Merge pull request #26 from SillyLittleTech/copilot/bugfix-macos-window-disappears

Prevent macOS dock miniwindow preview from rendering blank

Author: kiyarose

PinStickApp.swift

@@ -25,6 +25,16 @@ class AppDelegate: NSObject, NSApplicationDelegate, NSWindowDelegate {
         }
     }
 
+    func windowWillMiniaturize(_ notification: Notification) {
+        guard
+            let miniaturizingWindow = notification.object as? NSWindow,
+            let image = miniaturizingWindow.contentView?.snapshotImage()
+        else {
+            return
+        }
+        miniaturizingWindow.miniwindowImage = image
+    }
+
     func windowShouldClose(_ sender: NSWindow) -> Bool {
         if sender.isDocumentEdited {
             let alert = NSAlert()
@@ -50,6 +60,21 @@ class AppDelegate: NSObject, NSApplicationDelegate, NSWindowDelegate {
     }
 }
 
+private extension NSView {
+    func snapshotImage() -> NSImage? {
+        guard bounds.width > 0, bounds.height > 0 else {
+            return nil
+        }
+        guard let bitmap = bitmapImageRepForCachingDisplay(in: bounds) else {
+            return nil
+        }
+        cacheDisplay(in: bounds, to: bitmap)
+        let image = NSImage(size: bounds.size)
+        image.addRepresentation(bitmap)
+        return image
+    }
+}
+
 struct ContentViewWrapper: NSViewControllerRepresentable {
     func makeNSViewController(context: Context) -> NSHostingController<ContentView> {
         let view = ContentView()

cross-platform/package-lock.json

@@ -1,6 +1,6 @@
 {
   "name": "pinstick-cross",
-  "version": "2.8.1",
+  "version": "2.8.2",
   "private": true,
   "type": "module",
   "scripts": {

cross-platform/package.json

@@ -1,6 +1,6 @@
 [package]
 name = "pinstick"
-version = "2.8.1"
+version = "2.8.2"
 description = "PinStick cross-platform note pinning app"
 authors = ["SillyLittleTech"]
 edition = "2021"

cross-platform/src-tauri/Cargo.toml

@@ -8,7 +8,7 @@
   },
   "package": {
     "productName": "PinStick",
-    "version": "2.8.1"
+    "version": "2.8.2"
   },
   "tauri": {
     "macOSPrivateApi": true,