Remove MonitorHandle::size/refresh_rate_millihertz()

examples/window.rs

@@ -302,15 +302,17 @@ impl Application {
                 info!("{intro}: [no name]");
             }
 
-            let PhysicalSize { width, height } = monitor.size();
-            info!(
-                "  Current mode: {width}x{height}{}",
-                if let Some(m_hz) = monitor.refresh_rate_millihertz() {
-                    format!(" @ {}.{} Hz", m_hz / 1000, m_hz % 1000)
-                } else {
-                    String::new()
-                }
-            );
+            if let Some(current_mode) = monitor.current_video_mode() {
+                let PhysicalSize { width, height } = current_mode.size();
+                info!(
+                    "  Current mode: {width}x{height}{}",
+                    if let Some(m_hz) = current_mode.refresh_rate_millihertz() {
+                        format!(" @ {}.{} Hz", m_hz / 1000, m_hz % 1000)
+                    } else {
+                        String::new()
+                    }
+                );
+            }
 
             let PhysicalPosition { x, y } = monitor.position();
             info!("  Position: {x},{y}");
@@ -321,8 +323,12 @@ impl Application {
             for mode in monitor.video_modes() {
                 let PhysicalSize { width, height } = mode.size();
                 let bits = mode.bit_depth();
-                let m_hz = mode.refresh_rate_millihertz();
-                info!("    {width}x{height}x{bits} @ {}.{} Hz", m_hz / 1000, m_hz % 1000);
+                let m_hz = if let Some(m_hz) = mode.refresh_rate_millihertz() {
+                    format!(" @ {}.{} Hz", m_hz / 1000, m_hz % 1000)
+                } else {
+                    String::new()
+                };
+                info!("    {width}x{height}x{bits}{m_hz}");
             }
         }
     }

src/changelog/unreleased.md

@@ -95,6 +95,7 @@ changelog entry.
   accelerated, if the browser supports it.
 - `(Active)EventLoop::create_custom_cursor()` now returns a `Result<CustomCursor, ExternalError>`.
 - Changed how `ModifiersState` is serialized by Serde.
+- `VideoModeHandle::refresh_rate_millihertz()` now returns an `Option`.
 
 ### Removed
 
@@ -118,6 +119,8 @@ changelog entry.
 - Remove `DeviceEvent::Added` and `DeviceEvent::Removed`.
 - Remove `DeviceEvent::Motion` and `WindowEvent::AxisMotion`.
 - Remove `Touch::id` in favor of `Touch::finger_id`.
+- Remove `MonitorHandle::size()` and `refresh_rate_millihertz()` in favor of
+  `MonitorHandle::current_video_mode()`.
 
 ### Fixed
 

src/monitor.rs

@@ -64,12 +64,8 @@ impl VideoModeHandle {
     }
 
     /// Returns the refresh rate of this video mode in mHz.
-    ///
-    /// ## Platform-specific
-    ///
-    /// **Web:** Always returns `0`.
     #[inline]
-    pub fn refresh_rate_millihertz(&self) -> u32 {
+    pub fn refresh_rate_millihertz(&self) -> Option<u32> {
         self.video_mode.refresh_rate_millihertz()
     }
 
@@ -85,10 +81,10 @@ impl std::fmt::Display for VideoModeHandle {
     fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
         write!(
             f,
-            "{}x{} @ {} mHz ({} bpp)",
+            "{}x{} {}({} bpp)",
             self.size().width,
             self.size().height,
-            self.refresh_rate_millihertz(),
+            self.refresh_rate_millihertz().map(|rate| format!("@ {rate} mHz ")).unwrap_or_default(),
             self.bit_depth()
         )
     }
@@ -139,12 +135,6 @@ impl MonitorHandle {
         self.inner.name()
     }
 
-    /// Returns the monitor's resolution.
-    #[inline]
-    pub fn size(&self) -> PhysicalSize<u32> {
-        self.inner.size()
-    }
-
     /// Returns the top-left corner position of the monitor relative to the larger full
     /// screen area.
     ///
@@ -161,22 +151,6 @@ impl MonitorHandle {
         self.inner.position()
     }
 
