listview.h

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#ifndef __LIST_VIEW_H__
#define __LIST_VIEW_H__
 
#include "base.h"
#include "../chitralekha.h"
#include "window.h"
#include "scrollbar.h"
#include <_xeneva.h>
#include "icon.h"
 
#ifdef __cplusplus
XE_EXTERN {
#endif
 
#define LIST_VIEW_MAX_TEXT              64
#define LIST_VIEW_MAX_COMUMNS           8
#define LIST_VIEW_ICON_COLUMN_DEFAULT_W 20
#define LIST_VIEW_ICON_PADDING          4
 
    typedef struct _list_column_ {
        char header[32];
        int width;
        int minWidth;
    } ListColumn;
 
    typedef struct _ListItem_ {
        char cells[LIST_VIEW_MAX_COMUMNS][LIST_VIEW_MAX_TEXT];
        void* data;
        ChIcon* icon;
        int iconW;
        int iconH;
    } ListItem;
 
    typedef struct _List_View_ {
        ChWidget base;
        ListItem* item;
        int itemCount;
        int itemCapacity;
 
        ListColumn columns[LIST_VIEW_MAX_COMUMNS];
        int columnCount;
        int headerHeight;
 
        int itemHeight;
        int selectedIndex;
        int hoverIndex;
 
        int scroll_y;
        int scroll_x;
        int content_height;
        int content_width;
        int viewport_height;
        int viewport_width;
 
        int icon_column_width;
        int icon_padding;
 
        ChScrollBar vscroll;
        ChScrollBar hscroll;
        uint8_t prev_button;
 
        int resizingColumn;
        int resizeStartMouseX;
        int resizeStartWidth;
 
        int prev_scroll_y;
        int prev_scroll_x;
        bool force_full_redraw;
    } ListView;
 
    XE_EXPORT ListView* ChListViewCreate(int x, int y, int w, int h, int itemHeight);
 
    XE_EXPORT ListItem* ListViewAddItem(
        ListView * lv, const char** cell_texts, int cell_count, void* user_data);
 
    XE_EXPORT void ListViewSetItemIcon(
        ListView * lv, int index, ChIcon* icon, int iconW, int iconH);
    XE_EXPORT void ListViewAddColumn(ListView * lv, const char* header, int width, int minWidth);
    XE_EXPORT void ListViewRemoveItem(ListView * lv, int index);
    XE_EXPORT void ListViewClear(ListView * lv);
 
#ifdef __cplusplus
}
#endif
 
#endif