michael@0: /* -*- Mode: Java; c-basic-offset: 4; tab-width: 20; indent-tabs-mode: nil; -*-
michael@0: /* This Source Code Form is subject to the terms of the Mozilla Public
michael@0:  * License, v. 2.0. If a copy of the MPL was not distributed with this file,
michael@0:  * You can obtain one at http://mozilla.org/MPL/2.0/. */
michael@0: 
michael@0: package org.mozilla.gecko.menu;
michael@0: 
michael@0: import java.util.ArrayList;
michael@0: import java.util.List;
michael@0: 
michael@0: import org.mozilla.gecko.R;
michael@0: 
michael@0: import android.annotation.TargetApi;
michael@0: import android.content.Context;
michael@0: import android.content.res.TypedArray;
michael@0: import android.graphics.drawable.Drawable;
michael@0: import android.util.AttributeSet;
michael@0: import android.view.LayoutInflater;
michael@0: import android.view.View;
michael@0: import android.widget.ImageButton;
michael@0: import android.widget.LinearLayout;
michael@0: import android.os.Build;
michael@0: 
michael@0: public class MenuItemActionView extends LinearLayout
michael@0:                                 implements GeckoMenuItem.Layout,
michael@0:                                            View.OnClickListener {
michael@0:     private static final String LOGTAG = "GeckoMenuItemActionView";
michael@0: 
michael@0:     private MenuItemDefault mMenuItem;
michael@0:     private MenuItemActionBar mMenuButton;
michael@0:     private List<ImageButton> mActionButtons;
michael@0:     private List<View.OnClickListener> mActionButtonListeners = new ArrayList<View.OnClickListener>();
michael@0: 
michael@0:     public MenuItemActionView(Context context) {
michael@0:         this(context, null);
michael@0:     }
michael@0: 
michael@0:     public MenuItemActionView(Context context, AttributeSet attrs) {
michael@0:         this(context, attrs, R.attr.menuItemActionViewStyle);
michael@0:     }
michael@0: 
michael@0:     @TargetApi(14)
michael@0:     public MenuItemActionView(Context context, AttributeSet attrs, int defStyle) {
michael@0:         super(context, attrs);
michael@0: 
michael@0:         // Set these explicitly, since setting a style isn't supported for LinearLayouts until V11.
michael@0:         if (Build.VERSION.SDK_INT >= 11) {
michael@0:             setShowDividers(LinearLayout.SHOW_DIVIDER_MIDDLE);
michael@0:             setDividerDrawable(getResources().getDrawable(R.drawable.divider_vertical));
michael@0:         }
michael@0: 
michael@0:         if (Build.VERSION.SDK_INT >= 14) {
michael@0:             setDividerPadding(0);
michael@0:         }
michael@0: 
michael@0:         LayoutInflater.from(context).inflate(R.layout.menu_item_action_view, this);
michael@0:         mMenuItem = (MenuItemDefault) findViewById(R.id.menu_item);
michael@0:         mMenuButton = (MenuItemActionBar) findViewById(R.id.menu_item_button);
michael@0:         mActionButtons = new ArrayList<ImageButton>();
michael@0:     }
michael@0: 
michael@0:     @Override
michael@0:     protected void onLayout(boolean changed, int left, int top, int right, int bottom) {
michael@0:         View parent = (View) getParent();
michael@0:         final int padding = getPaddingLeft() + getPaddingRight();
michael@0:         final int parentPadding = parent.getPaddingLeft() + parent.getPaddingRight();
michael@0:         if ((right - left - padding) < (parent.getMeasuredWidth() - parentPadding) || mActionButtons.size() != 0) {
michael@0:             // Use the icon.
michael@0:             mMenuItem.setVisibility(View.GONE);
michael@0:             mMenuButton.setVisibility(View.VISIBLE);
michael@0:         } else {
michael@0:             // Use the button.
