RibbonMenuView.java

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package com.darvds.ribbonmenu;


import java.util.ArrayList;

import org.xmlpull.v1.XmlPullParser;

import org.ros.android.androidSensorMessage.R;
import android.content.Context;
import android.content.res.XmlResourceParser;
import android.os.Parcel;
import android.os.Parcelable;
import android.util.AttributeSet;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.view.animation.AnimationUtils;
import android.widget.AdapterView;
import android.widget.AdapterView.OnItemClickListener;
import android.widget.BaseAdapter;
import android.widget.ImageView;
import android.widget.LinearLayout;
import android.widget.ListView;
import android.widget.TextView;

import com.darvds.ribbonmenu.RibbonMenuView.SavedState;

public class RibbonMenuView extends LinearLayout {

    private ListView rbmListView;
    private View rbmOutsideView;
        
    private iRibbonMenuCallback callback;
    private int button_id;
    private int icon1;
    private int icon2;
    private static ArrayList<RibbonMenuItem> menuItems;
        
        
        public RibbonMenuView(Context context) {
                super(context);
                button_id = -1;
                load();
        }
        
        public RibbonMenuView(Context context, AttributeSet attrs) {
                super(context, attrs);
                button_id = -1;
                load();
        }


        
        
        private void load(){
                
                if(isInEditMode()) return;
                
                
                inflateLayout();                
                
                initUi();
                
                
        }
        
        
        private void inflateLayout(){
                
                
                
                
                try{
                        LayoutInflater.from(getContext()).inflate(R.layout.rbm_menu, this, true);
                        } catch(Exception e){
                                
                        }       
                
                
        }
        
        private void initUi(){
                
                rbmListView = (ListView) findViewById(R.id.rbm_listview);
                rbmOutsideView = (View) findViewById(R.id.rbm_outside_view);
                                
                rbmOutsideView.setOnClickListener(new OnClickListener() {
                        
                        @Override
                        public void onClick(View v) {
                                hideMenu();
                                
                        }
                });
                
                
                rbmListView.setOnItemClickListener(new OnItemClickListener() {

                        @Override
                        public void onItemClick(AdapterView<?> parent, View view,
                                        int position, long id) {

                                if(callback != null)
                                        callback.RibbonMenuItemClick(menuItems.get(position).id);

                                hideMenu();
                        }
                        
                });
                        
                
        }
        
        
        public void setMenuClickCallback(iRibbonMenuCallback callback){
                this.callback = callback;
        }
        
        public void setMenuItems(int menu){
                
                parseXml(menu);
                
                if(menuItems != null && menuItems.size() > 0)
                {
                        rbmListView.setAdapter(new Adapter());
                        
                }
                
                
                
        
        }
        
        
    public void setBackgroundResource(int resource){
        rbmListView.setBackgroundResource(resource);
    }

    public void setItemIcon(int icon1,int icon2){
        this.icon1 = icon1;
        this.icon2 = icon2;
    }

    public void clearButtonId(){
        button_id = -1;
    }

    public int addItem(String text,int icon){
        RibbonMenuItem item = new RibbonMenuItem();
        button_id++;
        item.id = button_id;
        item.text = text;
        if(icon == -1){
            item.icon = icon1;
        }
        else{
            item.icon = icon2;
        }
        menuItems.add(item);

        return button_id;
    }
        
        public void showMenu(){
                rbmOutsideView.setVisibility(View.VISIBLE);     
                                
                rbmListView.setVisibility(View.VISIBLE);        
                rbmListView.startAnimation(AnimationUtils.loadAnimation(getContext(), R.anim.rbm_in_from_left));
                
        }
        
        
        public void hideMenu(){
                
                rbmOutsideView.setVisibility(View.GONE);
                rbmListView.setVisibility(View.GONE);   
                
                rbmListView.startAnimation(AnimationUtils.loadAnimation(getContext(), R.anim.rbm_out_to_left));
                
        }
        
        
        public void toggleMenu(){

            if(rbmOutsideView.getVisibility() == View.GONE){
                        showMenu();
                } else {
                        hideMenu();
                }
        }
        
        
        private void parseXml(int menu){
                
                menuItems = new ArrayList<RibbonMenuView.RibbonMenuItem>();
                
