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Fix the theme example (#452)

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- Remove the inline feature detection, it doesn't work for features of
  dependencies. Instead use `required-features` in `Cargo.toml` for the
  specific binary.

- The asset moved one level up relatively to `../../assets/style.toml`
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mara 2020-05-08 20:44:18 +02:00 committed by GitHub
parent fc59ee6f17
commit fc5060a8e0
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2 changed files with 15 additions and 27 deletions
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3
examples/Cargo.toml
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@ -20,3 +20,6 @@ cursive = { path = "../cursive", default-features=false }
[features] [features]
default = ["cursive/default"] default = ["cursive/default"]
[[bin]]
name = "theme"
required-features = ["cursive/toml"]

39
examples/src/bin/theme.rs
View File

@ -3,35 +3,20 @@ use cursive::views::{Dialog, TextView};
fn main() { fn main() {
let mut siv = cursive::default(); let mut siv = cursive::default();
#[cfg(feature = "toml")] // You can load a theme from a file at runtime for fast development.
{ siv.load_theme_file("assets/style.toml").unwrap();
// You can load a theme from a file at runtime for fast development.
siv.load_theme_file("assets/style.toml").unwrap();
// Or you can directly load it from a string for easy deployment. // Or you can directly load it from a string for easy deployment.
siv.load_toml(include_str!("../assets/style.toml")).unwrap(); siv.load_toml(include_str!("../../assets/style.toml")).unwrap();
siv.add_layer( siv.add_layer(
Dialog::around(TextView::new( Dialog::around(TextView::new(
"This application uses a \ "This application uses a \
custom theme!", custom theme!",
)) ))
.title("Themed dialog") .title("Themed dialog")
.button("Quit", |s| s.quit()), .button("Quit", |s| s.quit()),
); );
}
#[cfg(not(feature = "toml"))]
{
siv.add_layer(
Dialog::around(TextView::new(
"Run this example again with the `toml` feature!\n\n\
cargo run --example theme --features toml",
))
.title("Themed dialog - missing `toml` feature")
.button("Quit", |s| s.quit()),
);
}
siv.run(); siv.run();
} }