Tab.java :  » UnTagged » androidtabs » com » gregbugaj » tabwidget » Android Open Source

package com.gregbugaj.tabwidget;

import android.app.Activity;
import android.app.Dialog;
import android.content.Context;
import android.content.Intent;
import android.graphics.Bitmap;
import android.graphics.BitmapFactory;
import android.view.MotionEvent;
import android.view.View;
import android.view.View.OnClickListener;
import android.view.View.OnTouchListener;
import android.widget.ImageButton;
import android.widget.Toast;

public class Tab {
  private static final String TAG = Tab.class.getSimpleName();
  private int resourceIcon;
  private int resourceIconSelected=0;

  private Activity context;
  private Intent intent;

  private View view;
  private ImageButton btn;
  private String tabTag;

  public int preferedHeight=-1;
  private boolean isSelected;
  private int transparentResourceID;
  private Dialog dialog;
  private int requestCode=-1;

  public Tab(Activity context, String tabTag) {
    if(context==null){
      throw new IllegalStateException("Context can't be null");
    }
    this.tabTag=tabTag;
    this.context=context;  
  }

  public void setIcon(int resourceIcon) {
    this.resourceIcon=resourceIcon;

  }

  public void setIconSelected(int resourceIcon) {
    this.resourceIconSelected=resourceIcon;
  }

  public void setIntent(Intent intent, int requestForResult) {
    this.intent = intent;
    this.requestCode=requestForResult;
  }
  
  public void setIntent(Intent intent) {
    this.intent = intent;
  }

  
  public Intent getIntent() {
    return intent;
  }

  public View getView() {
    if(view==null){
      createView();
    }
    return view;
  }

  private void createView() {
    btn = new ImageButton(context);
    btn.setMaxHeight(preferedHeight);
    btn.setMinimumHeight(preferedHeight);
    btn.setPadding(0, 0, 0, 0);
    int iconId=resourceIcon;

    if(isSelected && resourceIconSelected!=0){
      iconId=resourceIconSelected;
    }
    Bitmap icon=BitmapFactory.decodeResource(context.getResources(), iconId);

    btn.setBackgroundResource(transparentResourceID);
    btn.setImageBitmap(icon);

    bindListeners();
    view=btn;
  }

  private void bindListeners() {
    btn.setOnClickListener(new OnClickListener(){
      @Override
      public void onClick(View view) {
        //  btn.setBackgroundColor(Color.BLUE);
        if(intent==null && dialog==null){
          Toast.makeText(context, "Intent or Dialog not set for '"+tabTag+"'",Toast.LENGTH_SHORT).show();
          //  context.finish();
        }else if(intent!=null && dialog!=null){
          Toast.makeText(context, " Only ONE can be set Intent or Dialog for '"+tabTag+"'",Toast.LENGTH_SHORT).show();
        }else{    
          if(intent!=null){            
            if(requestCode!=-1){
              context.startActivityForResult(intent, requestCode);
            }else{
              context.startActivity(intent);
            }
          }else if(dialog!=null){
            dialog.show();
          }

        }

      }
    });

    btn.setOnTouchListener(new OnTouchListener(){
      @Override
      public boolean onTouch(View view, MotionEvent e) {
        if(e.getAction()==MotionEvent.ACTION_DOWN){
          btn.setBackgroundColor(0x200000FF);
        }else if(e.getAction()==MotionEvent.ACTION_UP){    
          //Set back to transparent color 00==Full transparencty 255 == none
          btn.setBackgroundColor(0x00FFFFFF);
        }          
        return false;
      }
    });
  }


  public String getTag() {
    return tabTag;
  }

  public void setSelected(boolean isSelected) {
    this.isSelected = isSelected;
  }

  public void setTransparentResourceID(int transparentResourceID) {
    this.transparentResourceID = transparentResourceID;
  }

  public void setDialog(Dialog dialog) {
    this.dialog=dialog;    
  }


}