// Copyright 2014 PDFium Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
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#ifndef XFA_FWL_BASEWIDGET_IFWL_LISTBOX_H_
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#define XFA_FWL_BASEWIDGET_IFWL_LISTBOX_H_
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#include "xfa/fwl/core/ifwl_widget.h"
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#include "xfa/fwl/core/ifwl_dataprovider.h"
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#include "xfa/fwl/core/cfwl_event.h"
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#include "xfa/fwl/core/cfwl_widgetimpproperties.h"
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#define FWL_CLASS_ListBox L"FWL_LISTBOX"
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#define FWL_STYLEEXT_LTB_MultiSelection (1L << 0)
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#define FWL_STYLEEXT_LTB_ShowScrollBarAlaways (1L << 2)
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#define FWL_STYLEEXT_LTB_MultiColumn (1L << 3)
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#define FWL_STYLEEXT_LTB_LeftAlign (0L << 4)
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#define FWL_STYLEEXT_LTB_CenterAlign (1L << 4)
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#define FWL_STYLEEXT_LTB_RightAlign (2L << 4)
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#define FWL_STYLEEXT_LTB_MultiLine (1L << 6)
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#define FWL_STYLEEXT_LTB_OwnerDraw (1L << 7)
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#define FWL_STYLEEXT_LTB_Icon (1L << 8)
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#define FWL_STYLEEXT_LTB_Check (1L << 9)
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#define FWL_STYLEEXT_LTB_AlignMask (3L << 4)
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#define FWL_STYLEEXT_LTB_ShowScrollBarFocus (1L << 10)
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#define FWL_ITEMSTATE_LTB_Selected (1L << 0)
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#define FWL_ITEMSTATE_LTB_Focused (1L << 1)
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#define FWL_ITEMSTATE_LTB_Checked (1L << 2)
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class CFX_DIBitmap;
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FWL_EVENT_DEF(CFWL_EvtLtbSelChanged,
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CFWL_EventType::SelectChanged,
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CFX_Int32Array iarraySels;)
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FWL_EVENT_DEF(CFWL_EvtLtbDrawItem,
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CFWL_EventType::DrawItem,
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CFX_Graphics* m_pGraphics;
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CFX_Matrix m_matrix;
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int32_t m_index;
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CFX_RectF m_rect;)
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class IFWL_ListItem {};
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class IFWL_ListBoxDP : public IFWL_DataProvider {
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public:
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virtual int32_t CountItems(IFWL_Widget* pWidget) = 0;
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virtual IFWL_ListItem* GetItem(IFWL_Widget* pWidget, int32_t nIndex) = 0;
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virtual int32_t GetItemIndex(IFWL_Widget* pWidget, IFWL_ListItem* pItem) = 0;
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virtual FX_BOOL SetItemIndex(IFWL_Widget* pWidget,
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IFWL_ListItem* pItem,
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int32_t nIndex) = 0;
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virtual uint32_t GetItemStyles(IFWL_Widget* pWidget,
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IFWL_ListItem* pItem) = 0;
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virtual FWL_Error GetItemText(IFWL_Widget* pWidget,
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IFWL_ListItem* pItem,
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CFX_WideString& wsText) = 0;
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virtual FWL_Error GetItemRect(IFWL_Widget* pWidget,
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IFWL_ListItem* pItem,
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CFX_RectF& rtItem) = 0;
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virtual void* GetItemData(IFWL_Widget* pWidget, IFWL_ListItem* pItem) = 0;
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virtual FWL_Error SetItemStyles(IFWL_Widget* pWidget,
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IFWL_ListItem* pItem,
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uint32_t dwStyle) = 0;
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virtual FWL_Error SetItemText(IFWL_Widget* pWidget,
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IFWL_ListItem* pItem,
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const FX_WCHAR* pszText) = 0;
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virtual FWL_Error SetItemRect(IFWL_Widget* pWidget,
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IFWL_ListItem* pItem,
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const CFX_RectF& rtItem) = 0;
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virtual FX_FLOAT GetItemHeight(IFWL_Widget* pWidget) = 0;
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virtual CFX_DIBitmap* GetItemIcon(IFWL_Widget* pWidget,
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IFWL_ListItem* pItem) = 0;
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virtual FWL_Error GetItemCheckRect(IFWL_Widget* pWidget,
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IFWL_ListItem* pItem,
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CFX_RectF& rtCheck) = 0;
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virtual FWL_Error SetItemCheckRect(IFWL_Widget* pWidget,
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IFWL_ListItem* pItem,
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const CFX_RectF& rtCheck) = 0;
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virtual uint32_t GetItemCheckState(IFWL_Widget* pWidget,
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IFWL_ListItem* pItem) = 0;
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virtual FWL_Error SetItemCheckState(IFWL_Widget* pWidget,
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IFWL_ListItem* pItem,
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uint32_t dwCheckState) = 0;
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};
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class IFWL_ListBoxCompare {
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public:
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virtual ~IFWL_ListBoxCompare() {}
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virtual int32_t Compare(IFWL_ListItem* hLeft, IFWL_ListItem* hRight) = 0;
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};
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class IFWL_ListBox : public IFWL_Widget {
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public:
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static IFWL_ListBox* Create(const CFWL_WidgetImpProperties& properties,
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IFWL_Widget* pOuter);
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static IFWL_ListBox* CreateComboList(
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const CFWL_WidgetImpProperties& properties,
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IFWL_Widget* pOuter);
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int32_t CountSelItems();
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IFWL_ListItem* GetSelItem(int32_t nIndexSel);
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int32_t GetSelIndex(int32_t nIndex);
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FWL_Error SetSelItem(IFWL_ListItem* pItem, FX_BOOL bSelect = TRUE);
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FWL_Error GetItemText(IFWL_ListItem* pItem, CFX_WideString& wsText);
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FWL_Error GetScrollPos(FX_FLOAT& fPos, FX_BOOL bVert = TRUE);
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protected:
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IFWL_ListBox();
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};
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#endif // XFA_FWL_BASEWIDGET_IFWL_LISTBOX_H_
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