Merge "Fix bug 5167078 - Show a 'cheat sheet' popup for icon-only action buttons"

import android.content.Context;

import android.content.res.Resources;

import android.graphics.Rect;

import android.graphics.drawable.Drawable;

import android.text.TextUtils;

import android.util.AttributeSet;

import android.view.Gravity;

import android.view.View;

import android.widget.Button;

import android.widget.ImageButton;

import android.widget.LinearLayout;

import android.widget.Toast;

/**

 * @hide

 */

public class ActionMenuItemView extends LinearLayout

        implements MenuView.ItemView, View.OnClickListener, ActionMenuView.ActionMenuChildView {

        implements MenuView.ItemView, View.OnClickListener, View.OnLongClickListener,

        ActionMenuView.ActionMenuChildView {

    private static final String TAG = "ActionMenuItemView";

    private MenuItemImpl mItemData;

        mTextButton = (Button) findViewById(com.android.internal.R.id.textButton);

        mImageButton.setOnClickListener(this);

        mTextButton.setOnClickListener(this);

        mImageButton.setOnLongClickListener(this);

        setOnClickListener(this);

        setOnLongClickListener(this);

    }

    public MenuItemImpl getItemData() {

    public boolean needsDividerAfter() {

        return hasText();

    }

    @Override

    public boolean onLongClick(View v) {

        if (hasText()) {

            // Don't show the cheat sheet for items that already show text.

            return false;

        }

        final int[] screenPos = new int[2];

        final Rect displayFrame = new Rect();

        getLocationOnScreen(screenPos);

        getWindowVisibleDisplayFrame(displayFrame);

        final Context context = getContext();

        final int width = getWidth();

        final int height = getHeight();

        final int midy = screenPos[1] + height / 2;

        final int screenWidth = context.getResources().getDisplayMetrics().widthPixels;

        Toast cheatSheet = Toast.makeText(context, mItemData.getTitle(), Toast.LENGTH_SHORT);

        if (midy < displayFrame.height()) {

            // Show along the top; follow action buttons

            cheatSheet.setGravity(Gravity.TOP | Gravity.RIGHT,

                    screenWidth - screenPos[0] - width / 2, height);

        } else {

            // Show along the bottom center

            cheatSheet.setGravity(Gravity.BOTTOM | Gravity.CENTER_HORIZONTAL, 0, height);

        }

        cheatSheet.show();

        return true;

    }

}