/* * The ManaPlus Client * Copyright (C) 2006-2009 The Mana World Development Team * Copyright (C) 2009-2010 The Mana Developers * Copyright (C) 2011-2013 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/>. */ #ifndef GUI_WIDGETS_DROPDOWN_H #define GUI_WIDGETS_DROPDOWN_H #include "gui/widgets/widget2.h" #include <guichan/actionlistener.hpp> #include <guichan/basiccontainer.hpp> #include <guichan/focushandler.hpp> #include <guichan/focuslistener.hpp> #include <guichan/keylistener.hpp> #include <guichan/listmodel.hpp> #include <guichan/mouselistener.hpp> #include <guichan/selectionlistener.hpp> #include <guichan/widgets/scrollarea.hpp> #include "localconsts.h" class Image; class ImageRect; class ListBox; class PopupList; class ScrollArea; class Skin; /** * A drop down box from which you can select different values. * * A ListModel provides the contents of the drop down. To be able to use * DropDown you must give DropDown an implemented ListModel which represents * your list. */ class DropDown final : public gcn::ActionListener, public gcn::BasicContainer, public gcn::KeyListener, public gcn::MouseListener, public gcn::FocusListener, public gcn::SelectionListener, public Widget2 { public: /** * Contructor. * * @param listModel the ListModel to use. * @param scrollArea the ScrollArea to use. * @param listBox the listBox to use. * @see ListModel, ScrollArea, ListBox. */ DropDown(const Widget2 *const widget, gcn::ListModel *const listModel = nullptr, bool extended = false, bool modal = false, gcn::ActionListener *const listener = nullptr, const std::string &eventId = ""); A_DELETE_COPY(DropDown) ~DropDown(); /** * Update the alpha value to the graphic components. */ void updateAlpha(); void draw(gcn::Graphics *graphics) override; void drawFrame(gcn::Graphics *graphics) override; // Inherited from KeyListener void keyPressed(gcn::KeyEvent& keyEvent) override; // Inherited from MouseListener void mousePressed(gcn::MouseEvent& mouseEvent) override; void mouseReleased(gcn::MouseEvent& mouseEvent) override; void mouseDragged(gcn::MouseEvent& mouseEvent) override; void mouseWheelMovedUp(gcn::MouseEvent& mouseEvent) override; void mouseWheelMovedDown(gcn::MouseEvent& mouseEvent) override; void setSelectedString(const std::string &str); std::string getSelectedString() const A_WARN_UNUSED; void valueChanged(const gcn::SelectionEvent& event) override; void updateSelection(); void adjustHeight(); void dropDown(); void foldUp(); void hideDrop(); int getSelected() const; void setSelected(int selected); void setListModel(gcn::ListModel *const listModel); gcn::ListModel *getListModel(); void addSelectionListener(SelectionListener* listener); void removeSelectionListener(SelectionListener* selectionListener); gcn::Rectangle getChildrenArea() override; void action(const gcn::ActionEvent &actionEvent) override; void distributeValueChangedEvent(); protected: /** * Draws the button with the little down arrow. * * @param graphics a Graphics object to draw with. */ void drawButton(gcn::Graphics *graphics); PopupList *mPopup; gcn::Color mShadowColor; gcn::Color mHighlightColor; int mPadding; int mImagePadding; int mSpacing; gcn::Color mForegroundColor2; int mFoldedUpHeight; typedef std::list<SelectionListener*> SelectionListenerList; SelectionListenerList mSelectionListeners; typedef SelectionListenerList::iterator SelectionListenerIterator; bool mExtended; bool mDroppedDown; bool mPushed; bool mIsDragged; // Add own Images. static int instances; static Image *buttons[2][2]; static ImageRect skinRect; static float mAlpha; static Skin *mSkin; }; #endif // GUI_WIDGETS_DROPDOWN_H