LiveList refetch

CoreStore.xcodeproj/project.pbxproj

@@ -3123,6 +3123,7 @@
 				DYLIB_INSTALL_NAME_BASE = "@rpath";
 				INSTALL_PATH = "$(LOCAL_LIBRARY_DIR)/Frameworks";
 				LD_RUNPATH_SEARCH_PATHS = "$(inherited) @executable_path/Frameworks @loader_path/Frameworks";
+				MARKETING_VERSION = 7.0.0;
 				SDKROOT = iphoneos;
 				SKIP_INSTALL = YES;
 				SWIFT_OPTIMIZATION_LEVEL = "-Onone";
@@ -3141,6 +3142,7 @@
 				DYLIB_INSTALL_NAME_BASE = "@rpath";
 				INSTALL_PATH = "$(LOCAL_LIBRARY_DIR)/Frameworks";
 				LD_RUNPATH_SEARCH_PATHS = "$(inherited) @executable_path/Frameworks @loader_path/Frameworks";
+				MARKETING_VERSION = 7.0.0;
 				SDKROOT = iphoneos;
 				SKIP_INSTALL = YES;
 				SWIFT_OPTIMIZATION_LEVEL = "-O";

CoreStoreDemo/CoreStoreDemo.xcodeproj/project.pbxproj

@@ -26,6 +26,8 @@
 		B54AAD5B1AF4D26E00848AE0 /* Images.xcassets in Resources */ = {isa = PBXBuildFile; fileRef = B54AAD5A1AF4D26E00848AE0 /* Images.xcassets */; };
 		B54AAD5E1AF4D26E00848AE0 /* LaunchScreen.xib in Resources */ = {isa = PBXBuildFile; fileRef = B54AAD5C1AF4D26E00848AE0 /* LaunchScreen.xib */; };
 		B560070F1B3EC90F00A9A8F9 /* OrganismV2ToV3MigrationPolicy.swift in Sources */ = {isa = PBXBuildFile; fileRef = B560070E1B3EC90F00A9A8F9 /* OrganismV2ToV3MigrationPolicy.swift */; };
+		B5635D192357F9F700B80E6B /* CollectionViewDemoViewController.swift in Sources */ = {isa = PBXBuildFile; fileRef = B5635D182357F9F700B80E6B /* CollectionViewDemoViewController.swift */; };
+		B5635D1B2357FA4B00B80E6B /* PaletteCollectionViewCell.swift in Sources */ = {isa = PBXBuildFile; fileRef = B5635D1A2357FA4B00B80E6B /* PaletteCollectionViewCell.swift */; };
 		B566E32A1B117B1F00F4F0C6 /* StackSetupDemoViewController.swift in Sources */ = {isa = PBXBuildFile; fileRef = B566E3291B117B1F00F4F0C6 /* StackSetupDemoViewController.swift */; };
 		B566E3321B11DF3200F4F0C6 /* UserAccount.swift in Sources */ = {isa = PBXBuildFile; fileRef = B566E3311B11DF3200F4F0C6 /* UserAccount.swift */; };
 		B56964C91B20AC780075EE4A /* CustomLoggerViewController.swift in Sources */ = {isa = PBXBuildFile; fileRef = B56964C81B20AC780075EE4A /* CustomLoggerViewController.swift */; };
@@ -38,6 +40,7 @@
 		B569651C1B30889A0075EE4A /* QueryingResultsViewController.swift in Sources */ = {isa = PBXBuildFile; fileRef = B569651B1B30889A0075EE4A /* QueryingResultsViewController.swift */; };
 		B56965291B3582D30075EE4A /* MigrationDemo.xcdatamodeld in Sources */ = {isa = PBXBuildFile; fileRef = B56965271B3582D30075EE4A /* MigrationDemo.xcdatamodeld */; };
 		B5AA37EF2357D30300FFD4B9 /* ColorsDemo.swift in Sources */ = {isa = PBXBuildFile; fileRef = B5AA37EE2357D30300FFD4B9 /* ColorsDemo.swift */; };
+		B5C37EE52357FEBE0035A20D /* PaletteCollectionSectionHeaderView.swift in Sources */ = {isa = PBXBuildFile; fileRef = B5C37EE42357FEBE0035A20D /* PaletteCollectionSectionHeaderView.swift */; };
 		B5E599321B5240F50084BD5F /* OrganismTableViewCell.swift in Sources */ = {isa = PBXBuildFile; fileRef = B5E599311B5240F50084BD5F /* OrganismTableViewCell.swift */; };
 		B5E89AD01C5292A2003B04A9 /* CoreStore.framework in Frameworks */ = {isa = PBXBuildFile; fileRef = B5BDC9211C202429008147CD /* CoreStore.framework */; };
 		B5E89AD11C5292A2003B04A9 /* CoreStore.framework in Embed Frameworks */ = {isa = PBXBuildFile; fileRef = B5BDC9211C202429008147CD /* CoreStore.framework */; settings = {ATTRIBUTES = (CodeSignOnCopy, RemoveHeadersOnCopy, ); }; };
@@ -85,6 +88,8 @@
 		B54AAD5A1AF4D26E00848AE0 /* Images.xcassets */ = {isa = PBXFileReference; lastKnownFileType = folder.assetcatalog; path = Images.xcassets; sourceTree = "<group>"; };
 		B54AAD5D1AF4D26E00848AE0 /* Base */ = {isa = PBXFileReference; lastKnownFileType = file.xib; name = Base; path = Base.lproj/LaunchScreen.xib; sourceTree = "<group>"; };
 		B560070E1B3EC90F00A9A8F9 /* OrganismV2ToV3MigrationPolicy.swift */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.swift; path = OrganismV2ToV3MigrationPolicy.swift; sourceTree = "<group>"; };
+		B5635D182357F9F700B80E6B /* CollectionViewDemoViewController.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = CollectionViewDemoViewController.swift; sourceTree = "<group>"; };
