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Diffstat (limited to 'src/gui/base/widgets/button.hpp')
| -rw-r--r-- | src/gui/base/widgets/button.hpp | 220 |
1 files changed, 220 insertions, 0 deletions
diff --git a/src/gui/base/widgets/button.hpp b/src/gui/base/widgets/button.hpp new file mode 100644 index 000000000..4ae08eb16 --- /dev/null +++ b/src/gui/base/widgets/button.hpp @@ -0,0 +1,220 @@ +/* + * 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_BUTTON_HPP +#define GCN_BUTTON_HPP + +#include <string> + +#include "gui/base/focuslistener.hpp" +#include "gui/base/graphics.hpp" +#include "gui/base/keylistener.hpp" +#include "gui/base/mouseevent.hpp" +#include "gui/base/mouselistener.hpp" +#include "gui/base/widget.hpp" + +namespace gcn +{ + /** + * An implementation of a regular clickable button. A button is capable of + * displaying a caption. + * + * If a button is clicked an action event will be sent to all action listener's + * of the button. + * + * @see ImageButton + */ + class Button : public Widget, + public MouseListener, + public KeyListener, + public FocusListener + { + public: + /** + * Constructor. + */ + Button(); + + /** + * Constructor. The button will be automatically resized + * to fit the caption. + * + * @param caption The caption of the button. + */ + explicit Button(const std::string& caption); + + A_DELETE_COPY(Button) + + /** + * Sets the caption of the button. It's advisable to call + * adjustSize after setting of the caption to adjust the + * button's size to fit the caption. + * + * @param caption The caption of the button. + * @see getCaption, adjustSize + */ + void setCaption(const std::string& caption); + + /** + * Gets the caption of the button. + * + * @return The caption of the button. + */ + const std::string& getCaption() const; + + /** + * Sets the alignment of the caption. The alignment is relative + * to the center of the button. + * + * @param alignment The alignment of the caption. + * @see getAlignment, Graphics + */ + void setAlignment(Graphics::Alignment alignment); + + /** + * Gets the alignment of the caption. + * + * @return The alignment of the caption. + * @see setAlignment, Graphics + */ + Graphics::Alignment getAlignment() const; + + /** + * Sets the spacing between the border of the button and its caption. + * + * @param spacing The default value for spacing is 4 and can be changed + * using this method. + * @see getSpacing + */ + void setSpacing(unsigned int spacing); + + /** + * Gets the spacing between the border of the button and its caption. + * + * @return spacing. + * @see setSpacing + */ + unsigned int getSpacing() const; + + /** + * Adjusts the button's size to fit the caption. + */ + void adjustSize(); + + + // Inherited from FocusListener + + virtual void focusLost(const Event& event); + + // Inherited from MouseListener + + virtual void mousePressed(MouseEvent& mouseEvent) override; + + virtual void mouseEntered(MouseEvent& mouseEvent) override; + + virtual void mouseExited(MouseEvent& mouseEvent) override; + + virtual void mouseDragged(MouseEvent& mouseEvent) override; + + protected: + /** + * Checks if the button is pressed. Convenient method to use + * when overloading the draw method of the button. + * + * @return True if the button is pressed, false otherwise. + */ + bool isPressed() const; + + /** + * Holds the caption of the button. + */ + std::string mCaption; + + /** + * True if the mouse is ontop of the button, false otherwise. + */ + bool mHasMouse; + + /** + * True if a key has been pressed, false otherwise. + */ + bool mKeyPressed; + + /** + * True if a mouse has been pressed, false otherwise. + */ + bool mMousePressed; + + /** + * Holds the alignment of the caption. + */ + Graphics::Alignment mAlignment; + + /** + * Holds the spacing between the border and the caption. + */ + unsigned int mSpacing; + }; +} // namespace gcn + +#endif // end GCN_BUTTON_HPP |