// PRIVATE DATA FOR CHATLINE MODEL ITEM
class ChatLineModelItemPrivate {
- struct ChatLinePart {
- QString plainText;
- UiStyle::FormatList formatList;
- inline ChatLinePart(const QString &pT, const UiStyle::FormatList &fL) : plainText(pT), formatList(fL) {}
- };
public:
- inline ChatLineModelItemPrivate(const Message &msg) : _msgBuffer(new Message(msg)), timestamp(0), sender(0), contents(0) {}
- inline ~ChatLineModelItemPrivate() {
- if(_msgBuffer) {
- delete _msgBuffer;
- } else {
- delete timestamp;
- delete sender;
- delete contents;
- }
- }
-
- inline bool needsStyling() { return (bool)_msgBuffer; }
+ inline ChatLineModelItemPrivate(const Message &msg);
+ ~ChatLineModelItemPrivate();
- inline ChatLinePart *partByColumn(MessageModel::ColumnType column) {
- switch(column) {
- case ChatLineModel::TimestampColumn:
- return timestamp;
- case ChatLineModel::SenderColumn:
- return sender;
- case ChatLineModel::ContentsColumn:
- return contents;
- default:
- Q_ASSERT(false);
- return 0;
- }
- }
+ inline bool needsStyling();
+ QVariant data(MessageModel::ColumnType column, int role);
- inline const QString &plainText(MessageModel::ColumnType column) {
- if(needsStyling())
- style();
- return partByColumn(column)->plainText;
- }
+private:
+ void style();
+ void computeWrapList();
- inline const UiStyle::FormatList &formatList(MessageModel::ColumnType column) {
- if(needsStyling())
- style();
- return partByColumn(column)->formatList;
- }
+ ChatLineModel::WrapList _wrapList;
+ Message *_msgBuffer;
+ UiStyle::StyledMessage *_styledMsg;
- inline const ChatLineModel::WrapList &wrapList() {
- if(needsStyling())
- style();
- if(_wrapList.isEmpty())
- computeWrapList();
- return _wrapList;
- }
+ static unsigned char *TextBoundaryFinderBuffer;
+ static int TextBoundaryFinderBufferSize;
+};
-private:
- inline void style() {
- QtUiStyle::StyledMessage m = QtUi::style()->styleMessage(*_msgBuffer);
+ChatLineModelItemPrivate::ChatLineModelItemPrivate(const Message &msg)
+: _msgBuffer(new Message(msg)),
+ _styledMsg(0) {
- timestamp = new ChatLinePart(m.timestamp.plainText, m.timestamp.formatList);
- sender = new ChatLinePart(m.sender.plainText, m.sender.formatList);
- contents = new ChatLinePart(m.contents.plainText, m.contents.formatList);
+}
+ChatLineModelItemPrivate::~ChatLineModelItemPrivate() {
+ if(_msgBuffer) {
delete _msgBuffer;
- _msgBuffer = 0;
+ } else {
+ delete _styledMsg;
}
+}
- inline void computeWrapList() {
- if(contents->plainText.isEmpty())
- return;
-
- enum Mode { SearchStart, SearchEnd };
-
- QList<ChatLineModel::Word> wplist; // use a temp list which we'll later copy into a QVector for efficiency
- QTextBoundaryFinder finder(QTextBoundaryFinder::Word, contents->plainText.unicode(), contents->plainText.length(), TextBoundaryFinderBuffer, TextBoundaryFinderBufferSize);
-
- int idx;
- int oldidx = 0;
- bool wordStart = false;
- bool wordEnd = false;
- Mode mode = SearchEnd;
- ChatLineModel::Word word;
- word.start = 0;
- qreal wordstartx = 0;
-
- QTextLayout layout(contents->plainText);
- QTextOption option;
- option.setWrapMode(QTextOption::NoWrap);
- layout.setTextOption(option);
-
- layout.setAdditionalFormats(QtUi::style()->toTextLayoutList(contents->formatList, contents->plainText.length()));
- layout.beginLayout();
- QTextLine line = layout.createLine();
- line.setNumColumns(contents->plainText.length());
