizeEvent sizeEvent( wxSize(XConfigureEventGetWidth(event), XConfigureEventGetHeight(event)), win->GetId() ); + sizeEvent.SetEventObject( win ); + + return win->GetEventHandler()->ProcessEvent( sizeEvent ); + } + } + return FALSE; + break; + } +#if !wxUSE_NANOX + case PropertyNotify: + { + //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) + { + if ((Atom) (event->xclient.data.l[0]) == wm_delete_window) + { + win->Close(FALSE); + return TRUE; + } + } + return FALSE; + } +#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: + { + printf( "map request from %s\n", win->GetName().c_str() ); + break; + } + case ResizeRequest: + { + 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)); + + wxSize sz = win->GetSize(); + wxSizeEvent sizeEvent(sz, win->GetId()); + sizeEvent.SetEventObject(win); + + return win->GetEventHandler()->ProcessEvent( sizeEvent ); + } +#endif +#endif +#if wxUSE_NANOX + case GR_EVENT_TYPE_CLOSE_REQ: + { + if (win) + { + win->Close(FALSE); + return TRUE; + } + return FALSE; + break; + } +#endif + case EnterNotify: + case LeaveNotify: + case ButtonPress: + case ButtonRelease: + case MotionNotify: + { + 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) + { + if ((win != wxWindow::FindFocus()) && win->AcceptsFocus()) + { + // 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(); + } + } + +#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->GetEventHandler()->ProcessEvent( wxevent ); + } + case FocusIn: + { +#if !wxUSE_NANOX + if ((event->xfocus.detail != NotifyPointer) && + (event->xfocus.mode == NotifyNormal)) +#endif + { + 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); + focusEvent.SetWindow( g_prevFocus ); + g_prevFocus = NULL; + + return win->GetEventHandler()->ProcessEvent(focusEvent); + } + } + return FALSE; + break; + } + case FocusOut: + { +#if !wxUSE_NANOX + if ((event->xfocus.detail != NotifyPointer) && + (event->xfocus.mode == NotifyNormal)) +#endif + { + 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->GetEventHandler()->ProcessEvent(focusEvent); + } + return FALSE; + break; + } + default: + { +#ifdef __WXDEBUG__ + //wxString eventName = wxGetXEventName(XEvent& event); + //wxLogDebug(wxT("Event %s not handled"), eventName.c_str()); +#endif + return FALSE; + break; + } } + return FALSE; } // 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; @@ -431,74 +863,56 @@ bool wxApp::ProcessIdle() void wxApp::ExitMainLoop() { - m_keepGoing = FALSE; + if (m_mainLoop) + m_mainLoop->Exit(0); } // Is a message/event pending? bool wxApp::Pending() { - XFlush(XtDisplay( (Widget) wxTheApp->GetTopLevelWidget() )); - - // Fix by Doug from STI, to prevent a stall if non-X event - // is found. - return ((XtAppPending( (XtAppContext) GetAppContext() ) & XtIMXEvent) != 0) ; + return wxEventLoop::GetActive()->Pending(); } // Dispatch a message. void wxApp::Dispatch() { - // XtAppProcessEvent( (XtAppContext) wxTheApp->GetAppContext(), XtIMAll); - - XEvent event; - XtAppNextEvent((XtAppContext) GetAppContext(), &event); - ProcessXEvent((WXEvent*) & event); + wxEventLoop::GetActive()->Dispatch(); } // 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 *event) { // by default do nothing special - XtDispatchEvent((XEvent*) event); /* let Motif do the work */ + // TODO: what to do for X11 + // XtDispatchEvent((XEvent*) event); + return FALSE; } void wxApp::OnIdle(wxIdleEvent& event) { - static bool inOnIdle = FALSE; + static bool s_inOnIdle = FALSE; // Avoid recursion (via ProcessEvent default case) - if (inOnIdle) + if (s_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 + s_inOnIdle = TRUE; - // Flush pending events. + // Resend in the main thread events which have been prepared in other + // threads ProcessPendingEvents(); - // 'Garbage' collection of windows deleted with Close(). + // '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; + s_inOnIdle = FALSE; } void wxWakeUpIdle() @@ -532,7 +946,8 @@ bool wxApp::SendIdleEvents(wxWindow* win) wxIdleEvent event; event.SetEventObject(win); - win->ProcessEvent(event); + + win->GetEventHandler()->ProcessEvent(event); if (event.MoreRequested()) needMore = TRUE; @@ -546,7 +961,10 @@ bool wxApp::SendIdleEvents(wxWindow* win) node = node->Next(); } - return needMore ; + + win->OnInternalIdle(); + + return needMore; } void wxApp::DeletePendingObjects() @@ -567,46 +985,135 @@ void wxApp::DeletePendingObjects() } } -// Create an application context -bool wxApp::OnInitGui() +static void wxCalcPrecAndShift( unsigned long mask, int *shift, int *prec ) { - XtToolkitInitialize() ; - wxTheApp->m_appContext = (WXAppContext) XtCreateApplicationContext() ; - Display *dpy = XtOpenDisplay((XtAppContext) wxTheApp->m_appContext,(String)NULL,NULL, - (const char*) wxTheApp->GetClassName(), NULL, 0, -# if XtSpecificationRelease < 5 - (Cardinal*) &argc, -# else - &argc, -# endif - argv); - - if (!dpy) { - wxString className(wxTheApp->GetClassName()); - wxLogError(_("wxWindows could not open display for '%s': exiting."), - (const char*) className); - exit(-1); - } - m_initialDisplay = (WXDisplay*) dpy; + *shift = 0; + *prec = 0; -#ifdef __WXDEBUG__ - // install the X error handler - gs_pfnXErrorHandler = XSetErrorHandler(wxXErrorHandler); -#endif // __WXDEBUG__ + while (!(mask & 0x1)) + { + (*shift)++; + mask >>= 1; + } - wxTheApp->m_topLevelWidget = (WXWidget) XtAppCreateShell((String)NULL, (const char*) wxTheApp->GetClassName(), - applicationShellWidgetClass,dpy, - NULL,0) ; + while (mask & 0x1) + { + (*prec)++; + mask >>= 1; + } +} - // Add general resize proc - XtActionsRec rec; - rec.string = "resize"; - rec.proc = (XtActionProc)wxWidgetResizeProc; - XtAppAddActions((XtAppContext) wxTheApp->m_appContext, &rec, 1); +// Create display, and other initialization +bool wxApp::OnInitGui() +{ + // 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); - GetMainColormap(dpy); - m_maxRequestSize = XMaxRequestSize((Display*) dpy); + if (!wxAppBase::OnInitGui()) + return FALSE; + GetMainColormap( wxApp::GetDisplay() ); + + m_maxRequestSize = XMaxRequestSize( (Display*) wxApp::GetDisplay() ); + +#if !wxUSE_NANOX + // Get info about the current visual. It is enough + // to do this once here unless we support different + // visuals, displays and screens. Given that wxX11 + // mostly for embedded things, that is no real + // limitation. + Display *xdisplay = (Display*) wxApp::GetDisplay(); + int xscreen = DefaultScreen(xdisplay); + Visual* xvisual = DefaultVisual(xdisplay,xscreen); + int xdepth = DefaultDepth(xdisplay, xscreen); + + XVisualInfo vinfo_template; + vinfo_template.visual = xvisual; + vinfo_template.visualid = XVisualIDFromVisual( xvisual ); + vinfo_template.depth = xdepth; + + int nitem = 0; + XVisualInfo *vi = XGetVisualInfo( xdisplay, VisualIDMask|VisualDepthMask, &vinfo_template, &nitem ); + wxASSERT_MSG( vi, wxT("No visual info") ); + + m_visualType = vi->visual->c_class; + m_visualScreen = vi->screen; + + m_visualRedMask = vi->red_mask; + m_visualGreenMask = vi->green_mask; + m_visualBlueMask = vi->blue_mask; + + if (m_visualType != GrayScale && m_visualType != PseudoColor) + { + wxCalcPrecAndShift( m_visualRedMask, &m_visualRedShift, &m_visualRedPrec ); + wxCalcPrecAndShift( m_visualGreenMask, &m_visualGreenShift, &m_visualGreenPrec ); + wxCalcPrecAndShift( m_visualBlueMask, &m_visualBlueShift, &m_visualBluePrec ); + } + + m_visualDepth = xdepth; + if (xdepth == 16) + xdepth = m_visualRedPrec + m_visualGreenPrec + m_visualBluePrec; + + m_visualColormapSize = vi->colormap_size; + + XFree( vi ); + + if (m_visualDepth > 8) + return TRUE; + + m_visualColormap = new XColor[m_visualColormapSize]; + XColor* colors = (XColor*) m_visualColormap; + + for (int i = 0; i < m_visualColormapSize; i++) + colors[i].pixel = i; + + XQueryColors( xdisplay, DefaultColormap(xdisplay,xscreen), colors, m_visualColormapSize ); + + m_colorCube = (unsigned char*)malloc(32 * 32 * 32); + + for (int r = 0; r < 32; r++) + { + for (int g = 0; g < 32; g++) + { + for (int b = 0; b < 32; b++) + { + int rr = (r << 3) | (r >> 2); + int gg = (g << 3) | (g >> 2); + int bb = (b << 3) | (b >> 2); + + int index = -1; + + if (colors) + { + int