List of usage examples for android.text SpannableStringBuilder charAt
public char charAt(int where)
From source file:Main.java
/** * Invoked when the end of a paragraph is encountered. Adds a newline if there are one or more * non-space characters since the previous newline. * * @param builder The builder./*from w ww . j a v a 2 s .c o m*/ */ /* package */static void endParagraph(SpannableStringBuilder builder) { int position = builder.length() - 1; while (position >= 0 && builder.charAt(position) == ' ') { position--; } if (position >= 0 && builder.charAt(position) != '\n') { builder.append('\n'); } }
From source file:com.zulip.android.util.CustomHtmlToSpannedConverter.java
private static void handleP(SpannableStringBuilder text) { int len = text.length(); if (len >= 1 && text.charAt(len - 1) == '\n') { if (len >= 2 && text.charAt(len - 2) == '\n') { return; }/*from w ww . ja va 2s .c om*/ text.append("\n"); return; } if (len != 0) { text.append("\n\n"); } }
From source file:com.nttec.everychan.ui.presentation.HtmlParser.java
private static void handleLi(SpannableStringBuilder text, Object tag, int level) { if (tag == null) return;/*from w w w .j ava2 s. c o m*/ int len = text.length(); if (len >= 1 && text.charAt(len - 1) != '\n') text.append("\n"); for (int i = 1; i < level; ++i) text.append("\t"); if (tag instanceof OlTag) text.append(Integer.toString(((OlTag) tag).curIndex++) + ". "); else if (tag instanceof UlTag) text.append("\u2022 "); }
From source file:com.nttec.everychan.ui.presentation.HtmlParser.java
private static void handleP(SpannableStringBuilder text, int startLength, int[] lastPTagLengthRefs) { lastPTagLengthRefs[0] = text.length(); int len = text.length() - startLength; if (len >= 1 && text.charAt(text.length() - 1) == '\n') { if (len >= 2 && text.charAt(text.length() - 2) == '\n') { lastPTagLengthRefs[1] = text.length(); return; }/*from ww w .j ava 2 s. co m*/ text.append("\n"); lastPTagLengthRefs[1] = text.length(); return; } if (len != 0) { text.append("\n\n"); } lastPTagLengthRefs[1] = text.length(); }
From source file:de.vanita5.twittnuker.util.ThemeUtils.java
public static void applyParagraphSpacing(TextView textView, float multiplier) { final SpannableStringBuilder builder = SpannableStringBuilder.valueOf(textView.getText()); int prevLineBreak, currLineBreak = 0; for (int i = 0, j = builder.length(); i < j; i++) { if (builder.charAt(i) == '\n') { prevLineBreak = currLineBreak; currLineBreak = i;//from w ww .ja v a 2 s. c om if (currLineBreak > 0) { builder.setSpan(new ParagraphSpacingSpan(multiplier), prevLineBreak, currLineBreak, Spanned.SPAN_INCLUSIVE_INCLUSIVE); } } } textView.setText(builder); }
From source file:com.nttec.everychan.ui.presentation.HtmlParser.java
private static void endHeader(SpannableStringBuilder text) { int len = text.length(); Object obj = getLast(text, Header.class); int where = text.getSpanStart(obj); text.removeSpan(obj);/*from w ww . ja v a 2s. c o m*/ // Back off not to change only the text, not the blank line. while (len > where && text.charAt(len - 1) == '\n') { len--; } if (where != len) { Header h = (Header) obj; text.setSpan(new RelativeSizeSpan(HEADER_SIZES[h.mLevel]), where, len, Spannable.SPAN_EXCLUSIVE_EXCLUSIVE); text.setSpan(new StyleSpan(Typeface.BOLD), where, len, Spannable.SPAN_EXCLUSIVE_EXCLUSIVE); } }
From source file:com.jecelyin.editor.v2.core.text.TextUtils.java
/** * Replace instances of "^1", "^2", etc. in the * <code>template</code> CharSequence with the corresponding * <code>values</code>. "^^" is used to produce a single caret in * the output. Only up to 9 replacement values are supported, * "^10" will be produce the first replacement value followed by a * '0'./*w w w .j a va 2s . com*/ * * @param template the input text containing "^1"-style * placeholder values. This object is not modified; a copy is * returned. * * @param values CharSequences substituted into the template. The * first is substituted for "^1", the second for "^2", and so on. * * @return the new CharSequence produced by doing the replacement * * @throws IllegalArgumentException if the template requests a * value that was not provided, or if more than 9 values are * provided. */ public static CharSequence expandTemplate(CharSequence