-    /// The monitor refresh rate used by the system.
-    ///
-    /// Return `Some` if succeed, or `None` if failed, which usually happens when the monitor
-    /// the window is on is removed.
-    ///
-    /// When using exclusive fullscreen, the refresh rate of the [`VideoModeHandle`] that was
-    /// used to enter fullscreen should be used instead.
-    ///
-    /// ## Platform-specific
-    ///
-    /// **Web:** Always returns [`None`].
-    #[inline]
-    pub fn refresh_rate_millihertz(&self) -> Option<u32> {
-        self.inner.refresh_rate_millihertz()
-    }
-
     /// Returns the scale factor of the underlying monitor. To map logical pixels to physical
     /// pixels and vice versa, use [`Window::scale_factor`].
     ///

src/platform_impl/android/mod.rs

@@ -204,9 +204,7 @@ impl EventLoop {
                     let old_scale_factor = monitor.scale_factor();
                     let scale_factor = monitor.scale_factor();
                     if (scale_factor - old_scale_factor).abs() < f64::EPSILON {
-                        let new_inner_size = Arc::new(Mutex::new(
-                            MonitorHandle::new(self.android_app.clone()).size(),
-                        ));
+                        let new_inner_size = Arc::new(Mutex::new(screen_size(&self.android_app)));
                         let window_id = window::WindowId(WindowId);
                         let event = event::WindowEvent::ScaleFactorChanged {
                             inner_size_writer: InnerSizeWriter::new(Arc::downgrade(
@@ -789,7 +787,7 @@ impl Window {
     }
 
     pub fn outer_size(&self) -> PhysicalSize<u32> {
-        MonitorHandle::new(self.app.clone()).size()
+        screen_size(&self.app)
     }
 
     pub fn set_min_inner_size(&self, _: Option<Size>) {}
@@ -982,14 +980,6 @@ impl MonitorHandle {
         Some("Android Device".to_owned())
     }
 
-    pub fn size(&self) -> PhysicalSize<u32> {
-        if let Some(native_window) = self.app.native_window() {
-            PhysicalSize::new(native_window.width() as _, native_window.height() as _)
-        } else {
-            PhysicalSize::new(0, 0)
-        }
-    }
-
     pub fn position(&self) -> PhysicalPosition<i32> {
         (0, 0).into()
     }
@@ -998,19 +988,11 @@ impl MonitorHandle {
         self.app.config().density().map(|dpi| dpi as f64 / 160.0).unwrap_or(1.0)
     }
 
-    pub fn refresh_rate_millihertz(&self) -> Option<u32> {
-        // FIXME no way to get real refresh rate for now.
-        None
-    }
-
     pub fn current_video_mode(&self) -> Option<VideoModeHandle> {
-        let size = self.size().into();
-        // FIXME this is not the real refresh rate
-        // (it is guaranteed to support 32 bit color though)
         Some(VideoModeHandle {
-            size,
+            size: screen_size(&self.app),
+            // FIXME: it is guaranteed to support 32 bit color though
             bit_depth: 32,
-            refresh_rate_millihertz: 60000,
             monitor: self.clone(),
         })
     }
@@ -1022,26 +1004,33 @@ impl MonitorHandle {
 
 #[derive(Clone, Debug, Eq, Hash, PartialEq)]
 pub struct VideoModeHandle {
-    size: (u32, u32),
+    size: PhysicalSize<u32>,
     bit_depth: u16,
-    refresh_rate_millihertz: u32,
     monitor: MonitorHandle,
 }
 
 impl VideoModeHandle {
     pub fn size(&self) -> PhysicalSize<u32> {
-        self.size.into()
+        self.size
     }
 
     pub fn bit_depth(&self) -> u16 {
         self.bit_depth
     }
 
-    pub fn refresh_rate_millihertz(&self) -> u32 {
-        self.refresh_rate_millihertz
+    pub fn refresh_rate_millihertz(&self) -> Option<u32> {
+        None
     }
 
