juce_StretchableLayoutResizerBar.h

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 /*
  ==============================================================================
 
   This file is part of the JUCE library.
   Copyright (c) 2022 - Raw Material Software Limited
 
   JUCE is an open source library subject to commercial or open-source
   licensing.
 
   By using JUCE, you agree to the terms of both the JUCE 7 End-User License
   Agreement and JUCE Privacy Policy.
 
   End User License Agreement: www.juce.com/juce-7-licence
   Privacy Policy: www.juce.com/juce-privacy-policy
 
   Or: You may also use this code under the terms of the GPL v3 (see
   www.gnu.org/licenses).
 
   JUCE IS PROVIDED "AS IS" WITHOUT ANY WARRANTY, AND ALL WARRANTIES, WHETHER
   EXPRESSED OR IMPLIED, INCLUDING MERCHANTABILITY AND FITNESS FOR PURPOSE, ARE
   DISCLAIMED.
 
  ==============================================================================
*/
 
namespace juce
{
 
//==============================================================================
class JUCE_API  StretchableLayoutResizerBar  : public Component
{
public:
    //==============================================================================
    StretchableLayoutResizerBar (StretchableLayoutManager* layoutToUse,
                                 int itemIndexInLayout,
                                 bool isBarVertical);
 
    ~StretchableLayoutResizerBar() override;
 
    //==============================================================================
    virtual void hasBeenMoved();
 
    //==============================================================================
    struct JUCE_API  LookAndFeelMethods
    {
        virtual ~LookAndFeelMethods() = default;
 
        virtual void drawStretchableLayoutResizerBar (Graphics&, int w, int h,
                                                      bool isVerticalBar, bool isMouseOver, bool isMouseDragging) = 0;
    };
 
    //==============================================================================
    void paint (Graphics&) override;
    void mouseDown (const MouseEvent&) override;
    void mouseDrag (const MouseEvent&) override;
 
 
private:
    //==============================================================================
    StretchableLayoutManager* layout;
    int itemIndex, mouseDownPos;
    bool isVertical;
 
    JUCE_DECLARE_NON_COPYABLE_WITH_LEAK_DETECTOR (StretchableLayoutResizerBar)
};
 
} // namespace juce