// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
-#ifdef __GNUG__
- #pragma implementation "app.h"
-#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/filename.h"
+#include "wx/hash.h"
+
+#include "wx/univ/theme.h"
+#include "wx/univ/renderer.h"
#if wxUSE_THREADS
#include "wx/thread.h"
#endif
-#if wxUSE_WX_RESOURCES
- #include "wx/resource.h"
-#endif
-
-#ifdef __VMS__
-#pragma message disable nosimpint
-#endif
-#include <X11/Xlib.h>
-#include <X11/Xutil.h>
-#include <X11/Xresource.h>
-#include <X11/Xatom.h>
-#ifdef __VMS__
-#pragma message enable nosimpint
-#endif
-
#include "wx/x11/private.h"
#include <string.h>
-extern char *wxBuffer;
+//------------------------------------------------------------------------
+// global data
+//------------------------------------------------------------------------
+
extern wxList wxPendingDelete;
-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 *);
+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)
-bool wxApp::Initialize()
+BEGIN_EVENT_TABLE(wxApp, wxEvtHandler)
+ EVT_IDLE(wxAppBase::OnIdle)
+END_EVENT_TABLE()
+
+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;
+
+ 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;
-#if wxUSE_WX_RESOURCES
- wxInitializeResourceSystem();
-#endif
+ argv[i] = NULL;
+ argc--;
+ }
+ else if (wxStrcmp( argv[i], _T("-iconic") ) == 0)
+ {
+ g_showIconic = TRUE;
- wxBitmap::InitStandardHandlers();
+ argv[i] = NULL;
+ argc--;
+ }
+ }
- wxWidgetHashTable = new wxHashTable(wxKEY_INTEGER);
+ 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);
+ }
+ }
+ }
- wxModule::RegisterModules();
- if (!wxModule::InitializeModules()) return FALSE;
+ // X11 display stuff
+ Display *xdisplay;
+ if ( displayName.empty() )
+ xdisplay = XOpenDisplay( NULL );
+ else
+ xdisplay = XOpenDisplay( displayName.ToAscii() );
+ if (!xdisplay)
+ {
+ wxLogError( _("wxWidgets could not open display. Exiting.") );
+ return false;
+ }
- return TRUE;
+ if (syncDisplay)
+ XSynchronize(xdisplay, True);
+
+ ms_display = (WXDisplay*) xdisplay;
+
+ XSelectInput( xdisplay, XDefaultRootWindow(xdisplay), PropertyChangeMask);
+
+ // Misc.
+ wxSetDetectableAutoRepeat( TRUE );
+
+ if ( !wxAppBase::Initialize(argc, argv) )
+ {
+ XCloseDisplay(xdisplay);
+
+ return false;
+ }
+
+#if wxUSE_UNICODE
+ // Glib's type system required by Pango
+ g_type_init();
+#endif
+
+#if wxUSE_INTL
+ wxFont::SetDefaultEncoding(wxLocale::GetSystemEncoding());
+#endif
+
+ wxWidgetHashTable = new wxWindowHash;
+ wxClientWidgetHashTable = new wxWindowHash;
+
+ return true;
}
void wxApp::CleanUp()
{
delete wxWidgetHashTable;
wxWidgetHashTable = NULL;
+ delete wxClientWidgetHashTable;
+ wxClientWidgetHashTable = NULL;
- wxModule::CleanUpModules();
-
-#if wxUSE_WX_RESOURCES
- wxCleanUpResourceSystem();
-#endif
+ wxAppBase::CleanUp();
+}
- wxDeleteStockObjects() ;
+wxApp::wxApp()
+{
+ // TODO: parse the command line
+ argc = 0;
+ argv = NULL;
- // Destroy all GDI lists, etc.
