1 /**************************************************************************** 2 ** 3 ** Copyright (C) 2016 The Qt Company Ltd. 4 ** Contact: https://www.qt.io/licensing/ 5 ** 6 ** This file is part of the QtWidgets module of the Qt Toolkit. 7 ** 8 ** $QT_BEGIN_LICENSE:LGPL$ 9 ** Commercial License Usage 10 ** Licensees holding valid commercial Qt licenses may use this file in 11 ** accordance with the commercial license agreement provided with the 12 ** Software or, alternatively, in accordance with the terms contained in 13 ** a written agreement between you and The Qt Company. For licensing terms 14 ** and conditions see https://www.qt.io/terms-conditions. For further 15 ** information use the contact form at https://www.qt.io/contact-us. 16 ** 17 ** GNU Lesser General Public License Usage 18 ** Alternatively, this file may be used under the terms of the GNU Lesser 19 ** General Public License version 3 as published by the Free Software 20 ** Foundation and appearing in the file LICENSE.LGPL3 included in the 21 ** packaging of this file. Please review the following information to 22 ** ensure the GNU Lesser General Public License version 3 requirements 23 ** will be met: https://www.gnu.org/licenses/lgpl-3.0.html. 24 ** 25 ** GNU General Public License Usage 26 ** Alternatively, this file may be used under the terms of the GNU 27 ** General Public License version 2.0 or (at your option) the GNU General 28 ** Public license version 3 or any later version approved by the KDE Free 29 ** Qt Foundation. The licenses are as published by the Free Software 30 ** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3 31 ** included in the packaging of this file. Please review the following 32 ** information to ensure the GNU General Public License requirements will 33 ** be met: https://www.gnu.org/licenses/gpl-2.0.html and 34 ** https://www.gnu.org/licenses/gpl-3.0.html. 35 ** 36 ** $QT_END_LICENSE$ 37 ** 38 ****************************************************************************/ 39 40 #ifndef QFONTDIALOG_H 41 #define QFONTDIALOG_H 42 43 #include <QtWidgets/qtwidgetsglobal.h> 44 #include <QtGui/qwindowdefs.h> 45 #include <QtGui/qfont.h> 46 47 #include <QtWidgets/qdialog.h> 48 49 QT_REQUIRE_CONFIG(fontdialog); 50 51 QT_BEGIN_NAMESPACE 52 53 class QFontDialogPrivate; 54 55 class Q_WIDGETS_EXPORT QFontDialog : public QDialog 56 { 57 Q_OBJECT 58 Q_DECLARE_PRIVATE(QFontDialog) 59 Q_PROPERTY(QFont currentFont READ currentFont WRITE setCurrentFont NOTIFY currentFontChanged) 60 Q_PROPERTY(FontDialogOptions options READ options WRITE setOptions) 61 62 public: 63 enum FontDialogOption { 64 NoButtons = 0x00000001, 65 DontUseNativeDialog = 0x00000002, 66 ScalableFonts = 0x00000004, 67 NonScalableFonts = 0x00000008, 68 MonospacedFonts = 0x00000010, 69 ProportionalFonts = 0x00000020 70 }; 71 Q_ENUM(FontDialogOption) 72 73 Q_DECLARE_FLAGS(FontDialogOptions, FontDialogOption) 74 75 explicit QFontDialog(QWidget *parent = nullptr); 76 explicit QFontDialog(const QFont &initial, QWidget *parent = nullptr); 77 ~QFontDialog(); 78 79 void setCurrentFont(const QFont &font); 80 QFont currentFont() const; 81 82 QFont selectedFont() const; 83 84 void setOption(FontDialogOption option, bool on = true); 85 bool testOption(FontDialogOption option) const; 86 void setOptions(FontDialogOptions options); 87 FontDialogOptions options() const; 88 89 using QDialog::open; 90 void open(QObject *receiver, const char *member); 91 92 void setVisible(bool visible) override; 93 94 static QFont getFont(bool *ok, QWidget *parent = nullptr); 95 static QFont getFont(bool *ok, const QFont &initial, QWidget *parent = nullptr, const QString &title = QString(), 96 FontDialogOptions options = FontDialogOptions()); 97 98 Q_SIGNALS: 99 void currentFontChanged(const QFont &font); 100 void fontSelected(const QFont &font); 101 102 protected: 103 void changeEvent(QEvent *event) override; 104 void done(int result) override; 105 bool eventFilter(QObject *object, QEvent *event) override; 106 107 private: 108 Q_DISABLE_COPY(QFontDialog) 109 110 Q_PRIVATE_SLOT(d_func(), void _q_sizeChanged(const QString &)) 111 Q_PRIVATE_SLOT(d_func(), void _q_familyHighlighted(int)) 112 Q_PRIVATE_SLOT(d_func(), void _q_writingSystemHighlighted(int)) 113 Q_PRIVATE_SLOT(d_func(), void _q_styleHighlighted(int)) 114 Q_PRIVATE_SLOT(d_func(), void _q_sizeHighlighted(int)) 115 Q_PRIVATE_SLOT(d_func(), void _q_updateSample()) 116 }; 117 118 Q_DECLARE_OPERATORS_FOR_FLAGS(QFontDialog::FontDialogOptions) 119 120 QT_END_NAMESPACE 121 122 #endif // QFONTDIALOG_H 123