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add menu to opengl 3 demo. Should work as menu windows have their own classic context

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git-svn-id: https://svn.code.sf.net/p/freeglut/code/trunk@1686 7f0cb862-5218-0410-a997-914c9d46530a
This commit is contained in:
dcnieho 2014-06-01 03:50:51 +00:00
parent 5051e40380
commit 693b4b8de8
1 changed files with 13 additions and 0 deletions
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13
freeglut/freeglut/progs/demos/smooth_opengl3/smooth_opengl3.c
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@ -434,8 +434,12 @@ void keyboard(unsigned char key, int x, int y)
} }
} }
void samplemenu(int menuID)
{}
int main(int argc, char** argv) int main(int argc, char** argv)
{ {
int menuA;
glutInit(&argc, argv); glutInit(&argc, argv);
glutInitDisplayMode (GLUT_SINGLE | GLUT_RGB); glutInitDisplayMode (GLUT_SINGLE | GLUT_RGB);
/* add command line argument "classic" for a pre-3.x context */ /* add command line argument "classic" for a pre-3.x context */
@ -451,6 +455,15 @@ int main(int argc, char** argv)
glutDisplayFunc(display); glutDisplayFunc(display);
glutReshapeFunc(reshape); glutReshapeFunc(reshape);
glutKeyboardFunc (keyboard); glutKeyboardFunc (keyboard);
/* Add a menu. They have their own context and should thus work with forward compatible main windows too. */
menuA = glutCreateMenu(samplemenu);
glutAddMenuEntry("Sub menu A1 (01)",1);
glutAddMenuEntry("Sub menu A2 (02)",2);
glutAddMenuEntry("Sub menu A3 (03)",3);
glutSetMenu(menuA);
glutAttachMenu(GLUT_RIGHT_BUTTON);
glutMainLoop(); glutMainLoop();
return 0; return 0;
} }