public void onDocumentPicked(DocumentInfo doc) {
final FragmentManager fm = getFragmentManager();
if (doc.isDirectory()) {
mState.stack.push(doc);
mState.stackTouched = true;
onCurrentDirectoryChanged(ANIM_DOWN);
} else if (mState.action == ACTION_OPEN || mState.action == ACTION_GET_CONTENT) {
// Explicit file picked, return
new ExistingFinishTask(doc.derivedUri).executeOnExecutor(getCurrentExecutor());
} else if (mState.action == ACTION_CREATE) {
// Replace selected file
SaveFragment.get(fm).setReplaceTarget(doc);
} else if (mState.action == ACTION_MANAGE) {
// First try managing the document; we expect manager to filter
// based on authority, so we don't grant.
final Intent manage = new Intent(DocumentsContract.ACTION_MANAGE_DOCUMENT);
manage.setData(doc.derivedUri);
try {
startActivity(manage);
} catch (ActivityNotFoundException ex) {
// Fall back to viewing
final Intent view = new Intent(Intent.ACTION_VIEW);
view.setFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION);
view.setData(doc.derivedUri);
try {
startActivity(view);
} catch (ActivityNotFoundException ex2) {
/// M: Show toast with enhance way.
showToast(R.string.toast_no_application);
}
}
}
}
private void onCurrentDirectoryChanged(int anim) {
final FragmentManager fm = getFragmentManager();
final RootInfo root = getCurrentRoot();
final DocumentInfo cwd = getCurrentDirectory();
mDirectoryContainer.setDrawDisappearingFirst(anim == ANIM_DOWN);
if (cwd == null) {
// No directory means recents
if (mState.action == ACTION_CREATE || mState.action == ACTION_OPEN_TREE) {
RecentsCreateFragment.show(fm);
} else {
DirectoryFragment.showRecentsOpen(fm, anim);
/// M: When state has stored, we need use store state to init fragment(this may happen when
// activity
/// re-create, in this case we need use the userMode store in saveInstance, and only when
// activity
/// first created we need follow the below design. {@
if (!mState.restored) {
// Start recents in grid when requesting visual things
final boolean visualMimes =
MimePredicate.mimeMatches(MimePredicate.VISUAL_MIMES, mState.acceptMimes);
mState.userMode = visualMimes ? MODE_GRID : MODE_LIST;
mState.derivedMode = mState.userMode;
}
/// @}
}
} else {
if (mState.currentSearch != null) {
// Ongoing search
DirectoryFragment.showSearch(fm, root, mState.currentSearch, anim);
} else {
// Normal boring directory
DirectoryFragment.showNormal(fm, root, cwd, anim);
}
}
// Forget any replacement target
if (mState.action == ACTION_CREATE) {
final SaveFragment save = SaveFragment.get(fm);
if (save != null) {
save.setReplaceTarget(null);
}
}
if (mState.action == ACTION_OPEN_TREE) {
final PickFragment pick = PickFragment.get(fm);
if (pick != null) {
final CharSequence displayName = (mState.stack.size() <= 1) ? root.title : cwd.displayName;
pick.setPickTarget(cwd, displayName);
}
}
final RootsFragment roots = RootsFragment.get(fm);
if (roots != null) {
roots.onCurrentRootChanged();
}
updateActionBar();
invalidateOptionsMenu();
dumpStack();
}
public void setPending(boolean pending) {
final SaveFragment save = SaveFragment.get(getFragmentManager());
if (save != null) {
save.setPending(pending);
}
}
@Override
public boolean onPrepareOptionsMenu(Menu menu) {
super.onPrepareOptionsMenu(menu);
final FragmentManager fm = getFragmentManager();
final RootInfo root = getCurrentRoot();
final DocumentInfo cwd = getCurrentDirectory();
final MenuItem createDir = menu.findItem(R.id.menu_create_dir);
final MenuItem search = menu.findItem(R.id.menu_search);
final MenuItem sort = menu.findItem(R.id.menu_sort);
final MenuItem sortSize = menu.findItem(R.id.menu_sort_size);
final MenuItem grid = menu.findItem(R.id.menu_grid);
final MenuItem list = menu.findItem(R.id.menu_list);
final MenuItem advanced = menu.findItem(R.id.menu_advanced);
final MenuItem fileSize = menu.findItem(R.id.menu_file_size);
sort.setVisible(cwd != null);
grid.setVisible(mState.derivedMode != MODE_GRID);
list.setVisible(mState.derivedMode != MODE_LIST);
if (mState.currentSearch != null) {
// Search uses backend ranking; no sorting
sort.setVisible(false);
search.expandActionView();
mSearchView.setIconified(false);
mSearchView.clearFocus();
mSearchView.setQuery(mState.currentSearch, false);
} else {
mIgnoreNextClose = true;
mSearchView.setIconified(true);
mSearchView.clearFocus();
mIgnoreNextCollapse = true;
search.collapseActionView();
}
// Only sort by size when visible
sortSize.setVisible(mState.showSize);
final boolean searchVisible;
if (mState.action == ACTION_CREATE || mState.action == ACTION_OPEN_TREE) {
createDir.setVisible(cwd != null && cwd.isCreateSupported());
