823 lines
28 KiB
Rust
823 lines
28 KiB
Rust
use std::{
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cell::RefCell,
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rc::Rc,
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sync::{Arc, Mutex},
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};
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use bitflags::bitflags;
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use rand;
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use smithay::{
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reexports::{
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wayland_protocols::xdg_shell::server::xdg_toplevel,
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wayland_server::{
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protocol::{wl_buffer, wl_callback, wl_pointer::ButtonState, wl_shell_surface, wl_surface},
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Display,
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},
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},
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utils::Rectangle,
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wayland::{
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compositor::{compositor_init, BufferAssignment, CompositorToken, RegionAttributes, SurfaceEvent},
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data_device::DnDIconRole,
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seat::{AxisFrame, CursorImageRole, GrabStartData, PointerGrab, PointerInnerHandle, Seat},
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shell::{
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legacy::{
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wl_shell_init, ShellRequest, ShellState as WlShellState, ShellSurfaceKind, ShellSurfaceRole,
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},
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xdg::{
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xdg_shell_init, PopupConfigure, ShellState as XdgShellState, ToplevelConfigure, XdgRequest,
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XdgSurfacePendingState, XdgSurfaceRole,
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},
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},
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SERIAL_COUNTER as SCOUNTER,
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},
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};
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use crate::{
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buffer_utils::BufferUtils,
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window_map::{Kind as SurfaceKind, WindowMap},
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};
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define_roles!(Roles =>
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[ XdgSurface, XdgSurfaceRole ]
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[ ShellSurface, ShellSurfaceRole]
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[ DnDIcon, DnDIconRole ]
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[ CursorImage, CursorImageRole ]
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);
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pub type MyWindowMap = WindowMap<Roles>;
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pub type MyCompositorToken = CompositorToken<Roles>;
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struct MoveSurfaceGrab {
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start_data: GrabStartData,
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window_map: Rc<RefCell<MyWindowMap>>,
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toplevel: SurfaceKind<Roles>,
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initial_window_location: (i32, i32),
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}
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impl PointerGrab for MoveSurfaceGrab {
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fn motion(
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&mut self,
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_handle: &mut PointerInnerHandle<'_>,
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location: (f64, f64),
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_focus: Option<(wl_surface::WlSurface, (f64, f64))>,
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_serial: u32,
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_time: u32,
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) {
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let dx = location.0 - self.start_data.location.0;
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let dy = location.1 - self.start_data.location.1;
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let new_window_x = (self.initial_window_location.0 as f64 + dx) as i32;
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let new_window_y = (self.initial_window_location.1 as f64 + dy) as i32;
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self.window_map
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.borrow_mut()
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.set_location(&self.toplevel, (new_window_x, new_window_y));
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}
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fn button(
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&mut self,
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handle: &mut PointerInnerHandle<'_>,
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button: u32,
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state: ButtonState,
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serial: u32,
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time: u32,
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) {
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handle.button(button, state, serial, time);
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if handle.current_pressed().is_empty() {
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// No more buttons are pressed, release the grab.
