// Copyright 2014 PDFium Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
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#ifndef XFA_FWL_BASEWIDGET_FWL_COMBOBOXIMP_H_
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#define XFA_FWL_BASEWIDGET_FWL_COMBOBOXIMP_H_
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#include <memory>
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#include "xfa/fwl/basewidget/fwl_editimp.h"
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#include "xfa/fwl/basewidget/fwl_listboximp.h"
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class CFWL_WidgetImp;
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class CFWL_WidgetImpProperties;
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class CFWL_WidgetImpDelegate;
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class CFWL_ListBoxImp;
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class CFWL_ListBoxImpDelegate;
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class CFWL_FormProxyImp;
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class IFWL_Widget;
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class CFWL_ComboEditImp;
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class CFWL_ComboEditImpDelegate;
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class CFWL_ComboListImp;
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class CFWL_ComboListImpDelegate;
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class CFWL_ComboBoxImp;
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class CFWL_ComboBoxImpDelegate;
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class CFWL_ComboProxyImpDelegate;
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class CFWL_ComboEditImp : public CFWL_EditImp {
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public:
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CFWL_ComboEditImp(const CFWL_WidgetImpProperties& properties,
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IFWL_Widget* pOuter);
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void ClearSelected();
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void SetSelected();
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void EndCaret();
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void FlagFocus(FX_BOOL bSet);
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protected:
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void SetComboBoxFocus(FX_BOOL bSet);
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CFWL_ComboBoxImp* m_pOuter;
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friend class CFWL_ComboEditImpDelegate;
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};
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class CFWL_ComboEditImpDelegate : public CFWL_EditImpDelegate {
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public:
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CFWL_ComboEditImpDelegate(CFWL_ComboEditImp* pOwner);
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void OnProcessMessage(CFWL_Message* pMessage) override;
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protected:
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CFWL_ComboEditImp* m_pOwner;
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};
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class CFWL_ComboListImp : public CFWL_ListBoxImp {
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public:
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CFWL_ComboListImp(const CFWL_WidgetImpProperties& properties,
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IFWL_Widget* pOuter);
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// CFWL_WidgetImp
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FWL_Error Initialize() override;
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FWL_Error Finalize() override;
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int32_t MatchItem(const CFX_WideString& wsMatch);
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void ChangeSelected(int32_t iSel);
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int32_t CountItems();
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void GetItemRect(int32_t nIndex, CFX_RectF& rtItem);
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void ClientToOuter(FX_FLOAT& fx, FX_FLOAT& fy);
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void SetFocus(FX_BOOL bSet);
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FX_BOOL m_bNotifyOwner;
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friend class CFWL_ComboListImpDelegate;
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friend class CFWL_ComboBoxImp;
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};
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class CFWL_ComboListImpDelegate : public CFWL_ListBoxImpDelegate {
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public:
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CFWL_ComboListImpDelegate(CFWL_ComboListImp* pOwner);
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void OnProcessMessage(CFWL_Message* pMessage) override;
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protected:
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void OnDropListFocusChanged(CFWL_Message* pMsg, FX_BOOL bSet = TRUE);
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int32_t OnDropListMouseMove(CFWL_MsgMouse* pMsg);
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int32_t OnDropListLButtonDown(CFWL_MsgMouse* pMsg);
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int32_t OnDropListLButtonUp(CFWL_MsgMouse* pMsg);
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int32_t OnDropListKey(CFWL_MsgKey* pKey);
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void OnDropListKeyDown(CFWL_MsgKey* pKey);
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CFWL_ComboListImp* m_pOwner;
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};
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class CFWL_ComboBoxImp : public CFWL_WidgetImp {
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public:
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CFWL_ComboBoxImp(const CFWL_WidgetImpProperties& properties,
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IFWL_Widget* pOuter);
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~CFWL_ComboBoxImp() override;