template, CharSequence... values) { if (values.length > 9) { throw new IllegalArgumentException("max of 9 values are supported"); } SpannableStringBuilder ssb = new SpannableStringBuilder(template); try { int i = 0; while (i < ssb.length()) { if (ssb.charAt(i) == '^') { char next = ssb.charAt(i + 1); if (next == '^') { ssb.delete(i + 1, i + 2); ++i; continue; } else if (Character.isDigit(next)) { int which = Character.getNumericValue(next) - 1; if (which < 0) { throw new IllegalArgumentException("template requests value ^" + (which + 1)); } if (which >= values.length) { throw new IllegalArgumentException("template requests value ^" + (which + 1) + "; only " + values.length + " provided"); } ssb.replace(i, i + 2, values[which]); i += values[which].length(); continue; } } ++i; } } catch (IndexOutOfBoundsException ignore) { // happens when ^ is the last character in the string. } return ssb; }
From source file:org.telegram.ui.Components.ChatActivityEnterView.java
public void setEditingMessageObject(MessageObject messageObject, boolean caption) { if (audioToSend != null || editingMessageObject == messageObject) { return;// ww w .ja va 2s.co m } if (editingMessageReqId != 0) { ConnectionsManager.getInstance().cancelRequest(editingMessageReqId, true); editingMessageReqId = 0; } editingMessageObject = messageObject; editingCaption = caption; if (editingMessageObject != null) { if (doneButtonAnimation != null) { doneButtonAnimation.cancel(); doneButtonAnimation = null; } doneButtonContainer.setVisibility(View.VISIBLE); showEditDoneProgress(true, false); InputFilter[] inputFilters = new InputFilter[1]; if (caption) { inputFilters[0] = new InputFilter.LengthFilter(200); if (editingMessageObject.caption != null) { setFieldText(Emoji.replaceEmoji( new SpannableStringBuilder(editingMessageObject.caption.toString()), messageEditText.getPaint().getFontMetricsInt(), AndroidUtilities.dp(20), false)); } else { setFieldText(""); } } else { inputFilters[0] = new InputFilter.LengthFilter(4096); if (editingMessageObject.messageText != null) { ArrayList<TLRPC.MessageEntity> entities = editingMessageObject.messageOwner.entities;//MessagesQuery.getEntities(message); MessagesQuery.sortEntities(entities); SpannableStringBuilder stringBuilder = new SpannableStringBuilder( editingMessageObject.messageText); Object spansToRemove[] = stringBuilder.getSpans(0, stringBuilder.length(), Object.class); if (spansToRemove != null && spansToRemove.length > 0) { for (int a = 0; a < spansToRemove.length; a++) { stringBuilder.removeSpan(spansToRemove[a]); } } if (entities != null) { int addToOffset = 0; try { for (int a = 0; a < entities.size(); a++) { TLRPC.MessageEntity entity = entities.get(a); if (entity.offset + entity.length + addToOffset > stringBuilder.length()) { continue; } if (entity instanceof TLRPC.TL_inputMessageEntityMentionName) { if (entity.offset + entity.length + addToOffset < stringBuilder.length() && stringBuilder .charAt(entity.offset + entity.length + addToOffset) == ' ') { entity.length++; } stringBuilder.setSpan(new URLSpanUserMention( "" + ((TLRPC.TL_inputMessageEntityMentionName) entity).user_id.user_id, true), entity.offset + addToOffset, entity.offset + entity.length + addToOffset, Spanned.SPAN_EXCLUSIVE_EXCLUSIVE); } else if (entity instanceof TLRPC.TL_messageEntityCode) { stringBuilder.insert(entity.offset + entity.length + addToOffset, "`"); stringBuilder.insert(entity.offset + addToOffset, "`"); addToOffset += 2; } else if (entity instanceof TLRPC.TL_messageEntityPre) { stringBuilder.insert(entity.offset + entity.length + addToOffset, "```"); stringBuilder.insert(entity.offset + addToOffset, "```"); addToOffset += 6; } else if (entity instanceof TLRPC.TL_messageEntityBold) { stringBuilder.setSpan( new TypefaceSpan(AndroidUtilities.getTypeface("fonts/rmedium.ttf")), entity.offset + addToOffset, entity.offset + entity.length + addToOffset, Spanned.SPAN_EXCLUSIVE_EXCLUSIVE); } else if (entity instanceof TLRPC.TL_messageEntityItalic) { stringBuilder.setSpan( new TypefaceSpan(AndroidUtilities.getTypeface("fonts/ritalic.ttf")), entity.offset + addToOffset, entity.offset + entity.length + addToOffset, Spanned.SPAN_EXCLUSIVE_EXCLUSIVE); } } } catch (Exception