| // 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 FPDFSDK_INCLUDE_FXEDIT_FXET_LIST_H_ |
| #define FPDFSDK_INCLUDE_FXEDIT_FXET_LIST_H_ |
| |
| #include "core/include/fpdfapi/fpdf_parser.h" // For CPDF_Point. |
| #include "fx_edit.h" |
| |
| class IFX_Edit; |
| |
| class CLST_Size { |
| public: |
| CLST_Size() : x(0.0f), y(0.0f) {} |
| |
| CLST_Size(FX_FLOAT other_x, FX_FLOAT other_y) { |
| x = other_x; |
| y = other_y; |
| } |
| |
| void Default() { |
| x = 0.0f; |
| y = 0.0f; |
| } |
| |
| FX_BOOL operator!=(const CLST_Size& size) const { |
| return FXSYS_memcmp(this, &size, sizeof(CLST_Size)) != 0; |
| } |
| |
| FX_FLOAT x, y; |
| }; |
| |
| class CLST_Rect : public CPDF_Rect { |
| public: |
| CLST_Rect() { left = top = right = bottom = 0.0f; } |
| |
| CLST_Rect(FX_FLOAT other_left, |
| FX_FLOAT other_top, |
| FX_FLOAT other_right, |
| FX_FLOAT other_bottom) { |
| left = other_left; |
| top = other_top; |
| right = other_right; |
| bottom = other_bottom; |
| } |
| |
| CLST_Rect(const CPDF_Rect& rect) { |
| left = rect.left; |
| top = rect.top; |
| right = rect.right; |
| bottom = rect.bottom; |
| } |
| |
| ~CLST_Rect() {} |
| |
| void Default() { left = top = right = bottom = 0.0f; } |
| |
| const CLST_Rect operator=(const CPDF_Rect& rect) { |
| left = rect.left; |
| top = rect.top; |
| right = rect.right; |
| bottom = rect.bottom; |
| |
| return *this; |
| } |
| |
| FX_BOOL operator==(const CLST_Rect& rect) const { |
| return FXSYS_memcmp(this, &rect, sizeof(CLST_Rect)) == 0; |
| } |
| |
| FX_BOOL operator!=(const CLST_Rect& rect) const { |
| return FXSYS_memcmp(this, &rect, sizeof(CLST_Rect)) != 0; |
| } |
| |
| FX_FLOAT Width() const { return right - left; } |
| |
| FX_FLOAT Height() const { |
| if (top > bottom) |
| return top - bottom; |
| return bottom - top; |
| } |
| |
| CPDF_Point LeftTop() const { return CPDF_Point(left, top); } |
| |
| CPDF_Point RightBottom() const { return CPDF_Point(right, bottom); } |
| |
| const CLST_Rect operator+=(const CPDF_Point& point) { |
| left += point.x; |
| right += point.x; |
| top += point.y; |
| bottom += point.y; |
| |
| return *this; |
| } |
| |
| const CLST_Rect operator-=(const CPDF_Point& point) { |
| left -= point.x; |
| right -= point.x; |
| top -= point.y; |
| bottom -= point.y; |
| |
| return *this; |
| } |
| |
| CLST_Rect operator+(const CPDF_Point& point) const { |
| return CLST_Rect(left + point.x, top + point.y, right + point.x, |
| bottom + point.y); |
| } |
| |
| CLST_Rect operator-(const CPDF_Point& point) const { |
| return CLST_Rect(left - point.x, top - point.y, right - point.x, |
| bottom - point.y); |
| } |
| }; |
| |
| class CFX_ListItem { |
| public: |
| CFX_ListItem(); |
| virtual ~CFX_ListItem(); |
| |
| void SetFontMap(IFX_Edit_FontMap* pFontMap); |
| IFX_Edit_Iterator* GetIterator() const; |
| IFX_Edit* GetEdit() const; |
| |
| public: |
| void SetRect(const CLST_Rect& rect); |
| void SetSelect(FX_BOOL bSelected); |
| void SetCaret(FX_BOOL bCaret); |
| void SetText(const FX_WCHAR* text); |
| void SetFontSize(FX_FLOAT fFontSize); |
| CFX_WideString GetText() const; |
| |
| CLST_Rect GetRect() const; |
| FX_BOOL IsSelected() const; |
| FX_BOOL IsCaret() const; |
| FX_FLOAT GetItemHeight() const; |
| FX_WORD GetFirstChar() const; |
| |
| private: |
| IFX_Edit* m_pEdit; |
| FX_BOOL m_bSelected; |
| FX_BOOL m_bCaret; |
| CLST_Rect m_rcListItem; |
| }; |
| |
| class CFX_ListContainer { |
| public: |
| CFX_ListContainer() |
| : m_rcPlate(0.0f, 0.0f, 0.0f, 0.0f), |
| m_rcContent(0.0f, 0.0f, 0.0f, 0.0f) {} |
