b70b229370
Wef is a Rust library for embedding WebView functionality using Chromium Embedded Framework (CEF3) with offscreen rendering support.
73 lines
2.1 KiB
Rust
73 lines
2.1 KiB
Rust
use std::ffi::CString;
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use mime::Mime;
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use num_enum::TryFromPrimitive;
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use crate::ffi::*;
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/// Supported file dialog modes.
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#[derive(Debug, Clone, Copy, TryFromPrimitive)]
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#[repr(i32)]
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pub enum FileDialogMode {
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/// Requires that the file exists before allowing the user to pick it.
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Open = 0,
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/// Like Open, but allows picking multiple files to open.
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OpenMultiple = 1,
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/// Like Open, but selects a folder to open.
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OpenFolder = 2,
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/// Allows picking a nonexistent file, and prompts to overwrite if the file
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/// already exists.
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Save = 3,
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}
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#[derive(Debug)]
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pub enum AcceptFilter<'a> {
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Mime(Mime),
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Extension(&'a str),
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}
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/// Accept filter for file dialogs.
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#[derive(Debug)]
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pub struct Accept<'a> {
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/// Used to restrict the selectable file types.
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///
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/// May be any combination of valid lower-cased MIME types (e.g. "text/*" or
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/// "image/*") and individual file extensions (e.g. ".txt" or ".png").
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pub filters: AcceptFilter<'a>,
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/// Provides the expansion of MIME types to file extensions.
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pub extensions: Option<&'a [&'a str]>,
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/// Provides the descriptions for MIME types
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///
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/// For example, the "image/*" mime type might have extensions
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/// [".png", ".jpg", ".bmp", ...] and description "Image Files".
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pub description: Option<&'a str>,
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}
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/// File dialog callback.
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pub struct FileDialogCallback(*mut wef_file_dialog_callback_t);
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unsafe impl Send for FileDialogCallback {}
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unsafe impl Sync for FileDialogCallback {}
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impl Drop for FileDialogCallback {
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fn drop(&mut self) {
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unsafe { wef_file_dialog_callback_destroy(self.0) };
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}
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}
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impl FileDialogCallback {
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pub(crate) fn new(callback: *mut wef_file_dialog_callback_t) -> Self {
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FileDialogCallback(callback)
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}
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/// Continue the file dialog with the selected file paths.
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pub fn continue_(&self, file_paths: &[&str]) {
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let paths = CString::new(file_paths.join(";")).unwrap();
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unsafe { wef_file_dialog_callback_continue(self.0, paths.as_ptr()) };
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}
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/// Cancel the file dialog.
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pub fn cancel(&self) {
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unsafe { wef_file_dialog_callback_cancel(self.0) };
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}
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}
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