@Override
protected void onActivityResult(int requestCode, int resultCode, Intent data) {
super.onActivityResult(requestCode, resultCode, data);
if (mPreferenceManager != null) {
mPreferenceManager.dispatchActivityResult(requestCode, resultCode, data);
}
}
@Override
public void onContentChanged() {
super.onContentChanged();
if (mPreferenceManager != null) {
postBindPreferences();
}
}
@Override
protected void onDestroy() {
super.onDestroy();
if (mPreferenceManager != null) {
mPreferenceManager.dispatchActivityDestroy();
}
}
@Override
protected void onListItemClick(ListView l, View v, int position, long id) {
super.onListItemClick(l, v, position, id);
if (mAdapter != null) {
Object item = mAdapter.getItem(position);
if (item instanceof Header) onHeaderClick((Header) item, position);
}
}
private void bindPreferences() {
final PreferenceScreen preferenceScreen = getPreferenceScreen();
if (preferenceScreen != null) {
preferenceScreen.bind(getListView());
if (mSavedInstanceState != null) {
super.onRestoreInstanceState(mSavedInstanceState);
mSavedInstanceState = null;
}
}
}
@Override
protected void onRestoreInstanceState(Bundle state) {
if (mPreferenceManager != null) {
Bundle container = state.getBundle(PREFERENCES_TAG);
if (container != null) {
final PreferenceScreen preferenceScreen = getPreferenceScreen();
if (preferenceScreen != null) {
preferenceScreen.restoreHierarchyState(container);
mSavedInstanceState = state;
return;
}
}
}
// Only call this if we didn't save the instance state for later.
// If we did save it, it will be restored when we bind the adapter.
super.onRestoreInstanceState(state);
}
@Override
protected void onSaveInstanceState(Bundle outState) {
super.onSaveInstanceState(outState);
if (mHeaders.size() > 0) {
outState.putParcelableArrayList(HEADERS_TAG, mHeaders);
if (mCurHeader != null) {
int index = mHeaders.indexOf(mCurHeader);
if (index >= 0) {
outState.putInt(CUR_HEADER_TAG, index);
}
}
}
if (mPreferenceManager != null) {
final PreferenceScreen preferenceScreen = getPreferenceScreen();
if (preferenceScreen != null) {
Bundle container = new Bundle();
preferenceScreen.saveHierarchyState(container);
outState.putBundle(PREFERENCES_TAG, container);
}
}
}
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.preference_list_content);
mListFooter = (FrameLayout) findViewById(R.id.list_footer);
mPrefsContainer = (ViewGroup) findViewById(R.id.prefs_frame);
boolean hidingHeaders = onIsHidingHeaders();
mSinglePane = hidingHeaders || !onIsMultiPane();
String initialFragment = getIntent().getStringExtra(EXTRA_SHOW_FRAGMENT);
Bundle initialArguments = getIntent().getBundleExtra(EXTRA_SHOW_FRAGMENT_ARGUMENTS);
int initialTitle = getIntent().getIntExtra(EXTRA_SHOW_FRAGMENT_TITLE, 0);
int initialShortTitle = getIntent().getIntExtra(EXTRA_SHOW_FRAGMENT_SHORT_TITLE, 0);
if (savedInstanceState != null) {
// We are restarting from a previous saved state; used that to
// initialize, instead of starting fresh.
ArrayList<Header> headers = savedInstanceState.getParcelableArrayList(HEADERS_TAG);
if (headers != null) {
mHeaders.addAll(headers);
int curHeader = savedInstanceState.getInt(CUR_HEADER_TAG, (int) HEADER_ID_UNDEFINED);
if (curHeader >= 0 && curHeader < mHeaders.size()) {
setSelectedHeader(mHeaders.get(curHeader));
}
}
} else {
if (initialFragment != null && mSinglePane) {
// If we are just showing a fragment, we want to run in
// new fragment mode, but don't need to compute and show
// the headers.
