Merge "Show content description popups when long-pressing action bar tabs" into jb-mr1-dev (f3db7179) · Commits · e / os / android_frameworks_base

core/java/com/android/internal/widget/ScrollingTabContainerView.java

+32 −2

Original line number	Diff line number	Diff line
		@@ -23,7 +23,9 @@ import android.animation.TimeInterpolator;
		import android.app.ActionBar;
		import android.content.Context;
		import android.content.res.Configuration;
		import android.graphics.Rect;
		import android.graphics.drawable.Drawable;
		import android.text.TextUtils;
		import android.text.TextUtils.TruncateAt;
		import android.view.Gravity;
		import android.view.View;
		@@ -38,6 +40,7 @@ import android.widget.LinearLayout;
		import android.widget.ListView;
		import android.widget.Spinner;
		import android.widget.TextView;
		import android.widget.Toast;

		/**
		* This widget implements the dynamic action bar tab behavior that can change
		@@ -352,7 +355,7 @@ public class ScrollingTabContainerView extends HorizontalScrollView
		tabView.getTab().select();
		}

		private class TabView extends LinearLayout {
		private class TabView extends LinearLayout implements OnLongClickListener {
		private ActionBar.Tab mTab;
		private TextView mTextView;
		private ImageView mIconView;
		@@ -426,7 +429,8 @@ public class ScrollingTabContainerView extends HorizontalScrollView
		mIconView.setImageDrawable(null);
		}

		if (text != null) {
		final boolean hasText = !TextUtils.isEmpty(text);
		if (hasText) {
		if (mTextView == null) {
		TextView textView = new TextView(getContext(), null,
		com.android.internal.R.attr.actionBarTabTextStyle);
		@@ -448,7 +452,33 @@ public class ScrollingTabContainerView extends HorizontalScrollView
		if (mIconView != null) {
		mIconView.setContentDescription(tab.getContentDescription());
		}

		if (!hasText && !TextUtils.isEmpty(tab.getContentDescription())) {
		setOnLongClickListener(this);
		} else {
		setOnLongClickListener(null);
		setLongClickable(false);
		}
		}
		}

		public boolean onLongClick(View v) {
		final int[] screenPos = new int[2];
		getLocationOnScreen(screenPos);

		final Context context = getContext();
		final int width = getWidth();
		final int height = getHeight();
		final int screenWidth = context.getResources().getDisplayMetrics().widthPixels;

		Toast cheatSheet = Toast.makeText(context, mTab.getContentDescription(),
		Toast.LENGTH_SHORT);
		// Show under the tab
		cheatSheet.setGravity(Gravity.TOP \| Gravity.CENTER_HORIZONTAL,
		(screenPos[0] + width / 2) - screenWidth / 2, height);

		cheatSheet.show();
		return true;
		}

		public ActionBar.Tab getTab() {