mcore-tools/src/xinfo.c

// code grabbed from:
// http://surfingtroves.blogspot.de/2011/01/how-to-get-screen-resolution-in-linux-c.html

// -----------------------------------------------------------
// Purpose : simply retrieve current X windows information
// -----------------------------------------------------------
#define XLIB_ILLEGAL_ACCESS
#include <X11/Xlib.h>
#include <stdio.h>

int main()
{

 Display* pdsp = XOpenDisplay(NULL);
 Window wid = DefaultRootWindow(pdsp);

 Screen* pwnd = DefaultScreenOfDisplay(pdsp);
 int sid = DefaultScreen(pdsp);
 
 XWindowAttributes xwAttr;
 XGetWindowAttributes(pdsp,wid,&xwAttr);

/*
 printf(" name : %s\n vendor : %s\n", pdsp->display_name, pdsp->vendor);
 printf(" pos : (%d, %d), width = %d, height = %d \n",
   xwAttr.x, xwAttr.y, xwAttr.width, xwAttr.height);
*/

 //printf("%dx%d\n", xwAttr.width, xwAttr.height);
 printf("xorg_witdh=%d\n", xwAttr.width);
 printf("xorg_height=%d\n", xwAttr.height);

 XCloseDisplay( pdsp );
 
 return 1;
}


/* gcc -o $@ $< -lX11 */
/* set ts=4 sts=4 tw=100 sw=4 */

1	niro	2100	// code grabbed from:
2			// http://surfingtroves.blogspot.de/2011/01/how-to-get-screen-resolution-in-linux-c.html
3
4			// -----------------------------------------------------------
5			// Purpose : simply retrieve current X windows information
6			// -----------------------------------------------------------
7			#define XLIB_ILLEGAL_ACCESS
8			#include <X11/Xlib.h>
9			#include <stdio.h>
10
11			int main()
12			{
13
14			Display* pdsp = XOpenDisplay(NULL);
15			Window wid = DefaultRootWindow(pdsp);
16
17			Screen* pwnd = DefaultScreenOfDisplay(pdsp);
18			int sid = DefaultScreen(pdsp);
19
20			XWindowAttributes xwAttr;
21			XGetWindowAttributes(pdsp,wid,&xwAttr);
22
23			/*
24			printf(" name : %s\n vendor : %s\n", pdsp->display_name, pdsp->vendor);
25			printf(" pos : (%d, %d), width = %d, height = %d \n",
26			xwAttr.x, xwAttr.y, xwAttr.width, xwAttr.height);
27			*/
28
29			//printf("%dx%d\n", xwAttr.width, xwAttr.height);
30			printf("xorg_witdh=%d\n", xwAttr.width);
31			printf("xorg_height=%d\n", xwAttr.height);
32
33			XCloseDisplay( pdsp );
34
35			return 1;
36			}
37
38
39			/* gcc -o $@ $< -lX11 */
40			/* set ts=4 sts=4 tw=100 sw=4 */
41