Android Open Source - markj Jw Base Drop Down

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License

The source code is released under:

GNU Lesser General Public License

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Java Source Code

package com.markjmind.mobile.api.android.ui.view;
//from  w w  w .ja v  a 2  s . co m
import android.app.Dialog;
import android.content.Context;
import android.os.Bundle;
import android.view.View;
import android.view.View.OnClickListener;
import android.view.ViewGroup.LayoutParams;
import android.view.animation.Animation;
import android.view.animation.Animation.AnimationListener;
import android.widget.FrameLayout;
/**
 * 
 * @author ???
 * @email markjmind@gmail.com
 */
public class JwBaseDropDown extends Dialog implements OnClickListener{
  private FrameLayout frame;
  private View contentView;
  private Animation animIn;
  private Animation animOut;
  
  protected JwBaseDropDown(Context context){
    super(context , android.R.style.Theme_Translucent_NoTitleBar);
  }
  
  public JwBaseDropDown(Context context, View contentView) {
     super(context , android.R.style.Theme_Translucent_NoTitleBar);
     this.contentView = contentView;
  }
  
  protected void setMainContentView(View contentView){
    this.contentView = contentView;
  }
  
  public void setAnimationIn(Animation animIn){
    this.animIn = animIn;
  }
  public void setAnimationOut(Animation animOut){
    this.animOut = animOut;
  }
  protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    frame=new FrameLayout(getContext());
    frame.setLayoutParams(new LayoutParams(LayoutParams.MATCH_PARENT, LayoutParams.MATCH_PARENT));
    contentView.setClickable(true);
    if(animIn!=null){
      contentView.setAnimation(animIn);
    }
    frame.addView(contentView);
    super.setContentView(frame);
    frame.setOnClickListener(this);
  }

  
  public void show(View onClickView) {
    super.show();
    int width = onClickView.getWidth();
    int height = onClickView.getHeight();
    int[] location = new int[2];
    int[] flLoc = new int[2];
    frame.getLocationInWindow(flLoc);
    onClickView.getLocationInWindow(location);
    location[1] = location[1]-getStatusBarHeight()+height;
    frame.setPadding(location[0], location[1], 0, 0);
  }
  
  public void show(View v,float childWidth, float childHeight) {
    super.show();
    int width = v.getWidth();
    int height = v.getHeight();
    int[] location = new int[2];
    int[] flLoc = new int[2];
    frame.getLocationInWindow(flLoc);
    v.getLocationInWindow(location);
    location[1] = location[1]-getStatusBarHeight()+height;
    frame.setPadding(location[0], location[1], 0, 0);
  }

  @Override
  public void onClick(View v) {
    this.dismiss();
  }
  
  public int getStatusBarHeight() {
        int result = 0;
        int resourceId = getContext().getResources().getIdentifier("status_bar_height", "dimen", "android");
        if (resourceId > 0) {
            result =  getContext().getResources().getDimensionPixelSize(resourceId);
        }
        return result;
  }
  
  @Override
  public void dismiss() {
    if(animOut!=null){
      animOut.setAnimationListener(new AnimationListener() {
        @Override
        public void onAnimationStart(Animation animation) {
        }
        @Override
        public void onAnimationRepeat(Animation animation) {
        }
        @Override
        public void onAnimationEnd(Animation animation) {
          JwBaseDropDown.super.dismiss();
        }
      });
      contentView.startAnimation(animOut);
    }else{
      super.dismiss();
    }
    
  }
  
  @Override
  public void onBackPressed() {
    dismiss();
  }
}

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