public void setActiveOrAdd(@NonNull Crumb crumb, boolean forceRecreate) {
if (forceRecreate || !setActive(crumb)) {
clearCrumbs();
final List<File> newPathSet = new ArrayList<>();
newPathSet.add(0, crumb.getFile());
File p = crumb.getFile();
if (!isStorageOrSd(p)) {
while ((p = p.getParent()) != null) {
newPathSet.add(0, p);
if (isStorageOrSd(p)) break;
}
}
for (int index = 0; index < newPathSet.size(); index++) {
final File fi = newPathSet.get(index);
crumb = new Crumb(fi);
// Restore scroll positions saved before clearing
if (mOldCrumbs != null) {
for (Iterator<Crumb> iterator = mOldCrumbs.iterator(); iterator.hasNext(); ) {
Crumb old = iterator.next();
if (old.equals(crumb)) {
crumb.setScrollPosition(old.getScrollPosition());
crumb.setScrollOffset(old.getScrollOffset());
crumb.setQuery(old.getQuery());
iterator.remove(); // minimize number of linear passes by removing un-used crumbs from
// history
break;
}
}
}
addCrumb(crumb, true);
}
// History no longer needed
mOldCrumbs = null;
} else {
if (isStorageOrSd(crumb.getFile())) {
Crumb c = mCrumbs.get(0);
while (c != null && !isStorageOrSd(c.getFile())) {
removeCrumbAt(0);
if (mCrumbs.size() > 0) c = mCrumbs.get(0);
}
updateIndices();
requestLayout();
}
}
}
public static boolean isStorageOrSd(File fi) {
if (fi == null) return false;
else if (fi.getPluginPackage() != null)
return File.isRootPluginFolder(fi.getUri(), ((PluginFileImpl) fi).getPlugin());
return fi.isSDCardDirectory()
|| fi.isStorageDirectory()
|| (fi.isDocumentTreeFile() && fi.getParent() == null);
}
public boolean trim(String str, boolean dir, boolean archive) {
if (!dir && !archive) return false;
int index = -1;
for (int i = mCrumbs.size() - 1; i >= 0; i--) {
File fi = mCrumbs.get(i).getFile();
if (fi.getUri() != null && fi.getUri().toString().equals(str)) {
index = i;
break;
}
}
boolean removedActive = index >= mActive;
if (index > -1) {
while (index <= mCrumbs.size() - 1) removeCrumbAt(index);
if (mChildFrame.getChildCount() > 0) {
int lastIndex = mCrumbs.size() - 1;
invalidateActivated(mChildFrame.getChildAt(lastIndex), mActive == lastIndex, false, false);
}
}
return removedActive || mCrumbs.size() == 0;
}
public String getTitle(Context context) {
if (mFile.getPluginPackage() != null) {
if (PluginFileImpl.isRootPluginFolder(
mFile.getUri(), ((PluginFileImpl) mFile).getPlugin())) {
final String pluginAcc = mFile.getPluginAccount();
if (pluginAcc != null) {
final String accDisplay =
PluginDataProvider.getAccountDisplay(context, mFile.getPluginPackage(), pluginAcc);
if (accDisplay == null || accDisplay.trim().isEmpty()) return pluginAcc;
return accDisplay;
}
}
}
String title = mFile.getDisplay(context);
if (title == null) title = mFile.getName();
else if (title.equals(context.getString(R.string.storage)))
title = context.getString(R.string.internal_storage);
return title;
}
public boolean trim(File file) {
return trim(file.getUri().toString(), file.isDirectory(), file.isViewableArchive(getContext()));
}