Java Editable.replace方法代码示例

import android.text.Editable; //导入方法依赖的package包/类
private static Editable formatColor(Spannable format, String... args)
{
	Editable text = editableFactory.newEditable(format);
	for(int i = 0; i < text.length(); )
	{
		if(text.charAt(i) == '$' && i + 1 < text.length())
		{
			if(Character.isDigit(text.charAt(i + 1)))
			{
				int digit = Character.digit(text.charAt(i + 1), 10);
				Spannable arg = digit < args.length ? IRCFormatting.parse(args[digit]) : new SpannableString("");
				text.replace(i, i + 2, arg);
				i += arg.length();
				continue;
			}
			if(text.charAt(i + 1) == '$')
			{
				text.replace(i, i + 2, "$");
				i++;
				continue;
			}
		}
		i++;
	}
	return text;
}
 

import android.text.Editable; //导入方法依赖的package包/类
@Override
public void afterTextChanged(Editable s) {
  if (countryFormatter == null)
    return;

  if (TextUtils.isEmpty(s))
    return;

  countryFormatter.clear();

  String number          = s.toString().replaceAll("[^\\d.]", "");
  String formattedNumber = null;

  for (int i=0;i<number.length();i++) {
    formattedNumber = countryFormatter.inputDigit(number.charAt(i));
  }

  if (formattedNumber != null && !s.toString().equals(formattedNumber)) {
    s.replace(0, s.length(), formattedNumber);
  }
}
 

import android.text.Editable; //导入方法依赖的package包/类
public void undo() {
    EditItem edit = mEditHistory.getPrevious();
    if (edit == null) {
        return;
    }

    Editable editable = mTextView.getEditableText();
    int start = edit.start;
    int end = start + (edit.after != null ? edit.after.length() : 0);

    mIsUndoOrRedo = true;
    editable.replace(start, end, edit.before);
    mIsUndoOrRedo = false;

    for (Object o : editable.getSpans(0, editable.length(), UnderlineSpan.class)) {
        editable.removeSpan(o);
    }

    Selection.setSelection(editable, edit.before == null ? start : (start + edit.before.length()));
}
 

import android.text.Editable; //导入方法依赖的package包/类
public void redo() {
    EditItem edit = mEditHistory.getNext();
    if (edit == null) {
        return;
    }

    Editable text = mTextView.getEditableText();
    int start = edit.start;
    int end = start + (edit.before != null ? edit.before.length() : 0);

    mIsUndoOrRedo = true;
    text.replace(start, end, edit.after);
    mIsUndoOrRedo = false;

    // This will get rid of underlines inserted when editor tries to come
    // up with a suggestion.
    for (Object o : text.getSpans(0, text.length(), UnderlineSpan.class)) {
        text.removeSpan(o);
    }

    Selection.setSelection(text, edit.after == null ? start
            : (start + edit.after.length()));
}
 

import android.text.Editable; //导入方法依赖的package包/类
public void undo() {
    EditItem edit = mEditHistory.getPrevious();
    if (edit == null) {
        return;
    }

    Editable editable = mTextView.getEditableText();
    int start = edit.start;
    int end = start + (edit.after != null ? edit.after.length() : 0);

    mIsUndoOrRedo = true;
    editable.replace(start, end, edit.before);
    mIsUndoOrRedo = false;

    for (Object o : editable.getSpans(0, editable.length(), UnderlineSpan.class)) {
        editable.removeSpan(o);
    }

    Selection.setSelection(editable,
            edit.before == null ? start : (start + edit.before.length()));
}
 

import android.text.Editable; //导入方法依赖的package包/类
/**
 * 更新编辑框中的内容
 *
 * @param editable
 * @param values
 */
private void updateContext(Editable editable, String values) {
    if (spaceType == SpaceType.IDCardNumberType) {
        editable.replace(0, editable.length(), values);
    } else {
        editText.setText(values);
        try {
            editText.setSelection(location);
        } catch (Exception e) {
            e.printStackTrace();
        }
    }
}
 

import android.text.Editable; //导入方法依赖的package包/类
private void insertTextToEditText(String txt) {
    if (TextUtils.isEmpty(txt)) return;
    int start = mEditText.getSelectionStart();
    int end = mEditText.getSelectionEnd();
    Editable edit = mEditText.getEditableText();//获取EditText的文字
    if (start < 0 || start >= edit.length()) {
        edit.append(txt);
    } else {
        edit.replace(start, end, txt);//光标所在位置插入文字
    }
}
 

import android.text.Editable; //导入方法依赖的package包/类
private void replaceLastChar(@NonNull String chr, SpannableString spannable) {
    Editable msg = getText();
    int selStart = getSelectionStart();
    int selEnd = getSelectionEnd();