+		B5635D1A2357FA4B00B80E6B /* PaletteCollectionViewCell.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = PaletteCollectionViewCell.swift; sourceTree = "<group>"; };
 		B566E3291B117B1F00F4F0C6 /* StackSetupDemoViewController.swift */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.swift; path = StackSetupDemoViewController.swift; sourceTree = "<group>"; };
 		B566E3311B11DF3200F4F0C6 /* UserAccount.swift */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.swift; path = UserAccount.swift; sourceTree = "<group>"; };
 		B56964C81B20AC780075EE4A /* CustomLoggerViewController.swift */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.swift; path = CustomLoggerViewController.swift; sourceTree = "<group>"; };
@@ -98,6 +103,7 @@
 		B56965281B3582D30075EE4A /* MigrationDemo.xcdatamodel */ = {isa = PBXFileReference; lastKnownFileType = wrapper.xcdatamodel; path = MigrationDemo.xcdatamodel; sourceTree = "<group>"; };
 		B5AA37EE2357D30300FFD4B9 /* ColorsDemo.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = ColorsDemo.swift; sourceTree = "<group>"; };
 		B5BDC9211C202429008147CD /* CoreStore.framework */ = {isa = PBXFileReference; explicitFileType = wrapper.framework; path = CoreStore.framework; sourceTree = BUILT_PRODUCTS_DIR; };
+		B5C37EE42357FEBE0035A20D /* PaletteCollectionSectionHeaderView.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = PaletteCollectionSectionHeaderView.swift; sourceTree = "<group>"; };
 		B5E599311B5240F50084BD5F /* OrganismTableViewCell.swift */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.swift; name = OrganismTableViewCell.swift; path = "CoreStoreDemo/MIgrations Demo/OrganismTableViewCell.swift"; sourceTree = SOURCE_ROOT; };
 		B5EE25801B36E1B00000406B /* MigrationDemoV2.xcdatamodel */ = {isa = PBXFileReference; lastKnownFileType = wrapper.xcdatamodel; path = MigrationDemoV2.xcdatamodel; sourceTree = "<group>"; };
 		B5EE25841B36E23C0000406B /* OrganismV1.swift */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.swift; path = OrganismV1.swift; sourceTree = "<group>"; };
@@ -138,9 +144,12 @@
 				B5AA37EE2357D30300FFD4B9 /* ColorsDemo.swift */,
 				B52977D81B120B80003D50A5 /* ObserversViewController.swift */,
 				B503FADB1AFDC71700F90881 /* ListObserverDemoViewController.swift */,
+				B5635D182357F9F700B80E6B /* CollectionViewDemoViewController.swift */,
 				B503FADC1AFDC71700F90881 /* ObjectObserverDemoViewController.swift */,
 				B503FADD1AFDC71700F90881 /* Palette.swift */,
 				B503FADE1AFDC71700F90881 /* PaletteTableViewCell.swift */,
+				B5635D1A2357FA4B00B80E6B /* PaletteCollectionViewCell.swift */,
+				B5C37EE42357FEBE0035A20D /* PaletteCollectionSectionHeaderView.swift */,
 			);
 			path = "List and Object Observers Demo";
 			sourceTree = "<group>";
@@ -333,6 +342,7 @@
 			buildActionMask = 2147483647;
 			files = (
 				B56965181B2E20CC0075EE4A /* TimeZone.swift in Sources */,
+				B5C37EE52357FEBE0035A20D /* PaletteCollectionSectionHeaderView.swift in Sources */,
 				B56965291B3582D30075EE4A /* MigrationDemo.xcdatamodeld in Sources */,
 				B5E599321B5240F50084BD5F /* OrganismTableViewCell.swift in Sources */,
 				B5EE25851B36E23C0000406B /* OrganismV1.swift in Sources */,
@@ -344,6 +354,7 @@
 				B503FAE01AFDC71700F90881 /* ObjectObserverDemoViewController.swift in Sources */,
 				B52977D91B120B80003D50A5 /* ObserversViewController.swift in Sources */,
 				B56964C91B20AC780075EE4A /* CustomLoggerViewController.swift in Sources */,
+				B5635D192357F9F700B80E6B /* CollectionViewDemoViewController.swift in Sources */,
 				B566E32A1B117B1F00F4F0C6 /* StackSetupDemoViewController.swift in Sources */,
 				B56964DA1B231BCA0075EE4A /* MaleAccount.swift in Sources */,
 				B566E3321B11DF3200F4F0C6 /* UserAccount.swift in Sources */,
@@ -355,6 +366,7 @@
 				B503FADF1AFDC71700F90881 /* ListObserverDemoViewController.swift in Sources */,
 				B54AAD4F1AF4D26E00848AE0 /* AppDelegate.swift in Sources */,
 				B50132282344E5E900FC238B /* SwiftUIContainerViewController.swift in Sources */,
+				B5635D1B2357FA4B00B80E6B /* PaletteCollectionViewCell.swift in Sources */,
 				B56964D71B231AE90075EE4A /* StackSetupDemo.xcdatamodeld in Sources */,
 				B56964DC1B231BCB0075EE4A /* FemaleAccount.swift in Sources */,
 				B5AA37EF2357D30300FFD4B9 /* ColorsDemo.swift in Sources */,

