88 lines
2.4 KiB
C
88 lines
2.4 KiB
C
/*
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* WidgBase.h
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*
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* Definitions for the basic widget types.
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*/
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#ifndef _widgbase_h
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#define _widgbase_h
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#include "lib/framework/frame.h"
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/* Button colours */
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#define WBUTC_TEXT 0 // Colour for button text
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#define WBUTC_BKGRND 1 // Colour for button background
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#define WBUTC_BORDER1 2 // Colour for button border
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#define WBUTC_BORDER2 3 // 2nd border colour
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#define WBUTC_HILITE 4 // Hilite colour
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/* Forward definitions */
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struct _widget;
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struct _w_context;
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/* The display function prototype */
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typedef void (*WIDGET_DISPLAY)(struct _widget *psWidget, UDWORD xOffset, UDWORD yOffset, UDWORD *pColours);
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/* The optional user callback function */
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typedef void (*WIDGET_CALLBACK)(struct _widget *psWidget, struct _w_context *psContext);
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typedef void (*WIDGET_AUDIOCALLBACK)(int AudioID);
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/* The common widget data */
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#define WIDGET_BASE \
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UDWORD formID; /* ID of the widgets base form. */ \
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UDWORD id; /* The user set ID number for the widget */ \
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/* This is returned when e.g. a button is pressed */ \
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WIDGET_TYPE type; /* The widget type */ \
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UDWORD style; /* The style of the widget */ \
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SWORD x,y; /* The location of the widget */ \
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UWORD width,height; /* The size of the widget */ \
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WIDGET_DISPLAY display; /* Display the widget */\
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WIDGET_CALLBACK callback; /* User callback (if any) */\
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void *pUserData; /* Pointer to a user data block (if any) */\
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UDWORD UserData; /* User data (if any) */\
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\
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struct _widget *psNext /* Pointer to the next widget in the screen list */
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/* The different base types of widget */
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typedef enum _widget_type
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{
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WIDG_FORM,
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WIDG_LABEL,
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WIDG_BUTTON,
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WIDG_EDITBOX,
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WIDG_BARGRAPH,
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WIDG_SLIDER,
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} WIDGET_TYPE;
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/* The base widget data type */
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typedef struct _widget
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{
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/* The common widget data */
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WIDGET_BASE;
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} WIDGET;
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/* The screen structure which stores all info for a widget screen */
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typedef struct _w_screen
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{
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WIDGET *psForm; // The root form of the screen
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WIDGET *psFocus; // The widget that has keyboard focus
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// PROP_FONT *psTipFont; // The font for tool tips
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int TipFontID; // ID of the IVIS font to use for tool tips.
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} W_SCREEN;
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/* Context information to pass into the widget functions */
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typedef struct _w_context
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{
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W_SCREEN *psScreen; // Parent screen of the widget
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struct _w_form *psForm; // Parent form of the widget
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SDWORD xOffset,yOffset; // Screen offset of the parent form
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SDWORD mx,my; // mouse position on the form
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} W_CONTEXT;
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#endif
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