-void wxCanvasRepaintProc (Widget drawingArea, XtPointer clientData,
- XmDrawingAreaCallbackStruct * cbs)
-{
- if (!wxWidgetHashTable->Get ((long) (Widget) drawingArea))
- return;
-
- XEvent * event = cbs->event;
- wxWindow * canvas = (wxWindow *) clientData;
- Display * display = (Display *) canvas->GetXDisplay();
- // GC gc = (GC) canvas->GetDC()->gc;
-
- switch (event->type)
- {
- case Expose:
- {
- /* TODO
- wxCanvasDC* canvasDC = canvas->GetDC();
- if (canvasDC)
- {
- if (canvasDC->onpaint_reg)
- XDestroyRegion(canvasDC->onpaint_reg);
- canvasDC->onpaint_reg = XCreateRegion();
-
- }
- */
-
- int n = canvas->m_updateRects.Number();
- XRectangle* xrects = new XRectangle[n];
- int i;
- for (i = 0; i < canvas->m_updateRects.Number(); i++)
- {
- wxRect* rect = (wxRect*) canvas->m_updateRects.Nth(i)->Data();
- xrects[i].x = rect->x;
- xrects[i].y = rect->y;
- xrects[i].width = rect->width;
- xrects[i].height = rect->height;
- /* TODO (?) Actually ignore it I think.
- if (canvasDC)
- XUnionRectWithRegion(&(xrects[i]), canvasDC->onpaint_reg,
- canvasDC->onpaint_reg);
- */
- }
- /* TODO must clip the area being repainted. So we need a gc.
- * Alternatively, wxPaintDC must do the clipping
- * when it's created.
- XSetClipRectangles(display, gc, 0, 0, xrects, n, Unsorted);
- */
-
- canvas->DoPaint() ; // xrects, n);
- delete[] xrects;
-
- canvas->m_updateRects.Clear();
-
- /*
- if (canvasDC)
- {
- XDestroyRegion(canvasDC->onpaint_reg);
- canvasDC->onpaint_reg = NULL;
- }
-
- XGCValues gc_val;
- gc_val.clip_mask = None;
- XChangeGC(display, gc, GCClipMask, &gc_val);
- */
-
- break;
- }
- default:
- {
- cout << "\n\nNew Event ! is = " << event -> type << "\n";
- break;
- }
- }
-}
-
-// Unable to deal with Enter/Leave without a separate EventHandler (Motif 1.1.4)
-void
-wxCanvasEnterLeave (Widget drawingArea, XtPointer clientData, XCrossingEvent * event)
-{
- XmDrawingAreaCallbackStruct cbs;
- XEvent ev;
-
- //if (event->mode!=NotifyNormal)
- // return ;
-
-// ev = *((XEvent *) event); // Causes Purify error (copying too many bytes)
- ((XCrossingEvent &) ev) = *event;
-
- cbs.reason = XmCR_INPUT;
- cbs.event = &ev;
-
- wxCanvasInputEvent (drawingArea, (XtPointer) NULL, &cbs);
-}
-
-// Fix to make it work under Motif 1.0 (!)
-void wxCanvasMotionEvent (Widget drawingArea, XButtonEvent * event)
-{
-#if XmVersion<=1000
-
- XmDrawingAreaCallbackStruct cbs;
- XEvent ev;
-
- //ev.xbutton = *event;
- ev = *((XEvent *) event);
- cbs.reason = XmCR_INPUT;
- cbs.event = &ev;
-
- wxCanvasInputEvent (drawingArea, (XtPointer) NULL, &cbs);
-#endif
-}
-
-void wxCanvasInputEvent (Widget drawingArea, XtPointer data, XmDrawingAreaCallbackStruct * cbs)
-{
- wxWindow *canvas = (wxWindow *) wxWidgetHashTable->Get ((long) (Widget) drawingArea);
- XEvent local_event;
-
- if (canvas==NULL)
- return ;
-
- if (cbs->reason != XmCR_INPUT)
- return;
-
- local_event = *(cbs->event); // We must keep a copy!