    int selStartBefore = selStart - 1;
    if (selStart == selEnd && selStart > 0
            && chr.equals(msg.subSequence(selStartBefore, selEnd).toString())
            && msg.getSpans(selStartBefore, selEnd, RichEditText.TagSpan.class).length == 0) {
        selStart = selStartBefore;
    }

    msg.replace(selStart >= 0 ? selStart : 0, selEnd >= 0 ? selEnd : 0, spannable);
}
 

import android.text.Editable; //导入方法依赖的package包/类
@Override
public boolean onTopicKeyArrived(RichEditText editText) {
    Editable msg = editText.getText();
    String msgStr = msg.toString();
    int selStartIndex = editText.getSelectionStart();
    int selEndIndex = editText.getSelectionEnd();

    if (TextUtils.isEmpty(msgStr.trim()) || selStartIndex <= 0) {
        skipTopic(editText);
        return true;
    }

    int startIndex = 0;
    RichEditText.TagSpan[] spans = msg.getSpans(0, selStartIndex, RichEditText.TagSpan.class);
    if (spans.length > 0) {
        startIndex = msg.getSpanEnd(spans[spans.length - 1]);
    }

    boolean isMatcher = false;
    String tagStr = msgStr.substring(startIndex, selStartIndex) + "#";
    Pattern pattern = Pattern.compile(RichEditText.MATCH_TOPIC);
    Matcher matcher = pattern.matcher(tagStr);
    while (matcher.find()) {
        String str = matcher.group();
        int matcherStart = matcher.start() + startIndex;
        int matcherEnd = matcher.end() + startIndex;
        if (matcherEnd == selStartIndex + 1)
            msg.replace(selStartIndex, selEndIndex, "#");
        msg.setSpan(new RichEditText.TagSpan(str), matcherStart, matcherEnd, Spanned.SPAN_EXCLUSIVE_EXCLUSIVE);
        isMatcher = true;
    }
    if (isMatcher) {
        editText.setSelection(selEndIndex);
        return false;
    }

    skipTopic(editText);
    return true;
}
 

import android.text.Editable; //导入方法依赖的package包/类
private void setupMentionsAutocomplete() {
    EditText edit = (EditText) findViewById(R.id.multi);
    float elevation = 6f;
    Drawable backgroundDrawable = new ColorDrawable(Color.WHITE);
    AutocompletePolicy policy = new CharPolicy('@'); // Look for @mentions
    AutocompletePresenter<User> presenter = new UserPresenter(this);
    AutocompleteCallback<User> callback = new AutocompleteCallback<User>() {
        @Override
        public boolean onPopupItemClicked(Editable editable, User item) {
            // Replace query text with the full name.
            int[] range = CharPolicy.getQueryRange(editable);
            if (range == null) return false;
            int start = range[0];
            int end = range[1];
            String replacement = item.getUsername();
            editable.replace(start, end, replacement);
            // This is better done with regexes and a TextWatcher, due to what happens when
            // the user clears some parts of the text. Up to you.
            editable.setSpan(new StyleSpan(Typeface.BOLD), start, start+replacement.length(),
                    Spanned.SPAN_EXCLUSIVE_EXCLUSIVE);
            return true;
        }
        public void onPopupVisibilityChanged(boolean shown) {}
    };

    mentionsAutocomplete = Autocomplete.<User>on(edit)
            .with(elevation)
            .with(backgroundDrawable)
            .with(policy)
            .with(presenter)
            .with(callback)
            .build();
}
 

import android.text.Editable; //导入方法依赖的package包/类
private static int insertAtCursor(EditTextSelectionState selectionState,
                                  CharSequence textToInsert) {
    EditText editText = selectionState.getEditText();
    Editable editable = editText.getText();
    int editableLen = editable.length();
    int selStart = selectionState.getSelectionStart();
    int selEnd = selectionState.getSelectionEnd();
    int start = (selStart >= 0) ? selStart : editableLen-1;
    int end = (selEnd >= 0) ? selEnd : editableLen-1;
    editable.replace(Math.min(start, end), Math.max(start, end),
            textToInsert, 0, textToInsert.length());
    return Math.min(start, end);
}
 

import android.text.Editable; //导入方法依赖的package包/类
/**
 * Perform undo.
 */
public void undo() {
    EditItem edit = mEditHistory.getPrevious();
    if (edit == null) {
        return;
    }

    Editable text = getEditableText();
    int start = edit.mmStart;
    int end = start + (edit.mmAfter != null
            ? edit.mmAfter.length() : 0);

    mIsUndoOrRedo = true;
    text.replace(start, end, edit.mmBefore);
    mIsUndoOrRedo = false;

