int nxmu_mousereport(struct nxbe_window_s *wnd) { struct nxclimsg_mousein_s outmsg; /* Does this window support mouse callbacks? */ if (wnd->cb->mousein) { /* Yes.. Is the mouse position visible in this window? */ if (nxbe_visible(wnd, &g_mpos)) { /* Yes... Convert the mouse position to window relative * coordinates and send it to the client */ outmsg.msgid = NX_CLIMSG_MOUSEIN; outmsg.wnd = wnd; outmsg.buttons = g_mbutton; nxgl_vectsubtract(&outmsg.pos, &g_mpos, &wnd->bounds.pt1); return nxmu_sendclientwindow(wnd, &outmsg, sizeof(struct nxclimsg_mousein_s)); } } /* No error occurred, but the mouse report was not sent */ return 1; }
void nxmu_kbdin(FAR struct nxfe_state_s *fe, uint8_t nch, FAR uint8_t *ch) { FAR struct nxclimsg_kbdin_s *outmsg; int size; int i; /* Allocate a bigger message to account for the variable amount of * character data. */ size = sizeof(struct nxclimsg_kbdin_s) + nch - 1; outmsg = (FAR struct nxclimsg_kbdin_s *)kmalloc(size); if (outmsg) { /* Give the keypad input only to the top child */ outmsg->msgid = NX_CLIMSG_KBDIN; outmsg->wnd = fe->be.topwnd; outmsg->nch = nch; for (i = 0; i < nch; i++) { outmsg->ch[i] = ch[i]; } (void)nxmu_sendclientwindow(fe->be.topwnd, outmsg, size); kfree(outmsg); } }
void nxfe_redrawreq(FAR struct nxbe_window_s *wnd, FAR const struct nxgl_rect_s *rect) { struct nxclimsg_redraw_s outmsg; outmsg.msgid = NX_CLIMSG_REDRAW; outmsg.wnd = wnd; outmsg.more = false; nxgl_rectoffset(&outmsg.rect, rect, -wnd->bounds.pt1.x, -wnd->bounds.pt1.y); (void)nxmu_sendclientwindow(wnd, &outmsg, sizeof(struct nxclimsg_redraw_s)); }
int nxmu_mousein(FAR struct nxfe_state_s *fe, FAR const struct nxgl_point_s *pos, int buttons) { struct nxbe_window_s *wnd; nxgl_coord_t x = pos->x; nxgl_coord_t y = pos->y; uint8_t oldbuttons; int ret; /* Clip x and y to within the bounding rectangle */ if (x < 0) { x = 0; } else if (x >= g_mrange.x) { x = g_mrange.x - 1; } if (y < 0) { y = 0; } else if (y >= g_mrange.y) { y = g_mrange.y - 1; } /* Look any change in values */ if (x != g_mpos.x || y != g_mpos.y || buttons != g_mbutton) { /* Update the mouse value */ oldbuttons = g_mbutton; g_mpos.x = x; g_mpos.y = y; g_mbutton = buttons; /* If a button is already down, regard this as part of a mouse drag * event. Pass all the following events to the window where the drag * started in. */ if (oldbuttons && g_mwnd && g_mwnd->cb->mousein) { struct nxclimsg_mousein_s outmsg; outmsg.msgid = NX_CLIMSG_MOUSEIN; outmsg.wnd = g_mwnd; outmsg.buttons = g_mbutton; nxgl_vectsubtract(&outmsg.pos, &g_mpos, &g_mwnd->bounds.pt1); return nxmu_sendclientwindow(g_mwnd, &outmsg, sizeof(struct nxclimsg_mousein_s)); } /* Pick the window to receive the mouse event. Start with the top * window and go down. Stop with the first window that gets the mouse * report */ for (wnd = fe->be.topwnd; wnd; wnd = wnd->below) { /* The background window normally has no callback structure (unless * a client has taken control of the background via nx_requestbkgd()). */ if (wnd->cb) { ret = nxmu_mousereport(wnd); if (ret == 0) { break; } } } g_mwnd = wnd; } return OK; }