removed old xlib.rs file
This commit is contained in:
Janis
parent
2c6d4fd465
commit
b3f586ea6a
774
src/xlib.rs
774
src/xlib.rs
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@ -1,774 +0,0 @@
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use log::info;
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use std::ptr::{null, null_mut};
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use std::{ffi::CString, rc::Rc};
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use x11::xlib::{
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self, AnyButton, AnyKey, AnyModifier, Atom, ButtonPressMask,
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ButtonReleaseMask, CWEventMask, ControlMask, CurrentTime, EnterWindowMask,
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FocusChangeMask, LockMask, Mod1Mask, Mod2Mask, Mod3Mask, Mod4Mask,
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Mod5Mask, PointerMotionMask, PropertyChangeMask, ShiftMask,
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StructureNotifyMask, SubstructureNotifyMask, SubstructureRedirectMask,
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Window, XCloseDisplay, XConfigureRequestEvent, XDefaultScreen, XEvent,
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XGetTransientForHint, XGrabPointer, XInternAtom, XKillClient, XMapWindow,
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XOpenDisplay, XRaiseWindow, XRootWindow, XSetErrorHandler, XSync,
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XUngrabButton, XUngrabKey, XUngrabPointer, XWarpPointer, XWindowAttributes,
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};
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use xlib::GrabModeAsync;
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use log::error;
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use crate::clients::Client;
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pub struct XLib {
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display: Display,
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root: Window,
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_screen: i32,
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atoms: Atoms,
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global_keybinds: Vec<KeyOrButton>,
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}
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struct Atoms {
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protocols: Atom,
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delete_window: Atom,
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active_window: Atom,
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take_focus: Atom,
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}
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#[derive(Clone, Copy, Debug, PartialEq, Eq)]
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pub enum KeyOrButton {
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Key(i32, u32),
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Button(u32, u32, u64),
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}
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impl KeyOrButton {
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#[allow(dead_code)]
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pub fn key(keycode: i32, modmask: u32) -> Self {
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Self::Key(keycode, modmask)
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}
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pub fn button(button: u32, modmask: u32, buttonmask: i64) -> Self {
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Self::Button(button, modmask, buttonmask as u64)
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}
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}
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#[derive(Clone)]
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pub struct Display(Rc<*mut xlib::Display>);
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impl Drop for XLib {
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fn drop(&mut self) {
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self.close_dpy();
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}
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}
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impl XLib {
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pub fn new() -> Self {
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let (display, _screen, root) = unsafe {
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let display = XOpenDisplay(null());
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assert_ne!(display, null_mut());
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let display = Display::new(display);
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let screen = XDefaultScreen(display.get());
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let root = XRootWindow(display.get(), screen);
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(display, screen, root)
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};
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Self {
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atoms: Atoms::init(display.clone()),
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global_keybinds: Vec::new(),
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root,
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_screen,
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display,
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}
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}
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pub fn init(&mut self) {
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unsafe {
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let mut window_attributes =
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std::mem::MaybeUninit::<xlib::XSetWindowAttributes>::zeroed()
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.assume_init();
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window_attributes.event_mask = SubstructureRedirectMask
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| StructureNotifyMask
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| SubstructureNotifyMask
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| EnterWindowMask
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| PointerMotionMask
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| ButtonPressMask;
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xlib::XChangeWindowAttributes(
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self.dpy(),
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self.root,
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CWEventMask,
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&mut window_attributes,
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);
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xlib::XSelectInput(
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self.dpy(),
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self.root,
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window_attributes.event_mask,
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);
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XSetErrorHandler(Some(xlib_error_handler));
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XSync(self.dpy(), 0);
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}
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self.grab_global_keybinds(self.root);
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}
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pub fn add_global_keybind(&mut self, key: KeyOrButton) {
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self.global_keybinds.push(key);
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}
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#[allow(dead_code)]
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fn ungrab_global_keybings(&self, window: Window) {
