From 7c10f10f3f563e84b335e47e61f3bef2516a0a4a Mon Sep 17 00:00:00 2001
From: Eduardo Scoz <eduardoscoz@gmail.com>
Date: Mon, 27 Feb 2012 08:48:24 -0600
Subject: [PATCH] Fixes sorting of elements.

---
 QuickDialog.xcodeproj/project.pbxproj   |  8 ++++++++
 quickdialog/NSMutableArray+MoveObject.h |  7 +++++++
 quickdialog/NSMutableArray+MoveObject.m | 19 +++++++++++++++++++
 quickdialog/QSortingSection.m           |  2 +-
 quickdialog/QuickDialog.h               |  1 +
 5 files changed, 36 insertions(+), 1 deletion(-)
 create mode 100644 quickdialog/NSMutableArray+MoveObject.h
 create mode 100644 quickdialog/NSMutableArray+MoveObject.m

diff --git a/QuickDialog.xcodeproj/project.pbxproj b/QuickDialog.xcodeproj/project.pbxproj
index 00c6bbd0..8871daee 100644
--- a/QuickDialog.xcodeproj/project.pbxproj
+++ b/QuickDialog.xcodeproj/project.pbxproj
@@ -129,6 +129,8 @@
 		D8F180E813F0599A009B0CC2 /* QDynamicDataSection.h in Headers */ = {isa = PBXBuildFile; fileRef = D8F180E813F0599A009B0CC1 /* QDynamicDataSection.h */; };
 		D8F180E813F0599A009B0CC4 /* QTableViewCell.m in Sources */ = {isa = PBXBuildFile; fileRef = D8F180E813F0599A009B0CC3 /* QTableViewCell.m */; };
 		D8F180E813F0599A009B0CC6 /* QTableViewCell.h in Headers */ = {isa = PBXBuildFile; fileRef = D8F180E813F0599A009B0CC5 /* QTableViewCell.h */; };
+		D8F180E813F0599A009B0CC8 /* NSMutableArray+MoveObject.m in Sources */ = {isa = PBXBuildFile; fileRef = D8F180E813F0599A009B0CC7 /* NSMutableArray+MoveObject.m */; };
+		D8F180E813F0599A009B0CCA /* NSMutableArray+MoveObject.h in Headers */ = {isa = PBXBuildFile; fileRef = D8F180E813F0599A009B0CC9 /* NSMutableArray+MoveObject.h */; };
 /* End PBXBuildFile section */
 
 /* Begin PBXContainerItemProxy section */
@@ -277,6 +279,8 @@
 		D8F180E813F0599A009B0CC1 /* QDynamicDataSection.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; name = QDynamicDataSection.h; path = quickdialog/QDynamicDataSection.h; sourceTree = SOURCE_ROOT; };
 		D8F180E813F0599A009B0CC3 /* QTableViewCell.m */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.objc; name = QTableViewCell.m; path = quickdialog/QTableViewCell.m; sourceTree = SOURCE_ROOT; };
 		D8F180E813F0599A009B0CC5 /* QTableViewCell.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; name = QTableViewCell.h; path = quickdialog/QTableViewCell.h; sourceTree = SOURCE_ROOT; };
+		D8F180E813F0599A009B0CC7 /* NSMutableArray+MoveObject.m */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.objc; name = "NSMutableArray+MoveObject.m"; path = "quickdialog/NSMutableArray+MoveObject.m"; sourceTree = SOURCE_ROOT; };
+		D8F180E813F0599A009B0CC9 /* NSMutableArray+MoveObject.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; name = "NSMutableArray+MoveObject.h"; path = "quickdialog/NSMutableArray+MoveObject.h"; sourceTree = SOURCE_ROOT; };
 /* End PBXFileReference section */
 
