--- a/QTfrontend/ui/widget/chatwidget.cpp Sun Jan 27 02:09:02 2013 +0100
+++ b/QTfrontend/ui/widget/chatwidget.cpp Sun Jan 27 21:46:25 2013 +0400
@@ -31,6 +31,7 @@
#include <QModelIndexList>
#include <QSortFilterProxyModel>
#include <QMenu>
+#include <QScrollBar>
#include "DataManager.h"
#include "hwconsts.h"
@@ -156,24 +157,18 @@
void HWChatWidget::displayError(const QString & message)
{
addLine("msg_Error", " !!! " + message);
- // scroll to the end
- chatText->moveCursor(QTextCursor::End);
}
void HWChatWidget::displayNotice(const QString & message)
{
addLine("msg_Notice", " *** " + message);
- // scroll to the end
- chatText->moveCursor(QTextCursor::End);
}
void HWChatWidget::displayWarning(const QString & message)
{
addLine("msg_Warning", " *!* " + message);
- // scroll to the end
- chatText->moveCursor(QTextCursor::End);
}
@@ -451,6 +446,8 @@
if (s_displayNone->contains(cssClass))
return; // the css forbids us to display this line
+ beforeContentAdd();
+
if (chatStrings.size() > 250)
chatStrings.removeFirst();
@@ -473,11 +470,13 @@
chatText->setHtml("<html><body>"+chatStrings.join("<br>")+"</body></html>");
- chatText->moveCursor(QTextCursor::End);
+ afterContentAdd();
}
void HWChatWidget::onServerMessage(const QString& str)
{
+ beforeContentAdd();
+
if (chatStrings.size() > 250)
chatStrings.removeFirst();
@@ -485,7 +484,7 @@
chatText->setHtml("<html><body>"+chatStrings.join("<br>")+"</body></html>");
- chatText->moveCursor(QTextCursor::End);
+ afterContentAdd();
}
@@ -901,3 +900,21 @@
m_nicksMenu->popup(chatNicks->mapToGlobal(pos));
}
+
+void HWChatWidget::beforeContentAdd()
+{
+ m_scrollBarPos = chatText->verticalScrollBar()->value();
+ m_scrollToBottom = m_scrollBarPos == chatText->verticalScrollBar()->maximum();
+}
+
+void HWChatWidget::afterContentAdd()
+{
+ if(m_scrollToBottom)
+ {
+ chatText->verticalScrollBar()->setValue(chatText->verticalScrollBar()->maximum());
+ chatText->moveCursor(QTextCursor::End);
+ } else
+ {
+ chatText->verticalScrollBar()->setValue(m_scrollBarPos);
+ }
+}