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emacs/lwlib/lwlib.h
1994-01-30 03:17:32 +00:00

97 lines
2.7 KiB
C

#ifndef LWLIB_H
#define LWLIB_H
#include <X11/Intrinsic.h>
/*
** Widget values depend on the Widget type:
**
** widget: (name value key enabled data contents/selected)
**
** label: ("name" "string" NULL NULL NULL NULL)
** button: ("name" "string" "key" T/F data <default-button-p>)
** button w/menu:
** ("name" "string" "key" T/F data (label|button|button w/menu...))
** menubar: ("name" NULL NULL T/F data (button w/menu))
** selectable thing:
** ("name" "string" "key" T/F data T/F)
** checkbox: selectable thing
** radio: ("name" NULL NULL T/F data (selectable thing...))
** strings: ("name" NULL NULL T/F data (selectable thing...))
** text: ("name" "string" <ign> T/F data)
*/
typedef unsigned long LWLIB_ID;
typedef enum _change_type
{
NO_CHANGE = 0,
INVISIBLE_CHANGE = 1,
VISIBLE_CHANGE = 2,
STRUCTURAL_CHANGE = 3
} change_type;
typedef struct _widget_value
{
/* name of widget */
char* name;
/* value (meaning depend on widget type) */
char* value;
/* keyboard equivalent. no implications for XtTranslations */
char* key;
/* true if enabled */
Boolean enabled;
/* true if selected */
Boolean selected;
/* true if was edited (maintained by get_value) */
Boolean edited;
/* true if has changed (maintained by lw library) */
change_type change;
/* Contents of the sub-widgets, also selected slot for checkbox */
struct _widget_value* contents;
/* data passed to callback */
XtPointer call_data;
/* next one in the list */
struct _widget_value* next;
/* slot for the toolkit dependent part. Always initialize to NULL. */
void* toolkit_data;
/* tell us if we should free the toolkit data slot when freeing the
widget_value itself. */
Boolean free_toolkit_data;
/* we resource the widget_value structures; this points to the next
one on the free list if this one has been deallocated.
*/
struct _widget_value *free_list;
} widget_value;
typedef void (*lw_callback) ();
void lw_register_widget ();
Widget lw_get_widget ();
Widget lw_make_widget ();
Widget lw_create_widget ();
LWLIB_ID lw_get_widget_id ();
void lw_modify_all_widgets ();
void lw_destroy_widget ();
void lw_destroy_all_widgets ();
void lw_destroy_everything ();
void lw_destroy_all_pop_ups ();
Widget lw_raise_all_pop_up_widgets ();
widget_value* lw_get_all_values ();
Boolean lw_get_some_values ();
void lw_pop_up_all_widgets ();
void lw_pop_down_all_widgets ();
widget_value *malloc_widget_value ();
void free_widget_value ();
void lw_popup_menu ();
/* Toolkit independent way of focusing on a Widget at the Xt level. */
void lw_set_keyboard_focus ();
/* Silly Energize hack to invert the "sheet" button */
void lw_show_busy ();
#endif /* LWLIB_H */