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| | GestureRotate (GestureRotate &&src) noexcept |
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| GestureRotate & | operator= (GestureRotate &&src) noexcept |
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| | ~GestureRotate () noexcept override |
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| GtkGestureRotate * | gobj () |
| | Provides access to the underlying C GObject.
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| const GtkGestureRotate * | gobj () const |
| | Provides access to the underlying C GObject.
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| GtkGestureRotate * | gobj_copy () |
| | Provides access to the underlying C instance. The caller is responsible for unrefing it. Use when directly setting fields in structs.
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| double | get_angle_delta () const |
| | If gesture is active, this function returns the angle difference in radians since the gesture was first recognized.
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| Glib::SignalProxy< void, double, double > | signal_angle_changed () |
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| | Gesture (Gesture &&src) noexcept |
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| Gesture & | operator= (Gesture &&src) noexcept |
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| | ~Gesture () noexcept override |
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| GtkGesture * | gobj () |
| | Provides access to the underlying C GObject.
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| const GtkGesture * | gobj () const |
| | Provides access to the underlying C GObject.
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| GtkGesture * | gobj_copy () |
| | Provides access to the underlying C instance. The caller is responsible for unrefing it. Use when directly setting fields in structs.
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| Glib::RefPtr< Gdk::Device > | get_device () |
| | Returns the master Gdk::Device that is currently operating on gesture, or nullptr if the gesture is not being interacted.
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| Glib::RefPtr< const Gdk::Device > | get_device () const |
| | Returns the master Gdk::Device that is currently operating on gesture, or nullptr if the gesture is not being interacted.
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| bool | set_state (EventSequenceState state) |
| | Sets the state of all sequences that gesture is currently interacting with.
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| EventSequenceState | get_sequence_state (GdkEventSequence *sequence) const |
| | Returns the sequence state, as seen by gesture.
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| bool | set_sequence_state (GdkEventSequence *sequence, EventSequenceState state) |
| | Sets the state of sequence in gesture.
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| std::vector< const GdkEventSequence * > | get_sequences () const |
| | Returns the list of GdkEventSequences currently being interpreted.
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| GdkEventSequence * | get_last_updated_sequence () |
| | Returns the Gdk::EventSequence that was last updated on gesture.
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| const GdkEventSequence * | get_last_updated_sequence () const |
| | Returns the Gdk::EventSequence that was last updated on gesture.
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| bool | handles_sequence (GdkEventSequence *sequence) const |
| | Returns true if gesture is currently handling events corresponding to sequence.
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| const GdkEvent * | get_last_event (GdkEventSequence *sequence) const |
| | Returns the last event that was processed for sequence.
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| bool | get_point (GdkEventSequence *sequence, double &x, double &y) const |
| | If sequence is currently being interpreted by gesture, this function returns true and fills in x and y with the last coordinates stored for that event sequence.
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| bool | get_bounding_box (Gdk::Rectangle &rect) const |
| | If there are touch sequences being currently handled by gesture, this function returns true and fills in rect with the bounding box containing all active touches.
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| bool | get_bounding_box_center (double &x, double &y) const |
| | If there are touch sequences being currently handled by gesture, this function returns true and fills in x and y with the center of the bounding box containing all active touches.
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| bool | is_active () const |
| | Returns true if the gesture is currently active.
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| bool | is_recognized () const |
| | Returns true if the gesture is currently recognized.
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| Glib::RefPtr< Gdk::Window > | get_window () |
| | Returns the user-defined window that receives the events handled by gesture.
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| Glib::RefPtr< const Gdk::Window > | get_window () const |
| | Returns the user-defined window that receives the events handled by gesture.
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| void | set_window (const Glib::RefPtr< Gdk::Window > &window) |
| | Sets a specific window to receive events about, so gesture will effectively handle only events targeting window, or a child of it.
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| void | unset_window () |
| | Undoes the effect of previous calls to set_window(), so the gesture will handle events targeting any Gdk::Window that pertains to Gtk::EventController::get_widget().
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| void | group (const Glib::RefPtr< Gesture > &group_gesture) |
| | Adds gesture to the same group than group_gesture.
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| void | ungroup () |
| | Separates gesture into an isolated group.
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| std::vector< Glib::RefPtr< Gesture > > | get_group () |
| | Returns all gestures in the group of gesture.
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| std::vector< Glib::RefPtr< const Gesture > > | get_group () const |
| | Returns all gestures in the group of gesture.
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| bool | is_grouped_with (const Glib::RefPtr< Gesture > &other) const |
| | Returns true if both gestures pertain to the same group.
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| Glib::SignalProxy< void, GdkEventSequence * > | signal_begin () |
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| Glib::SignalProxy< void, GdkEventSequence * > | signal_end () |
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| Glib::SignalProxy< void, GdkEventSequence * > | signal_update () |
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| Glib::SignalProxy< void, GdkEventSequence * > | signal_cancel () |
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| Glib::SignalProxy< void, GdkEventSequence *, EventSequenceState > | signal_sequence_state_changed () |
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| Glib::PropertyProxy_ReadOnly< unsigned int > | property_n_points () const |
| | The number of touch points that trigger recognition on this gesture,.
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| Glib::PropertyProxy< Glib::RefPtr< Gdk::Window > > | property_window () |
| | If non-nullptr, the gesture will only listen for events that happen on this Gdk::Window, or a child of it.
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| Glib::PropertyProxy_ReadOnly< Glib::RefPtr< Gdk::Window > > | property_window () const |
| | If non-nullptr, the gesture will only listen for events that happen on this Gdk::Window, or a child of it.
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| | EventController (EventController &&src) noexcept |
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| EventController & | operator= (EventController &&src) noexcept |
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| | ~EventController () noexcept override |
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| GtkEventController * | gobj () |
| | Provides access to the underlying C GObject.
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| const GtkEventController * | gobj () const |
| | Provides access to the underlying C GObject.
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| GtkEventController * | gobj_copy () |
| | Provides access to the underlying C instance. The caller is responsible for unrefing it. Use when directly setting fields in structs.
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| Widget * | get_widget () |
| | Returns the Gtk::Widget this controller relates to.
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| const Widget * | get_widget () const |
| | Returns the Gtk::Widget this controller relates to.
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| bool | handle_event (const GdkEvent * event) |
| | Feeds an events into controller, so it can be interpreted and the controller actions triggered.
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| void | reset () |
| | Resets the controller to a clean state.
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| PropagationPhase | get_propagation_phase () const |
| | Gets the propagation phase at which controller handles events.
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| void | set_propagation_phase (PropagationPhase phase) |
| | Sets the propagation phase at which a controller handles events.
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| Glib::PropertyProxy_ReadOnly< Widget * > | property_widget () const |
| | The widget receiving the Gdk::Events that the controller will handle.
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| Glib::PropertyProxy< PropagationPhase > | property_propagation_phase () |
| | The propagation phase at which this controller will handle events.
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| Glib::PropertyProxy_ReadOnly< PropagationPhase > | property_propagation_phase () const |
| | The propagation phase at which this controller will handle events.
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Rotate gesture.
This is a Gesture implementation able to recognize 2-finger rotations. Whenever the angle between both handled sequences changes, signal_angle_changed() is emitted.
- Since gtkmm 3.14: