void
HandleEvent(GR_EVENT *ep)
{
switch (ep->type) {
case GR_EVENT_TYPE_KEY_DOWN:
do_keystroke(&ep->keystroke);
break;
case GR_EVENT_TYPE_FOCUS_IN:
do_focusin(&ep->general);
break;
case GR_EVENT_TYPE_FOCUS_OUT:
do_focusout(&ep->general);
break;
case GR_EVENT_TYPE_CLOSE_REQ:
GrClose();
exit(0);
case GR_EVENT_TYPE_FDINPUT:
do_fdinput();
break;
}
}
int
main(int argc,char **argv)
{
GR_EVENT event; /* current event */
GR_BITMAP bitmap1fg[7]; /* bitmaps for first cursor */
GR_BITMAP bitmap1bg[7];
GR_BITMAP bitmap2fg[7]; /* bitmaps for second cursor */
GR_BITMAP bitmap2bg[7];
if (GrOpen() < 0) {
fprintf(stderr, "cannot open graphics\n");
exit(1);
}
GrReqShmCmds(655360);
GrGetScreenInfo(&si);
COLS = si.cols - 40;
ROWS = si.rows - 80;
/* print error, but don't exit*/
GrSetErrorHandler(errorcatcher);
w1 = GrNewWindow(GR_ROOT_WINDOW_ID, 100, 50, COLS - 120,
ROWS - 60, 1, BROWN, WHITE);
w2 = GrNewWindow(GR_ROOT_WINDOW_ID, 6, 6, W2_WIDTH, W2_HEIGHT, 2, GREEN,
WHITE);
w3 = GrNewWindow(GR_ROOT_WINDOW_ID, 250, 30, 80, 100, 1, LTGRAY,
GREEN);
w4 = GrNewWindow(GR_ROOT_WINDOW_ID, 350, 20, 200, 150, 5, BLACK, WHITE);
w5 = GrNewWindow(GR_ROOT_WINDOW_ID, 11, 143, 209, 100, 1, BLUE, GREEN);
GrSelectEvents(w1, GR_EVENT_MASK_BUTTON_DOWN |
GR_EVENT_MASK_KEY_DOWN | GR_EVENT_MASK_EXPOSURE |
GR_EVENT_MASK_FOCUS_IN | GR_EVENT_MASK_FOCUS_OUT |
GR_EVENT_MASK_CLOSE_REQ);
/* must select down and up for w2 to get implicit grab when
* running window manager, otherwise the wm-created parent
* window will get the grab, and we won't get the button up...
*/
GrSelectEvents(w2, GR_EVENT_MASK_BUTTON_DOWN |
GR_EVENT_MASK_BUTTON_UP | GR_EVENT_MASK_CLOSE_REQ);
GrSelectEvents(w3, GR_EVENT_MASK_BUTTON_DOWN |
GR_EVENT_MASK_MOUSE_MOTION | GR_EVENT_MASK_CLOSE_REQ);
GrSelectEvents(w4, GR_EVENT_MASK_BUTTON_DOWN |
GR_EVENT_MASK_BUTTON_UP | GR_EVENT_MASK_MOUSE_POSITION |
GR_EVENT_MASK_KEY_DOWN | GR_EVENT_MASK_CLOSE_REQ);
GrSelectEvents(w5, GR_EVENT_MASK_MOUSE_ENTER |
GR_EVENT_MASK_MOUSE_EXIT | GR_EVENT_MASK_CLOSE_REQ);
GrSelectEvents(GR_ROOT_WINDOW_ID, GR_EVENT_MASK_BUTTON_DOWN |
GR_EVENT_MASK_CLOSE_REQ);
GrMapWindow(w1);
GrMapWindow(w2);
GrMapWindow(w3);
GrMapWindow(w4);
GrMapWindow(w5);
gc1 = GrNewGC();
gc2 = GrNewGC();
gc3 = GrNewGC();
gc4 = GrNewGC();
GrSetGCForeground(gc1, RED);
GrSetGCBackground(gc1, BROWN);
GrSetGCForeground(gc2, MAGENTA);
GrSetGCMode(gc4, GR_MODE_XOR);
bitmap1fg[0] = MASK(_,_,_,X,_,_,_);
bitmap1fg[1] = MASK(_,_,_,X,_,_,_);
bitmap1fg[2] = MASK(_,_,_,X,_,_,_);
bitmap1fg[3] = MASK(X,X,X,X,X,X,X);
bitmap1fg[4] = MASK(_,_,_,X,_,_,_);
bitmap1fg[5] = MASK(_,_,_,X,_,_,_);
bitmap1fg[6] = MASK(_,_,_,X,_,_,_);
