kde-extraapps/kdevplatform/plugins/projectmanagerview/projectmodelitemdelegate.cpp
2015-07-26 14:23:17 +03:00

103 lines
4.2 KiB
C++

/* This file is part of KDevelop
Copyright 2013 Aleix Pol <aleixpol@kde.org>
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public
License as published by the Free Software Foundation; either
version 2 of the License, or (at your option) any later version.
This library 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
Library General Public License for more details.
You should have received a copy of the GNU Library General Public License
along with this library; see the file COPYING.LIB. If not, write to
the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
Boston, MA 02110-1301, USA.
*/
#include "projectmodelitemdelegate.h"
#include "vcsoverlayproxymodel.h"
#include <QPainter>
#include <QDebug>
ProjectModelItemDelegate::ProjectModelItemDelegate(QObject* parent)
: QItemDelegate(parent)
{}
void ProjectModelItemDelegate::paint(QPainter* painter, const QStyleOptionViewItem& opt, const QModelIndex& index) const
{
QPixmap decoData = decoration(opt, index.data(Qt::DecorationRole));
QRect decorationRect = rect(opt, index, Qt::DecorationRole);
QRect checkRect; //unused in practice
QRect spaceLeft = opt.rect;
spaceLeft.setLeft(decorationRect.right());
QString displayData = index.data(Qt::DisplayRole).toString();
QRect displayRect = textRectangle(painter, spaceLeft, opt.font, displayData);
displayRect.setLeft(spaceLeft.left());
QRect branchNameRect(displayRect.topRight(), opt.rect.bottomRight());
QString branchNameData = index.data(VcsOverlayProxyModel::BranchNameRole).toString();
doLayout(opt, &checkRect, &decorationRect, &displayRect, false);
branchNameRect.setLeft(branchNameRect.left() + displayRect.left());
branchNameRect.setTop(displayRect.top());
drawStyledBackground(painter, opt);
// drawCheck(painter, opt, checkRect, checkState);
drawDecoration(painter, opt, decorationRect, decoData);
drawDisplay(painter, opt, displayRect, displayData);
drawBranchName(painter, opt, branchNameRect, branchNameData);
drawFocus(painter, opt, displayRect);
}
void ProjectModelItemDelegate::drawBranchName(QPainter* painter, const QStyleOptionViewItem& option,
const QRect& rect, const QString& branchName) const
{
QString text = option.fontMetrics.elidedText(branchName, Qt::ElideRight, rect.width());
bool selected = option.state & QStyle::State_Selected;
QPalette::ColorGroup colorGroup = selected ? QPalette::Active : QPalette::Disabled;
painter->save();
painter->setPen(option.palette.color(colorGroup, QPalette::Text));
painter->drawText(rect, text);
painter->restore();
}
void ProjectModelItemDelegate::drawStyledBackground(QPainter* painter, const QStyleOptionViewItem& option) const
{
QStyleOptionViewItemV4 opt(option);
QStyle *style = opt.widget->style();
style->drawPrimitive(QStyle::PE_PanelItemViewItem, &option, painter, opt.widget);
}
void ProjectModelItemDelegate::drawDisplay(QPainter* painter, const QStyleOptionViewItem& option,
const QRect& rect, const QString& text) const
{
QPalette::ColorGroup cg = option.state & QStyle::State_Enabled
? QPalette::Normal : QPalette::Disabled;
if (option.state & QStyle::State_Editing) {
painter->save();
painter->setPen(option.palette.color(cg, QPalette::Text));
painter->drawRect(rect.adjusted(0, 0, -1, -1));
painter->restore();
}
if(text.isEmpty())
return;
if (cg == QPalette::Normal && !(option.state & QStyle::State_Active))
cg = QPalette::Inactive;
if (option.state & QStyle::State_Selected) {
painter->setPen(option.palette.color(cg, QPalette::HighlightedText));
} else {
painter->setPen(option.palette.color(cg, QPalette::Text));
}
QFontMetrics fm(painter->fontMetrics());
painter->drawText(rect, fm.elidedText(text, Qt::ElideRight, rect.width()));
}