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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 FPDFSDK_FXEDIT_INCLUDE_FXET_LIST_H_ | |
8 #define FPDFSDK_FXEDIT_INCLUDE_FXET_LIST_H_ | |
9 | |
10 #include "core/fxcrt/fx_coordinates.h" | |
11 #include "fpdfsdk/fxedit/include/fx_edit.h" | |
12 | |
13 class CFX_Edit; | |
14 class CFX_Edit_Iterator; | |
15 class CPWL_List_Notify; | |
16 | |
17 class CLST_Rect : public CFX_FloatRect { | |
18 public: | |
19 CLST_Rect() { left = top = right = bottom = 0.0f; } | |
20 | |
21 CLST_Rect(FX_FLOAT other_left, | |
22 FX_FLOAT other_top, | |
23 FX_FLOAT other_right, | |
24 FX_FLOAT other_bottom) { | |
25 left = other_left; | |
26 top = other_top; | |
27 right = other_right; | |
28 bottom = other_bottom; | |
29 } | |
30 | |
31 explicit CLST_Rect(const CFX_FloatRect& rect) { | |
32 left = rect.left; | |
33 top = rect.top; | |
34 right = rect.right; | |
35 bottom = rect.bottom; | |
36 } | |
37 | |
38 ~CLST_Rect() {} | |
39 | |
40 void Default() { left = top = right = bottom = 0.0f; } | |
41 | |
42 const CLST_Rect operator=(const CFX_FloatRect& rect) { | |
43 left = rect.left; | |
44 top = rect.top; | |
45 right = rect.right; | |
46 bottom = rect.bottom; | |
47 | |
48 return *this; | |
49 } | |
50 | |
51 bool operator==(const CLST_Rect& rect) const { | |
52 return FXSYS_memcmp(this, &rect, sizeof(CLST_Rect)) == 0; | |
53 } | |
54 | |
55 bool operator!=(const CLST_Rect& rect) const { return !(*this == rect); } | |
56 | |
57 FX_FLOAT Width() const { return right - left; } | |
58 | |
59 FX_FLOAT Height() const { | |
60 if (top > bottom) | |
61 return top - bottom; | |
62 return bottom - top; | |
63 } | |
64 | |
65 CFX_FloatPoint LeftTop() const { return CFX_FloatPoint(left, top); } | |
66 | |
67 CFX_FloatPoint RightBottom() const { return CFX_FloatPoint(right, bottom); } | |
68 | |
69 const CLST_Rect operator+=(const CFX_FloatPoint& point) { | |
70 left += point.x; | |
71 right += point.x; | |
72 top += point.y; | |
73 bottom += point.y; | |
74 | |
75 return *this; | |
76 } | |
77 | |
78 const CLST_Rect operator-=(const CFX_FloatPoint& point) { | |
79 left -= point.x; | |
80 right -= point.x; | |
81 top -= point.y; | |
82 bottom -= point.y; | |
83 | |
84 return *this; | |
85 } | |
86 | |
87 CLST_Rect operator+(const CFX_FloatPoint& point) const { | |
88 return CLST_Rect(left + point.x, top + point.y, right + point.x, | |
89 bottom + point.y); | |
90 } | |
91 | |
92 CLST_Rect operator-(const CFX_FloatPoint& point) const { | |
93 return CLST_Rect(left - point.x, top - point.y, right - point.x, | |
94 bottom - point.y); | |
95 } | |
96 }; | |
97 | |
98 class CFX_ListItem final { | |
99 public: | |
100 CFX_ListItem(); | |
101 ~CFX_ListItem(); | |
102 | |
103 void SetFontMap(IPVT_FontMap* pFontMap); | |
104 CFX_Edit* GetEdit() const; | |
105 | |
106 void SetRect(const CLST_Rect& rect); | |
107 void SetSelect(FX_BOOL bSelected); | |
108 void SetText(const CFX_WideString& text); | |
109 void SetFontSize(FX_FLOAT fFontSize); | |
110 CFX_WideString GetText() const; | |
111 | |
112 CLST_Rect GetRect() const; | |
113 FX_BOOL IsSelected() const; | |
114 FX_FLOAT GetItemHeight() const; | |
115 uint16_t GetFirstChar() const; | |
116 | |
117 private: | |
118 CFX_Edit_Iterator* GetIterator() const; | |
119 | |
120 std::unique_ptr<CFX_Edit> m_pEdit; | |
121 FX_BOOL m_bSelected; | |
122 CLST_Rect m_rcListItem; | |
123 }; | |
124 | |
125 class CFX_ListContainer { | |
126 public: | |
127 CFX_ListContainer(); | |
128 virtual ~CFX_ListContainer(); | |
129 | |
130 virtual void SetPlateRect(const CFX_FloatRect& rect); | |