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unsafe {
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XUngrabButton(self.dpy(), AnyButton as u32, AnyModifier, window);
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XUngrabKey(self.dpy(), AnyKey, AnyModifier, window);
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}
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}
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fn grab_global_keybinds(&self, window: Window) {
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for kb in self.global_keybinds.iter() {
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self.grab_key_or_button(window, kb);
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}
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}
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#[allow(dead_code)]
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pub fn remove_global_keybind(&mut self, key: &KeyOrButton) {
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if self.global_keybinds.contains(key) {
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self.global_keybinds.retain(|kb| kb != key);
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}
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}
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fn dpy(&self) -> *mut xlib::Display {
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self.display.get()
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}
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#[allow(dead_code)]
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pub fn squash_event(&self, event_type: i32) -> XEvent {
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unsafe {
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let mut event =
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std::mem::MaybeUninit::<xlib::XEvent>::zeroed().assume_init();
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while xlib::XCheckTypedEvent(self.dpy(), event_type, &mut event)
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!= 0
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{}
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event
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}
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}
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pub fn next_event(&self) -> XEvent {
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unsafe {
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let mut event =
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std::mem::MaybeUninit::<xlib::XEvent>::zeroed().assume_init();
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xlib::XNextEvent(self.dpy(), &mut event);
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event
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}
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}
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pub fn grab_key_or_button(&self, window: Window, key: &KeyOrButton) {
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let numlock_mask = self.get_numlock_mask();
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let modifiers =
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vec![0, LockMask, numlock_mask, LockMask | numlock_mask];
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for modifier in modifiers.iter() {
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match key {
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&KeyOrButton::Key(keycode, modmask) => {
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unsafe {
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xlib::XGrabKey(
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self.dpy(),
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keycode,
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modmask | modifier,
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window,
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1, /* true */
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GrabModeAsync,
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GrabModeAsync,
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);
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}
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}
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&KeyOrButton::Button(button, modmask, buttonmask) => {
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unsafe {
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xlib::XGrabButton(
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self.dpy(),
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button,
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modmask | modifier,
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window,
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1, /*true */
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buttonmask as u32,
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GrabModeAsync,
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GrabModeAsync,
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0,
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0,
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);
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}
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}
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}
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}
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}
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pub fn focus_client(&self, client: &Client) {
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unsafe {
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xlib::XSetInputFocus(
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self.dpy(),
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client.window,
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xlib::RevertToPointerRoot,
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xlib::CurrentTime,
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);
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let screen = xlib::XDefaultScreenOfDisplay(self.dpy()).as_ref();
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if let Some(screen) = screen {
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xlib::XSetWindowBorder(
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self.dpy(),
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client.window,
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screen.white_pixel,
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);
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}
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xlib::XChangeProperty(
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self.dpy(),
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self.root,
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self.atoms.active_window,
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xlib::XA_WINDOW,
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32,
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xlib::PropModeReplace,
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&client.window as *const u64 as *const _,
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1,
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);
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}
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self.send_protocol(client, self.atoms.take_focus);
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}
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pub fn unfocus_client(&self, client: &Client) {
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//info!("unfocusing client: {:?}", client);
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unsafe {
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xlib::XSetInputFocus(
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self.dpy(),
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self.root,
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xlib::RevertToPointerRoot,
