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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_CORE_CFWL_WIDGET_H_ | |
| 8 #define XFA_FWL_CORE_CFWL_WIDGET_H_ | |
| 9 #include <memory> | |
| 10 | |
| 11 #include "core/fxcrt/fx_coordinates.h" | |
| 12 #include "core/fxcrt/fx_system.h" | |
| 13 #include "xfa/fwl/core/cfwl_event.h" | |
| 14 #include "xfa/fwl/core/cfwl_themepart.h" | |
| 15 #include "xfa/fwl/core/cfwl_widgetmgr.h" | |
| 16 #include "xfa/fwl/core/fwl_widgethit.h" | |
| 17 #include "xfa/fwl/core/ifwl_widgetdelegate.h" | |
| 18 #include "xfa/fwl/theme/cfwl_widgettp.h" | |
| 19 | |
| 20 enum class FWL_Type { | |
| 21 Unknown = 0, | |
| 22 | |
| 23 Barcode, | |
| 24 Caret, | |
| 25 CheckBox, | |
| 26 ComboBox, | |
| 27 DateTimePicker, | |
| 28 Edit, | |
| 29 Form, | |
| 30 FormProxy, | |
| 31 ListBox, | |
| 32 MonthCalendar, | |
| 33 PictureBox, | |
| 34 PushButton, | |
| 35 ScrollBar, | |
| 36 SpinButton, | |
| 37 ToolTip | |
| 38 }; | |
| 39 | |
| 40 class CFWL_App; | |
| 41 class CFWL_AppImp; | |
| 42 class CFWL_MsgKey; | |
| 43 class CFWL_Widget; | |
| 44 class CFWL_WidgetMgr; | |
| 45 class CFWL_WidgetProperties; | |
| 46 class IFWL_ThemeProvider; | |
| 47 | |
| 48 class CFWL_Widget : public IFWL_WidgetDelegate { | |
| 49 public: | |
| 50 ~CFWL_Widget() override; | |
| 51 | |
| 52 virtual FWL_Type GetClassID() const = 0; | |
| 53 virtual bool IsInstance(const CFX_WideStringC& wsClass) const; | |
| 54 virtual CFX_RectF GetAutosizedWidgetRect(); | |
| 55 virtual CFX_RectF GetWidgetRect(); | |
| 56 virtual void GetClientRect(CFX_RectF& rect); | |
| 57 virtual void ModifyStylesEx(uint32_t dwStylesExAdded, | |
| 58 uint32_t dwStylesExRemoved); | |
| 59 virtual void SetStates(uint32_t dwStates); | |
| 60 virtual void RemoveStates(uint32_t dwStates); | |
| 61 virtual void Update() = 0; | |
| 62 virtual FWL_WidgetHit HitTest(FX_FLOAT fx, FX_FLOAT fy); | |
| 63 virtual void DrawWidget(CFX_Graphics* pGraphics, | |
| 64 const CFX_Matrix* pMatrix) = 0; | |
| 65 virtual void SetThemeProvider(IFWL_ThemeProvider* pThemeProvider); | |
| 66 | |
| 67 // IFWL_WidgetDelegate. | |
| 68 void OnProcessMessage(CFWL_Message* pMessage) override; | |
| 69 void OnProcessEvent(CFWL_Event* pEvent) override; | |
| 70 void OnDrawWidget(CFX_Graphics* pGraphics, | |
| 71 const CFX_Matrix* pMatrix) override; | |
| 72 | |
| 73 void InflateWidgetRect(CFX_RectF& rect); | |
| 74 void SetWidgetRect(const CFX_RectF& rect); | |
| 75 | |
| 76 void SetParent(CFWL_Widget* pParent); | |
| 77 | |
| 78 CFWL_Widget* GetOwner() { return m_pWidgetMgr->GetOwnerWidget(this); } | |
| 79 CFWL_Widget* GetOuter() const { return m_pOuter; } | |
| 80 | |
| 81 uint32_t GetStyles() const; | |
| 82 void ModifyStyles(uint32_t dwStylesAdded, uint32_t dwStylesRemoved); | |
| 83 uint32_t GetStylesEx() const; | |
| 84 uint32_t GetStates() const; | |
| 85 | |
| 86 void LockUpdate() { m_iLock++; } | |
| 87 void UnlockUpdate() { | |
| 88 if (IsLocked()) | |
| 89 m_iLock--; | |
| 90 } | |
| 91 | |
| 92 void TransformTo(CFWL_Widget* pWidget, FX_FLOAT& fx, FX_FLOAT& fy); | |
| 93 void GetMatrix(CFX_Matrix& matrix, bool bGlobal); | |
| 94 IFWL_ThemeProvider* GetThemeProvider() const; | |
| 95 | |
| 96 void SetDelegate(IFWL_WidgetDelegate* delegate) { m_pDelegate = delegate; } | |
| 97 IFWL_WidgetDelegate* GetDelegate() { | |
| 98 return m_pDelegate ? m_pDelegate : this; | |
| 99 } | |
| 100 const IFWL_WidgetDelegate* GetDelegate() const { | |
| 101 return m_pDelegate ? m_pDelegate : this; | |
| 102 } | |
| 103 | |
| 104 const CFWL_App* GetOwnerApp() const { return m_pOwnerApp; } | |
| 105 uint32_t GetEventKey() const { return m_nEventKey; } | |
