xref: /aosp_15_r20/external/pdfium/xfa/fxfa/cxfa_ffcombobox.h (revision 3ac0a46f773bac49fa9476ec2b1cf3f8da5ec3a4)
1*3ac0a46fSAndroid Build Coastguard Worker // Copyright 2017 The PDFium Authors
2*3ac0a46fSAndroid Build Coastguard Worker // Use of this source code is governed by a BSD-style license that can be
3*3ac0a46fSAndroid Build Coastguard Worker // found in the LICENSE file.
4*3ac0a46fSAndroid Build Coastguard Worker 
5*3ac0a46fSAndroid Build Coastguard Worker // Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
6*3ac0a46fSAndroid Build Coastguard Worker 
7*3ac0a46fSAndroid Build Coastguard Worker #ifndef XFA_FXFA_CXFA_FFCOMBOBOX_H_
8*3ac0a46fSAndroid Build Coastguard Worker #define XFA_FXFA_CXFA_FFCOMBOBOX_H_
9*3ac0a46fSAndroid Build Coastguard Worker 
10*3ac0a46fSAndroid Build Coastguard Worker #include "v8/include/cppgc/member.h"
11*3ac0a46fSAndroid Build Coastguard Worker #include "xfa/fxfa/cxfa_ffdropdown.h"
12*3ac0a46fSAndroid Build Coastguard Worker 
13*3ac0a46fSAndroid Build Coastguard Worker class CXFA_EventParam;
14*3ac0a46fSAndroid Build Coastguard Worker 
15*3ac0a46fSAndroid Build Coastguard Worker class CXFA_FFComboBox final : public CXFA_FFDropDown {
16*3ac0a46fSAndroid Build Coastguard Worker  public:
17*3ac0a46fSAndroid Build Coastguard Worker   CONSTRUCT_VIA_MAKE_GARBAGE_COLLECTED;
18*3ac0a46fSAndroid Build Coastguard Worker   ~CXFA_FFComboBox() override;
19*3ac0a46fSAndroid Build Coastguard Worker 
20*3ac0a46fSAndroid Build Coastguard Worker   void Trace(cppgc::Visitor* visitor) const override;
21*3ac0a46fSAndroid Build Coastguard Worker 
22*3ac0a46fSAndroid Build Coastguard Worker   // CXFA_FFDropDown:
23*3ac0a46fSAndroid Build Coastguard Worker   CXFA_FFComboBox* AsComboBox() override;
24*3ac0a46fSAndroid Build Coastguard Worker 
25*3ac0a46fSAndroid Build Coastguard Worker   // CXFA_FFField
26*3ac0a46fSAndroid Build Coastguard Worker   CFX_RectF GetBBox(FocusOption focus) override;
27*3ac0a46fSAndroid Build Coastguard Worker   bool LoadWidget() override;
28*3ac0a46fSAndroid Build Coastguard Worker   void UpdateWidgetProperty() override;
29*3ac0a46fSAndroid Build Coastguard Worker   bool OnRButtonUp(Mask<XFA_FWL_KeyFlag> dwFlags,
30*3ac0a46fSAndroid Build Coastguard Worker                    const CFX_PointF& point) override;
31*3ac0a46fSAndroid Build Coastguard Worker   [[nodiscard]] bool OnKillFocus(CXFA_FFWidget* pNewWidget) override;
32*3ac0a46fSAndroid Build Coastguard Worker   bool CanUndo() override;
33*3ac0a46fSAndroid Build Coastguard Worker   bool CanRedo() override;
34*3ac0a46fSAndroid Build Coastguard Worker   bool CanCopy() override;
35*3ac0a46fSAndroid Build Coastguard Worker   bool CanCut() override;
36*3ac0a46fSAndroid Build Coastguard Worker   bool CanPaste() override;
37*3ac0a46fSAndroid Build Coastguard Worker   bool CanSelectAll() override;
38*3ac0a46fSAndroid Build Coastguard Worker   bool Undo() override;
39*3ac0a46fSAndroid Build Coastguard Worker   bool Redo() override;
40*3ac0a46fSAndroid Build Coastguard Worker   absl::optional<WideString> Copy() override;
41*3ac0a46fSAndroid Build Coastguard Worker   absl::optional<WideString> Cut() override;
42*3ac0a46fSAndroid Build Coastguard Worker   bool Paste(const WideString& wsPaste) override;
