ButtonGrid.h

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#pragma once
 
#include "Component.h"
 
class ButtonGridItem
{
public:
    IconSource _iconSource;
    wstring _text;
    BOOL _isDisabled;
    Bounds _rect, _imageRect, _textRect;
};

class ButtonGrid : public Component
{
    wstring _title;                      
    vector<ButtonGridItem> _items;       
    Direction _iconPosition;               
 
    long _minWidth;                      
    long _columnsPerRow;                 
    long _maxVisibleItems;               
    long _firstVisibleItem;              
    long _lastVisibleItem;               
    long _currentItem;                   
 
    long _indexOfPressedItem;            
 
protected:

    BOOL getCreateWindowOptions(wstring& title, UINT& windowStyles, wstring& wndClassName, BOOL& isCustomWndProc);

    void windowCreated();
 
public:

    ButtonGrid();

    virtual ~ButtonGrid();

    void clear();

    void setMinColumnWidth(long minWidth);

    void setTitle(const wstring& title);

    void setImagePosition(const Direction& imagePosition);

    long addButton(const wstring& itemText, const IconSource& iconSource = IconSource());

    void enableButton(const wstring& itemText, BOOL enabled = TRUE);

    void onWindowResized();

    void onPaint(Graphics *g);

    void onArrowUp(BOOL shiftPressed, BOOL ctrlPressed);
    void onArrowDown(BOOL shiftPressed, BOOL ctrlPressed);
    void onPageUp(BOOL shiftPressed, BOOL ctrlPressed);
    void onPageDown(BOOL shiftPressed, BOOL ctrlPressed);
    void onKeyHome(BOOL shiftPressed, BOOL ctrlPressed);
    void onKeyEnd(BOOL shiftPressed, BOOL ctrlPressed);

    void onMousePressed(WinHandle hWnd, int x, int y, int clickCount, BOOL shiftPressed, BOOL ctrlPressed);
    void onMouseReleased(WinHandle hWnd, int x, int y, BOOL shiftPressed, BOOL ctrlPressed);
    void onMouseRightClicked(WinHandle hWnd, int x, int y, BOOL shiftPressed, BOOL ctrlPressed);
    BOOL onMouseWheel(WinHandle hWnd, int x, int y, int delta);

    BOOL getScrollingInfo(__int64& scrollMin, __int64& scrollMax, __int64& pageSize);

    void setScrollbarTopOffset(__int64 firstVisibleRow);

    void addActionListener(ActionListener* l);
};