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Implement paste
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41eeddb7a1
commit
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@ -1,4 +1,7 @@
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use anyhow::{anyhow, Error};
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use filedescriptor::{FileDescriptor, Pipe};
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use smithay_client_toolkit as toolkit;
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use std::os::fd::AsRawFd;
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use std::sync::{Arc, Mutex};
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use toolkit::reexports::client::protocol::wl_data_offer::WlDataOffer;
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@ -25,6 +28,20 @@ impl CopyAndPaste {
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Arc::new(Mutex::new(Default::default()))
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}
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pub(super) fn get_clipboard_data(
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&mut self,
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_clipboard: Clipboard,
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) -> anyhow::Result<FileDescriptor> {
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// TODO; primary selection
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let offer = self
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.data_offer
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.as_ref()
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.ok_or_else(|| anyhow!("no data offer"))?;
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let pipe = Pipe::new().map_err(Error::msg)?;
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offer.receive(TEXT_MIME_TYPE.to_string(), pipe.write.as_raw_fd());
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Ok(pipe.read)
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}
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pub(super) fn set_clipboard_data(&mut self, _clipboard: Clipboard, data: String) {
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// TODO: primary selection
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@ -1,6 +1,5 @@
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use std::fs::File;
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use std::io::Write;
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use std::os::fd::{AsRawFd, FromRawFd, IntoRawFd, OwnedFd};
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use std::os::fd::{AsRawFd, FromRawFd, IntoRawFd};
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use anyhow::bail;
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use filedescriptor::FileDescriptor;
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@ -86,6 +85,7 @@ impl DataOfferHandler for WaylandState {
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}
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}
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// Ignore drag and drop events
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fn source_actions(
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&mut self,
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_conn: &wayland_client::Connection,
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@ -93,7 +93,6 @@ impl DataOfferHandler for WaylandState {
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_offer: &mut smithay_client_toolkit::data_device_manager::data_offer::DragOffer,
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_actions: wayland_client::protocol::wl_data_device_manager::DndAction,
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) {
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todo!()
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}
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fn selected_action(
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@ -103,7 +102,6 @@ impl DataOfferHandler for WaylandState {
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_offer: &mut smithay_client_toolkit::data_device_manager::data_offer::DragOffer,
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_actions: wayland_client::protocol::wl_data_device_manager::DndAction,
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) {
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todo!()
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}
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}
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@ -143,9 +141,10 @@ impl DataSourceHandler for WaylandState {
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&mut self,
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_conn: &wayland_client::Connection,
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_qh: &wayland_client::QueueHandle<Self>,
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_source: &wayland_client::protocol::wl_data_source::WlDataSource,
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source: &wayland_client::protocol::wl_data_source::WlDataSource,
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) {
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todo!()
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self.copy_paste_source.take();
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source.destroy();
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}
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fn dnd_dropped(
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@ -24,7 +24,6 @@ use wayland_client::globals::GlobalList;
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use wayland_client::protocol::wl_keyboard::WlKeyboard;
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use wayland_client::protocol::wl_output::WlOutput;
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use wayland_client::protocol::wl_pointer::WlPointer;
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use wayland_client::protocol::wl_seat::WlSeat;
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use wayland_client::protocol::wl_surface::WlSurface;
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use wayland_client::{delegate_dispatch, Connection, QueueHandle};
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@ -1,15 +1,18 @@
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use std::any::Any;
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use std::cell::{RefCell, RefMut};
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use std::convert::TryInto;
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use std::io::Read;
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use std::os::fd::AsRawFd;
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use std::rc::Rc;
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use std::sync::{Arc, Mutex};
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use std::time::{Duration, Instant};
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use anyhow::anyhow;
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use anyhow::{anyhow, bail};
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use async_io::Timer;
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use async_trait::async_trait;
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use config::ConfigHandle;
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use promise::Future;
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use filedescriptor::FileDescriptor;
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use promise::{Future, Promise};
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use raw_window_handle::{
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HasRawDisplayHandle, HasRawWindowHandle, RawDisplayHandle, RawWindowHandle,
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WaylandDisplayHandle, WaylandWindowHandle,
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@ -362,8 +365,35 @@ impl WindowOps for WaylandWindow {
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todo!()
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}
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fn get_clipboard(&self, _clipboard: Clipboard) -> Future<String> {
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todo!()
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fn get_clipboard(&self, clipboard: Clipboard) -> Future<String> {
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let mut promise = Promise::new();
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let future = promise.get_future().unwrap();
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let promise = Arc::new(Mutex::new(promise));
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WaylandConnection::with_window_inner(self.0, move |inner| {
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let read = inner
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.copy_and_paste
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.lock()
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.unwrap()
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.get_clipboard_data(clipboard)?;
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let promise = Arc::clone(&promise);
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std::thread::spawn(move || {
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let mut promise = promise.lock().unwrap();
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match read_pipe_with_timeout(read) {
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Ok(result) => {
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// Normalize the text to unix line endings, otherwise
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// copying from eg: firefox inserts a lot of blank
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// lines, and that is super annoying.
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promise.ok(result.replace("\r\n", "\n"));
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}
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Err(e) => {
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log::error!("while reading clipboard: {}", e);
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promise.err(anyhow!("{}", e));
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}
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};
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});
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Ok(())
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});
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future
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}
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fn set_clipboard(&self, clipboard: Clipboard, text: String) {
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@ -387,6 +417,37 @@ pub(crate) struct PendingEvent {
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pub(crate) window_state: Option<WindowState>,
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}
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pub(crate) fn read_pipe_with_timeout(mut file: FileDescriptor) -> anyhow::Result<String> {
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let mut result = Vec::new();
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file.set_non_blocking(true)?;
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let mut pfd = libc::pollfd {
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fd: file.as_raw_fd(),
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events: libc::POLLIN,
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revents: 0,
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};
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let mut buf = [0u8; 8192];
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loop {
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if unsafe { libc::poll(&mut pfd, 1, 3000) == 1 } {
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match file.read(&mut buf) {
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Ok(size) if size == 0 => {
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break;
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}
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Ok(size) => {
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result.extend_from_slice(&buf[..size]);
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}
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Err(e) => bail!("error reading from pipe: {}", e),
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}
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} else {
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bail!("timed out reading from pipe");
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}
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}
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Ok(String::from_utf8(result)?)
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}
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pub struct WaylandWindowInner {
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// window_id: usize,
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pub(crate) events: WindowEventSender,
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