Java Shell.getLocation方法代碼示例

import org.eclipse.swt.widgets.Shell; //導入方法依賴的package包/類
public static void setCenterinParent(Shell parentshell, Shell shell) {
	int screenH = Toolkit.getDefaultToolkit().getScreenSize().height;
	int screenW = Toolkit.getDefaultToolkit().getScreenSize().width;
	int shellH = shell.getBounds().height;
	int shellW = shell.getBounds().width;
	// 如果窗口大小超過屏幕大小，調整為屏幕大小
	if (shellH > screenH) {
		shellH = screenH;
	}
	if (shellW > screenW) {
		shellW = screenW;
	}
	int targetx = parentshell.getLocation().x + parentshell.getBounds().width / 2 - shell.getBounds().width / 2;
	int targety = parentshell.getLocation().y + parentshell.getBounds().height / 2 - shell.getBounds().height / 2;
	if (targetx + shellW > screenW) {
		targetx = screenW - shellW;
	}
	if (targety + shellH > screenH) {
		targety = screenH - shellH;
	}
	shell.setLocation(targetx, targety);
}
 

import org.eclipse.swt.widgets.Shell; //導入方法依賴的package包/類
/**
 * Center the child shell within the parent shell window.
 */
public static void center(Shell parent, Shell child) {
	int x = parent.getLocation().x + 
		(parent.getSize().x - child.getSize().x) / 2;
	int y = parent.getLocation().y +
		(parent.getSize().y - child.getSize().y) / 2;
	if (x < 0) x = 0;
	if (y < 0) y = 0;
	child.setLocation(x,y);
}
 

import org.eclipse.swt.widgets.Shell; //導入方法依賴的package包/類
/**
 * Saves the bounds of the shell in the appropriate dialog settings. The
 * bounds are recorded relative to the parent shell, if there is one, or
 * display coordinates if there is no parent shell. Subclasses typically
 * need not override this method, but may extend it (calling
 * <code>super.saveDialogBounds</code> if additional bounds information
 * should be stored. Clients may also call this method to persist the bounds
 * at times other than closing the dialog.
 * 
 * @param shell
 *            The shell whose bounds are to be stored
 */
protected void saveDialogBounds(Shell shell) {
	IDialogSettings settings = getDialogSettings();
	if (settings != null) {
		Point shellLocation = shell.getLocation();
		Point shellSize = shell.getSize();
		Shell parent = getParentShell();
		if (parent != null) {
			Point parentLocation = parent.getLocation();
			shellLocation.x -= parentLocation.x;
			shellLocation.y -= parentLocation.y;
		}
		String prefix = getClass().getName();
		if (persistSize) {
			settings.put(prefix + DIALOG_WIDTH, shellSize.x);
			settings.put(prefix + DIALOG_HEIGHT, shellSize.y);
		}
		if (persistLocation) {
			settings.put(prefix + DIALOG_ORIGIN_X, shellLocation.x);
			settings.put(prefix + DIALOG_ORIGIN_Y, shellLocation.y);
		}
		if (showPersistActions && showDialogMenu) {
			settings.put(getClass().getName() + DIALOG_USE_PERSISTED_SIZE,
					persistSize);
			settings.put(getClass().getName() + DIALOG_USE_PERSISTED_LOCATION,
					persistLocation);

		}
	}
}