The Tor Browser / file revision

 /* -*- Mode: Java; c-basic-offset: 4; tab-width: 20; indent-tabs-mode: nil; -*-

 /* This Source Code Form is subject to the terms of the Mozilla Public

  * License, v. 2.0. If a copy of the MPL was not distributed with this file,

  * You can obtain one at http://mozilla.org/MPL/2.0/. */

 package org.mozilla.gecko.menu;

 import java.util.ArrayList;

 import java.util.List;

 import org.mozilla.gecko.R;

 import android.annotation.TargetApi;

 import android.content.Context;

 import android.content.res.TypedArray;

 import android.graphics.drawable.Drawable;

 import android.util.AttributeSet;

 import android.view.LayoutInflater;

 import android.view.View;

 import android.widget.ImageButton;

 import android.widget.LinearLayout;

 import android.os.Build;

 public class MenuItemActionView extends LinearLayout

                                 implements GeckoMenuItem.Layout,

                                            View.OnClickListener {

     private static final String LOGTAG = "GeckoMenuItemActionView";

     private MenuItemDefault mMenuItem;

     private MenuItemActionBar mMenuButton;

     private List<ImageButton> mActionButtons;

     private List<View.OnClickListener> mActionButtonListeners = new ArrayList<View.OnClickListener>();

     public MenuItemActionView(Context context) {

         this(context, null);

     }

     public MenuItemActionView(Context context, AttributeSet attrs) {

         this(context, attrs, R.attr.menuItemActionViewStyle);

     }

     @TargetApi(14)

     public MenuItemActionView(Context context, AttributeSet attrs, int defStyle) {

         super(context, attrs);

         // Set these explicitly, since setting a style isn't supported for LinearLayouts until V11.

         if (Build.VERSION.SDK_INT >= 11) {

             setShowDividers(LinearLayout.SHOW_DIVIDER_MIDDLE);

             setDividerDrawable(getResources().getDrawable(R.drawable.divider_vertical));

         }

         if (Build.VERSION.SDK_INT >= 14) {

             setDividerPadding(0);

         }

         LayoutInflater.from(context).inflate(R.layout.menu_item_action_view, this);

         mMenuItem = (MenuItemDefault) findViewById(R.id.menu_item);

         mMenuButton = (MenuItemActionBar) findViewById(R.id.menu_item_button);

         mActionButtons = new ArrayList<ImageButton>();

     }

     @Override

     protected void onLayout(boolean changed, int left, int top, int right, int bottom) {

         View parent = (View) getParent();

         final int padding = getPaddingLeft() + getPaddingRight();

         final int parentPadding = parent.getPaddingLeft() + parent.getPaddingRight();

         if ((right - left - padding) < (parent.getMeasuredWidth() - parentPadding) || mActionButtons.size() != 0) {

             // Use the icon.

             mMenuItem.setVisibility(View.GONE);

             mMenuButton.setVisibility(View.VISIBLE);

         } else {

             // Use the button.

             mMenuItem.setVisibility(View.VISIBLE);

             mMenuButton.setVisibility(View.GONE);

         }

         super.onLayout(changed, left, top, right, bottom);

     }

     @Override

     public void initialize(GeckoMenuItem item) {

         if (item == null)

             return;

         mMenuItem.initialize(item);

         mMenuButton.initialize(item);

         setEnabled(item.isEnabled());

     }

     @Override

     public void setEnabled(boolean enabled) {

         super.setEnabled(enabled);

         mMenuItem.setEnabled(enabled);

         mMenuButton.setEnabled(enabled);

         for (ImageButton button : mActionButtons) {

              button.setEnabled(enabled);

              button.setAlpha(enabled ? 255 : 99);

         }

     }

     public void setMenuItemClickListener(View.OnClickListener listener) {

         mMenuItem.setOnClickListener(listener);

         mMenuButton.setOnClickListener(listener);

     }

     public void addActionButtonClickListener(View.OnClickListener listener) {

         mActionButtonListeners.add(listener);

     }

     @Override

     public void setShowIcon(boolean show) {

         mMenuItem.setShowIcon(show);

     }

     public void setIcon(Drawable icon) {

         mMenuItem.setIcon(icon);

         mMenuButton.setIcon(icon);

     }

     public void setIcon(int icon) {

         mMenuItem.setIcon(icon);

         mMenuButton.setIcon(icon);

     }

     public void setTitle(CharSequence title) {

         mMenuItem.setTitle(title);

         mMenuButton.setContentDescription(title);

     }

     public void setSubMenuIndicator(boolean hasSubMenu) {

         mMenuItem.setSubMenuIndicator(hasSubMenu);

     }

     public void addActionButton(Drawable drawable) {

         // If this is the first icon, retain the text.

         // If not, make the menu item an icon.

         final int count = mActionButtons.size();

         mMenuItem.setVisibility(View.GONE);

         mMenuButton.setVisibility(View.VISIBLE);

         if (drawable != null) {

             ImageButton button = new ImageButton(getContext(), null, R.attr.menuItemShareActionButtonStyle);

             button.setImageDrawable(drawable);

             button.setOnClickListener(this);

             button.setTag(count);

             final int height = (int) (getResources().getDimension(R.dimen.menu_item_row_height));

             LinearLayout.LayoutParams params = new LinearLayout.LayoutParams(0, height);

             params.weight = 1.0f;

             button.setLayoutParams(params);

             // Fill in the action-buttons to the left of the actual menu button.

             mActionButtons.add(button);

             addView(button, count);

         }

     }

     @Override

     public void onClick(View view) {

         for (View.OnClickListener listener : mActionButtonListeners) {

             listener.onClick(view);

         }

     }

 }