- layout.endLayout();
-
- do {
- idx = finder.toNextBoundary();
- if(idx < 0) {
- idx = contents->plainText.length();
- wordStart = false;
- wordEnd = false;
- mode = SearchStart;
- } else {
- wordStart = finder.boundaryReasons().testFlag(QTextBoundaryFinder::StartWord);
- wordEnd = finder.boundaryReasons().testFlag(QTextBoundaryFinder::EndWord);
- }
-
- //if(flg) qDebug() << idx << mode << wordStart << wordEnd << contents->plainText.left(idx) << contents->plainText.mid(idx);
+bool ChatLineModelItemPrivate::needsStyling() {
+ return (bool)_msgBuffer;
+}
- if(mode == SearchEnd || (!wordStart && wordEnd)) {
- if(wordStart || !wordEnd) continue;
- oldidx = idx;
- mode = SearchStart;
- continue;
+QVariant ChatLineModelItemPrivate::data(MessageModel::ColumnType column, int role) {
+ if(needsStyling())
+ style();
+ switch(column) {
+ case ChatLineModel::TimestampColumn:
+ switch(role) {
+ case ChatLineModel::DisplayRole:
+ return _styledMsg->decoratedTimestamp();
+ case ChatLineModel::EditRole:
+ return _styledMsg->timestamp();
+ case ChatLineModel::FormatRole:
+ return QVariant::fromValue<UiStyle::FormatList>(UiStyle::FormatList()
+ << qMakePair((quint16)0, (quint32)_styledMsg->timestampFormat()));
}
- qreal wordendx = line.cursorToX(oldidx);
- qreal trailingendx = line.cursorToX(idx);
- word.endX = wordendx;
- word.width = wordendx - wordstartx;
- word.trailing = trailingendx - wordendx;
- wordstartx = trailingendx;
- wplist.append(word);
-
- if(wordStart) {
- word.start = idx;
- mode = SearchEnd;
+ break;
+ case ChatLineModel::SenderColumn:
+ switch(role) {
+ case ChatLineModel::DisplayRole:
+ return _styledMsg->decoratedSender();
+ case ChatLineModel::EditRole:
+ return _styledMsg->sender();
+ case ChatLineModel::FormatRole:
+ return QVariant::fromValue<UiStyle::FormatList>(UiStyle::FormatList()
+ << qMakePair((quint16)0, (quint32)_styledMsg->senderFormat()));
}
- // the part " || (finder.position() == contents->plainText.length())" shouldn't be necessary
- // but in rare and indeterministic cases Qt states that the end of the text is not a boundary o_O
- } while(finder.isAtBoundary() || (finder.position() == contents->plainText.length()));
-
- // A QVector needs less space than a QList
- _wrapList.resize(wplist.count());
- for(int i = 0; i < wplist.count(); i++) {
- _wrapList[i] = wplist.at(i);
- }
+ break;
+ case ChatLineModel::ContentsColumn:
+ switch(role) {
+ case ChatLineModel::DisplayRole:
+ case ChatLineModel::EditRole:
+ return _styledMsg->contents();
+ case ChatLineModel::FormatRole:
+ return QVariant::fromValue<UiStyle::FormatList>(_styledMsg->contentsFormatList());
+ case ChatLineModel::WrapListRole:
+ if(_wrapList.isEmpty())
+ computeWrapList();
+ return QVariant::fromValue<ChatLineModel::WrapList>(_wrapList);
+ }
+ break;
+ default:
+ Q_ASSERT(false);
+ return 0;
}
+ return QVariant();
+}
- ChatLineModel::WrapList _wrapList;
- Message *_msgBuffer;
- ChatLinePart *timestamp, *sender, *contents;
+void ChatLineModelItemPrivate::style() {
+ _styledMsg = new QtUiStyle::StyledMessage(QtUi::style()->styleMessage(*_msgBuffer));
+ delete _msgBuffer;
+ _msgBuffer = 0;
+}
- static unsigned char *TextBoundaryFinderBuffer;
- static int TextBoundaryFinderBufferSize;
-};
+void ChatLineModelItemPrivate::computeWrapList() {
+ int length = _styledMsg->contents().length();
+ if(!length)
+ return;
+
+ enum Mode { SearchStart, SearchEnd };