| 106 void SetEventKey(uint32_t key) { m_nEventKey = key; } | |
| 107 | |
| 108 void* GetLayoutItem() const { return m_pLayoutItem; } | |
| 109 void SetLayoutItem(void* pItem) { m_pLayoutItem = pItem; } | |
| 110 | |
| 111 void SetFocus(bool bFocus); | |
| 112 void Repaint(const CFX_RectF* pRect); | |
| 113 | |
| 114 protected: | |
| 115 CFWL_Widget(const CFWL_App* app, | |
| 116 std::unique_ptr<CFWL_WidgetProperties> properties, | |
| 117 CFWL_Widget* pOuter); | |
| 118 | |
| 119 bool IsEnabled() const; | |
| 120 bool IsActive() const; | |
| 121 bool IsLocked() const { return m_iLock > 0; } | |
| 122 bool HasBorder() const; | |
| 123 bool HasEdge() const; | |
| 124 void GetEdgeRect(CFX_RectF& rtEdge); | |
| 125 FX_FLOAT GetBorderSize(bool bCX); | |
| 126 FX_FLOAT GetEdgeWidth(); | |
| 127 void GetRelativeRect(CFX_RectF& rect); | |
| 128 void* GetThemeCapacity(CFWL_WidgetCapacity dwCapacity); | |
| 129 IFWL_ThemeProvider* GetAvailableTheme(); | |
| 130 CFX_SizeF CalcTextSize(const CFX_WideString& wsText, | |
| 131 IFWL_ThemeProvider* pTheme, | |
| 132 bool bMultiLine); | |
| 133 void CalcTextRect(const CFX_WideString& wsText, | |
| 134 IFWL_ThemeProvider* pTheme, | |
| 135 uint32_t dwTTOStyles, | |
| 136 int32_t iTTOAlign, | |
| 137 CFX_RectF& rect); | |
| 138 void SetGrab(bool bSet); | |
| 139 void GetPopupPos(FX_FLOAT fMinHeight, | |
| 140 FX_FLOAT fMaxHeight, | |
| 141 const CFX_RectF& rtAnchor, | |
| 142 CFX_RectF& rtPopup); | |
| 143 void RegisterEventTarget(CFWL_Widget* pEventSource); | |
| 144 void UnregisterEventTarget(); | |
| 145 void DispatchEvent(CFWL_Event* pEvent); | |
| 146 void DrawBorder(CFX_Graphics* pGraphics, | |
| 147 CFWL_Part iPartBorder, | |
| 148 IFWL_ThemeProvider* pTheme, | |
| 149 const CFX_Matrix* pMatrix); | |
| 150 void DrawEdge(CFX_Graphics* pGraphics, | |
| 151 CFWL_Part iPartEdge, | |
| 152 IFWL_ThemeProvider* pTheme, | |
| 153 const CFX_Matrix* pMatrix); | |
| 154 | |
| 155 const CFWL_App* const m_pOwnerApp; | |
| 156 CFWL_WidgetMgr* const m_pWidgetMgr; | |
| 157 std::unique_ptr<CFWL_WidgetProperties> m_pProperties; | |
| 158 CFWL_Widget* m_pOuter; | |
| 159 int32_t m_iLock; | |
| 160 | |
| 161 private: | |
| 162 CFWL_Widget* GetParent() { return m_pWidgetMgr->GetParentWidget(this); } | |
| 163 CFX_SizeF GetOffsetFromParent(CFWL_Widget* pParent); | |
| 164 | |
| 165 bool IsVisible() const; | |
| 166 bool IsOverLapper() const; | |
| 167 bool IsPopup() const; | |
| 168 bool IsChild() const; | |
| 169 bool IsOffscreen() const; | |
| 170 CFWL_Widget* GetRootOuter(); | |
| 171 bool GetPopupPosMenu(FX_FLOAT fMinHeight, | |
| 172 FX_FLOAT fMaxHeight, | |
| 173 const CFX_RectF& rtAnchor, | |
| 174 CFX_RectF& rtPopup); | |
| 175 bool GetPopupPosComboBox(FX_FLOAT fMinHeight, | |
| 176 FX_FLOAT fMaxHeight, | |
| 177 const CFX_RectF& rtAnchor, | |
| 178 CFX_RectF& rtPopup); | |
| 179 bool GetPopupPosGeneral(FX_FLOAT fMinHeight, | |
| 180 FX_FLOAT fMaxHeight, | |
| 181 const CFX_RectF& rtAnchor, | |
| 182 CFX_RectF& rtPopup); | |
| 183 bool GetScreenSize(FX_FLOAT& fx, FX_FLOAT& fy); | |
| 184 void DrawBackground(CFX_Graphics* pGraphics, | |
| 185 CFWL_Part iPartBk, | |
| 186 IFWL_ThemeProvider* pTheme, | |
| 187 const CFX_Matrix* pMatrix); | |
| 188 void NotifyDriver(); | |
| 189 bool IsParent(CFWL_Widget* pParent); | |
| 190 | |
| 191 void* m_pLayoutItem; | |
| 192 uint32_t m_nEventKey; | |
| 193 IFWL_WidgetDelegate* m_pDelegate; // Not owned. | |
| 194 }; | |
| 195 | |
| 196 #endif // XFA_FWL_CORE_CFWL_WIDGET_H_ | |
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Chromium Code Reviews
Issue 2559173002:
Move xfa/fwl/core to xfa/fwl. (Closed)
