Add system_information example

examples/system_information/Cargo.toml

@@ -0,0 +1,10 @@
+[package]
+name = "system_information"
+version = "0.1.0"
+authors = ["Richard <richardsoncusto@gmail.com>"]
+edition = "2021"
+publish = false
+
+[dependencies]
+iced = { path = "../..", features = ["sysinfo"] }
+bytesize = { version = "1.1.0" }

examples/system_information/src/main.rs

@@ -0,0 +1,119 @@
+use iced::{
+    executor, system, Application, Column, Command, Container, Element, Length,
+    Settings, Text,
+};
+
+use bytesize::ByteSize;
+
+pub fn main() -> iced::Result {
+    Example::run(Settings::default())
+}
+
+enum Example {
+    Loading,
+    Loaded { information: system::Information },
+    Unsupported,
+}
+
+#[derive(Debug)]
+enum Message {
+    InformationReceived(Option<system::Information>),
+}
+
+impl Application for Example {
+    type Message = Message;
+    type Executor = executor::Default;
+    type Flags = ();
+
+    fn new(_flags: ()) -> (Self, Command<Message>) {
+        (
+            Self::Loading,
+            system::information(Message::InformationReceived),
+        )
+    }
+
+    fn title(&self) -> String {
+        String::from("System Information - Iced")
+    }
+
+    fn update(&mut self, message: Message) -> Command<Message> {
+        match message {
+            Message::InformationReceived(information) => {
+                if let Some(information) = information {
+                    *self = Self::Loaded { information };
+                } else {
+                    *self = Self::Unsupported;
+                }
+            }
+        }
+
+        Command::none()
+    }
+
+    fn view(&mut self) -> Element<Message> {
+        let content: Element<Message> = match self {
+            Example::Loading => Text::new("Loading...").size(40).into(),
+            Example::Loaded { information } => {
+                let system_name = Text::new(format!(
+                    "System name: {}",
+                    information
+                        .system_name
+                        .as_ref()
+                        .unwrap_or(&"unknown".to_string())
+                ));
+
+                let system_kernel = Text::new(format!(
+                    "System kernel: {}",
+                    information
+                        .system_kernel
+                        .as_ref()
+                        .unwrap_or(&"unknown".to_string())
+                ));
+
+                let system_version = Text::new(format!(
+                    "System version: {}",
+                    information
+                        .system_version
+                        .as_ref()
+                        .unwrap_or(&"unknown".to_string())
+                ));
+
+                let cpu_brand = Text::new(format!(
+                    "Processor brand: {}",
+                    information.cpu_brand
+                ));
+
+                let cpu_cores = Text::new(format!(
+                    "Processor cores: {}",
+                    information
+                        .cpu_cores
+                        .map_or("unknown".to_string(), |cores| cores
+                            .to_string())
+                ));
+
+                let memory_total = Text::new(format!(
+                    "Memory (total): {}",
+                    ByteSize::kb(information.memory_total).to_string()
+                ));
+
+                Column::with_children(vec![
+                    system_name.into(),
+                    system_kernel.into(),
+                    system_version.into(),
+                    cpu_brand.into(),
+                    cpu_cores.into(),
+                    memory_total.into(),
+                ])
+                .into()
+            }
+            Example::Unsupported => Text::new("Unsupported!").size(20).into(),
+        };
+
+        Container::new(content)
+            .center_x()
+            .center_y()
+            .width(Length::Fill)
+            .height(Length::Fill)
+            .into()
+    }
+}