mirror of
https://github.com/netsurf-browser/netsurf
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110 lines
2.5 KiB
C
110 lines
2.5 KiB
C
/*
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* Copyright 2008 Vincent Sanders <vince@simtec.co.uk>
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*
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* This file is part of NetSurf, http://www.netsurf-browser.org/
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*
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* NetSurf is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; version 2 of the License.
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*
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* NetSurf 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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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef NETSURF_FB_FBTK_WIDGET_H
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#define NETSURF_FB_FBTK_WIDGET_H
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enum fbtk_widgettype_e {
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FB_WIDGET_TYPE_ROOT = 0,
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FB_WIDGET_TYPE_WINDOW,
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FB_WIDGET_TYPE_BITMAP,
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FB_WIDGET_TYPE_FILL,
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FB_WIDGET_TYPE_TEXT,
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FB_WIDGET_TYPE_HSCROLL,
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FB_WIDGET_TYPE_VSCROLL,
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FB_WIDGET_TYPE_USER,
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};
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typedef struct fbtk_widget_list_s fbtk_widget_list_t;
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/* wrapper struct for all widget types */
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struct fbtk_widget_s {
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/* Generic properties */
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int x;
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int y;
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int width;
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int height;
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colour bg;
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colour fg;
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/* event callback handlers */
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fbtk_callback callback[FBTK_CBT_END];
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void *callback_context[FBTK_CBT_END];
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bool redraw_required; /* the widget requires redrawing */
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fbtk_widget_t *parent; /* parent widget */
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/* Widget specific */
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enum fbtk_widgettype_e type;
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union {
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/* toolkit base handle */
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struct {
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nsfb_t *fb;
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fbtk_widget_t *rootw;
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fbtk_widget_t *input;
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} root;
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/* window */
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struct {
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/* widgets associated with this window */
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fbtk_widget_list_t *widgets; /* begining of list */
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fbtk_widget_list_t *widgets_end; /* end of list */
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} window;
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/* bitmap */
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struct {
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struct bitmap *bitmap;
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} bitmap;
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/* text */
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struct {
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char* text;
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bool outline;
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fbtk_enter_t enter;
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void *pw;
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int idx;
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} text;
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/* application driven widget */
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struct {
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void *pw; /* private data for user widget */
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} user;
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struct {
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int pos;
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int pct;
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struct fbtk_widget_s *btnul; /* scroll button up/left */
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struct fbtk_widget_s *btndr; /* scroll button down/right*/
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} scroll;
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} u;
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};
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/* widget manipulation functions */
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fbtk_widget_t *get_root_widget(fbtk_widget_t *widget);
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fbtk_widget_t *new_widget(enum fbtk_widgettype_e type);
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fbtk_widget_t *add_widget_to_window(fbtk_widget_t *window, fbtk_widget_t *widget);
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#endif
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