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76 lines
2.0 KiB
C
76 lines
2.0 KiB
C
/*
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Copyright (C) 1992 Lucid, Inc.
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Copyright (C) 2000-2021 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. If not, see <https://www.gnu.org/licenses/>. */
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#ifndef LWLIB_INTERNAL_H
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#define LWLIB_INTERNAL_H
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#include "lwlib.h"
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struct widget_xft_data;
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typedef struct _widget_instance
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{
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Widget widget;
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Widget parent;
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Boolean pop_up_p;
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#if defined USE_CAIRO || defined HAVE_XFT
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struct widget_xft_data *xft_data;
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#endif
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struct _widget_info* info;
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struct _widget_instance* next;
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} widget_instance;
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typedef struct _widget_info
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{
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char* type;
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char* name;
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LWLIB_ID id;
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widget_value* val;
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Boolean busy;
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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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struct _widget_instance* instances;
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struct _widget_info* next;
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} widget_info;
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typedef Widget (*widget_creation_function) (widget_instance *instance);
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typedef struct _widget_creation_entry
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{
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char* type;
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widget_creation_function function;
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} widget_creation_entry;
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/* update all other instances of a widget. Can be used in a callback when
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a widget has been used by the user */
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void
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lw_internal_update_other_instances (Widget, XtPointer, XtPointer);
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/* get the widget_value for a widget in a given instance */
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widget_value*
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lw_get_widget_value_for_widget (widget_instance *, Widget);
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widget_info *lw_get_widget_info (LWLIB_ID);
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widget_instance * lw_get_widget_instance (Widget);
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#endif /* LWLIB_INTERNAL_H */
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