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xlib::CurrentTime,
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);
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let screen = xlib::XDefaultScreenOfDisplay(self.dpy()).as_ref();
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if let Some(screen) = screen {
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xlib::XSetWindowBorder(
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self.dpy(),
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client.window,
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screen.black_pixel,
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);
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}
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// xlib::XDeleteProperty(
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// self.dpy(),
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// self.root,
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// self.atoms.active_window,
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// );
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}
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}
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pub fn move_resize_client(&self, client: &Client) {
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let mut windowchanges = xlib::XWindowChanges {
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x: client.position.x,
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y: client.position.y,
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width: client.size.x,
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height: client.size.y,
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border_width: 0,
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sibling: 0,
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stack_mode: 0,
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};
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if client.size.x < 1 || client.size.y < 1 {
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error!("client {:?} size is less than 1 pixel!", client);
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} else {
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unsafe {
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xlib::XConfigureWindow(
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self.dpy(),
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client.window,
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(xlib::CWY | xlib::CWX | xlib::CWHeight | xlib::CWWidth)
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as u32,
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&mut windowchanges,
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);
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// I don't think I have to call this ~
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//self.configure_client(client);
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}
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}
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}
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pub fn move_client(&self, client: &Client) {
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let mut wc = xlib::XWindowChanges {
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x: client.position.x,
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y: client.position.y,
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width: client.size.x,
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height: client.size.y,
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border_width: 0,
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sibling: 0,
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stack_mode: 0,
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};
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if client.size.x < 1 || client.size.y < 1 {
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error!("client {:?} size is less than 1 pixel!", client);
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} else {
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unsafe {
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xlib::XConfigureWindow(
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self.dpy(),
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client.window,
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(xlib::CWX | xlib::CWY) as u32,
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&mut wc,
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);
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}
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}
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}
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pub fn resize_client(&self, client: &Client) {
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let mut wc = xlib::XWindowChanges {
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x: client.position.x,
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y: client.position.y,
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width: client.size.x,
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height: client.size.y,
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border_width: 0,
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sibling: 0,
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stack_mode: 0,
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};
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if client.size.x < 1 || client.size.y < 1 {
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error!("client {:?} size is less than 1 pixel!", client);
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} else {
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unsafe {
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xlib::XConfigureWindow(
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self.dpy(),
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client.window,
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(xlib::CWWidth | xlib::CWHeight) as u32,
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&mut wc,
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);
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}
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}
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}
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pub fn hide_client(&self, client: &Client) {
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let mut wc = xlib::XWindowChanges {
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x: client.size.x * -2,
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y: client.position.y,
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width: client.size.x,
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height: client.size.y,
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border_width: 0,
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sibling: 0,
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stack_mode: 0,
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};
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if client.size.x < 1 || client.size.y < 1 {
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error!("client {:?} size is less than 1 pixel!", client);
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} else {
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unsafe {
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xlib::XConfigureWindow(
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self.dpy(),
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client.window,
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(xlib::CWX | xlib::CWY) as u32,
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&mut wc,
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);
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}
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}
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}