+ m_mainColormap = (WXColormap) NULL;
+ m_topLevelWidget = (WXWindow) NULL;
+ m_maxRequestSize = 0;
+ m_showIconic = FALSE;
+ m_initialSize = wxDefaultSize;
- wxDeleteStockLists();
+#if !wxUSE_NANOX
+ m_visualInfo = NULL;
+#endif
+}
- delete wxTheColourDatabase;
- wxTheColourDatabase = NULL;
+wxApp::~wxApp()
+{
+#if !wxUSE_NANOX
+ delete m_visualInfo;
+#endif
+}
- wxBitmap::CleanUpHandlers();
+#if !wxUSE_NANOX
+//-----------------------------------------------------------------------
+// X11 predicate function for exposure compression
+//-----------------------------------------------------------------------
- delete[] wxBuffer;
- wxBuffer = NULL;
+struct wxExposeInfo
+{
+ Window window;
+ Bool found_non_matching;
+};
- wxClassInfo::CleanUpClasses();
+static Bool expose_predicate (Display *display, XEvent *xevent, XPointer arg)
+{
+ wxExposeInfo *info = (wxExposeInfo*) arg;
- delete wxTheApp;
- wxTheApp = NULL;
+ if (info->found_non_matching)
+ return 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
- delete wxPendingEvents;
- delete wxPendingEventsLocker;
-#endif
+ if (xevent->xany.type != Expose)
+ {
+ info->found_non_matching = TRUE;
+ return FALSE;
+ }
-#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)
+ if (xevent->xexpose.window != info->window)
{
- wxLogDebug("There were memory leaks.\n");
- wxDebugContext::Dump();
- wxDebugContext::PrintStatistics();
+ info->found_non_matching = TRUE;
+ return FALSE;
}
-#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);
+ return TRUE;
}
+#endif
+ // wxUSE_NANOX
+
+//-----------------------------------------------------------------------
+// Processes an X event, returning TRUE if the event was processed.
+//-----------------------------------------------------------------------
-int wxEntry( int argc, char *argv[] )
+bool wxApp::ProcessXEvent(WXEvent* _event)
{
-#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();
+ XEvent* event = (XEvent*) _event;
+
+ wxWindow* win = NULL;
+ Window window = XEventGetWindow(event);
+#if 0
+ Window actualWindow = window;
#endif
- if (!wxApp::Initialize())
- return FALSE;
+ // 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)
+ win = wxGetWindowFromTable(window);
+ if (!win)
{
- if (!wxApp::GetInitializerFunction())
- {
- printf( "wxWindows error: No initializer - use IMPLEMENT_APP macro.\n" );
- return 0;
- };
+#if wxUSE_TWO_WINDOWS
+ win = wxGetClientWindowFromTable(window);
+ if (!win)
+#endif
+ return FALSE;
+ }
- wxTheApp = (wxApp*) (* wxApp::GetInitializerFunction()) ();
- };
+#ifdef __WXDEBUG__
+ wxString windowClass = win->GetClassInfo()->GetClassName();
+#endif
- if (!wxTheApp)
+ switch (event->type)
{
- printf( "wxWindows error: wxTheApp == NULL\n" );
- return 0;
- };
-
- wxTheApp->SetClassName(wxFileNameFromPath(argv[0]));
- wxTheApp->SetAppName(wxFileNameFromPath(argv[0]));
-
- wxTheApp->argc = argc;
- wxTheApp->argv = argv;
-
- // GUI-specific initialization, such as creating an app context.
- wxTheApp->OnInitGui();
+ 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
- // Here frames insert themselves automatically into wxTopLevelWindows by
- // getting created in OnInit().
+ // This simplifies the expose and clear areas to simple
+ // rectangles.
+ win->GetUpdateRegion() = win->GetUpdateRegion().GetBox();
+ win->GetClearRegion() = win->GetClearRegion().GetBox();
- int retValue = 0;
- if (wxTheApp->OnInit())
- {
- if (wxTheApp->Initialized()) retValue = wxTheApp->OnRun();
- }
+ // If we only have one X11 window, always indicate
+ // that borders might have to be redrawn.
