void sendSelection() {
Event event = new Event();
int hitPart = ((NSScroller) view).hitPart();
int value = getSelection();
switch (hitPart) {
case OS.NSScrollerDecrementLine:
event.detail = SWT.ARROW_UP;
value -= increment;
break;
case OS.NSScrollerDecrementPage:
value -= pageIncrement;
event.detail = SWT.PAGE_UP;
break;
case OS.NSScrollerIncrementLine:
value += increment;
event.detail = SWT.PAGE_DOWN;
break;
case OS.NSScrollerIncrementPage:
value += pageIncrement;
event.detail = SWT.ARROW_DOWN;
break;
case OS.NSScrollerKnob:
event.detail = SWT.DRAG;
break;
}
if (event.detail != SWT.DRAG) {
setSelection(value);
}
sendEvent(SWT.Selection, event);
}
long /*int*/ gtk_clicked(long /*int*/ widget) {
Event event = new Event();
if ((style & SWT.DROP_DOWN) != 0) {
long /*int*/ eventPtr = OS.gtk_get_current_event();
if (eventPtr != 0) {
GdkEvent gdkEvent = new GdkEvent();
OS.memmove(gdkEvent, eventPtr, GdkEvent.sizeof);
long /*int*/ topHandle = topHandle();
switch (gdkEvent.type) {
case OS.GDK_KEY_RELEASE: // Fall Through..
case OS.GDK_BUTTON_PRESS:
case OS.GDK_2BUTTON_PRESS:
case OS.GDK_BUTTON_RELEASE:
{
boolean isArrow = false;
if (OS.GTK_VERSION < OS.VERSION(2, 6, 0)) {
double[] x_win = new double[1];
double[] y_win = new double[1];
OS.gdk_event_get_coords(eventPtr, x_win, y_win);
int x = OS.GTK_WIDGET_X(arrowHandle) - OS.GTK_WIDGET_X(handle);
int width = OS.GTK_WIDGET_WIDTH(arrowHandle);
if ((((parent.style & SWT.RIGHT_TO_LEFT) == 0) && x <= (int) x_win[0])
|| (((parent.style & SWT.RIGHT_TO_LEFT) != 0) && (int) x_win[0] <= x + width)) {
isArrow = true;
}
} else if (widget == arrowHandle) {
isArrow = true;
topHandle = widget;
/*
* Feature in GTK. ArrowButton stays in toggled state if there is no popup menu.
* It is required to set back the state of arrow to normal state after it is clicked.
*/
OS.g_signal_handlers_block_matched(
widget, OS.G_SIGNAL_MATCH_DATA, 0, 0, 0, 0, CLICKED);
OS.gtk_toggle_button_set_active(widget, false);
OS.g_signal_handlers_unblock_matched(
widget, OS.G_SIGNAL_MATCH_DATA, 0, 0, 0, 0, CLICKED);
}
if (isArrow) {
event.detail = SWT.ARROW;
event.x = OS.GTK_WIDGET_X(topHandle);
if ((parent.style & SWT.MIRRORED) != 0)
event.x = parent.getClientWidth() - OS.GTK_WIDGET_WIDTH(topHandle) - event.x;
event.y = OS.GTK_WIDGET_Y(topHandle) + OS.GTK_WIDGET_HEIGHT(topHandle);
}
break;
}
}
OS.gdk_event_free(eventPtr);
}
}
if ((style & SWT.RADIO) != 0) {
if ((parent.getStyle() & SWT.NO_RADIO_GROUP) == 0) {
selectRadio();
}
}
sendSelectionEvent(SWT.Selection, event, false);
return 0;
}
int XPointerMotion(int w, int client_data, int call_data, int continue_to_dispatch) {
int result = super.XPointerMotion(w, client_data, call_data, continue_to_dispatch);
if (result != 0) return result;
XMotionEvent xEvent = new XMotionEvent();
OS.memmove(xEvent, call_data, XMotionEvent.sizeof);
if (!dragging || (xEvent.state & OS.Button1Mask) == 0) return result;
short[] x_root = new short[1], y_root = new short[1];
OS.XtTranslateCoords(handle, (short) 0, (short) 0, x_root, y_root);
int eventX = xEvent.x_root - x_root[0], eventY = xEvent.y_root - y_root[0];
int[] argList1 = {
OS.XmNx, 0, OS.XmNy, 0, OS.XmNwidth, 0, OS.XmNheight, 0, OS.XmNborderWidth, 0
};
OS.XtGetValues(handle, argList1, argList1.length / 2);
int border = argList1[9],
x = ((short) argList1[1]) - border,
y = ((short) argList1[3]) - border;
int width = argList1[5] + (border * 2), height = argList1[7] + (border * 2);
int[] argList2 = {OS.XmNwidth, 0, OS.XmNheight, 0, OS.XmNborderWidth, 0};
OS.XtGetValues(parent.handle, argList2, argList2.length / 2);
int parentBorder = argList2[5];
