X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/774b90fbb3a496c1dfabcb16f98ddfbde68045a6..7fe1a8b5a92c3254739b792247c8839d0087a23a:/src/x11/app.cpp diff --git a/src/x11/app.cpp b/src/x11/app.cpp index 5e206eea7d..3408003de4 100644 --- a/src/x11/app.cpp +++ b/src/x11/app.cpp @@ -17,18 +17,20 @@ #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/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" @@ -38,33 +40,38 @@ #include "wx/resource.h" #endif -#ifdef __VMS__ -#pragma message disable nosimpint -#endif -#include -#include -#include -#include -#ifdef __VMS__ -#pragma message enable nosimpint -#endif - #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 *); @@ -74,16 +81,28 @@ XErrorHandlerFunc gs_pfnXErrorHandler = 0; 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; +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(); // GL: I'm annoyed ... I don't know where to put this and I don't want to @@ -102,9 +121,8 @@ bool wxApp::Initialize() wxInitializeResourceSystem(); #endif - wxBitmap::InitStandardHandlers(); - wxWidgetHashTable = new wxHashTable(wxKEY_INTEGER); + wxClientWidgetHashTable = new wxHashTable(wxKEY_INTEGER); wxModule::RegisterModules(); if (!wxModule::InitializeModules()) return FALSE; @@ -114,8 +132,14 @@ 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(); @@ -123,27 +147,18 @@ void wxApp::CleanUp() wxCleanUpResourceSystem(); #endif - wxDeleteStockObjects() ; - - // Destroy all GDI lists, etc. - - wxDeleteStockLists(); - delete wxTheColourDatabase; wxTheColourDatabase = NULL; - wxBitmap::CleanUpHandlers(); - - delete[] wxBuffer; - wxBuffer = NULL; + wxDeleteStockObjects(); - 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; @@ -156,7 +171,7 @@ 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(); } @@ -168,6 +183,113 @@ 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 @@ -179,9 +301,9 @@ 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) { @@ -203,17 +325,33 @@ 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(); } @@ -257,8 +395,25 @@ wxApp::wxApp() m_mainColormap = (WXColormap) 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() @@ -271,7 +426,7 @@ bool wxApp::Initialized() int wxApp::MainLoop() { - int rt; + int rt; m_mainLoop = new wxEventLoop; rt = m_mainLoop->Run(); @@ -281,21 +436,56 @@ int wxApp::MainLoop() return rt; } -// Processes an X event. -void wxApp::ProcessXEvent(WXEvent* _event) +#if !wxUSE_NANOX +//----------------------------------------------------------------------- +// X11 predicate function for exposure compression +//----------------------------------------------------------------------- + +struct wxExposeInfo +{ + Window window; + Bool found_non_matching; +}; + +static Bool expose_predicate (Display *display, XEvent *xevent, XPointer arg) +{ + wxExposeInfo *info = (wxExposeInfo*) arg; + + if (info->found_non_matching) + return FALSE; + + if (xevent->xany.type != Expose) + { + info->found_non_matching = TRUE; + return FALSE; + } + + 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. +//----------------------------------------------------------------------- + +bool wxApp::ProcessXEvent(WXEvent* _event) { XEvent* event = (XEvent*) _event; wxWindow* win = NULL; - Window window = event->xany.window; + Window window = XEventGetWindow(event); +#if 0 Window actualWindow = window; +#endif // 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 = wxGetWindowParent(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, @@ -303,161 +493,335 @@ void wxApp::ProcessXEvent(WXEvent* _event) win = wxGetWindowFromTable(window); if (!win) - return; + { +#if wxUSE_TWO_WINDOWS + win = wxGetClientWindowFromTable(window); + if (!win) +#endif + return FALSE; + } + +#ifdef __WXDEBUG__ + wxString windowClass = win->GetClassInfo()->GetClassName(); +#endif switch (event->type) { - case KeyPress: + case Expose: { - if (win && !win->IsEnabled()) - return; - +#if wxUSE_TWO_WINDOWS && !wxUSE_NANOX + if (event->xexpose.window != (Window)win->GetClientWindow()) { - if (win) + XEvent tmp_event; + wxExposeInfo info; + info.window = event->xexpose.window; + info.found_non_matching = FALSE; + while (XCheckIfEvent( wxGlobalDisplay(), &tmp_event, expose_predicate, (XPointer) &info )) { - wxKeyEvent keyEvent(wxEVT_KEY_DOWN); - wxTranslateKeyEvent(keyEvent, win, window, event); - - // We