michael@0:             mMenuItem.setVisibility(View.VISIBLE);
michael@0:             mMenuButton.setVisibility(View.GONE);
michael@0:         }
michael@0: 
michael@0:         super.onLayout(changed, left, top, right, bottom);
michael@0:     }
michael@0: 
michael@0:     @Override
michael@0:     public void initialize(GeckoMenuItem item) {
michael@0:         if (item == null)
michael@0:             return;
michael@0: 
michael@0:         mMenuItem.initialize(item);
michael@0:         mMenuButton.initialize(item);
michael@0:         setEnabled(item.isEnabled());
michael@0:     }
michael@0: 
michael@0:     @Override
michael@0:     public void setEnabled(boolean enabled) {
michael@0:         super.setEnabled(enabled);
michael@0:         mMenuItem.setEnabled(enabled);
michael@0:         mMenuButton.setEnabled(enabled);
michael@0: 
michael@0:         for (ImageButton button : mActionButtons) {
michael@0:              button.setEnabled(enabled);
michael@0:              button.setAlpha(enabled ? 255 : 99);
michael@0:         }
michael@0:     }
michael@0: 
michael@0:     public void setMenuItemClickListener(View.OnClickListener listener) {
michael@0:         mMenuItem.setOnClickListener(listener);
michael@0:         mMenuButton.setOnClickListener(listener);
michael@0:     }
michael@0: 
michael@0:     public void addActionButtonClickListener(View.OnClickListener listener) {
michael@0:         mActionButtonListeners.add(listener);
michael@0:     }
michael@0: 
michael@0:     @Override
michael@0:     public void setShowIcon(boolean show) {
michael@0:         mMenuItem.setShowIcon(show);
michael@0:     }
michael@0: 
michael@0:     public void setIcon(Drawable icon) {
michael@0:         mMenuItem.setIcon(icon);
michael@0:         mMenuButton.setIcon(icon);
michael@0:     }
michael@0: 
michael@0:     public void setIcon(int icon) {
michael@0:         mMenuItem.setIcon(icon);
michael@0:         mMenuButton.setIcon(icon);
michael@0:     }
michael@0: 
michael@0:     public void setTitle(CharSequence title) {
michael@0:         mMenuItem.setTitle(title);
michael@0:         mMenuButton.setContentDescription(title);
michael@0:     }
michael@0: 
michael@0:     public void setSubMenuIndicator(boolean hasSubMenu) {
michael@0:         mMenuItem.setSubMenuIndicator(hasSubMenu);
michael@0:     }
michael@0: 
michael@0:     public void addActionButton(Drawable drawable) {
michael@0:         // If this is the first icon, retain the text.
michael@0:         // If not, make the menu item an icon.
michael@0:         final int count = mActionButtons.size();
michael@0:         mMenuItem.setVisibility(View.GONE);
michael@0:         mMenuButton.setVisibility(View.VISIBLE);
michael@0: 
michael@0:         if (drawable != null) {
michael@0:             ImageButton button = new ImageButton(getContext(), null, R.attr.menuItemShareActionButtonStyle);
michael@0:             button.setImageDrawable(drawable);
michael@0:             button.setOnClickListener(this);
michael@0:             button.setTag(count);
michael@0: 
michael@0:             final int height = (int) (getResources().getDimension(R.dimen.menu_item_row_height));
michael@0:             LinearLayout.LayoutParams params = new LinearLayout.LayoutParams(0, height);
michael@0:             params.weight = 1.0f;
michael@0:             button.setLayoutParams(params);
michael@0: 
michael@0:             // Fill in the action-buttons to the left of the actual menu button.
michael@0:             mActionButtons.add(button);
michael@0:             addView(button, count);
michael@0:         }
michael@0:     }
michael@0: 
michael@0:     @Override
michael@0:     public void onClick(View view) {
michael@0:         for (View.OnClickListener listener : mActionButtonListeners) {
michael@0:             listener.onClick(view);
michael@0:         }
michael@0:     }
michael@0: }