| virtual ~CFX_ListContainer() {} |
| virtual void SetPlateRect(const CPDF_Rect& rect) { m_rcPlate = rect; } |
| CPDF_Rect GetPlateRect() const { return m_rcPlate; } |
| void SetContentRect(const CLST_Rect& rect) { m_rcContent = rect; } |
| CLST_Rect GetContentRect() const { return m_rcContent; } |
| CPDF_Point GetBTPoint() const { |
| return CPDF_Point(m_rcPlate.left, m_rcPlate.top); |
| } |
| CPDF_Point GetETPoint() const { |
| return CPDF_Point(m_rcPlate.right, m_rcPlate.bottom); |
| } |
| |
| public: |
| CPDF_Point InnerToOuter(const CPDF_Point& point) const { |
| return CPDF_Point(point.x + GetBTPoint().x, GetBTPoint().y - point.y); |
| } |
| CPDF_Point OuterToInner(const CPDF_Point& point) const { |
| return CPDF_Point(point.x - GetBTPoint().x, GetBTPoint().y - point.y); |
| } |
| CPDF_Rect InnerToOuter(const CLST_Rect& rect) const { |
| CPDF_Point ptLeftTop = InnerToOuter(CPDF_Point(rect.left, rect.top)); |
| CPDF_Point ptRightBottom = |
| InnerToOuter(CPDF_Point(rect.right, rect.bottom)); |
| return CPDF_Rect(ptLeftTop.x, ptRightBottom.y, ptRightBottom.x, |
| ptLeftTop.y); |
| } |
| CLST_Rect OuterToInner(const CPDF_Rect& rect) const { |
| CPDF_Point ptLeftTop = OuterToInner(CPDF_Point(rect.left, rect.top)); |
| CPDF_Point ptRightBottom = |
| OuterToInner(CPDF_Point(rect.right, rect.bottom)); |
| return CLST_Rect(ptLeftTop.x, ptLeftTop.y, ptRightBottom.x, |
| ptRightBottom.y); |
| } |
| |
| private: |
| CPDF_Rect m_rcPlate; |
| CLST_Rect m_rcContent; // positive forever! |
| }; |
| |
| template <class TYPE> |
| class CLST_ArrayTemplate : public CFX_ArrayTemplate<TYPE> { |
| public: |
| FX_BOOL IsEmpty() { return CFX_ArrayTemplate<TYPE>::GetSize() <= 0; } |
| TYPE GetAt(int32_t nIndex) const { |
| if (nIndex >= 0 && nIndex < CFX_ArrayTemplate<TYPE>::GetSize()) |
| return CFX_ArrayTemplate<TYPE>::GetAt(nIndex); |
| return NULL; |
| } |
| void RemoveAt(int32_t nIndex) { |
| if (nIndex >= 0 && nIndex < CFX_ArrayTemplate<TYPE>::GetSize()) |
| CFX_ArrayTemplate<TYPE>::RemoveAt(nIndex); |
| } |
| }; |
| |
| class CFX_List : protected CFX_ListContainer, public IFX_List { |
| public: |
| CFX_List(); |
| virtual ~CFX_List(); |
| |
| public: |
| virtual void SetFontMap(IFX_Edit_FontMap* pFontMap); |
| virtual void SetFontSize(FX_FLOAT fFontSize); |
| |
| virtual CPDF_Rect GetPlateRect() const; |
| virtual CPDF_Rect GetContentRect() const; |
| |
| virtual FX_FLOAT GetFontSize() const; |
| virtual IFX_Edit* GetItemEdit(int32_t nIndex) const; |
| virtual int32_t GetCount() const; |
| virtual FX_BOOL IsItemSelected(int32_t nIndex) const; |
| virtual FX_FLOAT GetFirstHeight() const; |
| |
| virtual void SetMultipleSel(FX_BOOL bMultiple); |
| virtual FX_BOOL IsMultipleSel() const; |
| virtual FX_BOOL IsValid(int32_t nItemIndex) const; |
| virtual int32_t FindNext(int32_t nIndex, FX_WCHAR nChar) const; |
| |
| protected: |
| virtual void Empty(); |
| |
| void AddItem(const FX_WCHAR* str); |
| virtual void ReArrange(int32_t nItemIndex); |
| |
| virtual CPDF_Rect GetItemRect(int32_t nIndex) const; |
| CFX_WideString GetItemText(int32_t nIndex) const; |
| |
| void SetItemSelect(int32_t nItemIndex, FX_BOOL bSelected); |
| void SetItemCaret(int32_t nItemIndex, FX_BOOL bCaret); |
| |
| virtual int32_t GetItemIndex(const CPDF_Point& point) const; |
| int32_t GetFirstSelected() const; |
| int32_t GetLastSelected() const; |
| FX_WCHAR Toupper(FX_WCHAR c) const; |
| |
| private: |
| CLST_ArrayTemplate<CFX_ListItem*> m_aListItems; |
| FX_FLOAT m_fFontSize; |
| IFX_Edit_FontMap* m_pFontMap; |
| FX_BOOL m_bMultiple; |
| }; |
