Add on_hover_text_at_pointer (#1179)

CHANGELOG.md

@@ -21,6 +21,7 @@ NOTE: [`epaint`](epaint/CHANGELOG.md), [`eframe`](eframe/CHANGELOG.md), [`egui_w
 * Added `ui.data()`, `ctx.data()`, `ctx.options()` and `ctx.tessellation_options()` ([#1175](https://github.com/emilk/egui/pull/1175)).
 * Added `Plot::allow_boxed_zoom()`, `Plot::boxed_zoom_pointer()` for boxed zooming on plots ([#1188](https://github.com/emilk/egui/pull/1188)).
 * Added linked axis support for plots via `plot::LinkedAxisGroup` ([#1184](https://github.com/emilk/egui/pull/1184)).
+* Added `Response::on_hover_text_at_pointer` as a convenience akin to `Response::on_hover_text`. ([1179](https://github.com/emilk/egui/pull/1179))
 
 ### Changed 🔧
 * ⚠️ `Context::input` and `Ui::input` now locks a mutex. This can lead to a dead-lock is used in an `if let` binding!

egui/src/response.rs

@@ -383,6 +383,14 @@ impl Response {
         true
     }
 
+    /// Like `on_hover_text`, but show the text next to cursor.
+    #[doc(alias = "tooltip")]
+    pub fn on_hover_text_at_pointer(self, text: impl Into<WidgetText>) -> Self {
+        self.on_hover_ui_at_pointer(|ui| {
+            ui.add(crate::widgets::Label::new(text));
+        })
+    }
+
     /// Show this text if the widget was hovered (i.e. a tooltip).
     ///
     /// The text will not be visible if the widget is not enabled.