+ if (win->GetMainWindow() == win->GetClientAreaWindow())
+ win->NeedUpdateNcAreaInIdle();
- // flush the logged messages if any
- wxLog *pLog = wxLog::GetActiveTarget();
- if ( pLog != NULL && pLog->HasPendingMessages() )
- pLog->Flush();
+ // Only erase background, paint in idle time.
+ win->SendEraseEvents();
- delete wxLog::SetActiveTarget(new wxLogStderr); // So dialog boxes aren't used
- // for further messages
+ // EXPERIMENT
+ //win->Update();
+ }
- if (wxTheApp->GetTopWindow())
- {
- delete wxTheApp->GetTopWindow();
- wxTheApp->SetTopWindow(NULL);
- }
+ return TRUE;
+ }
- wxTheApp->DeletePendingObjects();
+#if !wxUSE_NANOX
+ case GraphicsExpose:
+ {
+ wxLogTrace( _T("expose"), _T("GraphicsExpose from %s"), win->GetName().c_str());
- wxTheApp->OnExit();
+ win->GetUpdateRegion().Union( event->xgraphicsexpose.x, event->xgraphicsexpose.y,
+ event->xgraphicsexpose.width, event->xgraphicsexpose.height);
- wxApp::CleanUp();
+ win->GetClearRegion().Union( event->xgraphicsexpose.x, event->xgraphicsexpose.y,
+ event->xgraphicsexpose.width, event->xgraphicsexpose.height);
- return retValue;
-};
+ if (event->xgraphicsexpose.count == 0)
+ {
+ // Only erase background, paint in idle time.
+ win->SendEraseEvents();
+ // win->Update();
+ }
-// Static member initialization
-wxAppInitializerFunction wxAppBase::m_appInitFn = (wxAppInitializerFunction) NULL;
+ return TRUE;
+ }
+#endif
-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;
-}
+ case KeyPress:
+ {
+ if (!win->IsEnabled())
+ return FALSE;
-bool wxApp::Initialized()
-{
- if (GetTopWindow())
- return TRUE;
- else
- return FALSE;
-}
+ wxKeyEvent keyEvent(wxEVT_KEY_DOWN);
+ wxTranslateKeyEvent(keyEvent, win, window, event);
-int wxApp::MainLoop()
-{
- m_keepGoing = TRUE;
+ // wxLogDebug( "OnKey from %s", win->GetName().c_str() );
- /*
- * 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.
- */
+ // We didn't process wxEVT_KEY_DOWN, so send wxEVT_CHAR
+ if (win->GetEventHandler()->ProcessEvent( keyEvent ))
+ return TRUE;
- XSelectInput(wxGetDisplay(),
- XDefaultRootWindow(wxGetDisplay()),
- PropertyChangeMask);
+ keyEvent.SetEventType(wxEVT_CHAR);
+ // Do the translation again, retaining the ASCII
+ // code.
