CheckList.h

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#pragma once
 
#include "Component.h"
 
class CheckListItem
{
public:
    long _id;
    wstring _text;
    BOOL _checked;
    Bounds _checkRect;
};
 

class CheckList : public Component
{
    vector<CheckListItem> _items;

    wstring _selection;

    wstring _displayText;

    BOOL _isPopup;
 
    long _maxVisibleRows;         
    __int64 _firstVisibleRow;        
    __int64 _lastVisibleRow;         
 
protected:
    BOOL getCreateWindowOptions(wstring& title, UINT& widownStyles, wstring& wndClassName, BOOL& isCustomWndProc);

    void windowCreated();
 
public:
    CheckList();

    virtual ~CheckList();

    void setAsPopup(BOOL isPopup);

    BOOL isPopup();

    void setOptions(const vector<KeyValue>& selections);
    void getOptions(vector<KeyValue>& selections);

    void setSelectedItems(const vector<KeyValue>& selections);

    vector<KeyValue> getSelectedItems();
 
public: // Overridables
 
    void onPaint(Graphics* g) override;
    void onWindowResized() override;
 
    void onArrowUp(BOOL shiftPressed, BOOL ctrlPressed) override;
    void onArrowDown(BOOL shiftPressed, BOOL ctrlPressed) override;
    void onPageUp(BOOL shiftPressed, BOOL ctrlPressed) override;
    void onPageDown(BOOL shiftPressed, BOOL ctrlPressed) override;
    void onKeyHome(BOOL shiftPressed, BOOL ctrlPressed) override;
    void onKeyEnd(BOOL shiftPressed, BOOL ctrlPressed) override;
 
    void onMousePressed(WinHandle hWnd, int x, int y, int clickCount, BOOL shiftPressed, BOOL ctrlPressed) override;
    BOOL onMouseWheel(WinHandle hWnd, int x, int y, int delta) override;
 
    void onFocusGained() override;;
    void onFocusLost() override;;
 
    BOOL getScrollingInfo(__int64& scrollMin, __int64& scrollMax, __int64& pageSize) override;
    void setScrollbarTopOffset(__int64 firstVisibleRow) override;
 
public:

    void onSelectionChanged(WinHandle hWndCB, int itemIndex, const wstring& itemText, BOOL itemChecked);

    void addSelectionChangedListener(SelectionChangeListener* l);
};