 /* Begin PBXFrameworksBuildPhase section */
@@ -416,6 +420,8 @@
 		D860356713E0534000CB1785 /* quickdialog */ = {
 			isa = PBXGroup;
 			children = (
+				D8F180E813F0599A009B0CC9 /* NSMutableArray+MoveObject.h */,
+				D8F180E813F0599A009B0CC7 /* NSMutableArray+MoveObject.m */,
 				D87B4FC314F16197006DA833 /* DOAutocompleteTextField.h */,
 				D87B4FC414F16197006DA833 /* DOAutocompleteTextField.m */,
 				D87B4FC514F16197006DA833 /* QAutoEntryElement.h */,
@@ -530,6 +536,7 @@
 			buildActionMask = 2147483647;
 			files = (
 				2C54239F145ADF2B0026A152 /* QuickDialog.h in Headers */,
+				D8F180E813F0599A009B0CCA /* NSMutableArray+MoveObject.h in Headers */,
 				D81F2ED714BBAFCE0066C372 /* QRootBuilder.h in Headers */,
 				D81F2ED814BBAFCE0066C372 /* QBindingEvaluator.h in Headers */,
 				D81F2EE714BBAFCE0066C372 /* QLabelElement.h in Headers */,
@@ -718,6 +725,7 @@
 				194C3FC814EDF1350036C9E7 /* NSMutableArray+IMSExtensions.m in Sources */,
 				D87B4FCC14F16197006DA833 /* QAutoEntryElement.m in Sources */,
 				D87B4FCE14F16197006DA833 /* QAutoEntryTableViewCell.m in Sources */,
+				D8F180E813F0599A009B0CC8 /* NSMutableArray+MoveObject.m in Sources */,
 			);
 			runOnlyForDeploymentPostprocessing = 0;
 		};
diff --git a/quickdialog/NSMutableArray+MoveObject.h b/quickdialog/NSMutableArray+MoveObject.h
new file mode 100644
index 00000000..17cb1d1e
--- /dev/null
+++ b/quickdialog/NSMutableArray+MoveObject.h
@@ -0,0 +1,7 @@
+#import <Foundation/Foundation.h>
+
+@interface NSMutableArray (MoveObject)
+
+- (void)moveObjectFromIndex:(NSUInteger)from toIndex:(NSUInteger)to;
+
+@end
\ No newline at end of file
diff --git a/quickdialog/NSMutableArray+MoveObject.m b/quickdialog/NSMutableArray+MoveObject.m
new file mode 100644
index 00000000..786fcb1f
--- /dev/null
+++ b/quickdialog/NSMutableArray+MoveObject.m
@@ -0,0 +1,19 @@
+#import "NSMutableArray+MoveObject.h"
+
+@implementation NSMutableArray (MoveObject)
+
+- (void)moveObjectFromIndex:(NSUInteger)from toIndex:(NSUInteger)to
+{
+    if (to == from)
+        return;
+
+    id objectToMove = [self objectAtIndex:from];
+    [self removeObjectAtIndex:from];
+    if (to >= [self count]) {
+        [self addObject:objectToMove];
+    } else {
+        [self insertObject:objectToMove atIndex:to];
+    }
+}
+@end
+
diff --git a/quickdialog/QSortingSection.m b/quickdialog/QSortingSection.m
index 0d0e7589..f1553808 100644
--- a/quickdialog/QSortingSection.m
+++ b/quickdialog/QSortingSection.m
@@ -44,7 +44,7 @@ - (void)fetchValueIntoObject:(id)obj {
 }
 
 - (void)moveElementFromRow:(NSUInteger)from toRow:(NSUInteger)to {
-    [self.elements exchangeObjectAtIndex:from withObjectAtIndex:to];
+    [self.elements moveObjectFromIndex:from toIndex:to];
 }
 
 
diff --git a/quickdialog/QuickDialog.h b/quickdialog/QuickDialog.h
index f0454cb8..f4bbf5dd 100644
--- a/quickdialog/QuickDialog.h
+++ b/quickdialog/QuickDialog.h
@@ -15,6 +15,7 @@
 
 #import "QuickDialogController.h"
 #import "QuickDialogController+Loading.h"
+#import "NSMutableArray+MoveObject.h"
 #import "QuickDialogTableView.h"
 #import "QuickDialogTableDelegate.h"