// 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_IMP_H | |
#define _FWL_LISTBOX_IMP_H | |
#include <memory> | |
class CFWL_WidgetImp; | |
class CFWL_WidgetImpProperties; | |
class CFWL_WidgetImpDelegate; | |
class CFWL_ScrollBarImp; | |
class IFWL_Widget; | |
class CFWL_ListBoxImp; | |
class CFWL_ListBoxImpDelegate; | |
class CFWL_ListBoxImp : public CFWL_WidgetImp { | |
public: | |
CFWL_ListBoxImp(const CFWL_WidgetImpProperties& properties, | |
IFWL_Widget* pOuter); | |
~CFWL_ListBoxImp(); | |
virtual FWL_ERR GetClassName(CFX_WideString& wsClass) const; | |
virtual FX_DWORD GetClassID() const; | |
virtual FWL_ERR Initialize(); | |
virtual FWL_ERR Finalize(); | |
virtual FWL_ERR GetWidgetRect(CFX_RectF& rect, FX_BOOL bAutoSize = FALSE); | |
virtual FWL_ERR Update(); | |
virtual FX_DWORD HitTest(FX_FLOAT fx, FX_FLOAT fy); | |
virtual FWL_ERR DrawWidget(CFX_Graphics* pGraphics, | |
const CFX_Matrix* pMatrix = NULL); | |
virtual FWL_ERR SetThemeProvider(IFWL_ThemeProvider* pThemeProvider); | |
virtual int32_t CountSelItems(); | |
virtual FWL_HLISTITEM GetSelItem(int32_t nIndexSel); | |
virtual int32_t GetSelIndex(int32_t nIndex); | |
virtual FWL_ERR SetSelItem(FWL_HLISTITEM hItem, FX_BOOL bSelect = TRUE); | |
virtual FWL_ERR GetItemText(FWL_HLISTITEM hItem, CFX_WideString& wsText); | |
virtual FWL_ERR GetScrollPos(FX_FLOAT& fPos, FX_BOOL bVert = TRUE); | |
virtual FWL_ERR* Sort(IFWL_ListBoxCompare* pCom); | |
protected: | |
FWL_HLISTITEM GetItem(FWL_HLISTITEM hItem, FX_DWORD dwKeyCode); | |
void SetSelection(FWL_HLISTITEM hStart, | |
FWL_HLISTITEM hEnd, | |
FX_BOOL bSelected); | |
void SetSelectionDirect(FWL_HLISTITEM hItem, FX_BOOL bSelect); | |
FX_BOOL IsItemSelected(FWL_HLISTITEM hItem); | |
void ClearSelection(); | |
void SelectAll(); | |
FWL_HLISTITEM GetFocusedItem(); | |
void SetFocusItem(FWL_HLISTITEM hItem); | |
FWL_HLISTITEM GetItemAtPoint(FX_FLOAT fx, FX_FLOAT fy); | |
FX_BOOL GetItemCheckRect(FWL_HLISTITEM hItem, CFX_RectF& rtCheck); | |
FX_BOOL SetItemChecked(FWL_HLISTITEM hItem, FX_BOOL bChecked); | |
FX_BOOL GetItemChecked(FWL_HLISTITEM hItem); | |
FX_BOOL ScrollToVisible(FWL_HLISTITEM hItem); | |
void DrawBkground(CFX_Graphics* pGraphics, | |
IFWL_ThemeProvider* pTheme, | |
const CFX_Matrix* pMatrix = NULL); | |
void DrawItems(CFX_Graphics* pGraphics, | |
IFWL_ThemeProvider* pTheme, | |
const CFX_Matrix* pMatrix = NULL); | |
void DrawItem(CFX_Graphics* pGraphics, | |
IFWL_ThemeProvider* pTheme, | |
FWL_HLISTITEM hItem, | |
int32_t Index, | |
const CFX_RectF& rtItem, | |
const CFX_Matrix* pMatrix = NULL); | |
void DrawStatic(CFX_Graphics* pGraphics, IFWL_ThemeProvider* pTheme); | |
CFX_SizeF CalcSize(FX_BOOL bAutoSize = FALSE); | |
void GetItemSize(CFX_SizeF& size, | |
FWL_HLISTITEM hItem, | |
FX_FLOAT fWidth, | |
FX_FLOAT fHeight, | |
FX_BOOL bAutoSize = FALSE); | |
FX_FLOAT GetMaxTextWidth(); | |
FX_FLOAT GetScrollWidth(); | |
FX_FLOAT GetItemHeigt(); | |
void InitScrollBar(FX_BOOL bVert = TRUE); | |
void SortItem(); | |
FX_BOOL IsShowScrollBar(FX_BOOL bVert); | |
void ProcessSelChanged(); | |
protected: | |
CFX_RectF m_rtClient; | |
CFX_RectF m_rtStatic; | |
CFX_RectF m_rtConent; | |
std::unique_ptr<IFWL_ScrollBar> m_pHorzScrollBar; | |
std::unique_ptr<IFWL_ScrollBar> m_pVertScrollBar; | |
FX_DWORD m_dwTTOStyles; | |
int32_t m_iTTOAligns; | |
FWL_HLISTITEM m_hAnchor; | |
FX_FLOAT m_fItemHeight; | |
FX_FLOAT m_fScorllBarWidth; | |
FX_BOOL m_bLButtonDown; | |
IFWL_ThemeProvider* m_pScrollBarTP; | |
friend class CFWL_ListBoxImpDelegate; | |
}; | |
class CFWL_ListBoxImpDelegate : public CFWL_WidgetImpDelegate { | |
public: | |
CFWL_ListBoxImpDelegate(CFWL_ListBoxImp* pOwner); | |
int32_t OnProcessMessage(CFWL_Message* pMessage) override; | |
FWL_ERR OnProcessEvent(CFWL_Event* pEvent) override; | |
FWL_ERR OnDrawWidget(CFX_Graphics* pGraphics, | |
const CFX_Matrix* pMatrix = NULL) override; | |
protected: | |
void OnFocusChanged(CFWL_Message* pMsg, FX_BOOL bSet = TRUE); | |
void OnLButtonDown(CFWL_MsgMouse* pMsg); | |
void OnLButtonUp(CFWL_MsgMouse* pMsg); | |
void OnMouseWheel(CFWL_MsgMouseWheel* pMsg); | |
void OnKeyDown(CFWL_MsgKey* pMsg); | |
void OnVK(FWL_HLISTITEM hItem, FX_BOOL bShift, FX_BOOL bCtrl); | |
FX_BOOL OnScroll(IFWL_ScrollBar* pScrollBar, FX_DWORD dwCode, FX_FLOAT fPos); | |
void DispatchSelChangedEv(); | |
CFWL_ListBoxImp* m_pOwner; | |
}; | |
#endif |