845 lines
26 KiB
Rust
845 lines
26 KiB
Rust
use std::{
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cell::RefCell,
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mem::ManuallyDrop,
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path::{Path, PathBuf},
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rc::Rc,
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sync::Arc,
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};
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use ::util::{ResultExt, paths::SanitizedPath};
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use anyhow::{Context as _, Result, anyhow};
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use async_task::Runnable;
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use futures::channel::oneshot::{self, Receiver};
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use itertools::Itertools;
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use parking_lot::RwLock;
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use smallvec::SmallVec;
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use windows::{
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UI::{
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StartScreen::{JumpList, JumpListItem},
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ViewManagement::UISettings,
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},
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Win32::{
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Foundation::*,
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Graphics::{
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Gdi::*,
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Imaging::{CLSID_WICImagingFactory, IWICImagingFactory},
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},
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Security::Credentials::*,
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System::{Com::*, LibraryLoader::*, Ole::*, SystemInformation::*, Threading::*},
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UI::{Input::KeyboardAndMouse::*, Shell::*, WindowsAndMessaging::*},
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},
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core::*,
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};
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use crate::{platform::blade::BladeContext, *};
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pub(crate) struct WindowsPlatform {
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state: RefCell<WindowsPlatformState>,
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raw_window_handles: RwLock<SmallVec<[HWND; 4]>>,
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gpu_context: BladeContext,
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// The below members will never change throughout the entire lifecycle of the app.
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icon: HICON,
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main_receiver: flume::Receiver<Runnable>,
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background_executor: BackgroundExecutor,
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foreground_executor: ForegroundExecutor,
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text_system: Arc<DirectWriteTextSystem>,
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windows_version: WindowsVersion,
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bitmap_factory: ManuallyDrop<IWICImagingFactory>,
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validation_number: usize,
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main_thread_id_win32: u32,
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}
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pub(crate) struct WindowsPlatformState {
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callbacks: PlatformCallbacks,
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menus: Vec<OwnedMenu>,
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dock_menu_actions: Vec<Box<dyn Action>>,
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// NOTE: standard cursor handles don't need to close.
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pub(crate) current_cursor: Option<HCURSOR>,
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}
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#[derive(Default)]
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struct PlatformCallbacks {
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open_urls: Option<Box<dyn FnMut(Vec<String>)>>,
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quit: Option<Box<dyn FnMut()>>,
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reopen: Option<Box<dyn FnMut()>>,
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app_menu_action: Option<Box<dyn FnMut(&dyn Action)>>,
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will_open_app_menu: Option<Box<dyn FnMut()>>,
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validate_app_menu_command: Option<Box<dyn FnMut(&dyn Action) -> bool>>,
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}
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impl WindowsPlatformState {
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fn new() -> Self {
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let callbacks = PlatformCallbacks::default();
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let dock_menu_actions = Vec::new();
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let current_cursor = load_cursor(CursorStyle::Arrow);
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Self {
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callbacks,
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dock_menu_actions,
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current_cursor,
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menus: Vec::new(),
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}
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}
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}
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impl WindowsPlatform {
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pub(crate) fn new() -> Self {
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unsafe {
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OleInitialize(None).expect("unable to initialize Windows OLE");
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}
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let (main_sender, main_receiver) = flume::unbounded::<Runnable>();
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let main_thread_id_win32 = unsafe { GetCurrentThreadId() };
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let validation_number = rand::random::<usize>();
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let dispatcher = Arc::new(WindowsDispatcher::new(
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main_sender,
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main_thread_id_win32,
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validation_number,
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));
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let background_executor = BackgroundExecutor::new(dispatcher.clone());
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let foreground_executor = ForegroundExecutor::new(dispatcher);
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let bitmap_factory = ManuallyDrop::new(unsafe {
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CoCreateInstance(&CLSID_WICImagingFactory, None, CLSCTX_INPROC_SERVER)
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.expect("Error creating bitmap factory.")
