Java InputConnection.getExtractedText方法代碼示例

import android.view.inputmethod.InputConnection; //導入方法依賴的package包/類
private void checkReCorrectionOnStart() {
    if (mReCorrectionEnabled && isPredictionOn()) {
        // First get the cursor position. This is required by setOldSuggestions(), so that
        // it can pass the correct range to setComposingRegion(). At this point, we don't
        // have valid values for mLastSelectionStart/Stop because onUpdateSelection() has
        // not been called yet.
        InputConnection ic = getCurrentInputConnection();
        if (ic == null) return;
        ExtractedTextRequest etr = new ExtractedTextRequest();
        etr.token = 0; // anything is fine here
        ExtractedText et = ic.getExtractedText(etr, 0);
        if (et == null) return;

        mLastSelectionStart = et.startOffset + et.selectionStart;
        mLastSelectionEnd = et.startOffset + et.selectionEnd;

        // Then look for possible corrections in a delayed fashion
        if (!TextUtils.isEmpty(et.text) && isCursorTouchingWord()) {
            postUpdateOldSuggestions();
        }
    }
}
 

import android.view.inputmethod.InputConnection; //導入方法依賴的package包/類
private static int getCursorPosition(InputConnection connection) {
    ExtractedText extracted = connection.getExtractedText(
        new ExtractedTextRequest(), 0);
    if (extracted == null) {
      return -1;
    }
    return extracted.startOffset + extracted.selectionStart;
}
 

import android.view.inputmethod.InputConnection; //導入方法依賴的package包/類
public static String getAllInputText(InputConnection inputConnection) {
    String allText = "";
    try {
        ExtractedText extractedText = inputConnection.getExtractedText(new ExtractedTextRequest(), 0);
        if (extractedText != null) {
            allText = extractedText.text.toString();
        }
    } catch (Exception e) {
        e.printStackTrace();
    }
    return allText;
}
 

import android.view.inputmethod.InputConnection; //導入方法依賴的package包/類
private boolean tryKp2aAutoFill(final EditorInfo editorInfo) {
   	
   	if (!mKp2aAutoFillOn)
   		return false;
   	
   	//auto fill in?		
	InputConnection ic = getCurrentInputConnection();
       if (ic == null) return false;
       ExtractedTextRequest etr = new ExtractedTextRequest();
       etr.token = 0; // anything is fine here
       ExtractedText et = ic.getExtractedText(etr, 0);

	boolean hasTextInField = (et != null) && (!TextUtils.isEmpty(et.text));
	if (!hasTextInField) //only auto-fill if target field is empty
	{
		//try to look up saved field hint:
		if (!TextUtils.isEmpty(editorInfo.hintText))
		{
			SharedPreferences prefs = getApplicationContext().getSharedPreferences(KP2A_SAVED_FIELD_HINTS, MODE_PRIVATE);
			
			String key = editorInfo.packageName+"/"+keepass2android.kbbridge.KeyboardData.entryId+"/"+editorInfo.hintText;
			Log.d("KP2AK", "looking up saved field hint for "+key);
			
			String savedKey = prefs.getString(key, "");
			
			if ("".equals(savedKey) == false)
			{
				Log.d("KP2AK","Found field "+savedKey);
				if (commitTextForKey(editorInfo, savedKey))
					return true;
			}
		}

		//try to look up by hint
		if ((editorInfo.hintText != null) && (editorInfo.hintText.length() > 0))
		{
			if (commitTextForKey(editorInfo, editorInfo.hintText.toString()))
				return true;
		}

	}		
	return false;
}
 

import android.view.inputmethod.InputConnection; //導入方法依賴的package包/類
private void commitResult() {
    if (mLastRecognitionResult == null) {
        return;
    }

    String result = mLastRecognitionResult;

    InputConnection conn = mInputMethodService.getCurrentInputConnection();

    if (conn == null) {
        Log.i(TAG, "Unable to commit recognition result, as the current input connection "
                + "is null. Did someone kill the IME?");
        return;
    }

    if (!conn.beginBatchEdit()) {
        Log.i(TAG, "Unable to commit recognition result, as a batch edit cannot start");
        return;
    }

    try {
        ExtractedTextRequest etr = new ExtractedTextRequest();
        etr.flags = InputConnection.GET_TEXT_WITH_STYLES;

        ExtractedText et = conn.getExtractedText(etr, 0);

        if (et == null) {
            Log.i(TAG, "Unable to commit recognition result, as extracted text is null");
            return;
        }

        if (et.text != null) {

            if (et.selectionStart != et.selectionEnd) {
                conn.deleteSurroundingText(et.selectionStart, et.selectionEnd);
            }

            result = format(et, result);
        }

        if (!conn.commitText(result, 0)) {
            Log.i(TAG, "Unable to commit recognition result");
            return;
        }

        mLastRecognitionResult = null;
    } finally {
        conn.endBatchEdit();
    }
}