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 _FWL_COMBOBOX_H 8 #define _FWL_COMBOBOX_H 9 class CFWL_WidgetImpProperties; 10 class IFWL_Widget; 11 class IFWL_ListBox; 12 class IFWL_ComboBoxDP; 13 class IFWL_ComboBox; 14 #define FWL_CLASS_ComboBox L"FWL_COMBOBOX" 15 #define FWL_CLASSHASH_ComboBox 602353697 16 #define FWL_STYLEEXT_CMB_DropList (0L << 0) 17 #define FWL_STYLEEXT_CMB_DropDown (1L << 0) 18 #define FWL_STYLEEXT_CMB_Sort (1L << 1) 19 #define FWL_STYLEEXT_CMB_ListDrag (1L << 2) 20 #define FWL_STYLEEXT_CMB_OwnerDraw (1L << 3) 21 #define FWL_STYLEEXT_CMB_EditHNear (0L << 4) 22 #define FWL_STYLEEXT_CMB_EditHCenter (1L << 4) 23 #define FWL_STYLEEXT_CMB_EditHFar (2L << 4) 24 #define FWL_STYLEEXT_CMB_EditVNear (0L << 6) 25 #define FWL_STYLEEXT_CMB_EditVCenter (1L << 6) 26 #define FWL_STYLEEXT_CMB_EditVFar (2L << 6) 27 #define FWL_STYLEEXT_CMB_EditJustified (1L << 8) 28 #define FWL_STYLEEXT_CMB_EditDistributed (2L << 8) 29 #define FWL_STYLEEXT_CMB_EditHAlignMask (3L << 4) 30 #define FWL_STYLEEXT_CMB_EditVAlignMask (3L << 6) 31 #define FWL_STYLEEXT_CMB_EditHAlignModeMask (3L << 8) 32 #define FWL_STYLEEXT_CMB_ListItemLeftAlign (0L << 10) 33 #define FWL_STYLEEXT_CMB_ListItemCenterAlign (1L << 10) 34 #define FWL_STYLEEXT_CMB_ListItemRightAlign (2L << 10) 35 #define FWL_STYLEEXT_CMB_ListItemText (0L << 12) 36 #define FWL_STYLEEXT_CMB_ListItemIconText (1L << 12) 37 #define FWL_STYLEEXT_CMB_ListItemAlignMask (3L << 12) 38 #define FWL_STYLEEXT_CMB_ReadOnly (1L << 13) 39 #define FWL_PART_CMB_Border 1 40 #define FWL_PART_CMB_Edge 2 41 #define FWL_PART_CMB_Background 3 42 #define FWL_PART_CMB_DropDownButton 4 43 #define FWL_PART_CMB_Caption 5 44 #define FWL_PART_CMB_StretcgHandler 6 45 #define FWL_PARTSTATE_CMB_Normal (0L << 0) 46 #define FWL_PARTSTATE_CMB_Hovered (1L << 0) 47 #define FWL_PARTSTATE_CMB_Pressed (2L << 0) 48 #define FWL_PARTSTATE_CMB_Disabled (3L << 0) 49 #define FWL_PARTSTATE_CMB_Selected (1L << 2) 50 #define FWL_WGTCAPACITY_CMB_ComboFormHandler (FWL_WGTCAPACITY_MAX + 7) 51 enum FWL_CMB_TEXTCHANGED { 52 FWL_CMB_TEXTCHANGED_Insert = 0, 53 FWL_CMB_TEXTCHANGED_Delete, 54 FWL_CMB_TEXTCHANGED_Replace, 55 }; 56 #define FWL_EVT_CMB_DropDown L"FWL_EVENT_CMB_PreDropDown" 57 #define FWL_EVT_CMB_PostDropDown L"FWL_EVENT_CMB_PostDropDown" 58 #define FWL_EVT_CMB_CloseUp L"FWL_EVENT_CMB_CloseUp" 59 #define FWL_EVT_CMB_EditChanged L"FWL_EVENT_CMB_EditChanged" 60 #define FWL_EVT_CMB_SelChanged L"FWL_EVENT_CMB_SelChanged" 61 #define FWL_EVT_CMB_HoverChanged L"FWL_EVENT_CMB_HoverChanged" 62 #define FWL_EVT_CMB_DrawItem L"FWL_EVENT_CMB_DrawItem" 63 #define FWL_EVTHASH_CMB_PreDropDown 1357646798 64 #define FWL_EVTHASH_CMB_PostDropDown 3677010285 65 #define FWL_EVTHASH_CMB_CloseUp 