+ wxTranslateKeyEvent(keyEvent, win, window, event, TRUE);
+ if (win->GetEventHandler()->ProcessEvent( keyEvent ))
+ return TRUE;
- XEvent event;
+ 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 );
+ }
- // Use this flag to allow breaking the loop via wxApp::ExitMainLoop()
- while (m_keepGoing)
- {
- XNextEvent(wxGetDisplay(), & event);
+ return FALSE;
+ }
+ case KeyRelease:
+ {
+ if (!win->IsEnabled())
+ return FALSE;
- ProcessXEvent((WXEvent*) & event);
+ wxKeyEvent keyEvent(wxEVT_KEY_UP);
+ wxTranslateKeyEvent(keyEvent, win, window, event);
- if (XtPending(wxGetDisplay()) == 0)
+ return win->GetEventHandler()->ProcessEvent( keyEvent );
+ }
+ case ConfigureNotify:
{
- if (!ProcessIdle())
- {
-#if wxUSE_THREADS
- // leave the main loop to give other threads a chance to
- // perform their GUI work
- wxMutexGuiLeave();
- wxUsleep(20);
- wxMutexGuiEnter();
+#if wxUSE_NANOX
+ if (event->update.utype == GR_UPDATE_SIZE)
#endif
+ {
+ wxTopLevelWindow *tlw = wxDynamicCast(win, wxTopLevelWindow);
+ if ( tlw )
+ {
+ tlw->SetConfigureGeometry( XConfigureEventGetX(event), XConfigureEventGetY(event),
+ XConfigureEventGetWidth(event), XConfigureEventGetHeight(event) );
+ }
+
+ if ( tlw && tlw->IsShown() )
+ {
+ tlw->SetNeedResizeInIdle();
+ }
+ else
+ {
+ wxSizeEvent sizeEvent( wxSize(XConfigureEventGetWidth(event), XConfigureEventGetHeight(event)), win->GetId() );
+ sizeEvent.SetEventObject( win );
+
+ return win->GetEventHandler()->ProcessEvent( sizeEvent );
+ }
}
+ return FALSE;
}
+#if !wxUSE_NANOX
+ case PropertyNotify:
+ {
+ //wxLogDebug("PropertyNotify: %s", windowClass.c_str());
+ return HandlePropertyChange(_event);
+ }
+ case ClientMessage:
+ {
+ if (!win->IsEnabled())
+ return FALSE;
- }
-
- return 0;
-}
+ Atom wm_delete_window = XInternAtom(wxGlobalDisplay(), "WM_DELETE_WINDOW", True);
+ Atom wm_protocols = XInternAtom(wxGlobalDisplay(), "WM_PROTOCOLS", True);
-// Processes an X event.
-void wxApp::ProcessXEvent(WXEvent* _event)
-{
- XEvent* event = (XEvent*) _event;
-
- if (event->type == KeyPress)
- {
- if (CheckForAccelerator(_event))
+ 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:
{
- // Do nothing! We intercepted and processed the event as an
- // accelerator.
- return;
+ printf( "destroy from %s\n", win->GetName().c_str() );
+ break;
}
-#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))
+ case CreateNotify:
{
- // We intercepted and processed the key down event
- return;
+ printf( "create from %s\n", win->GetName().c_str() );
+ break;
}
-#endif
- else
+ case MapRequest:
{
- // TODO for X11 implementation -- the equivalent of XtDispatchEvent.
- // Presumably, we need to form the wxEvents and
- // and send them to the appropriate windows.
- // XtDispatchEvent(event);
- return;
+ printf( "map request from %s\n", win->GetName().c_str() );
+ break;
}
- }
- else if (event->type == KeyRelease)
- {
- // TODO: work out why we still need this ! -michael
- //
- if (CheckForKeyUp(_event))
+ case ResizeRequest:
{
- // We intercepted and processed the key up event
- return;
+ 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 );
}
- else
+#endif
+#endif
+#if wxUSE_NANOX
+ case GR_EVENT_TYPE_CLOSE_REQ:
{
- // TODO: The X equivalent of XtDispatchEvent
- // (see above)
- // XtDispatchEvent(event);
- return;
+ if (win)
+ {
+ win->Close(FALSE);
+ return TRUE;
+ }
+ return FALSE;
+ break;
}
- }
- else if (event->type == PropertyNotify)
- {
- HandlePropertyChange(_event);
- return;
- }
- else if (event->type == ResizeRequest)
- {
- /* Terry Gitnick <terryg@scientech.com> - 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.
- */
-
- Display *disp = wxGetDisplay();
- Window win = event->xany.window;
- XEvent report;
-
- // to avoid flicker
- report = * event;
- while( XCheckTypedWindowEvent (disp, win, ResizeRequest, &report));
-
- // TODO: when implementing refresh optimization, we can use
- // XtAddExposureToRegion to expand the window's paint region.
-
- // TODO: generate resize event
- // XtDispatchEvent(event);
- }
- else
- {
- // TODO: generate all other events
- // XtDispatchEvent(event);
- }
-}
-
-// Returns TRUE if more time is needed.
