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common/IFileSystemOpenDialog.h

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+//========= Copyright Valve Corporation, All rights reserved. ============//
+//
+// Purpose: 
+//
+//=============================================================================//
+
+#ifndef IFILESYSTEMOPENDIALOG_H
+#define IFILESYSTEMOPENDIALOG_H
+#ifdef _WIN32
+#pragma once
+#endif
+
+
+
+#define FILESYSTEMOPENDIALOG_VERSION	"FileSystemOpenDlg003"
+
+
+class IFileSystem;
+
+
+abstract_class IFileSystemOpenDialog
+{
+public:
+	// You must call this first to set the hwnd.
+	virtual void Init( CreateInterfaceFn factory, void *parentHwnd ) = 0;
+
+	// Call this to free the dialog.
+	virtual void Release() = 0;
+
+	// Use these to configure the dialog.
+	virtual void AddFileMask( const char *pMask ) = 0;
+	virtual void SetInitialDir( const char *pDir, const char *pPathID = NULL ) = 0;
+	virtual void SetFilterMdlAndJpgFiles( bool bFilter ) = 0;
+	virtual void GetFilename( char *pOut, int outLen ) const = 0;	// Get the filename they chose.
+
+	// Call this to make the dialog itself. Returns true if they clicked OK and false 
+	// if they canceled it.
+	virtual bool DoModal() = 0;
+
+	// This uses the standard windows file open dialog.
+	virtual bool DoModal_WindowsDialog() = 0;
+};
+
+
+#endif // IFILESYSTEMOPENDIALOG_H