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});
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let text_system = Arc::new(
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DirectWriteTextSystem::new(&bitmap_factory)
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.expect("Error creating DirectWriteTextSystem"),
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);
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let icon = load_icon().unwrap_or_default();
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let state = RefCell::new(WindowsPlatformState::new());
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let raw_window_handles = RwLock::new(SmallVec::new());
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let gpu_context = BladeContext::new().expect("Unable to init GPU context");
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let windows_version = WindowsVersion::new().expect("Error retrieve windows version");
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Self {
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state,
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raw_window_handles,
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gpu_context,
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icon,
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main_receiver,
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background_executor,
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foreground_executor,
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text_system,
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windows_version,
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bitmap_factory,
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validation_number,
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main_thread_id_win32,
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}
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}
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fn redraw_all(&self) {
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for handle in self.raw_window_handles.read().iter() {
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unsafe {
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RedrawWindow(Some(*handle), None, None, RDW_INVALIDATE | RDW_UPDATENOW)
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.ok()
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.log_err();
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}
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}
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}
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pub fn try_get_windows_inner_from_hwnd(&self, hwnd: HWND) -> Option<Rc<WindowsWindowStatePtr>> {
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self.raw_window_handles
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.read()
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.iter()
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.find(|entry| *entry == &hwnd)
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.and_then(|hwnd| try_get_window_inner(*hwnd))
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}
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#[inline]
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fn post_message(&self, message: u32, wparam: WPARAM, lparam: LPARAM) {
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self.raw_window_handles
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.read()
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.iter()
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.for_each(|handle| unsafe {
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PostMessageW(Some(*handle), message, wparam, lparam).log_err();
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});
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}
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fn close_one_window(&self, target_window: HWND) -> bool {
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let mut lock = self.raw_window_handles.write();
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let index = lock
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.iter()
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.position(|handle| *handle == target_window)
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.unwrap();
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lock.remove(index);
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lock.is_empty()
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}
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#[inline]
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fn run_foreground_task(&self) {
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for runnable in self.main_receiver.drain() {
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runnable.run();
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}
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}
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fn generate_creation_info(&self) -> WindowCreationInfo {
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WindowCreationInfo {
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icon: self.icon,
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executor: self.foreground_executor.clone(),
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current_cursor: self.state.borrow().current_cursor,
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windows_version: self.windows_version,
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validation_number: self.validation_number,
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main_receiver: self.main_receiver.clone(),
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main_thread_id_win32: self.main_thread_id_win32,
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}
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}
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fn handle_dock_action_event(&self, action_idx: usize) {
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let mut lock = self.state.borrow_mut();
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if let Some(mut callback) = lock.callbacks.app_menu_action.take() {
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let Some(action) = lock
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.dock_menu_actions
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.get(action_idx)
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.map(|action| action.boxed_clone())
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else {
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lock.callbacks.app_menu_action = Some(callback);
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log::error!("Dock menu for index {action_idx} not found");
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return;
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};
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drop(lock);
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callback(&*action);
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self.state.borrow_mut().callbacks.app_menu_action = Some(callback);
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}
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}
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// Returns true if the app should quit.
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fn handle_events(&self) -> bool {
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let mut msg = MSG::default();
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unsafe {
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while PeekMessageW(&mut msg, None, 0, 0, PM_REMOVE).as_bool() {
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match msg.message {
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WM_QUIT => return true,
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WM_GPUI_CLOSE_ONE_WINDOW
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| WM_GPUI_TASK_DISPATCHED_ON_MAIN_THREAD
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| WM_GPUI_DOCK_MENU_ACTION => {
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if self.handle_gpui_evnets(msg.message, msg.wParam, msg.lParam, &msg) {
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return true;
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}
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}
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_ => {
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// todo(windows)
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// crate `windows 0.56` reports true as Err
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TranslateMessage(&msg).as_bool();
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DispatchMessageW(&msg);
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}
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}
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}
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}
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false
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}
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// Returns true if the app should quit.
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fn handle_gpui_evnets(
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&self,
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message: u32,
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wparam: WPARAM,
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lparam: LPARAM,
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msg: *const MSG,
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) -> bool {
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if wparam.0 != self.validation_number {
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unsafe { DispatchMessageW(msg) };
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return false;
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}
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match message {
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WM_GPUI_CLOSE_ONE_WINDOW => {
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if self.close_one_window(HWND(lparam.0 as _)) {
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return true;
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}
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}
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WM_GPUI_TASK_DISPATCHED_ON_MAIN_THREAD => self.run_foreground_task(),
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WM_GPUI_DOCK_MENU_ACTION => self.handle_dock_action_event(lparam.0 as _),
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_ => unreachable!(),
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}
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false
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}
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fn configure_jump_list(&self, menus: Vec<MenuItem>) -> Result<()> {
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let jump_list = JumpList::LoadCurrentAsync()?.get()?;
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let items = jump_list.Items()?;
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items.Clear()?;
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let mut actions = Vec::new();
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for item in menus.into_iter() {
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let item = match item {
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MenuItem::Separator => JumpListItem::CreateSeparator()?,
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MenuItem::Submenu(_) => {
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log::error!("Set `MenuItemSubmenu` for dock menu on Windows is not supported.");
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continue;
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}
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MenuItem::Action { name, action, .. } => {
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let idx = actions.len();
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actions.push(action.boxed_clone());
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let item_args = format!("--dock-action {}", idx);
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JumpListItem::CreateWithArguments(
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&HSTRING::from(item_args),
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&HSTRING::from(name.as_ref()),
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)?
