void updateCursor(Control c, int dir) {
if (!(c instanceof Sash)) {
Cursor cursor = null;
switch (dir) {
case VERTICAL:
if (fAncestorVisible) {
if (fVSashCursor == null) fVSashCursor = new Cursor(c.getDisplay(), SWT.CURSOR_SIZENS);
cursor = fVSashCursor;
} else {
if (fNormalCursor == null) fNormalCursor = new Cursor(c.getDisplay(), SWT.CURSOR_ARROW);
cursor = fNormalCursor;
}
break;
case HORIZONTAL:
if (fHSashCursor == null) fHSashCursor = new Cursor(c.getDisplay(), SWT.CURSOR_SIZEWE);
cursor = fHSashCursor;
break;
case VERTICAL + HORIZONTAL:
if (fAncestorVisible) {
if (fHVSashCursor == null)
fHVSashCursor = new Cursor(c.getDisplay(), SWT.CURSOR_SIZEALL);
cursor = fHVSashCursor;
} else {
if (fHSashCursor == null) fHSashCursor = new Cursor(c.getDisplay(), SWT.CURSOR_SIZEWE);
cursor = fHSashCursor;
}
break;
}
if (cursor != null) c.setCursor(cursor);
}
}
public MoveTracker(Control control) {
this.control = control;
cursor = new Cursor(control.getDisplay(), SWT.CURSOR_SIZEALL);
control.setCursor(cursor);
control.addListener(SWT.MouseDown, this);
control.addListener(SWT.Dispose, this);
}
private void restoreCursor() {
if (m_pushedCursor != null) {
Control ctrl = getCurrentViewer().getControl();
ctrl.setCursor(m_pushedCursor);
m_pushedCursor = null;
}
}
private void updateCursor(final String selection) {
Cursor cursor = null;
Class swtClass = SWT.class;
if (selection != null) {
try {
Field field = swtClass.getField(selection);
int cursorStyle = field.getInt(swtClass);
cursor = Display.getCurrent().getSystemCursor(cursorStyle);
} catch (Exception e) {
e.printStackTrace();
}
}
Iterator iter = controls.iterator();
while (iter.hasNext()) {
Control control = (Control) iter.next();
control.setCursor(cursor);
}
}
private void setCursor(int i_cursorId) {
// save current cursor
Control ctrl = getCurrentViewer().getControl();
while (ctrl != null) {
if (ctrl.getCursor() != null) {
m_pushedCursor = ctrl.getCursor();
break;
}
ctrl = ctrl.getParent();
}
m_pushedCursor = getCurrentViewer().getControl().getDisplay().getSystemCursor(SWT.CURSOR_ARROW);
// hide cursor and save position
ctrl = getCurrentViewer().getControl();
Display display = ctrl.getDisplay();
Cursor cursor = display.getSystemCursor(i_cursorId);
ctrl.setCursor(cursor);
}
/**
* Applies a cursor to the specified SWT control. If no cursor is found for the specified id, no
* cursor is applied.
*
* @param control the SWT control
* @param cursorId the cursor id
*/
public static void applyCursor(Control control, String cursorId) {
Cursor cursor = getCursor(cursorId);
// a null value sets the cursor back to the system default
control.setCursor(cursor);
}