使用场景:
当界面需要加载html,并且单纯显示已经不满足需求
使用方法:
原理是不可能讲原理的,对于一个月薪不足25K的小白这辈子都不可能讲原理的,那就上代码:
https://gitee.com/longlyblack/JavascriptBridge.git
<?xml version="1.0" encoding="utf-8"?>
<layout
xmlns:android="http://schemas.android.com/apk/res/android"
>
<data>
<variable
name="activity"
type="com.yarui.app.client.ui.activity.AIHtmlActivity"/>
</data>
<LinearLayout
android:layout_height="match_parent"
android:layout_width="match_parent"
android:background="@color/F1F1F1"
android:orientation="vertical"
android:fitsSystemWindows="true"
>
<include layout="@layout/view_base_title_bar" />
<com.yarui.app.client.ui.view.ProgressWebView
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:id="@+id/webview"
/>
</LinearLayout>
</layout>
public class AIHtmlActivity extends BaseActivity {
ActivityAihtmlBinding aihtmlBinding;
String info = "137820";
String str = "http://192.168.1.152:8080/QualityTracking/views/sign/userDivision.html";
@Override
protected void onCreate(@Nullable Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
aihtmlBinding = DataBindingUtil.setContentView(this, R.layout.activity_aihtml);
aihtmlBinding.setActivity(this);
initView();
}
@SuppressLint({"SetJavaScriptEnabled", "JavascriptInterface"})
private void initView() {
setBack();
setTitleText("调试html");
aihtmlBinding.webview.getSettings().setJavaScriptEnabled(true);
aihtmlBinding.webview.getSettings().setCacheMode(WebSettings.LOAD_NO_CACHE);
//html调用android本类的昵称,简单的说,html要调用这个类的方法,引用的对象就是 括号里的:android
aihtmlBinding.webview.addJavascriptInterface(AIHtmlActivity.this, "android");
aihtmlBinding.webview.loadUrl(str);
aihtmlBinding.webview.setWebViewClient(new MyWebViewClient());
}
/**
* 页面加载完毕的监听
* javascript: XXXXX( 是html界面方法的名称
*/
public class MyWebViewClient extends WebViewClient {
@Override
public void onPageFinished(WebView view, String url) {
aihtmlBinding.webview.loadUrl("javascript:loadData(" + info + ")");
}
}
//html调用android无参方法
@JavascriptInterface
public void SHJObject(){
runOnUiThread(new Runnable() {
@Override
public void run() {
Toast.makeText(AIHtmlActivity.this, "44944", Toast.LENGTH_SHORT).show();
}
});
}
//html调用android有参方法
@JavascriptInterface
public void FLCObject(final String str){
runOnUiThread(new Runnable() {
@Override
public void run() {
Toast.makeText(AIHtmlActivity.this, str, Toast.LENGTH_SHORT).show();
}
});
}
}
实不相瞒,代码是抄人家的,至于谁的已经忘了,对不起。
亲测,有用!
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