warzone2100/lib/widget/slider.h

60 lines
1.5 KiB
C

/*
* Slider.h
*
* Slider bar interface definitions.
*/
#ifndef _slider_h
#define _slider_h
/* The widget heaps */
extern OBJ_HEAP *psSldHeap;
/* Slider state */
#define SLD_DRAG 0x0001 // Slider is being dragged
#define SLD_HILITE 0x0002 // Slider is hilited
typedef struct _w_slider
{
/* The common widget data */
WIDGET_BASE;
UWORD orientation; // The orientation of the slider
UWORD numStops; // Number of stop positions on the slider
UWORD barSize; // Thickness of slider bar
UWORD pos; // Current stop position of the slider
UWORD state; // Slider state
char *pTip; // Tool tip
} W_SLIDER;
/* Create a slider widget data structure */
extern BOOL sliderCreate(W_SLIDER **ppsWidget, W_SLDINIT *psInit);
/* Free the memory used by a slider */
extern void sliderFree(W_SLIDER *psWidget);
/* Initialise a slider widget before running it */
extern void sliderInitialise(W_SLIDER *psWidget);
/* Run a slider widget */
extern void sliderRun(W_SLIDER *psWidget, W_CONTEXT *psContext);
/* Respond to a mouse click */
extern void sliderClicked(W_SLIDER *psWidget, W_CONTEXT *psContext);
/* Respond to a mouse up */
extern void sliderReleased(W_SLIDER *psWidget);
/* Respond to a mouse moving over a slider */
extern void sliderHiLite(W_SLIDER *psWidget);
/* Respond to the mouse moving off a slider */
extern void sliderHiLiteLost(W_SLIDER *psWidget);
/* The slider display function */
extern void sliderDisplay(WIDGET *psWidget, UDWORD xOffset, UDWORD yOffset,
UDWORD *pColours);
#endif