import java.util.ArrayList;
import com.cric.R;
import android.content.Context;
import android.content.res.Resources;
import android.graphics.drawable.Drawable;
import android.util.AttributeSet;
import android.widget.ImageView;
import android.widget.LinearLayout;
public class PageIndicator extends LinearLayout {
private Context mContext;
private Drawable mCurrentDrawable;
private Drawable mNormalDrawable;
private int mCurrentPage = 0;
private int mMaxPage = 0 ;
private ArrayList<ImageView> arrList ;
public PageIndicator(Context context) {
super(context);
this.mContext = context;
// TODO Auto-generated constructor stub
}
public PageIndicator(Context paramContext, AttributeSet paramAttributeSet)
{
super(paramContext, paramAttributeSet);
this.mContext = paramContext;
loadDefaultDrawable();
}
private void loadDefaultDrawable()
{
Resources localResources = this.mContext.getResources();
this.mNormalDrawable = localResources.getDrawable(R.drawable.indicator);
this.mCurrentDrawable = localResources.getDrawable(R.drawable.indicator_cur);
}
public void setMaxPage(int maxNum)
{
this.mMaxPage = maxNum;
init();
}
private void init(){
removeAllViews();
arrList = new ArrayList<ImageView>();
int i = 0 ;
if(i>=this.mMaxPage)
{
return;
}
//ImageView localImageView = new ImageView(this.mContext);
//localImageView.setPadding(5, 0, 5, 0);
//if(i==this.mCurrentPage)
//{
//localImageView.setImageDrawable(this.mCurrentDrawable);
//}
for (i = 0; i < this.mMaxPage; i++) {
ImageView localImageView = new ImageView(this.mContext);
localImageView.setPadding(5, 0, 5, 0);
addView(localImageView);
if(i==0){
localImageView.setImageDrawable(this.mCurrentDrawable);
this.arrList.add(localImageView);
}else
{
localImageView.setImageDrawable(this.mNormalDrawable);
this.arrList.add(localImageView);
}
}
}
public void pre(){
setPage(-1+this.mCurrentPage);
}
public void next(){
setPage(1+this.mCurrentPage);
}
public void setPage(int curPage)
{
if(curPage>=this.mMaxPage || curPage<0 || curPage==this.mCurrentPage)
{
return;
}
this.arrList.get(curPage).setImageDrawable(this.mCurrentDrawable);
this.arrList.get(this.mCurrentPage).setImageDrawable(this.mNormalDrawable);
this.mCurrentPage = curPage;
}
}
