diff options
Diffstat (limited to 'examples/qr_code/src/main.rs')
-rw-r--r-- | examples/qr_code/src/main.rs | 81 |
1 files changed, 81 insertions, 0 deletions
diff --git a/examples/qr_code/src/main.rs b/examples/qr_code/src/main.rs new file mode 100644 index 00000000..37b4855d --- /dev/null +++ b/examples/qr_code/src/main.rs @@ -0,0 +1,81 @@ +use iced::qr_code::{self, QRCode}; +use iced::text_input::{self, TextInput}; +use iced::{ + Align, Column, Container, Element, Length, Sandbox, Settings, Text, +}; + +pub fn main() -> iced::Result { + QRGenerator::run(Settings::default()) +} + +#[derive(Default)] +struct QRGenerator { + data: String, + input: text_input::State, + qr_code: Option<qr_code::State>, +} + +#[derive(Debug, Clone)] +enum Message { + DataChanged(String), +} + +impl Sandbox for QRGenerator { + type Message = Message; + + fn new() -> Self { + QRGenerator { + qr_code: qr_code::State::new("").ok(), + ..Self::default() + } + } + + fn title(&self) -> String { + String::from("QR Code Generator - Iced") + } + + fn update(&mut self, message: Message) { + match message { + Message::DataChanged(mut data) => { + data.truncate(100); + + self.qr_code = qr_code::State::new(&data).ok(); + self.data = data; + } + } + } + + fn view(&mut self) -> Element<Message> { + let title = Text::new("QR Code Generator") + .size(70) + .color([0.5, 0.5, 0.5]); + + let input = TextInput::new( + &mut self.input, + "Type the data of your QR code here...", + &self.data, + Message::DataChanged, + ) + .size(30) + .padding(15); + + let mut content = Column::new() + .width(Length::Units(700)) + .spacing(20) + .align_items(Align::Center) + .push(title) + .push(input); + + if let Some(qr_code) = self.qr_code.as_mut() { + content = content.push(QRCode::new(qr_code).cell_size(10)); + } + + Container::new(content) + .width(Length::Fill) + .height(Length::Fill) + .padding(20) + .center_x() + .center_y() + .into() + } +} |