+static void wxCanvasInputEvent(Widget drawingArea,
+ XtPointer WXUNUSED(data),
+ XmDrawingAreaCallbackStruct * cbs)
+{
+ wxWindow *canvas = wxGetWindowFromTable(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:
+ {
+ // FIXME: most of this mouse event code is more or less
+ // duplicated in wxTranslateMouseEvent
+ //
+ 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.xcrossingr.mode!=NotifyNormal)
+ // return ; // Ignore grab events
+ eventType = wxEVT_LEAVE_WINDOW;
+ // canvas->GetEventHandler()->OnKillFocus();
+ }
+ else if (local_event.xany.type == MotionNotify)
+ {
+ eventType = wxEVT_MOTION;
+ }
+
+ else if (local_event.xany.type == ButtonPress)
+ {
+ if (local_event.xbutton.button == Button1)
+ {
+ eventType = wxEVT_LEFT_DOWN;
+ canvas->SetButton1(TRUE);
+ }
+ else if (local_event.xbutton.button == Button2)
+ {
+ eventType = wxEVT_MIDDLE_DOWN;
+ canvas->SetButton2(TRUE);
+ }
+ else if (local_event.xbutton.button == Button3)
+ {
+ eventType = wxEVT_RIGHT_DOWN;
+ canvas->SetButton3(TRUE);
+ }
+ }
+ else if (local_event.xany.type == ButtonRelease)
+ {
+ if (local_event.xbutton.button == Button1)
+ {
+ eventType = wxEVT_LEFT_UP;
+ canvas->SetButton1(FALSE);
+ }
+ else if (local_event.xbutton.button == Button2)
+ {
+ eventType = wxEVT_MIDDLE_UP;
+ canvas->SetButton2(FALSE);
+ }
+ else if (local_event.xbutton.button == Button3)
+ {
+ eventType = wxEVT_RIGHT_UP;
+ canvas->SetButton3(FALSE);
+ }
+ }
+
+ wxMouseEvent wxevent (eventType);
+
+ 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);
+
+ if ( 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
+ {
+ }
+ }
+
+ // 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
+ int buttonLast = canvas->GetLastClickedButton();
+ long lastTS = canvas->GetLastClickTime();
+ if ( buttonLast && buttonLast == button && (ts - lastTS) < dclickTime )
+ {
+ // I have a dclick
+ canvas->SetLastClick(0, ts);
+
+ wxEventType typeDouble;
+ if ( eventType == wxEVT_LEFT_DOWN )
+ typeDouble = wxEVT_LEFT_DCLICK;
+ else if ( eventType == wxEVT_MIDDLE_DOWN )
+ typeDouble = wxEVT_MIDDLE_DCLICK;
+ else if ( eventType == wxEVT_RIGHT_DOWN )
+ typeDouble = wxEVT_RIGHT_DCLICK;
+ else
+ typeDouble = wxEVT_NULL;
+
+ if ( typeDouble != wxEVT_NULL )
+ {
+ wxevent.SetEventType(typeDouble);
+ }
+ }
+ else
+ {
+ // not fast enough or different button
+ canvas->SetLastClick(button, ts);
+ }
+ }
+ }
+
+ 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 0
+ if (eventType == wxEVT_ENTER_WINDOW ||
+ eventType == wxEVT_LEAVE_WINDOW ||
+ eventType == wxEVT_MOTION
+ )
+ return;
+#endif // 0
+ break;
+ }
+ case KeyPress:
+ {
+ KeySym keySym;
+#if 0
+ XComposeStatus compose;
+ (void) XLookupString ((XKeyEvent *) & local_event, wxBuffer, 20, &keySym, &compose);
+#endif // 0
+
+ (void) XLookupString ((XKeyEvent *) & local_event, wxBuffer, 20, &keySym, NULL);
+ int id = wxCharCodeXToWX (keySym);
+
+ wxEventType eventType = wxEVT_CHAR;
+
+ wxKeyEvent event (eventType);
+
+ 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;
+ }
+
+ // For simplicity, OnKeyDown is the same as OnChar
+ // TODO: filter modifier key presses from OnChar
+ event.SetEventType(wxEVT_KEY_DOWN);
+
+ // Only process OnChar if OnKeyDown didn't swallow it
+ if (!canvas->GetEventHandler()->ProcessEvent (event))
+ {
+ event.SetEventType(wxEVT_CHAR);
+ canvas->GetEventHandler()->ProcessEvent (event);
+ }
+ }
+ break;
+ }
+ case KeyRelease:
+ {
+ KeySym keySym;
+ (void) XLookupString ((XKeyEvent *) & local_event, wxBuffer, 20, &keySym, NULL);
+ int id = wxCharCodeXToWX (keySym);
+
+ wxKeyEvent event (wxEVT_KEY_UP);
+
+ 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)
+ {
+ 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;
+ }
projects / wxWidgets.git / blobdiff