gridview.h

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#ifndef __GRID_VIEW_H__
#define __GRID_VIEW_H__
 
#include <stdint.h>
#include "scrollbar.h"
#include "icon.h"
#include "window.h"
#include <_xeneva.h>
 
#ifdef __cplusplus
XE_EXTERN {
#endif
 
    /* grid type */
    typedef enum {
        GRIDCELL_THUMBNAIL,
        GRIDCELL_WIDGET,
    } ChGridCellType;
 
    typedef struct _grid_cell_ {
        ChGridCellType type;
        ChIcon* thumbnail;
        char label[64];
 
        ChWidget* child;
        void* data;
    } ChGridCell;
 
    typedef struct _grid_view_ {
        ChWidget wid;
 
        ChGridCell* cells;
        int cell_count;
        int cell_capacity;
 
        int columns;
        int cell_w;
        int cell_h;
        int cell_padding;
 
        int selected_index;
        int hover_index;
 
        int scroll_y;
        int content_height;
        int viewport_height;
        int viewport_width;
 
        ChScrollBar vscroll;
        uint8_t prev_button;
 
        int prev_scroll_y;
        bool force_full_redraw;
 
        uint32_t color_bg;
        uint32_t color_selected_bg;
        uint32_t color_hover_bg;
        uint32_t color_label_text;
 
        void (*OnSelect)(struct _grid_view_* gv, ChWindow* win, int index, ChGridCell* cell);
    } ChGridView;
 
    XE_EXPORT ChGridView* ChGridViewCreate(
        int x, int y, int w, int h, int columns, int cell_w, int cell_h, int padding);
    XE_EXPORT int ChGridAddThumbnail(
        ChGridView * gv, ChIcon * icon, const char* label, void* user_data);
 
    XE_EXPORT int ChGridAddWidget(ChGridView * gv, ChWidget * child, void* data);
 
#ifdef __cplusplus
}
#endif
 
#endif