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}
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};
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items.Append(&item)?;
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}
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jump_list.SaveAsync()?.get()?;
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self.state.borrow_mut().dock_menu_actions = actions;
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Ok(())
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}
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}
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impl Platform for WindowsPlatform {
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fn background_executor(&self) -> BackgroundExecutor {
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self.background_executor.clone()
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}
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fn foreground_executor(&self) -> ForegroundExecutor {
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self.foreground_executor.clone()
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}
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fn text_system(&self) -> Arc<dyn PlatformTextSystem> {
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self.text_system.clone()
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}
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fn keyboard_layout(&self) -> String {
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"unknown".into()
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}
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fn on_keyboard_layout_change(&self, _callback: Box<dyn FnMut()>) {
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// todo(windows)
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}
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fn run(&self, on_finish_launching: Box<dyn 'static + FnOnce()>) {
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on_finish_launching();
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let vsync_event = unsafe { Owned::new(CreateEventW(None, false, false, None).unwrap()) };
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begin_vsync(*vsync_event);
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'a: loop {
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let wait_result = unsafe {
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MsgWaitForMultipleObjects(Some(&[*vsync_event]), false, INFINITE, QS_ALLINPUT)
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};
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match wait_result {
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// compositor clock ticked so we should draw a frame
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WAIT_EVENT(0) => self.redraw_all(),
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// Windows thread messages are posted
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WAIT_EVENT(1) => {
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if self.handle_events() {
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break 'a;
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}
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}
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_ => {
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log::error!("Something went wrong while waiting {:?}", wait_result);
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break;
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}
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}
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}
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if let Some(ref mut callback) = self.state.borrow_mut().callbacks.quit {
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callback();
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}
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}
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fn quit(&self) {
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self.foreground_executor()
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.spawn(async { unsafe { PostQuitMessage(0) } })
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.detach();
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}
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fn restart(&self, _: Option<PathBuf>) {
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let pid = std::process::id();
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let Some(app_path) = self.app_path().log_err() else {
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return;
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};
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let script = format!(
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r#"
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$pidToWaitFor = {}
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$exePath = "{}"
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while ($true) {{
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$process = Get-Process -Id $pidToWaitFor -ErrorAction SilentlyContinue
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if (-not $process) {{
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Start-Process -FilePath $exePath
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break
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}}
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Start-Sleep -Seconds 0.1
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}}
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"#,
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pid,
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app_path.display(),
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);
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let restart_process = util::command::new_std_command("powershell.exe")
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.arg("-command")
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.arg(script)
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.spawn();
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|
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match restart_process {
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Ok(_) => self.quit(),
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Err(e) => log::error!("failed to spawn restart script: {:?}", e),
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}
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}
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|
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fn activate(&self, _ignoring_other_apps: bool) {}
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fn hide(&self) {}
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|
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// todo(windows)
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fn hide_other_apps(&self) {
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unimplemented!()
