am 7eb5ce03: Merge "Update date format in panel on locale change." into klp-dev (6812b03e) · Commits · e / os / android_frameworks_base

packages/SystemUI/src/com/android/systemui/statusbar/policy/DateView.java

+20 −62

Original line number	Diff line number	Diff line
		@@ -21,6 +21,7 @@ import android.content.Context;
		import android.content.Intent;
		import android.content.IntentFilter;
		import android.util.AttributeSet;
		import android.util.Log;
		import android.view.View;
		import android.view.ViewParent;
		import android.widget.TextView;
		@@ -39,10 +40,7 @@ public class DateView extends TextView {
		private final Date mCurrentTime = new Date();

		private SimpleDateFormat mDateFormat;
		private boolean mChangedLocale;
		private boolean mAttachedToWindow;
		private boolean mWindowVisible;
		private boolean mUpdating;
		private String mLastText;

		private BroadcastReceiver mIntentReceiver = new BroadcastReceiver() {
		@Override
		@@ -53,7 +51,8 @@ public class DateView extends TextView {
		\|\| Intent.ACTION_TIMEZONE_CHANGED.equals(action)
		\|\| Intent.ACTION_LOCALE_CHANGED.equals(action)) {
		if (Intent.ACTION_LOCALE_CHANGED.equals(action)) {
		mChangedLocale = true;
		// need to get a fresh date format
		mDateFormat = null;
		}
		updateClock();
		}
		@@ -67,80 +66,39 @@ public class DateView extends TextView {
		@Override
		protected void onAttachedToWindow() {
		super.onAttachedToWindow();
		mAttachedToWindow = true;
		setUpdates();
		}

		@Override
		protected void onDetachedFromWindow() {
		super.onDetachedFromWindow();
		mAttachedToWindow = false;
		setUpdates();
		}
		IntentFilter filter = new IntentFilter();
		filter.addAction(Intent.ACTION_TIME_TICK);
		filter.addAction(Intent.ACTION_TIME_CHANGED);
		filter.addAction(Intent.ACTION_TIMEZONE_CHANGED);
		filter.addAction(Intent.ACTION_LOCALE_CHANGED);
		mContext.registerReceiver(mIntentReceiver, filter, null, null);

		@Override
		protected void onWindowVisibilityChanged(int visibility) {
		super.onWindowVisibilityChanged(visibility);
		mWindowVisible = visibility == VISIBLE;
		setUpdates();
		updateClock();
		}

		@Override
		protected void onVisibilityChanged(View changedView, int visibility) {
		super.onVisibilityChanged(changedView, visibility);
		setUpdates();
		}
		protected void onDetachedFromWindow() {
		super.onDetachedFromWindow();

		@Override
		protected int getSuggestedMinimumWidth() {
		// makes the large background bitmap not force us to full width
		return 0;
		mDateFormat = null; // reload the locale next time
		mContext.unregisterReceiver(mIntentReceiver);
		}

		protected void updateClock() {
		if (mDateFormat == null \|\| mChangedLocale) {
		if (mDateFormat == null) {
		final String dateFormat = getContext().getString(R.string.system_ui_date_pattern);
		final Locale l = Locale.getDefault();
		final String fmt = ICU.getBestDateTimePattern(dateFormat, l.toString());
		mDateFormat = new SimpleDateFormat(fmt, l);
		mChangedLocale = false;
		}

		mCurrentTime.setTime(System.currentTimeMillis());
		setText(mDateFormat.format(mCurrentTime));
		}

		private boolean isVisible() {
		View v = this;
		while (true) {
		if (v.getVisibility() != VISIBLE) {
		return false;
		}
		final ViewParent parent = v.getParent();
		if (parent instanceof View) {
		v = (View)parent;
		} else {
		return true;
		}
		}
		}

		private void setUpdates() {
		boolean update = mAttachedToWindow && mWindowVisible && isVisible();
		if (update != mUpdating) {
		mUpdating = update;
		if (update) {
		// Register for Intent broadcasts for the clock and battery
		IntentFilter filter = new IntentFilter();
		filter.addAction(Intent.ACTION_TIME_TICK);
		filter.addAction(Intent.ACTION_TIME_CHANGED);
		filter.addAction(Intent.ACTION_TIMEZONE_CHANGED);
		filter.addAction(Intent.ACTION_LOCALE_CHANGED);
		mContext.registerReceiver(mIntentReceiver, filter, null, null);
		updateClock();
		} else {
		mContext.unregisterReceiver(mIntentReceiver);
		}
		final String text = mDateFormat.format(mCurrentTime);
		if (!text.equals(mLastText)) {
		setText(text);
		mLastText = text;
		}
		}
		}