RetroShare/retroshare-gui/src/gui/common/RSPlainTextEdit.cpp
thunder2 ef49000b9a FeedReader:
- Added error handling to xml functions
- Added xslt transformation
- Added retransform of existing messages
- Redesigned preview dialog
- Enabled embed images for forum feeds
- Changed config format, switching back to an older version results in a loss of all data of the FeedReader

Added new base class RSPlainTextEdit with placeholder text.
New library libxslt needed

git-svn-id: http://svn.code.sf.net/p/retroshare/code/trunk@6081 b45a01b8-16f6-495d-af2f-9b41ad6348cc
2013-01-22 00:11:43 +00:00

55 lines
1.7 KiB
C++

/****************************************************************
*
* RetroShare is distributed under the following license:
*
* Copyright (C) 2013, RetroShare Team
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301, USA.
****************************************************************/
#include <QPainter>
#include "RSPlainTextEdit.h"
RSPlainTextEdit::RSPlainTextEdit(QWidget *parent)
: QPlainTextEdit(parent)
{
}
void RSPlainTextEdit::setPlaceholderText(const QString &text)
{
mPlaceholderText = text;
viewport()->repaint();
}
void RSPlainTextEdit::paintEvent(QPaintEvent *event)
{
QPlainTextEdit::paintEvent(event);
if (mPlaceholderText.isEmpty() == false && toPlainText().isEmpty()) {
QWidget *vieportWidget = viewport();
QPainter painter(vieportWidget);
QPen pen = painter.pen();
QColor color = pen.color();
color.setAlpha(128);
pen.setColor(color);
painter.setPen(pen);
painter.drawText(QRect(QPoint(), vieportWidget->size()), Qt::AlignHCenter | Qt::AlignVCenter | Qt::TextWordWrap, mPlaceholderText);
}
}