public View getContentView() {
if (mLocalActivityManager == null) {
throw new IllegalStateException(
"Did you forget to call 'public void setup(LocalActivityManager activityGroup)'?");
}
final Window w = mLocalActivityManager.startActivity(mTag, mIntent);
final View wd = w != null ? w.getDecorView() : null;
if (mLaunchedView != wd && mLaunchedView != null) {
if (mLaunchedView.getParent() != null) {
mTabContent.removeView(mLaunchedView);
}
}
mLaunchedView = wd;
// XXX Set FOCUS_AFTER_DESCENDANTS on embedded activities for now so they can get
// focus if none of their children have it. They need focus to be able to
// display menu items.
//
// Replace this with something better when Bug 628886 is fixed...
//
if (mLaunchedView != null) {
mLaunchedView.setVisibility(View.VISIBLE);
mLaunchedView.setFocusableInTouchMode(true);
((ViewGroup) mLaunchedView).setDescendantFocusability(FOCUS_AFTER_DESCENDANTS);
}
return mLaunchedView;
}
@Override
public ViewHolder onCreateViewHolder(ViewGroup parent, int itemViewType) {
View convertView = null;
Context context = parent.getContext();
if (type == RosterHelper.ACTIVE_CONTACTS) {
convertView = new RosterItemView(SawimApplication.getInstance().getBaseContext());
}
if (itemViewType == ITEM_PROTOCOL) {
convertView = new LinearLayout(context);
RosterItemView rosterItemView = new RosterItemView(context);
MyImageButton imageButton = new MyImageButton(context);
ProgressBar progressBar =
new ProgressBar(context, null, android.R.attr.progressBarStyleInverse);
LinearLayout.LayoutParams progressLinearLayout =
new LinearLayout.LayoutParams(
ViewGroup.LayoutParams.MATCH_PARENT, ViewGroup.LayoutParams.MATCH_PARENT);
progressLinearLayout.gravity = Gravity.RIGHT;
progressBar.setLayoutParams(progressLinearLayout);
progressBar.setMax(100);
LinearLayout.LayoutParams buttonLinearLayout =
new LinearLayout.LayoutParams(
ViewGroup.LayoutParams.MATCH_PARENT, ViewGroup.LayoutParams.MATCH_PARENT);
buttonLinearLayout.gravity = Gravity.RIGHT;
imageButton.setLayoutParams(buttonLinearLayout);
LinearLayout.LayoutParams rosterLinearLayout =
new LinearLayout.LayoutParams(
LinearLayout.LayoutParams.MATCH_PARENT, LinearLayout.LayoutParams.MATCH_PARENT);
rosterLinearLayout.gravity = Gravity.LEFT;
rosterLinearLayout.weight = 1;
convertView.setBackgroundColor(Scheme.getColor(R.attr.item_selected));
rosterItemView.setLayoutParams(rosterLinearLayout);
imageButton.setImageDrawable(SawimResources.MENU_ICON);
((ViewGroup) convertView).setDescendantFocusability(ViewGroup.FOCUS_BLOCK_DESCENDANTS);
((ViewGroup) convertView).addView(rosterItemView);
((ViewGroup) convertView).addView(progressBar);
((ViewGroup) convertView).addView(imageButton);
}
if (itemViewType == ITEM_GROUP) {
convertView = new RosterItemView(SawimApplication.getInstance().getBaseContext());
}
if (itemViewType == ITEM_CONTACT) {
convertView = new RosterItemView(SawimApplication.getInstance().getBaseContext());
}
return new ViewHolder(convertView);
}
@SuppressWarnings({"deprecation", "unchecked"})
@Override
public View onCreateView(
final LayoutInflater inflater, final ViewGroup container, final Bundle savedInstanceState) {
final Intent intent = new Intent(getActivity(), getActivityClass());
final Bundle args = getArguments();
if (args != null) {
intent.putExtras(args);
}
final Window w = getLocalActivityManager().startActivity(ACTIVITY_TAG, intent);
mAttachedActivity = null;
final Context context = w.getContext();
if (context instanceof Activity) {
try {
mAttachedActivity = (A) context;
if (context instanceof FragmentCallback) {
((FragmentCallback<A>) context).setCallbackFragment(this);
}
} catch (final ClassCastException e) {
// This should't happen.
e.printStackTrace();
}
}
final View wd = w != null ? w.getDecorView() : null;
if (wd != null) {
final ViewParent parent = wd.getParent();
if (parent != null) {
final ViewGroup v = (ViewGroup) parent;
v.removeView(wd);
}
wd.setVisibility(View.VISIBLE);
wd.setFocusableInTouchMode(true);
if (wd instanceof ViewGroup) {
((ViewGroup) wd).setDescendantFocusability(ViewGroup.FOCUS_AFTER_DESCENDANTS);
}
}
return wd;
}
/**
* Updates scrolling, creates views if necessary .
