/**
* 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 Component getTreeCellRendererComponent(
JTree tree,
Object value,
boolean sel,
boolean expanded,
boolean leaf,
int row,
boolean hasFocus) {
super.getTreeCellRendererComponent(tree, value, sel, expanded, leaf, row, hasFocus);
if (value instanceof FileSystemEntry) {
FileSystemEntry fse = (FileSystemEntry) value;
if (fse.isLoadingNode) {
setIcon(spinner.getSpinner());
} else {
if (fse.isSearch()) {
setSearch(fse);
} else {
if (expanded) {
setIcon(openIcon);
} else setIcon(closedIcon);
}
}
} else if (value instanceof FileSystemRoot.SearchesRoot) {
setSearch((ListableEntry) value);
} else {
setIcon(openIcon);
}
return this;
}
@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();
}
}
}
/**
* Queues the selected downloads in the Download Controller's queue.
*
* <p>This will popup a magic progress dialog if it will take more than half a second.
*
* @param toDownload The filesystementries to download.
* @param target the directory to download them into, or null to use the default.
*/
void downloadToDirectory(
Collection<FileSystemEntry> toDownload, String prefixDirectory, File target) {
long totalSize = 0;
for (FileSystemEntry e : toDownload) {
totalSize += e.getSize();
}
DownloadSubmissionListener dsl =
getDSLForDownloadBatch(
totalSize,
prefixDirectory == null
? "Queueing downloads..."
: "Queueing downloads into '" + prefixDirectory + "'...");
if (target == null) {
frame.gui.dc.getQueue().submitToDefault(toDownload, prefixDirectory, dsl);
} else {
frame.gui.dc.getQueue().submit(target, toDownload, prefixDirectory, dsl);
}
}
@Override
public Component getTableCellRendererComponent(
JTable table, Object value, boolean isSelected, boolean hasFocus, int row, int column) {
super.getTableCellRendererComponent(table, value, isSelected, hasFocus, row, column);
FileSystemEntry fse = fs.getEntryForRow(filesTable.convertRowIndexToModel(row));
if (fse.isLoadingNode) {
setIcon(spinner.getSpinner());
} else {
if (fse.isDirectory()) {
if (fse.isSearch()) {
setIcon(search);
} else {
setIcon(dir);
}
} else {
setIcon(frame.gui.util.getIconForType(frame.gui.util.guessType(value.toString())));
}
}
return this;
}
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));
}
}