131 | |
132 CFX_FloatRect GetPlateRect() const { return m_rcPlate; } | |
133 void SetContentRect(const CLST_Rect& rect) { m_rcContent = rect; } | |
134 CLST_Rect GetContentRect() const { return m_rcContent; } | |
135 CFX_FloatPoint GetBTPoint() const { | |
136 return CFX_FloatPoint(m_rcPlate.left, m_rcPlate.top); | |
137 } | |
138 CFX_FloatPoint GetETPoint() const { | |
139 return CFX_FloatPoint(m_rcPlate.right, m_rcPlate.bottom); | |
140 } | |
141 | |
142 public: | |
143 CFX_FloatPoint InnerToOuter(const CFX_FloatPoint& point) const { | |
144 return CFX_FloatPoint(point.x + GetBTPoint().x, GetBTPoint().y - point.y); | |
145 } | |
146 CFX_FloatPoint OuterToInner(const CFX_FloatPoint& point) const { | |
147 return CFX_FloatPoint(point.x - GetBTPoint().x, GetBTPoint().y - point.y); | |
148 } | |
149 CFX_FloatRect InnerToOuter(const CLST_Rect& rect) const { | |
150 CFX_FloatPoint ptLeftTop = | |
151 InnerToOuter(CFX_FloatPoint(rect.left, rect.top)); | |
152 CFX_FloatPoint ptRightBottom = | |
153 InnerToOuter(CFX_FloatPoint(rect.right, rect.bottom)); | |
154 return CFX_FloatRect(ptLeftTop.x, ptRightBottom.y, ptRightBottom.x, | |
155 ptLeftTop.y); | |
156 } | |
157 CLST_Rect OuterToInner(const CFX_FloatRect& rect) const { | |
158 CFX_FloatPoint ptLeftTop = | |
159 OuterToInner(CFX_FloatPoint(rect.left, rect.top)); | |
160 CFX_FloatPoint ptRightBottom = | |
161 OuterToInner(CFX_FloatPoint(rect.right, rect.bottom)); | |
162 return CLST_Rect(ptLeftTop.x, ptLeftTop.y, ptRightBottom.x, | |
163 ptRightBottom.y); | |
164 } | |
165 | |
166 private: | |
167 CFX_FloatRect m_rcPlate; | |
168 CLST_Rect m_rcContent; // positive forever! | |
169 }; | |
170 | |
171 template <class TYPE> | |
172 class CLST_ArrayTemplate : public CFX_ArrayTemplate<TYPE> { | |
173 public: | |
174 FX_BOOL IsEmpty() { return CFX_ArrayTemplate<TYPE>::GetSize() <= 0; } | |
175 TYPE GetAt(int32_t nIndex) const { | |
176 if (nIndex >= 0 && nIndex < CFX_ArrayTemplate<TYPE>::GetSize()) | |
177 return CFX_ArrayTemplate<TYPE>::GetAt(nIndex); | |
178 return nullptr; | |
179 } | |
180 void RemoveAt(int32_t nIndex) { | |
181 if (nIndex >= 0 && nIndex < CFX_ArrayTemplate<TYPE>::GetSize()) | |
182 CFX_ArrayTemplate<TYPE>::RemoveAt(nIndex); | |
183 } | |
184 }; | |
185 | |
186 struct CPLST_Select_Item { | |
187 CPLST_Select_Item(int32_t other_nItemIndex, int32_t other_nState) { | |
188 nItemIndex = other_nItemIndex; | |
189 nState = other_nState; | |
190 } | |
191 | |
192 int32_t nItemIndex; | |
193 int32_t nState; // 0:normal select -1:to deselect 1: to select | |
194 }; | |
195 | |
196 class CPLST_Select { | |
197 public: | |
198 CPLST_Select(); | |
199 virtual ~CPLST_Select(); | |
200 | |
201 public: | |
202 void Add(int32_t nItemIndex); | |
203 void Add(int32_t nBeginIndex, int32_t nEndIndex); | |
204 void Sub(int32_t nItemIndex); | |
205 void Sub(int32_t nBeginIndex, int32_t nEndIndex); | |
206 FX_BOOL IsExist(int32_t nItemIndex) const; | |
207 int32_t Find(int32_t nItemIndex) const; | |
208 int32_t GetCount() const; | |
209 int32_t GetItemIndex(int32_t nIndex) const; | |
210 int32_t GetState(int32_t nIndex) const; | |
211 void Done(); | |
212 void DeselectAll(); | |
213 | |
214 private: | |
215 CFX_ArrayTemplate<CPLST_Select_Item*> m_aItems; | |
216 }; | |
217 | |
218 class CFX_ListCtrl : protected CFX_ListContainer { | |
219 public: | |
220 CFX_ListCtrl(); | |
221 ~CFX_ListCtrl() override; | |
222 | |
223 // CFX_ListContainer | |
224 void SetPlateRect(const CFX_FloatRect& rect) override; | |
225 | |
226 void SetNotify(CPWL_List_Notify* pNotify); | |