bitmap1bg[0] = MASK(_,_,X,X,X,_,_);
bitmap1bg[1] = MASK(_,_,X,X,X,_,_);
bitmap1bg[2] = MASK(X,X,X,X,X,X,X);
bitmap1bg[3] = MASK(X,X,X,X,X,X,X);
bitmap1bg[4] = MASK(X,X,X,X,X,X,X);
bitmap1bg[5] = MASK(_,_,X,X,X,_,_);
bitmap1bg[6] = MASK(_,_,X,X,X,_,_);
bitmap2fg[0] = MASK(_,_,X,X,X,_,_);
bitmap2fg[1] = MASK(_,X,_,_,_,X,_);
bitmap2fg[2] = MASK(X,_,_,_,_,_,X);
bitmap2fg[3] = MASK(X,_,_,_,_,_,X);
bitmap2fg[4] = MASK(_,X,_,_,_,X,_);
bitmap2fg[5] = MASK(_,_,X,X,X,_,_);
bitmap2bg[0] = MASK(_,_,X,X,X,_,_);
bitmap2bg[1] = MASK(_,X,X,X,X,X,_);
bitmap2bg[2] = MASK(X,X,X,X,X,X,X);
bitmap2bg[3] = MASK(X,X,X,X,X,X,X);
bitmap2bg[4] = MASK(_,X,X,X,X,X,_);
bitmap2bg[5] = MASK(_,_,X,X,X,_,_);
GrSetCursor(w1, 7, 7, 3, 3, WHITE, BLACK, bitmap1fg, bitmap1bg);
GrSetCursor(w2, 7, 7, 3, 3, WHITE, BLACK, bitmap2fg, bitmap2bg);
while (1) {
GrCheckNextEvent(&event);
switch (event.type) {
case GR_EVENT_TYPE_BUTTON_DOWN:
do_buttondown(&event.button);
break;
case GR_EVENT_TYPE_BUTTON_UP:
do_buttonup(&event.button);
break;
case GR_EVENT_TYPE_MOUSE_POSITION:
case GR_EVENT_TYPE_MOUSE_MOTION:
do_motion(&event.mouse);
break;
case GR_EVENT_TYPE_KEY_DOWN:
do_keystroke(&event.keystroke);
break;
case GR_EVENT_TYPE_EXPOSURE:
do_exposure(&event.exposure);
break;
case GR_EVENT_TYPE_FOCUS_IN:
do_focusin(&event.general);
break;
case GR_EVENT_TYPE_FOCUS_OUT:
do_focusout(&event.general);
break;
case GR_EVENT_TYPE_MOUSE_ENTER:
do_enter(&event.general);
break;
case GR_EVENT_TYPE_MOUSE_EXIT:
do_exit(&event.general);
break;
case GR_EVENT_TYPE_CLOSE_REQ:
GrClose();
exit(0);
case GR_EVENT_TYPE_NONE:
do_idle();
break;
}
}
}
int
main(int argc,char **argv)
{
GR_EVENT event; /* current event */
GR_BITMAP bitmap1fg[7]; /* bitmaps for first cursor */
GR_BITMAP bitmap1bg[7];
GR_BITMAP bitmap2fg[7]; /* bitmaps for second cursor */
GR_BITMAP bitmap2bg[7];
if (GrOpen() < 0) {
fprintf(stderr, "cannot open graphics\n");
exit(1);
}
GrGetScreenInfo(&si);
w1 = GrNewWindow(GR_ROOT_WINDOW_ID, 100, 50, si.cols - 120,
si.rows - 60, 1, BROWN, WHITE);
w2 = GrNewWindow(GR_ROOT_WINDOW_ID, 6, 6, W2_WIDTH, W2_HEIGHT, 2, GREEN,
WHITE);
w3 = GrNewWindow(GR_ROOT_WINDOW_ID, 250, 30, 80, 100, 1, LTGRAY,
GREEN);
w4 = GrNewWindow(GR_ROOT_WINDOW_ID, 350, 20, 200, 150, 5, BLACK, WHITE);
w5 = GrNewWindow(GR_ROOT_WINDOW_ID, 11, 143, 209, 100, 1, BLUE, GREEN);
p1 = GrNewPixmap(200,200,0);
GrSelectEvents(w1, GR_EVENT_MASK_BUTTON_DOWN |
GR_EVENT_MASK_KEY_DOWN | GR_EVENT_MASK_EXPOSURE |
GR_EVENT_MASK_FOCUS_IN | GR_EVENT_MASK_FOCUS_OUT |
GR_EVENT_MASK_CLOSE_REQ);
GrSelectEvents(w2, GR_EVENT_MASK_BUTTON_UP | GR_EVENT_MASK_CLOSE_REQ);
