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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_INCLUDE_FWL_BASEWIDGET_FWL_LISTBOX_H_ | |
8 #define XFA_INCLUDE_FWL_BASEWIDGET_FWL_LISTBOX_H_ | |
9 | |
10 #include "xfa/include/fwl/core/fwl_note.h" | |
11 #include "xfa/include/fwl/core/fwl_widget.h" | |
12 | |
13 class IFWL_ListBoxDP; | |
14 | |
15 #define FWL_CLASS_ListBox L"FWL_LISTBOX" | |
16 #define FWL_CLASSHASH_ListBox 1777358317 | |
17 #define FWL_STYLEEXT_LTB_MultiSelection (1L << 0) | |
18 #define FWL_STYLEEXT_LTB_Sort (1L << 1) | |
19 #define FWL_STYLEEXT_LTB_ShowScrollBarAlaways (1L << 2) | |
20 #define FWL_STYLEEXT_LTB_MultiColumn (1L << 3) | |
21 #define FWL_STYLEEXT_LTB_LeftAlign (0L << 4) | |
22 #define FWL_STYLEEXT_LTB_CenterAlign (1L << 4) | |
23 #define FWL_STYLEEXT_LTB_RightAlign (2L << 4) | |
24 #define FWL_STYLEEXT_LTB_MultiLine (1L << 6) | |
25 #define FWL_STYLEEXT_LTB_OwnerDraw (1L << 7) | |
26 #define FWL_STYLEEXT_LTB_Icon (1L << 8) | |
27 #define FWL_STYLEEXT_LTB_Check (1L << 9) | |
28 #define FWL_STYLEEXT_LTB_AlignMask (3L << 4) | |
29 #define FWL_STYLEEXT_LTB_ShowScrollBarFocus (1L << 10) | |
30 #define FWL_ITEMSTATE_LTB_Selected (1L << 0) | |
31 #define FWL_ITEMSTATE_LTB_Focused (1L << 1) | |
32 #define FWL_ITEMSTATE_LTB_Checked (1L << 2) | |
33 #define FWL_PART_LTB_Border 1 | |
34 #define FWL_PART_LTB_Edge 2 | |
35 #define FWL_PART_LTB_Background 3 | |
36 #define FWL_PART_LTB_ListItem 4 | |
37 #define FWL_PART_LTB_Check 5 | |
38 #define FWL_PART_LTB_Icon 6 | |
39 #define FWL_PARTSTATE_LTB_Normal (0L << 0) | |
40 #define FWL_PARTSTATE_LTB_Selected (1L << 0) | |
41 #define FWL_PARTSTATE_LTB_Disabled (2L << 0) | |
42 #define FWL_PARTSTATE_LTB_Focused (1L << 2) | |
43 #define FWL_PARTSTATE_LTB_UnChecked (0L << 3) | |
44 #define FWL_PARTSTATE_LTB_Checked (1L << 3) | |
45 #define FWL_PARTSTATE_LTB_Mask (3L << 0) | |
46 #define FWL_WGTHITTEST_LTB_Item FWL_WGTHITTEST_MAX + 1 | |
47 #define FWL_WGTHITTEST_LTB_HScrollBar FWL_WGTHITTEST_MAX + 2 | |
48 #define FWL_WGTHITTEST_LTB_VScrollBar FWL_WGTHITTEST_MAX + 3 | |
49 #define FWL_EVT_LTB_SelChanged L"FWL_EVENT_LTB_SelChanged" | |
50 #define FWL_EVT_LTB_DrawItem L"FWL_EVENT_LTB_DrawItem" | |
51 #define FWL_EVTHASH_LTB_SelChanged 1701781688 | |
52 #define FWL_EVTHASH_LTB_DrawItem 1050853991 | |
53 | |
54 BEGIN_FWL_EVENT_DEF(CFWL_EvtLtbSelChanged, FWL_EVTHASH_LTB_SelChanged) | |
55 CFX_Int32Array iarraySels; | |
56 END_FWL_EVENT_DEF | |
57 | |
58 BEGIN_FWL_EVENT_DEF(CFWL_EvtLtbDrawItem, FWL_EVTHASH_LTB_DrawItem) | |
59 CFX_Graphics* m_pGraphics; | |
60 CFX_Matrix m_matrix; | |
61 int32_t m_index; | |
62 CFX_RectF m_rect; | |
63 END_FWL_EVENT_DEF | |
64 | |
65 typedef struct FWL_HLISTITEM_ { void* pData; } * FWL_HLISTITEM; | |
66 struct FWL_ListBoxItemData { | |
67 IFWL_ListBoxDP* pDataProvider; | |
68 int32_t iIndex; | |
69 }; | |
70 | |
