diff options
author | Tobias Klauser <tklauser@distanz.ch> | 2008-01-27 11:37:44 +0100 |
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committer | Tobias Klauser <tklauser@xenon.tklauser.home> | 2008-01-27 11:37:44 +0100 |
commit | 7e0f021a9aec35fd8e6725e87e3313b101d26f5e (patch) | |
tree | b1cacc4b24393f517aeb4610e9e1021f954307a8 /reference/C/X_EXAMPLES/hardware.c |
Initial import (2.0.2-6)2.0.2-6
Diffstat (limited to 'reference/C/X_EXAMPLES/hardware.c')
-rw-r--r-- | reference/C/X_EXAMPLES/hardware.c | 63 |
1 files changed, 63 insertions, 0 deletions
diff --git a/reference/C/X_EXAMPLES/hardware.c b/reference/C/X_EXAMPLES/hardware.c new file mode 100644 index 0000000..bca5b3e --- /dev/null +++ b/reference/C/X_EXAMPLES/hardware.c @@ -0,0 +1,63 @@ +/************************************************************************ + * + * Purpose: Program extracts information from the X server and displays + * it on the screen. + * + * Notes: Use the following command to compile. + * + * gcc hardware.c -lX11 + * + * Author: M.J. Leslie + * + * Date: 26-Mar-95 + * + ************************************************************************/ + +/****************** Includes ********************************************/ + /* These are in /usr/X386 */ +#include <X11/Xlib.h> +#include <X11/Xutil.h> +#include <X11/Xos.h> + +#include <stdio.h> + +main() +{ + Display * display; + int screen; + char * display_name=NULL; + Window root; + Visual* visual; + + /* Connect to X display server. */ + display=XOpenDisplay(display_name); + + /* Get screen ID */ + screen=DefaultScreen(display); + + + printf("\n\tInformation extracted from the X server\n"); + printf("\t---------------------------------------\n\n"); + + printf(" X server by \'%s\'\n", ServerVendor(display)); + + printf(" X Server protocol %d\n", ProtocolVersion(display)); + + printf(" X server Release %d\n", VendorRelease(display)); + + printf(" Screen is %dmm high.\n", DisplayHeightMM(display, screen)); + + printf(" Screen is %dmm wide.\n", DisplayWidthMM(display, screen)); + + printf(" Screen is %d pixels high.\n", DisplayHeight(display, screen)); + + printf(" Screen is %d pixels wide.\n", DisplayWidth(display, screen)); + + visual = DefaultVisual(display,screen); + printf(" %3d Colour map entries", visual->map_entries); + printf(" (Number of colours on the screen at one time).\n"); + + printf(" %3d Display planes (bits per screen pixel).\n", DisplayPlanes(display, screen)); + + printf(" There is %d screen(s).\n", ScreenCount (display)); +}
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