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handle.unset_grab(serial, time);
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}
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}
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fn axis(&mut self, handle: &mut PointerInnerHandle<'_>, details: AxisFrame) {
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handle.axis(details)
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}
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fn start_data(&self) -> &GrabStartData {
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&self.start_data
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}
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}
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bitflags! {
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struct ResizeEdge: u32 {
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const NONE = 0;
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const TOP = 1;
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const BOTTOM = 2;
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const LEFT = 4;
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const TOP_LEFT = 5;
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const BOTTOM_LEFT = 6;
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const RIGHT = 8;
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const TOP_RIGHT = 9;
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const BOTTOM_RIGHT = 10;
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}
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}
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impl From<wl_shell_surface::Resize> for ResizeEdge {
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#[inline]
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fn from(x: wl_shell_surface::Resize) -> Self {
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Self::from_bits(x.bits()).unwrap()
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}
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}
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impl From<ResizeEdge> for wl_shell_surface::Resize {
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#[inline]
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fn from(x: ResizeEdge) -> Self {
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Self::from_bits(x.bits()).unwrap()
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}
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}
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impl From<xdg_toplevel::ResizeEdge> for ResizeEdge {
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#[inline]
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fn from(x: xdg_toplevel::ResizeEdge) -> Self {
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Self::from_bits(x.to_raw()).unwrap()
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}
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}
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impl From<ResizeEdge> for xdg_toplevel::ResizeEdge {
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#[inline]
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fn from(x: ResizeEdge) -> Self {
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Self::from_raw(x.bits()).unwrap()
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}
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}
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struct ResizeSurfaceGrab {
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start_data: GrabStartData,
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ctoken: MyCompositorToken,
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toplevel: SurfaceKind<Roles>,
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edges: ResizeEdge,
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initial_window_size: (i32, i32),
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last_window_size: (i32, i32),
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}
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impl PointerGrab for ResizeSurfaceGrab {
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fn motion(
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&mut self,
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_handle: &mut PointerInnerHandle<'_>,
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location: (f64, f64),
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_focus: Option<(wl_surface::WlSurface, (f64, f64))>,
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serial: u32,
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_time: u32,
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) {
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let mut dx = location.0 - self.start_data.location.0;
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let mut dy = location.1 - self.start_data.location.1;
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let mut new_window_width = self.initial_window_size.0;
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let mut new_window_height = self.initial_window_size.1;
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let left_right = ResizeEdge::LEFT | ResizeEdge::RIGHT;
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let top_bottom = ResizeEdge::TOP | ResizeEdge::BOTTOM;
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if self.edges.intersects(left_right) {
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if self.edges.intersects(ResizeEdge::LEFT) {
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dx = -dx;
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}
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new_window_width = (self.initial_window_size.0 as f64 + dx) as i32;
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}
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if self.edges.intersects(top_bottom) {
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if self.edges.intersects(ResizeEdge::TOP) {
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dy = -dy;
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}
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new_window_height = (self.initial_window_size.1 as f64 + dy) as i32;
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}
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let (min_size, max_size) =
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self.ctoken
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.with_surface_data(self.toplevel.get_surface().unwrap(), |attrs| {
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let data = attrs.user_data.get::<RefCell<SurfaceData>>().unwrap().borrow();
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(data.min_size, data.max_size)
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});
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let min_width = min_size.0.max(1);
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let min_height = min_size.1.max(1);
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let max_width = if max_size.0 == 0 {
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i32::max_value()
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} else {
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max_size.0
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};
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let max_height = if max_size.1 == 0 {
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i32::max_value()
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} else {
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max_size.1
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};
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new_window_width = new_window_width.max(min_width).min(max_width);
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new_window_height = new_window_height.max(min_height).min(max_height);
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self.last_window_size = (new_window_width, new_window_height);
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match &self.toplevel {
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SurfaceKind::Xdg(xdg) => xdg.send_configure(ToplevelConfigure {
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size: Some(self.last_window_size),
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states: vec![xdg_toplevel::State::Resizing],
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serial,
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}),
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SurfaceKind::Wl(wl) => wl.send_configure(
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(self.last_window_size.0 as u32, self.last_window_size.1 as u32),
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self.edges.into(),
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),
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}
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}
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fn button(
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&mut self,
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handle: &mut PointerInnerHandle<'_>,
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button: u32,
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state: ButtonState,
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serial: u32,
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time: u32,
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) {
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handle.button(button, state, serial, time);
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if handle.current_pressed().is_empty() {
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// No more buttons are pressed, release the grab.
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handle.unset_grab(serial, time);
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if let SurfaceKind::Xdg(xdg) = &self.toplevel {
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// Send the final configure without the resizing state.
