| // 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 XFA_FWL_BASEWIDGET_FWL_LISTBOXIMP_H_ |
| #define XFA_FWL_BASEWIDGET_FWL_LISTBOXIMP_H_ |
| |
| #include <memory> |
| |
| #include "xfa/fwl/basewidget/ifwl_combobox.h" |
| #include "xfa/fwl/basewidget/ifwl_edit.h" |
| #include "xfa/fwl/basewidget/ifwl_listbox.h" |
| #include "xfa/fwl/basewidget/ifwl_scrollbar.h" |
| #include "xfa/fwl/core/fwl_widgetimp.h" |
| |
| class CFWL_ListBoxImpDelegate; |
| class CFWL_MsgKillFocus; |
| class CFWL_MsgMouse; |
| class CFWL_MsgMouseWheel; |
| |
| class CFWL_ListBoxImp : public CFWL_WidgetImp { |
| public: |
| CFWL_ListBoxImp(const CFWL_WidgetImpProperties& properties, |
| IFWL_Widget* pOuter); |
| ~CFWL_ListBoxImp() override; |
| |
| // CFWL_WidgetImp |
| FWL_Error GetClassName(CFX_WideString& wsClass) const override; |
| FWL_Type GetClassID() const override; |
| FWL_Error Initialize() override; |
| FWL_Error Finalize() override; |
| FWL_Error GetWidgetRect(CFX_RectF& rect, FX_BOOL bAutoSize = FALSE) override; |
| FWL_Error Update() override; |
| FWL_WidgetHit HitTest(FX_FLOAT fx, FX_FLOAT fy) override; |
| FWL_Error DrawWidget(CFX_Graphics* pGraphics, |
| const CFX_Matrix* pMatrix = nullptr) override; |
| FWL_Error SetThemeProvider(IFWL_ThemeProvider* pThemeProvider) override; |
| |
| int32_t CountSelItems(); |
| IFWL_ListItem* GetSelItem(int32_t nIndexSel); |
| int32_t GetSelIndex(int32_t nIndex); |
| FWL_Error SetSelItem(IFWL_ListItem* hItem, FX_BOOL bSelect = TRUE); |
| FWL_Error GetItemText(IFWL_ListItem* hItem, CFX_WideString& wsText); |
| FWL_Error GetScrollPos(FX_FLOAT& fPos, FX_BOOL bVert = TRUE); |
| FWL_Error* Sort(IFWL_ListBoxCompare* pCom); |
| |
| protected: |
| friend class CFWL_ListBoxImpDelegate; |
| |
| IFWL_ListItem* GetItem(IFWL_ListItem* hItem, uint32_t dwKeyCode); |
| void SetSelection(IFWL_ListItem* hStart, |
| IFWL_ListItem* hEnd, |
| FX_BOOL bSelected); |
| void SetSelectionDirect(IFWL_ListItem* hItem, FX_BOOL bSelect); |
| FX_BOOL IsItemSelected(IFWL_ListItem* hItem); |
| void ClearSelection(); |
| void SelectAll(); |
| IFWL_ListItem* GetFocusedItem(); |
| void SetFocusItem(IFWL_ListItem* hItem); |
| IFWL_ListItem* GetItemAtPoint(FX_FLOAT fx, FX_FLOAT fy); |
| FX_BOOL GetItemCheckRect(IFWL_ListItem* hItem, CFX_RectF& rtCheck); |
| FX_BOOL SetItemChecked(IFWL_ListItem* hItem, FX_BOOL bChecked); |
| FX_BOOL GetItemChecked(IFWL_ListItem* hItem); |
| FX_BOOL ScrollToVisible(IFWL_ListItem* 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, |
| IFWL_ListItem* 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, |
| IFWL_ListItem* 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); |
| FX_BOOL IsShowScrollBar(FX_BOOL bVert); |
| void ProcessSelChanged(); |
| |
| 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; |
| uint32_t m_dwTTOStyles; |
| int32_t m_iTTOAligns; |
| IFWL_ListItem* m_hAnchor; |
| FX_FLOAT m_fItemHeight; |
| FX_FLOAT m_fScorllBarWidth; |
| FX_BOOL m_bLButtonDown; |
| IFWL_ThemeProvider* m_pScrollBarTP; |
| }; |
| class CFWL_ListBoxImpDelegate : public CFWL_WidgetImpDelegate { |
| public: |
| CFWL_ListBoxImpDelegate(CFWL_ListBoxImp* pOwner); |
| void OnProcessMessage(CFWL_Message* pMessage) override; |
| void OnProcessEvent(CFWL_Event* pEvent) override; |
| void 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(IFWL_ListItem* hItem, FX_BOOL bShift, FX_BOOL bCtrl); |
| FX_BOOL OnScroll(IFWL_ScrollBar* pScrollBar, uint32_t dwCode, FX_FLOAT fPos); |
| void DispatchSelChangedEv(); |
| CFWL_ListBoxImp* m_pOwner; |
| }; |
| |
| #endif // XFA_FWL_BASEWIDGET_FWL_LISTBOXIMP_H_ |