mirror of
https://github.com/MezzalunaWM/Mezzaluna.git
synced 2026-03-08 04:57:32 -04:00
reorganized into seat file and cursor file
This commit is contained in:
Harrison DiAmbrosio
parent
987f49bbd6
commit
b8419806ef
9 changed files with 449 additions and 298 deletions
292
src/server.zig
292
src/server.zig
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@ -1,263 +1,177 @@
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const Server = @This();
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const std = @import("std");
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const gpa = std.heap.c_allocator;
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const wl = @import("wayland").server.wl;
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const wlr = @import("wlroots");
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const Output = @import("output.zig");
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const Keyboard = @import("keyboard.zig");
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const TopLevel = @import("toplevel.zig");
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const Root = @import("root.zig");
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const Seat = @import("seat.zig");
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const Cursor = @import("cursor.zig");
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const Keyboard = @import("keyboard.zig");
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const Output = @import("output.zig");
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const View = @import("view.zig");
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const gpa = std.heap.c_allocator;
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const server = &@import("main.zig").server;
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wl_server: *wl.Server,
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compositor: *wlr.Compositor,
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renderer: *wlr.Renderer,
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backend: *wlr.Backend,
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event_loop: *wl.EventLoop,
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session: ?*wlr.Session,
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shm: *wlr.Shm,
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xdg_shell: *wlr.XdgShell,
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// Input
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allocator: *wlr.Allocator,
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backend: *wlr.Backend,
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compositor: *wlr.Compositor,
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event_loop: *wl.EventLoop,
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output_layout: *wlr.OutputLayout,
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renderer: *wlr.Renderer,
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scene: *wlr.Scene,
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scene_output_layout: *wlr.SceneOutputLayout,
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session: ?*wlr.Session,
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shm: *wlr.Shm,
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wl_server: *wl.Server,
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xdg_shell: *wlr.XdgShell,
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root: Root,
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seat: Seat,
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cursor: Cursor,
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keyboard: Keyboard,
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// Input things
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seat: *wlr.Seat,
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keyboards: wl.list.Head(Keyboard, .link) = undefined,
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cursor: *wlr.Cursor,
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cursor_mgr: *wlr.XcursorManager,
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// Listeners
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new_input: wl.Listener(*wlr.InputDevice) = .init(newInput),
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// Backend listeners
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new_input: wl.Listener(*wlr.InputDevice) = .init(handleNewInput),
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new_output: wl.Listener(*wlr.Output) = .init(handleNewOutput),
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// backend.events.destroy
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// XdgShell listeners
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new_xdg_surface: wl.Listener(*wlr.XdgSurface) = .init(handleNewXdgSurface),
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// new_xdg_popup
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// new_xdg_toplevel
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cursor_motion: wl.Listener(*wlr.Pointer.event.Motion) = .init(cursorMotion),
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cursor_motion_absolute: wl.Listener(*wlr.Pointer.event.MotionAbsolute) = .init(cursorMotionAbsolute),
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cursor_button: wl.Listener(*wlr.Pointer.event.Button) = .init(cursorButton),
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cursor_axis: wl.Listener(*wlr.Pointer.event.Axis) = .init(cursorAxis),
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cursor_frame: wl.Listener(*wlr.Cursor) = .init(cursorFrame),
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request_set_cursor: wl.Listener(*wlr.Seat.event.RequestSetCursor) = .init(requestSetCursor),
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request_set_selection: wl.Listener(*wlr.Seat.event.RequestSetSelection) = .init(requestSetSelection),
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// Seat listeners
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pub fn init(server: *Server) !void {
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pub fn init(self: *Server) !void {
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const wl_server = try wl.Server.create();
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const event_loop = wl_server.getEventLoop();
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var session: ?*wlr.Session = undefined;
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const backend = try wlr.Backend.autocreate(event_loop, &session);
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const renderer = try wlr.Renderer.autocreate(backend);
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const output_layout = try wlr.OutputLayout.create(wl_server);
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const scene = try wlr.Scene.create();
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// Do we need to fail if session is NULL
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server.* = .{
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self.* = .{
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.wl_server = wl_server,
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.backend = backend,
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.renderer = renderer,
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.allocator = try wlr.Allocator.autocreate(backend, renderer),
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.scene = scene,
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.output_layout = output_layout,
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.scene_output_layout = try scene.attachOutputLayout(output_layout),
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.xdg_shell = try wlr.XdgShell.create(wl_server, 2),
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.event_loop = event_loop,
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.session = session,
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.compositor = try wlr.Compositor.create(wl_server, 6, renderer),
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.shm = try wlr.Shm.createWithRenderer(wl_server, 1, renderer),
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.seat = try wlr.Seat.create(wl_server, "default"),
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.cursor = try wlr.Cursor.create(),
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// TODO: let the user configure a cursor theme and side lua
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.cursor_mgr = try wlr.XcursorManager.create(null, 24),
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.root = undefined,
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.seat = undefined,
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.cursor = undefined,
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.keyboard = undefined,
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};
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try server.renderer.initServer(wl_server);
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try Root.init(&server.root);
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try self.renderer.initServer(wl_server);
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server.xdg_shell.events.new_surface.add(&server.new_xdg_surface);
