public class RollActivity extends Activity {
private View view;
private Button btn;
private PopupWindow mPopupWindow;
private View[] btns;
/** Called when the activity is first created. */
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.main);
// LinearLayout layout=(LinearLayout) view.findViewById(R.id.layout_main);
// //设置背景图片旋转180
// Bitmap mBitmap=setRotate(R.drawable.bg_kuang);
// BitmapDrawable drawable=new BitmapDrawable(mBitmap);
// layout.setBackgroundDrawable(drawable);
btn=(Button) this.findViewById(R.id.btn);
btn.setOnClickListener(new OnClickListener(){
@Override
public void onClick(View v) {
// TODO Auto-generated method stub
showPopupWindow(btn);
}
});
initPopupWindow(R.layout.popwindow);
}
private void initPopupWindow(int resId){
LayoutInflater mLayoutInflater = (LayoutInflater)getSystemService(LAYOUT_INFLATER_SERVICE);
view = mLayoutInflater.inflate(resId, null);
mPopupWindow = new PopupWindow(view, 400,LayoutParams.WRAP_CONTENT);
// mPopupWindow.setBackgroundDrawable(new BitmapDrawable());//必须设置background才能消失
mPopupWindow.setBackgroundDrawable(getResources().getDrawable(R.drawable.bg_frame));
mPopupWindow.setOutsideTouchable(true);
//自定义动画
// mPopupWindow.setAnimationStyle(R.style.PopupAnimation);
//使用系统动画
mPopupWindow.setAnimationStyle(android.R.style.Animation_Dialog);
mPopupWindow.update();
mPopupWindow.setTouchable(true);
mPopupWindow.setFocusable(true);
btns=new View[3];
btns[0]=view.findViewById(R.id.btn_0);
btns[1]=view.findViewById(R.id.btn_1);
btns[2]=view.findViewById(R.id.btn_2);
btns[0].setOnClickListener(new OnClickListener() {
@Override
public void onClick(View v) {
// TODO Auto-generated method stub
//doSomething
}
});
btns[1].setOnClickListener(new OnClickListener() {
@Override
public void onClick(View v) {
// TODO Auto-generated method stub
//doSomething
}
});
btns[2].setOnClickListener(new OnClickListener() {
@Override
public void onClick(View v) {
// TODO Auto-generated method stub
//doSomething
}
});
}
private void showPopupWindow(View view) {
if(!mPopupWindow.isShowing()){
// mPopupWindow.showAsDropDown(view,0,0);
mPopupWindow.showAtLocation(view, Gravity.CENTER, 0, 0);
}
}
public Bitmap setRotate(int resId) {
Matrix mFgMatrix = new Matrix();
Bitmap mFgBitmap = BitmapFactory.decodeResource(getResources(), resId);
mFgMatrix.setRotate(180f);
return mFgBitmap=Bitmap.createBitmap(mFgBitmap, 0, 0,
mFgBitmap.getWidth(), mFgBitmap.getHeight(), mFgMatrix, true);
}
}
PopupWindow的布局popwindow.xml
注意3个LinearLayout里必须设置clickable和background,这样当点击上去的时候才会有点击效果。
android:clickable=”true”
android:background=”@drawable/state_btn_pressed”
state_btn_pressed.xml,点击的效果:
Android 模仿迅雷的 PopupWindow 出现/消失动画
出现:
消失:
最后用下面的 XML 封装:
-
- 大小: 22.1 KB
- DraweRoll.rar (111 KB)
- 下载次数: 981
- 查看图片附件
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