e) { FileLog.e(e); } } setFieldText(Emoji.replaceEmoji(stringBuilder, messageEditText.getPaint().getFontMetricsInt(), AndroidUtilities.dp(20), false)); } else { setFieldText(""); } } messageEditText.setFilters(inputFilters); openKeyboard(); FrameLayout.LayoutParams layoutParams = (FrameLayout.LayoutParams) messageEditText.getLayoutParams(); layoutParams.rightMargin = AndroidUtilities.dp(4); messageEditText.setLayoutParams(layoutParams); sendButton.setVisibility(GONE); cancelBotButton.setVisibility(GONE); audioVideoButtonContainer.setVisibility(GONE); attachLayout.setVisibility(GONE); sendButtonContainer.setVisibility(GONE); } else { doneButtonContainer.setVisibility(View.GONE); messageEditText.setFilters(new InputFilter[0]); delegate.onMessageEditEnd(false); audioVideoButtonContainer.setVisibility(VISIBLE); attachLayout.setVisibility(VISIBLE); sendButtonContainer.setVisibility(VISIBLE); attachLayout.setScaleX(1.0f); attachLayout.setAlpha(1.0f); sendButton.setScaleX(0.1f); sendButton.setScaleY(0.1f); sendButton.setAlpha(0.0f); cancelBotButton.setScaleX(0.1f); cancelBotButton.setScaleY(0.1f); cancelBotButton.setAlpha(0.0f); audioVideoButtonContainer.setScaleX(1.0f); audioVideoButtonContainer.setScaleY(1.0f); audioVideoButtonContainer.setAlpha(1.0f); sendButton.setVisibility(GONE); cancelBotButton.setVisibility(GONE); messageEditText.setText(""); if (getVisibility() == VISIBLE) { delegate.onAttachButtonShow(); } updateFieldRight(1); } updateFieldHint(); }
From source file:kr.wdream.ui.ChatActivity.java
private void applyDraftMaybe(boolean canClear) { if (chatActivityEnterView == null) { return;//from ww w . j a v a2 s . c o m } TLRPC.DraftMessage draftMessage = DraftQuery.getDraft(dialog_id); TLRPC.Message draftReplyMessage = draftMessage != null && draftMessage.reply_to_msg_id != 0 ? DraftQuery.getDraftMessage(dialog_id) : null; if (chatActivityEnterView.getFieldText() == null) { if (draftMessage != null) { chatActivityEnterView.setWebPage(null, !draftMessage.no_webpage); CharSequence message; if (!draftMessage.entities.isEmpty()) { SpannableStringBuilder stringBuilder = SpannableStringBuilder.valueOf(draftMessage.message); MessagesQuery.sortEntities(draftMessage.entities); int addToOffset = 0; for (int a = 0; a < draftMessage.entities.size(); a++) { TLRPC.MessageEntity entity = draftMessage.entities.get(a); if (entity instanceof TLRPC.TL_inputMessageEntityMentionName || entity instanceof TLRPC.TL_messageEntityMentionName) { int user_id; if (entity instanceof TLRPC.TL_inputMessageEntityMentionName) { user_id = ((TLRPC.TL_inputMessageEntityMentionName) entity).user_id.user_id; } else { user_id = ((TLRPC.TL_messageEntityMentionName) entity).user_id; } if (entity.offset + addToOffset + entity.length < stringBuilder.length() && stringBuilder.charAt(entity.offset + addToOffset + entity.length) == ' ') { entity.length++; } stringBuilder.setSpan(new URLSpanUserMention("" + user_id), entity.offset + addToOffset, entity.offset + addToOffset + entity.length, Spanned.SPAN_EXCLUSIVE_EXCLUSIVE); } else if (entity instanceof TLRPC.TL_messageEntityCode) { stringBuilder.insert(entity.offset + entity.length + addToOffset, "`"); stringBuilder.insert(entity.offset + addToOffset, "`"); addToOffset += 2; } else if (entity instanceof TLRPC.TL_messageEntityPre) { stringBuilder.insert(entity.offset + entity.length + addToOffset, "```"); stringBuilder.insert(entity.offset + addToOffset, "```"); addToOffset += 6; } } message = stringBuilder; } else { message = draftMessage.message; } chatActivityEnterView.setFieldText(message); if (getArguments().getBoolean("hasUrl", false)) { chatActivityEnterView.setSelection(draftMessage.message.indexOf('\n') + 1); AndroidUtilities.runOnUIThread(new Runnable() { @Override public void run() { if (chatActivityEnterView != null) { chatActivityEnterView.setFieldFocused(true); chatActivityEnterView.openKeyboard(); } } }, 700); } } } else if (canClear && draftMessage == null) { chatActivityEnterView.setFieldText(""); showReplyPanel(false, null, null, null, false, true); } if (replyingMessageObject == null && draftReplyMessage != null) { replyingMessageObject = new MessageObject(draftReplyMessage, MessagesController.getInstance().getUsers(), false); showReplyPanel(true, replyingMessageObject, null, null, false, false); } }