int parentWidth = argList2[1] + (parentBorder * 2);
int parentHeight = argList2[3] + (parentBorder * 2);
int newX = lastX, newY = lastY;
if ((style & SWT.VERTICAL) != 0) {
newX = Math.min(Math.max(0, eventX + x - startX - parentBorder), parentWidth - width);
} else {
newY = Math.min(Math.max(0, eventY + y - startY - parentBorder), parentHeight - height);
}
if (newX == lastX && newY == lastY) return result;
drawBand(lastX, lastY, width, height);
Event event = new Event();
event.time = xEvent.time;
event.x = newX;
event.y = newY;
event.width = width;
event.height = height;
if ((style & SWT.SMOOTH) == 0) {
event.detail = SWT.DRAG;
}
sendEvent(SWT.Selection, event);
if (isDisposed()) return result;
if (event.doit) {
lastX = event.x;
lastY = event.y;
}
parent.update(true);
drawBand(lastX, lastY, width, height);
if ((style & SWT.SMOOTH) != 0) {
setBounds(lastX, lastY, width, height);
// widget could be disposed at this point
}
return result;
}
void click(boolean dropDown, int state) {
if ((style & SWT.RADIO) != 0) {
selectRadio();
} else {
if ((style & SWT.CHECK) != 0) setSelection(!set);
}
Event event = new Event();
if ((style & SWT.DROP_DOWN) != 0) {
if (dropDown) {
event.detail = SWT.ARROW;
int[] argList = {OS.XmNx, 0, OS.XmNy, 0, OS.XmNheight, 0};
OS.XtGetValues(handle, argList, argList.length / 2);
event.x = (short) argList[1];
event.y = (short) argList[3] + (short) argList[5];
}
}
if (state != 0) setInputState(event, state);
postEvent(SWT.Selection, event);
}
void HandleClick(int sender, int e) {
if (!checkEvent(e)) return;
if (ignoreSelection) return;
Event event = new Event();
if ((style & SWT.DROP_DOWN) != 0) {
int mousePos = OS.Mouse_GetPosition(handle);
int zero = OS.gcnew_Point(0, OS.FrameworkElement_ActualHeight(topHandle()));
int arrowPos = OS.UIElement_TranslatePoint(arrowHandle, zero, handle);
if (OS.Point_X(mousePos) > OS.Point_X(arrowPos)) {
event.detail = SWT.ARROW;
int location = OS.UIElement_TranslatePoint(handle, zero, parent.handle);
event.x = (int) OS.Point_X(location);
event.y = (int) OS.Point_Y(location);
OS.GCHandle_Free(location);
}
OS.GCHandle_Free(arrowPos);
OS.GCHandle_Free(zero);
OS.GCHandle_Free(mousePos);
}
postEvent(SWT.Selection, event);
}
int XButtonPress(int w, int client_data, int call_data, int continue_to_dispatch) {
int result = super.XButtonPress(w, client_data, call_data, continue_to_dispatch);
if (result != 0) return result;
XButtonEvent xEvent = new XButtonEvent();
OS.memmove(xEvent, call_data, XButtonEvent.sizeof);
if (xEvent.button != 1) return result;
short[] x_root = new short[1], y_root = new short[1];
OS.XtTranslateCoords(handle, (short) 0, (short) 0, x_root, y_root);
startX = xEvent.x_root - x_root[0];
startY = xEvent.y_root - y_root[0];
int[] argList = {OS.XmNx, 0, OS.XmNy, 0, OS.XmNwidth, 0, OS.XmNheight, 0, OS.XmNborderWidth, 0};
OS.XtGetValues(handle, argList, argList.length / 2);
int border = argList[9], width = argList[5] + (border * 2), height = argList[7] + (border * 2);
lastX = ((short) argList[1]) - border;
lastY = ((short) argList[3]) - border;
Event event = new Event();
event.time = xEvent.time;
event.x = lastX;
event.y = lastY;
event.width = width;
event.height = height;
if ((style & SWT.SMOOTH) == 0) {
event.detail = SWT.DRAG;
}
sendEvent(SWT.Selection, event);
if (isDisposed()) return result;
if (event.doit) {
dragging = true;
lastX = event.x;
lastY = event.y;
parent.update(true);
drawBand(event.x, event.y, width, height);
if ((style & SWT.SMOOTH) != 0) {
setBounds(event.x, event.y, width, height);
// widget could be disposed at this point
}
}
return result;
}
