类似微信等待dialog转圈等待

来源：互联网发布：ip是什么意思网络用语编辑：程序博客网时间：2024/06/09 23:36

运行效果如图：

LoadingDialog.java

import android.app.Dialog;import android.content.Context;import android.os.Bundle;import android.widget.LinearLayout;import android.widget.TextView;public class LoadingDialog extends Dialog {private TextView tv;public LoadingDialog(Context context) {super(context, R.style.loadingDialogStyle);}private LoadingDialog(Context context, int theme) {super(context, theme);}@Overrideprotected void onCreate(Bundle savedInstanceState) {super.onCreate(savedInstanceState);setContentView(R.layout.dialog_loading);tv = (TextView)this.findViewById(R.id.tv);tv.setText("正在上传...");LinearLayout linearLayout = (LinearLayout)this.findViewById(R.id.LinearLayout);linearLayout.getBackground().setAlpha(210);}}

dialog_loading.xml

<?xml version="1.0" encoding="utf-8"?><LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"    android:layout_width="fill_parent"    android:layout_height="fill_parent"    android:background="@android:color/transparent"    android:gravity="center"    android:orientation="vertical" >    <LinearLayout        android:id="@+id/LinearLayout"        android:layout_width="160dp"        android:layout_height="160dp"        android:background="@drawable/dialog_bg"        android:gravity="center"        android:orientation="vertical" >        <ProgressBar            android:id="@+id/progressBar1"            style="?android:attr/progressBarStyleInverse"            android:layout_width="wrap_content"            android:layout_height="wrap_content"            android:layout_gravity="center"            android:background="@android:color/transparent" />        <TextView            android:id="@+id/tv"            android:layout_width="wrap_content"            android:layout_height="wrap_content"            android:layout_gravity="center"            android:paddingTop="10dp"            android:textColor="@color/color_white"             />    </LinearLayout></LinearLayout>

MainActivity.java

public class MainActivity extends Activity {private Button login;private TextView jieguo;private EditText password, username;LoadingDialog dialog;@Overrideprotected void onCreate(Bundle savedInstanceState) {super.onCreate(savedInstanceState);setContentView(R.layout.activity_main);dialog = new LoadingDialog(this);dialog.setCanceledOnTouchOutside(false);dialog.show();}}

style.xml

<?xml version="1.0" encoding="utf-8"?><resources>   <style name="loadingDialogStyle" parent="android:Theme.Dialog">        <item name="android:windowBackground">@android:color/transparent</item>        <item name="android:windowFrame">@null</item>        <item name="android:windowNoTitle">true</item>        <item name="android:windowIsFloating">true</item>        <item name="android:windowIsTranslucent">true</item>        <item name="android:windowContentOverlay">@null</item> <!-- 对话框是否有遮盖 -->        <item name="android:windowAnimationStyle">@android:style/Animation.Dialog</item>        <item name="android:backgroundDimEnabled">true</item>    </style></resources>