@Override public void setBounds(int x, int y, int width, int height, int op) { super.setBounds(x, y, width, height, op); if (xtext != null) { /* * Fixed 6277332, 6198290: * the coordinates is coming (to peer): relatively to closest HW parent * the coordinates is setting (to textField): relatively to closest ANY parent * the parent of peer is target.getParent() * the parent of textField is the same * see 6277332, 6198290 for more information */ int childX = x; int childY = y; Component parent = target.getParent(); // we up to heavyweight parent in order to be sure // that the coordinates of the text pane is relatively to closest parent while (parent.isLightweight()) { childX -= parent.getX(); childY -= parent.getY(); parent = parent.getParent(); } xtext.setBounds(childX, childY, width, height); xtext.validate(); } }
/** * Returns the native container object of the specified component. This method is necessary * because the parent component might be a lightweight component. * * @param component The component to fetch the native container for. * @return The native container object for this component. */ protected static Container getNativeContainer(Component component) { component = component.getParent(); for (; ; ) { if (component == null) return (null); if (!(component instanceof Container)) { component = component.getParent(); continue; } if (component.getPeer() instanceof LightweightPeer) { component = component.getParent(); continue; } return ((Container) component); } }
/** * Checks if the component is in an EmbeddedFrame. If so, returns the applet found in the * hierarchy or null if not found. * * @return the parent applet or {@ null} * @since 1.6 */ public static Applet getAppletIfAncestorOf(Component comp) { Container parent = comp.getParent(); Applet applet = null; while (parent != null && !(parent instanceof EmbeddedFrame)) { if (parent instanceof Applet) { applet = (Applet) parent; } parent = parent.getParent(); } return parent == null ? null : applet; }
// java.awt.Toolkit#getNativeContainer() is not available // from this package private WComponentPeer getNearestNativePeer(Component comp) { if (comp == null) return null; ComponentPeer peer = comp.getPeer(); if (peer == null) return null; while (peer instanceof java.awt.peer.LightweightPeer) { comp = comp.getParent(); if (comp == null) return null; peer = comp.getPeer(); if (peer == null) return null; } if (peer instanceof WComponentPeer) return (WComponentPeer) peer; else return null; }
public void show(Event e) { Component origin = (Component) e.target; WComponentPeer peer = (WComponentPeer) WToolkit.targetToPeer(origin); if (peer == null) { // A failure to map the peer should only happen for a // lightweight component, then find the actual native parent from // that component. The event coorinates are going to have to be // remapped as well. Component nativeOrigin = WToolkit.getNativeContainer(origin); e.target = nativeOrigin; // remove the event coordinates for (Component c = origin; c != nativeOrigin; c = c.getParent()) { Point p = c.getLocation(); e.x += p.x; e.y += p.y; } } _show(e); }
Window getTopLevel(Component comp) { while (comp != null && !(comp instanceof Window)) { comp = comp.getParent(); } return (Window) comp; }