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/*!
\file GUIListContainer.h
\brief
*/
#pragma once
/*
* Copyright (C) 2005-2008 Team XBMC
* http://www.xbmc.org
*
* 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, or (at your option)
* 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 XBMC; see the file COPYING. If not, write to
* the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
* http://www.gnu.org/copyleft/gpl.html
*
*/
#include "GUIControl.h"
#include "GUIListItemLayout.h"
#include "boost/shared_ptr.hpp"
#include "utils/Stopwatch.h"
typedef boost::shared_ptr<CGUIListItem> CGUIListItemPtr;
/*!
\ingroup controls
\brief
*/
class CGUIBaseContainer : public CGUIControl
{
public:
CGUIBaseContainer(int parentID, int controlID, float posX, float posY, float width, float height, ORIENTATION orientation, int scrollTime, int preloadItems);
virtual ~CGUIBaseContainer(void);
virtual bool OnAction(const CAction &action);
virtual void OnDown();
virtual void OnUp();
virtual void OnLeft();
virtual void OnRight();
virtual bool OnMouseOver(const CPoint &point);
virtual bool OnMouseClick(int button, const CPoint &point);
virtual bool OnMouseDoubleClick(int button, const CPoint &point);
virtual bool OnMouseWheel(char wheel, const CPoint &point);
virtual bool OnMessage(CGUIMessage& message);
virtual void SetFocus(bool bOnOff);
virtual void AllocResources();
virtual void FreeResources();
virtual void UpdateVisibility(const CGUIListItem *item = NULL);
virtual unsigned int GetRows() const;
virtual bool HasNextPage() const;
virtual bool HasPreviousPage() const;
void SetPageControl(int id);
virtual CStdString GetDescription() const;
virtual void SaveStates(std::vector<CControlState> &states);
virtual int GetSelectedItem() const;
virtual void DoRender(unsigned int currentTime);
void LoadLayout(TiXmlElement *layout);
void LoadContent(TiXmlElement *content);
VIEW_TYPE GetType() const { return m_type; };
const CStdString &GetLabel() const { return m_label; };
void SetType(VIEW_TYPE type, const CStdString &label);
virtual bool IsContainer() const { return true; };
CGUIListItemPtr GetListItem(int offset, unsigned int flag = 0) const;
virtual bool GetCondition(int condition, int data) const;
CStdString GetLabel(int info) const;
void SetStaticContent(const std::vector<CGUIListItemPtr> &items);
#ifdef _DEBUG
virtual void DumpTextureUse();
#endif
protected:
bool OnClick(int actionID);
virtual bool SelectItemFromPoint(const CPoint &point);
virtual void Render();
virtual void RenderItem(float posX, float posY, CGUIListItem *item, bool focused);
virtual void Scroll(int amount);
virtual bool MoveDown(bool wrapAround);
virtual bool MoveUp(bool wrapAround);
virtual void MoveToItem(int item);
virtual void ValidateOffset();
virtual int CorrectOffset(int offset, int cursor) const;
virtual void UpdateLayout(bool refreshAllItems = false);
virtual void SetPageControlRange();
virtual void UpdatePageControl(int offset);
virtual void CalculateLayout();
virtual void SelectItem(int item) {};
virtual void Reset();
virtual unsigned int GetNumItems() const { return m_items.size(); };
virtual int GetCurrentPage() const;
bool InsideLayout(const CGUIListItemLayout *layout, const CPoint &point);
inline float Size() const;
void MoveToRow(int row);
void FreeMemory(int keepStart, int keepEnd);
void GetCurrentLayouts();
CGUIListItemLayout *GetFocusedLayout() const;
int m_offset;
int m_cursor;
float m_analogScrollCount;
unsigned int m_lastHoldTime;
ORIENTATION m_orientation;
int m_itemsPerPage;
std::vector< CGUIListItemPtr > m_items;
typedef std::vector<CGUIListItemPtr> ::iterator iItems;
CGUIListItem *m_lastItem;
int m_pageControl;
unsigned int m_renderTime;
std::vector<CGUIListItemLayout> m_layouts;
std::vector<CGUIListItemLayout> m_focusedLayouts;
CGUIListItemLayout *m_layout;
CGUIListItemLayout *m_focusedLayout;
virtual void ScrollToOffset(int offset);
void UpdateScrollOffset();
unsigned int m_scrollLastTime;
int m_scrollTime;
float m_scrollOffset;
VIEW_TYPE m_type;
CStdString m_label;
bool m_staticContent;
unsigned int m_staticUpdateTime;
std::vector<CGUIListItemPtr> m_staticItems;
bool m_wasReset; // true if we've received a Reset message until we've rendered once. Allows
// us to make sure we don't tell the infomanager that we've been moving when
// the "movement" was simply due to the list being repopulated (thus cursor position
// changing around)
void UpdateScrollByLetter();
void GetCacheOffsets(int &cacheBefore, int &cacheAfter);
bool ScrollingDown() const { return m_scrollSpeed > 0; };
bool ScrollingUp() const { return m_scrollSpeed < 0; };
void OnNextLetter();
void OnPrevLetter();
void OnJumpLetter(char letter);
void OnJumpSMS(int letter);
std::vector< std::pair<int, CStdString> > m_letterOffsets;
private:
int m_cacheItems;
float m_scrollSpeed;
CStopWatch m_scrollTimer;
CStopWatch m_pageChangeTimer;
// letter match searching
CStopWatch m_matchTimer;
CStdString m_match;
static const int letter_match_timeout = 1000;
};
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