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}
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|
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// todo(windows)
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fn unhide_other_apps(&self) {
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unimplemented!()
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}
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|
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fn displays(&self) -> Vec<Rc<dyn PlatformDisplay>> {
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WindowsDisplay::displays()
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}
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|
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fn primary_display(&self) -> Option<Rc<dyn PlatformDisplay>> {
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WindowsDisplay::primary_monitor().map(|display| Rc::new(display) as Rc<dyn PlatformDisplay>)
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}
|
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|
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fn screen_capture_sources(
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&self,
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) -> oneshot::Receiver<Result<Vec<Box<dyn ScreenCaptureSource>>>> {
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let (mut tx, rx) = oneshot::channel();
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tx.send(Err(anyhow!("screen capture not implemented"))).ok();
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rx
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}
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|
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fn active_window(&self) -> Option<AnyWindowHandle> {
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let active_window_hwnd = unsafe { GetActiveWindow() };
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self.try_get_windows_inner_from_hwnd(active_window_hwnd)
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.map(|inner| inner.handle)
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}
|
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|
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fn open_window(
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&self,
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handle: AnyWindowHandle,
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options: WindowParams,
|
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) -> Result<Box<dyn PlatformWindow>> {
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let window = WindowsWindow::new(
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handle,
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options,
|
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self.generate_creation_info(),
|
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&self.gpu_context,
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)?;
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let handle = window.get_raw_handle();
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self.raw_window_handles.write().push(handle);
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|
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Ok(Box::new(window))
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}
|
|
|
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fn window_appearance(&self) -> WindowAppearance {
|
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system_appearance().log_err().unwrap_or_default()
|
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}
|
|
|
|
fn open_url(&self, url: &str) {
|
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let url_string = url.to_string();
|
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self.background_executor()
|
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.spawn(async move {
|
|
if url_string.is_empty() {
|
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return;
|
|
}
|
|
open_target(url_string.as_str());
|
|
})
|
|
.detach();
|
|
}
|
|
|
|
fn on_open_urls(&self, callback: Box<dyn FnMut(Vec<String>)>) {
|
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self.state.borrow_mut().callbacks.open_urls = Some(callback);
|
|
}
|
|
|
|
fn prompt_for_paths(
|
|
&self,
|
|
options: PathPromptOptions,
|
|
) -> Receiver<Result<Option<Vec<PathBuf>>>> {
|
|
let (tx, rx) = oneshot::channel();
|
|
self.foreground_executor()
|
|
.spawn(async move {
|
|
let _ = tx.send(file_open_dialog(options));
|
|
})
|
|
.detach();
|
|
|
|
rx
|
|
}
|
|
|
|
fn prompt_for_new_path(&self, directory: &Path) -> Receiver<Result<Option<PathBuf>>> {
|
|
let directory = directory.to_owned();
|
|
let (tx, rx) = oneshot::channel();
|
|
self.foreground_executor()
|
|
.spawn(async move {
|
|
let _ = tx.send(file_save_dialog(directory));
|
|
})
|
|
.detach();
|
|
|
|
rx
|
|
}
|
|
|
|
fn can_select_mixed_files_and_dirs(&self) -> bool {
|
|
// The FOS_PICKFOLDERS flag toggles between "only files" and "only folders".
|
|
false
|
|
}
|
|
|
|
fn reveal_path(&self, path: &Path) {
|
|
let Ok(file_full_path) = path.canonicalize() else {
|
|
log::error!("unable to parse file path");
|
|
return;
|
|
};
|
|
self.background_executor()
|
|
.spawn(async move {
|
|
let Some(path) = file_full_path.to_str() else {
|
|
return;
|
|
};
|
|
if path.is_empty() {
|
|
return;
|
|
}
|
|
open_target_in_explorer(path);
|
|
})
|
|
.detach();
|
|
}
|
|
|
|
fn open_with_system(&self, path: &Path) {
|
|
let Ok(full_path) = path.canonicalize() else {
|
|
log::error!("unable to parse file full path: {}", path.display());
|
|
return;
|
|
};
|
|
self.background_executor()
|
|
.spawn(async move {
|
|
let Some(full_path_str) = full_path.to_str() else {
|
|
return;
|
|
};
|
|
if full_path_str.is_empty() {
|
|
return;
|
|
};
|
|
open_target(full_path_str);
|
|
})
|
|
.detach();
|
|
}
|
|
|
|
fn on_quit(&self, callback: Box<dyn FnMut()>) {
|
|
self.state.borrow_mut().callbacks.quit = Some(callback);
|
|
}
|
|
|
|
fn on_reopen(&self, callback: Box<dyn FnMut()>) {
|
|
self.state.borrow_mut().callbacks.reopen = Some(callback);
|
|
}
|
|
|
|
fn set_menus(&self, menus: Vec<Menu>, _keymap: &Keymap) {
|
|
self.state.borrow_mut().menus = menus.into_iter().map(|menu| menu.owned()).collect();
|
|
}
|
|
|
|
fn get_menus(&self) -> Option<Vec<OwnedMenu>> {
|
|
Some(self.state.borrow().menus.clone())
|
|
}
|
|
|
|
fn set_dock_menu(&self, menus: Vec<MenuItem>, _keymap: &Keymap) {
|
|
self.configure_jump_list(menus).log_err();
|
|
}
|
|
|
|
fn on_app_menu_action(&self, callback: Box<dyn FnMut(&dyn Action)>) {
|
|
self.state.borrow_mut().callbacks.app_menu_action = Some(callback);
|
|
}
|
|
|
|
fn on_will_open_app_menu(&self, callback: Box<dyn FnMut()>) {
|
|
self.state.borrow_mut().callbacks.will_open_app_menu = Some(callback);
|
|
}
|
|
|
|
fn on_validate_app_menu_command(&self, callback: Box<dyn FnMut(&dyn Action) -> bool>) {
|
|
self.state.borrow_mut().callbacks.validate_app_menu_command = Some(callback);
|
|
}
|
|
|
|
fn app_path(&self) -> Result<PathBuf> {
|
|
Ok(std::env::current_exe()?)
