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GCC Code Coverage Report

Directory:	./		Exec	Total	Coverage
File:	lib/libmenu/m_post.c	Lines:	0	129	0.0 %
Date:	2017-11-13	Branches:	0	146	0.0 %


/* $OpenBSD: m_post.c,v 1.7 2010/01/12 23:22:08 nicm Exp $ */

/****************************************************************************
 * Copyright (c) 1998-2003,2004 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                                    *
 ****************************************************************************/

/***************************************************************************
* Module m_post                                                            *
* Write or erase menus from associated subwindows                          *
***************************************************************************/

#include "menu.priv.h"

MODULE_ID("$Id: m_post.c,v 1.7 2010/01/12 23:22:08 nicm Exp $")

/*---------------------------------------------------------------------------
|   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;
  int name_len;
  int desc_len;

  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);
  name_len = _nc_Calculate_Text_Width(&(item->name));
  for (ch = ' ', i = menu->namelen - name_len; 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);
      desc_len = _nc_Calculate_Text_Width(&(item->description));
      for (ch = ' ', i = menu->desclen - desc_len; 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_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)
{
  T((T_CALLED("post_menu(%p)"), 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);

      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;

  T((T_CALLED("unpost_menu(%p)"), menu));

  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 */


Generated by: GCOVR (Version 3.3)

