xref: /aosp_15_r20/external/pdfium/fpdfsdk/pwl/cpwl_combo_box.h (revision 3ac0a46f773bac49fa9476ec2b1cf3f8da5ec3a4)
1*3ac0a46fSAndroid Build Coastguard Worker // Copyright 2014 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 FPDFSDK_PWL_CPWL_COMBO_BOX_H_
8*3ac0a46fSAndroid Build Coastguard Worker #define FPDFSDK_PWL_CPWL_COMBO_BOX_H_
9*3ac0a46fSAndroid Build Coastguard Worker 
10*3ac0a46fSAndroid Build Coastguard Worker #include <memory>
11*3ac0a46fSAndroid Build Coastguard Worker 
12*3ac0a46fSAndroid Build Coastguard Worker #include "core/fxcrt/unowned_ptr.h"
13*3ac0a46fSAndroid Build Coastguard Worker #include "fpdfsdk/pwl/cpwl_wnd.h"
14*3ac0a46fSAndroid Build Coastguard Worker #include "fpdfsdk/pwl/ipwl_fillernotify.h"
15*3ac0a46fSAndroid Build Coastguard Worker 
16*3ac0a46fSAndroid Build Coastguard Worker class CPWL_Edit;
17*3ac0a46fSAndroid Build Coastguard Worker class CPWL_CBButton;
18*3ac0a46fSAndroid Build Coastguard Worker class CPWL_CBListBox;
19*3ac0a46fSAndroid Build Coastguard Worker class IPWL_FillerNotify;
20*3ac0a46fSAndroid Build Coastguard Worker 
21*3ac0a46fSAndroid Build Coastguard Worker class CPWL_ComboBox final : public CPWL_Wnd {
22*3ac0a46fSAndroid Build Coastguard Worker  public:
23*3ac0a46fSAndroid Build Coastguard Worker   CPWL_ComboBox(
24*3ac0a46fSAndroid Build Coastguard Worker       const CreateParams& cp,
25*3ac0a46fSAndroid Build Coastguard Worker       std::unique_ptr<IPWL_FillerNotify::PerWindowData> pAttachedData);
26*3ac0a46fSAndroid Build Coastguard Worker   ~CPWL_ComboBox() override;
27*3ac0a46fSAndroid Build Coastguard Worker 
GetEdit()28*3ac0a46fSAndroid Build Coastguard Worker   CPWL_Edit* GetEdit() const { return m_pEdit; }
29*3ac0a46fSAndroid Build Coastguard Worker 
30*3ac0a46fSAndroid Build Coastguard Worker   // CPWL_Wnd:
31*3ac0a46fSAndroid Build Coastguard Worker   void OnDestroy() override;
32*3ac0a46fSAndroid Build Coastguard Worker   bool OnKeyDown(FWL_VKEYCODE nKeyCode, Mask<FWL_EVENTFLAG> nFlag) override;
33*3ac0a46fSAndroid Build Coastguard Worker   bool OnChar(uint16_t nChar, Mask<FWL_EVENTFLAG> nFlag) override;
34*3ac0a46fSAndroid Build Coastguard Worker   void NotifyLButtonDown(CPWL_Wnd* child, const CFX_PointF& pos) override;
35*3ac0a46fSAndroid Build Coastguard Worker   void NotifyLButtonUp(CPWL_Wnd* child, const CFX_PointF& pos) override;
36*3ac0a46fSAndroid Build Coastguard Worker   void CreateChildWnd(const CreateParams& cp) override;
37*3ac0a46fSAndroid Build Coastguard Worker   bool RepositionChildWnd() override;
38*3ac0a46fSAndroid Build Coastguard Worker   CFX_FloatRect GetFocusRect() const override;
39*3ac0a46fSAndroid Build Coastguard Worker   void SetFocus() override;
40*3ac0a46fSAndroid Build Coastguard Worker   void KillFocus() override;
41*3ac0a46fSAndroid Build Coastguard Worker   WideString GetText() override;
42*3ac0a46fSAndroid Build Coastguard Worker   WideString GetSelectedText() override;
43*3ac0a46fSAndroid Build Coastguard Worker   void ReplaceAndKeepSelection(const WideString& text) override;
44*3ac0a46fSAndroid Build Coastguard Worker   void ReplaceSelection(const WideString& text) override;
45*3ac0a46fSAndroid Build Coastguard Worker   bool SelectAllText() override;
46*3ac0a46fSAndroid Build Coastguard Worker   bool CanUndo() override;
47*3ac0a46fSAndroid Build Coastguard Worker   bool CanRedo() override;
48*3ac0a46fSAndroid Build Coastguard Worker   bool Undo() override;
49*3ac0a46fSAndroid Build Coastguard Worker   bool Redo() override;
50*3ac0a46fSAndroid Build Coastguard Worker 
51*3ac0a46fSAndroid Build Coastguard Worker   void SetText(const WideString& text);
52*3ac0a46fSAndroid Build Coastguard Worker   void AddString(const WideString& str);
53*3ac0a46fSAndroid Build Coastguard Worker   int32_t GetSelect() const;
54*3ac0a46fSAndroid Build Coastguard Worker   void SetSelect(int32_t nItemIndex);
55*3ac0a46fSAndroid Build Coastguard Worker 
56*3ac0a46fSAndroid Build Coastguard Worker   void SetEditSelection(int32_t nStartChar, int32_t nEndChar);
57*3ac0a46fSAndroid Build Coastguard Worker   void ClearSelection();
58*3ac0a46fSAndroid Build Coastguard Worker   void SelectAll();
59*3ac0a46fSAndroid Build Coastguard Worker   bool IsPopup() const;
60*3ac0a46fSAndroid Build Coastguard Worker   void SetSelectText();
61*3ac0a46fSAndroid Build Coastguard Worker 
62*3ac0a46fSAndroid Build Coastguard Worker  private:
63*3ac0a46fSAndroid Build Coastguard Worker   void CreateEdit(const CreateParams& cp);
64*3ac0a46fSAndroid Build Coastguard Worker   void CreateButton(const CreateParams& cp);
65*3ac0a46fSAndroid Build Coastguard Worker   void CreateListBox(const CreateParams& cp);
66*3ac0a46fSAndroid Build Coastguard Worker 
67*3ac0a46fSAndroid Build Coastguard Worker   // Returns |true| iff this instance is still allocated.
68*3ac0a46fSAndroid Build Coastguard Worker   [[nodiscard]] bool SetPopup(bool bPopup);
69*3ac0a46fSAndroid Build Coastguard Worker 
70*3ac0a46fSAndroid Build Coastguard Worker   UnownedPtr<CPWL_Edit> m_pEdit;
71*3ac0a46fSAndroid Build Coastguard Worker   UnownedPtr<CPWL_CBButton> m_pButton;
72*3ac0a46fSAndroid Build Coastguard Worker   UnownedPtr<CPWL_CBListBox> m_pList;
73*3ac0a46fSAndroid Build Coastguard Worker   CFX_FloatRect m_rcOldWindow;
74*3ac0a46fSAndroid Build Coastguard Worker   bool m_bPopup = false;
75*3ac0a46fSAndroid Build Coastguard Worker   bool m_bBottom = true;
76*3ac0a46fSAndroid Build Coastguard Worker   int32_t m_nSelectItem = -1;
77*3ac0a46fSAndroid Build Coastguard Worker };
78*3ac0a46fSAndroid Build Coastguard Worker 
79*3ac0a46fSAndroid Build Coastguard Worker #endif  // FPDFSDK_PWL_CPWL_COMBO_BOX_H_
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