From d25dff54f71abef8d4ef42aea7d155807458bb5d Mon Sep 17 00:00:00 2001
From: dsward2 <dsward@arkphone.com>
Date: Sat, 25 Apr 2020 00:48:39 -0500
Subject: [PATCH] In NSOutlineView_Extensions mouseDown method, if user clicks
 on a row that is already selected, skip the call to deselectAll:.  This fixes
 the problem with drag-and-drop for multiple items in the XML Outline View.

---
 macSVG/Cocoa Extensions/NSOutlineView_Extensions.m | 11 ++++++++++-
 macSVG/MacSVG-Info.plist                           |  2 +-
 macSVG/SVGDocument Classes/XMLOutlineController.m  |  2 +-
 3 files changed, 12 insertions(+), 3 deletions(-)

diff --git a/macSVG/Cocoa Extensions/NSOutlineView_Extensions.m b/macSVG/Cocoa Extensions/NSOutlineView_Extensions.m
index 8b0ee38..2beddc5 100644
--- a/macSVG/Cocoa Extensions/NSOutlineView_Extensions.m	
+++ b/macSVG/Cocoa Extensions/NSOutlineView_Extensions.m	
@@ -306,7 +306,16 @@
         }
         else
         {
-            [self deselectAll:self];
+            NSPoint globalLocation = theEvent.locationInWindow;
+            NSPoint localLocation = [self convertPoint:globalLocation fromView:nil];
+            NSInteger clickedRow = [self rowAtPoint:localLocation];
+        
+            NSIndexSet * selectedRowIndexes = self.selectedRowIndexes;
+            
+            if ([selectedRowIndexes containsIndex:clickedRow] == NO)
+            {
+                [self deselectAll:self];
+            }
         }
 
         [super mouseDown:theEvent];
diff --git a/macSVG/MacSVG-Info.plist b/macSVG/MacSVG-Info.plist
index 53f5afd..d714460 100644
--- a/macSVG/MacSVG-Info.plist
+++ b/macSVG/MacSVG-Info.plist
@@ -105,7 +105,7 @@
 	<key>CFBundleSignature</key>
 	<string>????</string>
 	<key>CFBundleVersion</key>
-	<string>3180</string>
+	<string>3187</string>
 	<key>LSApplicationCategoryType</key>
 	<string>public.app-category.graphics-design</string>
 	<key>LSMinimumSystemVersion</key>
diff --git a/macSVG/SVGDocument Classes/XMLOutlineController.m b/macSVG/SVGDocument Classes/XMLOutlineController.m
index 92bab2e..325011f 100644
--- a/macSVG/SVGDocument Classes/XMLOutlineController.m	
+++ b/macSVG/SVGDocument Classes/XMLOutlineController.m	
@@ -2893,7 +2893,6 @@
     }];
 }
 
-
 //==================================================================================
 //	outlineView:rowViewForItem:
 //==================================================================================
@@ -2991,6 +2990,7 @@ static NSString * GenerateUniqueFileNameAtPath(NSString *path, NSString *basenam
     }
 }
 
+
 //==================================================================================
 //	outlineView:writeItems:toPasteboard:
 //==================================================================================