private void updateItems(final FileInfo parent) {
if (fDisplay == null) return;
assert Thread.currentThread() == fDisplay.getThread();
TreeItem[] items = null;
boolean expanded = true;
if (parent.children == null || parent.children_error != null) {
if (parent == fRootInfo) {
fileTree.setItemCount(1);
items = fileTree.getItems();
} else {
TreeItem item = findItem(parent);
if (item == null) return;
expanded = item.getExpanded();
item.setItemCount(1);
items = item.getItems();
}
assert items.length == 1;
items[0].removeAll();
if (parent.children_pending) {
items[0].setForeground(fDisplay.getSystemColor(SWT.COLOR_LIST_FOREGROUND));
items[0].setText("Pending...");
} else if (parent.children_error != null) {
String msg = parent.children_error.getMessage();
if (msg == null) msg = parent.children_error.getClass().getName();
else msg = msg.replace('\n', ' ');
items[0].setForeground(fDisplay.getSystemColor(SWT.COLOR_RED));
items[0].setText(msg);
items[0].setImage((Image) null);
} else if (expanded) {
loadChildren(parent);
items[0].setForeground(fDisplay.getSystemColor(SWT.COLOR_LIST_FOREGROUND));
items[0].setText("Pending...");
} else {
items[0].setText("");
}
} else {
FileInfo[] arr = parent.children;
if (parent == fRootInfo) {
fileTree.setItemCount(arr.length);
items = fileTree.getItems();
} else {
TreeItem item = findItem(parent);
if (item == null) return;
expanded = item.getExpanded();
item.setItemCount(expanded ? arr.length : 1);
items = item.getItems();
}
if (expanded) {
assert items.length == arr.length;
for (int i = 0; i < items.length; i++) fillItem(items[i], arr[i]);
expandSelect();
} else {
items[0].setText("");
}
}
}
private void closeStackAllFileInfo() {
Tree tree = this.getMainTree();
if (tree != null) {
tree.clearAll(true);
tree.setItemCount(0);
}
clearTable();
this.displayContent(null);
}
/*
* (non-Javadoc)
*
* @see org.eclipse.swt.widgets.Control#pack(boolean)
*/
@Override
public void pack(boolean changed) {
if (changed) {
RootContainer root = RootContainer.getRoot(project);
root.update();
table.clearAll(true);
table.setItemCount(0);
if (tableSelectionListener != null) {
table.removeSelectionListener(tableSelectionListener);
}
setupClasspathInfo(table, root);
makeChecksConsistentWithChildren();
expandAll(table.getItems());
if (tableSelectionListener == null) {
tableSelectionListener = new TableSelectionListener();
table.addSelectionListener(tableSelectionListener);
}
}
table.pack(changed);
super.pack(changed);
}
public void setInput(IPeer peer) {
if (peer == fPeer) {
return;
}
if (fPeer != null) {
Protocol.invokeAndWait(
new Runnable() {
public void run() {
disconnectPeer();
}
});
}
fileTree.setItemCount(0);
fRootInfo.children = null;
fPeer = peer;
if (fPeer != null) {
Protocol.invokeAndWait(
new Runnable() {
public void run() {
connectPeer();
}
});
}
}