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|
| <h1>Module exception Methods</h1> |
| <p class="navigation-index">[<a href="#AcquireExceptionInfo">AcquireExceptionInfo</a> • <a href="#ClearMagickException">ClearMagickException</a> • <a href="#CatchException">CatchException</a> • <a href="#DestroyExceptionInfo">DestroyExceptionInfo</a> • <a href="#GetExceptionInfo">GetExceptionInfo</a> • <a href="#GetExceptionMessage">GetExceptionMessage</a> • <a href="#GetLocaleExceptionMessage">GetLocaleExceptionMessage</a> • <a href="#InheritException">InheritException</a> • <a href="#MagickError">MagickError</a> • <a href="#MagickFatalError">MagickFatalError</a> • <a href="#MagickWarning">MagickWarning</a> • <a href="#SetErrorHandler">SetErrorHandler</a> • <a href="#SetFatalErrorHandler">SetFatalErrorHandler</a> • <a href="#SetWarningHandler">SetWarningHandler</a> • <a href="#ThrowException">ThrowException</a>]</p> |
| |
| <h2><a href="http://www.imagemagick.org/api/MagickCore/exception_8c.html" id="AcquireExceptionInfo">AcquireExceptionInfo</a></h2> |
| <div class="doc-section"> |
| |
| <p>AcquireExceptionInfo() allocates the ExceptionInfo structure.</p> |
| |
| <p>The format of the AcquireExceptionInfo method is:</p> |
| |
| <pre class="code"> |
| ExceptionInfo *AcquireExceptionInfo(void) |
| </pre> |
| |
| </div> |
| <h2><a href="http://www.imagemagick.org/api/MagickCore/exception_8c.html" id="ClearMagickException">ClearMagickException</a></h2> |
| <div class="doc-section"> |
| |
| <p>ClearMagickException() clears any exception that may not have been caught yet.</p> |
| |
| <p>The format of the ClearMagickException method is:</p> |
| |
| <pre class="code"> |
| ClearMagickException(ExceptionInfo *exception) |
| </pre> |
| |
| <p>A description of each parameter follows:</p> |
| |
| <h5>exception</h5> |
| <p>the exception info.</p> |
| |
| </div> |
| <h2><a href="http://www.imagemagick.org/api/MagickCore/exception_8c.html" id="CatchException">CatchException</a></h2> |
| <div class="doc-section"> |
| |
| <p>CatchException() returns if no exceptions is found otherwise it reports the exception as a warning, error, or fatal depending on the severity.</p> |
| |
| <p>The format of the CatchException method is:</p> |
| |
| <pre class="code"> |
| CatchException(ExceptionInfo *exception) |
| </pre> |
| |
| <p>A description of each parameter follows:</p> |
| |
| <h5>exception</h5> |
| <p>the exception info.</p> |
| |
| </div> |
| <h2><a href="http://www.imagemagick.org/api/MagickCore/exception_8c.html" id="DestroyExceptionInfo">DestroyExceptionInfo</a></h2> |
| <div class="doc-section"> |
| |
| <p>DestroyExceptionInfo() deallocates memory associated with an exception.</p> |
| |
| <p>The format of the DestroyExceptionInfo method is:</p> |
| |
| <pre class="code"> |
| ExceptionInfo *DestroyExceptionInfo(ExceptionInfo *exception) |
| </pre> |
| |
| <p>A description of each parameter follows:</p> |
| |
| <h5>exception</h5> |
| <p>the exception info.</p> |
| |
| </div> |
| <h2><a href="http://www.imagemagick.org/api/MagickCore/exception_8c.html" id="GetExceptionInfo">GetExceptionInfo</a></h2> |
| <div class="doc-section"> |
| |
| <p>GetExceptionInfo() initializes an exception to default values.</p> |
| |
| <p>The format of the GetExceptionInfo method is:</p> |
| |
| <pre class="code"> |
| GetExceptionInfo(ExceptionInfo *exception) |
| </pre> |
| |
| <p>A description of each parameter follows:</p> |
| |
| <h5>exception</h5> |
| <p>the exception info.</p> |
| |
| </div> |
| <h2><a href="http://www.imagemagick.org/api/MagickCore/exception_8c.html" id="GetExceptionMessage">GetExceptionMessage</a></h2> |
| <div class="doc-section"> |
| |
| <p>GetExceptionMessage() returns the error message defined by the specified error code.</p> |
| |
| <p>The format of the GetExceptionMessage method is:</p> |
| |
| <pre class="code"> |
| char *GetExceptionMessage(const int error) |
| </pre> |
| |
| <p>A description of each parameter follows:</p> |
| |
| <h5>error</h5> |
| <p>the error code.</p> |
| |
| </div> |
| <h2><a href="http://www.imagemagick.org/api/MagickCore/exception_8c.html" id="GetLocaleExceptionMessage">GetLocaleExceptionMessage</a></h2> |
| <div class="doc-section"> |
| |
| <p>GetLocaleExceptionMessage() converts a enumerated exception severity and tag to a message in the current locale.</p> |
| |
| <p>The format of the GetLocaleExceptionMessage method is:</p> |
| |
| <pre class="code"> |
| const char *GetLocaleExceptionMessage(const ExceptionType severity, |
| const char *tag) |
| </pre> |
| |
| <p>A description of each parameter follows:</p> |
| |
| <h5>severity</h5> |
| <p>the severity of the exception.</p> |
| |
| <h5>tag</h5> |
| <p>the message tag.</p> |
| |
| </div> |
| <h2><a href="http://www.imagemagick.org/api/MagickCore/exception_8c.html" id="InheritException">InheritException</a></h2> |
| <div class="doc-section"> |
| |
| <p>InheritException() inherits an exception from a related exception.</p> |
| |
| <p>The format of the InheritException method is:</p> |
| |
| <pre class="code"> |
| InheritException(ExceptionInfo *exception,const ExceptionInfo *relative) |