-bool wxApp::ProcessIdle()
-{
- wxIdleEvent event;
- event.SetEventObject(this);
- ProcessEvent(event);
+#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();
+ }
+ }
- return event.MoreRequested();
-}
+#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;
-void wxApp::ExitMainLoop()
-{
- m_keepGoing = FALSE;
-}
+ 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() );
-// Is a message/event pending?
-bool wxApp::Pending()
-{
- XFlush(wxGetDisplay());
+ wxFocusEvent focusEvent(wxEVT_KILL_FOCUS, win->GetId());
+ focusEvent.SetEventObject(win);
+ focusEvent.SetWindow( g_nextFocus );
+ g_nextFocus = NULL;
+ return win->GetEventHandler()->ProcessEvent(focusEvent);
+ }
+ return FALSE;
- return (XPending(wxGetDisplay()) > 0);
-}
+#ifdef __WXDEBUG__
+ default:
+ //wxString eventName = wxGetXEventName(XEvent& event);
+ //wxLogDebug(wxT("Event %s not handled"), eventName.c_str());
+ break;
+#endif // __WXDEBUG__
+ }
-// Dispatch a message.
-void wxApp::Dispatch()
-{
- XEvent event;
- XNextEvent(wxGetDisplay(), & event);
- ProcessXEvent((WXEvent*) & event);
+ 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 *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();
+ // TODO: use wxMotif implementation?
- // Send OnIdle events to all windows
- bool needMore = SendIdleEvents();
-
- if (needMore)
- event.RequestMore(TRUE);
-
- inOnIdle = FALSE;
-}
-
-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;
-
- wxWindowList::Node* node = wxTopLevelWindows.GetFirst();
- while (node)
- {
- wxWindow* win = node->GetData();
- if (SendIdleEvents(win))
- needMore = TRUE;
- node = node->GetNext();
- }
-
- return needMore;
-}
+ // 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);
-// Send idle event to window and all subwindows
-bool wxApp::SendIdleEvents(wxWindow* win)
-{
- bool needMore = FALSE;
+ if (!wxAppBase::OnInitGui())
+ return FALSE;
- wxIdleEvent event;
- event.SetEventObject(win);
- win->ProcessEvent(event);
+ GetMainColormap( wxApp::GetDisplay() );
- if (event.MoreRequested())
- needMore = TRUE;
+ m_maxRequestSize = XMaxRequestSize( (Display*) wxApp::GetDisplay() );
- wxNode* node = win->GetChildren().First();
- while (node)
- {
- wxWindow* win = (wxWindow*) node->Data();
- if (SendIdleEvents(win))
- needMore = TRUE;
+#if !wxUSE_NANOX
+ m_visualInfo = new wxXVisualInfo;
+ wxFillXVisualInfo( m_visualInfo, (Display*) wxApp::GetDisplay() );
+#endif
- node = node->Next();
- }
- return needMore ;
+ return TRUE;
}
-void wxApp::DeletePendingObjects()
-{
- wxNode *node = wxPendingDelete.First();
- while (node)
- {
- wxObject *obj = (wxObject *)node->Data();
+#if wxUSE_UNICODE
- delete obj;
+#include <pango/pango.h>
+#include <pango/pangox.h>
+#ifdef HAVE_PANGO_XFT
+ #include <pango/pangoxft.h>
+#endif
- if (wxPendingDelete.Member(obj))
- delete node;
+PangoContext* wxApp::GetPangoContext()
+{
+ static PangoContext *ret = NULL;
+ if (ret)
+ return ret;
- // Deleting one object may have deleted other pending
- // objects, so start from beginning of list again.
- node = wxPendingDelete.First();
- }
-}
+ Display *xdisplay = (Display*) wxApp::GetDisplay();
-// 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);
+#ifdef HAVE_PANGO_XFT
+ int xscreen = DefaultScreen(xdisplay);
+ static int use_xft = -1;
+ if (use_xft == -1)
+ {
+ wxString val = wxGetenv( L"GDK_USE_XFT" );
+ use_xft = (val == L"1");
}
-#ifdef __WXDEBUG__
- // install the X error handler
- gs_pfnXErrorHandler = XSetErrorHandler(wxXErrorHandler);
-#endif // __WXDEBUG__
-
- // Do we need to create the top-level window initially?