CoreStoreDemo/CoreStoreDemo/Base.lproj/Main.storyboard

@@ -4,6 +4,7 @@
     <dependencies>
         <deployment identifier="iOS"/>
         <plugIn identifier="com.apple.InterfaceBuilder.IBCocoaTouchPlugin" version="15404"/>
+        <capability name="collection view cell content view" minToolsVersion="11.0"/>
         <capability name="documents saved in the Xcode 8 format" minToolsVersion="8.0"/>
     </dependencies>
     <customFonts key="customFonts">
@@ -623,7 +624,7 @@
                 </viewController>
                 <placeholder placeholderIdentifier="IBFirstResponder" id="49t-Sy-Rq7" userLabel="First Responder" sceneMemberID="firstResponder"/>
             </objects>
-            <point key="canvasLocation" x="5864" y="1324.5"/>
+            <point key="canvasLocation" x="6316" y="1267"/>
         </scene>
         <!--Colors-->
         <scene sceneID="3lD-lX-hIc">
@@ -649,7 +650,7 @@
                                     <containerView opaque="NO" contentMode="scaleToFill" translatesAutoresizingMaskIntoConstraints="NO" id="6So-f3-4Gp">
                                         <rect key="frame" x="0.0" y="311.5" width="375" height="311.5"/>
                                         <connections>
-                                            <segue destination="bLr-DM-i2t" kind="embed" id="OdS-gZ-CUA"/>
+                                            <segue destination="Rdw-NU-NaK" kind="embed" id="3Ob-Bj-yvz"/>
                                         </connections>
                                     </containerView>
                                 </subviews>
@@ -713,7 +714,7 @@
             </objects>
             <point key="canvasLocation" x="1822" y="2013"/>
         </scene>
-        <!--List Observer-->
+        <!--LiveList-->
         <scene sceneID="gkX-bd-Rel">
             <objects>
                 <tableViewController id="3AE-ED-0oj" customClass="ListObserverDemoViewController" customModule="CoreStoreDemo" customModuleProvider="target" sceneMemberID="viewController">
@@ -764,14 +765,14 @@
                         </connections>
                     </tableView>
                     <extendedEdge key="edgesForExtendedLayout" top="YES"/>
-                    <navigationItem key="navigationItem" title="List Observer" id="JjF-x3-ixG"/>
+                    <navigationItem key="navigationItem" title="LiveList" id="5kj-jr-HoL"/>
                     <connections>
                         <segue destination="dX3-kR-CYC" kind="show" identifier="ObjectObserverDemoViewController" id="hyN-De-zte"/>
                     </connections>
                 </tableViewController>
                 <placeholder placeholderIdentifier="IBFirstResponder" id="P5L-49-pOr" userLabel="First Responder" sceneMemberID="firstResponder"/>
             </objects>
-            <point key="canvasLocation" x="5085" y="1144.5"/>
+            <point key="canvasLocation" x="5156" y="1144"/>
         </scene>
         <!--Placemarks-->
         <scene sceneID="LRD-q1-hw1">
@@ -878,8 +879,8 @@
                     <navigationBar key="navigationBar" contentMode="scaleToFill" id="wJo-mp-1pS">
                         <rect key="frame" x="0.0" y="0.0" width="375" height="44"/>
                         <autoresizingMask key="autoresizingMask"/>
-                        <color key="tintColor" red="0.68773996829986572" green="0.71417498588562012" blue="0.73246318101882935" alpha="1" colorSpace="custom" customColorSpace="sRGB"/>
+                        <color key="tintColor" red="0.68627450980392157" green="0.71372549019607845" blue="0.73333333333333328" alpha="1" colorSpace="custom" customColorSpace="sRGB"/>
-                        <color key="barTintColor" red="0.13079629838466644" green="0.184075728058815" blue="0.24594299495220184" alpha="1" colorSpace="custom" customColorSpace="sRGB"/>
+                        <color key="barTintColor" red="0.12941176470588234" green="0.18431372549019609" blue="0.24705882352941178" alpha="1" colorSpace="custom" customColorSpace="sRGB"/>
                         <textAttributes key="titleTextAttributes">
                             <fontDescription key="fontDescription" name="HelveticaNeue-Thin" family="Helvetica Neue" pointSize="20"/>
                             <color key="textColor" red="0.68773996829986572" green="0.71417498588562012" blue="0.73246318101882935" alpha="1" colorSpace="custom" customColorSpace="sRGB"/>
@@ -894,36 +895,76 @@
             </objects>
             <point key="canvasLocation" x="4404" y="1144.5"/>
         </scene>
-        <!--SwiftUI Container View Controller-->
+        <!--LiveList-->
-        <scene sceneID="nAz-oS-mGy">
+        <scene sceneID="CXQ-vG-dtK">
             <objects>
-                <viewController id="bLr-DM-i2t" customClass="SwiftUIContainerViewController" customModule="CoreStoreDemo" customModuleProvider="target" sceneMemberID="viewController">
+                <collectionViewController id="EKY-1g-ALK" customClass="CollectionViewDemoViewController" customModule="CoreStoreDemo" customModuleProvider="target" sceneMemberID="viewController">
-                    <layoutGuides>
+                    <collectionView key="view" clipsSubviews="YES" multipleTouchEnabled="YES" contentMode="scaleToFill" dataMode="prototypes" id="hx3-j3-Q80">
-                        <viewControllerLayoutGuide type="top" id="3nJ-WH-imr"/>
+                        <rect key="frame" x="0.0" y="0.0" width="375" height="311"/>