GrSelectEvents(w3, GR_EVENT_MASK_BUTTON_DOWN |
GR_EVENT_MASK_MOUSE_MOTION | GR_EVENT_MASK_CLOSE_REQ);
GrSelectEvents(w4, GR_EVENT_MASK_BUTTON_DOWN |
GR_EVENT_MASK_BUTTON_UP | GR_EVENT_MASK_MOUSE_POSITION |
GR_EVENT_MASK_KEY_DOWN | GR_EVENT_MASK_CLOSE_REQ);
GrSelectEvents(w5, GR_EVENT_MASK_MOUSE_ENTER |
GR_EVENT_MASK_MOUSE_EXIT | GR_EVENT_MASK_CLOSE_REQ);
GrSelectEvents(GR_ROOT_WINDOW_ID, GR_EVENT_MASK_BUTTON_DOWN |
GR_EVENT_MASK_CLOSE_REQ);
GrMapWindow(w1);
GrMapWindow(w2);
GrMapWindow(w3);
GrMapWindow(w4);
GrMapWindow(w5);
gc1 = GrNewGC();
gc2 = GrNewGC();
gc3 = GrNewGC();
gc4 = GrNewGC();
GrSetGCForeground(gc1, RED);
GrSetGCBackground(gc1, BROWN);
GrSetGCForeground(gc2, MAGENTA);
GrSetGCMode(gc4, GR_MODE_XOR);
bitmap1fg[0] = MASK(_,_,_,X,_,_,_);
bitmap1fg[1] = MASK(_,_,_,X,_,_,_);
bitmap1fg[2] = MASK(_,_,_,X,_,_,_);
bitmap1fg[3] = MASK(X,X,X,X,X,X,X);
bitmap1fg[4] = MASK(_,_,_,X,_,_,_);
bitmap1fg[5] = MASK(_,_,_,X,_,_,_);
bitmap1fg[6] = MASK(_,_,_,X,_,_,_);
bitmap1bg[0] = MASK(_,_,X,X,X,_,_);
bitmap1bg[1] = MASK(_,_,X,X,X,_,_);
bitmap1bg[2] = MASK(X,X,X,X,X,X,X);
bitmap1bg[3] = MASK(X,X,X,X,X,X,X);
bitmap1bg[4] = MASK(X,X,X,X,X,X,X);
bitmap1bg[5] = MASK(_,_,X,X,X,_,_);
bitmap1bg[6] = MASK(_,_,X,X,X,_,_);
bitmap2fg[0] = MASK(_,_,X,X,X,_,_);
bitmap2fg[1] = MASK(_,X,_,_,_,X,_);
bitmap2fg[2] = MASK(X,_,_,_,_,_,X);
bitmap2fg[3] = MASK(X,_,_,_,_,_,X);
bitmap2fg[4] = MASK(_,X,_,_,_,X,_);
bitmap2fg[5] = MASK(_,_,X,X,X,_,_);
bitmap2bg[0] = MASK(_,_,X,X,X,_,_);
bitmap2bg[1] = MASK(_,X,X,X,X,X,_);
bitmap2bg[2] = MASK(X,X,X,X,X,X,X);
bitmap2bg[3] = MASK(X,X,X,X,X,X,X);
bitmap2bg[4] = MASK(_,X,X,X,X,X,_);
bitmap2bg[5] = MASK(_,_,X,X,X,_,_);
GrSetCursor(w1, 7, 7, 3, 3, WHITE, BLACK, bitmap1fg, bitmap1bg);
GrSetCursor(w2, 7, 6, 3, 3, WHITE, BLACK, bitmap2fg, bitmap2bg);
GrRect(GR_ROOT_WINDOW_ID, gc1, 0, 0, si.cols, si.rows);
while (1) {
GrGetNextEvent(&event);
switch (event.type) {
case GR_EVENT_TYPE_BUTTON_DOWN:
do_buttondown(&event.button);
break;
case GR_EVENT_TYPE_BUTTON_UP:
do_buttonup(&event.button);
break;
case GR_EVENT_TYPE_MOUSE_POSITION:
case GR_EVENT_TYPE_MOUSE_MOTION:
do_motion(&event.mouse);
break;
case GR_EVENT_TYPE_KEY_DOWN:
do_keystroke(&event.keystroke);
break;
case GR_EVENT_TYPE_EXPOSURE:
do_exposure(&event.exposure);
break;
case GR_EVENT_TYPE_FOCUS_IN:
do_focusin(&event.general);
break;
case GR_EVENT_TYPE_FOCUS_OUT:
do_focusout(&event.general);
break;
case GR_EVENT_TYPE_MOUSE_ENTER:
do_enter(&event.general);
break;
case GR_EVENT_TYPE_MOUSE_EXIT:
do_exit(&event.general);
break;
case GR_EVENT_TYPE_CLOSE_REQ:
GrClose();
exit(0);
case GR_EVENT_TYPE_NONE:
do_idle();
break;
}
}
}
