trunk/rdesktop/xwin.c

/*
   rdesktop: A Remote Desktop Protocol client.
   User interface services - X-Windows
   Copyright (C) Matthew Chapman 1999-2000
   
   This program is free software; you can redistribute it and/or modify
   it under the terms of the GNU General Public License as published by
   the Free Software Foundation; either version 2 of the License, or
   (at your option) any later version.
   
   This program is distributed in the hope that it will be useful,
   but WITHOUT ANY WARRANTY; without even the implied warranty of
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   GNU General Public License for more details.
   
   You should have received a copy of the GNU General Public License
   along with this program; if not, write to the Free Software
   Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/

#include "includes.h"

HWINDOW ui_create_window(int width, int height)
{
        struct window *wnd;
        Display *display;
        Window window;
        int black;
        GC gc;

        display = XOpenDisplay(NULL);
        if (display == NULL)
                return NULL;

        black = BlackPixel(display, DefaultScreen(display));
        window = XCreateSimpleWindow(display, DefaultRootWindow(display),
                                0, 0, width, height, 0, black, black);

        XMapWindow(display, window);
        XSync(display, True);

        gc = XCreateGC(display, window, 0, NULL);

        wnd = xmalloc(sizeof(struct window));
        wnd->display = display;
        wnd->wnd = window;
        wnd->gc = gc;
        return wnd;
}

void ui_destroy_window(HWINDOW wnd)
{
        XFreeGC(wnd->display, wnd->gc);
        XDestroyWindow(wnd->display, wnd->wnd);
        XCloseDisplay(wnd->display);
}

HBITMAP ui_create_bitmap(HWINDOW wnd, int width, int height, uint8 *data)
{
        XImage *image;
        Visual *visual;

        visual = DefaultVisual(wnd->display, DefaultScreen(wnd->display));
        image = XCreateImage(wnd->display, visual, 8, ZPixmap, 0,
                                data, width, height, 32, width);

        return (HBITMAP)image;
}

void ui_destroy_bitmap(HBITMAP bmp)
{
        XDestroyImage((XImage *)bmp);
}

void ui_paint_bitmap(HWINDOW wnd, HBITMAP bmp, int x, int y)
{
        XImage *image = (XImage *)bmp;

        XPutImage(wnd->display, wnd->wnd, wnd->gc, image,
                        0, 0, x, y, image->width, image->height);

        XSync(wnd->display, True);
}
1	/*
2	rdesktop: A Remote Desktop Protocol client.
3	User interface services - X-Windows
4	Copyright (C) Matthew Chapman 1999-2000
5
6	This program is free software; you can redistribute it and/or modify
7	it under the terms of the GNU General Public License as published by
8	the Free Software Foundation; either version 2 of the License, or
9	(at your option) any later version.
10
11	This program is distributed in the hope that it will be useful,
12	but WITHOUT ANY WARRANTY; without even the implied warranty of
13	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14	GNU General Public License for more details.
15
16	You should have received a copy of the GNU General Public License
17	along with this program; if not, write to the Free Software
18	Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
19	*/
20
21	#include "includes.h"
22
23	HWINDOW ui_create_window(int width, int height)
24	{
25	struct window *wnd;
26	Display *display;
27	Window window;
28	int black;
29	GC gc;
30
31	display = XOpenDisplay(NULL);
32	if (display == NULL)
33	return NULL;
34
35	black = BlackPixel(display, DefaultScreen(display));
36	window = XCreateSimpleWindow(display, DefaultRootWindow(display),
37	0, 0, width, height, 0, black, black);
38
39	XMapWindow(display, window);
40	XSync(display, True);
41
42	gc = XCreateGC(display, window, 0, NULL);
43
44	wnd = xmalloc(sizeof(struct window));
45	wnd->display = display;
46	wnd->wnd = window;
47	wnd->gc = gc;
48	return wnd;
49	}
50
51	void ui_destroy_window(HWINDOW wnd)
52	{
53	XFreeGC(wnd->display, wnd->gc);
54	XDestroyWindow(wnd->display, wnd->wnd);
55	XCloseDisplay(wnd->display);
56	}
57
58	HBITMAP ui_create_bitmap(HWINDOW wnd, int width, int height, uint8 *data)
59	{
60	XImage *image;
61	Visual *visual;
62
63	visual = DefaultVisual(wnd->display, DefaultScreen(wnd->display));
64	image = XCreateImage(wnd->display, visual, 8, ZPixmap, 0,
65	data, width, height, 32, width);
66
67	return (HBITMAP)image;
68	}
69
70	void ui_destroy_bitmap(HBITMAP bmp)
71	{
72	XDestroyImage((XImage *)bmp);
73	}
74
75	void ui_paint_bitmap(HWINDOW wnd, HBITMAP bmp, int x, int y)
76	{
77	XImage image = (XImage )bmp;
78
79	XPutImage(wnd->display, wnd->wnd, wnd->gc, image,
80	0, 0, x, y, image->width, image->height);
81
82	XSync(wnd->display, True);
83	}