+
+ QList<ChatLineModel::Word> wplist; // use a temp list which we'll later copy into a QVector for efficiency
+ QTextBoundaryFinder finder(QTextBoundaryFinder::Word, _styledMsg->contents().unicode(), length,
+ TextBoundaryFinderBuffer, TextBoundaryFinderBufferSize);
+
+ int idx;
+ int oldidx = 0;
+ bool wordStart = false;
+ bool wordEnd = false;
+ Mode mode = SearchEnd;
+ ChatLineModel::Word word;
+ word.start = 0;
+ qreal wordstartx = 0;
+
+ QTextLayout layout(_styledMsg->contents());
+ QTextOption option;
+ option.setWrapMode(QTextOption::NoWrap);
+ layout.setTextOption(option);
+
+ layout.setAdditionalFormats(QtUi::style()->toTextLayoutList(_styledMsg->contentsFormatList(), length));
+ layout.beginLayout();
+ QTextLine line = layout.createLine();
+ line.setNumColumns(length);
+ layout.endLayout();
+
+ do {
+ idx = finder.toNextBoundary();
+ if(idx < 0) {
+ idx = length;
+ wordStart = false;
+ wordEnd = false;
+ mode = SearchStart;
+ } else {
+ wordStart = finder.boundaryReasons().testFlag(QTextBoundaryFinder::StartWord);
+ wordEnd = finder.boundaryReasons().testFlag(QTextBoundaryFinder::EndWord);
+ }
+
+ //if(flg) qDebug() << idx << mode << wordStart << wordEnd << contents->plainText.left(idx) << contents->plainText.mid(idx);
+
+ if(mode == SearchEnd || (!wordStart && wordEnd)) {
+ if(wordStart || !wordEnd) continue;
+ oldidx = idx;
+ mode = SearchStart;
+ continue;
+ }
+ qreal wordendx = line.cursorToX(oldidx);
+ qreal trailingendx = line.cursorToX(idx);
+ word.endX = wordendx;
+ word.width = wordendx - wordstartx;
+ word.trailing = trailingendx - wordendx;
+ wordstartx = trailingendx;
+ wplist.append(word);
+
+ if(wordStart) {
+ word.start = idx;
+ mode = SearchEnd;
+ }
+ // the part " || (finder.position() == contents->plainText.length())" shouldn't be necessary
+ // but in rare and indeterministic cases Qt states that the end of the text is not a boundary o_O
+ } while(finder.isAtBoundary() || (finder.position() == length));
+
+ // A QVector needs less space than a QList
+ _wrapList.resize(wplist.count());
+ for(int i = 0; i < wplist.count(); i++) {
+ _wrapList[i] = wplist.at(i);
+ }
+}
unsigned char *ChatLineModelItemPrivate::TextBoundaryFinderBuffer = (unsigned char *)malloc(512 * sizeof(HB_CharAttributes_Dummy));
int ChatLineModelItemPrivate::TextBoundaryFinderBufferSize = 512 * (sizeof(HB_CharAttributes_Dummy) / sizeof(unsigned char));
-
// ****************************************
// the actual ChatLineModelItem
// ****************************************
}
QVariant ChatLineModelItem::data(int column, int role) const {
- if(column < ChatLineModel::TimestampColumn || column > ChatLineModel::ContentsColumn)
- return MessageModelItem::data(column, role);
- MessageModel::ColumnType columnType = (MessageModel::ColumnType)column;
-
- switch(role) {
- case ChatLineModel::DisplayRole:
- return _data->plainText(columnType);
- case ChatLineModel::FormatRole:
- return QVariant::fromValue<UiStyle::FormatList>(_data->formatList(columnType));
- case ChatLineModel::WrapListRole:
- if(columnType != ChatLineModel::ContentsColumn)
- return QVariant();
- return QVariant::fromValue<ChatLineModel::WrapList>(_data->wrapList());
- }
- return MessageModelItem::data(column, role);
+ QVariant d = _data->data((MessageModel::ColumnType)column, role);
+ if(!d.isValid()) return MessageModelItem::data(column, role);
+ return d;
}
-