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In [setWidthTracksTextView:] and

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[setHeightTracksTextView:] make sure that the view post changes
and that notifications are only send once.


git-svn-id: svn+ssh://svn.gna.org/svn/gnustep/libs/gui/trunk@8038 72102866-910b-0410-8b05-ffd578937521
This commit is contained in:
Fred Kiefer 2000-11-05 16:30:06 +00:00
parent 07b28f97da
commit cd85ae9c86
1 changed files with 17 additions and 2 deletions
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19
Source/NSTextContainer.m
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@ -137,6 +137,8 @@
if (_textView) if (_textView)
{ {
[_textView setTextContainer: nil]; [_textView setTextContainer: nil];
// May we realy switch this off, as somebody else might be listening
// to those notifications?
[_textView setPostsFrameChangedNotifications: NO]; [_textView setPostsFrameChangedNotifications: NO];
[nc removeObserver: self name: NSViewFrameDidChangeNotification [nc removeObserver: self name: NSViewFrameDidChangeNotification
object: _textView]; object: _textView];
@ -182,15 +184,22 @@
- (void) setWidthTracksTextView: (BOOL)flag - (void) setWidthTracksTextView: (BOOL)flag
{ {
NSNotificationCenter *nc; NSNotificationCenter *nc;
nc = [NSNotificationCenter defaultCenter]; BOOL old_observing = _observingFrameChanges;
_widthTracksTextView = flag; _widthTracksTextView = flag;
_observingFrameChanges = _widthTracksTextView | _heightTracksTextView; _observingFrameChanges = _widthTracksTextView | _heightTracksTextView;
if (_textView == nil) if (_textView == nil)
return; return;
if (_observingFrameChanges == old_observing)
return;
nc = [NSNotificationCenter defaultCenter];
if (_observingFrameChanges) if (_observingFrameChanges)
{ {
[_textView setPostsFrameChangedNotifications: YES];
[nc addObserver: self [nc addObserver: self
selector: @selector(_textViewFrameChanged:) selector: @selector(_textViewFrameChanged:)
name: NSViewFrameDidChangeNotification name: NSViewFrameDidChangeNotification
@ -211,15 +220,21 @@
- (void) setHeightTracksTextView: (BOOL)flag - (void) setHeightTracksTextView: (BOOL)flag
{ {
NSNotificationCenter *nc; NSNotificationCenter *nc;
nc = [NSNotificationCenter defaultCenter]; BOOL old_observing = _observingFrameChanges;
_heightTracksTextView = flag; _heightTracksTextView = flag;
_observingFrameChanges = _widthTracksTextView | _heightTracksTextView; _observingFrameChanges = _widthTracksTextView | _heightTracksTextView;
if (_textView == nil) if (_textView == nil)
return; return;
if (_observingFrameChanges == old_observing)
return;
nc = [NSNotificationCenter defaultCenter];
if (_observingFrameChanges) if (_observingFrameChanges)
{ {
[_textView setPostsFrameChangedNotifications: YES];
[nc addObserver: self [nc addObserver: self
selector: @selector(_textViewFrameChanged:) selector: @selector(_textViewFrameChanged:)
name: NSViewFrameDidChangeNotification name: NSViewFrameDidChangeNotification