From 96b170e7fb83233c50b17fedf650a6ba8aaa7364 Mon Sep 17 00:00:00 2001
From: nyamatongwe <nyamatongwe@gmail.com>
Date: Sun, 6 Oct 2013 10:03:24 +1100
Subject: Allow subclassing InnerView.

---
 cocoa/ScintillaView.h     |  2 ++
 cocoa/ScintillaView.mm    | 13 ++++++++++++-
 doc/ScintillaHistory.html |  4 ++++
 3 files changed, 18 insertions(+), 1 deletion(-)

diff --git a/cocoa/ScintillaView.h b/cocoa/ScintillaView.h
index 63b5cf4e9..f6a0e0dea 100644
--- a/cocoa/ScintillaView.h
+++ b/cocoa/ScintillaView.h
@@ -118,6 +118,8 @@ extern NSString *const SCIUpdateUINotification;
 @property (nonatomic, assign) id<ScintillaNotificationProtocol> delegate;
 @property (nonatomic, readonly) NSScrollView *scrollView;
 
++ (Class) innerViewClass;
+
 - (void) positionSubViews;
 
 - (void) sendNotification: (NSString*) notificationName;
diff --git a/cocoa/ScintillaView.mm b/cocoa/ScintillaView.mm
index 3bdc9646a..100da27a8 100644
--- a/cocoa/ScintillaView.mm
+++ b/cocoa/ScintillaView.mm
@@ -872,6 +872,17 @@ static NSCursor *cursorFromEnum(Window::Cursor cursor)
 
 //--------------------------------------------------------------------------------------------------
 
+/**
+ * Specify the InnerView class. Can be overridden in a subclass to provide an InnerView subclass.
+ */
+
++ (Class) innerViewClass
+{
+  return [InnerView class];
+}
+
+//--------------------------------------------------------------------------------------------------
+
 /**
  * Receives zoom messages, for example when a "pinch zoom" is performed on the trackpad.
  */
@@ -1032,7 +1043,7 @@ static NSCursor *cursorFromEnum(Window::Cursor cursor)
   self = [super initWithFrame:frame];
   if (self)
   {
-    mContent = [[[InnerView alloc] init] autorelease];
+    mContent = [[[[[self class] innerViewClass] alloc] initWithFrame:NSZeroRect] autorelease];
     mContent.owner = self;
 
     // Initialize the scrollers but don't show them yet.
diff --git a/doc/ScintillaHistory.html b/doc/ScintillaHistory.html
index dd1dff440..d15caa997 100644
--- a/doc/ScintillaHistory.html
+++ b/doc/ScintillaHistory.html
@@ -479,6 +479,10 @@
 	to registerNotifyCallback: which will be deprecated in the future.
 	</li>
 	<li>
+	On Cocoa, clients may customize InnerView by subclassing both InnerView and ScintillaView and implementing the
+	innerViewClass class method on the ScintillaView subclass to return the class of the InnerView subclass.
+	</li>
+	<li>
 	On Cocoa, the ScintillaView.h header hides internal implementation details from Platform.h and ScintillaCocoa.h.
 	dealloc removed from @interface.
 	</li>
-- 
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