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96 lines
3.0 KiB
96 lines
3.0 KiB
/* $Id: gui_button.c,v 1.7 2013/03/06 23:27:25 steffen Exp $ */
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/***************************************************************************
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* gui_button.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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* basic windows functions
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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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* button
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*/
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void gui_button_draw (GUIItem *item) {
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struct line_style ls;
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GUIButton *button = NULL;
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if (item == NULL || item->type != GUI_BUTTON) {
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d_printf ("GUIButton %p not type GUIButton", item);
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errorexit (-1);
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}
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button = (GUIButton *) item->data;
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ls.width = 1.0;
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ls.c = ls.borderc = color[COLOR_white][3];
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// d_printf ("gui_button_draw \"%s\" %d,%d,%d,%d", button->caption, item->x, item->y, item->w, item->h);
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draw_polygonstart ();
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draw_polygonadd (item->x, item->y);
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draw_polygonadd (item->x, item->y + item->h);
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draw_polygonadd (item->x + item->w, item->y + item->h);
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draw_polygonadd (item->x + item->w, item->y);
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draw_polygonfinish (currentwin->screen, ls, *button->col, 1);
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gfx_draw_text (currentwin->screen, item->x + 2, item->y + 2, button->caption, button->textcol);
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};
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GUIItem *gui_button_new (char *caption, int x, int y, int w, int h) {
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GUIItem *item = (GUIItem*) ml_malloc (sizeof (GUIItem) + sizeof (GUIButton) + POINTERALIGNMENT);
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GUIButton *button = (GUIButton *) item->data;
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memset (item, 0x0, sizeof (GUIItem) + sizeof (GUIButton) + POINTERALIGNMENT);
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if (caption == NULL) button->caption[0] = 0;
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else strncpy (button->caption, caption, GUI_TEXTLEN);
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item->x = x;
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item->y = y;
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item->w = w;
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item->h = h;
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item->type = GUI_BUTTON;
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button->col = &color[COLOR_white][1];
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button->textcol = &color[COLOR_white][3];
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button->callback_clicked = NULL;
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button->func_draw = NULL;
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return item;
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};
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void gui_button_event (GUIItem *item, GUIEvent *event) {
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GUIButton *button = NULL;
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if (item == NULL || item->type != GUI_BUTTON) {
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d_printf ("GUIButton %p not type GUIButton", item);
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errorexit (-1);
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}
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button = (GUIButton *) item->data;
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if (button->callback_clicked != NULL && event->event == EGUI_MOUSEPRESSED) {
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gui_set_focus (item);
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button->callback_clicked (event->mousepos.x-item->x, event->mousepos.y-item->y);
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}
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};
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