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xdg.send_configure(ToplevelConfigure {
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size: Some(self.last_window_size),
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states: vec![],
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serial,
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});
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self.ctoken
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.with_surface_data(self.toplevel.get_surface().unwrap(), |attrs| {
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let mut data = attrs
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.user_data
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.get::<RefCell<SurfaceData>>()
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.unwrap()
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.borrow_mut();
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if let ResizeState::Resizing(resize_data) = data.resize_state {
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data.resize_state = ResizeState::WaitingForFinalAck(resize_data, serial);
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} else {
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panic!("invalid resize state: {:?}", data.resize_state);
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}
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});
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} else {
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self.ctoken
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.with_surface_data(self.toplevel.get_surface().unwrap(), |attrs| {
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let mut data = attrs
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.user_data
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.get::<RefCell<SurfaceData>>()
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.unwrap()
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.borrow_mut();
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if let ResizeState::Resizing(resize_data) = data.resize_state {
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data.resize_state = ResizeState::WaitingForCommit(resize_data);
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} else {
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panic!("invalid resize state: {:?}", data.resize_state);
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}
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});
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}
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}
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}
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fn axis(&mut self, handle: &mut PointerInnerHandle<'_>, details: AxisFrame) {
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handle.axis(details)
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}
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fn start_data(&self) -> &GrabStartData {
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&self.start_data
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}
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}
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pub fn init_shell(
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display: &mut Display,
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buffer_utils: BufferUtils,
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log: ::slog::Logger,
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) -> (
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CompositorToken<Roles>,
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Arc<Mutex<XdgShellState<Roles>>>,
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Arc<Mutex<WlShellState<Roles>>>,
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Rc<RefCell<MyWindowMap>>,
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) {
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// TODO: this is awkward...
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let almost_window_map = Rc::new(RefCell::new(None::<Rc<RefCell<MyWindowMap>>>));
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let almost_window_map_compositor = almost_window_map.clone();
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// Create the compositor
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let (compositor_token, _, _) = compositor_init(
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display,
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move |request, surface, ctoken| match request {
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SurfaceEvent::Commit => {
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let window_map = almost_window_map_compositor.borrow();
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let window_map = window_map.as_ref().unwrap();
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surface_commit(&surface, ctoken, &buffer_utils, &*window_map)
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}
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},
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log.clone(),
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);
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// Init a window map, to track the location of our windows
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let window_map = Rc::new(RefCell::new(WindowMap::new(compositor_token)));
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*almost_window_map.borrow_mut() = Some(window_map.clone());
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// init the xdg_shell
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let xdg_window_map = window_map.clone();
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let (xdg_shell_state, _, _) = xdg_shell_init(
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display,
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compositor_token,
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move |shell_event| match shell_event {
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XdgRequest::NewToplevel { surface } => {
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// place the window at a random location in the [0;800]x[0;800] square
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use rand::distributions::{Distribution, Uniform};
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let range = Uniform::new(0, 800);
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let mut rng = rand::thread_rng();
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let x = range.sample(&mut rng);
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let y = range.sample(&mut rng);
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surface.send_configure(ToplevelConfigure {
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size: None,
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states: vec![],
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serial: 42,
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});
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xdg_window_map
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.borrow_mut()
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.insert(SurfaceKind::Xdg(surface), (x, y));
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}
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XdgRequest::NewPopup { surface } => surface.send_configure(PopupConfigure {
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size: (10, 10),
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position: (10, 10),
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serial: 42,
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}),
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XdgRequest::Move {
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surface,
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seat,
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serial,
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} => {
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let seat = Seat::from_resource(&seat).unwrap();
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// TODO: touch move.
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let pointer = seat.get_pointer().unwrap();
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// Check that this surface has a click grab.
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if !pointer.has_grab(serial) {
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return;
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}
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let start_data = pointer.grab_start_data().unwrap();
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// If the focus was for a different surface, ignore the request.
