自定义Dialog对话框

自定义dialog
package com.zhiduan.crowdclient.view;
import com.zhiduan.crowdclient.MyApplication;
import com.zhiduan.crowdclient.R;
import android.app.Activity;
import android.app.Dialog;
import android.content.Context;
import android.view.Display;
import android.view.Gravity;
import android.view.LayoutInflater;
import android.view.View;
import android.view.View.OnClickListener;
import android.view.Window;
import android.view.WindowManager;
import android.widget.Button;
import android.widget.ImageView;
/**
* 单点登录提示窗口（该账号在另一设备登录）
*
* @author yxx
*
* @date 2016-5-3 下午10:00:31
*
*/
public class SingleLoginDialog{
public static boolean isShow = false;
static Dialog dialog;
// 弹窗结果回调函数
public static abstract class ResultCallback {
public abstract void callback(boolean result);
}
public SingleLoginDialog(Context context){
}
/**
* @param context
* @param strMessage
*/
public static void showMyDialog(Context context, final ResultCallback callback){
if(dialog != null){
dialog.dismiss();
}
dialog = new Dialog(context, R.style.dialog);
LayoutInflater inflater = dialog.getLayoutInflater();
View layout = inflater.inflate(R.layout.dialog_single_login, null);
Button btnOK = (Button) layout.findViewById(R.id.btn_single_login_ok);
ImageView img = (ImageView) layout.findViewById(R.id.imageView1);
btnOK.setOnClickListener(new OnClickListener() {
@Override
public void onClick(View arg0) {
callback.callback(true);
dialog.dismiss();
}
});
img.setOnClickListener(new OnClickListener() {
@Override
public void onClick(View arg0) {
// TODO Auto-generated method stub
dialog.dismiss();
}
});
dialog.setContentView(layout);
dialog.setCancelable(false);
dialog.setCanceledOnTouchOutside(false);
dialog.show();
setDialogWindowAttr(dialog, context);
isShow = true;
}
/**
* 关闭窗口
*/
public static void closeDialog(){
SingleLoginDialog.isShow = false;
if(dialog != null){
dialog.dismiss();
}
}

//在dialog.show()之后调用
public static void setDialogWindowAttr(Dialog dlg,Context ctx){
WindowManager wm = ((Activity) ctx).getWindowManager();
Display display = wm.getDefaultDisplay(); // 为获取屏幕宽、高
Window window = dlg.getWindow();
WindowManager.LayoutParams lp = window.getAttributes();
lp.gravity = Gravity.CENTER;
lp.width = (int) (display.getWidth()/1.5);
lp.height = (int) (display.getHeight()/3);
dlg.getWindow().setAttributes(lp);
}
}

styles.xml
<style name="dialog" parent="@android:style/Theme.Dialog">
<item name="android:windowFrame">@null</item>
<item name="android:windowIsFloating">true</item>
<item name="android:windowIsTranslucent">false</item>
<item name="android:windowNoTitle">true</item>
<item name="android:background">@android:color/transparent</item>
<item name="android:windowBackground">@android:color/transparent</item>
<!-- 隐藏标题栏 -->
<item name="android:backgroundDimEnabled">true</item>
<item name="android:backgroundDimAmount">0.6</item>
<!-- 对话框外区域的灰度 -->
</style>