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try self.root.init();
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try self.seat.init();
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try self.cursor.init();
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_ = try wlr.Subcompositor.create(server.wl_server);
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_ = try wlr.DataDeviceManager.create(server.wl_server);
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_ = try wlr.Subcompositor.create(self.wl_server);
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_ = try wlr.DataDeviceManager.create(self.wl_server);
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server.backend.events.new_input.add(&server.new_input);
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// Add event listeners to events
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// Backedn events
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self.backend.events.new_input.add(&self.new_input);
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self.backend.events.new_output.add(&self.new_output);
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server.seat.events.request_set_cursor.add(&server.request_set_cursor);
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server.seat.events.request_set_selection.add(&server.request_set_selection);
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// XdgShell events
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self.xdg_shell.events.new_surface.add(&self.new_xdg_surface);
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server.keyboards.init();
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server.cursor.attachOutputLayout(server.output_layout);
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try server.cursor_mgr.load(1);
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server.cursor.events.motion.add(&server.cursor_motion);
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server.cursor.events.motion_absolute.add(&server.cursor_motion_absolute);
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server.cursor.events.button.add(&server.cursor_button);
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server.cursor.events.axis.add(&server.cursor_axis);
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server.cursor.events.frame.add(&server.cursor_frame);
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}
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pub fn deinit(server: *Server) void {
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server.wl_server.destroyClients();
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pub fn deinit(self: *Server) void {
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self.seat.deinit();
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self.root.deinit();
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self.cursor.deinit();
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server.cursor.destroy();
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server.cursor_mgr.destroy();
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self.new_input.link.remove();
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self.new_output.link.remove();
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server.new_input.link.remove();
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server.cursor_motion.link.remove();
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server.cursor_motion_absolute.link.remove();
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server.cursor_button.link.remove();
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server.cursor_axis.link.remove();
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server.cursor_frame.link.remove();
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server.request_set_cursor.link.remove();
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server.request_set_selection.link.remove();
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self.wl_server.destroyClients();
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server.backend.destroy();
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server.seat.destroy();
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server.wl_server.destroy();
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self.backend.destroy();
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self.wl_server.destroy();
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}
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fn newInput(listener: *wl.Listener(*wlr.InputDevice), device: *wlr.InputDevice) void {
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const server: *Server = @fieldParentPtr("new_input", listener);
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// --------- Backend event handlers ---------
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fn handleNewInput(
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_: *wl.Listener(*wlr.InputDevice),
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device: *wlr.InputDevice
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) void {
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switch (device.type) {
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.keyboard => Keyboard.create(server, device) catch |err| {
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std.log.err("failed to create keyboard: {}", .{err});
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return;
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.keyboard => server.keyboard.init(device) catch {
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std.log.err("Unable to create keyboard from device {s}", .{device.name orelse "(null)"});
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},
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.pointer => server.cursor.wlr_cursor.attachInputDevice(device),
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else => {
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std.log.err(
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"New input request for input that is not a keyboard or pointer: {s}",
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.{device.name orelse "(null)"}
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);
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},
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.pointer => server.cursor.attachInputDevice(device),
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else => {},
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}
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server.seat.setCapabilities(.{
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server.seat.wlr_seat.setCapabilities(.{
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.pointer = true,
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.keyboard = server.keyboards.length() > 0,
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.keyboard = server.keyboard.keyboards.length() > 0,
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});
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}
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fn cursorMotion(
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listener: *wl.Listener(*wlr.Pointer.event.Motion),
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event: *wlr.Pointer.event.Motion,
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fn handleNewOutput(
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_: *wl.Listener(*wlr.Output),
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wlr_output: *wlr.Output
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) void {
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const server: *Server = @fieldParentPtr("cursor_motion", listener);
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server.cursor.move(event.device, event.delta_x, event.delta_y);
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server.processCursorMotion(event.time_msec);
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}
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std.log.info("Handling a new output - {s}", .{wlr_output.name});
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fn cursorMotionAbsolute(
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listener: *wl.Listener(*wlr.Pointer.event.MotionAbsolute),
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event: *wlr.Pointer.event.MotionAbsolute,
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) void {
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const server: *Server = @fieldParentPtr("cursor_motion_absolute", listener);
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server.cursor.warpAbsolute(event.device, event.x, event.y);
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server.processCursorMotion(event.time_msec);
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}
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if (!wlr_output.initRender(server.allocator, server.renderer)) return;
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fn processCursorMotion(server: *Server, time_msec: u32) void {
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if (server.viewAt(server.cursor.x, server.cursor.y)) |res| {
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server.seat.pointerNotifyEnter(res.surface, res.sx, res.sy);
