Introduce an id string for the views (provided by MessageFilter); allows storing...

[quassel.git] / src / qtui / chatscene.cpp

diff --git a/src/qtui/chatscene.cpp b/src/qtui/chatscene.cpp
index bcf3c93..2c8ef14 100644 (file)
--- a/src/qtui/chatscene.cpp
+++ b/src/qtui/chatscene.cpp
@@ -28,7 +28,13 @@
 #include "columnhandleitem.h"
 #include "qtui.h"
 
-ChatScene::ChatScene(QAbstractItemModel *model, QObject *parent) : QGraphicsScene(parent), _model(model) {
+const qreal minContentsWidth = 200;
+
+ChatScene::ChatScene(QAbstractItemModel *model, const QString &idString, QObject *parent)
+  : QGraphicsScene(parent),
+  _idString(idString),
+  _model(model)
+{
   _width = 0;
   connect(this, SIGNAL(sceneRectChanged(const QRectF &)), this, SLOT(rectChanged(const QRectF &)));
 
@@ -45,8 +51,13 @@ ChatScene::ChatScene(QAbstractItemModel *model, QObject *parent) : QGraphicsScen
   firstColHandle = new ColumnHandleItem(QtUi::style()->firstColumnSeparator()); addItem(firstColHandle);
   secondColHandle = new ColumnHandleItem(QtUi::style()->secondColumnSeparator()); addItem(secondColHandle);
 
+  connect(firstColHandle, SIGNAL(positionChanged(qreal)), this, SLOT(handlePositionChanged(qreal)));
+  connect(secondColHandle, SIGNAL(positionChanged(qreal)), this, SLOT(handlePositionChanged(qreal)));
+
   firstColHandle->setXPos(firstColHandlePos);
+  firstColHandle->setXLimits(0, secondColHandlePos);
   secondColHandle->setXPos(secondColHandlePos);
+  secondColHandle->setXLimits(firstColHandlePos, width() - minContentsWidth);
 
   emit heightChanged(height());
 }
@@ -91,6 +102,7 @@ void ChatScene::setWidth(qreal w) {
     _height += line->setGeometry(_width, firstColHandlePos, secondColHandlePos);
   }
   setSceneRect(QRectF(0, 0, w, _height));
+  secondColHandle->setXLimits(firstColHandlePos, width() - minContentsWidth);
   emit heightChanged(_height);
 }
 
@@ -98,3 +110,19 @@ void ChatScene::rectChanged(const QRectF &rect) {
   firstColHandle->sceneRectChanged(rect);
   secondColHandle->sceneRectChanged(rect);
 }
+
+void ChatScene::handlePositionChanged(qreal xpos) {
+  bool first = (sender() == firstColHandle);
+  qreal oldx;
+  if(first) {
+    oldx = firstColHandlePos;
+    firstColHandlePos = xpos;
+  } else {
+    oldx = secondColHandlePos;
+    secondColHandlePos = xpos;
+  }
+  setWidth(width());  // readjust all chatlines
+  // we get ugly redraw errors if we don't update this explicitly... :(
+  // width() should be the same for both handles, so just use firstColHandle regardless
+  update(qMin(oldx, xpos) - firstColHandle->width()/2, 0, qMax(oldx, xpos) + firstColHandle->width()/2, height());
+}