Functional input binding

src/app/common.rs

@@ -235,14 +235,23 @@ impl<'a> Drop for ContextLock<'a> {
 
 pub trait UiExt {
     fn fullscreen_window(&self) -> Option<WindowToken<'_>>;
+    fn right_align_text<T: AsRef<str>>(&self, text: T, space: f32);
 }
 
 impl UiExt for imgui::Ui {
     fn fullscreen_window(&self) -> Option<WindowToken<'_>> {
         self.window("fullscreen")
             .position([0.0, 0.0], imgui::Condition::Always)
-            .size(self.window_size(), imgui::Condition::Always)
+            .size(self.io().display_size, imgui::Condition::Always)
             .flags(imgui::WindowFlags::NO_DECORATION)
             .begin()
     }
+
+    fn right_align_text<T: AsRef<str>>(&self, text: T, space: f32) {
+        let width = self.calc_text_size(text.as_ref())[0];
+        let [left, y] = self.cursor_pos();
+        let right = left + space;
+        self.set_cursor_pos([right - width, y]);
+        self.text(text);
+    }
 }