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EditTextWidget.cpp

/* ScummVM - Scumm Interpreter
 * Copyright (C) 2002-2005 The ScummVM project
 *
 * 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, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
 *
 * $Header: /cvsroot/scummvm/scummvm/gui/EditTextWidget.cpp,v 1.36.2.1 2005/10/18 02:11:18 sev Exp $
 */

#include "common/stdafx.h"
#include "gui/EditTextWidget.h"
#include "gui/dialog.h"
#include "gui/newgui.h"

namespace GUI {

EditTextWidget::EditTextWidget(GuiObject *boss, int x, int y, int w, int h, const String &text, WidgetSize ws)
      : EditableWidget(boss, x, y - 1, w, h + 2, ws) {
      _flags = WIDGET_ENABLED | WIDGET_CLEARBG | WIDGET_RETAIN_FOCUS | WIDGET_WANT_TICKLE;
      _type = kEditTextWidget;

      setEditString(text);
}

void EditTextWidget::setEditString(const String &str) {
      EditableWidget::setEditString(str);
      _backupString = str;
}

void EditTextWidget::handleMouseDown(int x, int y, int button, int clickCount) {
      // First remove caret
      if (_caretVisible)
            drawCaret(true);

      x += _editScrollOffset;

      int width = 0;
      uint i;

      for (i = 0; i < _editString.size(); ++i) {
            width += g_gui.getCharWidth(_editString[i]);
            if (width >= x)
                  break;
      }
      if (setCaretPos(i))
            draw();
}


void EditTextWidget::drawWidget(bool hilite) {
      // Draw a thin frame around us.
      g_gui.hLine(_x, _y, _x + _w - 1, g_gui._color);
      g_gui.hLine(_x, _y + _h - 1, _x +_w - 1, g_gui._shadowcolor);
      g_gui.vLine(_x, _y, _y + _h - 1, g_gui._color);
      g_gui.vLine(_x + _w - 1, _y, _y + _h - 1, g_gui._shadowcolor);

      // Draw the text
      adjustOffset();
      g_gui.drawString(_editString, _x + 2, _y + 2, getEditRect().width(), g_gui._textcolor, kTextAlignLeft, -_editScrollOffset, false);
}

Common::Rect EditTextWidget::getEditRect() const {
      Common::Rect r(2, 1, _w - 2, _h);

      return r;
}

void EditTextWidget::receivedFocusWidget() {
}

void EditTextWidget::lostFocusWidget() {
      // If we loose focus, 'commit' the user changes
      _backupString = _editString;
      drawCaret(true);
}

void EditTextWidget::startEditMode() {
}

void EditTextWidget::endEditMode() {
      releaseFocus();
}

void EditTextWidget::abortEditMode() {
      setEditString(_backupString);
      releaseFocus();
}

} // End of namespace GUI

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