2871271190 66 #define FWL_EVTHASH_CMB_EditChanged 1527034762 67 #define FWL_EVTHASH_CMB_SelChanged 2923227784 68 #define FWL_EVTHASH_CMB_HoverChanged 944325448 69 #define FWL_EVTHASH_CMB_DrawItem 917354551 70 BEGIN_FWL_EVENT_DEF(CFWL_EvtCmbPreDropDown, FWL_EVTHASH_CMB_PreDropDown) 71 END_FWL_EVENT_DEF 72 BEGIN_FWL_EVENT_DEF(CFWL_EvtCmbPostDropDown, FWL_EVTHASH_CMB_PostDropDown) 73 END_FWL_EVENT_DEF 74 BEGIN_FWL_EVENT_DEF(CFWL_EvtCmbCloseUp, FWL_EVTHASH_CMB_CloseUp) 75 END_FWL_EVENT_DEF 76 BEGIN_FWL_EVENT_DEF(CFWL_EvtCmbEditChanged, FWL_EVTHASH_CMB_EditChanged) 77 int32_t nChangeType; 78 CFX_WideString wsInsert; 79 CFX_WideString wsDelete; 80 END_FWL_EVENT_DEF 81 BEGIN_FWL_EVENT_DEF(CFWL_EvtCmbSelChanged, FWL_EVTHASH_CMB_SelChanged) 82 CFX_Int32Array iArraySels; 83 FX_BOOL bLButtonUp; 84 END_FWL_EVENT_DEF 85 BEGIN_FWL_EVENT_DEF(CFWL_EvtCmbHoverChanged, FWL_EVTHASH_CMB_HoverChanged) 86 int32_t m_iCurHover; 87 END_FWL_EVENT_DEF 88 BEGIN_FWL_EVENT_DEF(CFWL_EvtCmbDrawItem, FWL_EVTHASH_CMB_DrawItem) 89 CFX_Graphics* m_pGraphics; 90 CFX_Matrix m_matrix; 91 int32_t m_index; 92 CFX_RectF m_rtItem; 93 END_FWL_EVENT_DEF 94 class IFWL_ComboBoxDP : public IFWL_ListBoxDP { 95 public: 96 virtual FX_FLOAT GetListHeight(IFWL_Widget* pWidget) = 0; 97 }; 98 class IFWL_ComboBox : public IFWL_Widget { 99 public: 100 static IFWL_ComboBox* Create(const CFWL_WidgetImpProperties& properties); 101 102 int32_t GetCurSel(); 103 FWL_ERR SetCurSel(int32_t iSel); 104 FWL_ERR SetEditText(const CFX_WideString& wsText); 105 int32_t GetEditTextLength() const; 106 FWL_ERR GetEditText(CFX_WideString& wsText, 107 int32_t nStart = 0, 108 int32_t nCount = -1) const; 109 FWL_ERR SetEditSelRange(int32_t nStart, int32_t nCount = -1); 110 int32_t GetEditSelRange(int32_t nIndex, int32_t& nStart); 111 int32_t GetEditLimit(); 112 FWL_ERR SetEditLimit(int32_t nLimit); 113 FWL_ERR EditDoClipboard(int32_t iCmd); 114 FX_BOOL EditRedo(const CFX_ByteStringC& bsRecord); 115 FX_BOOL EditUndo(const CFX_ByteStringC& bsRecord); 116 IFWL_ListBox* GetListBoxt(); 117 FX_BOOL AfterFocusShowDropList(); 118 FX_ERR OpenDropDownList(FX_BOOL bActivate); 119 FX_BOOL EditCanUndo(); 120 FX_BOOL EditCanRedo(); 121 FX_BOOL EditUndo(); 122 FX_BOOL EditRedo(); 123 FX_BOOL EditCanCopy(); 124 FX_BOOL EditCanCut(); 125 FX_BOOL EditCanSelectAll(); 126 FX_BOOL EditCopy(CFX_WideString& wsCopy); 127 FX_BOOL EditCut(CFX_WideString& wsCut); 128 FX_BOOL EditPaste(const CFX_WideString& wsPaste); 129 FX_BOOL EditSelectAll(); 130 FX_BOOL EditDelete(); 131 FX_BOOL EditDeSelect(); 132 FWL_ERR GetBBox(CFX_RectF& rect); 133 FWL_ERR EditModifyStylesEx(FX_DWORD dwStylesExAdded, 134 FX_DWORD dwStylesExRemoved); 135 136 protected: 137 IFWL_ComboBox(); 138 }; 139 #endif 140