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198 lines
6.5 KiB
C
198 lines
6.5 KiB
C
/*
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Copyright (C) 1992, 1993 Lucid, Inc.
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Copyright (C) 1994, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006,
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2007, 2008, 2009 Free Software Foundation, Inc.
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This file is part of the Lucid Widget Library.
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The Lucid Widget Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 1, or (at your option)
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any later version.
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The Lucid Widget Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with GNU Emacs; see the file COPYING. If not, write to
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the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
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Boston, MA 02110-1301, USA. */
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#ifndef LWLIB_H
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#define LWLIB_H
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#include <X11/Intrinsic.h>
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/*
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** Widget values depend on the Widget type:
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**
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** widget: (name value key enabled data contents/selected)
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**
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** label: ("name" "string" NULL NULL NULL NULL)
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** button: ("name" "string" "key" T/F data <default-button-p>)
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** button w/menu:
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** ("name" "string" "key" T/F data (label|button|button w/menu...))
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** menubar: ("name" NULL NULL T/F data (button w/menu))
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** selectable thing:
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** ("name" "string" "key" T/F data T/F)
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** checkbox: selectable thing
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** radio: ("name" NULL NULL T/F data (selectable thing...))
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** strings: ("name" NULL NULL T/F data (selectable thing...))
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** text: ("name" "string" <ign> T/F data)
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** main: ("name")
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*/
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typedef unsigned long LWLIB_ID;
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typedef enum _change_type
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{
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NO_CHANGE = 0,
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INVISIBLE_CHANGE = 1,
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VISIBLE_CHANGE = 2,
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STRUCTURAL_CHANGE = 3
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} change_type;
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enum button_type
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{
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BUTTON_TYPE_NONE,
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BUTTON_TYPE_TOGGLE,
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BUTTON_TYPE_RADIO
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};
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/* Menu separator types. */
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enum menu_separator
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{
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/* These values are Motif compatible. */
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SEPARATOR_NO_LINE,
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SEPARATOR_SINGLE_LINE,
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SEPARATOR_DOUBLE_LINE,
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SEPARATOR_SINGLE_DASHED_LINE,
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SEPARATOR_DOUBLE_DASHED_LINE,
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SEPARATOR_SHADOW_ETCHED_IN,
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SEPARATOR_SHADOW_ETCHED_OUT,
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SEPARATOR_SHADOW_ETCHED_IN_DASH,
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SEPARATOR_SHADOW_ETCHED_OUT_DASH,
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/* The following are supported by Lucid menus. */
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SEPARATOR_SHADOW_DOUBLE_ETCHED_IN,
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SEPARATOR_SHADOW_DOUBLE_ETCHED_OUT,
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SEPARATOR_SHADOW_DOUBLE_ETCHED_IN_DASH,
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SEPARATOR_SHADOW_DOUBLE_ETCHED_OUT_DASH
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};
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typedef struct _widget_value
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{
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/* name of widget */
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Lisp_Object lname;
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char* name;
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/* value (meaning depend on widget type) */
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char* value;
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/* keyboard equivalent. no implications for XtTranslations */
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Lisp_Object lkey;
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char* key;
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/* Help string or nil if none.
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GC finds this string through the frame's menu_bar_vector
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or through menu_items. */
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Lisp_Object help;
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/* true if enabled */
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Boolean enabled;
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/* true if selected */
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Boolean selected;
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/* true if was edited (maintained by get_value) */
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Boolean edited;
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/* The type of a button. */
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enum button_type button_type;
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/* true if has changed (maintained by lw library) */
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change_type change;
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/* true if this widget itself has changed,
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but not counting the other widgets found in the `next' field. */
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change_type this_one_change;
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/* Contents of the sub-widgets, also selected slot for checkbox */
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struct _widget_value* contents;
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/* data passed to callback */
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XtPointer call_data;
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/* next one in the list */
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struct _widget_value* next;
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/* slot for the toolkit dependent part. Always initialize to NULL. */
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void* toolkit_data;
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/* tell us if we should free the toolkit data slot when freeing the
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widget_value itself. */
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Boolean free_toolkit_data;
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/* we resource the widget_value structures; this points to the next
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one on the free list if this one has been deallocated.
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*/
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struct _widget_value *free_list;
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} widget_value;
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typedef void (*lw_callback) __P ((Widget w, LWLIB_ID id, void* data));
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void lw_register_widget __P ((char* type, char* name, LWLIB_ID id,
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widget_value* val, lw_callback pre_activate_cb,
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lw_callback selection_cb,
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lw_callback post_activate_cb,
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lw_callback highlight_cb));
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Widget lw_get_widget __P ((LWLIB_ID id, Widget parent, Boolean pop_up_p));
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Widget lw_make_widget __P ((LWLIB_ID id, Widget parent, Boolean pop_up_p));
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Widget lw_create_widget __P ((char* type, char* name, LWLIB_ID id,
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widget_value* val, Widget parent, Boolean pop_up_p,
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lw_callback pre_activate_cb,
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lw_callback selection_cb,
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lw_callback post_activate_cb,
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lw_callback highlight_cb));
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LWLIB_ID lw_get_widget_id __P ((Widget w));
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int lw_modify_all_widgets __P ((LWLIB_ID id, widget_value* val, Boolean deep_p));
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void lw_destroy_widget __P ((Widget w));
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void lw_destroy_all_widgets __P ((LWLIB_ID id));
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void lw_destroy_everything __P ((void));
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void lw_destroy_all_pop_ups __P ((void));
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Widget lw_raise_all_pop_up_widgets __P ((void));
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widget_value* lw_get_all_values __P ((LWLIB_ID id));
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Boolean lw_get_some_values __P ((LWLIB_ID id, widget_value* val));
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void lw_pop_up_all_widgets __P ((LWLIB_ID id));
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void lw_pop_down_all_widgets __P ((LWLIB_ID id));
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widget_value *malloc_widget_value ();
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void free_widget_value __P ((widget_value *));
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void lw_popup_menu __P ((Widget, XEvent *));
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/* Toolkit independent way of focusing on a Widget at the Xt level. */
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void lw_set_keyboard_focus __P ((Widget parent, Widget w));
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/* Silly Energize hack to invert the "sheet" button */
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void lw_show_busy __P ((Widget w, Boolean busy));
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/* Silly hack to assist with Lucid/Athena geometry management. */
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void lw_refigure_widget __P ((Widget w, Boolean doit));
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/* Toolkit independent way of determining if an event occurred on a
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menubar. */
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Boolean lw_window_is_in_menubar __P ((Window win, Widget menubar_widget));
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/* Manage resizing: TRUE permits resizing widget w; FALSE disallows it. */
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void lw_allow_resizing __P ((Widget w, Boolean flag));
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/* Set up the main window. */
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void lw_set_main_areas __P ((Widget parent,
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Widget menubar,
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Widget work_area));
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/* Value is non-zero if LABEL is a menu separator. If it is, *TYPE is
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set to an appropriate enumerator of type enum menu_separator.
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MOTIF_P non-zero means map separator types not supported by Motif
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to similar ones that are supported. */
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int lw_separator_p __P ((char *label, enum menu_separator *type,
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int motif_p));
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void lwlib_bcopy __P ((char*, char*, int));
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#endif /* LWLIB_H */
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/* arch-tag: 44d818d5-7eb2-4d87-acd7-b992bb0d5d20
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(do not change this comment) */
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