didn't process wxEVT_KEY_DOWN, so send - // wxEVT_CHAR - if (!win->GetEventHandler()->ProcessEvent( keyEvent )) - { - keyEvent.SetEventType(wxEVT_CHAR); - win->GetEventHandler()->ProcessEvent( keyEvent ); - } + // 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 ); - // We intercepted and processed the key down event - return; + win->GetClearRegion().Union( tmp_event.xexpose.x, tmp_event.xexpose.y, + tmp_event.xexpose.width, tmp_event.xexpose.height ); } +#endif + + // This simplifies the expose and clear areas to simple + // rectangles. + win->GetUpdateRegion() = win->GetUpdateRegion().GetBox(); + win->GetClearRegion() = win->GetClearRegion().GetBox(); + + // If we only have one X11 window, always indicate + // that borders might have to be redrawn. + if (win->GetMainWindow() == win->GetClientWindow()) + win->NeedUpdateNcAreaInIdle(); + + // Only erase background, paint in idle time. + win->SendEraseEvents(); + // win->Update(); + } + + return TRUE; + } + +#if !wxUSE_NANOX + case GraphicsExpose: + { + printf( "GraphicExpose event\n" ); + + // wxLogDebug( "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; + + 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 && !win->IsEnabled()) - return; + if (!win->IsEnabled()) + return FALSE; - if (win) + 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 { - wxKeyEvent keyEvent(wxEVT_KEY_UP); - wxTranslateKeyEvent(keyEvent, win, window, event); - - win->GetEventHandler()->ProcessEvent( keyEvent ); + 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; + return FALSE; + break; } +#if !wxUSE_NANOX case PropertyNotify: { - HandlePropertyChange(_event); - return; + //wxLogDebug("PropertyNotify: %s", windowClass.c_str()); + return HandlePropertyChange(_event); } case ClientMessage: - { - Atom wm_delete_window = XInternAtom(wxGlobalDisplay(), "WM_DELETE_WINDOW", True);; - Atom wm_protocols = XInternAtom(wxGlobalDisplay(), "WM_PROTOCOLS", True);; + { + 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) { - if (win) - { - win->Close(FALSE); - } + win->Close(FALSE); + return TRUE; } } - return; + 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: { - /* 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); + wxSize sz = win->GetSize(); + wxSizeEvent sizeEvent(sz, win->GetId()); + sizeEvent.SetEventObject(win); - win->GetEventHandler()->ProcessEvent( sizeEvent ); - } - - return; + return win->GetEventHandler()->ProcessEvent( sizeEvent ); } - case Expose: +#endif +#endif +#if wxUSE_NANOX + case GR_EVENT_TYPE_CLOSE_REQ: { if (win) { - win->GetUpdateRegion().Union( event->xexpose.x, event->xexpose.y, - event->xexpose.width, event->xexpose.height); - if (event->xexpose.count == 0) - { - win->X11SendPaintEvents(); // TODO let an idle handler do that - } + win->Close(FALSE); + return TRUE; } - - return; + return FALSE; + break; } +#endif case EnterNotify: case LeaveNotify: case ButtonPress: case ButtonRelease: case MotionNotify: { - if (win && !win->IsEnabled()) - return; + 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; - if (win) + win->SetFocus(); + } + } + +#if !wxUSE_NANOX + if (event->type == LeaveNotify || event->type == EnterNotify) { - wxMouseEvent wxevent; - wxTranslateMouseEvent(wxevent, win, window, event); - win->GetEventHandler()->ProcessEvent( wxevent ); + // Throw out NotifyGrab and NotifyUngrab + if (event->xcrossing.mode != NotifyNormal) + return FALSE; } - return; +#endif + wxMouseEvent wxevent; + wxTranslateMouseEvent(wxevent, win, window, event); + return win->GetEventHandler()->ProcessEvent( wxevent ); } case FocusIn: { - if (win && event->xfocus.detail != NotifyPointer) +#if !wxUSE_NANOX + if ((event->xfocus.detail != NotifyPointer) && + (event->xfocus.mode == NotifyNormal)) +#endif { + // wxLogDebug( "FocusIn from %s of type %s", win->GetName().c_str(), win->GetClassInfo()->GetClassName() ); + wxFocusEvent focusEvent(wxEVT_SET_FOCUS, win->GetId()); focusEvent.SetEventObject(win); - win->GetEventHandler()->ProcessEvent(focusEvent); + focusEvent.SetWindow( g_prevFocus ); + g_prevFocus = NULL; + + return win->GetEventHandler()->ProcessEvent(focusEvent); } + return FALSE; break; } case FocusOut: { - if (win && event->xfocus.detail != NotifyPointer) +#if !wxUSE_NANOX + if ((event->xfocus.detail != NotifyPointer) && + (event->xfocus.mode == NotifyNormal)) +#endif { + // wxLogDebug( "FocusOut from %s of type %s", win->GetName().c_str(), win->GetClassInfo()->GetClassName() ); + wxFocusEvent focusEvent(wxEVT_KILL_FOCUS, win->GetId()); focusEvent.SetEventObject(win); - win->GetEventHandler()->ProcessEvent(focusEvent); + focusEvent.SetWindow( g_nextFocus ); + g_nextFocus = NULL; + return win->GetEventHandler()->ProcessEvent(focusEvent); } - break; - } - case DestroyNotify: - { - // Do we want to process this (for top-level windows)? - // But we want to be able to veto closes, anyway + 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. @@ -492,50 +856,38 @@ void wxApp::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 // TODO: what to do for X11 - // XtDispatchEvent((XEvent*) event); /* let Motif do the work */ + // 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; + s_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. + // 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() @@ -569,7 +921,10 @@ bool wxApp::SendIdleEvents(wxWindow* win) wxIdleEvent event; event.SetEventObject(win); - win->ProcessEvent(event); + + win->GetEventHandler()->ProcessEvent(event); + + win->OnInternalIdle(); if (event.MoreRequested()) needMore = TRUE; @@ -583,7 +938,8 @@ bool wxApp::SendIdleEvents(wxWindow* win) node = node->Next(); } - return needMore ; + + return needMore; } void wxApp::DeletePendingObjects() @@ -604,38 +960,135 @@ void wxApp::DeletePendingObjects() } } -// Create an application context +static void wxCalcPrecAndShift( unsigned long mask, int *shift, int *prec ) +{ + *shift = 0; + *prec = 0; + + while (!(mask & 0x1)) + { + (*shift)++; + mask >>= 1; + } + + while (mask & 0x1) + { + (*prec)++; + mask >>= 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); + if (!wxAppBase::OnInitGui()) - return FALSE; + 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; - // 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 (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 ); } - XSelectInput((Display*) m_initialDisplay, - XDefaultRootWindow((Display*) m_initialDisplay), - PropertyChangeMask); + + 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; -#ifdef __WXDEBUG__ - // install the X error handler - gs_pfnXErrorHandler = XSetErrorHandler(wxXErrorHandler); -#endif // __WXDEBUG__ + 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; - GetMainColormap(dpy); - m_maxRequestSize = XMaxRequestSize((Display*) dpy); + 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; } @@ -657,11 +1110,25 @@ WXColormap wxApp::GetMainColormap(WXDisplay* display) Window wxGetWindowParent(Window window) { + wxASSERT_MSG( window, "invalid window" ); + + return (Window) 0; + Window parent, root = 0; +#if wxUSE_NANOX + int noChildren = 0; +#else unsigned int noChildren = 0; +#endif Window* children = NULL; - int res = XQueryTree((Display*) wxGetDisplay(), window, & root, & parent, - & children, & noChildren); + + // #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) @@ -702,56 +1169,45 @@ 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(); - 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 +#if wxUSE_TIMER + wxTimer::NotifyTimers(); +#endif + ProcessIdle(); -wxIcon -wxApp::GetStdIcon(int which) const -{ - switch(which) + if (newEventLoop) { - case wxICON_INFORMATION: - return wxIcon(info_xpm); - - case wxICON_QUESTION: - return wxIcon(question_xpm); - - case wxICON_EXCLAMATION: - return wxIcon(warning_xpm); + wxEventLoop::SetActive(NULL); + delete newEventLoop; + } - default: - wxFAIL_MSG("requested non existent standard icon"); - // still fall through + s_inYield = FALSE; - case wxICON_HAND: - return wxIcon(error_xpm); - } + return TRUE; } -// ---------------------------------------------------------------------------- -// accessors for C modules -// ---------------------------------------------------------------------------- - -#if 0 -extern "C" XtAppContext wxGetAppContext() +void wxApp::OnAssert(const wxChar *file, int line, const wxChar *msg) { - return (XtAppContext)wxTheApp->GetAppContext(); -} + // While the GUI isn't working that well, just print out the + // message. +#if 0 + wxAppBase::OnAssert(file, line, msg); +#else + wxString msg2; + msg2.Printf("At file %s:%d: %s", file, line, msg); + wxLogDebug(msg2); #endif +} +