-                        <viewControllerLayoutGuide type="bottom" id="Q1w-Zn-fPm"/>
-                    </layoutGuides>
-                    <view key="view" contentMode="scaleToFill" id="kof-sr-Xm1">
-                        <rect key="frame" x="0.0" y="0.0" width="375" height="311.5"/>
                         <autoresizingMask key="autoresizingMask" widthSizable="YES" heightSizable="YES"/>
-                        <subviews>
-                            <label opaque="NO" userInteractionEnabled="NO" contentMode="left" horizontalHuggingPriority="251" verticalHuggingPriority="251" verticalCompressionResistancePriority="250" text="SwiftUI is not supported on this device/OS version" textAlignment="center" lineBreakMode="tailTruncation" numberOfLines="0" baselineAdjustment="alignBaselines" minimumScaleFactor="0.5" adjustsLetterSpacingToFitWidth="YES" translatesAutoresizingMaskIntoConstraints="NO" id="M6C-fv-74B">
-                                <rect key="frame" x="16" y="126" width="343" height="60"/>
-                                <fontDescription key="fontDescription" name="HelveticaNeue-Bold" family="Helvetica Neue" pointSize="25"/>
-                                <color key="textColor" white="0.66666666666666663" alpha="1" colorSpace="custom" customColorSpace="genericGamma22GrayColorSpace"/>
-                                <nil key="highlightedColor"/>
-                            </label>
-                        </subviews>
                         <color key="backgroundColor" systemColor="systemBackgroundColor" cocoaTouchSystemColor="whiteColor"/>
-                        <constraints>
+                        <collectionViewFlowLayout key="collectionViewLayout" automaticEstimatedItemSize="YES" minimumLineSpacing="10" minimumInteritemSpacing="10" id="X6n-f9-yEl">
-                            <constraint firstAttribute="trailingMargin" secondItem="M6C-fv-74B" secondAttribute="trailing" id="68e-4i-uHt"/>
+                            <size key="itemSize" width="50" height="50"/>
-                            <constraint firstItem="M6C-fv-74B" firstAttribute="centerY" secondItem="kof-sr-Xm1" secondAttribute="centerY" id="W80-DR-xpp"/>
+                            <size key="headerReferenceSize" width="50" height="50"/>
-                            <constraint firstItem="M6C-fv-74B" firstAttribute="leading" secondItem="kof-sr-Xm1" secondAttribute="leadingMargin" id="nQs-sh-4BY"/>
+                            <size key="footerReferenceSize" width="0.0" height="0.0"/>
-                        </constraints>
+                            <inset key="sectionInset" minX="0.0" minY="0.0" maxX="0.0" maxY="0.0"/>
-                    </view>
+                        </collectionViewFlowLayout>
-                </viewController>
+                        <cells>
-                <placeholder placeholderIdentifier="IBFirstResponder" id="m7Z-UU-Jc8" userLabel="First Responder" customClass="UIResponder" sceneMemberID="firstResponder"/>
+                            <collectionViewCell opaque="NO" clipsSubviews="YES" multipleTouchEnabled="YES" contentMode="center" reuseIdentifier="PaletteCollectionViewCell" id="x2U-Yq-KAx" customClass="PaletteCollectionViewCell" customModule="CoreStoreDemo" customModuleProvider="target">
+                                <rect key="frame" x="0.0" y="50" width="50" height="50"/>
+                                <autoresizingMask key="autoresizingMask" flexibleMaxX="YES" flexibleMaxY="YES"/>
+                                <collectionViewCellContentView key="contentView" opaque="NO" clipsSubviews="YES" multipleTouchEnabled="YES" contentMode="center" insetsLayoutMarginsFromSafeArea="NO" id="Alc-Is-Hc1">
+                                    <rect key="frame" x="0.0" y="0.0" width="50" height="50"/>
+                                    <autoresizingMask key="autoresizingMask"/>
+                                    <subviews>
+                                        <view contentMode="scaleToFill" translatesAutoresizingMaskIntoConstraints="NO" id="NxF-xt-nas">
+                                            <rect key="frame" x="2" y="2" width="46" height="46"/>
+                                            <color key="backgroundColor" systemColor="systemBackgroundColor" cocoaTouchSystemColor="whiteColor"/>
+                                        </view>
+                                    </subviews>
+                                    <constraints>
+                                        <constraint firstItem="NxF-xt-nas" firstAttribute="leading" secondItem="Alc-Is-Hc1" secondAttribute="leading" constant="2" id="Hjb-0k-4HP"/>
+                                        <constraint firstAttribute="trailing" secondItem="NxF-xt-nas" secondAttribute="trailing" constant="2" id="fKI-q8-bbI"/>
+                                        <constraint firstItem="NxF-xt-nas" firstAttribute="top" secondItem="Alc-Is-Hc1" secondAttribute="top" constant="2" id="qS6-eD-5T1"/>
+                                        <constraint firstAttribute="bottom" secondItem="NxF-xt-nas" secondAttribute="bottom" constant="2" id="uWP-o0-nzA"/>
+                                    </constraints>
+                                </collectionViewCellContentView>
+                                <connections>
+                                    <outlet property="colorView" destination="NxF-xt-nas" id="ywq-kB-ycp"/>
+                                </connections>
