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39
40#ifndef QACTION_H
41#define QACTION_H
42
43#include <QtWidgets/qtwidgetsglobal.h>
44#include <QtGui/qkeysequence.h>
45#include <QtCore/qstring.h>
46#include <QtWidgets/qwidget.h>
47#include <QtCore/qvariant.h>
48#include <QtGui/qicon.h>
49
50QT_BEGIN_NAMESPACE
51
52
53#ifndef QT_NO_ACTION
54
55class QMenu;
56class QActionGroup;
57class QActionPrivate;
58class QGraphicsWidget;
59
60class Q_WIDGETS_EXPORT QAction : public QObject
61{
62 Q_OBJECT
63 Q_DECLARE_PRIVATE(QAction)
64
65 Q_PROPERTY(bool checkable READ isCheckable WRITE setCheckable NOTIFY changed)
66 Q_PROPERTY(bool checked READ isChecked WRITE setChecked NOTIFY toggled)
67 Q_PROPERTY(bool enabled READ isEnabled WRITE setEnabled NOTIFY changed)
68 Q_PROPERTY(QIcon icon READ icon WRITE setIcon NOTIFY changed)
69 Q_PROPERTY(QString text READ text WRITE setText NOTIFY changed)
70 Q_PROPERTY(QString iconText READ iconText WRITE setIconText NOTIFY changed)
71 Q_PROPERTY(QString toolTip READ toolTip WRITE setToolTip NOTIFY changed)
72 Q_PROPERTY(QString statusTip READ statusTip WRITE setStatusTip NOTIFY changed)
73 Q_PROPERTY(QString whatsThis READ whatsThis WRITE setWhatsThis NOTIFY changed)
74 Q_PROPERTY(QFont font READ font WRITE setFont NOTIFY changed)
75#if QT_CONFIG(shortcut)
76 Q_PROPERTY(QKeySequence shortcut READ shortcut WRITE setShortcut NOTIFY changed)
77 Q_PROPERTY(Qt::ShortcutContext shortcutContext READ shortcutContext WRITE setShortcutContext NOTIFY changed)
78 Q_PROPERTY(bool autoRepeat READ autoRepeat WRITE setAutoRepeat NOTIFY changed)
79#endif
80 Q_PROPERTY(bool visible READ isVisible WRITE setVisible NOTIFY changed)
81 Q_PROPERTY(MenuRole menuRole READ menuRole WRITE setMenuRole NOTIFY changed)
82 Q_PROPERTY(bool iconVisibleInMenu READ isIconVisibleInMenu WRITE setIconVisibleInMenu NOTIFY changed)
83 Q_PROPERTY(bool shortcutVisibleInContextMenu READ isShortcutVisibleInContextMenu WRITE setShortcutVisibleInContextMenu NOTIFY changed)
84 Q_PROPERTY(Priority priority READ priority WRITE setPriority)
85
86public:
87 // note this is copied into qplatformmenu.h, which must stay in sync
88 enum MenuRole { NoRole = 0, TextHeuristicRole, ApplicationSpecificRole, AboutQtRole,
89 AboutRole, PreferencesRole, QuitRole };
90 Q_ENUM(MenuRole)
91 enum Priority { LowPriority = 0,
92 NormalPriority = 128,
93 HighPriority = 256};
94 Q_ENUM(Priority)
95 explicit QAction(QObject *parent = nullptr);
96 explicit QAction(const QString &text, QObject *parent = nullptr);
97 explicit QAction(const QIcon &icon, const QString &text, QObject *parent = nullptr);
98
99 ~QAction();
100
101 void setActionGroup(QActionGroup *group);
102 QActionGroup *actionGroup() const;
103 void setIcon(const QIcon &icon);
104 QIcon icon() const;
105
106 void setText(const QString &text);
107 QString text() const;
108
109 void setIconText(const QString &text);
110 QString iconText() const;
111
112 void setToolTip(const QString &tip);
113 QString toolTip() const;
114
115 void setStatusTip(const QString &statusTip);
116 QString statusTip() const;
117
118 void setWhatsThis(const QString &what);
119 QString whatsThis() const;
120
121 void setPriority(Priority priority);
122 Priority priority() const;
123
124#if QT_CONFIG(menu)
125 QMenu *menu() const;
126 void setMenu(QMenu *menu);
127#endif
128
129 void setSeparator(bool b);
130 bool isSeparator() const;
131
132#if QT_CONFIG(shortcut)
133 void setShortcut(const QKeySequence &shortcut);
134 QKeySequence shortcut() const;
135
136 void setShortcuts(const QList<QKeySequence> &shortcuts);
137 void setShortcuts(QKeySequence::StandardKey);
138 QList<QKeySequence> shortcuts() const;
139
140 void setShortcutContext(Qt::ShortcutContext context);
141 Qt::ShortcutContext shortcutContext() const;
142
143 void setAutoRepeat(bool);
144 bool autoRepeat() const;
145#endif
146
147 void setFont(const QFont &font);
148 QFont font() const;
149
150 void setCheckable(bool);
151 bool isCheckable() const;
152
153 QVariant data() const;
154 void setData(const QVariant &var);
155
156 bool isChecked() const;
157
158 bool isEnabled() const;
159
160 bool isVisible() const;
161
162 enum ActionEvent { Trigger, Hover };
163 void activate(ActionEvent event);
164 bool showStatusText(QWidget *widget = nullptr);
165
166 void setMenuRole(MenuRole menuRole);
167 MenuRole menuRole() const;
168
169 void setIconVisibleInMenu(bool visible);
170 bool isIconVisibleInMenu() const;
171
172 void setShortcutVisibleInContextMenu(bool show);
173 bool isShortcutVisibleInContextMenu() const;
174
175 QWidget *parentWidget() const;
176
177 QList<QWidget *> associatedWidgets() const;
178#if QT_CONFIG(graphicsview)
179 QList<QGraphicsWidget *> associatedGraphicsWidgets() const; // ### suboptimal
180#endif
181
182protected:
183 bool event(QEvent *) override;
184 QAction(QActionPrivate &dd, QObject *parent);
185
186public Q_SLOTS:
187 void trigger() { activate(event: Trigger); }
188 void hover() { activate(event: Hover); }
189 void setChecked(bool);
190 void toggle();
191 void setEnabled(bool);
192 inline void setDisabled(bool b) { setEnabled(!b); }
193 void setVisible(bool);
194
195Q_SIGNALS:
196 void changed();
197 void triggered(bool checked = false);
198 void hovered();
199 void toggled(bool);
200
201private:
202 Q_DISABLE_COPY(QAction)
203
204 friend class QGraphicsWidget;
205 friend class QWidget;
206 friend class QActionGroup;
207 friend class QMenu;
208 friend class QMenuPrivate;
209 friend class QMenuBar;
210 friend class QToolButton;
211#ifdef Q_OS_MAC
212 friend void qt_mac_clear_status_text(QAction *action);
213#endif
214};
215
216#ifndef QT_NO_DEBUG_STREAM
217Q_WIDGETS_EXPORT QDebug operator<<(QDebug, const QAction *);
218#endif
219
220QT_BEGIN_INCLUDE_NAMESPACE
221#include <QtWidgets/qactiongroup.h>
222QT_END_INCLUDE_NAMESPACE
223
224#endif // QT_NO_ACTION
225
226QT_END_NAMESPACE
227
228#endif // QACTION_H
229

source code of qtbase/src/widgets/kernel/qaction.h