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pub fn raise_client(&self, client: &Client) {
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unsafe {
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XRaiseWindow(self.dpy(), client.window);
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}
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}
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pub fn get_window_size(&self, window: Window) -> Option<(i32, i32)> {
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let mut wa = unsafe {
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std::mem::MaybeUninit::<xlib::XWindowAttributes>::zeroed()
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.assume_init()
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};
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if unsafe {
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xlib::XGetWindowAttributes(self.dpy(), window, &mut wa) != 0
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} {
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Some((wa.width, wa.height))
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} else {
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None
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}
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}
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#[allow(dead_code)]
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fn get_window_attributes(
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&self,
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window: Window,
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) -> Option<XWindowAttributes> {
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let mut wa = unsafe {
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std::mem::MaybeUninit::<xlib::XWindowAttributes>::zeroed()
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.assume_init()
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};
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if unsafe {
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xlib::XGetWindowAttributes(self.dpy(), window, &mut wa) != 0
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} {
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Some(wa)
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} else {
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None
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}
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}
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pub fn get_transient_for_window(&self, window: Window) -> Option<Window> {
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let mut transient_for: Window = 0;
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if unsafe {
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XGetTransientForHint(self.dpy(), window, &mut transient_for) != 0
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} {
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Some(transient_for)
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} else {
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None
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}
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}
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#[allow(dead_code)]
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pub fn expose_client(&self, client: &Client) {
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self.expose_window(client.window);
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}
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#[allow(dead_code)]
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fn expose_window(&self, window: Window) {
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if let Some(wa) = self.get_window_attributes(window) {
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unsafe {
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xlib::XClearArea(
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self.dpy(),
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window,
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0,
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0,
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wa.width as u32,
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wa.height as u32,
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1,
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);
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}
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}
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}
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pub fn configure_window(&self, event: &XConfigureRequestEvent) {
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let mut wc = xlib::XWindowChanges {
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x: event.x,
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y: event.y,
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width: event.width,
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height: event.height,
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border_width: event.border_width,
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sibling: event.above,
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stack_mode: event.detail,
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};
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unsafe {
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xlib::XConfigureWindow(
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self.dpy(),
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event.window,
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event.value_mask as u32,
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&mut wc,
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);
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}
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}
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pub fn configure_client(&self, client: &Client, border: i32) {
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let mut event = xlib::XConfigureEvent {
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type_: xlib::ConfigureNotify,
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display: self.dpy(),
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event: client.window,
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window: client.window,
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x: client.position.x,
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y: client.position.y,
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width: client.size.x,
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height: client.size.y,
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border_width: border,
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override_redirect: 0,
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send_event: 0,
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serial: 0,
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above: 0,
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};
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unsafe {
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xlib::XSetWindowBorderWidth(
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self.dpy(),
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event.window,
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event.border_width as u32,
|
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);
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|
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xlib::XSendEvent(
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self.dpy(),
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event.window,
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0,
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StructureNotifyMask,
|
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&mut event as *mut _ as *mut XEvent,