-#if 0
- wxTheApp->m_topLevelWidget = (WXWidget) XtAppCreateShell((String)NULL, (const char*) wxTheApp->GetClassName(),
- applicationShellWidgetClass,dpy,
- NULL,0) ;
+ if (use_xft)
+ ret = pango_xft_get_context( xdisplay, xscreen );
+ else
#endif
+ ret = pango_x_get_context( xdisplay );
- GetMainColormap(dpy);
- m_maxRequestSize = XMaxRequestSize((Display*) dpy);
+ if (!PANGO_IS_CONTEXT(ret))
+ wxLogError( wxT("No pango context.") );
- return TRUE;
+ return ret;
}
+#endif
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(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)
+void wxApp::Exit()
{
- 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);
+ wxApp::CleanUp();
- // 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;
+ wxAppConsole::Exit();
}
-bool wxApp::CheckForKeyDown(WXEvent* event)
-{
- XEvent* xEvent = (XEvent*) event;
- if (xEvent->xany.type == KeyPress)
- {
- 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_KEY_DOWN);
- wxTranslateKeyEvent(keyEvent, win, (Window) 0, xEvent);
-
- return win->ProcessEvent( keyEvent );
- }
-
- return FALSE;
-}
+// Yield to other processes
-bool wxApp::CheckForKeyUp(WXEvent* event)
+bool wxApp::Yield(bool onlyIfNeeded)
{
- XEvent* xEvent = (XEvent*) event;
- if (xEvent->xany.type == KeyRelease)
+ // Sometimes only 2 yields seem
+ // to do the trick, e.g. in the
+ // progress dialog
+ int i;
+ for (i = 0; i < 2; i++)
{
- 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)
+ static bool s_inYield = FALSE;
+
+ if ( s_inYield )
+ {
+ if ( !onlyIfNeeded )
+ {
+ wxFAIL_MSG( wxT("wxYield called recursively" ) );
+ }
+
return FALSE;
-
- wxKeyEvent keyEvent(wxEVT_KEY_UP);
- wxTranslateKeyEvent(keyEvent, win, (Window) 0, xEvent);
-
- return win->ProcessEvent( keyEvent );
- }
+ }
- return FALSE;
-}
+ s_inYield = TRUE;
-void wxExit()
-{
- int retValue = 0;
- if (wxTheApp)
- retValue = wxTheApp->OnExit();
+ // 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);
+ }
- wxApp::CleanUp();
- /*
- * Exit in some platform-specific way. Not recommended that the app calls this:
- * only for emergencies.
- */
- exit(retValue);
-}
+ // Call dispatch at least once so that sockets
+ // can be tested
+ wxTheApp->Dispatch();
-// Yield to other processes
+ while (wxTheApp && wxTheApp->Pending())
+ wxTheApp->Dispatch();
-bool wxApp::Yield(bool onlyIfNeeded)
-{
- bool s_inYield = FALSE;
+#if wxUSE_TIMER
+ wxTimer::NotifyTimers();
+#endif
+ ProcessIdle();
- if ( s_inYield )
- {
- if ( !onlyIfNeeded )
+ if (newEventLoop)
{
- wxFAIL_MSG( wxT("wxYield called recursively" ) );
+ wxEventLoop::SetActive(NULL);
+ delete newEventLoop;
}
- return FALSE;
+ s_inYield = FALSE;
}
- s_inYield = TRUE;
-
- 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
+#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__
-#if 0
-extern "C" XtAppContext wxGetAppContext()
-{
- return (XtAppContext)wxTheApp->GetAppContext();
-}
-#endif
\ No newline at end of file
projects / wxWidgets.git / blobdiff