feat(engine): add windowing::mouse::Buttons::all_current fn

1 files changed, 9 insertions, 0 deletions

diff --git a/engine/src/windowing/mouse.rs b/engine/src/windowing/mouse.rs
index 3b08443..0ea04e2 100644
--- a/engine/src/windowing/mouse.rs
+++ b/engine/src/windowing/mouse.rs
@@ -46,6 +46,15 @@ impl Buttons
         button_data.previous_state
     }
 
+    /// Returns a iterator that yields buttons and their current states. Only buttons with
+    /// states is included.
+    pub fn all_current(&self) -> impl Iterator<Item = (Button, ButtonState)>
+    {
+        self.map
+            .iter()
+            .map(|(button, button_data)| (button.clone(), button_data.current_state))
+    }
+
     pub fn set(&mut self, button: Button, button_state: ButtonState)
     {
         let button_data = self.map.entry(button).or_default();