public ToolButton(PaletteListener listener, String iconName, String name, Tool tool) {
super(listener);
tool.addToolListener(this);
setEnabled(tool.isUsable());
// use a Mediatracker to ensure that all the images are initially loaded
Iconkit kit = Iconkit.instance();
if (kit == null) {
throw new JHotDrawRuntimeException("Iconkit instance isn't set");
}
Image im[] = new Image[3];
im[0] = kit.loadImageResource(iconName + "1.gif");
im[1] = kit.loadImageResource(iconName + "2.gif");
im[2] = kit.loadImageResource(iconName + "3.gif");
MediaTracker tracker = new MediaTracker(this);
for (int i = 0; i < 3; i++) {
tracker.addImage(im[i], i);
}
try {
tracker.waitForAll();
} catch (Exception e) {
// ignore exception
}
fIcon = new PaletteIcon(new Dimension(24, 24), im[0], im[1], im[2]);
fTool = tool;
fName = name;
setIcon(new ImageIcon(im[0]));
setPressedIcon(new ImageIcon(im[1]));
setSelectedIcon(new ImageIcon(im[2]));
setToolTipText(name);
}
protected void setTracker(Tool newTracker) {
if (tracker != null) {
tracker.deactivate(getEditor());
tracker.removeToolListener(this);
}
tracker = newTracker;
if (tracker != null) {
tracker.activate(getEditor());
tracker.addToolListener(this);
}
}
public void toolDone(ToolEvent event) {
// Empty
Tool newTracker = getSelectAreaTracker();
if (newTracker != null) {
if (tracker != null) {
tracker.deactivate(getEditor());
tracker.removeToolListener(this);
}
tracker = newTracker;
tracker.activate(getEditor());
tracker.addToolListener(this);
}
fireToolDone();
}
/** Creates a new instance. */
public SelectionTool() {
tracker = getSelectAreaTracker();
tracker.addToolListener(this);
}