|
|
}
|
|
|
|
// todo(windows)
|
|
fn path_for_auxiliary_executable(&self, _name: &str) -> Result<PathBuf> {
|
|
Err(anyhow!("not yet implemented"))
|
|
}
|
|
|
|
fn set_cursor_style(&self, style: CursorStyle) {
|
|
let hcursor = load_cursor(style);
|
|
let mut lock = self.state.borrow_mut();
|
|
if lock.current_cursor.map(|c| c.0) != hcursor.map(|c| c.0) {
|
|
self.post_message(
|
|
WM_GPUI_CURSOR_STYLE_CHANGED,
|
|
WPARAM(0),
|
|
LPARAM(hcursor.map_or(0, |c| c.0 as isize)),
|
|
);
|
|
lock.current_cursor = hcursor;
|
|
}
|
|
}
|
|
|
|
fn should_auto_hide_scrollbars(&self) -> bool {
|
|
should_auto_hide_scrollbars().log_err().unwrap_or(false)
|
|
}
|
|
|
|
fn write_to_clipboard(&self, item: ClipboardItem) {
|
|
write_to_clipboard(item);
|
|
}
|
|
|
|
fn read_from_clipboard(&self) -> Option<ClipboardItem> {
|
|
read_from_clipboard()
|
|
}
|
|
|
|
fn write_credentials(&self, url: &str, username: &str, password: &[u8]) -> Task<Result<()>> {
|
|
let mut password = password.to_vec();
|
|
let mut username = username.encode_utf16().chain(Some(0)).collect_vec();
|
|
let mut target_name = windows_credentials_target_name(url)
|
|
.encode_utf16()
|
|
.chain(Some(0))
|
|
.collect_vec();
|
|
self.foreground_executor().spawn(async move {
|
|
let credentials = CREDENTIALW {
|
|
LastWritten: unsafe { GetSystemTimeAsFileTime() },
|
|
Flags: CRED_FLAGS(0),
|
|
Type: CRED_TYPE_GENERIC,
|
|
TargetName: PWSTR::from_raw(target_name.as_mut_ptr()),
|
|
CredentialBlobSize: password.len() as u32,
|
|
CredentialBlob: password.as_ptr() as *mut _,
|
|
Persist: CRED_PERSIST_LOCAL_MACHINE,
|
|
UserName: PWSTR::from_raw(username.as_mut_ptr()),
|
|
..CREDENTIALW::default()
|
|
};
|
|
unsafe { CredWriteW(&credentials, 0) }?;
|
|
Ok(())
|
|
})
|
|
}
|
|
|
|
fn read_credentials(&self, url: &str) -> Task<Result<Option<(String, Vec<u8>)>>> {
|
|
let mut target_name = windows_credentials_target_name(url)
|
|
.encode_utf16()
|
|
.chain(Some(0))
|
|
.collect_vec();
|
|
self.foreground_executor().spawn(async move {
|
|
let mut credentials: *mut CREDENTIALW = std::ptr::null_mut();
|
|
unsafe {
|
|
CredReadW(
|
|
PCWSTR::from_raw(target_name.as_ptr()),
|
|
CRED_TYPE_GENERIC,
|
|
None,
|
|
&mut credentials,
|
|
)?
