Desktop: Text clipboard support (#3461)

* gray background for viewport texture

* cust copy paste support

* connect clipboard read on web

* fix eyedropper bounds

* cleanup

* add missing char events for some named keys like enter

desktop/wrapper/src/handle_desktop_wrapper_message.rs

@@ -1,6 +1,7 @@
 use graphene_std::Color;
 use graphene_std::raster::Image;
 use graphite_editor::messages::app_window::app_window_message_handler::AppWindowPlatform;
+use graphite_editor::messages::clipboard::utility_types::ClipboardContentRaw;
 use graphite_editor::messages::prelude::*;
 
 use super::DesktopWrapperMessageDispatcher;
@@ -156,5 +157,13 @@ pub(super) fn handle_desktop_wrapper_message(dispatcher: &mut DesktopWrapperMess
 		}
 		#[cfg(not(target_os = "macos"))]
 		DesktopWrapperMessage::MenuEvent { id: _ } => {}
+		DesktopWrapperMessage::ClipboardReadResult { content } => {
+			if let Some(content) = content {
+				let message = ClipboardMessage::ReadClipboard {
+					content: ClipboardContentRaw::Text(content),
+				};
+				dispatcher.queue_editor_message(message);
+			}
+		}
 	}
 }

desktop/wrapper/src/intercept_frontend_message.rs

@@ -126,6 +126,12 @@ pub(super) fn intercept_frontend_message(dispatcher: &mut DesktopWrapperMessageD
 				_ => {}
 			}
 		}
+		FrontendMessage::TriggerClipboardRead => {
+			dispatcher.respond(DesktopFrontendMessage::ClipboardRead);
+		}
+		FrontendMessage::TriggerClipboardWrite { content } => {
+			dispatcher.respond(DesktopFrontendMessage::ClipboardWrite { content });
+		}
 		FrontendMessage::WindowClose => {
 			dispatcher.respond(DesktopFrontendMessage::WindowClose);
 		}

desktop/wrapper/src/messages.rs

@@ -54,6 +54,10 @@ pub enum DesktopFrontendMessage {
 	UpdateMenu {
 		entries: Vec<MenuItem>,
 	},
+	ClipboardRead,
+	ClipboardWrite {
+		content: String,
+	},
 	WindowClose,
 	WindowMinimize,
 	WindowMaximize,
@@ -114,6 +118,9 @@ pub enum DesktopWrapperMessage {
 	MenuEvent {
 		id: String,
 	},
+	ClipboardReadResult {
+		content: Option<String>,
+	},
 }
 
 #[derive(Clone, serde::Serialize, serde::Deserialize, Debug)]