steffen
13 years ago
parent
a28bbd52a1
commit
1a0e4a2af0
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/* $Id: gui_checkbox.c,v 1.1 2013/03/10 23:32:28 steffen Exp $ */
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/***************************************************************************
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* gui_checkbox.c
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*
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* Copyright (C) 2013 Steffen Pohle
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* steffen@gulpe.de
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***************************************************************************
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* checkbox gui element
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***************************************************************************/
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/*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License as published by the
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* Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* main.c is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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* See the 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 along
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* with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "osmroute.h"
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#include "draw.h"
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#include "gui.h"
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#include "system.h"
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/****************************************************************************
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* label
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*/
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void gui_checkbox_draw (GUIItem *item) {
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GUICheckbox *checkbox = NULL;
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struct line_style ls;
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if (item) checkbox = (GUICheckbox*) item->data;
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ls.c = color[COLOR_white][3];
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ls.width = 1.0;
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ls.borderc = ls.c;
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draw_rectangle (currentwin->screen, item->x , item->y, item->x + 15, item->y + 15, ls);
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if (checkbox->checked) {
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gfx_draw_line (currentwin->screen, item->x , item->y, item->x + 15, item->y + 15, ls);
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gfx_draw_line (currentwin->screen, item->x + 15 , item->y, item->x, item->y + 15, ls);
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}
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gfx_draw_text (currentwin->screen, item->x + 17, item->y, checkbox->text, &ls.c);
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};
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GUIItem *gui_checkbox_new (char *text, int initialvalue, int x, int y) {
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GUIItem *item = (GUIItem*) ml_malloc (sizeof (GUICheckbox) + sizeof (GUIItem) + POINTERALIGNMENT);
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GUICheckbox *checkbox = NULL;
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if (item) checkbox = (GUICheckbox*) item->data;
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if (text == NULL) checkbox->text[0] = 0;
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else strncpy (checkbox->text, text, GUI_TEXTLEN);
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item->x = x;
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item->y = y;
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item->w = x + 15;
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item->y = y + 15;
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checkbox->checked = initialvalue;
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checkbox->callback_changed = NULL;
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item->type = GUI_CHECKBOX;
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return item;
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};
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int gui_checkbox_event (GUIItem *item, GUIEvent *event) {
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GUICheckbox *checkbox = NULL;
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if (item) checkbox = (GUICheckbox*) item->data;
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if (item == NULL || item->type != GUI_CHECKBOX) {
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d_printf ("GUIButton %p not type GUICheckbox", item);
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errorexit (-1);
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}
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if (event->event == EGUI_MOUSEPRESSED) {
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checkbox->checked = !checkbox->checked;
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if (checkbox->callback_changed != NULL) {
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gui_set_focus (NULL);
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checkbox->callback_changed ();
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}
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currentwin->screen_changed = 1;
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draw();
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return 1;
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}
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return 0;
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};
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