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if start_data.focus.is_none()
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|| !start_data
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.focus
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.as_ref()
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.unwrap()
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.0
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.as_ref()
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.same_client_as(surface.get_surface().unwrap().as_ref())
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{
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return;
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}
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let toplevel = SurfaceKind::Xdg(surface);
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let initial_window_location = xdg_window_map.borrow().location(&toplevel).unwrap();
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let grab = MoveSurfaceGrab {
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start_data,
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window_map: xdg_window_map.clone(),
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toplevel,
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initial_window_location,
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};
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pointer.set_grab(grab, serial);
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}
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XdgRequest::Resize {
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surface,
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seat,
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serial,
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edges,
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} => {
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let seat = Seat::from_resource(&seat).unwrap();
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// TODO: touch resize.
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let pointer = seat.get_pointer().unwrap();
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|
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// Check that this surface has a click grab.
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if !pointer.has_grab(serial) {
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return;
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}
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let start_data = pointer.grab_start_data().unwrap();
|
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|
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// If the focus was for a different surface, ignore the request.
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if start_data.focus.is_none()
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|| !start_data
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.focus
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.as_ref()
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.unwrap()
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.0
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.as_ref()
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.same_client_as(surface.get_surface().unwrap().as_ref())
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{
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return;
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}
|
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|
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let toplevel = SurfaceKind::Xdg(surface.clone());
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let initial_window_location = xdg_window_map.borrow().location(&toplevel).unwrap();
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let geometry = xdg_window_map.borrow().geometry(&toplevel).unwrap();
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let initial_window_size = (geometry.width, geometry.height);
|
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|
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compositor_token.with_surface_data(surface.get_surface().unwrap(), move |attrs| {
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attrs
|
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.user_data
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.get::<RefCell<SurfaceData>>()
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.unwrap()
|
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.borrow_mut()
|
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.resize_state = ResizeState::Resizing(ResizeData {
|
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edges: edges.into(),
|
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initial_window_location,
|
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initial_window_size,
|
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});
|
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});
|
|
|
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let grab = ResizeSurfaceGrab {
|
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start_data,
|
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ctoken: compositor_token,
|
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toplevel,
|
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edges: edges.into(),
|
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initial_window_size,
|
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last_window_size: initial_window_size,
|
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};
|
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|
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pointer.set_grab(grab, serial);
|
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}
|
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XdgRequest::AckConfigure { surface, .. } => {
|
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let waiting_for_serial = compositor_token.with_surface_data(&surface, |attrs| {
|
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if let Some(data) = attrs.user_data.get::<RefCell<SurfaceData>>() {
|
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if let ResizeState::WaitingForFinalAck(_, serial) = data.borrow().resize_state {
|
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return Some(serial);
|
|
}
|
|
}
|
|
|
|
None
|
|
});
|
|
|
|
if let Some(serial) = waiting_for_serial {
|
|
let acked = compositor_token
|
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.with_role_data(&surface, |role: &mut XdgSurfaceRole| {
|
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!role.pending_configures.contains(&serial)
|
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})
|
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.unwrap();
|
|
|
|
if acked {
|
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compositor_token.with_surface_data(&surface, |attrs| {
|
|
let mut data = attrs
|
|
.user_data
|
|
.get::<RefCell<SurfaceData>>()
|
|
.unwrap()
|
|
.borrow_mut();
|
|
if let ResizeState::WaitingForFinalAck(resize_data, _) = data.resize_state {
|
|
data.resize_state = ResizeState::WaitingForCommit(resize_data);
|
|
} else {
|
|
unreachable!()
|
|
}
|
|
})
|
|
}
|
|
}
|
|
}
|
|
_ => (),
|
|
},
|
|
log.clone(),
|
|
);
|
|
|
|
// init the wl_shell
|
|
let shell_window_map = window_map.clone();
|
|
let (wl_shell_state, _) = wl_shell_init(
|
|
display,
|
|
compositor_token,
|
|
move |req: ShellRequest<_>| {
|
|
match req {
|
|
ShellRequest::SetKind {
|
|
surface,
|
|
kind: ShellSurfaceKind::Toplevel,
|
|
} => {
|
|
// place the window at a random location in the [0;800]x[0;800] square
|
|
use rand::distributions::{Distribution, Uniform};
|
|
let range = Uniform::new(0, 800);
|
|
let mut rng = rand::thread_rng();
|
|
let x = range.sample(&mut rng);
|
|
let y = range.sample(&mut rng);
|
|
shell_window_map
|
|
.borrow_mut()
|
|
.insert(SurfaceKind::Wl(surface), (x, y));
|
|
}
|
|
ShellRequest::Move {
|
|
surface,
|
|
seat,
|
|
serial,
|
|
} => {
|
|
let seat = Seat::from_resource(&seat).unwrap();
|
|
// TODO: touch move.