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);
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}
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}
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pub fn map_window(&self, window: Window) {
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unsafe {
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XMapWindow(self.dpy(), window);
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xlib::XSelectInput(
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self.dpy(),
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window,
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EnterWindowMask
|
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| FocusChangeMask
|
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| PropertyChangeMask
|
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| StructureNotifyMask,
|
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);
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}
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self.grab_global_keybinds(window);
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}
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pub fn dimensions(&self) -> (i32, i32) {
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unsafe {
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let mut wa =
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std::mem::MaybeUninit::<xlib::XWindowAttributes>::zeroed()
|
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.assume_init();
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xlib::XGetWindowAttributes(self.dpy(), self.root, &mut wa);
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|
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info!("Root window dimensions: {}, {}", wa.width, wa.height);
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|
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(wa.width, wa.height)
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}
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}
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fn close_dpy(&self) {
|
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unsafe {
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XCloseDisplay(self.dpy());
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}
|
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}
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pub fn kill_client(&self, client: &Client) {
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if !self.send_protocol(client, self.atoms.delete_window) {
|
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unsafe {
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||||
XKillClient(self.dpy(), client.window);
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
pub fn grab_cursor(&self) {
|
||||
unsafe {
|
||||
XGrabPointer(
|
||||
self.dpy(),
|
||||
self.root,
|
||||
0,
|
||||
(ButtonPressMask | ButtonReleaseMask | PointerMotionMask)
|
||||
as u32,
|
||||
GrabModeAsync,
|
||||
GrabModeAsync,
|
||||
0,
|
||||
0,
|
||||
CurrentTime,
|
||||
);
|
||||
}
|
||||
}
|
||||
|
||||
pub fn release_cursor(&self) {
|
||||
unsafe {
|
||||
XUngrabPointer(self.dpy(), CurrentTime);
|
||||
}
|
||||
}
|
||||
|
||||
pub fn move_cursor(&self, window: Option<Window>, position: (i32, i32)) {
|
||||
unsafe {
|
||||
XWarpPointer(
|
||||
self.dpy(),
|
||||
0,
|
||||
window.unwrap_or(self.root),
|
||||
0,
|
||||
0,
|
||||
0,
|
||||
0,
|
||||
position.0,
|
||||
position.1,
|
||||
);
|
||||
}
|
||||
}
|
||||
|
||||
fn check_for_protocol(&self, client: &Client, proto: xlib::Atom) -> bool {
|
||||
let mut protos: *mut xlib::Atom = null_mut();
|
||||
let mut num_protos: i32 = 0;
|
||||
|
||||
unsafe {
|
||||
if xlib::XGetWMProtocols(
|
||||
self.dpy(),
|
||||
client.window,
|
||||
&mut protos,
|
||||
&mut num_protos,
|
||||
) != 0
|
||||
{
|
||||
for i in 0..num_protos {
|
||||
if *protos.offset(i as isize) == proto {
|
||||
return true;
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
return false;
|
||||
}
|
||||
|
||||
fn send_protocol(&self, client: &Client, proto: xlib::Atom) -> bool {
|
||||
if self.check_for_protocol(client, proto) {
|
||||
let mut data = xlib::ClientMessageData::default();
|
||||
data.set_long(0, proto as i64);
|
||||
|
||||
let mut event = XEvent {
|
||||
client_message: xlib::XClientMessageEvent {
|
||||
type_: xlib::ClientMessage,
|
||||
serial: 0,
|
||||
display: self.dpy(),
|
||||
send_event: 0,
|
||||
window: client.window,
|
||||
format: 32,
|
||||
message_type: self.atoms.protocols,
|
||||
data,
|
||||
},
|
||||
};
|
||||
|
||||
unsafe {
|
||||
xlib::XSendEvent(
|
||||
self.dpy(),
|
||||
client.window,
|
||||
0,
|
||||
xlib::NoEventMask,
|
||||
&mut event,
|
||||
);
|
||||
}
|
||||
|
||||
true
|
||||
} else {
|
||||
false
|
||||
}
|
||||
}
|
||||
|
||||
pub fn make_key<S>(&self, key: S, modmask: u32) -> KeyOrButton
|
||||
where
|
||||
S: AsRef<str>,
|
||||
{
|
||||
let key = self.keycode(key);
|
||||
|
||||
KeyOrButton::Key(key, modmask)
|
||||
}
|
||||
|
||||
fn keycode<S>(&self, string: S) -> i32
|
||||
where
|
||||
S: AsRef<str>,
|
||||
{
|
||||
let c_string = CString::new(string.as_ref()).unwrap();
|
||||
|
||||
unsafe {
|
||||
let keysym = xlib::XStringToKeysym(c_string.as_ptr());
|
||||
xlib::XKeysymToKeycode(self.dpy(), keysym) as i32
|
||||
}
|
||||
}
|
||||
|
||||
fn get_numlock_mask(&self) -> u32 {
|
||||
unsafe {
|
||||
let modmap = xlib::XGetModifierMapping(self.dpy());
|
||||
let max_keypermod = (*modmap).max_keypermod;
|
||||
|
||||
for i in 0..8 {
|
||||
for j in 0..max_keypermod {
|
||||
if *(*modmap)
|
||||
.modifiermap
|
||||
.offset((i * max_keypermod + j) as isize)
|
||||
== xlib::XKeysymToKeycode(
|
||||
self.dpy(),
|
||||
x11::keysym::XK_Num_Lock as u64,
|
||||
)
|
||||
{
|
||||
return 1 << i;
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
0
|
||||
}
|
||||
|
||||
pub fn get_clean_mask(&self) -> u32 {
|
||||
!(self.get_numlock_mask() | LockMask)
|
||||
& (ShiftMask
|
||||
| ControlMask
|
||||
| Mod1Mask
|
||||
| Mod2Mask
|
||||
| Mod3Mask
|
||||
| Mod4Mask
|
||||
| Mod5Mask)
|
||||
}
|
||||
|
||||
#[allow(dead_code)]
|
||||
pub fn clean_mask(&self, mask: u32) -> u32 {
|
||||
mask & self.get_clean_mask()
|
||||
}
|
||||
|
||||
pub fn are_masks_equal(&self, rhs: u32, lhs: u32) -> bool {
|
||||
let clean = self.get_clean_mask();
|
||||
|
||||
rhs & clean == lhs & clean
|
||||
}
|
||||
}
|
||||
|
||||
impl Display {
|
||||
pub fn new(display: *mut x11::xlib::Display) -> Self {
|
||||
Self {
|
||||
0: Rc::new(display),
|
||||
}
|
||||
}
|
||||
|
||||
pub fn get(&self) -> *mut x11::xlib::Display {
|
||||
*self.0
|
||||
}
|
||||
}
|
||||
|
||||
impl Atoms {
|
||||
fn init(display: Display) -> Self {
|
||||
unsafe {
|
||||
Self {
|
||||
protocols: {
|
||||
let name = CString::new("WM_PROTOCOLS").unwrap();
|
||||
XInternAtom(display.get(), name.as_c_str().as_ptr(), 0)
|
||||
},
|
||||
delete_window: {
|
||||
let name = CString::new("WM_DELETE_WINDOW").unwrap();
|
||||
XInternAtom(display.get(), name.as_c_str().as_ptr(), 0)
|
||||
},
|
||||
active_window: {
|
||||
let name = CString::new("WM_ACTIVE_WINDOW").unwrap();
|
||||
XInternAtom(display.get(), name.as_c_str().as_ptr(), 0)
|
||||
},
|
||||
take_focus: {
|
||||
let name = CString::new("WM_TAKE_FOCUS").unwrap();
|
||||
XInternAtom(display.get(), name.as_c_str().as_ptr(), 0)
|
||||
},
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
#[allow(dead_code)]
|
||||
unsafe extern "C" fn xlib_error_handler(
|
||||
_dpy: *mut x11::xlib::Display,
|
||||
ee: *mut x11::xlib::XErrorEvent,
|
||||
) -> std::os::raw::c_int {
|
||||
let err = ee.as_ref().unwrap();
|
||||
|
||||
if err.error_code == x11::xlib::BadWindow
|
||||
|| err.error_code == x11::xlib::BadDrawable
|
||||
|| err.error_code == x11::xlib::BadAccess
|
||||
|| err.error_code == x11::xlib::BadMatch
|
||||
{
|
||||
0
|
||||
} else {
|
||||
error!(
|
||||
"wm: fatal error:\nrequest_code: {}\nerror_code: {}",
|
||||
err.request_code, err.error_code
|
||||
);
|
||||
std::process::exit(1);
|
||||
}
|
||||
}
|
||||
Loading…
Reference in a new issue