                
                try{
                        XmlResourceParser xpp = getResources().getXml(menu);
                        
                        xpp.next();
                        int eventType = xpp.getEventType();
                        
                        
                        while(eventType != XmlPullParser.END_DOCUMENT){
                                
                                if(eventType == XmlPullParser.START_TAG){
                                        
                                        String elemName = xpp.getName();

                                        if(elemName.equals("item")){

                                                String textId = xpp.getAttributeValue("http://schemas.android.com/apk/res/android", "title");
                                                String iconId = xpp.getAttributeValue("http://schemas.android.com/apk/res/android", "icon");
                                                String resId = xpp.getAttributeValue("http://schemas.android.com/apk/res/android", "id");


                                                RibbonMenuItem item = new RibbonMenuItem();
                                                item.id = Integer.valueOf(resId.replace("@", ""));
                                                item.text = resourceIdToString(textId);
                                                item.icon = Integer.valueOf(iconId.replace("@", ""));

                                                menuItems.add(item);

                                        }
                                        
                                        
                                        
                                }
                                
                                eventType = xpp.next();
                                
                                
                        }
                        
                        
                } catch(Exception e){
                        e.printStackTrace();
                }
                
        }
        
        
        
        
        
        private String resourceIdToString(String text){
                
                if(!text.contains("@")){
                        return text;
                } else {
                                                                        
                        String id = text.replace("@", "");
                                                                        
                        return getResources().getString(Integer.valueOf(id));
                        
                }
                
        }
        
        
        public boolean isMenuVisible(){         
                return rbmOutsideView.getVisibility() == View.VISIBLE;          
        }
        
                
        
        
        @Override 
        protected void onRestoreInstanceState(Parcelable state) {
            SavedState ss = (SavedState)state;
            super.onRestoreInstanceState(ss.getSuperState());

            if (ss.bShowMenu)
                showMenu();
            else
                hideMenu();
        }
        
        

        @Override 
        protected Parcelable onSaveInstanceState()      {
            Parcelable superState = super.onSaveInstanceState();
            SavedState ss = new SavedState(superState);

            ss.bShowMenu = isMenuVisible();

            return ss;
        }

        static class SavedState extends BaseSavedState {
            boolean bShowMenu;

            SavedState(Parcelable superState) {
                super(superState);
            }

            private SavedState(Parcel in) {
                super(in);
                bShowMenu = (in.readInt() == 1);
            }

            @Override
            public void writeToParcel(Parcel out, int flags) {
                super.writeToParcel(out, flags);
                out.writeInt(bShowMenu ? 1 : 0);
            }

            public static final Parcelable.Creator<SavedState> CREATOR
                    = new Parcelable.Creator<SavedState>() {
                public SavedState createFromParcel(Parcel in) {
                    return new SavedState(in);
                }

                public SavedState[] newArray(int size) {
                    return new SavedState[size];
                }
            };
        }
        
        
        
        public class RibbonMenuItem{
                int id;
                String text;
                int icon;
        }
        
        
        
        private class Adapter extends BaseAdapter {

                private LayoutInflater inflater;
                
                public Adapter(){
                        inflater = LayoutInflater.from(getContext());
                }
                
                
                
                @Override
                public int getCount() {
                        return menuItems.size();
                }

                @Override
                public Object getItem(int position) {
                        return null;
                }

                @Override
                public long getItemId(int position) {
                        return 0;
                }

                @Override
                public View getView(int position, View convertView, ViewGroup parent) {
                        
                        final ViewHolder holder;
                        
                        if(convertView == null || convertView instanceof TextView){
                                convertView = inflater.inflate(R.layout.rbm_item, null);
                                
                                holder = new ViewHolder();
                                holder.image = (ImageView) convertView.findViewById(R.id.rbm_item_icon);
                                holder.text = (TextView) convertView.findViewById(R.id.rbm_item_text);
                                                
                                convertView.setTag(holder);
                        
                        } else {
                        
                                holder = (ViewHolder) convertView.getTag();
                        }
                        
                        holder.image.setImageResource(menuItems.get(position).icon);
                        holder.text.setText(menuItems.get(position).text);
                        
                        
                        return convertView;
                }
                
                
                class ViewHolder {
                        TextView text;
                        ImageView image;
                
                }
                        
                
                
                
        }
        


}