64 lines
1.8 KiB
C++
64 lines
1.8 KiB
C++
/*!
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@file FileException.h
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@brief MessageBoxException for failures of file operations
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Created by Paul Licameli on 11/22/16.
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*/
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#ifndef __AUDACITY_FILE_EXCEPTION__
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#define __AUDACITY_FILE_EXCEPTION__
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#include "AudacityException.h"
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#include <wx/filename.h> // wxFileName member variable
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//! Thrown for failure of file or database operations in deeply nested places
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class AUDACITY_DLL_API FileException /* not final */
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: public MessageBoxException
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{
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public:
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//! Identifies file operation that failed
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enum class Cause {
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Open,
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Read,
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Write, //!< most important to detect when storage space is exhausted
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Rename //!< involves two filenames
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};
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explicit FileException(
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Cause cause_, //!< What kind of file operation failed
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const wxFileName &fileName_, //!< Which file suffered a failure
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const TranslatableString &caption = XO("File Error"), //!< Shown in message box frame, not the main message
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const wxFileName &renameTarget_ = {} //!< A second file name, only for renaming failure
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)
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: MessageBoxException{ caption }
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, cause{ cause_ }, fileName{ fileName_ }, renameTarget{ renameTarget_ }
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{}
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FileException( const FileException &that )
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: MessageBoxException( that )
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, cause{ that.cause }
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, fileName{ that.fileName }
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, renameTarget{ that.renameTarget }
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{}
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FileException& operator= (FileException&&) PROHIBITED;
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~FileException() override;
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static TranslatableString WriteFailureMessage(const wxFileName &fileName);
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protected:
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//! %Format an error message appropriate for the @ref Cause.
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TranslatableString ErrorMessage() const override;
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wxString ErrorHelpUrl() const override;
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public:
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Cause cause;
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wxFileName fileName;
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wxFileName renameTarget;
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};
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#endif
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