Increase entitlement, add save functionality

SilicaViewer/AppDelegate.swift

@@ -18,5 +18,42 @@ class AppDelegate: NSObject, NSApplicationDelegate, NSUserInterfaceValidations {
         
         return true
     }
+    
+    @IBAction func exportAction(_ sender: Any) {
+        let document = NSApplication.shared.keyWindow?.windowController?.document as? Document;
+        
+        let savePanel = NSSavePanel()
+        savePanel.title = "Save"
+        savePanel.allowedFileTypes = ["public.png"]
+        savePanel.begin { (result) in
+            if result.rawValue == NSApplication.ModalResponse.OK.rawValue {
+                let canvas = document?.makeComposite()
+                let canvasTiff = canvas?.tiffRepresentation
+                let bitmapImage = NSBitmapImageRep(data: canvasTiff!)
+                let canvasPng = bitmapImage!.representation(using: .png, properties: [:])
+             
+                try? canvasPng?.write(to: savePanel.url!)
+            }
+        }
+    }
+    
+    @IBAction func exportThumbnailAction(_ sender: Any) {
+        let document = NSApplication.shared.keyWindow?.windowController?.document as? Document;
+        
+        let savePanel = NSSavePanel()
+        savePanel.title = "Save Thumbnail"
+        savePanel.allowedFileTypes = ["public.png"]
+        savePanel.begin { (result) in
+            if result.rawValue == NSApplication.ModalResponse.OK.rawValue {
+                let canvas = document?.makeThumbnail()
+                let canvasTiff = canvas?.tiffRepresentation
+                let bitmapImage = NSBitmapImageRep(data: canvasTiff!)
+                let canvasPng = bitmapImage!.representation(using: .png, properties: [:])
+             
+                try? canvasPng?.write(to: savePanel.url!)
+            }
+        }
+    }
+    
 }
 

SilicaViewer/Base.lproj/Main.storyboard

@@ -79,8 +79,16 @@
                                             </menu>
                                         </menuItem>
                                         <menuItem isSeparatorItem="YES" id="MaD-eL-lbO"/>
-                                        <menuItem title="Export..." keyEquivalent="s" id="ShN-CZ-HNV" userLabel="Export..."/>
+                                        <menuItem title="Export..." keyEquivalent="s" id="ShN-CZ-HNV" userLabel="Export...">
-                                        <menuItem title="Export Thumbnail..." keyEquivalent="S" id="JR5-se-hvt" userLabel="Export Thumbnail..."/>
+                                            <connections>
+                                                <action selector="exportAction:" target="Voe-Tx-rLC" id="2gQ-9c-0xy"/>
+                                            </connections>
+                                        </menuItem>
+                                        <menuItem title="Export Thumbnail..." keyEquivalent="S" id="JR5-se-hvt" userLabel="Export Thumbnail...">
+                                            <connections>
+                                                <action selector="exportThumbnailAction:" target="Voe-Tx-rLC" id="zki-Tz-dom"/>
+                                            </connections>
+                                        </menuItem>
                                         <menuItem isSeparatorItem="YES" id="m54-Is-iLE">
                                             <connections>
                                                 <action selector="saveDocument:" target="Ady-hI-5gd" id="fGt-aM-WYN"/>

SilicaViewer/SilicaViewer.entitlements

@@ -4,7 +4,7 @@
 <dict>
 	<key>com.apple.security.app-sandbox</key>
 	<true/>
-	<key>com.apple.security.files.user-selected.read-only</key>
+	<key>com.apple.security.files.user-selected.read-write</key>
 	<true/>
 </dict>
 </plist>