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Diffstat (limited to 'src/gui/base/widgets/textfield.hpp')
| -rw-r--r-- | src/gui/base/widgets/textfield.hpp | 190 |
1 files changed, 190 insertions, 0 deletions
diff --git a/src/gui/base/widgets/textfield.hpp b/src/gui/base/widgets/textfield.hpp new file mode 100644 index 000000000..bc227eb55 --- /dev/null +++ b/src/gui/base/widgets/textfield.hpp @@ -0,0 +1,190 @@ +/* + * The ManaPlus Client + * Copyright (C) 2011-2014 The ManaPlus Developers + * + * This file is part of The ManaPlus Client. + * + * 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 + * 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/>. + */ + +/* _______ __ __ __ ______ __ __ _______ __ __ + * / _____/\ / /\ / /\ / /\ / ____/\ / /\ / /\ / ___ /\ / |\/ /\ + * / /\____\// / // / // / // /\___\// /_// / // /\_/ / // , |/ / / + * / / /__ / / // / // / // / / / ___ / // ___ / // /| ' / / + * / /_// /\ / /_// / // / // /_/_ / / // / // /\_/ / // / | / / + * /______/ //______/ //_/ //_____/\ /_/ //_/ //_/ //_/ //_/ /|_/ / + * \______\/ \______\/ \_\/ \_____\/ \_\/ \_\/ \_\/ \_\/ \_\/ \_\/ + * + * Copyright (c) 2004 - 2008 Olof Naessén and Per Larsson + * + * + * Per Larsson a.k.a finalman + * Olof Naessén a.k.a jansem/yakslem + * + * Visit: http://guichan.sourceforge.net + * + * License: (BSD) + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * 3. Neither the name of Guichan nor the names of its contributors may + * be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR + * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT + * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, + * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED + * TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR + * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF + * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING + * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS + * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ + +#ifndef GCN_TEXTFIELD_HPP +#define GCN_TEXTFIELD_HPP + +#include "gui/base/keylistener.hpp" +#include "gui/base/mouselistener.hpp" +#include "gui/base/widget.hpp" + +#include <string> + +namespace gcn +{ + /** + * An implementation of a text field where a user can enter a line of text. + */ + class TextField: + public Widget, + public MouseListener, + public KeyListener + { + public: + /** + * Constructor. + */ + TextField(); + + /** + * Constructor. The text field will be automatically resized + * to fit the text. + * + * @param text The default text of the text field. + */ + explicit TextField(const std::string& text); + + A_DELETE_COPY(TextField) + + /** + * Sets the text of the text field. + * + * @param text The text of the text field. + * @see getText + */ + void setText(const std::string& text); + + /** + * Gets the text of the text field. + * + * @return The text of the text field. + * @see setText + */ + const std::string& getText() const; + + /** + * Adjusts the size of the text field to fit the text. + */ + void adjustSize(); + + /** + * Adjusts the height of the text field to fit caption. + */ + void adjustHeight(); + + /** + * Sets the caret position. As there is only one line of text + * in a text field the position is the caret's x coordinate. + * + * @param position The caret position. + * @see getCaretPosition + */ + void setCaretPosition(unsigned int position); + + /** + * Gets the caret position. As there is only one line of text + * in a text field the position is the caret's x coordinate. + * + * @return The caret position. + * @see setCaretPosition + */ + unsigned int getCaretPosition() const; + + + // Inherited from Widget + + virtual void fontChanged(); + + // Inherited from MouseListener + + virtual void mousePressed(MouseEvent& mouseEvent) override; + + virtual void mouseDragged(MouseEvent& mouseEvent) override; + + protected: + /** + * Draws the caret. Overloaded this method if you want to + * change the style of the caret. + * + * @param graphics the Graphics object to draw with. + * @param x the caret's x-position. + */ + virtual void drawCaret(Graphics* graphics, int x); + + /** + * Scrolls the text horizontally so that the caret shows if needed. + * The method is used any time a user types in the text field so the + * caret always will be shown. + */ + void fixScroll(); + + /** + * Holds the text of the text box. + */ + std::string mText; + + /** + * Holds the caret position. + */ + unsigned int mCaretPosition; + + /** + * Holds the amount scrolled in x. If a user types more characters than + * the text field can display, due to the text field being to small, the + * text needs to scroll in order to show the last type character. + */ + int mXScroll; + }; +} // namespace gcn + +#endif // end GCN_TEXTFIELD_HPP |