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153 lines
4.0 KiB
153 lines
4.0 KiB
/* $Id: gui_window.c,v 1.8 2013/04/03 21:52:27 steffen Exp $ */
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/***************************************************************************
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* gui_window.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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* reset all window data, do not allocate anything
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*/
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void gui_window_new (GUIWindow *win, int w, int h, char *title) {
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int i;
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for (i = 0; i < GUI_MAX_ITEM; i++) win->items[i] = NULL;
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if (title == NULL) win->title[0] = 0;
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else strncpy (win->title, title, GUI_TEXTLEN);
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win->screen = NULL;
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win->screen_changed = 1;
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win->h = h;
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win->w = w;
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win->focus = NULL;
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d_printf ("gui_window_new [%s] %p width:%d height:%d", title, win, w, h);
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};
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/*
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* closes the window, but does not free the memory.
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*/
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void gui_window_close (GUIWindow *win) {
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d_printf ("gui_window_close [%s] %p", win->title, win);
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/* delete screen so we know it's disabled.. */
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if (win->screen) gfx_img_free (win->screen);
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win->screen = NULL;
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win->screen_changed = 1;
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if (currentwin == win) currentwin = NULL;
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};
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/*
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* add pointer to item to the window data structure..
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* the items will have to be hold inside the application
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*/
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void gui_window_item_add (GUIWindow *win, GUIItem *item) {
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int i, ifree = -1;
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if (item == NULL || win == NULL) return;
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for (i = 0; i < GUI_MAX_ITEM; i++) {
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if (win->items[i] == NULL && ifree == -1) ifree = i;
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if (win->items[i] == item) {
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d_printf ("item already added to item list.");
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ifree = i;
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}
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}
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if (ifree == -1) {
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d_printf ("no free item slot");
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exit (1);
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}
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win->items[ifree] = item;
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win->screen_changed = 1;
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d_printf ("gui_window_item_add win:%p ifree:%d item:%p", win, ifree, item);
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};
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/*
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* Handle gui events within the gui.
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*/
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int gui_window_event (GUIWindow *win, GUIEvent *event) {
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GUIItem *item = win->focus;
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int i;
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if (win->event_called) return -1;
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win->event_called = 1;
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/* check if softkeyb is opened */
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if ((softkeyb && softkeyb->enabled && softkeyb->screen)
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&& (event->event == EGUI_MOUSERELEASED || event->event == EGUI_MOUSEPRESSED)) {
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int x1 = (gfx_screensize.x-softkeyb->screen->width)/2,
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x2 = gfx_screensize.x-(gfx_screensize.x-softkeyb->screen->width)/2,
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y1 = gfx_screensize.y-softkeyb->screen->height,
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y2 = gfx_screensize.y;
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if ( x1 <= event->scr_mpos.x && x2 >= event->scr_mpos.x
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&& y1 <= event->scr_mpos.y && y2 >= event->scr_mpos.y) {
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gui_softkeyb_event (event);
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win->event_called = 0;
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return 1;
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}
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}
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for (i = 0; i < GUI_MAX_ITEM; i++) if (currentwin->items[i] != NULL)
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if (GUI_ITEM_IS_INSIDE (currentwin->items[i], event->guiwin_mpos))
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item = currentwin->items[i];
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if (item) switch (item->type) {
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case (GUI_BUTTON):
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gui_button_event (item, event);
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win->event_called = 0;
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return 1;
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break;
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case (GUI_ENTRY):
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gui_entry_event (item, event);
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win->event_called = 0;
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return 1;
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break;
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case (GUI_LIST):
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gui_list_event (item, event);
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win->event_called = 0;
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return 1;
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break;
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case (GUI_CHECKBOX):
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gui_checkbox_event (item, event);
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win->event_called = 0;
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return 1;
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break;
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default:
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break;
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}
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win->event_called = 0;
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return 0;
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};
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