Zander671/river
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code: handle out of memory as well as possible

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This commit is contained in:
Isaac Freund
2020-07-05 22:49:17 +02:00
parent 3752a7879b
commit 341fe1e977
10 changed files with 55 additions and 44 deletions
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14
river/Decoration.zig
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@ -22,10 +22,6 @@ const std = @import("std");
const c = @import("c.zig");
const util = @import("util.zig");
const DecorationManager = @import("DecorationManager.zig");
// TODO: this needs to listen for destroy and free nodes from the deco list
decoration_manager: *DecorationManager,
wlr_xdg_toplevel_decoration: *c.wlr_xdg_toplevel_decoration_v1,
listen_destroy: c.wl_listener,
@ -33,10 +29,8 @@ listen_request_mode: c.wl_listener,
pub fn init(
self: *Self,
decoration_manager: *DecorationManager,
wlr_xdg_toplevel_decoration: *c.wlr_xdg_toplevel_decoration_v1,
) void {
self.decoration_manager = decoration_manager;
self.wlr_xdg_toplevel_decoration = wlr_xdg_toplevel_decoration;
self.listen_destroy.notify = handleDestroy;
@ -50,17 +44,13 @@ pub fn init(
fn handleDestroy(listener: ?*c.wl_listener, data: ?*c_void) callconv(.C) void {
const self = @fieldParentPtr(Self, "listen_destroy", listener.?);
const node = @fieldParentPtr(std.SinglyLinkedList(Self).Node, "data", self);
self.decoration_manager.decorations.remove(node);
util.gpa.destroy(node);
util.gpa.destroy(self);
}
fn handleRequestMode(listener: ?*c.wl_listener, data: ?*c_void) callconv(.C) void {
const self = @fieldParentPtr(Self, "listen_request_mode", listener.?);
// TODO: we might need to take this configure serial and do a transaction
_ = c.wlr_xdg_toplevel_decoration_v1_set_mode(
self.wlr_xdg_toplevel_decoration,
c.wlr_xdg_toplevel_decoration_v1_mode.WLR_XDG_TOPLEVEL_DECORATION_V1_MODE_SERVER_SIDE,
.WLR_XDG_TOPLEVEL_DECORATION_V1_MODE_SERVER_SIDE,
);
}