+                            </collectionViewCell>
+                        </cells>
+                        <collectionReusableView key="sectionHeaderView" opaque="NO" clipsSubviews="YES" multipleTouchEnabled="YES" contentMode="center" reuseIdentifier="PaletteCollectionSectionHeaderView" id="bRa-K0-IUz" customClass="PaletteCollectionSectionHeaderView" customModule="CoreStoreDemo" customModuleProvider="target">
+                            <rect key="frame" x="0.0" y="0.0" width="375" height="50"/>
+                            <autoresizingMask key="autoresizingMask" flexibleMaxX="YES" flexibleMaxY="YES"/>
+                            <subviews>
+                                <label opaque="NO" userInteractionEnabled="NO" contentMode="left" horizontalHuggingPriority="251" verticalHuggingPriority="251" text="Label" textAlignment="natural" lineBreakMode="tailTruncation" baselineAdjustment="alignBaselines" adjustsFontSizeToFit="NO" translatesAutoresizingMaskIntoConstraints="NO" id="KHu-XO-jxd">
+                                    <rect key="frame" x="10" y="2" width="363" height="46"/>
+                                    <fontDescription key="fontDescription" name="HelveticaNeue-Medium" family="Helvetica Neue" pointSize="17"/>
+                                    <nil key="textColor"/>
+                                    <nil key="highlightedColor"/>
+                                </label>
+                            </subviews>
+                            <constraints>
+                                <constraint firstAttribute="trailing" secondItem="KHu-XO-jxd" secondAttribute="trailing" constant="2" id="Meb-ZG-6uP"/>
+                                <constraint firstAttribute="bottom" secondItem="KHu-XO-jxd" secondAttribute="bottom" constant="2" id="SL5-cA-7nf"/>
+                                <constraint firstItem="KHu-XO-jxd" firstAttribute="top" secondItem="bRa-K0-IUz" secondAttribute="top" constant="2" id="VFE-35-4gg"/>
+                                <constraint firstItem="KHu-XO-jxd" firstAttribute="leading" secondItem="bRa-K0-IUz" secondAttribute="leading" constant="10" id="pzx-h0-rZd"/>
+                            </constraints>
+                            <connections>
+                                <outlet property="label" destination="KHu-XO-jxd" id="qqK-Rm-eww"/>
+                            </connections>
+                        </collectionReusableView>
+                        <connections>
+                            <outlet property="dataSource" destination="EKY-1g-ALK" id="way-Q8-Xhb"/>
+                            <outlet property="delegate" destination="EKY-1g-ALK" id="r9k-Fz-mWc"/>
+                        </connections>
+                    </collectionView>
+                    <navigationItem key="navigationItem" title="LiveList" id="goy-Zu-94A"/>
+                </collectionViewController>
+                <placeholder placeholderIdentifier="IBFirstResponder" id="Fmi-gN-RXz" userLabel="First Responder" customClass="UIResponder" sceneMemberID="firstResponder"/>
             </objects>
-            <point key="canvasLocation" x="4404" y="1483.3583208395803"/>
+            <point key="canvasLocation" x="5156" y="1484"/>
         </scene>
         <!--Time Zones-->
         <scene sceneID="nFT-bo-7y9">
@@ -1101,6 +1142,30 @@
             </objects>
             <point key="canvasLocation" x="4404" y="3055"/>
         </scene>
+        <!--Navigation Controller-->
+        <scene sceneID="s0N-is-CU8">
+            <objects>
+                <navigationController automaticallyAdjustsScrollViewInsets="NO" id="Rdw-NU-NaK" sceneMemberID="viewController">
+                    <toolbarItems/>
+                    <navigationBar key="navigationBar" contentMode="scaleToFill" insetsLayoutMarginsFromSafeArea="NO" id="clN-r9-yIR">
+                        <rect key="frame" x="0.0" y="0.0" width="375" height="44"/>
+                        <autoresizingMask key="autoresizingMask"/>
+                        <color key="tintColor" red="0.68627450980000004" green="0.71372549019999998" blue="0.73333333329999995" alpha="1" colorSpace="custom" customColorSpace="sRGB"/>
+                        <color key="barTintColor" red="0.12941176469999999" green="0.1840757281" blue="0.245942995" alpha="1" colorSpace="custom" customColorSpace="sRGB"/>
+                        <textAttributes key="titleTextAttributes">
+                            <fontDescription key="fontDescription" name="HelveticaNeue-Thin" family="Helvetica Neue" pointSize="21"/>
+                            <color key="textColor" red="0.68627450980000004" green="0.71372549019999998" blue="0.73333333329999995" alpha="1" colorSpace="custom" customColorSpace="sRGB"/>
+                        </textAttributes>
+                    </navigationBar>
+                    <nil name="viewControllers"/>
+                    <connections>
+                        <segue destination="EKY-1g-ALK" kind="relationship" relationship="rootViewController" id="CG7-LF-MHV"/>
+                    </connections>
+                </navigationController>
+                <placeholder placeholderIdentifier="IBFirstResponder" id="qAN-O1-Rn4" userLabel="First Responder" customClass="UIResponder" sceneMemberID="firstResponder"/>
+            </objects>
+            <point key="canvasLocation" x="4404" y="1484"/>
+        </scene>
     </scenes>
     <resources>
         <image name="second" width="30" height="30"/>

