Android效果：FrameLayout实现中间头像的Dialog

<?xml version="1.0" encoding="utf-8"?>
<FrameLayout xmlns:android="http://schemas.android.com/apk/res/android"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:background="@android:color/transparent">

<LinearLayout
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:layout_marginTop="@dimen/dp_35"
android:background="@color/white"
android:gravity="center_horizontal"
android:orientation="vertical">

<LinearLayout
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:layout_marginTop="@dimen/dp_50"
android:gravity="center_horizontal"
android:orientation="horizontal">

<TextView
android:id="@+id/txt_name"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="冒险样"
android:textColor="@color/text_color_normal"
android:textSize="@dimen/font_size_25sp" />

<ImageView
android:id="@+id/img_statue"
android:layout_width="wrap_content"
android:layout_height="wrap_content" />

</LinearLayout>

<TextView
android:id="@+id/txt_phone"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_marginTop="@dimen/dp_10"
android:text="13410268689"
android:textColor="@color/text_color_normal"
android:textSize="@dimen/font_size_16sp" />

<Button
android:id="@+id/btn_say_hello"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:layout_marginLeft="@dimen/dp_20"
android:layout_marginRight="@dimen/dp_20"
android:background="@drawable/logout"
android:layout_marginTop="@dimen/dp_20"
android:layout_marginBottom="@dimen/dp_20"
android:text="即可打招呼 获见面大礼"
android:textColor="@color/white"
android:textSize="@dimen/font_size_20sp" />
</LinearLayout>

<com.meitianhui.convenitenbuy.widget.CircleImageView
android:id="@+id/imgHead"
android:layout_width="@dimen/dp_70"
android:layout_height="@dimen/dp_70"
android:layout_gravity="top|center_horizontal"
android:src="@drawable/commfra_img_jx" />
</FrameLayout>

public class SayHelloDialog extends Dialog {
private Context mContext;
private Activity mActivity;
private SayHelloClickListener listener;
private CircleImageView imgHead;//
private TextView txt_name;//
private ImageView img_statue;//等级
private TextView txt_phone;//电话
private Button btn_say_hello;//跳转
public SayHelloDialog(Context context, SayHelloClickListener l) {
super(context);
this.mContext = context;
}

public SayHelloDialog(Activity context, int themeResId, SayHelloClickListener l) {
super(context, themeResId);
mContext = context;
mActivity = context;
this.listener = l;
}

@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.dialog_say_hello);

DisplayMetrics metric = new DisplayMetrics();
mActivity.getWindowManager().getDefaultDisplay().getMetrics(metric);
WindowManager.LayoutParams p = getWindow().getAttributes();
p.width = (int) (metric.widthPixels - 100);
Window window = getWindow();
window.setAttributes(p);
window.setGravity(Gravity.CENTER);
setCancelable(true);
this.setCanceledOnTouchOutside(true);

imgHead = (CircleImageView)findViewById(R.id.imgHead);
txt_name = (TextView)findViewById(R.id.txt_name);
txt_phone = (TextView)findViewById(R.id.txt_phone);
img_statue = (ImageView) findViewById(R.id.img_statue);
btn_say_hello = (Button) findViewById(R.id.btn_say_hello);

btn_say_hello.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
listener.sayHello();
dismiss();
}
});
}

public interface SayHelloClickListener {
public void sayHello();
}

}