-
- switch (local_event.xany.type)
- {
- case EnterNotify:
- case LeaveNotify:
- case ButtonPress:
- case ButtonRelease:
- case MotionNotify:
- {
- wxEventType eventType = wxEVT_NULL;
-
- if (local_event.xany.type == EnterNotify)
- {
- //if (local_event.xcrossing.mode!=NotifyNormal)
- // return ; // Ignore grab events
- eventType = wxEVT_ENTER_WINDOW;
-// canvas->GetEventHandler()->OnSetFocus();
- }
- else if (local_event.xany.type == LeaveNotify)
- {
- //if (local_event.xcrossing.mode!=NotifyNormal)
- // return ; // Ignore grab events
- eventType = wxEVT_LEAVE_WINDOW;
-// canvas->GetEventHandler()->OnKillFocus();
- }
- else if (local_event.xany.type == MotionNotify)
- {
- eventType = wxEVT_MOTION;
- if (local_event.xmotion.is_hint == NotifyHint)
- {
- Window root, child;
- Display *dpy = XtDisplay (drawingArea);
-
- XQueryPointer (dpy, XtWindow (drawingArea),
- &root, &child,
- &local_event.xmotion.x_root,
- &local_event.xmotion.y_root,
- &local_event.xmotion.x,
- &local_event.xmotion.y,
- &local_event.xmotion.state);
- }
- else
- {
- }
- }
-
- else if (local_event.xany.type == ButtonPress)
- {
- if (local_event.xbutton.button == Button1)
- {
- eventType = wxEVT_LEFT_DOWN;
- canvas->m_button1Pressed = TRUE;
- }
- else if (local_event.xbutton.button == Button2)
- {
- eventType = wxEVT_MIDDLE_DOWN;
- canvas->m_button2Pressed = TRUE;
- }
- else if (local_event.xbutton.button == Button3)
- {
- eventType = wxEVT_RIGHT_DOWN;
- canvas->m_button3Pressed = TRUE;
- }
- }
- else if (local_event.xany.type == ButtonRelease)
- {
- if (local_event.xbutton.button == Button1)
- {
- eventType = wxEVT_LEFT_UP;
- canvas->m_button1Pressed = FALSE;
- }
- else if (local_event.xbutton.button == Button2)
- {
- eventType = wxEVT_MIDDLE_UP;
- canvas->m_button2Pressed = FALSE;
- }
- else if (local_event.xbutton.button == Button3)
- {
- eventType = wxEVT_RIGHT_UP;
- canvas->m_button3Pressed = FALSE;
- }
- }
-
- wxMouseEvent wxevent (eventType);
- wxevent.m_eventHandle = (char *) &local_event;
-
- wxevent.m_leftDown = ((eventType == wxEVT_LEFT_DOWN)
- || (event_left_is_down (&local_event)
- && (eventType != wxEVT_LEFT_UP)));
- wxevent.m_middleDown = ((eventType == wxEVT_MIDDLE_DOWN)
- || (event_middle_is_down (&local_event)
- && (eventType != wxEVT_MIDDLE_UP)));
- wxevent.m_rightDown = ((eventType == wxEVT_RIGHT_DOWN)
- || (event_right_is_down (&local_event)
- && (eventType != wxEVT_RIGHT_UP)));
-
- wxevent.m_shiftDown = local_event.xbutton.state & ShiftMask;
- wxevent.m_controlDown = local_event.xbutton.state & ControlMask;
- wxevent.m_altDown = local_event.xbutton.state & Mod3Mask;
- wxevent.m_metaDown = local_event.xbutton.state & Mod1Mask;
- wxevent.SetTimestamp(local_event.xbutton.time);
-
- // Now check if we need to translate this event into a double click
- if (TRUE) // canvas->doubleClickAllowed)
- {
- if (wxevent.ButtonDown())
- {
- long dclickTime = XtGetMultiClickTime((Display*) wxGetDisplay()) ;
-
- // get button and time-stamp
- int button = 0;
- if (wxevent.LeftDown()) button = 1;
- else if (wxevent.MiddleDown()) button = 2;
- else if (wxevent.RightDown()) button = 3;
- long ts = wxevent.GetTimestamp();
- // check, if single or double click
- if (canvas->m_lastButton && canvas->m_lastButton==button && (ts - canvas->m_lastTS) < dclickTime)
- {
- // I have a dclick
