2. to support this, new class wxControlWithItems added (ctrlsub.h/cpp) and the controls sample modified to test it git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@4141 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
		
			
				
	
	
		
			99 lines
		
	
	
		
			3.0 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
			
		
		
	
	
			99 lines
		
	
	
		
			3.0 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
/////////////////////////////////////////////////////////////////////////////
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// Name:        wx/ctrlsub.h (read: "wxConTRoL with SUBitems")
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// Purpose:     wxControlWithItems interface
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// Author:      Vadim Zeitlin
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// Modified by:
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// Created:     22.10.99
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// RCS-ID:      $Id$
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// Copyright:   (c) wxWindows team
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// Licence:     wxWindows license
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/////////////////////////////////////////////////////////////////////////////
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#ifndef _WX_CTRLSUB_H_BASE_
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#define _WX_CTRLSUB_H_BASE_
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#ifdef __GNUG__
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    #pragma interface "controlwithitems.h"
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#endif
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#include "wx/control.h"      // base class
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// ----------------------------------------------------------------------------
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// wxControlWithItems defines an interface which is implemented by all controls
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// which have string subitems each of which may be selected.
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//
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// Examples: wxListBox, wxCheckListBox, wxChoice and wxComboBox
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// ----------------------------------------------------------------------------
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class WXDLLEXPORT wxControlWithItems : public wxControl
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{
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public:
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    wxControlWithItems() { m_clientDataItemsType = ClientData_None; }
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    // adding items
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    // ------------
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    void Append(const wxString& item)
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        { DoAppend(item); }
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    void Append(const wxString& item, void *clientData)
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        { int n = DoAppend(item); SetClientData(n, clientData); }
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    void Append(const wxString& item, wxClientData *clientData)
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        { int n = DoAppend(item); SetClientObject(n, clientData); }
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    // deleting items
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    // --------------
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    virtual void Clear() = 0;
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    virtual void Delete(int n) = 0;
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    // accessing strings
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    // -----------------
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    virtual int GetCount() const = 0;
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    virtual wxString GetString(int n) const = 0;
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    virtual void SetString(int n, const wxString& s) = 0;
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    virtual int FindString(const wxString& s) const = 0;
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    // selection
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    // ---------
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    virtual void Select(int n) = 0;
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    virtual int GetSelection() const = 0;
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    wxString GetStringSelection() const;
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    // misc
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    // ----
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    // client data stuff
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    void SetClientData(int n, void* clientData);
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    void* GetClientData(int n) const;
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    void SetClientObject(int n, wxClientData* clientData);
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    wxClientData* GetClientObject(int n) const;
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    bool HasClientObjectData() const
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        { return m_clientDataItemsType == ClientData_Object; }
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    bool HasClientUntypedData() const
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        { return m_clientDataItemsType == ClientData_Void; }
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    // compatibility - these functions are deprecated, use the new ones
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    // instead
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    int Number() const { return GetCount(); }
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protected:
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    virtual int DoAppend(const wxString& item) = 0;
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    virtual void DoSetItemClientData(int n, void* clientData) = 0;
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    virtual void* DoGetItemClientData(int n) const = 0;
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    virtual void DoSetItemClientObject(int n, wxClientData* clientData) = 0;
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    virtual wxClientData* DoGetItemClientObject(int n) const = 0;
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    // the type of the client data for the items
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    wxClientDataType m_clientDataItemsType;
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};
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#endif // _WX_CTRLSUB_H_BASE_
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