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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 _FWL_COMBOBOX_IMP_H
#define _FWL_COMBOBOX_IMP_H
class CFWL_WidgetImp;
class CFWL_WidgetImpProperties;
class CFWL_WidgetImpDelegate;
class CFWL_EditImp;
class CFWL_EditImpDelegate;
class CFWL_ListBoxImp;
class CFWL_ListBoxImpDelegate;
class CFWL_FormProxyImp;
class IFWL_Widget;
class CFWL_ComboEdit;
class CFWL_ComboEditDelegate;
class CFWL_ComboList;
class CFWL_ComboListDelegate;
class CFWL_ComboBoxImp;
class CFWL_ComboBoxImpDelegate;
class CFWL_ComboProxyImpDelegate;
class CFWL_ComboEdit : public CFWL_EditImp
{
public:
CFWL_ComboEdit(IFWL_Widget *pOuter);
CFWL_ComboEdit(const CFWL_WidgetImpProperties &properties, IFWL_Widget *pOuter = NULL);
void ClearSelected();
void SetSelected();
void EndCaret();
void FlagFocus(FX_BOOL bSet);
protected:
void SetComboBoxFocus(FX_BOOL bSet);
CFWL_ComboBoxImp *m_pOuter;
friend class CFWL_ComboEditDelegate;
};
class CFWL_ComboEditDelegate : public CFWL_EditImpDelegate
{
public:
CFWL_ComboEditDelegate(CFWL_ComboEdit *pOwner);
virtual int32_t OnProcessMessage(CFWL_Message *pMessage);
protected:
CFWL_ComboEdit *m_pOwner;
};
class CFWL_ComboList : public CFWL_ListBoxImp
{
public:
CFWL_ComboList(IFWL_Widget *pOuter);
CFWL_ComboList(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_ComboListDelegate;
friend class CFWL_ComboBoxImp;
};
class CFWL_ComboListDelegate : public CFWL_ListBoxImpDelegate
{
public:
CFWL_ComboListDelegate(CFWL_ComboList *pOwner);
virtual int32_t OnProcessMessage(CFWL_Message *pMessage);
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_ComboList *m_pOwner;
};
class CFWL_ComboBoxImp : public CFWL_WidgetImp
{
public:
CFWL_ComboBoxImp(IFWL_Widget *pOuter = NULL);
CFWL_ComboBoxImp(const CFWL_WidgetImpProperties &properties, IFWL_Widget *pOuter = NULL);
virtual ~CFWL_ComboBoxImp();
virtual FWL_ERR GetClassName(CFX_WideString &wsClass) const;
virtual FX_DWORD 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(FX_DWORD dwStylesExAdded, FX_DWORD dwStylesExRemoved);
virtual FWL_ERR SetStates(FX_DWORD dwStates, FX_BOOL bSet = TRUE);
virtual FWL_ERR Update();
virtual FX_DWORD 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(FX_DWORD dwStylesExAdded, FX_DWORD 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();
protected:
FWL_ERR DisForm_Initialize();
void DisForm_InitComboList();
void DisForm_InitComboEdit();
void DisForm_ShowDropList(FX_BOOL bActivate);
FX_BOOL DisForm_IsDropListShowed();
FWL_ERR DisForm_ModifyStylesEx(FX_DWORD dwStylesExAdded, FX_DWORD dwStylesExRemoved);
FWL_ERR DisForm_Update();
FX_DWORD 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();
protected:
CFX_RectF m_rtClient;
CFX_RectF m_rtContent;
CFX_RectF m_rtBtn;
CFX_RectF m_rtList;
CFX_RectF m_rtProxy;
CFX_RectF m_rtHandler;
IFWL_Edit *m_pEdit;
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_ComboList;
friend class CFWL_ComboEdit;
friend class CFWL_ComboEditDelegate;
friend class CFWL_ComboListDelegate;
friend class CFWL_ComboBoxImpDelegate;
friend class CFWL_ComboProxyImpDelegate;
};
class CFWL_ComboBoxImpDelegate : public CFWL_WidgetImpDelegate
{
public:
CFWL_ComboBoxImpDelegate(CFWL_ComboBoxImp *pOwner);
virtual int32_t OnProcessMessage(CFWL_Message *pMessage);
virtual FWL_ERR OnProcessEvent(CFWL_Event *pEvent);
virtual FWL_ERR OnDrawWidget(CFX_Graphics *pGraphics, const CFX_Matrix *pMatrix = NULL);
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_ComboEditDelegate;
friend class CFWL_ComboListDelegate;
};
class CFWL_ComboProxyImpDelegate : public CFWL_WidgetImpDelegate
{
public:
CFWL_ComboProxyImpDelegate(IFWL_Form *pForm, CFWL_ComboBoxImp *pComboBox);
virtual int32_t OnProcessMessage(CFWL_Message *pMessage);
virtual FWL_ERR OnDrawWidget(CFX_Graphics *pGraphics, const CFX_Matrix *pMatrix = NULL);
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
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