xfa/include/fwl/lightwidget/listbox.h

// Copyright 2014 PDFium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com

#ifndef _FWL_LISTBOX_LIGHT_H
#define _FWL_LISTBOX_LIGHT_H
class CFWL_Widget;
class CFWL_WidgetProperties;
class IFWL_ListBoxDP;
class CFWL_ListBox;
class CFWL_ListItem;
class CFWL_ListBox : public CFWL_Widget
{
public:
    static CFWL_ListBox* Create();
    FWL_ERR		Initialize(const CFWL_WidgetProperties *pProperties = NULL);
    FWL_ERR		AddDIBitmap(CFX_DIBitmap * pDIB, FWL_HLISTITEM hItem);
    FWL_HLISTITEM	AddString(const CFX_WideStringC& wsAdd, FX_BOOL bSelect = FALSE);
    FX_BOOL		DeleteString(FWL_HLISTITEM hItem);
    FX_BOOL		DeleteAll();
    int32_t	CountSelItems();
    FWL_HLISTITEM	GetSelItem(int32_t nIndexSel);
    int32_t	GetSelIndex(int32_t nIndex);
    FWL_ERR		SetSelItem(FWL_HLISTITEM hItem, FX_BOOL bSelect = TRUE);
    FWL_ERR		GetItemText(FWL_HLISTITEM hItem, CFX_WideString &wsText);
    FWL_ERR		GetScrollPos(FX_FLOAT &fPos, FX_BOOL bVert = TRUE);
    FWL_ERR		SetItemHeight(FX_FLOAT fItemHeight);
    FWL_HLISTITEM	GetFocusItem();
    FWL_ERR		SetFocusItem(FWL_HLISTITEM hItem);
    FWL_ERR*	Sort(IFWL_ListBoxCompare *pCom);
    int32_t	CountItems();
    FWL_HLISTITEM	GetItem(int32_t nIndex);
    FWL_ERR		SetItemString(FWL_HLISTITEM hItem, const CFX_WideStringC& wsText);
    FWL_ERR		GetItemString(FWL_HLISTITEM hItem, CFX_WideString &wsText);
    FWL_ERR		SetItemData(FWL_HLISTITEM hItem, void* pData);
    void*	GetItemData(FWL_HLISTITEM hItem);
    FWL_HLISTITEM	GetItemAtPoint(FX_FLOAT fx, FX_FLOAT fy);
    FX_DWORD		GetItemStates(FWL_HLISTITEM hItem);
    CFWL_ListBox();
    virtual ~CFWL_ListBox();
protected:
    class CFWL_ListBoxDP : public IFWL_ListBoxDP
    {
    public:
        CFWL_ListBoxDP();
        ~CFWL_ListBoxDP();
        virtual FWL_ERR GetCaption(IFWL_Widget *pWidget, CFX_WideString &wsCaption);

        virtual	int32_t		CountItems(IFWL_Widget *pWidget);
        virtual	FWL_HLISTITEM	GetItem(IFWL_Widget *pWidget, int32_t nIndex);
        virtual	int32_t		GetItemIndex(IFWL_Widget *pWidget, FWL_HLISTITEM hItem);
        virtual FX_BOOL			SetItemIndex(IFWL_Widget *pWidget, FWL_HLISTITEM hItem, int32_t nIndex);

        virtual	FX_DWORD		GetItemStyles(IFWL_Widget *pWidget, FWL_HLISTITEM hItem);
        virtual	FWL_ERR			GetItemText(IFWL_Widget *pWidget, FWL_HLISTITEM hItem, CFX_WideString &wsText);
        virtual FWL_ERR			GetItemRect(IFWL_Widget *pWidget, FWL_HLISTITEM hItem, CFX_RectF &rtItem);
        virtual void*		GetItemData(IFWL_Widget *pWidget, FWL_HLISTITEM hItem);

        virtual	FWL_ERR			SetItemStyles(IFWL_Widget *pWidget, FWL_HLISTITEM hItem, FX_DWORD dwStyle);
        virtual FWL_ERR			SetItemText(IFWL_Widget *pWidget, FWL_HLISTITEM hItem, const FX_WCHAR* pszText);
        virtual FWL_ERR			SetItemRect(IFWL_Widget *pWidget, FWL_HLISTITEM hItem, const CFX_RectF &rtItem);
        virtual FX_FLOAT		GetItemHeight(IFWL_Widget *pWidget);
        virtual CFX_DIBitmap*	GetItemIcon(IFWL_Widget *pWidget, FWL_HLISTITEM hItem);
        virtual FWL_ERR			GetItemCheckRect(IFWL_Widget *pWidget, FWL_HLISTITEM hItem, CFX_RectF& rtCheck);
        virtual FWL_ERR			SetItemCheckRect(IFWL_Widget *pWidget, FWL_HLISTITEM hItem, const CFX_RectF& rtCheck);
        virtual	FX_DWORD		GetItemCheckState(IFWL_Widget *pWidget, FWL_HLISTITEM hItem);
        virtual	FWL_ERR			SetItemCheckState(IFWL_Widget *pWidget, FWL_HLISTITEM hItem, FX_DWORD dwCheckState);

        CFX_PtrArray	m_arrItem;
        CFX_WideString	m_wsData;
        FX_FLOAT		m_fItemHeight;
    };
    CFWL_ListBoxDP m_ListBoxDP;
};
class CFWL_ListItem
{
public:
    CFWL_ListItem()
    {
        m_rtItem.Reset();
        m_dwStates = 0;
        m_wsText = L"";
        m_pDIB = NULL;
        m_pData = NULL;
        m_dwCheckState = 0;
        m_rtCheckBox.Reset();
    }
    CFX_RectF		m_rtItem;
    FX_DWORD		m_dwStates;
    CFX_WideString	m_wsText;
    CFX_DIBitmap	*m_pDIB;
    void*		m_pData;
    FX_DWORD		m_dwCheckState;
    CFX_RectF		m_rtCheckBox;
};
#endif