1 /*
2 Drawpile - a collaborative drawing program.
3
4 Copyright (C) 2014-2019 Calle Laakkonen
5
6 Drawpile is free software: you can redistribute it and/or modify
7 it under the terms of the GNU General Public License as published by
8 the Free Software Foundation, either version 3 of the License, or
9 (at your option) any later version.
10
11 Drawpile is distributed in the hope that it will be useful,
12 but WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 GNU General Public License for more details.
15
16 You should have received a copy of the GNU General Public License
17 along with Drawpile. If not, see <http://www.gnu.org/licenses/>.
18 */
19
20 #ifndef ICON_H
21 #define ICON_H
22
23 #include <QIcon>
24
25 namespace icon {
26
27 //! Check if a dark theme icon should be used on a background of this color
28 bool isDark(const QColor &color);
29
30 //! Select whether to use the dark or light theme based on current palette
31 void selectThemeVariant();
32
33 //! Did selectThemeVariant pick the dark theme?
34 bool isDarkThemeSelected();
35
36 //! Get an icon from the system theme, falling back to the bundled icon set
fromTheme(const QString & name)37 inline QIcon fromTheme(const QString &name) {
38 // Note: after we no longer support anything older thant Qt 5.11,
39 // we can just use QIcon::fromTheme(name) and set a fallback search path
40 return QIcon::fromTheme(name, QIcon(QStringLiteral("theme:") + name + QStringLiteral(".svg")));
41 }
42
43 }
44
45 #endif
46
47