CoreStoreDemo/CoreStoreDemo/List and Object Observers Demo/CollectionViewDemoViewController.swift

@@ -0,0 +1,169 @@
+//
+//  CollectionViewDemoViewController.swift
+//  CoreStoreDemo
+//
+//  Created by John Estropia on 2019/10/17.
+//  Copyright © 2019 John Rommel Estropia. All rights reserved.
+//
+
+import UIKit
+import CoreStore
+
+
+// MARK: - CollectionViewDemoViewController
+
+final class CollectionViewDemoViewController: UICollectionViewController {
+
+    // MARK: UIViewController
+
+    override func viewDidLoad() {
+
+        super.viewDidLoad()
+
+        let navigationItem = self.navigationItem
+        navigationItem.leftBarButtonItems = [
+            self.editButtonItem,
+            UIBarButtonItem(
+                barButtonSystemItem: .trash,
+                target: self,
+                action: #selector(self.resetBarButtonItemTouched(_:))
+            )
+        ]
+
+        let filterBarButton = UIBarButtonItem(
+            title: ColorsDemo.filter.rawValue,
+            style: .plain,
+            target: self,
+            action: #selector(self.filterBarButtonItemTouched(_:))
+        )
+        navigationItem.rightBarButtonItems = [
+            UIBarButtonItem(
+                barButtonSystemItem: .add,
+                target: self,
+                action: #selector(self.addBarButtonItemTouched(_:))
+            ),
+            UIBarButtonItem(
+                barButtonSystemItem: .refresh,
+                target: self,
+                action: #selector(self.shuffleBarButtonItemTouched(_:))
+            ),
+            filterBarButton
+        ]
+        self.filterBarButton = filterBarButton
+
+        self.dataSource = DiffableDataSource.CollectionView<Palette>(
+            collectionView: self.collectionView,
+            dataStack: ColorsDemo.stack,
+            cellProvider: { (collectionView, indexPath, palette) in
+
+                let cell = collectionView.dequeueReusableCell(withReuseIdentifier: "PaletteCollectionViewCell", for: indexPath) as! PaletteCollectionViewCell
+                cell.colorView?.backgroundColor = palette.color
+                cell.label?.text = palette.colorText
+                return cell
+            },
+            supplementaryViewProvider: { (collectionView, kind, indexPath) in
+
+                switch kind {
+
+                case UICollectionView.elementKindSectionHeader:
+                    let view = collectionView.dequeueReusableSupplementaryView(ofKind: kind, withReuseIdentifier: "PaletteCollectionSectionHeaderView", for: indexPath) as! PaletteCollectionSectionHeaderView
+                    view.label?.text = ColorsDemo.palettes.sectionIdentifiers[indexPath.section]
+                    return view
+
+                default:
+                    return nil
+                }
+            }
+        )
+        ColorsDemo.palettes.addObserver(self) { [weak self] (liveList) in
+
+            guard let self = self else {
+
+                return
+            }
+            self.filterBarButton?.title = ColorsDemo.filter.rawValue
+            self.dataSource?.apply(liveList.snapshot, animatingDifferences: true)
+        }
+        self.dataSource?.apply(ColorsDemo.palettes.snapshot, animatingDifferences: false)
+    }
+
+    override func prepare(for segue: UIStoryboardSegue, sender: Any?) {
+
+        super.prepare(for: segue, sender: sender)
+
+        switch (segue.identifier, segue.destination, sender) {
+
+        case ("ObjectObserverDemoViewController"?, let destinationViewController as ObjectObserverDemoViewController, let palette as LiveObject<Palette>):
+            destinationViewController.setPalette(palette)
+
+        default:
+            break
+        }
+    }
+
+
+    // MARK: UICollectionViewDelegate
+
+    override func collectionView(_ collectionView: UICollectionView, didSelectItemAt indexPath: IndexPath) {
+
+        collectionView.deselectItem(at: indexPath, animated: true)
+
+        self.performSegue(
+            withIdentifier: "ObjectObserverDemoViewController",
+            sender: ColorsDemo.palettes[indexPath: indexPath]
+        )
+    }
+
+
+    // MARK: Private
+
+    private var filterBarButton: UIBarButtonItem?
+    private var dataSource: DiffableDataSource.CollectionView<Palette>?
+
+    deinit {
+
+        ColorsDemo.palettes.removeObserver(self)
+    }
+
+    @IBAction private dynamic func resetBarButtonItemTouched(_ sender: AnyObject?) {
+
+        ColorsDemo.stack.perform(
+            asynchronous: { (transaction) in
+
+                try transaction.deleteAll(From<Palette>())
+            },
+            completion: { _ in }
+        )
+    }
+
+    @IBAction private dynamic func filterBarButtonItemTouched(_ sender: AnyObject?) {
+
+        ColorsDemo.filter = ColorsDemo.filter.next()
+    }
+
+    @IBAction private dynamic func addBarButtonItemTouched(_ sender: AnyObject?) {
+
+        ColorsDemo.stack.perform(
+            asynchronous: { (transaction) in
+
+                let palette = transaction.create(Into<Palette>())
+                palette.setInitialValues(in: transaction)
+            },
+            completion: { _ in }
+        )
+    }
+
+    @IBAction private dynamic func shuffleBarButtonItemTouched(_ sender: AnyObject?) {
+        ColorsDemo.stack.perform(
+            asynchronous: { (transaction) in
+
+                for palette in try transaction.fetchAll(From<Palette>()) {
+
+                    palette.hue .= Palette.randomHue()
+                    palette.colorName .= nil
+                }
+            },
+            completion: { _ in }
+        )
+    }
+}