|
|
};
|
|
|
|
if credentials.is_null() {
|
|
Ok(None)
|
|
} else {
|
|
let username: String = unsafe { (*credentials).UserName.to_string()? };
|
|
let credential_blob = unsafe {
|
|
std::slice::from_raw_parts(
|
|
(*credentials).CredentialBlob,
|
|
(*credentials).CredentialBlobSize as usize,
|
|
)
|
|
};
|
|
let password = credential_blob.to_vec();
|
|
unsafe { CredFree(credentials as *const _ as _) };
|
|
Ok(Some((username, password)))
|
|
}
|
|
})
|
|
}
|
|
|
|
fn delete_credentials(&self, url: &str) -> Task<Result<()>> {
|
|
let mut target_name = windows_credentials_target_name(url)
|
|
.encode_utf16()
|
|
.chain(Some(0))
|
|
.collect_vec();
|
|
self.foreground_executor().spawn(async move {
|
|
unsafe {
|
|
CredDeleteW(
|
|
PCWSTR::from_raw(target_name.as_ptr()),
|
|
CRED_TYPE_GENERIC,
|
|
None,
|
|
)?
|
|
};
|
|
Ok(())
|
|
})
|
|
}
|
|
|
|
fn register_url_scheme(&self, _: &str) -> Task<anyhow::Result<()>> {
|
|
Task::ready(Err(anyhow!("register_url_scheme unimplemented")))
|
|
}
|
|
|
|
fn perform_dock_menu_action(&self, action: usize) {
|
|
unsafe {
|
|
PostThreadMessageW(
|
|
self.main_thread_id_win32,
|
|
WM_GPUI_DOCK_MENU_ACTION,
|
|
WPARAM(self.validation_number),
|
|
LPARAM(action as isize),
|
|
)
|
|
.log_err();
|
|
}
|
|
}
|
|
}
|
|
|
|
impl Drop for WindowsPlatform {
|
|
fn drop(&mut self) {
|
|
unsafe {
|
|
ManuallyDrop::drop(&mut self.bitmap_factory);
|
|
OleUninitialize();
|
|
}
|
|
}
|
|
}
|
|
|
|
pub(crate) struct WindowCreationInfo {
|
|
pub(crate) icon: HICON,
|
|
pub(crate) executor: ForegroundExecutor,
|
|
pub(crate) current_cursor: Option<HCURSOR>,
|
|
pub(crate) windows_version: WindowsVersion,
|
|
pub(crate) validation_number: usize,
|
|
pub(crate) main_receiver: flume::Receiver<Runnable>,
|
|
pub(crate) main_thread_id_win32: u32,
|
|
}
|
|
|
|
fn open_target(target: &str) {
|
|
unsafe {
|
|
let ret = ShellExecuteW(
|
|
None,
|
|
windows::core::w!("open"),
|
|
&HSTRING::from(target),
|
|
None,
|
|
None,
|
|
SW_SHOWDEFAULT,
|
|
);
|
|
if ret.0 as isize <= 32 {
|
|
log::error!("Unable to open target: {}", std::io::Error::last_os_error());
|
|
}
|
|
}
|
|
}
|
|
|
|
fn open_target_in_explorer(target: &str) {
|
|
unsafe {
|
|
let ret = ShellExecuteW(
|
|
None,
|
|
windows::core::w!("open"),
|
|
windows::core::w!("explorer.exe"),
|
|
&HSTRING::from(format!("/select,{}", target).as_str()),
|
|
None,
|
|
SW_SHOWDEFAULT,
|
|
);
|
|
if ret.0 as isize <= 32 {
|
|
log::error!(
|
|
"Unable to open target in explorer: {}",
|
|
std::io::Error::last_os_error()
|
|
);
|
|
}
|
|
}
|
|
}
|
|
|
|
fn file_open_dialog(options: PathPromptOptions) -> Result<Option<Vec<PathBuf>>> {
|
|
let folder_dialog: IFileOpenDialog =
|
|
unsafe { CoCreateInstance(&FileOpenDialog, None, CLSCTX_ALL)? };
|
|
|
|
let mut dialog_options = FOS_FILEMUSTEXIST;
|
|
if options.multiple {
|
|
dialog_options |= FOS_ALLOWMULTISELECT;
|
|
}
|
|
if options.directories {
|
|
dialog_options |= FOS_PICKFOLDERS;
|
|
}
|
|
|
|
unsafe {
|
|
folder_dialog.SetOptions(dialog_options)?;
|
|
if folder_dialog.Show(None).is_err() {
|
|
// User cancelled
