Now we use egui::ColorImage insted of (u32, u32, Vec<u8>)

crates/eframe/src/native/epi_integration.rs

@@ -99,11 +99,12 @@ pub fn window_builder<E>(
         .with_maximized(*maximized)
         .with_resizable(*resizable)
         .with_transparent(*transparent)
-        .with_window_icon(
+        .with_window_icon(icon_data.clone().map(|d| {
-            icon_data
+            Arc::new(egui::ColorImage::from_rgba_premultiplied(
-                .clone()
+                [d.width as usize, d.height as usize],
-                .map(|d| Arc::new((d.width, d.height, d.rgba))),
+                &d.rgba,
-        )
+            ))
+        }))
         .with_active(*active)
         // Keep hidden until we've painted something. See https://github.com/emilk/egui/pull/2279
         // We must also keep the window hidden until AccessKit is initialized.

crates/egui-winit/src/lib.rs

@@ -1050,9 +1050,13 @@ pub fn process_viewport_commands(
                 _ => WindowLevel::Normal,
             }),
             ViewportCommand::WindowIcon(icon) => {
-                win.set_window_icon(icon.map(|(bytes, width, height)| {
+                win.set_window_icon(icon.map(|icon| {
-                    winit::window::Icon::from_rgba(bytes, width, height)
+                    winit::window::Icon::from_rgba(
-                        .expect("Invalid ICON data!")
+                        icon.as_raw().to_owned(),
+                        icon.width() as u32,
+                        icon.height() as u32,
+                    )
+                    .expect("Invalid ICON data!")
                 }));
             }
             ViewportCommand::IMEPosition(pos) => {
@@ -1171,8 +1175,12 @@ pub fn create_winit_window_builder(builder: &ViewportBuilder) -> winit::window::
 
     if let Some(Some(icon)) = builder.icon.clone() {
         window_builder = window_builder.with_window_icon(Some(
-            winit::window::Icon::from_rgba(icon.2.clone(), icon.0, icon.1)
+            winit::window::Icon::from_rgba(
-                .expect("Invalid Icon Data!"),
+                icon.as_raw().to_owned(),
+                icon.width() as u32,
+                icon.height() as u32,
+            )
+            .expect("Invalid Icon Data!"),
         ));
     }
 
@@ -1291,7 +1299,7 @@ pub fn changes_between_builders(
 
         if !eq {
             commands.push(ViewportCommand::WindowIcon(
-                icon.as_ref().map(|i| (i.2.clone(), i.0, i.1)),
+                icon.as_ref().map(|i| i.as_ref().clone()),
             ));
             last.icon = Some(icon);
         }

crates/egui/src/viewport.rs

@@ -1,6 +1,6 @@
 use std::{fmt::Display, sync::Arc};
 
-use epaint::{Pos2, Vec2};
+use epaint::{ColorImage, Pos2, Vec2};
 
 use crate::{Context, Id};
 
@@ -70,7 +70,7 @@ pub struct ViewportBuilder {
     pub resizable: Option<bool>,
     pub transparent: Option<bool>,
     pub decorations: Option<bool>,
-    pub icon: Option<Option<Arc<(u32, u32, Vec<u8>)>>>,
+    pub icon: Option<Option<Arc<ColorImage>>>,
     pub active: Option<bool>,
     pub visible: Option<bool>,
     pub title_hidden: Option<bool>,
@@ -184,7 +184,7 @@ impl ViewportBuilder {
     }
 
     /// The icon needs to be wrapped in Arc because will be copied every frame
-    pub fn with_window_icon(mut self, icon: Option<Arc<(u32, u32, Vec<u8>)>>) -> Self {
+    pub fn with_window_icon(mut self, icon: Option<Arc<ColorImage>>) -> Self {
         self.icon = Some(icon);
         self
     }
@@ -306,7 +306,7 @@ pub enum ViewportCommand {
 
     /// 0 = Normal, 1 = AlwaysOnBottom, 2 = AlwaysOnTop
     WindowLevel(u8),
-    WindowIcon(Option<(Vec<u8>, u32, u32)>),
+    WindowIcon(Option<ColorImage>),
     IMEPosition(Pos2),
     IMEAllowed(bool),