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// Copyright 2015, Igor Shaula
// Licensed under the MIT License <LICENSE or
// may not be copied, modified, or distributed
// except according to those terms.
#[macro_use]
extern crate serde_derive;
extern crate winreg;
use std::collections::HashMap;
use std::error::Error;
use winreg::enums::*;
#[derive(Debug, Serialize, Deserialize, PartialEq)]
struct Coords {
x: u32,
y: u32,
}
#[derive(Debug, Serialize, Deserialize, PartialEq)]
struct Size {
w: u32,
h: u32,
}
#[derive(Debug, Serialize, Deserialize, PartialEq)]
struct Rectangle {
coords: Coords,
size: Size,
}
#[derive(Debug, Serialize, Deserialize, PartialEq)]
struct Test {
t_bool: bool,
t_u8: u8,
t_u16: u16,
t_u32: u32,
t_u64: u64,
t_usize: usize,
t_struct: Rectangle,
t_map: HashMap<String, u32>,
t_string: String,
#[serde(rename = "")] // empty name becomes the (Default) value in the registry
t_char: char,
t_i8: i8,
t_i16: i16,
t_i32: i32,
t_i64: i64,
t_isize: isize,
t_f64: f64,
t_f32: f32,
}
fn main() -> Result<(), Box<dyn Error>> {
let hkcu = winreg::RegKey::predef(HKEY_CURRENT_USER);
let (key, _disp) = hkcu.create_subkey("Software\\RustEncode")?;
let mut map = HashMap::new();
map.insert("".to_owned(), 0); // empty name becomes the (Default) value in the registry
map.insert("v1".to_owned(), 1);
map.insert("v2".to_owned(), 2);
map.insert("v3".to_owned(), 3);
let v1 = Test {
t_bool: false,
t_u8: 127,
t_u16: 32768,
t_u32: 123_456_789,
t_u64: 123_456_789_101_112,
t_usize: 1_234_567_891,
t_struct: Rectangle {
coords: Coords { x: 55, y: 77 },
size: Size { w: 500, h: 300 },
},
t_map: map,
t_string: "test 123!".to_owned(),
t_char: 'a',
t_i8: -123,
t_i16: -2049,
t_i32: 20100,
t_i64: -12_345_678_910,
t_isize: -1_234_567_890,
t_f64: -0.01,
t_f32: 3.15,
};
key.encode(&v1)?;
let v2: Test = key.decode()?;
println!("Decoded {:?}", v2);
println!("Equal to encoded: {:?}", v1 == v2);
Ok(())
}