CoreStoreDemo/CoreStoreDemo/List and Object Observers Demo/ColorsDemo.swift

@@ -45,10 +45,10 @@ struct ColorsDemo {
         
         didSet {
             
-//            self.palettes.refetch(
+            self.palettes.refetch(
-//                self.filter.whereClause(),
+                self.filter.whereClause(),
-//                OrderBy<Palette>(.ascending(\.hue))
+                OrderBy<Palette>(.ascending(\.hue))
-//            )
+            )
         }
     }
     

CoreStoreDemo/CoreStoreDemo/List and Object Observers Demo/ListObserverDemoViewController.swift

@@ -68,6 +68,7 @@ class ListObserverDemoViewController: UITableViewController {
                 
                 return
             }
+            self.filterBarButton?.title = ColorsDemo.filter.rawValue
             self.dataSource?.apply(liveList.snapshot, animatingDifferences: true)
         }
         self.dataSource?.apply(ColorsDemo.palettes.snapshot, animatingDifferences: false)

CoreStoreDemo/CoreStoreDemo/List and Object Observers Demo/PaletteCollectionSectionHeaderView.swift

@@ -0,0 +1,17 @@
+//
+//  PaletteCollectionSectionHeaderView.swift
+//  CoreStoreDemo
+//
+//  Created by John Estropia on 2019/10/17.
+//  Copyright © 2019 John Rommel Estropia. All rights reserved.
+//
+
+import UIKit
+
+
+// MARK: - PaletteCollectionSectionHeaderView
+
+final class PaletteCollectionSectionHeaderView: UICollectionReusableView {
+
+    @IBOutlet weak var label: UILabel?
+}

CoreStoreDemo/CoreStoreDemo/List and Object Observers Demo/PaletteCollectionViewCell.swift

@@ -0,0 +1,18 @@
+//
+//  PaletteCollectionViewCell.swift
+//  CoreStoreDemo
+//
+//  Created by John Estropia on 2019/10/17.
+//  Copyright © 2019 John Rommel Estropia. All rights reserved.
+//
+
+import UIKit
+
+
+// MARK: - PaletteCollectionViewCell
+
+final class PaletteCollectionViewCell: UICollectionViewCell {
+
+    @IBOutlet weak var colorView: UIView?
+    @IBOutlet weak var label: UILabel?
+}

CoreStoreDemo/CoreStoreDemo/List and Object Observers Demo/PaletteTableViewCell.swift

@@ -8,7 +8,10 @@
 
 import UIKit
 
-class PaletteTableViewCell: UITableViewCell {
+
+// MARK: - PaletteTableViewCell
+
+final class PaletteTableViewCell: UITableViewCell {
     
     @IBOutlet weak var colorView: UIView?
     @IBOutlet weak var label: UILabel?

