-added automatic list redraws (38719978) · Commits · e / os / Tasks

src/org/dmfs/tasks/TaskListFragment.java

+54 −1

Original line number	Diff line number	Diff line
		@@ -58,7 +58,7 @@ import android.os.Bundle;
		import android.os.Handler;
		import android.support.v4.app.LoaderManager;
		import android.support.v4.content.Loader;
		import android.util.Log;
		import android.text.format.Time;
		import android.view.LayoutInflater;
		import android.view.Menu;
		import android.view.MenuInflater;
		@@ -91,6 +91,8 @@ public class TaskListFragment extends SupportFragment implements LoaderManager.L
		private final static String ARG_INSTANCE_ID = "instance_id";
		private final static String ARG_TWO_PANE_LAYOUT = "two_pane_layout";

		private static final long INTERVAL_LISTVIEW_REDRAW = 60000;

		/**
		* A filter to hide completed tasks.
		*/
		@@ -169,6 +171,8 @@ public class TaskListFragment extends SupportFragment implements LoaderManager.L
		}
		};

		private Handler mListViewRedrawHandler;

		/**
		* A callback interface that all activities containing this fragment must implement. This mechanism allows activities to be notified of item selections.
		*/
		@@ -277,10 +281,19 @@ public class TaskListFragment extends SupportFragment implements LoaderManager.L
		}


		@Override
		public void onResume()
		{
		super.onResume();
		startAutomaticRedraw(INTERVAL_LISTVIEW_REDRAW);
		}


		@Override
		public void onPause()
		{
		mSavedExpandedGroups = mExpandableListView.getExpandedGroups();
		stopAutomaticRedraw();
		super.onPause();
		}

		@@ -717,6 +730,46 @@ public class TaskListFragment extends SupportFragment implements LoaderManager.L
		}


		/**
		* Starts the automatic list view redraw (e.g. to display changing time values) on the next minute.
		*
		* @param interval
		* The interval for the redraw in milliseconds.
		*/
		public void startAutomaticRedraw(final long interval)
		{
		mListViewRedrawHandler = new Handler();

		// calculate delay to next minute
		Time nextMinute = new Time();
		nextMinute.setToNow();
		nextMinute.second = 0;
		nextMinute.minute += 1;

		mListViewRedrawHandler.postDelayed(new Runnable()
		{

		@Override
		public void run()
		{

		mExpandableListView.invalidateViews();
		mListViewRedrawHandler.postDelayed(this, interval);
		}
		}, nextMinute.toMillis(true) - System.currentTimeMillis());
		}


		/**
		* Stops the automatic list view redraw.
		*
		*/
		public void stopAutomaticRedraw()
		{
		mListViewRedrawHandler.removeCallbacksAndMessages(null);
		}


		public int getOpenChildPosition()
		{
		return mActivatedPositionChild;