diff --git a/plugins/grepview/grepoutputdelegate.cpp b/plugins/grepview/grepoutputdelegate.cpp index 157cfbf28a..a4f48fcfb4 100644 --- a/plugins/grepview/grepoutputdelegate.cpp +++ b/plugins/grepview/grepoutputdelegate.cpp @@ -1,181 +1,181 @@ /*************************************************************************** * This file is part of KDevelop * * Copyright (C) 2007 Andreas Pakulat * * Copyright 2010 Julien Desgats * * * * This program 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 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 Library 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 "grepoutputdelegate.h" #include "grepoutputmodel.h" #include #include #include #include #include #include #include #include #include #include GrepOutputDelegate* GrepOutputDelegate::m_self = 0; GrepOutputDelegate* GrepOutputDelegate::self() { Q_ASSERT(m_self); return m_self; } GrepOutputDelegate::GrepOutputDelegate( QObject* parent ) : QStyledItemDelegate(parent) { Q_ASSERT(!m_self); m_self = this; } GrepOutputDelegate::~GrepOutputDelegate() { m_self = 0; } QColor GrepOutputDelegate::blendColor(QColor color1, QColor color2, double blend) const { return QColor(color1.red() * blend + color2.red() * (1-blend), color1.green() * blend + color2.green() * (1-blend), color1.blue() * blend + color2.blue() * (1-blend)); } void GrepOutputDelegate::paint( QPainter* painter, const QStyleOptionViewItem& option, const QModelIndex& index ) const { // there is no function in QString to left-trim. A call to remove this this regexp does the job static const QRegExp leftspaces("^\\s*", Qt::CaseSensitive, QRegExp::RegExp); // rich text component const GrepOutputModel *model = dynamic_cast(index.model()); const GrepOutputItem *item = dynamic_cast(model->itemFromIndex(index)); QStyleOptionViewItemV4 options = option; initStyleOption(&options, index); // building item representation QTextDocument doc; QTextCursor cur(&doc); QPalette::ColorGroup cg = options.state & QStyle::State_Enabled ? QPalette::Normal : QPalette::Disabled; QPalette::ColorRole cr = options.state & QStyle::State_Selected ? QPalette::HighlightedText : QPalette::Text; QTextCharFormat fmt = cur.charFormat(); fmt.setFont(options.font); if(item && item->isText()) { // Use custom manual highlighting const KTextEditor::Range rng = item->change()->m_range; // the line number appears grayed fmt.setForeground(options.palette.brush(QPalette::Disabled, cr)); cur.insertText(i18n("Line %1: ",item->lineNumber()), fmt); // switch to normal color fmt.setForeground(options.palette.brush(cg, cr)); cur.insertText(item->text().left(rng.start().column()).remove(leftspaces), fmt); fmt.setFontWeight(QFont::Bold); - // Blend the highlighted background color - // For some reason, it is extremely slow to use alpha-blending directly here - QColor bgHighlight = blendColor(option.palette.brush(QPalette::Highlight).color(), option.palette.brush(QPalette::Base).color(), 0.3); - fmt.setBackground(bgHighlight); + if ( !(options.state & QStyle::State_Selected) ) { + QColor bgHighlight = option.palette.color(QPalette::AlternateBase); + fmt.setBackground(bgHighlight); + } cur.insertText(item->text().mid(rng.start().column(), rng.end().column() - rng.start().column()), fmt); fmt.clearBackground(); fmt.setFontWeight(QFont::Normal); cur.insertText(item->text().right(item->text().length() - rng.end().column()), fmt); }else{ QString text; if(item) text = item->text(); else text = index.data().toString(); // Simply insert the text as html. We use this for the titles. doc.setHtml(text); } painter->save(); options.text = QString(); // text will be drawn separately options.widget->style()->drawControl(QStyle::CE_ItemViewItem, &options, painter, options.widget); // set correct draw area QRect clip = options.widget->style()->subElementRect(QStyle::SE_ItemViewItemText, &options); QFontMetrics metrics(options.font); painter->translate(clip.topLeft() - QPoint(0, metrics.descent())); // We disable the clipping for now, as it leads to strange clipping errors // clip.setTopLeft(QPoint(0,0)); // painter->setClipRect(clip); QAbstractTextDocumentLayout::PaintContext ctx; // ctx.clip = clip; painter->setBackground(Qt::transparent); doc.documentLayout()->draw(painter, ctx); painter->restore(); } QSize GrepOutputDelegate::sizeHint(const QStyleOptionViewItem& option, const QModelIndex& index) const { const GrepOutputModel *model = dynamic_cast(index.model()); const GrepOutputItem *item = model ? dynamic_cast(model->itemFromIndex(index)) : nullptr; QSize ret = QStyledItemDelegate::sizeHint(option, index); //take account of additional width required for highlighting (bold text) //and line numbers. These are not included in the default Qt size calculation. if(item && item->isText()) { QFont font = option.font; QFontMetrics metrics(font); font.setBold(true); QFontMetrics bMetrics(font); const KTextEditor::Range rng = item->change()->m_range; int width = metrics.width(item->text().left(rng.start().column())) + metrics.width(item->text().right(item->text().length() - rng.end().column())) + bMetrics.width(item->text().mid(rng.start().column(), rng.end().column() - rng.start().column())) + option.fontMetrics.width(i18n("Line %1: ",item->lineNumber())) + std::max(option.decorationSize.width(), 0); ret.setWidth(width); }else{ // This is only used for titles, so not very performance critical QString text; if(item) text = item->text(); else text = index.data().toString(); QTextDocument doc; doc.setDocumentMargin(0); doc.setHtml(text); QSize newSize = doc.size().toSize(); if(newSize.height() > ret.height()) ret.setHeight(newSize.height()); } return ret; }