Mac/PythonLauncher/MyAppDelegate.m

   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 immedeately 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