FluidPanel.h

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#pragma once
 
#include "PanelBase.h"

class FluidPanel : public PanelBase
{
    long _margin;                  
    long _vGap;                    
    long _minWidth;                
    long _totalHeightInPixels;     
    long _rowHeight;               
    long _viewHeight;              
    long _maxVisibleRows;          
    long _firstVisibleRow;         

    void Layout();
 
protected:

    wstring getClassName();

    void windowCreated();
 
public:

    FluidPanel();

    virtual ~FluidPanel();

    void clear();

    void setFieldHeight(int fieldHeight);

    void setMargin(int margin);

    void setMinColumnWidth(long minWidth);

    void addComponent(Component * component, const wstring& labelText);

    void onWindowResized();

    void onPaint(Graphics *g);

    BOOL onMouseWheel(WinHandle hWnd, int x, int y, int delta);

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

    void setScrollbarTopOffset(__int64 firstVisibleRow);
 
public:
 
    static int HEIGHT_TEXTFIELD;  
    static int HEIGHT_COMBOBOX;   
    static int HEIGHT_TEXTAREA;   
    static int HEIGHT_DATETIME;   
    static int HEIGHT_LISTBOX;    
};