227 void OnMouseDown(const CFX_FloatPoint& point, FX_BOOL bShift, FX_BOOL bCtrl); | |
228 void OnMouseMove(const CFX_FloatPoint& point, FX_BOOL bShift, FX_BOOL bCtrl); | |
229 void OnVK_UP(FX_BOOL bShift, FX_BOOL bCtrl); | |
230 void OnVK_DOWN(FX_BOOL bShift, FX_BOOL bCtrl); | |
231 void OnVK_LEFT(FX_BOOL bShift, FX_BOOL bCtrl); | |
232 void OnVK_RIGHT(FX_BOOL bShift, FX_BOOL bCtrl); | |
233 void OnVK_HOME(FX_BOOL bShift, FX_BOOL bCtrl); | |
234 void OnVK_END(FX_BOOL bShift, FX_BOOL bCtrl); | |
235 void OnVK(int32_t nItemIndex, FX_BOOL bShift, FX_BOOL bCtrl); | |
236 FX_BOOL OnChar(uint16_t nChar, FX_BOOL bShift, FX_BOOL bCtrl); | |
237 | |
238 void SetScrollPos(const CFX_FloatPoint& point); | |
239 void ScrollToListItem(int32_t nItemIndex); | |
240 CFX_FloatRect GetItemRect(int32_t nIndex) const; | |
241 int32_t GetCaret() const; | |
242 int32_t GetSelect() const; | |
243 int32_t GetTopItem() const; | |
244 CFX_FloatRect GetContentRect() const; | |
245 int32_t GetItemIndex(const CFX_FloatPoint& point) const; | |
246 void AddString(const CFX_WideString& str); | |
247 void SetTopItem(int32_t nIndex); | |
248 void Select(int32_t nItemIndex); | |
249 void SetCaret(int32_t nItemIndex); | |
250 void Empty(); | |
251 void Cancel(); | |
252 CFX_WideString GetText() const; | |
253 | |
254 void SetFontMap(IPVT_FontMap* pFontMap); | |
255 void SetFontSize(FX_FLOAT fFontSize); | |
256 CFX_FloatRect GetPlateRect() const; | |
257 FX_FLOAT GetFontSize() const; | |
258 CFX_Edit* GetItemEdit(int32_t nIndex) const; | |
259 int32_t GetCount() const; | |
260 FX_BOOL IsItemSelected(int32_t nIndex) const; | |
261 FX_FLOAT GetFirstHeight() const; | |
262 void SetMultipleSel(FX_BOOL bMultiple); | |
263 FX_BOOL IsMultipleSel() const; | |
264 FX_BOOL IsValid(int32_t nItemIndex) const; | |
265 int32_t FindNext(int32_t nIndex, FX_WCHAR nChar) const; | |
266 int32_t GetFirstSelected() const; | |
267 | |
268 CFX_FloatPoint InToOut(const CFX_FloatPoint& point) const; | |
269 CFX_FloatPoint OutToIn(const CFX_FloatPoint& point) const; | |
270 CFX_FloatRect InToOut(const CFX_FloatRect& rect) const; | |
271 CFX_FloatRect OutToIn(const CFX_FloatRect& rect) const; | |
272 | |
273 private: | |
274 void ReArrange(int32_t nItemIndex); | |
275 CFX_FloatRect GetItemRectInternal(int32_t nIndex) const; | |
276 CFX_FloatRect GetContentRectInternal() const; | |
277 void SetMultipleSelect(int32_t nItemIndex, FX_BOOL bSelected); | |
278 void SetSingleSelect(int32_t nItemIndex); | |
279 void InvalidateItem(int32_t nItemIndex); | |
280 void SelectItems(); | |
281 FX_BOOL IsItemVisible(int32_t nItemIndex) const; | |
282 void SetScrollInfo(); | |
283 void SetScrollPosY(FX_FLOAT fy); | |
284 void AddItem(const CFX_WideString& str); | |
285 CFX_WideString GetItemText(int32_t nIndex) const; | |
286 void SetItemSelect(int32_t nItemIndex, FX_BOOL bSelected); | |
287 int32_t GetLastSelected() const; | |
288 FX_WCHAR Toupper(FX_WCHAR c) const; | |
289 | |
290 CPWL_List_Notify* m_pNotify; | |
291 FX_BOOL m_bNotifyFlag; | |
292 CFX_FloatPoint m_ptScrollPos; | |
293 CPLST_Select m_aSelItems; // for multiple | |
294 int32_t m_nSelItem; // for single | |
295 int32_t m_nFootIndex; // for multiple | |
296 FX_BOOL m_bCtrlSel; // for multiple | |
297 int32_t m_nCaretIndex; // for multiple | |
298 CLST_ArrayTemplate<CFX_ListItem*> m_aListItems; | |
299 FX_FLOAT m_fFontSize; | |
300 IPVT_FontMap* m_pFontMap; | |
301 FX_BOOL m_bMultiple; | |
302 }; | |
303 | |
304 #endif // FPDFSDK_FXEDIT_INCLUDE_FXET_LIST_H_ | |
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