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Update qr_code example with theme selector

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Clark Moody 2024-02-02 10:45:37 -06:00 • committed by Héctor Ramón Jiménez
parent c2d82833a0
commit 4c6ea3cfe2
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GPG key ID: 7CC46565708259A7
1 changed files with 28 additions and 6 deletions
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34
examples/qr_code/src/main.rs
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@ -1,6 +1,6 @@
use iced::widget::qr_code::{self, QRCode}; use iced::widget::qr_code::{self, QRCode};
use iced::widget::{column, container, text, text_input}; use iced::widget::{column, container, pick_list, row, text, text_input};
use iced::{Alignment, Color, Element, Length, Sandbox, Settings}; use iced::{Alignment, Element, Length, Sandbox, Settings, Theme};
pub fn main() -> iced::Result { pub fn main() -> iced::Result {
QRGenerator::run(Settings::default()) QRGenerator::run(Settings::default())
@ -10,11 +10,13 @@ pub fn main() -> iced::Result {
struct QRGenerator { struct QRGenerator {
data: String, data: String,
qr_code: Option<qr_code::State>, qr_code: Option<qr_code::State>,
theme: Theme,
} }
#[derive(Debug, Clone)] #[derive(Debug, Clone)]
enum Message { enum Message {
DataChanged(String), DataChanged(String),
ThemeChanged(Theme),
} }
impl Sandbox for QRGenerator { impl Sandbox for QRGenerator {
@ -41,13 +43,18 @@ impl Sandbox for QRGenerator {
self.data = data; self.data = data;
} }
Message::ThemeChanged(theme) => {
self.theme = theme;
if self.qr_code.is_some() {
self.qr_code = qr_code::State::new(&self.data).ok();
}
}
} }
} }
fn view(&self) -> Element<Message> { fn view(&self) -> Element<Message> {
let title = text("QR Code Generator") let title = text("QR Code Generator").size(70);
.size(70)
.style(Color::from([0.5, 0.5, 0.5]));
let input = let input =
text_input("Type the data of your QR code here...", &self.data) text_input("Type the data of your QR code here...", &self.data)
@ -55,7 +62,18 @@ impl Sandbox for QRGenerator {
.size(30) .size(30)
.padding(15); .padding(15);
let mut content = column![title, input] let choose_theme = row![
text("Theme:"),
pick_list(
Theme::ALL,
Some(self.theme.clone()),
Message::ThemeChanged,
)
]
.spacing(10)
.align_items(Alignment::Center);
let mut content = column![title, input, choose_theme]
.width(700) .width(700)
.spacing(20) .spacing(20)
.align_items(Alignment::Center); .align_items(Alignment::Center);
@ -72,4 +90,8 @@ impl Sandbox for QRGenerator {
.center_y() .center_y()
.into() .into()
} }
fn theme(&self) -> Theme {
self.theme.clone()
}
} }