searchVisible = false;
// No display options in recent directories
if (cwd == null) {
grid.setVisible(false);
list.setVisible(false);
}
if (mState.action == ACTION_CREATE) {
/// M: add to avoid seldom NullPointerException
SaveFragment saveFragment = SaveFragment.get(fm);
if (null != saveFragment) {
saveFragment.setSaveEnabled(cwd != null && cwd.isCreateSupported());
} else {
Log.e(TAG, "onPrepareOptionsMenu, SaveFragment is null");
}
}
} else {
createDir.setVisible(false);
searchVisible = root != null && ((root.flags & Root.FLAG_SUPPORTS_SEARCH) != 0);
}
// TODO: close any search in-progress when hiding
search.setVisible(searchVisible);
advanced.setTitle(
LocalPreferences.getDisplayAdvancedDevices(this)
? R.string.menu_advanced_hide
: R.string.menu_advanced_show);
fileSize.setTitle(
LocalPreferences.getDisplayFileSize(this)
? R.string.menu_file_size_hide
: R.string.menu_file_size_show);
/// M: If in force show advance mode, need hide advance menu
advanced.setVisible(mState.action != ACTION_MANAGE && !mState.forceAdvanced);
/// M: If cmd == null and mState.action == ACTION_CREATE, it means show
/// RecentsCreateFragment, we need hide file size menu to avoid exception
fileSize.setVisible(
mState.action != ACTION_MANAGE && !(cwd == null && mState.action == ACTION_CREATE));
return true;
}
@Override
public void onCreate(Bundle icicle) {
super.onCreate(icicle);
mRoots = DocumentsApplication.getRootsCache(this);
setResult(Activity.RESULT_CANCELED);
setContentView(R.layout.activity);
final Context context = this;
final Resources res = getResources();
mShowAsDialog = res.getBoolean(R.bool.show_as_dialog);
if (mShowAsDialog) {
// Strongly define our horizontal dimension; we leave vertical as
// WRAP_CONTENT so that system resizes us when IME is showing.
final WindowManager.LayoutParams a = getWindow().getAttributes();
final Point size = new Point();
getWindowManager().getDefaultDisplay().getSize(size);
a.width = (int) res.getFraction(R.dimen.dialog_width, size.x, size.x);
getWindow().setAttributes(a);
} else {
// Non-dialog means we have a drawer
mDrawerLayout = (DrawerLayout) findViewById(R.id.drawer_layout);
mDrawerToggle =
new ActionBarDrawerToggle(
this,
mDrawerLayout,
R.drawable.ic_hamburger,
R.string.drawer_open,
R.string.drawer_close);
mDrawerLayout.setDrawerListener(mDrawerListener);
mRootsDrawer = findViewById(R.id.drawer_roots);
}
mDirectoryContainer = (DirectoryContainerView) findViewById(R.id.container_directory);
if (icicle != null) {
mState = icicle.getParcelable(EXTRA_STATE);
} else {
buildDefaultState();
}
mToolbar = (Toolbar) findViewById(R.id.toolbar);
mToolbar.setTitleTextAppearance(
context, android.R.style.TextAppearance_DeviceDefault_Widget_ActionBar_Title);
/// M: add log to print intent info
Intent intent = getIntent();
Log.d(
TAG,
"onCreate: intent = "
+ intent
+ ", extra = "
+ (intent != null ? intent.getExtras() : null));
mToolbarStack = (Spinner) findViewById(R.id.stack);
mToolbarStack.setOnItemSelectedListener(mStackListener);
mRootsToolbar = (Toolbar) findViewById(R.id.roots_toolbar);
if (mRootsToolbar != null) {
mRootsToolbar.setTitleTextAppearance(
context, android.R.style.TextAppearance_DeviceDefault_Widget_ActionBar_Title);
}
setActionBar(mToolbar);
// Hide roots when we're managing a specific root
if (mState.action == ACTION_MANAGE) {
if (mShowAsDialog) {
findViewById(R.id.container_roots).setVisibility(View.GONE);
} else {
mDrawerLayout.setDrawerLockMode(DrawerLayout.LOCK_MODE_LOCKED_CLOSED);
}
}
if (mState.action == ACTION_CREATE) {
final String mimeType = getIntent().getType();
final String title = getIntent().getStringExtra(Intent.EXTRA_TITLE);
SaveFragment.show(getFragmentManager(), mimeType, title);
} else if (mState.action == ACTION_OPEN_TREE) {
PickFragment.show(getFragmentManager());
}
if (mState.action == ACTION_GET_CONTENT) {
final Intent moreApps = new Intent(getIntent());
moreApps.setComponent(null);
moreApps.setPackage(null);
RootsFragment.show(getFragmentManager(), moreApps);
} else if (mState.action == ACTION_OPEN
|| mState.action == ACTION_CREATE
|| mState.action == ACTION_OPEN_TREE) {
RootsFragment.show(getFragmentManager(), null);
}
if (!mState.restored) {
/// M: If show ad ACTION_MANAGE, hide default title to avoid show to user
setTitle(null);
if (mState.action == ACTION_MANAGE) {
final Uri rootUri = getIntent().getData();
new RestoreRootTask(rootUri).executeOnExecutor(getCurrentExecutor());
} else {
new RestoreStackTask().execute();
}
} else {
onCurrentDirectoryChanged(ANIM_NONE);
}
/// M: update action bar when roots are reloaded @{
mRoots.addCallback(mRootUpdatedListener);
}
