xfa/fwl/basewidget/fwl_listboximp.h - Issue 2432423002: Merge the CFWL_*Imp classes into the IFWL_* classes.

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Issue 2432423002: Merge the CFWL_*Imp classes into the IFWL_* classes. (Closed)

Patch Set: Review feedback Created 4 years, 2 months ago

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1 // Copyright 2014 PDFium Authors. All rights reserved.

2 // Use of this source code is governed by a BSD-style license that can be

3 // found in the LICENSE file.

4

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

6

7 #ifndef XFA_FWL_BASEWIDGET_FWL_LISTBOXIMP_H_

8 #define XFA_FWL_BASEWIDGET_FWL_LISTBOXIMP_H_

9

10 #include <memory>

11

12 #include "xfa/fwl/basewidget/ifwl_combobox.h"

13 #include "xfa/fwl/basewidget/ifwl_edit.h"

14 #include "xfa/fwl/basewidget/ifwl_listbox.h"

15 #include "xfa/fwl/basewidget/ifwl_scrollbar.h"

16 #include "xfa/fwl/core/fwl_widgetimp.h"

17

18 class CFWL_ListBoxImpDelegate;

19 class CFWL_MsgKillFocus;

20 class CFWL_MsgMouse;

21 class CFWL_MsgMouseWheel;

22

23 class CFWL_ListBoxImp : public CFWL_WidgetImp {

24 public:

25 CFWL_ListBoxImp(const CFWL_WidgetImpProperties& properties,

26 IFWL_Widget* pOuter);

27 ~CFWL_ListBoxImp() override;

28

29 // CFWL_WidgetImp

30 FWL_Error GetClassName(CFX_WideString& wsClass) const override;

31 FWL_Type GetClassID() const override;

32 FWL_Error Initialize() override;

33 FWL_Error Finalize() override;

34 FWL_Error GetWidgetRect(CFX_RectF& rect, FX_BOOL bAutoSize = FALSE) override;

35 FWL_Error Update() override;

36 FWL_WidgetHit HitTest(FX_FLOAT fx, FX_FLOAT fy) override;

37 FWL_Error DrawWidget(CFX_Graphics* pGraphics,

38 const CFX_Matrix* pMatrix = nullptr) override;

39 FWL_Error SetThemeProvider(IFWL_ThemeProvider* pThemeProvider) override;

40

41 int32_t CountSelItems();

42 IFWL_ListItem* GetSelItem(int32_t nIndexSel);

43 int32_t GetSelIndex(int32_t nIndex);

44 FWL_Error SetSelItem(IFWL_ListItem* hItem, FX_BOOL bSelect = TRUE);

45 FWL_Error GetItemText(IFWL_ListItem* hItem, CFX_WideString& wsText);

46 FWL_Error GetScrollPos(FX_FLOAT& fPos, FX_BOOL bVert = TRUE);

47 FWL_Error* Sort(IFWL_ListBoxCompare* pCom);

48

49 protected:

50 friend class CFWL_ListBoxImpDelegate;

51

52 IFWL_ListItem* GetItem(IFWL_ListItem* hItem, uint32_t dwKeyCode);

53 void SetSelection(IFWL_ListItem* hStart,

54 IFWL_ListItem* hEnd,

55 FX_BOOL bSelected);

56 void SetSelectionDirect(IFWL_ListItem* hItem, FX_BOOL bSelect);

57 FX_BOOL IsItemSelected(IFWL_ListItem* hItem);

58 void ClearSelection();

59 void SelectAll();

60 IFWL_ListItem* GetFocusedItem();

61 void SetFocusItem(IFWL_ListItem* hItem);

62 IFWL_ListItem* GetItemAtPoint(FX_FLOAT fx, FX_FLOAT fy);

63 FX_BOOL GetItemCheckRect(IFWL_ListItem* hItem, CFX_RectF& rtCheck);

64 FX_BOOL SetItemChecked(IFWL_ListItem* hItem, FX_BOOL bChecked);

65 FX_BOOL GetItemChecked(IFWL_ListItem* hItem);

66 FX_BOOL ScrollToVisible(IFWL_ListItem* hItem);

67 void DrawBkground(CFX_Graphics* pGraphics,

68 IFWL_ThemeProvider* pTheme,

69 const CFX_Matrix* pMatrix = nullptr);

70 void DrawItems(CFX_Graphics* pGraphics,

71 IFWL_ThemeProvider* pTheme,

72 const CFX_Matrix* pMatrix = nullptr);

73 void DrawItem(CFX_Graphics* pGraphics,

74 IFWL_ThemeProvider* pTheme,

75 IFWL_ListItem* hItem,

76 int32_t Index,

77 const CFX_RectF& rtItem,

78 const CFX_Matrix* pMatrix = nullptr);

79 void DrawStatic(CFX_Graphics* pGraphics, IFWL_ThemeProvider* pTheme);

80 CFX_SizeF CalcSize(FX_BOOL bAutoSize = FALSE);

81 void GetItemSize(CFX_SizeF& size,

82 IFWL_ListItem* hItem,

83 FX_FLOAT fWidth,

84 FX_FLOAT fHeight,

85 FX_BOOL bAutoSize = FALSE);

86 FX_FLOAT GetMaxTextWidth();

87 FX_FLOAT GetScrollWidth();

88 FX_FLOAT GetItemHeigt();

89 void InitScrollBar(FX_BOOL bVert = TRUE);

90 FX_BOOL IsShowScrollBar(FX_BOOL bVert);

91 void ProcessSelChanged();

92

93 CFX_RectF m_rtClient;

94 CFX_RectF m_rtStatic;

95 CFX_RectF m_rtConent;

96 std::unique_ptr<IFWL_ScrollBar> m_pHorzScrollBar;

97 std::unique_ptr<IFWL_ScrollBar> m_pVertScrollBar;

98 uint32_t m_dwTTOStyles;

99 int32_t m_iTTOAligns;

100 IFWL_ListItem* m_hAnchor;

101 FX_FLOAT m_fItemHeight;

102 FX_FLOAT m_fScorllBarWidth;

103 FX_BOOL m_bLButtonDown;

104 IFWL_ThemeProvider* m_pScrollBarTP;

105 };

106 class CFWL_ListBoxImpDelegate : public CFWL_WidgetImpDelegate {

107 public:

108 CFWL_ListBoxImpDelegate(CFWL_ListBoxImp* pOwner);

109 void OnProcessMessage(CFWL_Message* pMessage) override;

110 void OnProcessEvent(CFWL_Event* pEvent) override;

111 void OnDrawWidget(CFX_Graphics* pGraphics,

112 const CFX_Matrix* pMatrix = nullptr) override;

113

114 protected:

115 void OnFocusChanged(CFWL_Message* pMsg, FX_BOOL bSet = TRUE);

116 void OnLButtonDown(CFWL_MsgMouse* pMsg);

117 void OnLButtonUp(CFWL_MsgMouse* pMsg);

118 void OnMouseWheel(CFWL_MsgMouseWheel* pMsg);

119 void OnKeyDown(CFWL_MsgKey* pMsg);

120 void OnVK(IFWL_ListItem* hItem, FX_BOOL bShift, FX_BOOL bCtrl);

121 FX_BOOL OnScroll(IFWL_ScrollBar* pScrollBar, uint32_t dwCode, FX_FLOAT fPos);

122 void DispatchSelChangedEv();

123 CFWL_ListBoxImp* m_pOwner;

124 };

125

126 #endif // XFA_FWL_BASEWIDGET_FWL_LISTBOXIMP_H_

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