window.c File Reference

GUI ask the user to enter a string. More...

#include "config.h"
#include <stdbool.h>
#include <stddef.h>
#include <string.h>
#include <wchar.h>
#include "mutt/lib.h"
#include "core/lib.h"
#include "gui/lib.h"
#include "mutt.h"
#include "color/lib.h"
#include "complete/lib.h"
#include "history/lib.h"
#include "key/lib.h"
#include "menu/lib.h"
#include "functions.h"
#include "muttlib.h"
#include "state.h"
#include "wdata.h"

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Functions
static int	my_addwch (struct MuttWindow *win, wchar_t wc)
	Display one wide character on screen.
bool	self_insert (struct EnterWindowData *wdata, int ch)
	Insert a normal character.
static int	enter_recalc (struct MuttWindow *win)
	Recalculate the Window data - Implements MuttWindow::recalc() -.
static int	enter_repaint (struct MuttWindow *win)
	Repaint the Window - Implements MuttWindow::repaint() -.
static bool	enter_recursor (struct MuttWindow *win)
	Recursor the Window - Implements MuttWindow::recursor() -.
int	mw_get_field (const char *prompt, struct Buffer *buf, CompletionFlags complete, enum HistoryClass hclass, const struct CompleteOps *comp_api, void *cdata)
	Ask the user for a string -.

Variables
static const struct Mapping	EditorHelp []
	Help Bar for the Command Line Editor.

Detailed Description

GUI ask the user to enter a string.

Authors

• Richard Russon

Copyright

This program is free software: you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, either version 2 of the License, or (at your option) any later version.

This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.

You should have received a copy of the GNU General Public License along with this program. If not, see http://www.gnu.org/licenses/.

Definition in file window.c.

Function Documentation

my_addwch()

static int my_addwch ( struct MuttWindow *  win, wchar_t  wc  )

static

Display one wide character on screen.

Parameters

win	Window
wc	Character to display

Return values

OK	Success
ERR	Failure

Definition at line 71 of file window.c.

{
  int n = wcwidth(wc);
  if (IsWPrint(wc) && (n > 0))
    return mutt_addwch(win, wc);
  if (!(wc & ~0x7f))
    return mutt_window_printf(win, "^%c", ((int) wc + 0x40) & 0x7f);
  if (!(wc & ~0xffff))
    return mutt_window_printf(win, "\\u%04x", (int) wc);
  return mutt_window_printf(win, "\\u%08x", (int) wc);
}

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self_insert()

bool self_insert	(	struct EnterWindowData *	wdata,
		int	ch
	)

Insert a normal character.

Parameters

wdata	Enter window data
ch	Raw keypress

Return values

true	If done (enter pressed)

Definition at line 89 of file window.c.

{
  if (!wdata)
    return true;
 
  wdata->tabs = 0;
  wchar_t wc = 0;
 
  /* quietly ignore all other function keys */
  if (ch & ~0xff)
    return false;
 
  /* gather the bytes into a wide character */
  {
    char c = ch;
    size_t k = mbrtowc(&wc, &c, 1, wdata->mbstate);
    if (k == ICONV_BUF_TOO_SMALL)
    {
      return false;
    }
    else if ((k != 0) && (k != 1))
    {
      memset(wdata->mbstate, 0, sizeof(*wdata->mbstate));
      return false;
    }
  }
 
  if (wdata->first && (wdata->flags & MUTT_COMP_CLEAR))
  {
    wdata->first = false;
    if (IsWPrint(wc)) /* why? */
    {
      wdata->state->curpos = 0;
      wdata->state->lastchar = 0;
    }
  }
 
  if ((wc == '\r') || (wc == '\n'))
  {
    /* Convert from wide characters */
    buf_mb_wcstombs(wdata->buffer, wdata->state->wbuf, wdata->state->lastchar);
    if (!wdata->pass)
      mutt_hist_add(wdata->hclass, buf_string(wdata->buffer), true);
 
    if (wdata->cdata)
    {
      struct FileCompletionData *cdata = wdata->cdata;
      if (cdata->multiple)
      {
        char **tfiles = NULL;
        *cdata->numfiles = 1;
        tfiles = mutt_mem_calloc(*cdata->numfiles, sizeof(char *));
        buf_expand_path_regex(wdata->buffer, false);
        tfiles[0] = buf_strdup(wdata->buffer);
        *cdata->files = tfiles;
      }
    }
    return true;
  }
  else if (wc && ((wc < ' ') || IsWPrint(wc))) /* why? */
  {
    if (wdata->state->lastchar >= wdata->state->wbuflen)
    {
      wdata->state->wbuflen = wdata->state->lastchar + 20;
      mutt_mem_realloc(&wdata->state->wbuf, wdata->state->wbuflen * sizeof(wchar_t));
    }
    memmove(wdata->state->wbuf + wdata->state->curpos + 1,
            wdata->state->wbuf + wdata->state->curpos,
            (wdata->state->lastchar - wdata->state->curpos) * sizeof(wchar_t));
    wdata->state->wbuf[wdata->state->curpos++] = wc;
    wdata->state->lastchar++;
  }
  else
  {
    mutt_flushinp();
    mutt_beep(false);
  }
 
  return false;
}

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Variable Documentation

EditorHelp

const struct Mapping EditorHelp[]

static

Initial value:

= {
  
  { N_("Help"),        OP_HELP },
  { N_("Complete"),    OP_EDITOR_COMPLETE },
  { N_("Hist Up"),     OP_EDITOR_HISTORY_UP },
  { N_("Hist Down"),   OP_EDITOR_HISTORY_DOWN },
  { N_("Hist Search"), OP_EDITOR_HISTORY_SEARCH },
  { N_("Begin Line"),  OP_EDITOR_BOL },
  { N_("End Line"),    OP_EDITOR_EOL },
  { N_("Kill Line"),   OP_EDITOR_KILL_LINE },
  { N_("Kill Word"),   OP_EDITOR_KILL_WORD },
  { NULL, 0 },
  
}

Help Bar for the Command Line Editor.

Definition at line 49 of file window.c.