修正在 macOS 10.13 beta 上無法叫出偏好設定的問題

修正根據請參考以下連結:
3241c7f688

Source/AppDelegate.h

@@ -34,6 +34,7 @@
 
 #import <Cocoa/Cocoa.h>
 
+@class PreferencesWindowController;
 @class UpdateNotificationController;
 
 @interface AppDelegate : NSObject <NSApplicationDelegate>
@@ -42,11 +43,13 @@
     NSWindow *_window;
     NSURLConnection *_updateCheckConnection;
     NSMutableData *_receivingData;
+    PreferencesWindowController *_preferencesWindowController;
     UpdateNotificationController *_updateNotificationController;
 }
 
 - (void)checkForUpdate;
 - (void)checkForUpdateForced:(BOOL)forced;
+- (void)showPreferences;
 
 @property (assign, nonatomic) IBOutlet NSWindow *window;
 @end

Source/AppDelegate.m

@@ -52,6 +52,7 @@ static const NSTimeInterval kTimeoutInterval = 60.0;
 
 - (void)dealloc
 {
+    [_preferencesWindowController release];
     [_updateCheckConnection release];
     [_updateNotificationController release];
     [super dealloc];
@@ -122,6 +123,15 @@ static const NSTimeInterval kTimeoutInterval = 60.0;
     [_updateCheckConnection start];
 }
 
+- (void)showPreferences
+{
+    if (!_preferencesWindowController) {
+        _preferencesWindowController = [[PreferencesWindowController alloc] initWithWindowNibName:@"preferences"];
+    }
+    [[_preferencesWindowController window] center];
+    [[_preferencesWindowController window] orderFront:self];
+}
+
 - (void)connection:(NSURLConnection *)connection didFailWithError:(NSError *)error
 {
     [_receivingData release];

Source/InputMethodController.mm

@@ -1385,7 +1385,11 @@ public:
 - (void)showPreferences:(id)sender
 {
     // show the preferences panel, and also make the IME app itself the focus
+    if ([IMKInputController instancesRespondToSelector:@selector(showPreferences:)]) {
         [super showPreferences:sender];
+    } else {
+        [(AppDelegate *)[NSApp delegate] showPreferences];
+    }
     [[NSApplication sharedApplication] activateIgnoringOtherApps:YES];
 }