43*3ac0a46fSAndroid Build Coastguard Worker   void SelectAll() override;
44*3ac0a46fSAndroid Build Coastguard Worker   void Delete() override;
45*3ac0a46fSAndroid Build Coastguard Worker   void DeSelect() override;
46*3ac0a46fSAndroid Build Coastguard Worker   WideString GetText() override;
47*3ac0a46fSAndroid Build Coastguard Worker   FormFieldType GetFormFieldType() override;
48*3ac0a46fSAndroid Build Coastguard Worker 
49*3ac0a46fSAndroid Build Coastguard Worker   // IFWL_WidgetDelegate
50*3ac0a46fSAndroid Build Coastguard Worker   void OnProcessMessage(CFWL_Message* pMessage) override;
51*3ac0a46fSAndroid Build Coastguard Worker   void OnProcessEvent(CFWL_Event* pEvent) override;
52*3ac0a46fSAndroid Build Coastguard Worker   void OnDrawWidget(CFGAS_GEGraphics* pGraphics,
53*3ac0a46fSAndroid Build Coastguard Worker                     const CFX_Matrix& matrix) override;
54*3ac0a46fSAndroid Build Coastguard Worker 
55*3ac0a46fSAndroid Build Coastguard Worker   // CXFA_FFDropDown
56*3ac0a46fSAndroid Build Coastguard Worker   void InsertItem(const WideString& wsLabel, int32_t nIndex) override;
57*3ac0a46fSAndroid Build Coastguard Worker   void DeleteItem(int32_t nIndex) override;
58*3ac0a46fSAndroid Build Coastguard Worker 
59*3ac0a46fSAndroid Build Coastguard Worker   void OpenDropDownList();
60*3ac0a46fSAndroid Build Coastguard Worker 
61*3ac0a46fSAndroid Build Coastguard Worker   void OnTextChanged(CFWL_Widget* pWidget, const WideString& wsChanged);
62*3ac0a46fSAndroid Build Coastguard Worker   void OnSelectChanged(CFWL_Widget* pWidget, bool bLButtonUp);
63*3ac0a46fSAndroid Build Coastguard Worker   void OnPreOpen(CFWL_Widget* pWidget);
64*3ac0a46fSAndroid Build Coastguard Worker   void OnPostOpen(CFWL_Widget* pWidget);
65*3ac0a46fSAndroid Build Coastguard Worker   void SetItemState(int32_t nIndex, bool bSelected);
66*3ac0a46fSAndroid Build Coastguard Worker 
67*3ac0a46fSAndroid Build Coastguard Worker  private:
68*3ac0a46fSAndroid Build Coastguard Worker   explicit CXFA_FFComboBox(CXFA_Node* pNode);
69*3ac0a46fSAndroid Build Coastguard Worker 
70*3ac0a46fSAndroid Build Coastguard Worker   // CXFA_FFField:
71*3ac0a46fSAndroid Build Coastguard Worker   bool PtInActiveRect(const CFX_PointF& point) override;
72*3ac0a46fSAndroid Build Coastguard Worker   bool CommitData() override;
73*3ac0a46fSAndroid Build Coastguard Worker   bool UpdateFWLData() override;
74*3ac0a46fSAndroid Build Coastguard Worker   bool IsDataChanged() override;
75*3ac0a46fSAndroid Build Coastguard Worker 
76*3ac0a46fSAndroid Build Coastguard Worker   uint32_t GetAlignment();
77*3ac0a46fSAndroid Build Coastguard Worker   void FWLEventSelChange(CXFA_EventParam* pParam);
78*3ac0a46fSAndroid Build Coastguard Worker   WideString GetCurrentText() const;
79*3ac0a46fSAndroid Build Coastguard Worker 
80*3ac0a46fSAndroid Build Coastguard Worker   WideString m_wsNewValue;
81*3ac0a46fSAndroid Build Coastguard Worker   cppgc::Member<IFWL_WidgetDelegate> m_pOldDelegate;
82*3ac0a46fSAndroid Build Coastguard Worker };
83*3ac0a46fSAndroid Build Coastguard Worker 
84*3ac0a46fSAndroid Build Coastguard Worker #endif  // XFA_FXFA_CXFA_FFCOMBOBOX_H_
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