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// CFWL_WidgetImp
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FWL_Error GetClassName(CFX_WideString& wsClass) const override;
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FWL_Type GetClassID() const override;
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FWL_Error Initialize() override;
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FWL_Error Finalize() override;
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FWL_Error GetWidgetRect(CFX_RectF& rect, FX_BOOL bAutoSize = FALSE) override;
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FWL_Error ModifyStylesEx(uint32_t dwStylesExAdded,
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uint32_t dwStylesExRemoved) override;
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void SetStates(uint32_t dwStates, FX_BOOL bSet = TRUE) override;
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FWL_Error Update() override;
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FWL_WidgetHit HitTest(FX_FLOAT fx, FX_FLOAT fy) override;
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FWL_Error DrawWidget(CFX_Graphics* pGraphics,
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const CFX_Matrix* pMatrix = nullptr) override;
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FWL_Error SetThemeProvider(IFWL_ThemeProvider* pThemeProvider) override;
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int32_t GetCurSel();
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FWL_Error SetCurSel(int32_t iSel);
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FWL_Error SetEditText(const CFX_WideString& wsText);
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int32_t GetEditTextLength() const;
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FWL_Error GetEditText(CFX_WideString& wsText,
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int32_t nStart = 0,
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int32_t nCount = -1) const;
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FWL_Error SetEditSelRange(int32_t nStart, int32_t nCount = -1);
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int32_t GetEditSelRange(int32_t nIndex, int32_t& nStart);
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int32_t GetEditLimit();
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FWL_Error SetEditLimit(int32_t nLimit);
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FWL_Error EditDoClipboard(int32_t iCmd);
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FX_BOOL EditRedo(const IFDE_TxtEdtDoRecord* pRecord);
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FX_BOOL EditUndo(const IFDE_TxtEdtDoRecord* pRecord);
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IFWL_ListBox* GetListBoxt();
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FX_BOOL AfterFocusShowDropList();
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FWL_Error OpenDropDownList(FX_BOOL bActivate);
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FX_BOOL EditCanUndo();
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FX_BOOL EditCanRedo();
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FX_BOOL EditUndo();
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FX_BOOL EditRedo();
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FX_BOOL EditCanCopy();
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FX_BOOL EditCanCut();
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FX_BOOL EditCanSelectAll();
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FX_BOOL EditCopy(CFX_WideString& wsCopy);
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FX_BOOL EditCut(CFX_WideString& wsCut);
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FX_BOOL EditPaste(const CFX_WideString& wsPaste);
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FX_BOOL EditSelectAll();
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FX_BOOL EditDelete();
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FX_BOOL EditDeSelect();
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FWL_Error GetBBox(CFX_RectF& rect);
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FWL_Error EditModifyStylesEx(uint32_t dwStylesExAdded,
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uint32_t dwStylesExRemoved);
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protected:
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friend class CFWL_ComboListImp;
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friend class CFWL_ComboEditImp;
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friend class CFWL_ComboEditImpDelegate;
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friend class CFWL_ComboListImpDelegate;
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friend class CFWL_ComboBoxImpDelegate;
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friend class CFWL_ComboProxyImpDelegate;
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void DrawStretchHandler(CFX_Graphics* pGraphics, const CFX_Matrix* pMatrix);
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FX_FLOAT GetListHeight();
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void ShowDropList(FX_BOOL bActivate);
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FX_BOOL IsDropListShowed();
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FX_BOOL IsDropDownStyle() const;
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void MatchEditText();
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void SynchrEditText(int32_t iListItem);
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void Layout();
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void ReSetTheme();
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void ReSetEditAlignment();
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void ReSetListItemAlignment();
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void ProcessSelChanged(FX_BOOL bLButtonUp);
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void InitProxyForm();
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FWL_Error DisForm_Initialize();
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void DisForm_InitComboList();
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void DisForm_InitComboEdit();
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void DisForm_ShowDropList(FX_BOOL bActivate);
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FX_BOOL DisForm_IsDropListShowed();
