Android WebView编译表单并使用Javascript提交
我正在尝试填写此表格: 我可以在两个文本框中插入值,但按钮不起作用Android WebView编译表单并使用Javascript提交,javascript,android,webview,getelementsbytagname,getelementsbyname,Javascript,Android,Webview,Getelementsbytagname,Getelementsbyname,我正在尝试填写此表格: 我可以在两个文本框中插入值,但按钮不起作用 @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.activity_home_page); final String user = getIntent().getStringExtra("usernam
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_home_page);
final String user = getIntent().getStringExtra("username");
final String psw = getIntent().getStringExtra("password");
MyWebView view = new MyWebView(this);
view.getSettings().setJavaScriptEnabled(true);
view.getSettings().setDomStorageEnabled(true);
view.loadUrl("http://www.lbalberti.it/whatsup.asp?codist=57247");
view.setWebViewClient(new WebViewClient() {
@Override
public boolean shouldOverrideUrlLoading(WebView v, String url) {
v.loadUrl(url);
return true;
}
@Override
public void onPageFinished(WebView v, String url) {
v.loadUrl("javascript:" +
"var y = document.getElementsByName('login')[0].value='"+user+"';" +
"var x = document.getElementsByName('password')[0].value='"+psw+"';");
}
});
setContentView(view);
}
class MyWebView extends WebView {
Context context;
public MyWebView(Context context) {
super(context);
this.context = context;
}
}
以下代码不起作用:“var k=document.getElementByTagName('form')[0].submit();”
或
“var k=document.getElementByName('newlogin')[0]。提交();”
@Override
public void onPageFinished(WebView view, String url) {
super.onPageFinished(view, url);
if (android.os.Build.VERSION.SDK_INT >= Build.VERSION_CODES.KITKAT) {
view.evaluateJavascript("javascript:document.getElementById('username').value ='" + strUsername + "';javascript:document.getElementById('password').value = '" + strPassword + "';javascript:document.getElementById('loginButton').click();", null);
} else {
view.loadUrl("javascript:document.getElementById('username').value = '" + strUsername + "';javascript:document.getElementById('password').value = '" + strPassword + "';javascript:document.getElementById('loginButton').click();");
}
}