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      1 #import "MyAppDelegate.h"
      2 #import "PreferencesWindowController.h"
      3 #import <Carbon/Carbon.h>
      4 #import <ApplicationServices/ApplicationServices.h>
      5 
      6 @implementation MyAppDelegate
      7 
      8 - (id)init
      9 {
     10     self = [super init];
     11     initial_action_done = NO;
     12     should_terminate = NO;
     13     return self;
     14 }
     15 
     16 - (IBAction)showPreferences:(id)sender
     17 {
     18     [PreferencesWindowController getPreferencesWindow];
     19 }
     20 
     21 - (void)applicationDidFinishLaunching:(NSNotification *)notification
     22 {
     23     // Test that the file mappings are correct
     24     [self testFileTypeBinding];
     25     // If we were opened because of a file drag or doubleclick
     26     // we've set initial_action_done in shouldShowUI
     27     // Otherwise we open a preferences dialog.
     28     if (!initial_action_done) {
     29         initial_action_done = YES;
     30         [self showPreferences: self];
     31     }
     32 }
     33 
     34 - (BOOL)shouldShowUI
     35 {
     36     // if this call comes before applicationDidFinishLaunching: we
     37     // should terminate immediately after starting the script.
     38     if (!initial_action_done)
     39         should_terminate = YES;
     40     initial_action_done = YES;
     41     if( GetCurrentKeyModifiers() & optionKey )
     42         return YES;
     43     return NO;
     44 }
     45 
     46 - (BOOL)shouldTerminate
     47 {
     48     return should_terminate;
     49 }
     50 
     51 - (BOOL)applicationShouldOpenUntitledFile:(NSApplication *)sender
     52 {
     53     return NO;
     54 }
     55 
     56 - (void)testFileTypeBinding
     57 {
     58     NSURL *ourUrl;
     59     OSStatus err;
     60     FSRef appRef;
     61     NSURL *appUrl;
     62     static NSString *extensions[] = { @"py", @"pyw", @"pyc", NULL};
     63     NSString **ext_p;
     64     int i;
     65 
     66     if ([[NSUserDefaults standardUserDefaults] boolForKey: @"SkipFileBindingTest"])
     67         return;
     68     ourUrl = [NSURL fileURLWithPath: [[NSBundle mainBundle] bundlePath]];
     69     for( ext_p = extensions; *ext_p; ext_p++ ) {
     70         err = LSGetApplicationForInfo(
     71             kLSUnknownType,
     72             kLSUnknownCreator,
     73             (CFStringRef)*ext_p,
     74             kLSRolesViewer,
     75             &appRef,
     76             (CFURLRef *)&appUrl);
     77         if (err || ![appUrl isEqual: ourUrl] ) {
     78             i = NSRunAlertPanel(@"File type binding",
     79                 @"PythonLauncher is not the default application for all " \
     80                   @"Python script types. You should fix this with the " \
     81                   @"Finder's \"Get Info\" command.\n\n" \
     82                   @"See \"Changing the application that opens a file\" in " \
     83                   @"Mac Help for details.",
     84                 @"OK",
     85                 @"Don't show this warning again",
     86                 NULL);
     87             if ( i == 0 ) { // Don't show again
     88                 [[NSUserDefaults standardUserDefaults]
     89                     setObject:@"YES" forKey:@"SkipFileBindingTest"];
     90             }
     91             return;
     92         }
     93     }
     94 }
     95 
     96 @end
     97