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use crate::dialog::{
Dialog, DialogImpl, OpenMultipleFile, OpenSingleDir, OpenSingleFile, SaveSingleFile,
};
use crate::Result;
use std::path::Path;
#[derive(Debug, Clone)]
pub struct Filter<'a> {
#[cfg_attr(target_os = "macos", allow(dead_code))]
pub(crate) description: &'a str,
pub(crate) extensions: &'a [&'a str],
}
#[derive(Debug, Clone)]
pub struct FileDialog<'a> {
pub(crate) location: Option<&'a Path>,
pub(crate) filters: Vec<Filter<'a>>,
}
impl<'a> FileDialog<'a> {
pub fn new() -> Self {
FileDialog {
location: None,
filters: vec![],
}
}
pub fn set_location<P: AsRef<Path> + ?Sized>(mut self, path: &'a P) -> Self {
self.location = Some(path.as_ref());
self
}
pub fn reset_location(mut self) -> Self {
self.location = None;
self
}
pub fn add_filter(mut self, description: &'a str, extensions: &'a [&'a str]) -> Self {
if extensions.is_empty() {
panic!("The file extensions of a filter must be specified.")
}
self.filters.push(Filter {
description,
extensions,
});
self
}
pub fn remove_all_filters(mut self) -> Self {
self.filters = vec![];
self
}
pub fn show_open_single_file(self) -> Result<<OpenSingleFile<'a> as Dialog>::Output> {
let mut dialog = OpenSingleFile {
location: self.location,
filters: self.filters,
};
dialog.show()
}
pub fn show_open_multiple_file(self) -> Result<<OpenMultipleFile<'a> as Dialog>::Output> {
let mut dialog = OpenMultipleFile {
location: self.location,
filters: self.filters,
};
dialog.show()
}
pub fn show_open_single_dir(self) -> Result<<OpenSingleDir<'a> as Dialog>::Output> {
let mut dialog = OpenSingleDir {
location: self.location,
};
dialog.show()
}
pub fn show_save_single_file(self) -> Result<<SaveSingleFile<'a> as Dialog>::Output> {
let mut dialog = SaveSingleFile {
location: self.location,
filters: self.filters,
};
dialog.show()
}
}
impl Default for FileDialog<'_> {
fn default() -> Self {
Self::new()
}
}