*
* @param layout whether we need to update layout (remeasure).
*/
private void update(boolean layout) {
// Process data change.
final int count = getCount();
if (dataChanged) {
if (previousSelectedObject != null)
for (int position = 0; position < count; position++)
if (adapter.getItem(position).equals(previousSelectedObject)) {
selectedPosition = position;
if (LOG) LogManager.i(this, "Found selected position: " + selectedPosition);
break;
}
selectedPosition = correntPosition(selectedPosition);
}
// Process scrolling.
final int width = getWidth();
int scrollX = getScrollX();
if (width != 0) {
while (scrollX >= width) {
scrollX -= width;
initialScrollX -= width;
selectedPosition = correntPosition(selectedPosition + 1);
if (LOG) LogManager.i(this, "scrollX >= width: " + selectedPosition);
}
while (scrollX <= -width) {
scrollX += width;
initialScrollX += width;
selectedPosition = correntPosition(selectedPosition - 1);
if (LOG) LogManager.i(this, "scrollX <= -width: " + selectedPosition);
}
}
// Process low count.
if (count < 2) {
if (LOG) LogManager.i(this, "count < 2");
dragWasCanceled = true;
isBeingDragged = false;
if (!scroller.isFinished()) scroller.abortAnimation();
if (scrollX != 0) scrollX = 0;
}
// Store focus.
final View focus;
if (selectedView != null) focus = selectedView.findFocus();
else focus = null;
// Process selected view.
if (count == 0) {
if (LOG) LogManager.i(this, "count == 0");
selectedPosition = -1;
if (selectedView != null) {
if (onSelectListener != null) onSelectListener.onUnselect();
adapter.saveState(selectedView);
removeViewInLayout(selectedView);
selectedView = null;
// We must invalidate to update view.
invalidate();
}
} else {
if (LOG) LogManager.i(this, "count > 0");
// Exchange visible and selected views and previous objects.
final Object selectedObject = adapter.getItem(selectedPosition);
final boolean exchange =
previousSelectedObject != null
&& previousVisibleObject != null
&& !previousSelectedObject.equals(selectedObject)
&& previousVisibleObject.equals(selectedObject);
if (exchange) {
Object tempObject = previousSelectedObject;
previousSelectedObject = previousVisibleObject;
previousVisibleObject = tempObject;
View view = selectedView;
selectedView = visibleView;
visibleView = view;
}
// Update view.
final boolean update =
dataChanged
|| previousSelectedObject == null
|| !previousSelectedObject.equals(selectedObject);
selectedView = getView(selectedPosition, 0, selectedView, update, layout);
previousSelectedObject = selectedObject;
if (update || exchange) if (onSelectListener != null) onSelectListener.onSelect();
// Enable focusable.
if (selectedView instanceof ViewGroup)
((ViewGroup) selectedView).setDescendantFocusability(ViewGroup.FOCUS_AFTER_DESCENDANTS);
else selectedView.setFocusable(true);
}
// Process visible (not selected) view.
if (count < 2) {
if (LOG) LogManager.i(this, "count < 2 || scrollX == 0");
visiblePosition = -1;
if (visibleView != null) {
adapter.saveState(visibleView);
removeViewInLayout(visibleView);
visibleView = null;
}
} else {
// Calculate position.
final int visibleX;
if (scrollX > 0) {
if (LOG) LogManager.i(this, "scrollX > 0");
visiblePosition = correntPosition(selectedPosition + 1);
visibleX = width;
} else {
if (LOG) LogManager.i(this, "scrollX < 0");
visiblePosition = correntPosition(selectedPosition - 1);
visibleX = -width;
}
// Update view.
final Object visibleObject = adapter.getItem(visiblePosition);
final boolean update =
dataChanged
|| previousVisibleObject == null
|| !previousVisibleObject.equals(visibleObject);
visibleView = getView(visiblePosition, visibleX, visibleView, update, layout);
previousVisibleObject = visibleObject;
// Disable focusable.
if (visibleView instanceof ViewGroup)
((ViewGroup) visibleView).setDescendantFocusability(ViewGroup.FOCUS_BLOCK_DESCENDANTS);
else visibleView.setFocusable(false);
}
// Restore focus by ID.
if (selectedView != null) {
View target;
if (focus == null || focus.getId() == View.NO_ID) target = null;
else target = selectedView.findViewById(focus.getId());
if (target == null) target = selectedView.findViewById(R.id.chat_input);
target.requestFocus();
}
if (scrollX == 0) {
if (LOG) LogManager.i(this, "Scroll X == 0");
hidePages();
} else {
if (LOG) LogManager.i(this, "Scroll X != 0");
showPages();
}
super.scrollTo(scrollX, 0);
dataChanged = false;
}