new_panel(WINDOW *win) { PANEL *pan = (PANEL *) 0; T((T_CALLED("new_panel(%p)"), win)); if (!win) returnPanel(pan); if (!_nc_stdscr_pseudo_panel) (void)root_panel(); assert(_nc_stdscr_pseudo_panel); if (!(win->_flags & _ISPAD) && (pan = (PANEL *) malloc(sizeof(PANEL)))) { pan->win = win; pan->above = (PANEL *) 0; pan->below = (PANEL *) 0; #ifdef TRACE if (!new_id) new_id = strdup("new"); pan->user = new_id; #else pan->user = (char *)0; #endif (void)show_panel(pan); } returnPanel(pan); }
panel_above(const PANEL * pan) { T((T_CALLED("panel_above(%p)"), pan)); if (!pan) { /* if top and bottom are equal, we have no or only the pseudo panel; if not, we return the panel above the pseudo panel */ returnPanel(EMPTY_STACK()? (PANEL *) 0 : _nc_bottom_panel->above); } else returnPanel(pan->above); }
panel_below(const PANEL * pan) { T((T_CALLED("panel_below(%p)"), pan)); if (!pan) { /* if top and bottom are equal, we have no or only the pseudo panel */ returnPanel(EMPTY_STACK()? (PANEL *) 0 : _nc_top_panel); } else { /* we must not return the pseudo panel */ returnPanel(Is_Pseudo(pan->below) ? (PANEL *) 0 : pan->below); } }
ceiling_panel(SCREEN * sp) { T((T_CALLED("ceiling_panel(%p)"), sp)); if (sp) { struct panelhook *ph = NCURSES_SP_NAME(_nc_panelhook) (sp); /* if top and bottom are equal, we have no or only the pseudo panel */ returnPanel(EMPTY_STACK()? (PANEL *) 0 : _nc_top_panel); } else { if (0 == CURRENT_SCREEN) returnPanel(0); else returnPanel(ceiling_panel(CURRENT_SCREEN)); } }
ground_panel(SCREEN * sp) { T((T_CALLED("ground_panel(%p)"), sp)); if (sp) { struct panelhook *ph = NCURSES_SP_NAME(_nc_panelhook) (sp); if (_nc_bottom_panel) /* this is the pseudo panel */ returnPanel(_nc_bottom_panel->above); else returnPanel(0); } else { if (0 == CURRENT_SCREEN) returnPanel(0); else returnPanel(ground_panel(CURRENT_SCREEN)); } }
panel_above(const PANEL * pan) { PANEL *result; T((T_CALLED("panel_above(%p)"), (const void *)pan)); if (pan) result = pan->above; else { #if NCURSES_SP_FUNCS result = ground_panel(CURRENT_SCREEN); #else /* if top and bottom are equal, we have no or only the pseudo panel; if not, we return the panel above the pseudo panel */ result = EMPTY_STACK()? (PANEL *) 0 : _nc_bottom_panel->above; #endif } returnPanel(result); }
panel_below(const PANEL * pan) { PANEL *result; T((T_CALLED("panel_below(%p)"), (const void *)pan)); if (pan) { GetHook(pan); /* we must not return the pseudo panel */ result = Is_Pseudo(pan->below) ? (PANEL *) 0 : pan->below; } else { #if NCURSES_SP_FUNCS result = ceiling_panel(CURRENT_SCREEN); #else /* if top and bottom are equal, we have no or only the pseudo panel */ result = EMPTY_STACK()? (PANEL *) 0 : _nc_top_panel; #endif } returnPanel(result); }