     pub fn monitor(&self) -> MonitorHandle {
         self.monitor.clone()
     }
 }
+
+fn screen_size(app: &AndroidApp) -> PhysicalSize<u32> {
+    if let Some(native_window) = app.native_window() {
+        PhysicalSize::new(native_window.width() as _, native_window.height() as _)
+    } else {
+        PhysicalSize::new(0, 0)
+    }
+}

src/platform_impl/apple/appkit/monitor.rs

@@ -21,7 +21,7 @@ use crate::dpi::{LogicalPosition, PhysicalPosition, PhysicalSize};
 pub struct VideoModeHandle {
     size: PhysicalSize<u32>,
     bit_depth: u16,
-    refresh_rate_millihertz: u32,
+    refresh_rate_millihertz: Option<u32>,
     pub(crate) monitor: MonitorHandle,
     pub(crate) native_mode: NativeDisplayMode,
 }
@@ -80,7 +80,11 @@ impl Clone for NativeDisplayMode {
 }
 
 impl VideoModeHandle {
-    fn new(monitor: MonitorHandle, mode: NativeDisplayMode, refresh_rate_millihertz: u32) -> Self {
+    fn new(
+        monitor: MonitorHandle,
+        mode: NativeDisplayMode,
+        refresh_rate_millihertz: Option<u32>,
+    ) -> Self {
         unsafe {
             let pixel_encoding =
                 CFString::wrap_under_create_rule(ffi::CGDisplayModeCopyPixelEncoding(mode.0))
@@ -116,7 +120,7 @@ impl VideoModeHandle {
         self.bit_depth
     }
 
-    pub fn refresh_rate_millihertz(&self) -> u32 {
+    pub fn refresh_rate_millihertz(&self) -> Option<u32> {
         self.refresh_rate_millihertz
     }
 
@@ -186,7 +190,6 @@ impl fmt::Debug for MonitorHandle {
         f.debug_struct("MonitorHandle")
             .field("name", &self.name())
             .field("native_identifier", &self.native_identifier())
-            .field("size", &self.size())
             .field("position", &self.position())
             .field("scale_factor", &self.scale_factor())
             .field("refresh_rate_millihertz", &self.refresh_rate_millihertz())
@@ -212,14 +215,6 @@ impl MonitorHandle {
         self.0
     }
 
-    pub fn size(&self) -> PhysicalSize<u32> {
-        let MonitorHandle(display_id) = *self;
-        let display = CGDisplay::new(display_id);
-        let height = display.pixels_high();
-        let width = display.pixels_wide();
-        PhysicalSize::from_logical::<_, f64>((width as f64, height as f64), self.scale_factor())
-    }
-
     #[inline]
     pub fn position(&self) -> PhysicalPosition<i32> {
         // This is already in screen coordinates. If we were using `NSScreen`,
@@ -239,20 +234,20 @@ impl MonitorHandle {
         })
     }
 
-    pub fn refresh_rate_millihertz(&self) -> Option<u32> {
+    fn refresh_rate_millihertz(&self) -> Option<u32> {
         let current_display_mode =
             NativeDisplayMode(unsafe { CGDisplayCopyDisplayMode(self.0) } as _);
         refresh_rate_millihertz(self.0, &current_display_mode)
     }
 
     pub fn current_video_mode(&self) -> Option<VideoModeHandle> {
         let mode = NativeDisplayMode(unsafe { CGDisplayCopyDisplayMode(self.0) } as _);
-        let refresh_rate_millihertz = refresh_rate_millihertz(self.0, &mode).unwrap_or(0);
+        let refresh_rate_millihertz = refresh_rate_millihertz(self.0, &mode);
         Some(VideoModeHandle::new(self.clone(), mode, refresh_rate_millihertz))
     }
 
