X-Git-Url: http://ncurses.scripts.mit.edu/?p=ncurses.git;a=blobdiff_plain;f=panel%2Fpanel.c;fp=panel%2Fpanel.c;h=1b79b77f147e0abd95aee4d678c3ea27c76c6d7d;hp=c90ad4f558026691e08a51ffe949dfbc89a9d3d6;hb=0eb88fc5281804773e2a0c7a488a4452463535ce;hpb=661078ddbde3ce0f3b06e95642fbb9b5fef7dca1 diff --git a/panel/panel.c b/panel/panel.c index c90ad4f5..1b79b77f 100644 --- a/panel/panel.c +++ b/panel/panel.c @@ -34,13 +34,13 @@ /* panel.c -- implementation of panels library, some core routines */ #include "panel.priv.h" -MODULE_ID("$Id: panel.c,v 1.15 1998/02/11 12:14:01 tom Exp $") +MODULE_ID("$Id: panel.c,v 1.18 1999/09/29 15:22:32 juergen Exp $") #ifdef TRACE #ifndef TRACE_TXT const char *_nc_my_visbuf(const void *ptr) { - char temp[20]; + char temp[32]; if (ptr != 0) sprintf(temp, "ptr:%p", ptr); else @@ -62,7 +62,7 @@ _nc_dPanel(const char *text, const PANEL *pan) text, USER_PTR(pan->user), (pan->below) ? USER_PTR(pan->below->user) : "--", (pan->above) ? USER_PTR(pan->above->user) : "--", - pan->wstarty, pan->wstartx); + PSTARTY(pan), PSTARTX(pan)); } #endif @@ -128,181 +128,9 @@ _nc_Touchline(const PANEL *pan, int start, int count) } #endif -/*+------------------------------------------------------------------------- - __panels_overlapped(pan1,pan2) - check panel overlapped ---------------------------------------------------------------------------*/ -static INLINE bool -__panels_overlapped(register const PANEL *pan1, register const PANEL *pan2) -{ - if(!pan1 || !pan2) - return(FALSE); - - dBug(("__panels_overlapped %s %s", USER_PTR(pan1->user), USER_PTR(pan2->user))); - /* pan1 intersects with pan2 ? */ - if( (((pan1->wstarty >= pan2->wstarty) && (pan1->wstarty < pan2->wendy)) || - ((pan2->wstarty >= pan1->wstarty) && (pan2->wstarty < pan1->wendy))) && - (((pan1->wstartx >= pan2->wstartx) && (pan1->wstartx < pan2->wendx)) || - ((pan2->wstartx >= pan1->wstartx) && (pan2->wstartx < pan1->wendx))) - ) return(TRUE); - else { - dBug((" no")); - return(FALSE); - } -} - -/*+------------------------------------------------------------------------- - _nc_free_obscure(pan) ---------------------------------------------------------------------------*/ -void -_nc_free_obscure(PANEL *pan) -{ - PANELCONS *tobs = pan->obscure; /* "this" one */ - PANELCONS *nobs; /* "next" one */ - - while(tobs) - { - nobs = tobs->above; - free((char *)tobs); - tobs = nobs; - } - pan->obscure = (PANELCONS *)0; -} - -/*+------------------------------------------------------------------------- - __override(pan,show) ---------------------------------------------------------------------------*/ -void -_nc_override(const PANEL *pan, int show) -{ - int y; - PANEL *pan2; - PANELCONS *tobs = pan->obscure; /* "this" one */ - - dBug(("_nc_override %s,%d", USER_PTR(pan->user),show)); - - switch (show) - { - case P_TOUCH: - Touchpan(pan); - /* The following while loop will now mark all panel window lines - * obscured by use or obscuring us as touched, so they will be - * updated. - */ - break; - case P_UPDATE: - while(tobs && (tobs->pan != pan)) - tobs = tobs->above; - /* The next loop will now only go through the panels obscuring pan; - * it updates all the lines in the obscuring panels in sync. with - * the lines touched in pan itself. This is called in update_panels() - * in a loop from the bottom_panel to the top_panel, resulting in - * the desired update effect. - */ - break; - default: - return; - } - - while(tobs) - { - if((pan2 = tobs->pan) != pan) { - dBug(("test obs pan=%s pan2=%s", USER_PTR(pan->user), USER_PTR(pan2->user))); - for(y = pan->wstarty; y < pan->wendy; y++) { - if( (y >= pan2->wstarty) && (y < pan2->wendy) && - ((is_linetouched(pan->win,y - pan->wstarty) == TRUE)) ) - Touchline(pan2,y - pan2->wstarty,1); - } - } - tobs = tobs->above; - } -} - -/*+------------------------------------------------------------------------- - __calculate_obscure() ---------------------------------------------------------------------------*/ -void -_nc_calculate_obscure(void) -{ - PANEL *pan; - PANEL *pan2; - PANELCONS *tobs; /* "this" one */ - PANELCONS *lobs = (PANELCONS *)0; /* last one */ - - pan = _nc_bottom_panel; - while(pan) - { - if(pan->obscure) - _nc_free_obscure(pan); - dBug(("--> __calculate_obscure %s", USER_PTR(pan->user))); - lobs = (PANELCONS *)0; /* last one */ - pan2 = _nc_bottom_panel; - /* This loop builds a list of panels obsured by pan or obscuring - pan; pan itself is in the list; all panels before pan are - obscured by pan, all panels after pan are obscuring pan. */ - while(pan2) - { - if(__panels_overlapped(pan,pan2)) - { - if(!(tobs = (PANELCONS *)malloc(sizeof(PANELCONS)))) - return; - tobs->pan = pan2; - dPanel("obscured",pan2); - tobs->above = (PANELCONS *)0; - if(lobs) - lobs->above = tobs; - else - pan->obscure = tobs; - lobs = tobs; - } - pan2 = pan2->above; - } - _nc_override(pan,P_TOUCH); - pan = pan->above; - } -} - -/*+------------------------------------------------------------------------- - _nc_panel_is_linked(pan) - check to see if panel is in the stack ---------------------------------------------------------------------------*/ -bool -_nc_panel_is_linked(const PANEL *pan) -{ - /* This works! The only case where it would fail is, when the list has - only one element. But this could only be the pseudo panel at the bottom */ - return ( ((pan->above!=(PANEL *)0) || - (pan->below!=(PANEL *)0) || - (pan==_nc_bottom_panel)) ? TRUE : FALSE ); -} - - -/*+------------------------------------------------------------------------- - __panel_link_bottom(pan) - link panel into stack at bottom ---------------------------------------------------------------------------*/ -void -_nc_panel_link_bottom(PANEL *pan) -{ -#ifdef TRACE - dStack("",1,pan); - if(_nc_panel_is_linked(pan)) - return; +#ifndef TRACE +# ifndef __GNUC__ + /* Some C compilers need something defined in a source file */ + static char GCC_UNUSED dummy; +# endif #endif - - pan->above = (PANEL *)0; - pan->below = (PANEL *)0; - if(_nc_bottom_panel) - { /* the stdscr pseudo panel always stays real bottom; - so we insert after bottom panel*/ - pan->below = _nc_bottom_panel; - pan->above = _nc_bottom_panel->above; - if (pan->above) - pan->above->below = pan; - _nc_bottom_panel->above = pan; - } - else - _nc_bottom_panel = pan; - if(!_nc_top_panel) - _nc_top_panel = pan; - assert(_nc_bottom_panel == _nc_stdscr_pseudo_panel); - _nc_calculate_obscure(); - dStack("",9,pan); -}