private void layoutPanel() {
if (myUsagePreviewPanel != null) {
Disposer.dispose(myUsagePreviewPanel);
}
removeAll();
JScrollPane pane = ScrollPaneFactory.createScrollPane(myTree);
if (isPreview()) {
pane.setBorder(IdeBorderFactory.createBorder(SideBorder.LEFT | SideBorder.RIGHT));
boolean vertical =
myToolWindow.getAnchor() == ToolWindowAnchor.LEFT
|| myToolWindow.getAnchor() == ToolWindowAnchor.RIGHT;
Splitter splitter =
new Splitter(
vertical, UsageViewSettings.getInstance().PREVIEW_USAGES_SPLITTER_PROPORTIONS);
splitter.setFirstComponent(pane);
myUsagePreviewPanel = new UsagePreviewPanel(myProject, new UsageViewPresentation());
myUsagePreviewPanel.setBorder(IdeBorderFactory.createBorder(SideBorder.LEFT));
Disposer.register(this, myUsagePreviewPanel);
splitter.setSecondComponent(myUsagePreviewPanel);
add(splitter, BorderLayout.CENTER);
} else {
pane.setBorder(IdeBorderFactory.createBorder(SideBorder.LEFT));
add(pane, BorderLayout.CENTER);
}
add(createToolbar().getComponent(), BorderLayout.WEST);
myTree.getParent().setBackground(UIManager.getColor("Tree.background"));
revalidate();
}
@Override
public void dispose() {
if (myUsagePreviewPanel != null) {
UsageViewSettings.getInstance().PREVIEW_USAGES_SPLITTER_PROPORTIONS =
((Splitter) myUsagePreviewPanel.getParent()).getProportion();
myUsagePreviewPanel = null;
}
isDisposed = true;
ToolTipManager.sharedInstance().unregisterComponent(myTree);
}