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server.seat.pointerNotifyMotion(time_msec, res.sx, res.sy);
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} else {
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server.cursor.setXcursor(server.cursor_mgr, "default");
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server.seat.pointerClearFocus();
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var state = wlr.Output.State.init();
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defer state.finish();
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state.setEnabled(true);
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if (wlr_output.preferredMode()) |mode| {
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state.setMode(mode);
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}
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if (!wlr_output.commitState(&state)) return;
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const new_output = Output.create(wlr_output) catch {
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std.log.err("failed to allocate new output", .{});
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wlr_output.destroy();
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return;
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};
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server.root.addOutput(new_output);
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}
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const ViewAtResult = struct {
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// TODO: uncomment when we have toplevels
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// toplevel: *Toplevel,
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surface: *wlr.Surface,
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sx: f64,
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sy: f64,
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};
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fn viewAt(server: *Server, lx: f64, ly: f64) ?ViewAtResult {
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var sx: f64 = undefined;
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var sy: f64 = undefined;
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if (server.scene.tree.node.at(lx, ly, &sx, &sy)) |node| {
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if (node.type != .buffer) return null;
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// TODO: uncomment when we have toplevels
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// const scene_buffer = wlr.SceneBuffer.fromNode(node);
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// const scene_surface = wlr.SceneSurface.tryFromBuffer(scene_buffer) orelse return null;
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var it: ?*wlr.SceneTree = node.parent;
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while (it) |n| : (it = n.node.parent) {
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// if (@as(?*Toplevel, @ptrCast(@alignCast(n.node.data)))) |toplevel| {
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// return ViewAtResult{
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// .toplevel = toplevel,
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// .surface = scene_surface.surface,
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// .sx = sx,
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// .sy = sy,
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// };
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// }
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}
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}
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return null;
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}
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fn cursorButton(
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listener: *wl.Listener(*wlr.Pointer.event.Button),
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event: *wlr.Pointer.event.Button,
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) void {
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const server: *Server = @fieldParentPtr("cursor_button", listener);
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_ = server.seat.pointerNotifyButton(event.time_msec, event.button, event.state);
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// TODO: figure out what this listener is supposed to do
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// if (event.state == .released) {
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// server.cursor_mode = .passthrough;
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// } else if (server.viewAt(server.cursor.x, server.cursor.y)) |res| {
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// server.focusView(res.toplevel, res.surface);
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// }
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}
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fn cursorAxis(
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listener: *wl.Listener(*wlr.Pointer.event.Axis),
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event: *wlr.Pointer.event.Axis,
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) void {
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const server: *Server = @fieldParentPtr("cursor_axis", listener);
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server.seat.pointerNotifyAxis(
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event.time_msec,
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event.orientation,
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event.delta,
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event.delta_discrete,
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event.source,
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event.relative_direction,
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);
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}
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fn cursorFrame(listener: *wl.Listener(*wlr.Cursor), _: *wlr.Cursor) void {
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const server: *Server = @fieldParentPtr("cursor_frame", listener);
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server.seat.pointerNotifyFrame();
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}
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fn requestSetCursor(
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listener: *wl.Listener(*wlr.Seat.event.RequestSetCursor),
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event: *wlr.Seat.event.RequestSetCursor,
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) void {
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const server: *Server = @fieldParentPtr("request_set_cursor", listener);
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if (event.seat_client == server.seat.pointer_state.focused_client)
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server.cursor.setSurface(event.surface, event.hotspot_x, event.hotspot_y);
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}
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fn requestSetSelection(
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listener: *wl.Listener(*wlr.Seat.event.RequestSetSelection),
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fn handleRequestSetSelection(
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_: *wl.Listener(*wlr.Seat.event.RequestSetSelection),
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event: *wlr.Seat.event.RequestSetSelection,
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) void {
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const server: *Server = @fieldParentPtr("request_set_selection", listener);
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server.seat.setSelection(event.source, event.serial);
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}
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fn handleNewXdgSurface(listener: *wl.Listener(*wlr.XdgSurface), xdg_surface: *wlr.XdgSurface) void {
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const server: *Server = @fieldParentPtr("new_xdg_surface", listener);
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fn handleNewXdgSurface(
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_: *wl.Listener(*wlr.XdgSurface),
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xdg_surface: *wlr.XdgSurface
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) void {
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std.log.info("New xdg_toplevel added", .{});
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const top_level = TopLevel.init(xdg_surface) catch {
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const view = View.init(xdg_surface) catch {
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std.log.err("Unable to allocate a top level", .{});
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return;
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};
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server.root.addTopLevel(top_level);
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server.root.addView(view);
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}
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