feat: add WindowBuilder::with_content_protection (#605)

.changes/content-protection-builder.md

@@ -0,0 +1,5 @@
+---
+"tao": "patch"
+---
+
+Add `WindowBuilder::with_content_protection`.

src/platform_impl/macos/window.rs

@@ -259,6 +259,10 @@ fn create_window(
         ];
       }
 
+      if attrs.content_protection {
+        let _: () = msg_send![*ns_window, setSharingType: 0];
+      }
+
       if !attrs.maximizable {
         let button = ns_window.standardWindowButton_(NSWindowButton::NSWindowZoomButton);
         let _: () = msg_send![button, setEnabled: NO];

src/platform_impl/windows/window.rs

@@ -1076,6 +1076,7 @@ unsafe fn init<T: 'static>(
 
   win.set_visible(attributes.visible);
   win.set_closable(attributes.closable);
+  win.set_content_protection(attributes.content_protection);
 
   if let Some(position) = attributes.position {
     win.set_outer_position(position);

src/window.rs

@@ -236,6 +236,13 @@ pub struct WindowAttributes {
   ///
   /// **Android / iOS:** Unsupported.
   pub focused: bool,
+
+  /// Prevents the window contents from being captured by other apps.
+  ///
+  /// ## Platform-specific
+  ///
+  /// - **iOS / Android / Linux:** Unsupported.
+  pub content_protection: bool,
 }
 
 impl Default for WindowAttributes {
@@ -262,6 +269,7 @@ impl Default for WindowAttributes {
       window_menu: None,
       preferred_theme: None,
       focused: false,
+      content_protection: false,
     }
   }
 }
@@ -486,6 +494,16 @@ impl WindowBuilder {
     self.window.focused = focused;
     self
   }
+  /// Prevents the window contents from being captured by other apps.
+  ///
+  /// ## Platform-specific
+  ///
+  /// - **iOS / Android / Linux:** Unsupported.
+  #[inline]
+  pub fn with_content_protection(mut self, protected: bool) -> WindowBuilder {
+    self.window.content_protection = protected;
+    self
+  }
 
   /// Builds the window.
   ///