| </pre> |
| |
| <p>A description of each parameter follows:</p> |
| |
| <h5>exception</h5> |
| <p>the exception info.</p> |
| |
| <h5>relative</h5> |
| <p>the related exception info.</p> |
| |
| </div> |
| <h2><a href="http://www.imagemagick.org/api/MagickCore/exception_8c.html" id="MagickError">MagickError</a></h2> |
| <div class="doc-section"> |
| |
| <p>MagickError() calls the exception handler methods with an error reason.</p> |
| |
| <p>The format of the MagickError method is:</p> |
| |
| <pre class="code"> |
| void MagickError(const ExceptionType error,const char *reason, |
| const char *description) |
| </pre> |
| |
| <p>A description of each parameter follows:</p> |
| |
| <h5>exception</h5> |
| <p>Specifies the numeric error category.</p> |
| |
| <h5>reason</h5> |
| <p>Specifies the reason to display before terminating the program.</p> |
| |
| <h5>description</h5> |
| <p>Specifies any description to the reason.</p> |
| |
| </div> |
| <h2><a href="http://www.imagemagick.org/api/MagickCore/exception_8c.html" id="MagickFatalError">MagickFatalError</a></h2> |
| <div class="doc-section"> |
| |
| <p>MagickFatalError() calls the fatal exception handler methods with an error reason.</p> |
| |
| <p>The format of the MagickError method is:</p> |
| |
| <pre class="code"> |
| void MagickFatalError(const ExceptionType error,const char *reason, |
| const char *description) |
| </pre> |
| |
| <p>A description of each parameter follows:</p> |
| |
| <h5>exception</h5> |
| <p>Specifies the numeric error category.</p> |
| |
| <h5>reason</h5> |
| <p>Specifies the reason to display before terminating the program.</p> |
| |
| <h5>description</h5> |
| <p>Specifies any description to the reason.</p> |
| |
| </div> |
| <h2><a href="http://www.imagemagick.org/api/MagickCore/exception_8c.html" id="MagickWarning">MagickWarning</a></h2> |
| <div class="doc-section"> |
| |
| <p>MagickWarning() calls the warning handler methods with a warning reason.</p> |
| |
| <p>The format of the MagickWarning method is:</p> |
| |
| <pre class="code"> |
| void MagickWarning(const ExceptionType warning,const char *reason, |
| const char *description) |
| </pre> |
| |
| <p>A description of each parameter follows:</p> |
| |
| <h5>warning</h5> |
| <p>the warning severity.</p> |
| |
| <h5>reason</h5> |
| <p>Define the reason for the warning.</p> |
| |
| <h5>description</h5> |
| <p>Describe the warning.</p> |
| |
| </div> |
| <h2><a href="http://www.imagemagick.org/api/MagickCore/exception_8c.html" id="SetErrorHandler">SetErrorHandler</a></h2> |
| <div class="doc-section"> |
| |
| <p>SetErrorHandler() sets the exception handler to the specified method and returns the previous exception handler.</p> |
| |
| <p>The format of the SetErrorHandler method is:</p> |
| |
| <pre class="code"> |
| ErrorHandler SetErrorHandler(ErrorHandler handler) |
| </pre> |
| |
| <p>A description of each parameter follows:</p> |
| |
| <h5>handler</h5> |
| <p>the method to handle errors.</p> |
| |
| </div> |
| <h2><a href="http://www.imagemagick.org/api/MagickCore/exception_8c.html" id="SetFatalErrorHandler">SetFatalErrorHandler</a></h2> |
| <div class="doc-section"> |
| |
| <p>SetFatalErrorHandler() sets the fatal exception handler to the specified method and returns the previous fatal exception handler.</p> |
| |
| <p>The format of the SetErrorHandler method is:</p> |
| |
| <pre class="code"> |
| ErrorHandler SetErrorHandler(ErrorHandler handler) |
| </pre> |
| |
| <p>A description of each parameter follows:</p> |
| |
| <h5>handler</h5> |
| <p>the method to handle errors.</p> |
| |
| </div> |
| <h2><a href="http://www.imagemagick.org/api/MagickCore/exception_8c.html" id="SetWarningHandler">SetWarningHandler</a></h2> |
| <div class="doc-section"> |
| |
| <p>SetWarningHandler() sets the warning handler to the specified method and returns the previous warning handler.</p> |
| |
| <p>The format of the SetWarningHandler method is:</p> |
| |
| <pre class="code"> |
| ErrorHandler SetWarningHandler(ErrorHandler handler) |
| </pre> |
| |
| <p>A description of each parameter follows:</p> |
| |
| <h5>handler</h5> |
| <p>the method to handle warnings.</p> |
| |
| </div> |
| <h2><a href="http://www.imagemagick.org/api/MagickCore/exception_8c.html" id="ThrowException">ThrowException</a></h2> |
| <div class="doc-section"> |
| |
| <p>ThrowException() throws an exception with the specified severity code, reason, and optional description.</p> |
| |
| <p>The format of the ThrowException method is:</p> |
| |
| <pre class="code"> |
| MagickBooleanType ThrowException(ExceptionInfo *exception, |
| const ExceptionType severity,const char *reason, |
| const char *description) |
| </pre> |
| |
| <p>A description of each parameter follows:</p> |
| |
| <h5>exception</h5> |
| <p>the exception info.</p> |
| |
| <h5>severity</h5> |
| <p>the severity of the exception.</p> |
| |
| <h5>reason</h5> |
| <p>the reason for the exception.</p> |
| |
| <h5>description</h5> |
| <p>the exception description.</p> |
| |
| </div> |
|
|
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