Line	Branch	Exec	Source
1			/* $OpenBSD: m_post.c,v 1.7 2010/01/12 23:22:08 nicm Exp $ */
2
3			/****************************************************************************
4			* Copyright (c) 1998-2003,2004 Free Software Foundation, Inc. *
5			* *
6			* Permission is hereby granted, free of charge, to any person obtaining a *
7			* copy of this software and associated documentation files (the *
8			* "Software"), to deal in the Software without restriction, including *
9			* without limitation the rights to use, copy, modify, merge, publish, *
10			* distribute, distribute with modifications, sublicense, and/or sell *
11			* copies of the Software, and to permit persons to whom the Software is *
12			* furnished to do so, subject to the following conditions: *
13			* *
14			* The above copyright notice and this permission notice shall be included *
15			* in all copies or substantial portions of the Software. *
16			* *
17			* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS *
18			* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF *
19			* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. *
20			* IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, *
21			* DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR *
22			* OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR *
23			* THE USE OR OTHER DEALINGS IN THE SOFTWARE. *
24			* *
25			* Except as contained in this notice, the name(s) of the above copyright *
26			* holders shall not be used in advertising or otherwise to promote the *
27			* sale, use or other dealings in this Software without prior written *
28			* authorization. *
29			****************************************************************************/
30
31			/****************************************************************************
32			* Author: Juergen Pfeifer, 1995,1997 *
33			****************************************************************************/
34
35			/***************************************************************************
36			* Module m_post *
37			* Write or erase menus from associated subwindows *
38			***************************************************************************/
39
40			#include "menu.priv.h"
41
42			MODULE_ID("$Id: m_post.c,v 1.7 2010/01/12 23:22:08 nicm Exp $")
43
44			/*---------------------------------------------------------------------------
45			\| Facility : libnmenu
46			\| Function : void _nc_Post_Item(MENU menu, ITEM item)
47			\|
48			\| Description : Draw the item in the menus window at the current
49			\| window position
50			\|
51			\| Return Values : -
52			+--------------------------------------------------------------------------*/
53			NCURSES_EXPORT(void)
54			_nc_Post_Item(const MENU * menu, const ITEM * item)
55			{
56			int i;
57			chtype ch;
58			int item_x, item_y;
59			int count = 0;
60			bool isfore = FALSE, isback = FALSE, isgrey = FALSE;
61			int name_len;
62			int desc_len;
63
64			assert(menu->win);
65
66			getyx(menu->win, item_y, item_x);
67
68			/* We need a marker iff
69			- it is a onevalued menu and it is the current item
70			- or it has a selection value
71			*/
72			wattron(menu->win, menu->back);
73			if (item->value \|\| (item == menu->curitem))
74			{
75			if (menu->marklen)
76			{
77			/* In a multi selection menu we use the fore attribute
78			for a selected marker that is not the current one.
79			This improves visualization of the menu, because now
80			always the 'normal' marker denotes the current
81			item. */
82			if (!(menu->opt & O_ONEVALUE) && item->value && item != menu->curitem)
83			{
84			wattron(menu->win, menu->fore);
85			isfore = TRUE;
86			}
87			waddstr(menu->win, menu->mark);
88			if (isfore)
89			{
90			wattron(menu->win, menu->fore);
91			isfore = FALSE;
92			}
93			}
94			}
95			else /* otherwise we have to wipe out the marker area */
96			for (ch = ' ', i = menu->marklen; i > 0; i--)
97			waddch(menu->win, ch);
98			wattroff(menu->win, menu->back);
99			count += menu->marklen;
100
101			/* First we have to calculate the attribute depending on selectability
102			and selection status
103			*/
104			if (!(item->opt & O_SELECTABLE))
105			{
106			wattron(menu->win, menu->grey);
107			isgrey = TRUE;
108			}
109			else
110			{
111			if (item->value \|\| item == menu->curitem)
112			{
113			wattron(menu->win, menu->fore);
114			isfore = TRUE;
115			}
116			else
117			{
118			wattron(menu->win, menu->back);
119			isback = TRUE;
120			}
121			}
122
123			waddnstr(menu->win, item->name.str, item->name.length);
124			name_len = _nc_Calculate_Text_Width(&(item->name));
125			for (ch = ' ', i = menu->namelen - name_len; i > 0; i--)
126			{
127			waddch(menu->win, ch);
128			}
129			count += menu->namelen;
130
131			/* Show description if required and available */
132			if ((menu->opt & O_SHOWDESC) && menu->desclen > 0)
133			{
134			int m = menu->spc_desc / 2;
135			int cy = -1, cx = -1;
136
137			for (ch = ' ', i = 0; i < menu->spc_desc; i++)
138			{
139			if (i == m)
140			{
141			waddch(menu->win, menu->pad);
142			getyx(menu->win, cy, cx);
143			}
144			else
145			waddch(menu->win, ch);
146			}
147			if (item->description.length)
148			waddnstr(menu->win, item->description.str, item->description.length);
149			desc_len = _nc_Calculate_Text_Width(&(item->description));
150			for (ch = ' ', i = menu->desclen - desc_len; i > 0; i--)
151			{
152			waddch(menu->win, ch);
153			}
154			count += menu->desclen + menu->spc_desc;
155
156			if (menu->spc_rows > 1)
157			{
158			int j, k, ncy, ncx;
159
160			assert(cx >= 0 && cy >= 0);
