Desktop: Add the transparent viewport hole punch and hook up window button plumbing (#2949)

editor/src/dispatcher.rs

@@ -14,6 +14,7 @@ pub struct Dispatcher {
 #[derive(Debug, Default)]
 pub struct DispatcherMessageHandlers {
 	animation_message_handler: AnimationMessageHandler,
+	app_window_message_handler: AppWindowMessageHandler,
 	broadcast_message_handler: BroadcastMessageHandler,
 	debug_message_handler: DebugMessageHandler,
 	dialog_message_handler: DialogMessageHandler,
@@ -129,6 +130,9 @@ impl Dispatcher {
 				Message::Animation(message) => {
 					self.message_handlers.animation_message_handler.process_message(message, &mut queue, ());
 				}
+				Message::AppWindow(message) => {
+					self.message_handlers.app_window_message_handler.process_message(message, &mut queue, ());
+				}
 				Message::Broadcast(message) => self.message_handlers.broadcast_message_handler.process_message(message, &mut queue, ()),
 				Message::Debug(message) => {
 					self.message_handlers.debug_message_handler.process_message(message, &mut queue, ());

editor/src/messages/app_window/app_window_message.rs

@@ -0,0 +1,9 @@
+use crate::messages::prelude::*;
+
+#[impl_message(Message, AppWindow)]
+#[derive(PartialEq, Clone, Debug, serde::Serialize, serde::Deserialize)]
+pub enum AppWindowMessage {
+	AppWindowMinimize,
+	AppWindowMaximize,
+	AppWindowClose,
+}

editor/src/messages/app_window/app_window_message_handler.rs

@@ -0,0 +1,52 @@
+use crate::messages::app_window::AppWindowMessage;
+use crate::messages::prelude::*;
+use graphite_proc_macros::{ExtractField, message_handler_data};
+
+#[derive(Debug, Clone, Default, ExtractField)]
+pub struct AppWindowMessageHandler {
+	platform: AppWindowPlatform,
+	maximized: bool,
+	viewport_hole_punch_active: bool,
+}
+
+#[message_handler_data]
+impl MessageHandler<AppWindowMessage, ()> for AppWindowMessageHandler {
+	fn process_message(&mut self, message: AppWindowMessage, responses: &mut std::collections::VecDeque<Message>, _: ()) {
+		match message {
+			AppWindowMessage::AppWindowMinimize => {
+				self.platform = if self.platform == AppWindowPlatform::Mac {
+					AppWindowPlatform::Windows
+				} else {
+					AppWindowPlatform::Mac
+				};
+				responses.add(FrontendMessage::UpdatePlatform { platform: self.platform });
+			}
+			AppWindowMessage::AppWindowMaximize => {
+				self.maximized = !self.maximized;
+				responses.add(FrontendMessage::UpdateMaximized { maximized: self.maximized });
+
+				self.viewport_hole_punch_active = !self.viewport_hole_punch_active;
+				responses.add(FrontendMessage::UpdateViewportHolePunch {
+					active: self.viewport_hole_punch_active,
+				});
+			}
+			AppWindowMessage::AppWindowClose => {
+				self.platform = AppWindowPlatform::Web;
+				responses.add(FrontendMessage::UpdatePlatform { platform: self.platform });
+			}
+		}
+	}
+
+	fn actions(&self) -> ActionList {
+		actions!(AppWindowMessageDiscriminant;)
+	}
+}
+
+#[derive(PartialEq, Eq, Clone, Copy, Default, Debug, serde::Serialize, serde::Deserialize, specta::Type)]
+pub enum AppWindowPlatform {
+	#[default]
+	Web,
+	Windows,
+	Mac,
+	Linux,
+}

editor/src/messages/app_window/mod.rs

@@ -0,0 +1,7 @@
+mod app_window_message;
+pub mod app_window_message_handler;
+
+#[doc(inline)]
+pub use app_window_message::{AppWindowMessage, AppWindowMessageDiscriminant};
+#[doc(inline)]
+pub use app_window_message_handler::AppWindowMessageHandler;