     pub fn video_modes(&self) -> impl Iterator<Item = VideoModeHandle> {
-        let refresh_rate_millihertz = self.refresh_rate_millihertz().unwrap_or(0);
+        let refresh_rate_millihertz = self.refresh_rate_millihertz();
         let monitor = self.clone();
 
         unsafe {
@@ -277,7 +272,7 @@ impl MonitorHandle {
                 // CGDisplayModeGetRefreshRate returns 0.0 for any display that
                 // isn't a CRT
                 let refresh_rate_millihertz = if cg_refresh_rate_hertz > 0 {
-                    (cg_refresh_rate_hertz * 1000) as u32
+                    Some((cg_refresh_rate_hertz * 1000) as u32)
                 } else {
                     refresh_rate_millihertz
                 };

src/platform_impl/apple/uikit/monitor.rs

@@ -75,8 +75,8 @@ impl VideoModeHandle {
         self.bit_depth
     }
 
-    pub fn refresh_rate_millihertz(&self) -> u32 {
-        self.refresh_rate_millihertz
+    pub fn refresh_rate_millihertz(&self) -> Option<u32> {
+        Some(self.refresh_rate_millihertz)
     }
 
     pub fn monitor(&self) -> MonitorHandle {
@@ -131,10 +131,8 @@ impl fmt::Debug for MonitorHandle {
     fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
         f.debug_struct("MonitorHandle")
             .field("name", &self.name())
-            .field("size", &self.size())
             .field("position", &self.position())
             .field("scale_factor", &self.scale_factor())
-            .field("refresh_rate_millihertz", &self.refresh_rate_millihertz())
             .finish_non_exhaustive()
     }
 }
@@ -164,11 +162,6 @@ impl MonitorHandle {
         })
     }
 
-    pub fn size(&self) -> PhysicalSize<u32> {
-        let bounds = self.ui_screen.get_on_main(|ui_screen| ui_screen.nativeBounds());
-        PhysicalSize::new(bounds.size.width as u32, bounds.size.height as u32)
-    }
-
     pub fn position(&self) -> PhysicalPosition<i32> {
         let bounds = self.ui_screen.get_on_main(|ui_screen| ui_screen.nativeBounds());
         (bounds.origin.x as f64, bounds.origin.y as f64).into()
@@ -178,10 +171,6 @@ impl MonitorHandle {
         self.ui_screen.get_on_main(|ui_screen| ui_screen.nativeScale()) as f64
     }
 
-    pub fn refresh_rate_millihertz(&self) -> Option<u32> {
-        Some(self.ui_screen.get_on_main(|ui_screen| refresh_rate_millihertz(ui_screen)))
-    }
-
     pub fn current_video_mode(&self) -> Option<VideoModeHandle> {
         Some(run_on_main(|mtm| {
             VideoModeHandle::new(

src/platform_impl/linux/mod.rs

@@ -241,21 +241,11 @@ impl MonitorHandle {
         x11_or_wayland!(match self; MonitorHandle(m) => m.native_identifier())
     }
 
-    #[inline]
-    pub fn size(&self) -> PhysicalSize<u32> {
-        x11_or_wayland!(match self; MonitorHandle(m) => m.size())
-    }
-
     #[inline]
     pub fn position(&self) -> PhysicalPosition<i32> {
         x11_or_wayland!(match self; MonitorHandle(m) => m.position())
     }
 
-    #[inline]
-    pub fn refresh_rate_millihertz(&self) -> Option<u32> {
-        x11_or_wayland!(match self; MonitorHandle(m) => m.refresh_rate_millihertz())
-    }
-
     #[inline]
     pub fn scale_factor(&self) -> f64 {
         x11_or_wayland!(match self; MonitorHandle(m) => m.scale_factor() as _)
@@ -292,7 +282,7 @@ impl VideoModeHandle {
     }
 
     #[inline]
-    pub fn refresh_rate_millihertz(&self) -> u32 {
+    pub fn refresh_rate_millihertz(&self) -> Option<u32> {
         x11_or_wayland!(match self; VideoModeHandle(m) => m.refresh_rate_millihertz())
     }