161			getyx(menu->win, ncy, ncx);
162			if (isgrey)
163			wattroff(menu->win, menu->grey);
164			else if (isfore)
165			wattroff(menu->win, menu->fore);
166			wattron(menu->win, menu->back);
167			for (j = 1; j < menu->spc_rows; j++)
168			{
169			if ((item_y + j) < getmaxy(menu->win))
170			{
171			wmove(menu->win, item_y + j, item_x);
172			for (k = 0; k < count; k++)
173			waddch(menu->win, ' ');
174			}
175			if ((cy + j) < getmaxy(menu->win))
176			mvwaddch(menu->win, cy + j, cx - 1, menu->pad);
177			}
178			wmove(menu->win, ncy, ncx);
179			if (!isback)
180			wattroff(menu->win, menu->back);
181			}
182			}
183
184			/* Remove attributes */
185			if (isfore)
186			wattroff(menu->win, menu->fore);
187			if (isback)
188			wattroff(menu->win, menu->back);
189			if (isgrey)
190			wattroff(menu->win, menu->grey);
191			}
192
193			/*---------------------------------------------------------------------------
194			\| Facility : libnmenu
195			\| Function : void _nc_Draw_Menu(const MENU *)
196			\|
197			\| Description : Display the menu in its windows
198			\|
199			\| Return Values : -
200			+--------------------------------------------------------------------------*/
201			NCURSES_EXPORT(void)
202			_nc_Draw_Menu(const MENU * menu)
203			{
204			ITEM *item = menu->items[0];
205			ITEM lasthor, lastvert;
206			ITEM *hitem;
207			int y = 0;
208			chtype s_bkgd;
209
210			assert(item && menu->win);
211
212			s_bkgd = getbkgd(menu->win);
213			wbkgdset(menu->win, menu->back);
214			werase(menu->win);
215			wbkgdset(menu->win, s_bkgd);
216
217			lastvert = (menu->opt & O_NONCYCLIC) ? (ITEM *) 0 : item;
218
219			do
220			{
221			wmove(menu->win, y, 0);
222
223			hitem = item;
224			lasthor = (menu->opt & O_NONCYCLIC) ? (ITEM *) 0 : hitem;
225
226			do
227			{
228			_nc_Post_Item(menu, hitem);
229
230			wattron(menu->win, menu->back);
231			if (((hitem = hitem->right) != lasthor) && hitem)
232			{
233			int i, j, cy, cx;
234			chtype ch = ' ';
235
236			getyx(menu->win, cy, cx);
237			for (j = 0; j < menu->spc_rows; j++)
238			{
239			wmove(menu->win, cy + j, cx);
240			for (i = 0; i < menu->spc_cols; i++)
241			{
242			waddch(menu->win, ch);
243			}
244			}
245			wmove(menu->win, cy, cx + menu->spc_cols);
246			}
247			}
248			while (hitem && (hitem != lasthor));
249			wattroff(menu->win, menu->back);
250
251			item = item->down;
252			y += menu->spc_rows;
253
254			}
255			while (item && (item != lastvert));
256			}
257
258			/*---------------------------------------------------------------------------
259			\| Facility : libnmenu
260			\| Function : int post_menu(MENU *)
261			\|
262			\| Description : Post a menu to the screen. This makes it visible.
263			\|
264			\| Return Values : E_OK - success
265			\| E_BAD_ARGUMENT - not a valid menu pointer
266			\| E_SYSTEM_ERROR - error in lower layers
267			\| E_NOT_CONNECTED - No items connected to menu
268			\| E_BAD_STATE - Menu in userexit routine
269			\| E_POSTED - Menu already posted
270			+--------------------------------------------------------------------------*/
271			NCURSES_EXPORT(int)
272			post_menu(MENU * menu)
273			{
274			T((T_CALLED("post_menu(%p)"), menu));
275
276			if (!menu)
277			RETURN(E_BAD_ARGUMENT);
278
279			if (menu->status & _IN_DRIVER)
280			RETURN(E_BAD_STATE);
281
282			if (menu->status & _POSTED)
283			RETURN(E_POSTED);
284
285			if (menu->items && *(menu->items))
286			{
287			int y;
288			int h = 1 + menu->spc_rows * (menu->rows - 1);
289
290			WINDOW *win = Get_Menu_Window(menu);
291			int maxy = getmaxy(win);
292
293			if ((menu->win = newpad(h, menu->width)))
294			{
295			y = (maxy >= h) ? h : maxy;
296			if (y >= menu->height)
297			y = menu->height;
298			if (!(menu->sub = subpad(menu->win, y, menu->width, 0, 0)))
299			RETURN(E_SYSTEM_ERROR);
300			}
301			else
302			RETURN(E_SYSTEM_ERROR);
303
304			if (menu->status & _LINK_NEEDED)
305			_nc_Link_Items(menu);
306			}
307			else
308			RETURN(E_NOT_CONNECTED);
309
310			menu->status \|= _POSTED;
311
312			if (!(menu->opt & O_ONEVALUE))
313			{
314			ITEM **items;
315
316			for (items = menu->items; *items; items++)
317			{
318			(*items)->value = FALSE;
319			}
320			}
321
322			_nc_Draw_Menu(menu);
323
324			Call_Hook(menu, menuinit);
325			Call_Hook(menu, iteminit);
326
327			_nc_Show_Menu(menu);
328
329			RETURN(E_OK);
330			}
331
332			/*---------------------------------------------------------------------------
333			\| Facility : libnmenu
334			\| Function : int unpost_menu(MENU *)
335			\|
336			\| Description : Detach menu from screen
337			\|
338			\| Return Values : E_OK - success
339			\| E_BAD_ARGUMENT - not a valid menu pointer
340			\| E_BAD_STATE - menu in userexit routine
341			\| E_NOT_POSTED - menu is not posted
342			+--------------------------------------------------------------------------*/
343			NCURSES_EXPORT(int)
344			unpost_menu(MENU * menu)
345			{
346			WINDOW *win;
347
348			T((T_CALLED("unpost_menu(%p)"), menu));
349
350			if (!menu)
351			RETURN(E_BAD_ARGUMENT);
352
353			if (menu->status & _IN_DRIVER)
354			RETURN(E_BAD_STATE);
355
356			if (!(menu->status & _POSTED))
357			RETURN(E_NOT_POSTED);
358
359			Call_Hook(menu, itemterm);
360			Call_Hook(menu, menuterm);
361
362			win = Get_Menu_Window(menu);
363			werase(win);
364			wsyncup(win);
365
366			assert(menu->sub);
367			delwin(menu->sub);
368			menu->sub = (WINDOW *)0;
369
370			assert(menu->win);
371			delwin(menu->win);
372			menu->win = (WINDOW *)0;
373
374			menu->status &= ~_POSTED;
375
376			RETURN(E_OK);
377			}
378
379			/* m_post.c ends here */