fix tests

Author: bircni

examples/demo/src/apps/copy_to_clipboard.rs

@@ -32,17 +32,17 @@ impl Show for CopyToClipboardExample {
                     .context_menu(|ui| {
                         let pointer = context.pointer().to_json_pointer_string();
                         if !pointer.is_empty() && ui.button("Copy path").clicked() {
-                            ui.output_mut(|o| {
+                            ui.output_mut(|_| {
                                 println!("{}", pointer);
-                                o.copied_text = pointer;
+                                ui.ctx().copy_text(pointer);
                             });
                             ui.close_menu();
                         }
 
                         if ui.button("Copy contents").clicked() {
                             if let Ok(pretty_str) = serde_json::to_string_pretty(context.value()) {
                                 println!("{}", pretty_str);
-                                ui.output_mut(|o| o.copied_text = pretty_str);
+                                ui.output_mut(|_| ui.ctx().copy_text(pretty_str));
                             }
                             ui.close_menu();
                         }

examples/demo/src/apps/editor.rs

@@ -300,7 +300,7 @@ impl Editor {
     fn show_text_edit_with_focus(ui: &mut Ui, input: &mut String, request_focus: &mut bool) {
         let text_edit_output = TextEdit::singleline(input)
             .code_editor()
-            .margin(Margin::symmetric(2.0, 0.0))
+            .margin(Margin::symmetric(2, 0))
             .clip_text(false)
             .desired_width(0.0)
             .min_size(vec2(10.0, 2.0))