native-dialog-fork 0.7.0

A library to display dialogs. Supports GNU/Linux, BSD Unix, macOS and Windows.
Documentation 
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use super::{INSPanel, INSUrl, INSView, IUTType, NSUrl, NSWindow, UTType};
use cocoa::appkit::{NSAppKitVersionNumber, NSAppKitVersionNumber11_0};
use cocoa::foundation::NSInteger;
use objc_foundation::{INSMutableArray, INSObject, INSString, NSMutableArray, NSString};
use objc_id::Id;

pub trait INSSavePanel: INSPanel {
    fn set_title(&self, title: &str) {
        let title = NSString::from_str(title);
        unsafe { msg_send![self, setTitle: title] }
    }

    fn set_name_field_string_value(&self, value: &str) {
        let value = NSString::from_str(value);
        unsafe { msg_send![self, setNameFieldStringValue: value] }
    }

    fn set_shows_tag_field(&self, flag: bool) {
        let flag = super::objc_bool(flag);
        unsafe { msg_send![self, setShowsTagField: flag] }
    }

    fn set_can_create_directories(&self, flag: bool) {
        let flag = super::objc_bool(flag);
        unsafe { msg_send![self, setCanCreateDirectories: flag] }
    }

    fn set_directory_url(&self, url: &str) {
        let url = NSUrl::from_path(url);
        unsafe { msg_send![self, setDirectoryURL: url] }
    }

    fn set_extension_hidden(&self, flag: bool) {
        let flag = super::objc_bool(flag);
        unsafe { msg_send![self, setExtensionHidden: flag] }
    }

    fn set_accessory_view(&self, view: Id<impl INSView>) {
        unsafe { msg_send![self, setAccessoryView: view] }
    }

    fn set_accessory_view_disclosed(&self, flag: bool) {
        let flag = super::objc_bool(flag);
        unsafe { msg_send![self, setAccessoryViewDisclosed: flag] }
    }

    fn set_allowed_extensions(&self, extensions: &[&str]) {
        if unsafe { NSAppKitVersionNumber > NSAppKitVersionNumber11_0 } {
            let mut types = NSMutableArray::new();
            for ext in extensions {
                let t = UTType::from_extension(ext);
                types.add_object(t);
            }
            // Available from macOS 11
            unsafe { msg_send![self, setAllowedContentTypes: types] }
        } else {
            let mut types = NSMutableArray::new();
            for ext in extensions {
                let t = NSString::from_str(ext);
                types.add_object(t);
            }
            // Removed at macOS 13
            unsafe { msg_send![self, setAllowedFileTypes: types] }
        }
    }
}

object_struct!(NSSavePanel);

impl INSPanel for NSSavePanel {}

impl INSSavePanel for NSSavePanel {}

impl NSSavePanel {
    pub fn save_panel() -> Id<Self> {
        unsafe {
            let ptr = msg_send![class!(NSSavePanel), savePanel];
            Id::from_ptr(ptr)
        }
    }

    pub fn run_modal(&self, owner: Option<Id<NSWindow>>) -> Result<Id<NSUrl>, NSInteger> {
        match self.run_sheet_or_modal(owner) {
            1 => unsafe {
                let urls = msg_send![self, URL];
                Ok(Id::from_ptr(urls))
            },
            x => Err(x),
        }
    }
}