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// Copyright 2014 PDFium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
#ifndef FPDFSDK_PWL_CPWL_COMBO_BOX_H_
#define FPDFSDK_PWL_CPWL_COMBO_BOX_H_
#include "core/fxcrt/unowned_ptr.h"
#include "fpdfsdk/pwl/cpwl_edit.h"
#include "fpdfsdk/pwl/cpwl_list_box.h"
#include "fpdfsdk/pwl/cpwl_wnd.h"
class CPWL_CBListBox final : public CPWL_ListBox {
public:
CPWL_CBListBox() {}
~CPWL_CBListBox() override {}
// CPWL_ListBox
bool OnLButtonUp(const CFX_PointF& point, uint32_t nFlag) override;
bool IsMovementKey(uint16_t nChar) const;
bool OnMovementKeyDown(uint16_t nChar, uint32_t nFlag);
bool IsChar(uint16_t nChar, uint32_t nFlag) const;
bool OnCharNotify(uint16_t nChar, uint32_t nFlag);
};
class CPWL_CBButton final : public CPWL_Wnd {
public:
CPWL_CBButton() {}
~CPWL_CBButton() override {}
// CPWL_Wnd
void DrawThisAppearance(CFX_RenderDevice* pDevice,
const CFX_Matrix& mtUser2Device) override;
bool OnLButtonDown(const CFX_PointF& point, uint32_t nFlag) override;
bool OnLButtonUp(const CFX_PointF& point, uint32_t nFlag) override;
};
class CPWL_ComboBox final : public CPWL_Wnd {
public:
CPWL_ComboBox();
~CPWL_ComboBox() override;
CPWL_Edit* GetEdit() const { return m_pEdit.Get(); }
// CPWL_Wnd:
void OnCreate(CreateParams* pParamsToAdjust) override;
void OnDestroy() override;
bool OnKeyDown(uint16_t nChar, uint32_t nFlag) override;
bool OnChar(uint16_t nChar, uint32_t nFlag) override;
void NotifyLButtonDown(CPWL_Wnd* child, const CFX_PointF& pos) override;
void NotifyLButtonUp(CPWL_Wnd* child, const CFX_PointF& pos) override;
void CreateChildWnd(const CreateParams& cp) override;
bool RePosChildWnd() override;
CFX_FloatRect GetFocusRect() const override;
void SetFocus() override;
void KillFocus() override;
WideString GetText() override;
WideString GetSelectedText() override;
void ReplaceSelection(const WideString& text) override;
bool CanUndo() override;
bool CanRedo() override;
bool Undo() override;
bool Redo() override;
void SetFillerNotify(IPWL_Filler_Notify* pNotify);
void SetText(const WideString& text);
void AddString(const WideString& str);
int32_t GetSelect() const;
void SetSelect(int32_t nItemIndex);
void SetEditSelection(int32_t nStartChar, int32_t nEndChar);
void GetEditSelection(int32_t& nStartChar, int32_t& nEndChar) const;
void ClearSelection();
void SelectAll();
bool IsPopup() const;
void SetSelectText();
void AttachFFLData(CFFL_FormFiller* pData) { m_pFormFiller = pData; }
private:
void CreateEdit(const CreateParams& cp);
void CreateButton(const CreateParams& cp);
void CreateListBox(const CreateParams& cp);
// Returns |true| iff this instance is still allocated.
bool SetPopup(bool bPopup);
UnownedPtr<CPWL_Edit> m_pEdit;
UnownedPtr<CPWL_CBButton> m_pButton;
UnownedPtr<CPWL_CBListBox> m_pList;
CFX_FloatRect m_rcOldWindow;
bool m_bPopup = false;
bool m_bBottom = true;
int32_t m_nSelectItem = -1;
UnownedPtr<IPWL_Filler_Notify> m_pFillerNotify;
UnownedPtr<CFFL_FormFiller> m_pFormFiller;
};
#endif // FPDFSDK_PWL_CPWL_COMBO_BOX_H_
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