Merge pull request #141 from Songtronix/songtronix/progressbar-widget

Progress bar widget

examples/progress_bar.rs

@@ -0,0 +1,63 @@
+use iced::{
+    settings::Window, slider, Background, Color, Column, Element, Length,
+    ProgressBar, Sandbox, Settings, Slider,
+};
+
+pub fn main() {
+    Progress::run(Settings {
+        window: Window {
+            size: (700, 300),
+            resizable: true,
+            decorations: true,
+        },
+    })
+}
+
+#[derive(Default)]
+struct Progress {
+    value: f32,
+    progress_bar_slider: slider::State,
+}
+
+#[derive(Debug, Clone, Copy)]
+enum Message {
+    SliderChanged(f32),
+}
+
+impl Sandbox for Progress {
+    type Message = Message;
+
+    fn new() -> Self {
+        Self::default()
+    }
+
+    fn title(&self) -> String {
+        String::from("A simple Progressbar")
+    }
+
+    fn update(&mut self, message: Message) {
+        match message {
+            Message::SliderChanged(x) => self.value = x,
+        }
+    }
+
+    fn view(&mut self) -> Element<Message> {
+        Column::new()
+            .padding(20)
+            .push(
+                ProgressBar::new(0.0..=100.0, self.value)
+                    .background(Background::Color(Color::from_rgb(
+                        0.6, 0.6, 0.6,
+                    )))
+                    .active_color(Color::from_rgb(0.0, 0.95, 0.0))
+                    .height(Length::Units(30)),
+            )
+            .push(Slider::new(
+                &mut self.progress_bar_slider,
+                0.0..=100.0,
+                self.value,
+                Message::SliderChanged,
+            ))
+            .into()
+    }
+}