on-timer footer update has been added

ChangeLog

@@ -1,3 +1,9 @@
+===== 0.7.12 (??? ??, 2010) =====
+* On-timer footer update has been added
+
+===== 0.7.11 (Oct 24, 2010) =====
+* Several craches have been fixed
+
 ===== 0.7.10 (Oct 24, 2010) =====
 * Resources have been updated
 

src/org/geometerplus/fbreader/fbreader/FBView.java

@@ -103,7 +103,7 @@ public final class FBView extends ZLTextView {
 		}
 
 		if (myReader.FooterIsSensitive.getValue()) {
-			Footer footer = (Footer)getFooterArea();
+			Footer footer = getFooterArea();
 			if (footer != null && y > myContext.getHeight() - footer.getTapHeight()) {
 				footer.setProgress(x);
 				return true;
@@ -287,6 +287,12 @@ public final class FBView extends ZLTextView {
 	}
 
 	private class Footer implements FooterArea {
+		private Runnable UpdateTask = new Runnable() {
+			public void run() {
+				ZLApplication.Instance().repaintView();
+			}
+		};
+
 		public int getHeight() {
 			return myReader.FooterHeightOption.getValue();
 		}
@@ -379,16 +385,18 @@ public final class FBView extends ZLTextView {
 		}
 	}
 
-	private FooterArea myFooter;
+	private Footer myFooter;
 
 	@Override
-	public FooterArea getFooterArea() {
+	public Footer getFooterArea() {
 		if (myReader.ScrollbarTypeOption.getValue() == SCROLLBAR_SHOW_AS_FOOTER) {
 			if (myFooter == null) {
 				myFooter = new Footer();
+				ZLApplication.Instance().addTimerTask(myFooter.UpdateTask, 15000);
 			}
 		} else {
 			if (myFooter != null) {
+				ZLApplication.Instance().removeTimerTask(myFooter.UpdateTask);
 				myFooter = null;
 			}
 		}

src/org/geometerplus/zlibrary/core/application/ZLApplication.java

@@ -359,4 +359,59 @@ public abstract class ZLApplication {
 			return false;
 		}
 	}
+
+	private Timer myTimer;
+	private final HashMap<Runnable,Long> myTimerTaskPeriods = new HashMap<Runnable,Long>();
+	private final HashMap<Runnable,TimerTask> myTimerTasks = new HashMap<Runnable,TimerTask>();
+	private static class MyTimerTask extends TimerTask {
+		private final Runnable myRunnable;
+
+		MyTimerTask(Runnable runnable) {
+			myRunnable = runnable;
+		}
+
+		public void run() {
+			myRunnable.run();
+		}
+	}
+
+	private void addTimerTaskInternal(Runnable runnable, long periodMilliseconds) {
+		final TimerTask task = new MyTimerTask(runnable);
+		myTimer.schedule(task, periodMilliseconds / 2, periodMilliseconds);
+		myTimerTasks.put(runnable, task);
+	}
+
+	public final synchronized void startTimer() {
+		if (myTimer == null) {
+			myTimer = new Timer();
+			for (Map.Entry<Runnable,Long> entry : myTimerTaskPeriods.entrySet()) {
+				addTimerTaskInternal(entry.getKey(), entry.getValue());
+			} 
+		}
+	}
+
+	public final synchronized void stopTimer() {
+		if (myTimer != null) {
+			myTimer.cancel();
+			myTimer = null;
+			myTimerTasks.clear();
+		}
+	}
+
+	public final synchronized void addTimerTask(Runnable runnable, long periodMilliseconds) {
+		removeTimerTask(runnable);
+		myTimerTaskPeriods.put(runnable, periodMilliseconds);
+		if (myTimer != null) {
+			addTimerTaskInternal(runnable, periodMilliseconds);
+		}
+	}	
+
+	public final synchronized void removeTimerTask(Runnable runnable) {
+		TimerTask task = myTimerTasks.get(runnable);
+		if (task != null) {
+			task.cancel();
+			myTimerTasks.remove(runnable);
+		}
+		myTimerTaskPeriods.remove(runnable);
+	}
 }

src/org/geometerplus/zlibrary/ui/android/library/ZLAndroidActivity.java

@@ -126,6 +126,7 @@ public abstract class ZLAndroidActivity extends Activity {
 
 	private PowerManager.WakeLock myWakeLock;
 	private boolean myWakeLockToCreate;
+	private boolean myStartTimer;
 
 	public final void createWakeLock() {
 		if (myWakeLockToCreate) {
@@ -139,6 +140,10 @@ public abstract class ZLAndroidActivity extends Activity {
 				}
 			}
 		}
+		if (myStartTimer) {
+			ZLApplication.Instance().startTimer();
+			myStartTimer = false;
+		}
 	}
 
 	private final void switchWakeLock(boolean on) {
@@ -161,10 +166,11 @@ public abstract class ZLAndroidActivity extends Activity {
 	@Override
 	public void onResume() {
 		super.onResume();
-		myWakeLockToCreate =
+		switchWakeLock(
 			ZLAndroidApplication.Instance().BatteryLevelToTurnScreenOffOption.getValue() <
-			ZLApplication.Instance().getBatteryLevel();
-		switchWakeLock(true);
+			ZLApplication.Instance().getBatteryLevel()
+		);
+		myStartTimer = true;
 
 		registerReceiver(myBatteryInfoReceiver, new IntentFilter(Intent.ACTION_BATTERY_CHANGED));
 	}
@@ -172,6 +178,7 @@ public abstract class ZLAndroidActivity extends Activity {
 	@Override
 	public void onPause() {
 		unregisterReceiver(myBatteryInfoReceiver);
+		ZLApplication.Instance().stopTimer();
 		switchWakeLock(false);
 		ZLApplication.Instance().onWindowClosing();
 		super.onPause();