switchToHeader(initialFragment, initialArguments);
if (initialTitle != 0) {
CharSequence initialTitleStr = getText(initialTitle);
CharSequence initialShortTitleStr =
initialShortTitle != 0 ? getText(initialShortTitle) : null;
showBreadCrumbs(initialTitleStr, initialShortTitleStr);
}
} else {
// We need to try to build the headers.
onBuildHeaders(mHeaders);
// If there are headers, then at this point we need to show
// them and, depending on the screen, we may also show in-line
// the currently selected preference fragment.
if (mHeaders.size() > 0) {
if (!mSinglePane) {
if (initialFragment == null) {
Header h = onGetInitialHeader();
switchToHeader(h);
} else {
switchToHeader(initialFragment, initialArguments);
}
}
}
}
}
// The default configuration is to only show the list view. Adjust
// visibility for other configurations.
if (initialFragment != null && mSinglePane) {
// Single pane, showing just a prefs fragment.
findViewById(R.id.headers).setVisibility(View.GONE);
mPrefsContainer.setVisibility(View.VISIBLE);
if (initialTitle != 0) {
CharSequence initialTitleStr = getText(initialTitle);
CharSequence initialShortTitleStr =
initialShortTitle != 0 ? getText(initialShortTitle) : null;
showBreadCrumbs(initialTitleStr, initialShortTitleStr);
}
} else if (mHeaders.size() > 0) {
setListAdapter(new HeaderAdapter(this, mHeaders));
if (!mSinglePane) {
// Multi-pane.
getListView().setChoiceMode(AbsListView.CHOICE_MODE_SINGLE);
if (mCurHeader != null) {
setSelectedHeader(mCurHeader);
}
mPrefsContainer.setVisibility(View.VISIBLE);
}
} else {
// If there are no headers, we are in the old "just show a screen
// of preferences" mode.
setContentView(R.layout.preference_list_content_single);
mListFooter = (FrameLayout) findViewById(R.id.list_footer);
mPrefsContainer = (ViewGroup) findViewById(R.id.prefs);
mPreferenceManager = new PreferenceManager(this, FIRST_REQUEST_CODE);
mPreferenceManager.setOnPreferenceTreeClickListener(this);
}
// see if we should show Back/Next buttons
Intent intent = getIntent();
if (intent.getBooleanExtra(EXTRA_PREFS_SHOW_BUTTON_BAR, false)) {
findViewById(R.id.button_bar).setVisibility(View.VISIBLE);
Button backButton = (Button) findViewById(R.id.back_button);
backButton.setOnClickListener(
new OnClickListener() {
public void onClick(View v) {
setResult(RESULT_CANCELED);
finish();
}
});
Button skipButton = (Button) findViewById(R.id.skip_button);
skipButton.setOnClickListener(
new OnClickListener() {
public void onClick(View v) {
setResult(RESULT_OK);
finish();
}
});
mNextButton = (Button) findViewById(R.id.next_button);
mNextButton.setOnClickListener(
new OnClickListener() {
public void onClick(View v) {
setResult(RESULT_OK);
finish();
}
});
// set our various button parameters
if (intent.hasExtra(EXTRA_PREFS_SET_NEXT_TEXT)) {
String buttonText = intent.getStringExtra(EXTRA_PREFS_SET_NEXT_TEXT);
if (TextUtils.isEmpty(buttonText)) {
mNextButton.setVisibility(View.GONE);
} else {
mNextButton.setText(buttonText);
}
}
if (intent.hasExtra(EXTRA_PREFS_SET_BACK_TEXT)) {
String buttonText = intent.getStringExtra(EXTRA_PREFS_SET_BACK_TEXT);
if (TextUtils.isEmpty(buttonText)) {
backButton.setVisibility(View.GONE);
} else {
backButton.setText(buttonText);
}
}
if (intent.getBooleanExtra(EXTRA_PREFS_SHOW_SKIP, false)) {
skipButton.setVisibility(View.VISIBLE);
}
}
}