editor/src/messages/frontend/frontend_message.rs

@@ -1,4 +1,5 @@
 use super::utility_types::{FrontendDocumentDetails, MouseCursorIcon};
+use crate::messages::app_window::app_window_message_handler::AppWindowPlatform;
 use crate::messages::layout::utility_types::widget_prelude::*;
 use crate::messages::portfolio::document::node_graph::utility_types::{
 	BoxSelection, ContextMenuInformation, FrontendClickTargets, FrontendGraphInput, FrontendGraphOutput, FrontendNode, FrontendNodeType, Transform,
@@ -309,4 +310,13 @@ pub enum FrontendMessage {
 		layout_target: LayoutTarget,
 		diff: Vec<WidgetDiff>,
 	},
+	UpdatePlatform {
+		platform: AppWindowPlatform,
+	},
+	UpdateMaximized {
+		maximized: bool,
+	},
+	UpdateViewportHolePunch {
+		active: bool,
+	},
 }

editor/src/messages/message.rs

@@ -9,6 +9,8 @@ pub enum Message {
 	#[child]
 	Animation(AnimationMessage),
 	#[child]
+	AppWindow(AppWindowMessage),
+	#[child]
 	Broadcast(BroadcastMessage),
 	#[child]
 	Debug(DebugMessage),

editor/src/messages/mod.rs

@@ -1,6 +1,7 @@
 //! The root-level messages forming the first layer of the message system architecture.
 
 pub mod animation;
+pub mod app_window;
 pub mod broadcast;
 pub mod debug;
 pub mod dialog;

editor/src/messages/portfolio/portfolio_message_handler.rs

@@ -107,15 +107,15 @@ impl MessageHandler<PortfolioMessage, PortfolioMessageContext<'_>> for Portfolio
 
 						let compatible_type = first_layer.and_then(|layer| {
 							let graph_layer = graph_modification_utils::NodeGraphLayer::new(layer, &document.network_interface);
-							graph_layer.horizontal_layer_flow().nth(1).and_then(|node_id| {
+							graph_layer.horizontal_layer_flow().nth(1).map(|node_id| {
 								let (output_type, _) = document.network_interface.output_type(&node_id, 0, &[]);
-								Some(format!("type:{}", output_type.nested_type()))
+								format!("type:{}", output_type.nested_type())
 							})
 						});
 
 						let is_compatible = compatible_type.as_deref() == Some("type:Instances<VectorData>");
 
-						let is_modifiable = first_layer.map_or(false, |layer| {
+						let is_modifiable = first_layer.is_some_and(|layer| {
 							let graph_layer = graph_modification_utils::NodeGraphLayer::new(layer, &document.network_interface);
 							matches!(graph_layer.find_input("Path", 1), Some(TaggedValue::VectorModification(_)))
 						});

editor/src/messages/portfolio/utility_types.rs

@@ -53,7 +53,7 @@ impl From<String> for PanelType {
 			"Layers" => PanelType::Layers,
 			"Properties" => PanelType::Properties,
 			"Spreadsheet" => PanelType::Spreadsheet,
-			_ => panic!("Unknown panel type: {}", value),
+			_ => panic!("Unknown panel type: {value}"),
 		}
 	}
 }

editor/src/messages/prelude.rs

@@ -3,6 +3,7 @@ pub use crate::utility_traits::{ActionList, AsMessage, HierarchicalTree, Message
 pub use crate::utility_types::{DebugMessageTree, MessageData};
 // Message, MessageData, MessageDiscriminant, MessageHandler
 pub use crate::messages::animation::{AnimationMessage, AnimationMessageDiscriminant, AnimationMessageHandler};
+pub use crate::messages::app_window::{AppWindowMessage, AppWindowMessageDiscriminant, AppWindowMessageHandler};
 pub use crate::messages::broadcast::{BroadcastMessage, BroadcastMessageDiscriminant, BroadcastMessageHandler};
 pub use crate::messages::debug::{DebugMessage, DebugMessageDiscriminant, DebugMessageHandler};
 pub use crate::messages::dialog::export_dialog::{ExportDialogMessage, ExportDialogMessageContext, ExportDialogMessageDiscriminant, ExportDialogMessageHandler};