Fixed font handling in PeersDialog.

Fixed Qt bug in PeersDialog and PopupChatDialog with a workaround.
- QTextEdit::clear() does not reset the CharFormat if document contains hyperlinks that have been accessed.

git-svn-id: http://svn.code.sf.net/p/retroshare/code/trunk@3652 b45a01b8-16f6-495d-af2f-9b41ad6348cc

retroshare-gui/src/gui/PeersDialog.cpp

@@ -174,14 +174,11 @@ PeersDialog::PeersDialog(QWidget *parent)
 
     ui.fontsButton->setIcon(QIcon(QString(":/images/fonts.png")));
 
-    _currentColor = Qt::black;
-
-    QPixmap pxm(16,16);
-    pxm.fill(_currentColor);
-    ui.colorChatButton->setIcon(pxm);
-
+    mCurrentColor = Qt::black;
     mCurrentFont.fromString(Settings->getChatScreenFont());
-    ui.lineEdit->setFont(mCurrentFont);
+
+    colorChanged(mCurrentColor);
+    fontChanged(mCurrentFont);
 
     style.setStyleFromSettings(ChatStyle::TYPE_PUBLIC);
 
@@ -203,8 +200,6 @@ PeersDialog::PeersDialog(QWidget *parent)
     grpchatmenu->addAction(ui.actionMessageHistory);
     ui.menuButton->setMenu(grpchatmenu);
 
-    _underline = false;
-
     QMenu *menu = new QMenu();
     menu->addAction(ui.actionAdd_Friend);
     menu->addAction(ui.actionAdd_Group);
@@ -1499,6 +1494,10 @@ void PeersDialog::sendMsg()
 
     rsMsgs->sendPublicChat(message);
     ui.lineEdit->clear();
+    // workaround for Qt bug - http://bugreports.qt.nokia.com/browse/QTBUG-2533
+    // QTextEdit::clear() does not reset the CharFormat if document contains hyperlinks that have been accessed.
+    ui.lineEdit->setCurrentCharFormat(QTextCharFormat ());
+
     setFont();
 
     /* redraw send list */
@@ -1598,22 +1597,39 @@ void  PeersDialog::insertSendList()
 
 void PeersDialog::setColor()
 {
-
     bool ok;
     QRgb color = QColorDialog::getRgba(ui.lineEdit->textColor().rgba(), &ok, this);
     if (ok) {
- 	        _currentColor = QColor(color);
- 	        QPixmap pxm(16,16);
-	        pxm.fill(_currentColor);
-	        ui.colorChatButton->setIcon(pxm);
+        mCurrentColor = QColor(color);
+        colorChanged(mCurrentColor);
     }
     setFont();
 }
 
+void PeersDialog::colorChanged(const QColor &c)
+{
+    QPixmap pxm(16,16);
+    pxm.fill(mCurrentColor);
+    ui.colorChatButton->setIcon(pxm);
+}
+
 void PeersDialog::getFont()
 {
     bool ok;
     mCurrentFont = QFontDialog::getFont(&ok, mCurrentFont, this);
+    if (ok) {
+        fontChanged(mCurrentFont);
+    }
+}
+
+void PeersDialog::fontChanged(const QFont &font)
+{
+    mCurrentFont = font;
+
+    ui.textboldChatButton->setChecked(mCurrentFont.bold());
+    ui.textunderlineChatButton->setChecked(mCurrentFont.underline());
+    ui.textitalicChatButton->setChecked(mCurrentFont.italic());
+
     setFont();
 }
 
@@ -1623,20 +1639,12 @@ void PeersDialog::setFont()
     mCurrentFont.setUnderline(ui.textunderlineChatButton->isChecked());
     mCurrentFont.setItalic(ui.textitalicChatButton->isChecked());
     ui.lineEdit->setFont(mCurrentFont);
-  ui.lineEdit->setTextColor(_currentColor);
+    ui.lineEdit->setTextColor(mCurrentColor);
     Settings->setChatScreenFont(mCurrentFont.toString());
 
     ui.lineEdit->setFocus();
-
 }
 
-void PeersDialog::underline()
-{
- 	        _underline = !_underline;
- 	        ui.lineEdit->setFontUnderline(_underline);
-}
-
-
 // Update Chat Info information
 void PeersDialog::setChatInfo(QString info, QColor color)
 {

retroshare-gui/src/gui/PeersDialog.h

@@ -144,7 +144,6 @@ private slots:
 
     void setFont();
     void getFont();
-    void underline();
 
     void changeAvatarClicked();
     void getAvatar();
@@ -175,6 +174,9 @@ private:
     void processSettings(bool bLoad);
     void addChatMsg(bool incoming, bool history, QString &name, QDateTime &recvTime, QString &message);
 
+    void colorChanged(const QColor &c);
+    void fontChanged(const QFont &font);
+
     class QLabel *iconLabel, *textLabel;
     class QWidget *widget;
     class QWidgetAction *widgetAction;
@@ -201,8 +203,7 @@ private:
     IMHistoryKeeper historyKeeper;
     ChatStyle style;
 
-    QColor _currentColor;
-    bool _underline;
+    QColor mCurrentColor;
     time_t last_status_send_time ;
 
     QFont mCurrentFont; /* how the text will come out */

retroshare-gui/src/gui/chat/PopupChatDialog.cpp

@@ -761,6 +761,10 @@ void PopupChatDialog::sendChat()
     }
 
     chatWidget->clear();
+    // workaround for Qt bug - http://bugreports.qt.nokia.com/browse/QTBUG-2533
+    // QTextEdit::clear() does not reset the CharFormat if document contains hyperlinks that have been accessed.
+    chatWidget->setCurrentCharFormat(QTextCharFormat ());
+
     setFont();
 
     /* redraw send list */