Path: utzoo!mnetor!uunet!lll-winken!lll-lcc!rutgers!ucla-cs!zen!ucbvax!hplabs!hp-pcd!hpcvlo!julie
From: julie@hpcvlo.HP.COM (Julie Skeen)
Newsgroups: comp.windows.x
Subject: Re: Xr11 Example Programs (fixes)
Message-ID: <3940060@hpcvlo.HP.COM>
Date: 28 Dec 87 22:20:11 GMT
References: <3940058@hpcvlo.HP.COM>
Organization: Hewlett-Packard Co., Corvallis, OR, USA
Lines: 112




/*
 *   add a Title Bar to Hello World 
 */
#include <X11/Xlib.h>
#include <Xr11/Xrlib.h>

/*
 * fill a structure to define a Title Bar
 */
xrTitleBarInfo titleBarInfo =
{
    0,                       /* windowId */
    {0,0,0,0},               /* editor rectangle */
    XrVISIBLE | XrSENSITIVE, /* editor state */
    -1, -1,                  /* editor colors - use defaults */
    NULL,                    /* editor font - use defaults */
    "Hello World",           /* Title name */
    NULL,                    /* gadget1 - unused */
    NULL,                    /* gadget2 - unused */
};

xrWindowData windowData;


main()
{
    Display *display;
    int screen;
    Window windowId;
    XSetWindowAttributes wAttribs;



/* Open the display specified by the environment variable DISPLAY */

    if ((display=XOpenDisplay (0)) == NULL)
        {
        printf ("Cannot open display: %s\n", getenv ("DISPLAY"));
        exit (1);
        }

    screen = DefaultScreen (display);



                                /*
1.  Initialize Xrlib
                                */

    if (XrInit (display, screen, NULL) == FALSE)
        {
        printf ("Could not initialize Xrlib\n");
        exit (1);
        }



/* Create a window and put it on the display */

    windowId = XCreateSimpleWindow (display, RootWindow(display, screen),
                                    50, 50, 400, 200, 3, 
                                    BlackPixel(display, screen),
                                    WhitePixel(display, screen));

    wAttribs.override_redirect = TRUE;
    XChangeWindowAttributes (display, windowId, CWOverrideRedirect, &wAttribs);

    XMapWindow (display, windowId);



                                /*
2.  Register this window with Xrlib functionality
                                */

    XrSetRect (&windowData.windowRect, 50, 50, 400, 200);
    windowData.foreTile = BlackPixmap;
    windowData.backTile = WhitePixmap;

    XrInput (windowId, MSG_ADDWINDOW, &windowData);



                                /*
3.  Draw the Title Bar
                                */

    titleBarInfo.editorWindowId = windowId;
    XrTitleBar (NULL, MSG_NEW, &titleBarInfo);



/* write the hello world string into the window */

    XSetForeground (display, xrEditorGC1, BlackPixel(display, screen));
    XDrawString (display, windowId, xrEditorGC1, 100, 80, "Hello World", 11);



/* Send all of those instructions to the X window server to process */

    XFlush (display);



/* Sleep, close display, and exit */
    sleep (5);
    XCloseDisplay (display);

}