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FWL_Error DisForm_ModifyStylesEx(uint32_t dwStylesExAdded,
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uint32_t dwStylesExRemoved);
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FWL_Error DisForm_Update();
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FWL_WidgetHit DisForm_HitTest(FX_FLOAT fx, FX_FLOAT fy);
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FWL_Error DisForm_DrawWidget(CFX_Graphics* pGraphics,
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const CFX_Matrix* pMatrix = nullptr);
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FWL_Error DisForm_GetBBox(CFX_RectF& rect);
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void DisForm_Layout();
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CFX_RectF m_rtClient;
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CFX_RectF m_rtContent;
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CFX_RectF m_rtBtn;
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CFX_RectF m_rtList;
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CFX_RectF m_rtProxy;
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CFX_RectF m_rtHandler;
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std::unique_ptr<IFWL_Edit> m_pEdit;
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std::unique_ptr<IFWL_ListBox> m_pListBox;
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IFWL_Form* m_pForm;
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FX_BOOL m_bLButtonDown;
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FX_BOOL m_bUpFormHandler;
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int32_t m_iCurSel;
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int32_t m_iBtnState;
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FX_FLOAT m_fComboFormHandler;
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FX_FLOAT m_fItemHeight;
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FX_BOOL m_bNeedShowList;
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CFWL_FormProxyImp* m_pProxy;
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CFWL_ComboProxyImpDelegate* m_pListProxyDelegate;
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};
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class CFWL_ComboBoxImpDelegate : public CFWL_WidgetImpDelegate {
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public:
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CFWL_ComboBoxImpDelegate(CFWL_ComboBoxImp* pOwner);
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void OnProcessMessage(CFWL_Message* pMessage) override;
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void OnProcessEvent(CFWL_Event* pEvent) override;
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void OnDrawWidget(CFX_Graphics* pGraphics,
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const CFX_Matrix* pMatrix = nullptr) override;
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protected:
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void OnFocusChanged(CFWL_Message* pMsg, FX_BOOL bSet = TRUE);
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void OnLButtonDown(CFWL_MsgMouse* pMsg);
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void OnLButtonUp(CFWL_MsgMouse* pMsg);
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void OnMouseMove(CFWL_MsgMouse* pMsg);
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void OnMouseLeave(CFWL_MsgMouse* pMsg);
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void OnKey(CFWL_MsgKey* pMsg);
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void DoSubCtrlKey(CFWL_MsgKey* pMsg);
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protected:
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void DisForm_OnProcessMessage(CFWL_Message* pMessage);
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void DisForm_OnLButtonDown(CFWL_MsgMouse* pMsg);
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void DisForm_OnFocusChanged(CFWL_Message* pMsg, FX_BOOL bSet = TRUE);
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void DisForm_OnKey(CFWL_MsgKey* pMsg);
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protected:
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CFWL_ComboBoxImp* m_pOwner;
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friend class CFWL_ComboEditImpDelegate;
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friend class CFWL_ComboListImpDelegate;
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};
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class CFWL_ComboProxyImpDelegate : public CFWL_WidgetImpDelegate {
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public:
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CFWL_ComboProxyImpDelegate(IFWL_Form* pForm, CFWL_ComboBoxImp* pComboBox);
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void OnProcessMessage(CFWL_Message* pMessage) override;
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void OnDrawWidget(CFX_Graphics* pGraphics,
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const CFX_Matrix* pMatrix = nullptr) override;
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void Reset() { m_bLButtonUpSelf = FALSE; }
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protected:
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void OnLButtonDown(CFWL_MsgMouse* pMsg);
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void OnLButtonUp(CFWL_MsgMouse* pMsg);
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void OnMouseMove(CFWL_MsgMouse* pMsg);
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void OnDeactive(CFWL_MsgDeactivate* pMsg);
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void OnFocusChanged(CFWL_MsgKillFocus* pMsg, FX_BOOL bSet);
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FX_BOOL m_bLButtonDown;
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FX_BOOL m_bLButtonUpSelf;
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FX_FLOAT m_fStartPos;
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IFWL_Form* m_pForm;
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CFWL_ComboBoxImp* m_pComboBox;
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};
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#endif // XFA_FWL_BASEWIDGET_FWL_COMBOBOXIMP_H_
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