|
|
return Ok(None);
|
|
}
|
|
}
|
|
|
|
let results = unsafe { folder_dialog.GetResults()? };
|
|
let file_count = unsafe { results.GetCount()? };
|
|
if file_count == 0 {
|
|
return Ok(None);
|
|
}
|
|
|
|
let mut paths = Vec::new();
|
|
for i in 0..file_count {
|
|
let item = unsafe { results.GetItemAt(i)? };
|
|
let path = unsafe { item.GetDisplayName(SIGDN_FILESYSPATH)?.to_string()? };
|
|
paths.push(PathBuf::from(path));
|
|
}
|
|
|
|
Ok(Some(paths))
|
|
}
|
|
|
|
fn file_save_dialog(directory: PathBuf) -> Result<Option<PathBuf>> {
|
|
let dialog: IFileSaveDialog = unsafe { CoCreateInstance(&FileSaveDialog, None, CLSCTX_ALL)? };
|
|
if !directory.to_string_lossy().is_empty() {
|
|
if let Some(full_path) = directory.canonicalize().log_err() {
|
|
let full_path = SanitizedPath::from(full_path);
|
|
let full_path_string = full_path.to_string();
|
|
let path_item: IShellItem =
|
|
unsafe { SHCreateItemFromParsingName(&HSTRING::from(full_path_string), None)? };
|
|
unsafe { dialog.SetFolder(&path_item).log_err() };
|
|
}
|
|
}
|
|
unsafe {
|
|
dialog.SetFileTypes(&[Common::COMDLG_FILTERSPEC {
|
|
pszName: windows::core::w!("All files"),
|
|
pszSpec: windows::core::w!("*.*"),
|
|
}])?;
|
|
if dialog.Show(None).is_err() {
|
|
// User cancelled
|
|
return Ok(None);
|
|
}
|
|
}
|
|
let shell_item = unsafe { dialog.GetResult()? };
|
|
let file_path_string = unsafe {
|
|
let pwstr = shell_item.GetDisplayName(SIGDN_FILESYSPATH)?;
|
|
let string = pwstr.to_string()?;
|
|
CoTaskMemFree(Some(pwstr.0 as _));
|
|
string
|
|
};
|
|
Ok(Some(PathBuf::from(file_path_string)))
|
|
}
|
|
|
|
fn begin_vsync(vsync_event: HANDLE) {
|
|
let event: SafeHandle = vsync_event.into();
|
|
std::thread::spawn(move || unsafe {
|
|
loop {
|
|
windows::Win32::Graphics::Dwm::DwmFlush().log_err();
|
|
SetEvent(*event).log_err();
|
|
}
|
|
});
|
|
}
|
|
|
|
fn load_icon() -> Result<HICON> {
|
|
let module = unsafe { GetModuleHandleW(None).context("unable to get module handle")? };
|
|
let handle = unsafe {
|
|
LoadImageW(
|
|
Some(module.into()),
|
|
windows::core::PCWSTR(1 as _),
|
|
IMAGE_ICON,
|
|
0,
|
|
0,
|
|
LR_DEFAULTSIZE | LR_SHARED,
|
|
)
|
|
.context("unable to load icon file")?
|
|
};
|
|
Ok(HICON(handle.0))
|
|
}
|
|
|
|
#[inline]
|
|
fn should_auto_hide_scrollbars() -> Result<bool> {
|
|
let ui_settings = UISettings::new()?;
|
|
Ok(ui_settings.AutoHideScrollBars()?)
|
|
}
|
|
|
|
#[cfg(test)]
|
|
mod tests {
|
|
use crate::{ClipboardItem, read_from_clipboard, write_to_clipboard};
|
|
|
|
#[test]
|
|
fn test_clipboard() {
|
|
let item = ClipboardItem::new_string("你好，我是张小白".to_string());
|
|
write_to_clipboard(item.clone());
|
|
assert_eq!(read_from_clipboard(), Some(item));
|
|
|
|
let item = ClipboardItem::new_string("12345".to_string());
|
|
write_to_clipboard(item.clone());
|
|
assert_eq!(read_from_clipboard(), Some(item));
|
|
|
|
let item = ClipboardItem::new_string_with_json_metadata("abcdef".to_string(), vec![3, 4]);
|
|
write_to_clipboard(item.clone());
|
|
assert_eq!(read_from_clipboard(), Some(item));
|
|
}
|
|
}
|