Sources/Info.plist

@@ -15,7 +15,7 @@
 	<key>CFBundlePackageType</key>
 	<string>FMWK</string>
 	<key>CFBundleShortVersionString</key>
-	<string>6.3.2</string>
+	<string>$(MARKETING_VERSION)</string>
 	<key>CFBundleSignature</key>
 	<string>????</string>
 	<key>CFBundleVersion</key>

Sources/LiveList.swift

@@ -178,11 +178,53 @@ public final class LiveList<O: DynamicObject>: Hashable {
         self.observers.removeObject(forKey: observer)
     }
 
-    deinit {
 
-        self.observers.removeAllObjects()
+    // MARK: Public (Refetching)
+
+    /**
+     Asks the `ListMonitor` to refetch its objects using the specified series of `FetchClause`s. Note that this method does not execute the fetch immediately; the actual fetching will happen after the `NSFetchedResultsController`'s last `controllerDidChangeContent(_:)` notification completes.
+
+     `refetch(...)` broadcasts `listMonitorWillRefetch(...)` to its observers immediately, and then `listMonitorDidRefetch(...)` after the new fetch request completes.
+
+     - parameter fetchClauses: a series of `FetchClause` instances for fetching the object list. Accepts `Where`, `OrderBy`, and `Tweak` clauses.
+     - Important: Starting CoreStore 4.0, all `FetchClause`s required by the `ListMonitor` should be provided in the arguments list of `refetch(...)`.
+     */
+    public func refetch(_ fetchClauses: FetchClause...) {
+
+        self.refetch(fetchClauses)
     }
 
+    /**
+     Asks the `ListMonitor` to refetch its objects using the specified series of `FetchClause`s. Note that this method does not execute the fetch immediately; the actual fetching will happen after the `NSFetchedResultsController`'s last `controllerDidChangeContent(_:)` notification completes.
+
+     `refetch(...)` broadcasts `listMonitorWillRefetch(...)` to its observers immediately, and then `listMonitorDidRefetch(...)` after the new fetch request completes.
+
+     - parameter fetchClauses: a series of `FetchClause` instances for fetching the object list. Accepts `Where`, `OrderBy`, and `Tweak` clauses.
+     - Important: Starting CoreStore 4.0, all `FetchClause`s required by the `ListMonitor` should be provided in the arguments list of `refetch(...)`.
+     */
+    public func refetch(_ fetchClauses: [FetchClause]) {
+
+        self.refetch { (fetchRequest) in
+
+            fetchClauses.forEach { $0.applyToFetchRequest(fetchRequest) }
+        }
+    }
+
+
+    // MARK: Public (3rd Party Utilities)
+
+    /**
+     Allow external libraries to store custom data in the `ListMonitor`. App code should rarely have a need for this.
+     ```
+     enum Static {
+         static var myDataKey: Void?
+     }
+     monitor.userInfo[&Static.myDataKey] = myObject
+     ```
+     - Important: Do not use this method to store thread-sensitive data.
+     */
+    public let userInfo = UserInfo()
+
 
     // MARK: Equatable
 
@@ -253,6 +295,44 @@ public final class LiveList<O: DynamicObject>: Hashable {
         )
     }
 
+    internal func refetch(_ applyFetchClauses: @escaping (_ fetchRequest:  Internals.CoreStoreFetchRequest<NSManagedObject>) -> Void) {
+
+        self.applyFetchClauses = applyFetchClauses
+
+        DispatchQueue.main.async { [weak self] () -> Void in
+
+            guard let `self` = self else {
+
+                return
+            }
+
+            let (newFetchedResultsController, newFetchedResultsControllerDelegate) = Self.recreateFetchedResultsController(
+                context: self.fetchedResultsController.managedObjectContext,
+                from: self.from,
+                sectionBy: self.sectionBy,
+                applyFetchClauses: self.applyFetchClauses
+            )
+            newFetchedResultsControllerDelegate.handler = self
+
+            do {
+
+                try newFetchedResultsController.performFetchFromSpecifiedStores()
+            }
+            catch {
+
+                // DataStack may have been deallocated
+                return
+            }
+            (self.fetchedResultsController, self.fetchedResultsControllerDelegate) = (newFetchedResultsController, newFetchedResultsControllerDelegate)
+        }
+    }
+
+    deinit {
+
+        self.fetchedResultsControllerDelegate.fetchedResultsController = nil
+        self.observers.removeAllObjects()
+    }
+
 
     // MARK: FilePrivate