diff options
Diffstat (limited to 'ncurses-5.3/menu/m_post.c')
| -rw-r--r-- | ncurses-5.3/menu/m_post.c | 371 |
1 files changed, 0 insertions, 371 deletions
diff --git a/ncurses-5.3/menu/m_post.c b/ncurses-5.3/menu/m_post.c deleted file mode 100644 index d4b69a0..0000000 --- a/ncurses-5.3/menu/m_post.c +++ /dev/null @@ -1,371 +0,0 @@ -/**************************************************************************** - * Copyright (c) 1998,2000 Free Software Foundation, Inc. * - * * - * Permission is hereby granted, free of charge, to any person obtaining a * - * copy of this software and associated documentation files (the * - * "Software"), to deal in the Software without restriction, including * - * without limitation the rights to use, copy, modify, merge, publish, * - * distribute, distribute with modifications, sublicense, and/or sell * - * copies of the Software, and to permit persons to whom the Software is * - * furnished to do so, subject to the following conditions: * - * * - * The above copyright notice and this permission notice shall be included * - * in all copies or substantial portions of the Software. * - * * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS * - * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF * - * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. * - * IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, * - * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR * - * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR * - * THE USE OR OTHER DEALINGS IN THE SOFTWARE. * - * * - * Except as contained in this notice, the name(s) of the above copyright * - * holders shall not be used in advertising or otherwise to promote the * - * sale, use or other dealings in this Software without prior written * - * authorization. * - ****************************************************************************/ - -/**************************************************************************** - * Author: Juergen Pfeifer, 1995,1997 * - * Contact: http://www.familiepfeifer.de/Contact.aspx?Lang=en * - ****************************************************************************/ - -/*************************************************************************** -* Module m_post * -* Write or erase menus from associated subwindows * -***************************************************************************/ - -#include "menu.priv.h" - -MODULE_ID("$Id$") - -/*--------------------------------------------------------------------------- -| Facility : libnmenu -| Function : void _nc_Post_Item(MENU *menu, ITEM *item) -| -| Description : Draw the item in the menus window at the current -| window position -| -| Return Values : - -+--------------------------------------------------------------------------*/ -NCURSES_EXPORT(void) -_nc_Post_Item (const MENU * menu, const ITEM * item) -{ - int i; - chtype ch; - int item_x, item_y; - int count = 0; - bool isfore = FALSE, isback=FALSE, isgrey = FALSE; - - assert(menu->win); - - getyx(menu->win,item_y,item_x); - - /* We need a marker iff - - it is a onevalued menu and it is the current item - - or it has a selection value - */ - wattron(menu->win,menu->back); - if (item->value || (item==menu->curitem)) - { - if (menu->marklen) - { - /* In a multi selection menu we use the fore attribute - for a selected marker that is not the current one. - This improves visualization of the menu, because now - always the 'normal' marker denotes the current - item. */ - if (!(menu->opt & O_ONEVALUE) && item->value && item!=menu->curitem) - { - wattron(menu->win,menu->fore); - isfore = TRUE; - } - waddstr(menu->win,menu->mark); - if (isfore) - { - wattron(menu->win,menu->fore); - isfore = FALSE; - } - } - } - else /* otherwise we have to wipe out the marker area */ - for(ch=' ',i=menu->marklen;i>0;i--) - waddch(menu->win,ch); - wattroff(menu->win,menu->back); - count += menu->marklen; - - /* First we have to calculate the attribute depending on selectability - and selection status - */ - if (!(item->opt & O_SELECTABLE)) - { - wattron(menu->win,menu->grey); - isgrey = TRUE; - } - else - { - if (item->value || item==menu->curitem) - { - wattron(menu->win,menu->fore); - isfore = TRUE; - } - else - { - wattron(menu->win,menu->back); - isback = TRUE; - } - } - - waddnstr(menu->win,item->name.str,item->name.length); - for(ch=' ',i=menu->namelen-item->name.length;i>0;i--) - { - waddch(menu->win,ch); - } - count += menu->namelen; - - /* Show description if required and available */ - if ( (menu->opt & O_SHOWDESC) && menu->desclen>0 ) - { - int m = menu->spc_desc/2; - int cy = -1, cx = -1; - - for(ch=' ',i=0; i < menu->spc_desc; i++) - { - if (i==m) - { - waddch(menu->win,menu->pad); - getyx(menu->win,cy,cx); - } - else - waddch(menu->win,ch); - } - if (item->description.length) - waddnstr(menu->win,item->description.str,item->description.length); - for(ch=' ',i=menu->desclen-item->description.length; i>0; i--) - { - waddch(menu->win,ch); - } - count += menu->desclen + menu->spc_desc; - - if (menu->spc_rows > 1) - { - int j, k, ncy, ncx; - - assert(cx>=0 && cy>=0); - getyx(menu->win,ncy,ncx); - if (isgrey) wattroff(menu->win,menu->grey); - else if (isfore) wattroff(menu->win,menu->fore); - wattron(menu->win,menu->back); - for(j=1; j < menu->spc_rows;j++) - { - if ((item_y+j) < getmaxy(menu->win)) - { - wmove (menu->win,item_y+j,item_x); - for(k=0;k<count;k++) - waddch(menu->win,' '); - } - if ((cy+j) < getmaxy(menu->win)) - mvwaddch(menu->win,cy+j,cx-1,menu->pad); - } - wmove(menu->win,ncy,ncx); - if (!isback) - wattroff(menu->win,menu->back); - } - } - - /* Remove attributes */ - if (isfore) - wattroff(menu->win,menu->fore); - if (isback) - wattroff(menu->win,menu->back); - if (isgrey) - wattroff(menu->win,menu->grey); -} - -/*--------------------------------------------------------------------------- -| Facility : libnmenu -| Function : void _nc_Draw_Menu(const MENU *) -| -| Description : Display the menu in its windows -| -| Return Values : - -+--------------------------------------------------------------------------*/ -NCURSES_EXPORT(void) -_nc_Draw_Menu (const MENU * menu) -{ - ITEM *item = menu->items[0]; - ITEM *lasthor, *lastvert; - ITEM *hitem; - int y = 0; - chtype s_bkgd; - - assert(item && menu->win); - - s_bkgd = getbkgd(menu->win); - wbkgdset(menu->win,menu->back); - werase(menu->win); - wbkgdset(menu->win,s_bkgd); - - lastvert = (menu->opt & O_NONCYCLIC) ? (ITEM *)0 : item; - - do - { - wmove(menu->win,y,0); - - hitem = item; - lasthor = (menu->opt & O_NONCYCLIC) ? (ITEM *)0 : hitem; - - do - { - _nc_Post_Item( menu, hitem); - - wattron(menu->win,menu->back); - if ( ((hitem = hitem->right) != lasthor) && hitem ) - { - int i,j, cy, cx; - chtype ch = ' '; - - getyx(menu->win,cy,cx); - for(j=0;j<menu->spc_rows;j++) - { - wmove(menu->win,cy+j,cx); - for(i=0; i < menu->spc_cols; i++) - { - waddch( menu->win,ch); - } - } - wmove(menu->win,cy,cx+menu->spc_cols); - } - } while (hitem && (hitem != lasthor)); - wattroff(menu->win,menu->back); - - item = item->down; - y += menu->spc_rows; - - } while( item && (item != lastvert) ); -} - -/*--------------------------------------------------------------------------- -| Facility : libnmenu -| Function : int post_menu(MENU *) -| -| Description : Post a menu to the screen. This makes it visible. -| -| Return Values : E_OK - success -| E_BAD_ARGUMENT - not a valid menu pointer -| E_SYSTEM_ERROR - error in lower layers -| E_NO_ROOM - Menu to large for screen -| E_NOT_CONNECTED - No items connected to menu -| E_BAD_STATE - Menu in userexit routine -| E_POSTED - Menu already posted -+--------------------------------------------------------------------------*/ -NCURSES_EXPORT(int) -post_menu (MENU * menu) -{ - if (!menu) - RETURN(E_BAD_ARGUMENT); - - if ( menu->status & _IN_DRIVER ) - RETURN(E_BAD_STATE); - - if ( menu->status & _POSTED ) - RETURN(E_POSTED); - - if (menu->items && *(menu->items)) - { - int y; - int h = 1 + menu->spc_rows * (menu->rows - 1); - - WINDOW *win = Get_Menu_Window(menu); - int maxy = getmaxy(win); - int maxx = getmaxx(win); - - if (maxx < menu->width || maxy < menu->height) - RETURN(E_NO_ROOM); - - if ( (menu->win = newpad(h,menu->width)) ) - { - y = (maxy >= h) ? h : maxy; - if (y>=menu->height) - y = menu->height; - if(!(menu->sub = subpad(menu->win,y,menu->width,0,0))) - RETURN(E_SYSTEM_ERROR); - } - else - RETURN(E_SYSTEM_ERROR); - - if (menu->status & _LINK_NEEDED) - _nc_Link_Items(menu); - } - else - RETURN(E_NOT_CONNECTED); - - menu->status |= _POSTED; - - if (!(menu->opt&O_ONEVALUE)) - { - ITEM **items; - - for(items=menu->items;*items;items++) - { - (*items)->value = FALSE; - } - } - - _nc_Draw_Menu(menu); - - Call_Hook(menu,menuinit); - Call_Hook(menu,iteminit); - - _nc_Show_Menu(menu); - - RETURN(E_OK); -} - -/*--------------------------------------------------------------------------- -| Facility : libnmenu -| Function : int unpost_menu(MENU *) -| -| Description : Detach menu from screen -| -| Return Values : E_OK - success -| E_BAD_ARGUMENT - not a valid menu pointer -| E_BAD_STATE - menu in userexit routine -| E_NOT_POSTED - menu is not posted -+--------------------------------------------------------------------------*/ -NCURSES_EXPORT(int) -unpost_menu (MENU * menu) -{ - WINDOW *win; - - if (!menu) - RETURN(E_BAD_ARGUMENT); - - if ( menu->status & _IN_DRIVER ) - RETURN(E_BAD_STATE); - - if ( !( menu->status & _POSTED ) ) - RETURN(E_NOT_POSTED); - - Call_Hook(menu,itemterm); - Call_Hook(menu,menuterm); - - win = Get_Menu_Window(menu); - werase(win); - wsyncup(win); - - assert(menu->sub); - delwin(menu->sub); - menu->sub = (WINDOW *)0; - - assert(menu->win); - delwin(menu->win); - menu->win = (WINDOW *)0; - - menu->status &= ~_POSTED; - - RETURN(E_OK); -} - -/* m_post.c ends here */ |