![Roland Knall](/assets/img/avatar_default.png)
Following the move for widgets directory, moving utils to the utils directory. Guidelines for this directory are: - Generic use but not a widget - Utility functionality used by many classes Note: additionally all includes affected by this move have been changed to absolute path includes, instead of relative ones. Change-Id: I019ae4b6e6f6d06a5745a63ed195edbd36fb936b Reviewed-on: https://code.wireshark.org/review/22602 Petri-Dish: Roland Knall <rknall@gmail.com> Reviewed-by: Roland Knall <rknall@gmail.com>
167 lines
5.8 KiB
C++
167 lines
5.8 KiB
C++
/* stock_icon.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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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*/
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#include <ui/qt/utils/stock_icon.h>
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// Stock icons. Based on gtk/stock_icons.h
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// Toolbar icon sizes:
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// macOS freestanding: 32x32, 32x32@2x, segmented (inside a button): <= 19x19
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// Windows: 16x16, 24x24, 32x32
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// GNOME: 24x24 (default), 48x48
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// References:
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//
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// http://standards.freedesktop.org/icon-theme-spec/icon-theme-spec-latest.html
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// http://standards.freedesktop.org/icon-naming-spec/icon-naming-spec-latest.html
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//
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// http://mithatkonar.com/wiki/doku.php/qt/icons
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//
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// https://developer.apple.com/library/mac/documentation/userexperience/conceptual/applehiguidelines/IconsImages/IconsImages.html#//apple_ref/doc/uid/20000967-TPXREF102
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// http://msdn.microsoft.com/en-us/library/windows/desktop/dn742485.aspx
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// https://developer.gnome.org/hig-book/stable/icons-types.html.en
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// http://msdn.microsoft.com/en-us/library/ms246582.aspx
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// To do:
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// - 32x32, 48x48, 64x64, and unscaled (.svg) icons
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// - Indent find & go actions when those panes are open.
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// - Replace or remove:
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// WIRESHARK_STOCK_CAPTURE_FILTER x-capture-filter
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// WIRESHARK_STOCK_DISPLAY_FILTER x-display-filter
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// GTK_STOCK_SELECT_COLOR x-coloring-rules
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// GTK_STOCK_PREFERENCES preferences-system
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// GTK_STOCK_HELP help-contents
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#include "wireshark_application.h"
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#include <QFile>
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#include <QFontMetrics>
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#include <QMap>
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#include <QPainter>
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#include <QStyle>
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// XXX We're using icons in more than just the toolbar.
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static const QString path_pfx_ = ":/icons/toolbar/";
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// Map FreeDesktop icon names to Qt standard pixmaps.
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static QMap<QString, QStyle::StandardPixmap> icon_name_to_standard_pixmap_;
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StockIcon::StockIcon(const QString icon_name) :
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QIcon()
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{
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if (icon_name_to_standard_pixmap_.isEmpty()) {
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fillIconNameMap();
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}
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// Does our theme contain this icon?
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// X11 only as per the QIcon documentation.
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if (hasThemeIcon(icon_name)) {
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QIcon theme_icon = fromTheme(icon_name);
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swap(theme_icon);
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return;
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}
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// Is this is an icon we've manually mapped to a standard pixmap below?
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if (icon_name_to_standard_pixmap_.contains(icon_name)) {
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QIcon standard_icon = wsApp->style()->standardIcon(icon_name_to_standard_pixmap_[icon_name]);
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swap(standard_icon);
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return;
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}
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// Is this one of our locally sourced, cage-free, organic icons?
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QStringList types = QStringList() << "14x14" << "16x16" << "24x14" << "24x24";
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foreach (QString type, types) {
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QString icon_path = path_pfx_ + QString("%1/%2.png").arg(type).arg(icon_name);
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if (QFile::exists(icon_path)) {
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addFile(icon_path);
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}
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// Along with each name check for "<name>.active" and
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// "<name>.selected" for the Active and Selected modes, and
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// "<name>.on" to use for the on (checked) state.
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// XXX Allow more (or all) combinations.
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QString icon_path_active = path_pfx_ + QString("%1/%2.active.png").arg(type).arg(icon_name);
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if (QFile::exists(icon_path_active)) {
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addFile(icon_path_active, QSize(), QIcon::Active, QIcon::On);
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}
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QString icon_path_selected = path_pfx_ + QString("%1/%2.selected.png").arg(type).arg(icon_name);
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if (QFile::exists(icon_path_selected)) {
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addFile(icon_path_selected, QSize(), QIcon::Selected, QIcon::On);
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}
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QString icon_path_on = path_pfx_ + QString("%1/%2.on.png").arg(type).arg(icon_name);
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if (QFile::exists(icon_path_on)) {
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addFile(icon_path_on, QSize(), QIcon::Normal, QIcon::On);
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}
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}
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}
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// Create a square icon filled with the specified color.
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QIcon StockIcon::colorIcon(const QRgb bg_color, const QRgb fg_color, const QString glyph)
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{
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QList<int> sizes = QList<int>() << 12 << 16 << 24 << 32 << 48;
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QIcon color_icon;
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foreach (int size, sizes) {
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QPixmap pm(size, size);
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QPainter painter(&pm);
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QRect border(0, 0, size - 1, size - 1);
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painter.setPen(fg_color);
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painter.setBrush(QColor(bg_color));
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painter.drawRect(border);
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if (!glyph.isEmpty()) {
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QFont font(wsApp->font());
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font.setPointSizeF(size / 2.0);
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painter.setFont(font);
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QRectF bounding = painter.boundingRect(pm.rect(), glyph, Qt::AlignHCenter | Qt::AlignVCenter);
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painter.drawText(bounding, glyph);
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}
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color_icon.addPixmap(pm);
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}
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return color_icon;
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}
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void StockIcon::fillIconNameMap()
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{
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// Note that some of Qt's standard pixmaps are awful. We shouldn't add an
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// entry just because a match can be made.
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icon_name_to_standard_pixmap_["document-open"] = QStyle::SP_DirIcon;
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icon_name_to_standard_pixmap_["media-playback-pause"] = QStyle::SP_MediaPause;
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icon_name_to_standard_pixmap_["media-playback-start"] = QStyle::SP_MediaPlay;
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icon_name_to_standard_pixmap_["media-playback-stop"] = QStyle::SP_MediaStop;
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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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