| |
| struct CPLST_Select_Item { |
| CPLST_Select_Item(int32_t other_nItemIndex, int32_t other_nState) { |
| nItemIndex = other_nItemIndex; |
| nState = other_nState; |
| } |
| |
| int32_t nItemIndex; |
| int32_t nState; // 0:normal select -1:to deselect 1: to select |
| }; |
| |
| class CPLST_Select { |
| public: |
| CPLST_Select(); |
| virtual ~CPLST_Select(); |
| |
| public: |
| void Add(int32_t nItemIndex); |
| void Add(int32_t nBeginIndex, int32_t nEndIndex); |
| void Sub(int32_t nItemIndex); |
| void Sub(int32_t nBeginIndex, int32_t nEndIndex); |
| FX_BOOL IsExist(int32_t nItemIndex) const; |
| int32_t Find(int32_t nItemIndex) const; |
| int32_t GetCount() const; |
| int32_t GetItemIndex(int32_t nIndex) const; |
| int32_t GetState(int32_t nIndex) const; |
| void Done(); |
| void DeselectAll(); |
| |
| private: |
| CFX_ArrayTemplate<CPLST_Select_Item*> m_aItems; |
| }; |
| |
| class CFX_ListCtrl : public CFX_List { |
| public: |
| CFX_ListCtrl(); |
| ~CFX_ListCtrl() override; |
| |
| // CFX_List |
| void SetNotify(IFX_List_Notify* pNotify) override; |
| void OnMouseDown(const CPDF_Point& point, |
| FX_BOOL bShift, |
| FX_BOOL bCtrl) override; |
| void OnMouseMove(const CPDF_Point& point, |
| FX_BOOL bShift, |
| FX_BOOL bCtrl) override; |
| void OnVK_UP(FX_BOOL bShift, FX_BOOL bCtrl) override; |
| void OnVK_DOWN(FX_BOOL bShift, FX_BOOL bCtrl) override; |
| void OnVK_LEFT(FX_BOOL bShift, FX_BOOL bCtrl) override; |
| void OnVK_RIGHT(FX_BOOL bShift, FX_BOOL bCtrl) override; |
| void OnVK_HOME(FX_BOOL bShift, FX_BOOL bCtrl) override; |
| void OnVK_END(FX_BOOL bShift, FX_BOOL bCtrl) override; |
| void OnVK(int32_t nItemIndex, FX_BOOL bShift, FX_BOOL bCtrl) override; |
| FX_BOOL OnChar(FX_WORD nChar, FX_BOOL bShift, FX_BOOL bCtrl) override; |
| void SetPlateRect(const CPDF_Rect& rect) override; |
| void SetScrollPos(const CPDF_Point& point) override; |
| void ScrollToListItem(int32_t nItemIndex) override; |
| CPDF_Rect GetItemRect(int32_t nIndex) const override; |
| int32_t GetCaret() const override { return m_nCaretIndex; } |
| int32_t GetSelect() const override { return m_nSelItem; } |
| int32_t GetTopItem() const override; |
| CPDF_Rect GetContentRect() const override; |
| int32_t GetItemIndex(const CPDF_Point& point) const override; |
| void AddString(const FX_WCHAR* string) override; |
| void SetTopItem(int32_t nIndex) override; |
| void Select(int32_t nItemIndex) override; |
| void SetCaret(int32_t nItemIndex) override; |
| void Empty() override; |
| void Cancel() override; |
| CFX_WideString GetText() const override; |
| void ReArrange(int32_t nItemIndex) override; |
| |
| virtual CPDF_Point InToOut(const CPDF_Point& point) const; |
| virtual CPDF_Point OutToIn(const CPDF_Point& point) const; |
| virtual CPDF_Rect InToOut(const CPDF_Rect& rect) const; |
| virtual CPDF_Rect OutToIn(const CPDF_Rect& rect) const; |
| |
| private: |
| void SetMultipleSelect(int32_t nItemIndex, FX_BOOL bSelected); |
| void SetSingleSelect(int32_t nItemIndex); |
| void InvalidateItem(int32_t nItemIndex); |
| void SelectItems(); |
| FX_BOOL IsItemVisible(int32_t nItemIndex) const; |
| void SetScrollInfo(); |
| void SetScrollPosY(FX_FLOAT fy); |
| |
| private: |
| IFX_List_Notify* m_pNotify; |
| FX_BOOL m_bNotifyFlag; |
| CPDF_Point m_ptScrollPos; |
| CPLST_Select m_aSelItems; // for multiple |
| int32_t m_nSelItem; // for single |
| int32_t m_nFootIndex; // for multiple |
| FX_BOOL m_bCtrlSel; // for multiple |
| int32_t m_nCaretIndex; // for multiple |
| }; |
| |
| #endif // FPDFSDK_INCLUDE_FXEDIT_FXET_LIST_H_ |