Dream 52/Amiga_Dream_52.iso/Linux/Divers/lyx-0.13.2.tar.gz/lyx-0.13.2.tar/lyx-0.13.2/src/insetinfo.C

C/C++ Source or Header | 1998-04-23 | 4KB | 207 lines

/* 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 1998/04/23 16:02:50 larsbj Exp $

#if !defined(lint) && !defined(WITH_WARNINGS)
static char vcid[] = "$Id: insetinfo.C,v 1.1.1.1 1998/04/23 16:02:50 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.stringWidth(_("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::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;
}


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;
}