Revision: 12679
http://sourceforge.net/p/skim-app/code/12679
Author: hofman
Date: 2022-01-04 15:04:54 +0000 (Tue, 04 Jan 2022)
Log Message:
-----------
Make sure pdfview returns an undoManager, even if it is not in a window, use
delegate if not available.
Modified Paths:
--------------
trunk/SKPDFView.m
Modified: trunk/SKPDFView.m
===================================================================
--- trunk/SKPDFView.m 2022-01-04 13:18:29 UTC (rev 12678)
+++ trunk/SKPDFView.m 2022-01-04 15:04:54 UTC (rev 12679)
@@ -586,6 +586,13 @@
[self updateMagnifyWithEvent:nil];
}
+- (NSUndoManager *)undoManager {
+ NSUndoManager *undoManager = [super undoManager];
+ if (undoManager == nil && [[self delegate]
respondsToSelector:@selector(document)])
+ undoManager = [[(NSWindowController *)[self delegate] document]
undoManager];
+ return undoManager;
+}
+
- (void)setBackgroundColor:(NSColor *)newBackgroundColor {
[super setBackgroundColor:newBackgroundColor];
[self updateLoupeBackgroundColor];
@@ -2160,7 +2167,8 @@
NSUndoManager *undoManager = [self undoManager];
[[undoManager prepareWithInvocationTarget:self] rotatePageAtIndex:idx
by:-rotation];
[undoManager setActionName:NSLocalizedString(@"Rotate Page", @"Undo action
name")];
- [[[[self window] windowController] document] undoableActionIsDiscardable];
+ NSDocument *doc = [[self delegate] respondsToSelector:@selector(document)]
? [(NSWindowController *)[self delegate] document] : [[[self window]
windowController] document];
+ [doc undoableActionIsDiscardable];
PDFPage *page = [[self document] pageAtIndex:idx];
[page setRotation:[page rotation] + rotation];
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