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Accessibility: Added ScopedDragNotification for sending slider drag notifications

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This commit is contained in:
ed 2021-09-06 10:03:13 +01:00
parent 8d6ba3b54e
commit 3739fe4829
2 changed files with 116 additions and 91 deletions
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21
modules/juce_gui_basics/widgets/juce_Slider.h
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@ -886,6 +886,27 @@ public:
Rectangle<int> textBoxBounds;
};
//==============================================================================
/** An RAII class for sending slider listener drag messages.
This is useful if you are programatically updating the slider's value and want
to imitate a mouse event, for example in a custom AccessibilityHandler.
@see Slider::Listener
*/
class JUCE_API ScopedDragNotification
{
public:
explicit ScopedDragNotification (Slider&);
~ScopedDragNotification();
private:
Slider& sliderBeingDragged;
JUCE_DECLARE_NON_MOVEABLE (ScopedDragNotification)
JUCE_DECLARE_NON_COPYABLE (ScopedDragNotification)
};
//==============================================================================
/** This abstract base class is implemented by LookAndFeel classes to provide
slider drawing functionality.