95 lines
2.5 KiB
Rust
95 lines
2.5 KiB
Rust
use std::sync::mpsc;
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use std::os::raw::{c_void};
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use widestring::{U16CString};
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use crate::keyboard::{KeyEvent, KeyModifier};
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use crate::keyboard::KeyModifier::*;
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use crate::bridge::windows::*;
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#[repr(C)]
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pub struct WindowsKeyboardInterceptor {
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pub sender: mpsc::Sender<KeyEvent>
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}
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impl super::KeyboardInterceptor for WindowsKeyboardInterceptor {
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fn initialize(&self) {
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unsafe {
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let self_ptr = self as *const WindowsKeyboardInterceptor as *const c_void;
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register_keypress_callback(self_ptr,keypress_callback);
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initialize_window();
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}
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}
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fn start(&self) {
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unsafe {
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eventloop();
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}
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}
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}
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pub struct WindowsKeyboardSender {
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}
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impl super::KeyboardSender for WindowsKeyboardSender {
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fn send_string(&self, s: &str) {
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let res = U16CString::from_str(s);
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match res {
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Ok(s) => {
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unsafe {
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send_string(s.as_ptr());
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}
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}
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Err(e) => println!("Error while sending string: {}", e.to_string())
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}
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}
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fn send_enter(&self) {
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unsafe {
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// Send the VK_RETURN key press
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send_vkey(0x0D);
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}
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}
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fn trigger_paste(&self) {
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unimplemented!()
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}
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fn delete_string(&self, count: i32) {
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unsafe {
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delete_string(count)
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}
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}
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}
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// Native bridge code
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extern fn keypress_callback(_self: *mut c_void, raw_buffer: *const i32, len: i32,
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is_modifier: i32, key_code: i32) {
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unsafe {
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let _self = _self as *mut WindowsKeyboardInterceptor;
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if is_modifier == 0 { // Char event
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// Convert the received buffer to a character
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let buffer = std::slice::from_raw_parts(raw_buffer, len as usize);
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let r = std::char::from_u32(buffer[0] as u32);
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// Send the char through the channel
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if let Some(c) = r {
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(*_self).sender.send(KeyEvent::Char(c)).unwrap();
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}
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}else{ // Modifier event
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let modifier: Option<KeyModifier> = match key_code {
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0x5B | 0x5C => Some(META),
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0x10 => Some(SHIFT),
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0x12 => Some(ALT),
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0x11 => Some(CTRL),
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0x08 => Some(BACKSPACE),
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_ => None,
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};
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if let Some(modifier) = modifier {
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(*_self).sender.send(KeyEvent::Modifier(modifier)).unwrap();
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}
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}
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}
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} |