/**
* When called it will traverse all visible leaves in the browseTree and collapse them if they
* have been open for too long and are not selected.
*/
private void collapseOldNodes() {
Stack<ListableEntry> toConsider =
new Stack<
ListableEntry>(); // this is a stack of expanded nodes that need their children (and
// themselves) to be considered.
toConsider.push(fs.getBrowseRoot()); // we know these are always expanded, and uncollapsable.
toConsider.push(fs.getSearchRoot()); // " " "
// a) mark all uncollapsable nodes
TreePath[] selecteds = browseTree.getSelectionPaths();
if (selecteds != null) {
for (TreePath selected : selecteds) {
for (Object toMark :
selected.getPath()) { // a selected nodes and their ancestors are not collapsable.
expandedTimes.put(toMark, System.currentTimeMillis());
}
}
}
// b) collapse old expanded nodes.
while (!toConsider.empty()) {
for (FileSystemEntry child : toConsider.pop().getAllChildren()) {
if (browseTree.isExpanded(child.getPath())) {
toConsider.push(child);
if (System.currentTimeMillis() - expandedTimes.get(child)
> FS2Constants.CLIENT_BROWSETREE_COLLAPSE_INTERVAL) {
browseTree.collapsePath(child.getPath());
expandedTimes.remove(child);
}
}
}
}
}
@Override
public void mouseClicked(MouseEvent e) {
if (e.getSource() == filesTable) {
if (e.getClickCount() == 2
&& e.getModifiersEx()
== 0) { // the modifiers test is to prevent absurd clicks like "b1, b3" registering as
// double-clicks.
if (filesTable.getSelectedRow() >= 0) {
FileSystemEntry clicked =
fs.getEntryForRow(filesTable.convertRowIndexToModel(filesTable.getSelectedRow()));
if (clicked.isDirectory()) {
// Go into the directory:
TreePath pathToClicked = clicked.getPath();
browseTree.setSelectionPath(pathToClicked);
browseTree.scrollPathToVisible(pathToClicked);
browseTree.setSelectionPath(
pathToClicked); // the first one may have expanded the node and changed the
// selection, so ensure the node we want is actually selected.
} else {
downloadToDirectory(Arrays.asList(new FileSystemEntry[] {clicked}), null, null);
frame.setStatusHint(
new StatusHint(
frame.gui.util.getImage("tick"), clicked.getName() + " queued for download!"));
}
}
}
}
if (e.getSource() == browseTree) {
// remove a search if they clicked on the searches icon.
if (lastOnIcon
&& lastInspectedFSE instanceof FileSystemEntry
&& ((FileSystemEntry) lastInspectedFSE).isSearch()) {
fs.removeSearch((FileSystemEntry) lastInspectedFSE);
lastInspectedFSE = null; // doesn't exist anymore.
lastOnIcon = false;
mouseMoved(
new MouseEvent(
browseTree,
0,
System.currentTimeMillis(),
0,
e.getX(),
e.getY(),
0,
false)); // simulate the mouse moving to update status bar and icons.
}
// remove all searches if the clicked the searchroot:
if (lastInspectedFSE == fs.getSearchRoot()) {
fs.removeAllSearches();
}
}
}
JSplitPane createBrowseSection() {
spinner = new LoadingAnimationHelper();
splitPane = new JSplitPane(JSplitPane.HORIZONTAL_SPLIT);
splitPane.setContinuousLayout(true);
fs = frame.gui.ssvr.getIndexNodeCommunicator().getFileSystem();
browseTree = new JTree(fs);
// Allows the filesystem to keep refreshing directories we have visible:
fs.setPathRequired(
new PathRequired() {
@Override
public boolean required(TreePath path) {
return browseTree.isExpanded(path);
}
});
fs.addTreeModelListener(spinner);
browseTree.setCellRenderer(browseTreeRenderer = new BrowseTreeCellRenderer());
browseTree.addTreeSelectionListener(this);
browseTree.addMouseMotionListener(this);
browseTree.addMouseListener(this);
browseTree.addTreeExpansionListener(this);
browseTree.setRootVisible(false);
browseTree.expandPath(fs.getBrowseRoot().getPath());
JScrollPane treeView = new JScrollPane(browseTree);
treeView.setMinimumSize(new Dimension(100, 100));
splitPane.setLeftComponent(treeView);
filesTable = new FancierTable(fs, frame.gui.conf, CK.FILES_TABLE_COLWIDTHS);
filesTable.addMouseListener(this);
filesTable.getSelectionModel().addListSelectionListener(this);
filesTable.getColumn(fs.getColumnName(0)).setCellRenderer(new FilesTableNameRenderer());
JScrollPane filesView = new JScrollPane(filesTable);
splitPane.setRightComponent(filesView);
splitPane.setDividerLocation(frame.gui.conf.getInt(CK.FILES_DIVIDER_LOCATION));
splitPane.addPropertyChangeListener(JSplitPane.DIVIDER_LOCATION_PROPERTY, this);
return splitPane;
}
@Override
public void actionPerformed(ActionEvent e) {
if (e.getSource() == collapseTimer) {
collapseOldNodes();
} else if (e.getActionCommand().equals("search")) {
if (searchQuery.getText().equals("")) return;
TreePath path = fs.newSearch(searchQuery.getText()).getPath();
browseTree.expandPath(path);
browseTree.setSelectionPath(path);
}
}
void setTableStatusHint() {
if (browseTree.getSelectionPath() == null) {
return;
}
if (!(browseTree.getSelectionPath().getLastPathComponent() instanceof FileSystemEntry)) return;
FileSystemEntry fse = ((FileSystemEntry) browseTree.getSelectionPath().getLastPathComponent());
int[] selected = filesTable.getSelectedRows();
if (selected == null || selected.length == 0) {
if (fse.getFiles() != null)
frame.setStatusHint(
"Directories: "
+ fse.getChildCount()
+ ", Files: "
+ fse.getFiles().size()
+ ", Total size: "
+ Util.niceSize(fse.getSize()));
} else {
long size = 0;
int dirs = 0;
int files = 0;
for (int i : selected) {
FileSystemEntry current = fs.getEntryForRow(filesTable.convertRowIndexToModel(i));
size += current.getSize();
if (current.isDirectory()) dirs++;
else files++;
}
frame.setStatusHint(
"(selection) Directories: "
+ dirs
+ ", Files: "
+ files
+ ", Total size: "
+ Util.niceSize(size));
}
}
@Override
public void valueChanged(TreeSelectionEvent e) {
if (e.getPath().getLastPathComponent() instanceof ListableEntry)
fs.setSelectedEntry((ListableEntry) e.getPath().getLastPathComponent());
}