71 class IFWL_ListBoxDP : public IFWL_DataProvider { | |
72 public: | |
73 virtual int32_t CountItems(IFWL_Widget* pWidget) = 0; | |
74 virtual FWL_HLISTITEM GetItem(IFWL_Widget* pWidget, int32_t nIndex) = 0; | |
75 virtual int32_t GetItemIndex(IFWL_Widget* pWidget, FWL_HLISTITEM hItem) = 0; | |
76 virtual FX_BOOL SetItemIndex(IFWL_Widget* pWidget, | |
77 FWL_HLISTITEM hItem, | |
78 int32_t nIndex) = 0; | |
79 virtual FX_DWORD GetItemStyles(IFWL_Widget* pWidget, FWL_HLISTITEM hItem) = 0; | |
80 virtual FWL_ERR GetItemText(IFWL_Widget* pWidget, | |
81 FWL_HLISTITEM hItem, | |
82 CFX_WideString& wsText) = 0; | |
83 virtual FWL_ERR GetItemRect(IFWL_Widget* pWidget, | |
84 FWL_HLISTITEM hItem, | |
85 CFX_RectF& rtItem) = 0; | |
86 virtual void* GetItemData(IFWL_Widget* pWidget, FWL_HLISTITEM hItem) = 0; | |
87 virtual FWL_ERR SetItemStyles(IFWL_Widget* pWidget, | |
88 FWL_HLISTITEM hItem, | |
89 FX_DWORD dwStyle) = 0; | |
90 virtual FWL_ERR SetItemText(IFWL_Widget* pWidget, | |
91 FWL_HLISTITEM hItem, | |
92 const FX_WCHAR* pszText) = 0; | |
93 virtual FWL_ERR SetItemRect(IFWL_Widget* pWidget, | |
94 FWL_HLISTITEM hItem, | |
95 const CFX_RectF& rtItem) = 0; | |
96 virtual FX_FLOAT GetItemHeight(IFWL_Widget* pWidget) = 0; | |
97 virtual CFX_DIBitmap* GetItemIcon(IFWL_Widget* pWidget, | |
98 FWL_HLISTITEM hItem) = 0; | |
99 virtual FWL_ERR GetItemCheckRect(IFWL_Widget* pWidget, | |
100 FWL_HLISTITEM hItem, | |
101 CFX_RectF& rtCheck) = 0; | |
102 virtual FWL_ERR SetItemCheckRect(IFWL_Widget* pWidget, | |
103 FWL_HLISTITEM hItem, | |
104 const CFX_RectF& rtCheck) = 0; | |
105 virtual FX_DWORD GetItemCheckState(IFWL_Widget* pWidget, | |
106 FWL_HLISTITEM hItem) = 0; | |
107 virtual FWL_ERR SetItemCheckState(IFWL_Widget* pWidget, | |
108 FWL_HLISTITEM hItem, | |
109 FX_DWORD dwCheckState) = 0; | |
110 }; | |
111 class IFWL_ListBoxCompare { | |
112 public: | |
113 virtual ~IFWL_ListBoxCompare() {} | |
114 virtual int32_t Compare(FWL_HLISTITEM hLeft, FWL_HLISTITEM hRight) = 0; | |
115 }; | |
116 class IFWL_ListBox : public IFWL_Widget { | |
117 public: | |
118 static IFWL_ListBox* Create(const CFWL_WidgetImpProperties& properties, | |
119 IFWL_Widget* pOuter); | |
120 static IFWL_ListBox* CreateComboList( | |
121 const CFWL_WidgetImpProperties& properties, | |
122 IFWL_Widget* pOuter); | |
123 | |
124 int32_t CountSelItems(); | |
125 FWL_HLISTITEM GetSelItem(int32_t nIndexSel); | |
126 int32_t GetSelIndex(int32_t nIndex); | |
127 FWL_ERR SetSelItem(FWL_HLISTITEM hItem, FX_BOOL bSelect = TRUE); | |
128 FWL_ERR GetItemText(FWL_HLISTITEM hItem, CFX_WideString& wsText); | |
129 FWL_ERR GetScrollPos(FX_FLOAT& fPos, FX_BOOL bVert = TRUE); | |
130 FWL_ERR* Sort(IFWL_ListBoxCompare* pCom); | |
131 | |
132 protected: | |
133 IFWL_ListBox(); | |
134 }; | |
135 | |
136 #endif // XFA_INCLUDE_FWL_BASEWIDGET_FWL_LISTBOX_H_ | |
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