chrome/browser/cocoa/focus_tracker.mm - Issue 201116: Reverting 26214.

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Side by Side Diff: chrome/browser/cocoa/focus_tracker.mm

Issue 201116: Reverting 26214. (Closed) Base URL: svn://svn.chromium.org/chrome/trunk/src/

Patch Set: Created 11 years, 3 months ago

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1 // Copyright (c) 2009 The Chromium Authors. All rights reserved.

2 // Use of this source code is governed by a BSD-style license that can be

3 // found in the LICENSE file.

4

5 #import "chrome/browser/cocoa/focus_tracker.h"

6

7 #include "base/logging.h"

8

9 @implementation FocusTracker

10

11 - (id)initWithWindow:(NSWindow*)window {

12 if ((self = [super init])) {

13 NSResponder* current_focus = [window firstResponder];

14

15 // Special case NSTextViews, because they are removed from the

16 // view hierarchy when their text field does not have focus. If

17 // an NSTextView is the current first responder, save a pointer to

18 // its NSTextField delegate instead.

19 if ([current_focus isKindOfClass:[NSTextView class]]) {

20 id delegate = [(NSTextView*)current_focus delegate];

21 if ([delegate isKindOfClass:[NSTextField class]])

22 current_focus = delegate;

23 else

24 current_focus = nil;

25 }

26

27 if ([current_focus isKindOfClass:[NSView class]]) {

28 NSView* current_focus_view = (NSView*)current_focus;

29 focusedView_.reset([current_focus_view retain]);

30 }

31 }

32

33 return self;

34 }

35

36 - (BOOL)restoreFocusInWindow:(NSWindow*)window {

37 if (!focusedView_.get())

38 return NO;

39

40 if ([focusedView_ window] && [focusedView_ window] == window)

41 return [window makeFirstResponder:focusedView_.get()];

42

43 return NO;

44 }

45

46 @end

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