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/*
* The Mana World
* Copyright (C) 2008 The Mana World Development Team
*
* This file is part of The Mana World.
*
* 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, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#ifndef TMW_TABLE_H_
#define TMW_TABLE_H_
#include <vector>
#include <guichan/gui.hpp>
#include <guichan/keylistener.hpp>
#include <guichan/mouselistener.hpp>
#include <guichan/platform.hpp>
#include <guichan/widget.hpp>
#include "table_model.h"
#include "../guichanfwd.h"
class GuiTableActionListener;
/**
* A table, with rows and columns made out of sub-widgets. Largely inspired by
* (and can be thought of as a generalisation of) the guichan listbox
* implementation.
*
* Normally you want this within a ScrollArea.
*
* \ingroup GUI
*/
class GuiTable : public gcn::Widget,
public gcn::MouseListener,
public gcn::KeyListener,
public TableModelListener
{
// so that the action listener can call distributeActionEvent
friend class GuiTableActionListener;
public:
GuiTable(TableModel * initial_model = NULL);
virtual ~GuiTable();
/**
* Retrieves the active table model
*/
TableModel *getModel() const;
/**
* Sets the table model
*
* Note that actions issued by widgets returned from the model will update
* the table selection, but only AFTER any event handlers installed within
* the widget have been triggered. To be notified after such an update,
* add an action listener to the table instead.
*/
void setModel(TableModel *m);
void setSelected(int row, int column);
int getSelectedRow();
int getSelectedColumn();
gcn::Rectangle getChildrenArea();
/**
* Toggle whether to use linewise selection mode, in which the table
* selects an entire line at a time, rather than a single cell.
*
* Note that column information is tracked even in linewise selection
* mode; this mode therefore only affects visualisation.
*
* Disabled by default.
*
* \param linewise: Whether to enable linewise selection mode
*/
void setLinewiseSelection(bool linewise);
// Inherited from Widget
virtual void draw(gcn::Graphics* graphics);
virtual void logic();
virtual gcn::Widget *getWidgetAt(int x, int y);
virtual void moveToTop(gcn::Widget *child);
virtual void moveToBottom(gcn::Widget *child);
virtual void _setFocusHandler(gcn::FocusHandler* focusHandler);
// Inherited from KeyListener
virtual void keyPressed(gcn::KeyEvent& keyEvent);
// Inherited from MouseListener
virtual void mousePressed(gcn::MouseEvent& mouseEvent);
virtual void mouseWheelMovedUp(gcn::MouseEvent& mouseEvent);
virtual void mouseWheelMovedDown(gcn::MouseEvent& mouseEvent);
virtual void mouseDragged(gcn::MouseEvent& mouseEvent);
// Constraints inherited from TableModelListener
virtual void modelUpdated(bool);
protected:
/** Frees all action listeners on inner widgets. */
virtual void uninstallActionListeners();
/** Installs all action listeners on inner widgets. */
virtual void installActionListeners();
virtual int getRowHeight();
virtual int getColumnWidth(int i);
private:
int getRowForY(int y); // -1 on error
int getColumnForX(int x); // -1 on error
void recomputeDimensions();
bool mLinewiseMode;
TableModel *mModel;
int mSelectedRow;
int mSelectedColumn;
/** Number of frames to skip upwards when drawing the selected widget. */
int mPopFramesNr;
/** If someone moves a fresh widget to the top, we must display it. */
gcn::Widget *mTopWidget;
/** Vector for compactness; used as a list in practice. */
std::vector<GuiTableActionListener *> action_listeners;
};
#endif /* !defined(TMW_TABLE_H_) */
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