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