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
michael@0:  * file, 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 org.mozilla.gecko.R;
michael@0: 
michael@0: import android.content.Context;
michael@0: import android.graphics.Color;
michael@0: import android.graphics.drawable.ColorDrawable;
michael@0: import android.view.LayoutInflater;
michael@0: import android.view.View;
michael@0: import android.view.ViewGroup;
michael@0: import android.widget.LinearLayout;
michael@0: import android.widget.PopupWindow;
michael@0: 
michael@0: /**
michael@0:  * A popup to show the inflated MenuPanel.
michael@0:  */
michael@0: public class MenuPopup extends PopupWindow {
michael@0:     private LinearLayout mPanel;
michael@0: 
michael@0:     private int mYOffset;
michael@0:     private int mPopupWidth;
michael@0: 
michael@0:     public MenuPopup(Context context) {
michael@0:         super(context);
michael@0: 
michael@0:         setFocusable(true);
michael@0: 
michael@0:         mYOffset = context.getResources().getDimensionPixelSize(R.dimen.menu_popup_offset);
michael@0:         mPopupWidth = context.getResources().getDimensionPixelSize(R.dimen.menu_popup_width);
michael@0: 
michael@0:         // Setting a null background makes the popup to not close on touching outside.
michael@0:         setBackgroundDrawable(new ColorDrawable(Color.TRANSPARENT));
michael@0:         setWindowLayoutMode(View.MeasureSpec.makeMeasureSpec(mPopupWidth, View.MeasureSpec.AT_MOST),
michael@0:                             ViewGroup.LayoutParams.WRAP_CONTENT);
michael@0: 
michael@0:         LayoutInflater inflater = LayoutInflater.from(context);
michael@0:         mPanel = (LinearLayout) inflater.inflate(R.layout.menu_popup, null);
michael@0:         setContentView(mPanel);
michael@0: 
michael@0:         setAnimationStyle(R.style.PopupAnimation);
michael@0:     }
michael@0: 
michael@0:     /**
michael@0:      * Adds the panel with the menu to its content.
michael@0:      *
michael@0:      * @param view The panel view with the menu to be shown.
michael@0:      */
michael@0:     public void setPanelView(View view) {
michael@0:         view.setLayoutParams(new LinearLayout.LayoutParams(mPopupWidth,
michael@0:                                                            LinearLayout.LayoutParams.WRAP_CONTENT));
michael@0: 
michael@0:         mPanel.removeAllViews();
michael@0:         mPanel.addView(view);
michael@0:     }
michael@0: 
michael@0:     /**
michael@0:      * A small little offset.
michael@0:      */
michael@0:     @Override
michael@0:     public void showAsDropDown(View anchor) {
michael@0:         showAsDropDown(anchor, 0, -mYOffset);
michael@0:     }
michael@0: }