    // This will get rid of underlines inserted when editor tries to come
    // up with a suggestion.
    for (Object o : text.getSpans(0,
            text.length(), UnderlineSpan.class)) {
        text.removeSpan(o);
    }

    Selection.setSelection(text,
            edit.mmBefore == null ? start
                    : (start + edit.mmBefore.length()));
}
 

import android.text.Editable; //导入方法依赖的package包/类
/**
 * Perform redo.
 */
public void redo() {
    EditItem edit = mEditHistory.getNext();
    if (edit == null) {
        return;
    }

    Editable text = getEditableText();
    int start = edit.mmStart;
    int end = start + (edit.mmBefore != null
            ? edit.mmBefore.length() : 0);

    mIsUndoOrRedo = true;
    text.replace(start, end, edit.mmAfter);
    mIsUndoOrRedo = false;

    // This will get rid of underlines inserted when editor tries to come
    // up with a suggestion.
    for (Object o : text.getSpans(0,
            text.length(), UnderlineSpan.class)) {
        text.removeSpan(o);
    }

    Selection.setSelection(text,
            edit.mmAfter == null ? start
                    : (start + edit.mmAfter.length()));
}
 

import android.text.Editable; //导入方法依赖的package包/类
/**
 * *************** IEmojiSelectedListener ***************
 */
@Override
public void onEmojiSelected(String key) {
    Editable mEditable = messageEditText.getText();
    if (key.equals("/DEL")) {
        messageEditText.dispatchKeyEvent(new KeyEvent(KeyEvent.ACTION_DOWN, KeyEvent.KEYCODE_DEL));
    } else {
        int start = messageEditText.getSelectionStart();
        int end = messageEditText.getSelectionEnd();
        start = (start < 0 ? 0 : start);
        end = (start < 0 ? 0 : end);
        mEditable.replace(start, end, key);
    }
}
 

import android.text.Editable; //导入方法依赖的package包/类
@Override
public void afterTextChanged(Editable s) {
    removeTextChangedListener(this);

    int length = s.length();
    int nextGroupStart = 4;

    for (int i = 0; i < length; i++) {
        char c = s.charAt(i);

        if (i == nextGroupStart) {
            if (c != SPACING_CHAR) {
                if (!Character.isDigit(c)) {
                    s.replace(i, i + 1, spacingString);
                } else {
                    s.insert(i, spacingString);
                    length = s.length();

                    if (deleted) {
                        int selectionStart = getSelectionStart();
                        int selectionEnd = getSelectionEnd();
                        int newSelectionStart = selectionStart - 1 == i ? selectionStart - 1 : selectionStart;
                        int newSelectionEnd = selectionEnd - 1 == i ? selectionEnd - 1 : selectionEnd;
                        setSelection(newSelectionStart, newSelectionEnd);
                    }
                }
            }

            nextGroupStart += 5;
        } else {
            if (!Character.isDigit(c)) {
                s.delete(i, i + 1);
                length = s.length();
            }
        }
    }

    addTextChangedListener(this);

    int cvcLength = CVCEditText.CVC_MAX_LENGTH;

    List<String> allowedCardsList = new ArrayList<>(allowedCardTypes.keySet());

    CardType cardType = CardType.detect(s.toString().replace(" ", ""), allowedCardsList);
    if (cardType == CardType.amex) {
        cvcLength = CVCEditText.CVC_MAX_LENGTH_AMEX;
    }
    if (cardType != CardType.UNKNOWN) {
        if (!StringUtils.isEmptyOrNull(baseURL)) {
            final String imageUrl = IconUtil.addScaleFactorToIconUrl(getContext(), baseURL + cardType + ".png");
            AsyncImageDownloader.downloadImage(getContext(), new AsyncImageDownloader.ImageListener() {
                @Override
                public void onImage(final Bitmap bitmap, final String url) {
                    setCCIcon(bitmap);
                }
            }, imageUrl, null);
        }
        numberOfDigits = cardType.getNumberOfDigits();
    } else {
        initializeLogo();
        numberOfDigits = null;
    }

    if (cvcEditText != null) {
        for (CVCFieldStatusListener cvcFieldStatusListener : cvcFieldStatusListeners) {
            cvcFieldStatusListener.onCVCFieldStatusChanged(allowedCardTypes.get(cardType.name()));
        }
        cvcEditText.setMaxLength(cvcLength);
    }

    if (validator != null) {
        validator.setReady(CreditCardEditText.this, isValidNr(s.toString()));
    }

}