/* * The ManaPlus Client * Copyright (C) 2006-2009 The Mana World Development Team * Copyright (C) 2009-2010 The Mana Developers * 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/>. */ #ifndef GUI_WIDGETS_DROPDOWN_H #define GUI_WIDGETS_DROPDOWN_H #include "gui/widgets/basiccontainer.h" #include "listeners/actionlistener.h" #include "listeners/focuslistener.h" #include "listeners/keylistener.h" #include "listeners/mouselistener.h" #include "listeners/selectionlistener.h" #include "localconsts.h" class Image; class ListModel; class PopupList; 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 ActionListener, public BasicContainer, public KeyListener, public MouseListener, public FocusListener, public SelectionListener { 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, ListModel *const listModel, const bool extended = false, const bool modal = false, 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(Graphics *graphics) override final; void drawFrame(Graphics *graphics) override final; // Inherited from KeyListener void keyPressed(KeyEvent& event) override final; // Inherited from MouseListener void mousePressed(MouseEvent& event) override final; void mouseReleased(MouseEvent& event) override final; void mouseDragged(MouseEvent& event) override final; void mouseWheelMovedUp(MouseEvent& event) override final; void mouseWheelMovedDown(MouseEvent& event) override final; void setSelectedString(const std::string &str); std::string getSelectedString() const A_WARN_UNUSED; void valueChanged(const SelectionEvent& event) override final; void updateSelection(); void adjustHeight(); void dropDown(); void foldUp(); void hideDrop(bool event = true); int getSelected() const; void setSelected(int selected); void setListModel(ListModel *const listModel); ListModel *getListModel(); void addSelectionListener(SelectionListener* listener); void removeSelectionListener(SelectionListener* selectionListener); Rect getChildrenArea() override; void action(const ActionEvent &actionEvent) override; void distributeValueChangedEvent(); protected: /** * Draws the button with the little down arrow. * * @param graphics a Graphics object to draw with. */ void drawButton(Graphics *graphics); PopupList *mPopup; Color mShadowColor; Color mHighlightColor; int mPadding; int mImagePadding; int mSpacing; 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