|
|
let pointer = seat.get_pointer().unwrap();
|
|
|
|
// Check that this surface has a click grab.
|
|
if !pointer.has_grab(serial) {
|
|
return;
|
|
}
|
|
|
|
let start_data = pointer.grab_start_data().unwrap();
|
|
|
|
// If the focus was for a different surface, ignore the request.
|
|
if start_data.focus.is_none()
|
|
|| !start_data
|
|
.focus
|
|
.as_ref()
|
|
.unwrap()
|
|
.0
|
|
.as_ref()
|
|
.same_client_as(surface.get_surface().unwrap().as_ref())
|
|
{
|
|
return;
|
|
}
|
|
|
|
let toplevel = SurfaceKind::Wl(surface);
|
|
let initial_window_location = shell_window_map.borrow().location(&toplevel).unwrap();
|
|
|
|
let grab = MoveSurfaceGrab {
|
|
start_data,
|
|
window_map: shell_window_map.clone(),
|
|
toplevel,
|
|
initial_window_location,
|
|
};
|
|
|
|
pointer.set_grab(grab, serial);
|
|
}
|
|
ShellRequest::Resize {
|
|
surface,
|
|
seat,
|
|
serial,
|
|
edges,
|
|
} => {
|
|
let seat = Seat::from_resource(&seat).unwrap();
|
|
// TODO: touch resize.
|
|
let pointer = seat.get_pointer().unwrap();
|
|
|
|
// Check that this surface has a click grab.
|
|
if !pointer.has_grab(serial) {
|
|
return;
|
|
}
|
|
|
|
let start_data = pointer.grab_start_data().unwrap();
|
|
|
|
// If the focus was for a different surface, ignore the request.
|
|
if start_data.focus.is_none()
|
|
|| !start_data
|
|
.focus
|
|
.as_ref()
|
|
.unwrap()
|
|
.0
|
|
.as_ref()
|
|
.same_client_as(surface.get_surface().unwrap().as_ref())
|
|
{
|
|
return;
|
|
}
|
|
|
|
let toplevel = SurfaceKind::Wl(surface.clone());
|
|
let initial_window_location = shell_window_map.borrow().location(&toplevel).unwrap();
|
|
let geometry = shell_window_map.borrow().geometry(&toplevel).unwrap();
|
|
let initial_window_size = (geometry.width, geometry.height);
|
|
|
|
compositor_token.with_surface_data(surface.get_surface().unwrap(), move |attrs| {
|
|
attrs
|
|
.user_data
|
|
.get::<RefCell<SurfaceData>>()
|
|
.unwrap()
|
|
.borrow_mut()
|
|
.resize_state = ResizeState::Resizing(ResizeData {
|
|
edges: edges.into(),
|
|
initial_window_location,
|
|
initial_window_size,
|
|
});
|
|
});
|
|
|
|
let grab = ResizeSurfaceGrab {
|
|
start_data,
|
|
ctoken: compositor_token,
|
|
toplevel,
|
|
edges: edges.into(),
|
|
initial_window_size,
|
|
last_window_size: initial_window_size,
|
|
};
|
|
|
|
pointer.set_grab(grab, serial);
|
|
}
|
|
_ => (),
|
|
}
|
|
},
|
|
log.clone(),
|
|
);
|
|
|
|
(compositor_token, xdg_shell_state, wl_shell_state, window_map)
|
|
}
|
|
|
|
/// Information about the resize operation.