- canvas->m_lastButton = 0;
- switch ( eventType )
- {
- case wxEVT_LEFT_DOWN:
- wxevent.SetEventType(wxEVT_LEFT_DCLICK);
- break;
- case wxEVT_MIDDLE_DOWN:
- wxevent.SetEventType(wxEVT_MIDDLE_DCLICK);
- break;
- case wxEVT_RIGHT_DOWN:
- wxevent.SetEventType(wxEVT_RIGHT_DCLICK);
- break;
-
- default :
- break;
- }
-
- }
- else
- {
- // not fast enough or different button
- canvas->m_lastTS = ts;
- canvas->m_lastButton = button;
- }
- }
- }
-
- wxevent.SetId(canvas->GetId());
- wxevent.SetEventObject(canvas);
- wxevent.m_x = local_event.xbutton.x;
- wxevent.m_y = local_event.xbutton.y;
- canvas->GetEventHandler()->ProcessEvent (wxevent);
- /*
- if (eventType == wxEVT_ENTER_WINDOW ||
- eventType == wxEVT_LEAVE_WINDOW ||
- eventType == wxEVT_MOTION
- )
- return;
- */
- break;
- }
- case KeyPress:
- {
- KeySym keySym;
-// XComposeStatus compose;
-// (void) XLookupString ((XKeyEvent *) & local_event, wxBuffer, 20, &keySym, &compose);
- (void) XLookupString ((XKeyEvent *) & local_event, wxBuffer, 20, &keySym, NULL);
- int id = wxCharCodeXToWX (keySym);
-
- wxKeyEvent event (wxEVT_CHAR);
-
- if (local_event.xkey.state & ShiftMask)
- event.m_shiftDown = TRUE;
- if (local_event.xkey.state & ControlMask)
- event.m_controlDown = TRUE;
- if (local_event.xkey.state & Mod3Mask)
- event.m_altDown = TRUE;
- if (local_event.xkey.state & Mod1Mask)
- event.m_metaDown = TRUE;
- event.SetEventObject(canvas);
- event.m_keyCode = id;
- event.SetTimestamp(local_event.xkey.time);
-
- if (id > -1)
- {
- // Implement wxFrame::OnCharHook by checking ancestor.
- wxWindow *parent = canvas->GetParent();
- while (parent && !parent->IsKindOf(CLASSINFO(wxFrame)))
- parent = parent->GetParent();
-
- if (parent)
- {
- event.SetEventType(wxEVT_CHAR_HOOK);
- if (parent->GetEventHandler()->ProcessEvent(event))
- return;
- event.SetEventType(wxEVT_CHAR);
- }
-
- canvas->GetEventHandler()->ProcessEvent (event);
- }
- break;
- }
- case FocusIn:
- {
- if (local_event.xfocus.detail != NotifyPointer)
- {
- wxFocusEvent event(wxEVT_SET_FOCUS, canvas->GetId());
- event.SetEventObject(canvas);
- canvas->GetEventHandler()->ProcessEvent(event);
- }
- break;
- }
- case FocusOut:
- {
- if (local_event.xfocus.detail != NotifyPointer)
- {
- wxFocusEvent event(wxEVT_KILL_FOCUS, canvas->GetId());
- event.SetEventObject(canvas);
- canvas->GetEventHandler()->ProcessEvent(event);
- }
- break;
- }
- default:
- break;
- }
-}
-
-void wxWindow::DoPaint()
-{
- //TODO : make a temporary gc so we can do the XCopyArea below
- if (0) // m_backingPixmap)
- {
- /*
- Widget drawingArea = (Widget) m_drawingArea;
- // int orig = GetDC()->GetLogicalFunction();
- // GetDC()->SetLogicalFunction (wxCOPY);
-
- // TODO: it may not be necessary to store m_pixmapOffsetX/Y; we
- // should be able to calculate them.
- XCopyArea (XtDisplay (drawingArea), m_backingPixmap, XtWindow (drawingArea), GetDC ()->gc,
- m_pixmapOffsetX, m_pixmapOffsetY,
- m_pixmapWidth, m_pixmapHeight,
- 0, 0);
-
- // GetDC()->SetLogicalFunction (orig);
- */
- }
- else
- {
- wxPaintEvent event(GetId());
- event.SetEventObject(this);
- GetEventHandler()->ProcessEvent(event);
- }
-}
-
-// SetSize, but as per old wxCanvas (with drawing widget etc.)
-void wxWindow::CanvasSetSize (int x, int y, int w, int h, int sizeFlags)
projects / wxWidgets.git / blobdiff