/**
* Checks if there is a call in progress. If true then shows a warning toast and finishes the
* activity.
*
* @param activity activity doing a check.
* @return <tt>true</tt> if there is call in progress and <tt>Activity</tt> was finished.
*/
public static boolean checkCallInProgress(Activity activity) {
if (CallManager.getActiveCallsCount() > 0) {
logger.warn("Call is in progress");
Toast t =
Toast.makeText(activity, R.string.service_gui_WARN_CALL_IN_PROGRESS, Toast.LENGTH_SHORT);
t.show();
activity.finish();
return true;
} else {
return false;
}
}
/** Checks if maintained view exists and removes if from the <tt>container</tt>. */
protected void ensureViewDestroyed() {
if (view != null) {
final View viewToRemove = view;
view = null;
activity.runOnUiThread(
new Runnable() {
@Override
public void run() {
container.removeView(viewToRemove);
container.setVisibility(View.GONE);
}
});
}
}
/**
* Checks if the view is currently created. If not creates new <tt>View</tt> and adds it to the
* <tt>container</tt>.
*/
protected void ensureViewCreated() {
if (view == null) {
activity.runOnUiThread(
new Runnable() {
@Override
public void run() {
view = createViewInstance();
ViewGroup.LayoutParams params =
new ViewGroup.LayoutParams(
ViewGroup.LayoutParams.MATCH_PARENT, ViewGroup.LayoutParams.MATCH_PARENT);
container.addView(view, params);
container.setVisibility(View.VISIBLE);
}
});
}
}