public MailfolderCanvas() {
super();
setShowResizeBar(true);
SectionStackSection section = new SectionStackSection();
section.setCanCollapse(false);
section.setExpanded(true);
section.setResizeable(true);
createTree();
section.setItems(this.tree);
createToolbar(section);
createContextMenu();
setSections(section);
EventBroker.get().addFoldersReloadListener(this);
EventBroker.get().addMessagesChangedListener(this);
addDrawHandler(
new DrawHandler() {
public void onDraw(DrawEvent event) {
EventBroker.get().fireFoldersReload();
}
});
}
public void onSelectionChanged(SelectionEvent event) {
TreeNode selectedNode = (TreeNode) event.getRecord();
IGWTFolder mailFolder = GWTUtil.getGwtFolder(selectedNode);
if (!selectedNode.equals(currentTreeNode)) {
currentTreeNode = selectedNode;
prepareActions(selectedNode);
changeToolbarButtonStatus(mailFolder);
if (mailFolder instanceof GWTMailFolder) {
GWTSessionManager.get().setCurrentMailFolder((GWTMailFolder) mailFolder);
EventBroker.get().fireFolderSelected((GWTMailFolder) mailFolder);
}
}
}