14720ace06
Move */ to a separate line below the SPDX identifier. Change-Id: Id1032215449cfccae0933147b45e04b65e0b727f Reviewed-on: https://code.wireshark.org/review/27211 Reviewed-by: Anders Broman <a.broman58@gmail.com>
91 lines
3.2 KiB
C++
91 lines
3.2 KiB
C++
/* timeline_delegate.cpp
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*
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* Wireshark - Network traffic analyzer
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* By Gerald Combs <gerald@wireshark.org>
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* Copyright 1998 Gerald Combs
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*
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* SPDX-License-Identifier: GPL-2.0-or-later
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*/
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#include <ui/qt/models/timeline_delegate.h>
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#include <ui/qt/utils/color_utils.h>
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#include <QApplication>
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#include <QPainter>
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// XXX We might want to move this to conversation_dialog.cpp.
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// PercentBarDelegate uses a stronger blend value, but its bars are also
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// more of a prominent feature. Make the blend weaker here so that we don't
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// obscure our text.
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static const double bar_blend_ = 0.08;
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TimelineDelegate::TimelineDelegate(QWidget *parent) :
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QStyledItemDelegate(parent)
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{}
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void TimelineDelegate::paint(QPainter *painter, const QStyleOptionViewItem &option,
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const QModelIndex &index) const
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{
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QStyleOptionViewItem option_vi = option;
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QStyledItemDelegate::initStyleOption(&option_vi, index);
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struct timeline_span span_px = index.data(Qt::UserRole).value<struct timeline_span>();
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// Paint our rect with no text using the current style, then draw our
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// bar and text over it.
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QStyledItemDelegate::paint(painter, option, index);
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if (QApplication::style()->objectName().contains("vista")) {
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// QWindowsVistaStyle::drawControl does this internally. Unfortunately there
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// doesn't appear to be a more general way to do this.
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option_vi.palette.setColor(QPalette::All, QPalette::HighlightedText,
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option_vi.palette.color(QPalette::Active, QPalette::Text));
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}
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QPalette::ColorGroup cg = option_vi.state & QStyle::State_Enabled
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? QPalette::Normal : QPalette::Disabled;
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QColor text_color = option_vi.palette.color(cg, QPalette::Text);
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QColor bar_color = ColorUtils::alphaBlend(option_vi.palette.windowText(),
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option_vi.palette.window(), bar_blend_);
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if (cg == QPalette::Normal && !(option_vi.state & QStyle::State_Active))
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cg = QPalette::Inactive;
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if (option_vi.state & QStyle::State_Selected) {
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text_color = option_vi.palette.color(cg, QPalette::HighlightedText);
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bar_color = ColorUtils::alphaBlend(option_vi.palette.color(cg, QPalette::Window),
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option_vi.palette.color(cg, QPalette::Highlight),
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bar_blend_);
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}
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painter->save();
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int border_radius = 3; // We use 3 px elsewhere, e.g. filter combos.
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QRect timeline_rect = option.rect;
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timeline_rect.adjust(span_px.start, 1, 0, -1);
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timeline_rect.setWidth(span_px.width);
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painter->setClipRect(option.rect);
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painter->setPen(Qt::NoPen);
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painter->setBrush(bar_color);
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painter->drawRoundedRect(timeline_rect, border_radius, border_radius);
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painter->restore();
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painter->save();
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painter->setPen(text_color);
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painter->drawText(option.rect, Qt::AlignCenter, index.data(Qt::DisplayRole).toString());
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painter->restore();
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}
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/*
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* Editor modelines
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*
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* Local Variables:
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* c-basic-offset: 4
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* tab-width: 8
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* indent-tabs-mode: nil
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* End:
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*
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* ex: set shiftwidth=4 tabstop=8 expandtab:
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* :indentSize=4:tabSize=8:noTabs=true:
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*/
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