|
|
#[derive(Debug, Clone, Copy, Eq, PartialEq)]
|
|
pub struct ResizeData {
|
|
/// The edges the surface is being resized with.
|
|
edges: ResizeEdge,
|
|
/// The initial window location.
|
|
initial_window_location: (i32, i32),
|
|
/// The initial window size (geometry width and height).
|
|
initial_window_size: (i32, i32),
|
|
}
|
|
|
|
/// State of the resize operation.
|
|
#[derive(Debug, Clone, Copy, Eq, PartialEq)]
|
|
pub enum ResizeState {
|
|
/// The surface is not being resized.
|
|
NotResizing,
|
|
/// The surface is currently being resized.
|
|
Resizing(ResizeData),
|
|
/// The resize has finished, and the surface needs to ack the final configure.
|
|
WaitingForFinalAck(ResizeData, u32),
|
|
/// The resize has finished, and the surface needs to commit its final state.
|
|
WaitingForCommit(ResizeData),
|
|
}
|
|
|
|
impl Default for ResizeState {
|
|
fn default() -> Self {
|
|
ResizeState::NotResizing
|
|
}
|
|
}
|
|
|
|
#[derive(Default)]
|
|
pub struct SurfaceData {
|
|
pub buffer: Option<wl_buffer::WlBuffer>,
|
|
pub texture: Option<crate::glium_drawer::TextureMetadata>,
|
|
pub dimensions: Option<(i32, i32)>,
|
|
pub geometry: Option<Rectangle>,
|
|
pub input_region: Option<RegionAttributes>,
|
|
pub resize_state: ResizeState,
|
|
/// Minimum width and height, as requested by the surface.
|
|
///
|
|
/// `0` means unlimited.
|
|
pub min_size: (i32, i32),
|
|
/// Maximum width and height, as requested by the surface.
|
|
///
|
|
/// `0` means unlimited.
|
|
pub max_size: (i32, i32),
|
|
pub frame_callback: Option<wl_callback::WlCallback>,
|
|
}
|
|
|
|
impl SurfaceData {
|
|
/// Returns the size of the surface.
|
|
pub fn size(&self) -> Option<(i32, i32)> {
|
|
self.dimensions
|
|
}
|
|
|
|
/// Checks if the surface's input region contains the point.
|
|
pub fn contains_point(&self, point: (f64, f64)) -> bool {
|
|
let (w, h) = match self.size() {
|
|
None => return false, // If the surface has no size, it can't have an input region.
|
|
Some(wh) => wh,
|
|
};
|
|
|
|
let rect = Rectangle {
|
|
x: 0,
|
|
y: 0,
|
|
width: w,
|
|
height: h,
|
|
};
|
|
|
|
let point = (point.0 as i32, point.1 as i32);
|
|
|
|
// The input region is always within the surface itself, so if the surface itself doesn't contain the
|
|
// point we can return false.
|
|
if !rect.contains(point) {
|
|
return false;
|
|
}
|
|
|
|
// If there's no input region, we're done.
|
|
if self.input_region.is_none() {
|
|
return true;
|
|
}
|
|
|
|
self.input_region.as_ref().unwrap().contains(point)
|
|
}
|
|
}
|
|
|
|
fn surface_commit(
|
|
surface: &wl_surface::WlSurface,
|
|
token: CompositorToken<Roles>,
|
|
buffer_utils: &BufferUtils,
|
|
window_map: &RefCell<MyWindowMap>,
|
|
) {
|
|
let mut geometry = None;
|
|
let mut min_size = (0, 0);
|
|
let mut max_size = (0, 0);
|
|
let _ = token.with_role_data(surface, |role: &mut XdgSurfaceRole| {
|
|
if let XdgSurfacePendingState::Toplevel(ref state) = role.pending_state {
|
|
min_size = state.min_size;
|
|
max_size = state.max_size;
|
|
}
|
|
|
|
geometry = role.window_geometry;
|
|
});
|
|
|
|
let refresh = token.with_surface_data(surface, |attributes| {
|
|
attributes
|
|
.user_data
|
|
.insert_if_missing(|| RefCell::new(SurfaceData::default()));
|
|
let mut data = attributes
|
|
.user_data
|
|
.get::<RefCell<SurfaceData>>()
|
|
.unwrap()
|
|
.borrow_mut();
|
|
|
|
data.geometry = geometry;
|
|
data.input_region = attributes.input_region.clone();
|
|
data.min_size = min_size;
|
|
data.max_size = max_size;
|
|
|
|
// we retrieve the contents of the associated buffer and copy it
|
|
match attributes.buffer.take() {
|
|
Some(BufferAssignment::NewBuffer { buffer, .. }) => {
|
|
// new contents
|
|
// TODO: handle hotspot coordinates
|
|
if let Some(old_buffer) = data.buffer.replace(buffer) {
|
|
old_buffer.release();
|
|
}
|
|
data.texture = None;
|
|
// If this fails, the buffer will be discarded later by the drawing code.
