mirror of
https://github.com/lightpanda-io/browser.git
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58acb2b821
There is some risk to this change. The first is that I made a mistake. The other is that one of the APIs that doesn't currently return an error changes in the future.
112 lines
3.3 KiB
Zig
112 lines
3.3 KiB
Zig
// Copyright (C) 2023-2024 Lightpanda (Selecy SAS)
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//
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// Francis Bouvier <francis@lightpanda.io>
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// Pierre Tachoire <pierre@lightpanda.io>
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//
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// This program is free software: you can redistribute it and/or modify
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// it under the terms of the GNU Affero General Public License as
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// published by the Free Software Foundation, either version 3 of the
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// License, or (at your option) any later version.
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//
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU Affero General Public License for more details.
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//
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// You should have received a copy of the GNU Affero General Public License
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// along with this program. If not, see <https://www.gnu.org/licenses/>.
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const std = @import("std");
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const log = @import("../../log.zig");
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const parser = @import("../netsurf.zig");
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const Event = @import("event.zig").Event;
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// TODO: We currently don't have a UIEvent interface so we skip it in the prototype chain.
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// https://developer.mozilla.org/en-US/docs/Web/API/UIEvent
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const UIEvent = Event;
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// https://developer.mozilla.org/en-US/docs/Web/API/MouseEvent
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pub const MouseEvent = struct {
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pub const Self = parser.MouseEvent;
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pub const prototype = *UIEvent;
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const MouseButton = enum(u16) {
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main_button = 0,
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auxillary_button = 1,
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secondary_button = 2,
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fourth_button = 3,
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fifth_button = 4,
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};
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const MouseEventInit = struct {
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screenX: i32 = 0,
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screenY: i32 = 0,
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clientX: i32 = 0,
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clientY: i32 = 0,
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ctrlKey: bool = false,
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shiftKey: bool = false,
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altKey: bool = false,
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metaKey: bool = false,
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button: MouseButton = .main_button,
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};
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pub fn constructor(event_type: []const u8, opts_: ?MouseEventInit) !*parser.MouseEvent {
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const opts = opts_ orelse MouseEventInit{};
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var mouse_event = try parser.mouseEventCreate();
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parser.eventSetInternalType(@ptrCast(&mouse_event), .mouse_event);
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try parser.mouseEventInit(mouse_event, event_type, .{
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.x = opts.clientX,
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.y = opts.clientY,
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.ctrl = opts.ctrlKey,
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.shift = opts.shiftKey,
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.alt = opts.altKey,
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.meta = opts.metaKey,
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.button = @intFromEnum(opts.button),
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});
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if (!std.mem.eql(u8, event_type, "click")) {
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log.warn(.mouse_event, "unsupported mouse event", .{ .event = event_type });
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}
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return mouse_event;
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}
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pub fn get_button(self: *parser.MouseEvent) u16 {
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return self.button;
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}
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// These is just an alias for clientX.
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pub fn get_x(self: *parser.MouseEvent) i32 {
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return self.cx;
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}
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// These is just an alias for clientY.
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pub fn get_y(self: *parser.MouseEvent) i32 {
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return self.cy;
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}
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pub fn get_clientX(self: *parser.MouseEvent) i32 {
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return self.cx;
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}
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pub fn get_clientY(self: *parser.MouseEvent) i32 {
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return self.cy;
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}
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pub fn get_screenX(self: *parser.MouseEvent) i32 {
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return self.sx;
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}
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pub fn get_screenY(self: *parser.MouseEvent) i32 {
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return self.sy;
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}
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};
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const testing = @import("../../testing.zig");
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test "Browser: Events.Mouse" {
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try testing.htmlRunner("events/mouse.html");
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}
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