#include "client.h"
#include "clientbacklogmanager.h"
#include "columnhandleitem.h"
+#include "messagefilter.h"
#include "qtui.h"
#include "qtuisettings.h"
ChatScene::ChatScene(QAbstractItemModel *model, const QString &idString, QObject *parent)
: QGraphicsScene(parent),
- _idString(idString),
- _model(model)
+ _idString(idString),
+ _width(0),
+ _height(0),
+ _model(model),
+ _singleBufferScene(false),
+ _selectingItem(0),
+ _selectionStart(-1),
+ _isSelecting(false),
+ _fetchingBacklog(false)
{
- _width = 0;
- _selectingItem = 0;
- _isSelecting = false;
- _selectionStart = -1;
- _fetchingBacklog = false;
+ MessageFilter *filter = qobject_cast<MessageFilter*>(model);
+ if(filter) {
+ _singleBufferScene = filter->isSingleBufferFilter();
+ }
connect(this, SIGNAL(sceneRectChanged(const QRectF &)), this, SLOT(rectChanged(const QRectF &)));
_lines[i]->setRow(i);
}
+ // update selection
+ if(_selectionStart >= 0) {
+ int offset = end - start + 1;
+ if(_selectionStart >= start) _selectionStart += offset;
+ if(_selectionEnd >= start) _selectionEnd += offset;
+ if(_firstSelectionRow >= start) _firstSelectionRow += offset;
+ if(_lastSelectionRow >= start) _lastSelectionRow += offset;
+ }
+
if(h > 0) {
_height += h;
for(int i = end+1; i < _lines.count(); i++) {
}
_lines.clear();
setSceneRect(QRectF(0, 0, _width, 0));
+ emit heightChanged(0);
}
void ChatScene::setWidth(qreal w) {
}
void ChatScene::startGlobalSelection(ChatItem *item, const QPointF &itemPos) {
- _selectionStart = _selectionEnd = item->row();
+ _selectionStart = _selectionEnd = _lastSelectionRow = _firstSelectionRow = item->row();
_selectionStartCol = _selectionMinCol = item->column();
_isSelecting = true;
_lines[_selectionStart]->setSelected(true, (ChatLineModel::ColumnType)_selectionMinCol);
_lines[l]->setSelected(true, minColumn);
}
}
-
- if(curRow > _selectionEnd && curRow > _selectionStart) { // select further towards bottom
- for(int l = _selectionEnd + 1; l <= curRow; l++) {
+ int newstart = qMin(curRow, _firstSelectionRow);
+ int newend = qMax(curRow, _firstSelectionRow);
+ if(newstart < _selectionStart) {
+ for(int l = newstart; l < _selectionStart; l++)
_lines[l]->setSelected(true, minColumn);
- }
- } else if(curRow > _selectionEnd && curRow <= _selectionStart) { // deselect towards bottom
- for(int l = _selectionEnd; l < curRow; l++) {
- _lines[l]->setSelected(false);
- }
- } else if(curRow < _selectionEnd && curRow >= _selectionStart) {
- for(int l = _selectionEnd; l > curRow; l--) {
+ }
+ if(newstart > _selectionStart) {
+ for(int l = _selectionStart; l < newstart; l++)
_lines[l]->setSelected(false);
- }
- } else if(curRow < _selectionEnd && curRow < _selectionStart) {
- for(int l = _selectionEnd - 1; l >= curRow; l--) {
+ }
+ if(newend > _selectionEnd) {
+ for(int l = _selectionEnd+1; l <= newend; l++)
_lines[l]->setSelected(true, minColumn);
- }
}
- _selectionEnd = curRow;
+ if(newend < _selectionEnd) {
+ for(int l = newend+1; l <= _selectionEnd; l++)
+ _lines[l]->setSelected(false);
+ }
+
+ _selectionStart = newstart;
+ _selectionEnd = newend;
+ _lastSelectionRow = curRow;
- if(curRow == _selectionStart && minColumn == ChatLineModel::ContentsColumn) {
+ if(newstart == newend && minColumn == ChatLineModel::ContentsColumn) {
_lines[curRow]->setSelected(false);
_isSelecting = false;
+ Q_ASSERT(_selectingItem); // this seems to not always be true, but I have no idea why
+ // adding this assert to make sure the occasional segfault is caused by this
_selectingItem->continueSelecting(_selectingItem->mapFromScene(pos));
}
}
void ChatScene::mouseMoveEvent(QGraphicsSceneMouseEvent *event) {
- if(_isSelecting && event->buttons() & Qt::LeftButton) {
+ if(_isSelecting && event->buttons() == Qt::LeftButton) {
updateSelection(event->scenePos());
event->accept();
} else {
}
void ChatScene::mousePressEvent(QGraphicsSceneMouseEvent *event) {
- if(event->buttons() & Qt::LeftButton && _selectionStart >= 0) {
+ if(event->buttons() == Qt::LeftButton && _selectionStart >= 0) {
for(int l = qMin(_selectionStart, _selectionEnd); l <= qMax(_selectionStart, _selectionEnd); l++) {
_lines[l]->setSelected(false);
}
}
void ChatScene::mouseReleaseEvent(QGraphicsSceneMouseEvent *event) {
- if(_isSelecting) {
-# ifdef Q_WS_X11
- QApplication::clipboard()->setText(selectionToString(), QClipboard::Selection);
-# endif
-//# else
- QApplication::clipboard()->setText(selectionToString());
-//# endif
+ if(_isSelecting && !event->buttons() & Qt::LeftButton) {
+ putToClipboard(selectionToString());
_isSelecting = false;
event->accept();
} else {
}
}
+void ChatScene::putToClipboard(const QString &selection) {
+ // TODO Configure clipboards
+# ifdef Q_WS_X11
+ QApplication::clipboard()->setText(selection, QClipboard::Selection);
+# endif
+//# else
+ QApplication::clipboard()->setText(selection);
+//# endif
+}
+
//!\brief Convert current selection to human-readable string.
QString ChatScene::selectionToString() const {
//TODO Make selection format configurable!