android 自定义 dialog

 

1. 继承Dialog类

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import android.animation.ObjectAnimator; import android.app.Dialog; import android.content.Context; import android.view.LayoutInflater; import android.view.View; import android.view.animation.LinearInterpolator; import android.widget.ImageView; import android.widget.TextView; import com.xxx.xxx.R; import com.xxx.xxx.interfaces.ILoadingListening;   public class XXXLoadingDialog extends Dialog implements ILoadingListening {     private Context context;     private ImageView progress;       public LoadingDialog(Context context, String msg) {         super(context, R.style.no_title);         this.context = context;         initView(msg);     }       private void initView(String msg) {         View dialogView = LayoutInflater.from(context).inflate(R.layout.XXXloading, null);         setContentView(dialogView);         setCanceledOnTouchOutside(false);         setCancelable(true);           progress = dialogView.findViewById(R.id.progress);         TextView title = dialogView.findViewById(R.id.title);         if (msg != null && msg.length() > 0) {             title.setText(msg);         }     }       @Override     public void show() {         super.show();         ObjectAnimator rotation = ObjectAnimator.ofFloat(progress, "rotation", 0f, 359f);         rotation.setRepeatCount(ObjectAnimator.INFINITE);         rotation.setInterpolator(new LinearInterpolator());         rotation.setDuration(1000);         rotation.start();     }       @Override     public void setIsCancelLoading(boolean iscancel) {         setCancelable(iscancel);     }       @Override     public void showLoading() {         show();     }       @Override     public void hiedLoading() {         if (isShowing()) {             dismiss();         }     } }

　　2. dialog布局

　　

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<?xml version="1.0" encoding="utf-8"?> <RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"     android:layout_width="match_parent"     android:layout_height="match_parent">       <LinearLayout         android:layout_width="match_parent"         android:layout_height="wrap_content"         android:layout_centerInParent="true"         android:layout_gravity="center"         android:layout_margin="40dp"         android:gravity="center"         android:orientation="vertical"         android:paddingBottom="20dp"         android:paddingTop="20dp"         android:visibility="visible">           <RelativeLayout             android:layout_width="wrap_content"             android:layout_height="wrap_content"             android:layout_gravity="center"             android:gravity="center">               <ImageView                 android:id="@+id/progress"                 android:layout_width="150dp"                 android:layout_height="150dp"                 android:background="@mipmap/loading" />         </RelativeLayout>           <TextView             android:id="@+id/title"             android:layout_width="wrap_content"             android:layout_height="wrap_content"             android:layout_marginTop="10dp"             android:gravity="center"             android:text="加载中"             android:textColor="@color/gray"             android:textSize="40sp" />     </LinearLayout> </RelativeLayout>

　　3. 使用

　　全局变量定义

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1	private XXXDialog loading;

　　初始化

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1	loading = new XXXDialog(this, getString(R.string.loading));

　　显示调用

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1	loading.showLoading();

　　隐藏调用

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1	loading.hiedLoading();