Quelle insetinfo.C Sprache: C

/* This file is part of
* ======================================================
*
*           LyX, The Document Processor
*
*     Copyright (C) 1995 Matthias Ettrich
*          Copyright (C) 1995-1998 The LyX Team.
*
*======================================================*/

#include <config.h>
#include <ctype.h>

#ifdef __GNUG__
#pragma implementation
#endif

#include "insetinfo.h"
#include "lyxparagraph.h"
#include "error.h"
#include "lyxdraw.h"
#include "gettext.h"
#include "lyx_gui_misc.h" // CancelCloseBoxCB
#include "buffer.h"

// $Id: insetinfo.C,v 1.1.1.1 1998/04/20 21:14:48 larsbj Exp $

#if !defined(lint) && !defined(WITH_WARNINGS)
static char vcid[] = "$Id: insetinfo.C,v 1.1.1.1 1998/04/20 21:14:48 larsbj Exp $";
#endif /* lint */

extern BufferView *current_view;

/* Info, used for the Info boxes */

InsetInfo::InsetInfo()
{
form = NULL;
}

InsetInfo::InsetInfo(LString const & string)
: contents(string)
{
form = NULL;
}

InsetInfo::~InsetInfo()
{
if (form){
  fl_hide_form(form);
  fl_free_form(form);
  form = NULL;
}
}

int InsetInfo::Ascent(LyXFont const &font) const
{
return font.maxAscent()+1;
}

int InsetInfo::Descent(LyXFont const &font) const
{
return font.maxDescent()+1;
}

int InsetInfo::Width(LyXFont const &font) const
{
return 6 + font.textWidth(_("Note"), strlen(_("Note")));
}

void InsetInfo::Draw(LyXFont font, LyXScreen &scr,
       int baseline, float &x)
{
/* Info-insets are never LaTeX, so just correct the font */
font.setLatex(LyXFont::OFF);

// Draw as "Note" in a yellow box
x += 1;
scr.fillRectangle(gc_note,
     int(x), baseline - Ascent(font)+1,
     Width(font)-2, Ascent(font)+Descent(font)-2);
scr.drawRectangle(gc_note_frame,
     int(x), baseline- Ascent(font)+1,
     Width(font)-2, Ascent(font)+Descent(font)-2);

scr.drawString(font, _("Note"), baseline, int(x+2));
x +=  Width(font) - 1;
}

void InsetInfo::Write(FILE *file)
{
fprintf(file, "Info %s", contents.c_str());
}

void InsetInfo::Read(LyXLex &lex)
{
LString tmp = lex.GetString(); // should be "Info"
if (tmp != "Info")
  lyxerr.print("ERROR (InsetInfo::Read): "
         "consistency check 1 failed.");

while (lex.IsOK()) {
  if (!lex.EatLine())
   // blank line in the file being read
   // should we skip blank lines?
   continue;

  LString const token = lex.GetString().strip();
  lyxerr.debug("Note: " + token, Error::LEX_PARSER);

  if (token != "\\end_inset") {
   contents += token + '\n';
  }
  else // token == "\\end_inset"
   break;
}
// now remove the last '\n's
contents.strip('\n');
}


int InsetInfo::Latex(FILE *, signed char /*fragile*/)
{
return 0;
}

int InsetInfo::Latex(LString &, signed char /*fragile*/)
{
return 0;
}

int InsetInfo::Linuxdoc(LString &)
{
return 0;
}

unsigned char InsetInfo::Editable() const
{
return 1;
}

void InsetInfo::CloseInfoCB(FL_OBJECT *, long data)
{
InsetInfo *inset = (InsetInfo*) data;
// inset->contents = fl_get_input(inset->strobj);
LString tmp = fl_get_input(inset->strobj);
Buffer *buffer = current_view->currentBuffer();
if(tmp != inset->contents && !(buffer->isReadonly()) ) {
  buffer->markDirty();
  inset->contents = tmp;
}
if (inset->form) {
  fl_hide_form(inset->form);
  fl_free_form(inset->form);
  inset->form = NULL;
}
}

void InsetInfo::Edit(int, int)
{
if(current_view->currentBuffer()->isReadonly())
  WarnReadonly();

if (!form) {
  FL_OBJECT *obj;
  form = fl_bgn_form(FL_UP_BOX,400,180);
  strobj = obj = fl_add_input(FL_MULTILINE_INPUT,10,10,380,120,"");
  fl_set_object_color(obj,FL_MCOL,FL_MCOL);
  fl_set_object_resize(obj, FL_RESIZE_ALL);
  fl_set_object_gravity(obj, NorthWestGravity, SouthEastGravity);
  obj = fl_add_button(FL_NORMAL_BUTTON,130,140,120,30,idex(_("Close|#C^[")));
  fl_set_object_resize(obj, FL_RESIZE_NONE);
  fl_set_object_gravity(obj, SouthWestGravity, SouthEastGravity);
  fl_set_object_callback(obj, CloseInfoCB, (long)this);
  fl_set_object_shortcut(obj, scex(_("Close|#C^[")), (long)this);
  fl_end_form();
  fl_set_form_atclose(form, CancelCloseBoxCB, NULL);
}
fl_set_input(strobj, contents.c_str());
if (form->visible) {
  fl_raise_form(form);
} else {
  fl_show_form(form,FL_PLACE_MOUSE | FL_FREE_SIZE, FL_FULLBORDER,
        _("Note"));
}
}

Inset* InsetInfo::Clone()
{
InsetInfo *result = new InsetInfo(contents);
return result;
}

Inset::Code InsetInfo::LyxCode() const
{
return Inset::IGNORE_CODE;
}

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