> AppleScript wants newlines. If you were able to get error reporting, you'd
> find that it was complaining like this:
>
> 25:26: syntax error: Expected end of line but found unknown token. (-2741)
>
> Try:
>
> var commandLine = "/usr/bin/osascript -e 'tell application
> \"Mail\"\nactivate\nend tell\n'";
> widget.system(commandLine, null);
>
> The system call just hands whatever your command is over to /bin/sh for
> interpretation, though by that time your Javascript will have already done
> some: \" to " and \n to a real newline and so forth. So you can always test
> on the command line. Also, system will for a process for every call, so I'd
> generally prefer to do this in objC anyway:
This is not exactly correct. The system call will try to exec the command
directly unless the command has metacharacters in it. If it has
metacharacters it will then use /bin/sh.
Thanks,
jl
>
> - (void)activateMail;
> {
> NSString *scriptSource =
> @"tell application \"Mail\"\n"
> " activate\n"
> @"end tell\n";
>
> NSAppleScript *script = [[NSAppleScript alloc]
> initWithSource:scriptSource];
> NSDictionary *error = nil;
> [script executeAndReturnError:&error];
> [script release];
> if (error) {
> NSLog(@"error = %@", error);
> }
> }
>
> It gives you error reporting. If your script is expected to return results,
> you can get them from the return of executeAndReturnError:
>
> -Tom
>
> On May 19, 2005, at 5:50 AM, John Goodman wrote:
>
>> Hello,
>>
>> I am having inconsistent success using widget.system to execute AppleScript
>> commands.
>>
>> For example, this code works -
>>
>> var commandLine = "/usr/bin/osascript -e 'tell application \"TextEdit\"
>> activate end tell'";
>> widget.system(commandLine, null);
>>
>> However, it doesn't work for all applications. If I substitute "iTunes" or
>> "Safari" for "TextEdit", it will launch the named application. But, it
>> *won't* work if I use the names "Preview" or "Mail". Most importantly, it
>> won't work with the application that I have written which I need to access
>> with my widget. If I use Script Editor, I can launch any of these
>> applications with this AppleScript command.
>>
>> I don't want to use widget.openApplication because I want leave the Dashboard
>> and my widget active, so that I can use my widget to send additional
>> AppleScript commands to the open application.
>>
>> Thanks for any tips.
>>
>>
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>
>
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