如何获得在Android中的WebView选定的文本 [英] How to get the selected text in android webview

问题描述

我需要得到的WebView选定的文本，可以选择永久突出显示文本。我想作为选择文本，虽然我试图使用剪贴板来获取文本它显示我在clipboard.getText（）空指针异常。我曾尝试code为

I need to get the selected text from webview and have to highlight the text permanently. I tried as selecting the text and while i am attempting to get the text using clipboard it showing me null pointer exception at "clipboard.getText()". I have tried code as

ClipboardManager mClipboard =
        (ClipboardManager) getSystemService(CLIPBOARD_SERVICE);

 KeyEvent shiftPressEvent = new KeyEvent(0, 0, KeyEvent.ACTION_DOWN,
                                                    KeyEvent.KEYCODE_SHIFT_LEFT, 0, 0);
shiftPressEvent.dispatch(webview);
 if(mClipboard!=null)
     {
       String text = mClipboard.getText().toString();
       Toast.makeText(this, "select_text_now     "+text, Toast.LENGTH_LONG).show();
     }

我需要选定文本高亮futher..please帮助我..

I need to get the selected text for highlight futher..please help me..

推荐答案

我已经提交了错误的Andr​​oid为此：的问题24842：？的WebView应getSelection公共。如果你看一下车票，你会看到一些不同的解决方法。

I have filed an Android bug for this: Issue 24842: WebView should make getSelection public. If you look at the ticket, you'll see some various workarounds.

请注意，您张贴了code是大致相同emulateShiftHeld这是pcated在4.0代$ P $，这可能是为什么它是工作在2.2而不是4.0。

Note that the code you posted is roughly similar to emulateShiftHeld which is deprecated in 4.0, which is probably why it is working in 2.2 and not in 4.0.

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