max = 3 * 65536; + + for (int i = 0; i < m_visualColormapSize; i++) + { + int rdiff = ((rr << 8) - colors[i].red); + int gdiff = ((gg << 8) - colors[i].green); + int bdiff = ((bb << 8) - colors[i].blue); + int sum = ABS (rdiff) + ABS (gdiff) + ABS (bdiff); + if (sum < max) + { + index = i; max = sum; + } + } + } + else + { + // assume 8-bit true or static colors. this really exists + index = (r >> (5 - m_visualRedPrec)) << m_visualRedShift; + index |= (g >> (5 - m_visualGreenPrec)) << m_visualGreenShift; + index |= (b >> (5 - m_visualBluePrec)) << m_visualBlueShift; + } + m_colorCube[ (r*1024) + (g*32) + b ] = index; + } + } + } +#endif + return TRUE; } @@ -626,89 +1133,33 @@ WXColormap wxApp::GetMainColormap(WXDisplay* display) return (WXColormap) c; } -// 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 - Widget widget = XtWindowToWidget((Display*) wxGetDisplay(), xEvent->xany.window); - wxWindow* win = NULL; - - // Find the first wxWindow that corresponds to this event window - while (widget && !(win = wxGetWindowFromTable(widget))) - widget = XtParent(widget); - - if (!widget || !win) - return FALSE; - - wxKeyEvent keyEvent(wxEVT_CHAR); - wxTranslateKeyEvent(keyEvent, win, (Widget) 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; -} - -bool wxApp::CheckForKeyDown(WXEvent* event) -{ - XEvent* xEvent = (XEvent*) event; - if (xEvent->xany.type == KeyPress) - { - Widget widget = XtWindowToWidget((Display*) wxGetDisplay(), - xEvent->xany.window); - wxWindow* win = NULL; - - // Find the first wxWindow that corresponds to this event window - while (widget && !(win = wxGetWindowFromTable(widget))) - widget = XtParent(widget); - - if (!widget || !win) - return FALSE; - - wxKeyEvent keyEvent(wxEVT_KEY_DOWN); - wxTranslateKeyEvent(keyEvent, win, (Widget) 0, xEvent); - - return win->ProcessEvent( keyEvent ); - } - - return FALSE; -} - -bool wxApp::CheckForKeyUp(WXEvent* event) +Window wxGetWindowParent(Window window) { - XEvent* xEvent = (XEvent*) event; - if (xEvent->xany.type == KeyRelease) - { - Widget widget = XtWindowToWidget((Display*) wxGetDisplay(), - xEvent->xany.window); - wxWindow* win = NULL; - - // Find the first wxWindow that corresponds to this event window - while (widget && !(win = wxGetWindowFromTable(widget))) - widget = XtParent(widget); + wxASSERT_MSG( window, "invalid window" ); - if (!widget || !win) - return FALSE; - - wxKeyEvent keyEvent(wxEVT_KEY_UP); - wxTranslateKeyEvent(keyEvent, win, (Widget) 0, xEvent); + return (Window) 0; - return win->ProcessEvent( keyEvent ); - } + Window parent, root = 0; +#if wxUSE_NANOX + int noChildren = 0; +#else + unsigned int noChildren = 0; +#endif + Window* children = NULL; - return FALSE; + // #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; } void wxExit() @@ -743,54 +1194,49 @@ bool wxApp::Yield(bool onlyIfNeeded) s_inYield = TRUE; + // Make sure we have an event loop object, + // or Pending/Dispatch will fail + wxEventLoop* eventLoop = wxEventLoop::GetActive(); + wxEventLoop* newEventLoop = NULL; + if (!eventLoop) + { + newEventLoop = new wxEventLoop; + wxEventLoop::SetActive(newEventLoop); + } + while (wxTheApp && wxTheApp->Pending()) wxTheApp->Dispatch(); +#if wxUSE_TIMER + wxTimer::NotifyTimers(); +#endif + ProcessIdle(); + + if (newEventLoop) + { + wxEventLoop::SetActive(NULL); + delete newEventLoop; + } + s_inYield = FALSE; 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 +#ifdef __WXDEBUG__ -wxIcon -wxApp::GetStdIcon(int which) const +void wxApp::OnAssert(const wxChar *file, int line, const wxChar* cond, const wxChar *msg) { - 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 - - case wxICON_HAND: - return wxIcon(error_xpm); - } + // 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 } -// ---------------------------------------------------------------------------- -// accessors for C modules -// ---------------------------------------------------------------------------- +#endif // __WXDEBUG__ -extern "C" XtAppContext wxGetAppContext() -{ - return (XtAppContext)wxTheApp->GetAppContext(); -}