|
|
data.dimensions = buffer_utils.dimensions(data.buffer.as_ref().unwrap());
|
|
}
|
|
Some(BufferAssignment::Removed) => {
|
|
// erase the contents
|
|
if let Some(old_buffer) = data.buffer.take() {
|
|
old_buffer.release();
|
|
}
|
|
data.texture = None;
|
|
data.dimensions = None;
|
|
}
|
|
None => {}
|
|
}
|
|
|
|
// process the frame callback if any
|
|
if let Some(callback) = attributes.frame_callback.take() {
|
|
if let Some(old_callback) = data.frame_callback.take() {
|
|
// fire the old unfired callback to clean it up
|
|
old_callback.done(SCOUNTER.next_serial());
|
|
}
|
|
data.frame_callback = Some(callback);
|
|
}
|
|
|
|
window_map.borrow().find(surface)
|
|
});
|
|
|
|
if let Some(toplevel) = refresh {
|
|
let mut window_map = window_map.borrow_mut();
|
|
window_map.refresh_toplevel(&toplevel);
|
|
// Get the geometry outside since it uses the token, and so would block inside.
|
|
let Rectangle { width, height, .. } = window_map.geometry(&toplevel).unwrap();
|
|
|
|
let new_location = token.with_surface_data(surface, |attributes| {
|
|
let mut data = attributes
|
|
.user_data
|
|
.get::<RefCell<SurfaceData>>()
|
|
.unwrap()
|
|
.borrow_mut();
|
|
|
|
let mut new_location = None;
|
|
|
|
// If the window is being resized by top or left, its location must be adjusted
|
|
// accordingly.
|
|
match data.resize_state {
|
|
ResizeState::Resizing(resize_data)
|
|
| ResizeState::WaitingForFinalAck(resize_data, _)
|
|
| ResizeState::WaitingForCommit(resize_data) => {
|
|
let ResizeData {
|
|
edges,
|
|
initial_window_location,
|
|
initial_window_size,
|
|
} = resize_data;
|
|
|
|
if edges.intersects(ResizeEdge::TOP_LEFT) {
|
|
let mut location = window_map.location(&toplevel).unwrap();
|
|
|
|
if edges.intersects(ResizeEdge::LEFT) {
|
|
location.0 = initial_window_location.0 + (initial_window_size.0 - width);
|
|
}
|
|
if edges.intersects(ResizeEdge::TOP) {
|
|
location.1 = initial_window_location.1 + (initial_window_size.1 - height);
|
|
}
|
|
|
|
new_location = Some(location);
|
|
}
|
|
}
|
|
ResizeState::NotResizing => (),
|
|
}
|
|
|
|
// Finish resizing.
|
|
if let ResizeState::WaitingForCommit(_) = data.resize_state {
|
|
data.resize_state = ResizeState::NotResizing;
|
|
}
|
|
|
|
new_location
|
|
});
|
|
|
|
if let Some(location) = new_location {
|
|
window_map.set_location(&toplevel, location);
|
|
}
|
|
}
|
|
}
|