public static Icon getEvenIcon(Icon icon) {
LayeredIcon layeredIcon = new LayeredIcon(2);
layeredIcon.setIcon(EMPTY_ICON, 0);
if (icon != null
&& icon.getIconHeight() <= EMPTY_ICON.getIconHeight()
&& icon.getIconWidth() <= EMPTY_ICON.getIconWidth()) {
layeredIcon.setIcon(
icon,
1,
(-icon.getIconWidth() + EMPTY_ICON.getIconWidth()) / 2,
(EMPTY_ICON.getIconHeight() - icon.getIconHeight()) / 2);
}
return layeredIcon;
}
protected boolean doSetIcon(
DefaultMutableTreeNode node, @Nullable String path, Component component) {
if (StringUtil.isNotEmpty(path) && !new File(path).isFile()) {
Messages.showErrorDialog(
component,
IdeBundle.message("error.file.not.found.message", path),
IdeBundle.message("title.choose.action.icon"));
return false;
}
String actionId = getActionId(node);
if (actionId == null) return false;
final AnAction action = ActionManager.getInstance().getAction(actionId);
if (action != null && action.getTemplatePresentation() != null) {
if (StringUtil.isNotEmpty(path)) {
Image image = null;
try {
image =
ImageLoader.loadFromStream(
VfsUtil.convertToURL(VfsUtil.pathToUrl(path.replace(File.separatorChar, '/')))
.openStream());
} catch (IOException e) {
LOG.debug(e);
}
Icon icon = new File(path).exists() ? IconLoader.getIcon(image) : null;
if (icon != null) {
if (icon.getIconWidth() > EmptyIcon.ICON_18.getIconWidth()
|| icon.getIconHeight() > EmptyIcon.ICON_18.getIconHeight()) {
Messages.showErrorDialog(
component,
IdeBundle.message("custom.icon.validation.message"),
IdeBundle.message("title.choose.action.icon"));
return false;
}
node.setUserObject(Pair.create(actionId, icon));
mySelectedSchema.addIconCustomization(actionId, path);
}
} else {
node.setUserObject(Pair.create(actionId, null));
mySelectedSchema.removeIconCustomization(actionId);
final DefaultMutableTreeNode nodeOnToolbar = findNodeOnToolbar(actionId);
if (nodeOnToolbar != null) {
editToolbarIcon(actionId, nodeOnToolbar);
node.setUserObject(nodeOnToolbar.getUserObject());
}
}
return true;
}
return false;
}
/**
* Returns the drag icon used to represent a cell in all drag operations.
*
* @param tree the parent tree object
* @param dragObject the dragged object
* @param index the index of the dragged object in the tree
* @return the drag icon
*/
public Icon getDragIcon(JTree tree, Object dragObject, int index) {
ContactListTreeCellRenderer dragC =
(ContactListTreeCellRenderer)
getTreeCellRendererComponent(
tree,
dragObject,
false, // is selected
false, // is expanded
true, // is leaf
index,
true // has focus
);
// We should explicitly set the bounds of all components in order that
// they're correctly painted by paintIcon afterwards. This fixes empty
// drag component in contact list!
dragC.setBounds(0, 0, dragC.getIconWidth(), dragC.getIconHeight());
Icon rightLabelIcon = rightLabel.getIcon();
int imageHeight = 0;
int imageWidth = 0;
if (rightLabelIcon != null) {
imageWidth = rightLabelIcon.getIconWidth();
imageHeight = rightLabelIcon.getIconHeight();
dragC.rightLabel.setBounds(tree.getWidth() - imageWidth, 0, imageWidth, imageHeight);
}
dragC.statusLabel.setBounds(0, 0, statusLabel.getWidth(), statusLabel.getHeight());
dragC.nameLabel.setBounds(
statusLabel.getWidth(), 0, tree.getWidth() - imageWidth - 5, nameLabel.getHeight());
dragC.displayDetailsLabel.setBounds(
displayDetailsLabel.getX(),
nameLabel.getHeight(),
displayDetailsLabel.getWidth(),
displayDetailsLabel.getHeight());
return dragC;
}
