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axtree: simpler AXValue

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This commit is contained in:
Pierre Tachoire
2026-01-09 18:08:34 +01:00
parent 65102edc98
commit eb45bd051c
1 changed files with 28 additions and 34 deletions
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62
src/cdp/AXNode.zig
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@@ -36,8 +36,6 @@ pub const Writer = struct {
registry: *Node.Registry,
page: *Page,
const AXValuesType = enum(u8) { boolean, tristate, booleanOrUndefined, idref, idrefList, integer, node, nodeList, number, string, computedString, token, tokenList, domRelation, role, internalRole, valueUndefined };
pub const Opts = struct {};
pub fn jsonStringify(self: *const Writer, w: anytype) error{WriteFailed}!void {
@@ -84,15 +82,16 @@ pub const Writer = struct {
}
}
const AXValue = struct {
type: enum(u8) { boolean, tristate, booleanOrUndefined, idref, idrefList, integer, node, nodeList, number, string, computedString, token, tokenList, domRelation, role, internalRole, valueUndefined },
value: ?union(enum) {
string: []const u8,
uint: usize,
boolean: bool,
} = null,
// TODO relatedNodes
source: ?AXSource = null,
const AXValue = union(enum) {
role: []const u8,
string: []const u8,
computedString: []const u8,
integer: usize,
boolean: bool,
booleanOrUndefined: bool,
// TODO not implemented:
// tristate, idrefList, node, nodeList, number, token, tokenList,
// domRelation, internalRole, valueUndefined,
};
fn writeAXSource(_: *const Writer, source: AXSource, w: anytype) !void {
@@ -128,21 +127,16 @@ pub const Writer = struct {
try w.endArray();
}
fn writeAXValue(self: *const Writer, value: AXValue, w: anytype) !void {
fn writeAXValue(_: *const Writer, value: AXValue, w: anytype) !void {
try w.beginObject();
try w.objectField("type");
try w.write(@tagName(value.type));
try w.write(@tagName(std.meta.activeTag(value)));
if (value.value) |v| {
try w.objectField("value");
switch (v) {
inline else => |vv| try w.write(vv),
}
try w.objectField("value");
switch (value) {
inline else => |v| try w.write(v),
}
if (value.source) |source| {
try self.writeAXSource(source, w);
}
try w.endObject();
}
@@ -157,30 +151,30 @@ pub const Writer = struct {
switch (dom_node._type) {
.document => |document| {
const uri = document.getURL(page);
try self.writeAXProperty(.{ .name = .url, .value = .{ .type = .string, .value = .{ .string = uri } } }, w);
try self.writeAXProperty(.{ .name = .focusable, .value = .{ .type = .booleanOrUndefined, .value = .{ .boolean = true } } }, w);
try self.writeAXProperty(.{ .name = .url, .value = .{ .string = uri } }, w);
try self.writeAXProperty(.{ .name = .focusable, .value = .{ .booleanOrUndefined = true } }, w);
return;
},
.cdata => return,
.element => |el| switch (el.getTag()) {
.h1 => try self.writeAXProperty(.{ .name = .level, .value = .{ .type = .integer, .value = .{ .uint = 1 } } }, w),
.h2 => try self.writeAXProperty(.{ .name = .level, .value = .{ .type = .integer, .value = .{ .uint = 2 } } }, w),
.h3 => try self.writeAXProperty(.{ .name = .level, .value = .{ .type = .integer, .value = .{ .uint = 3 } } }, w),
.h4 => try self.writeAXProperty(.{ .name = .level, .value = .{ .type = .integer, .value = .{ .uint = 4 } } }, w),
.h5 => try self.writeAXProperty(.{ .name = .level, .value = .{ .type = .integer, .value = .{ .uint = 5 } } }, w),
.h6 => try self.writeAXProperty(.{ .name = .level, .value = .{ .type = .integer, .value = .{ .uint = 6 } } }, w),
.h1 => try self.writeAXProperty(.{ .name = .level, .value = .{ .integer = 1 } }, w),
.h2 => try self.writeAXProperty(.{ .name = .level, .value = .{ .integer = 2 } }, w),
.h3 => try self.writeAXProperty(.{ .name = .level, .value = .{ .integer = 3 } }, w),
.h4 => try self.writeAXProperty(.{ .name = .level, .value = .{ .integer = 4 } }, w),
.h5 => try self.writeAXProperty(.{ .name = .level, .value = .{ .integer = 5 } }, w),
.h6 => try self.writeAXProperty(.{ .name = .level, .value = .{ .integer = 6 } }, w),
.img => {
const img = el.as(DOMNode.Element.Html.Image);
const uri = try img.getSrc(self.page);
if (uri.len == 0) return;
try self.writeAXProperty(.{ .name = .url, .value = .{ .type = .string, .value = .{ .string = uri } } }, w);
try self.writeAXProperty(.{ .name = .url, .value = .{ .string = uri } }, w);
},
.anchor => {
const a = el.as(DOMNode.Element.Html.Anchor);
const uri = try a.getHref(self.page);
if (uri.len == 0) return;
try self.writeAXProperty(.{ .name = .url, .value = .{ .type = .string, .value = .{ .string = uri } } }, w);
try self.writeAXProperty(.{ .name = .focusable, .value = .{ .type = .booleanOrUndefined, .value = .{ .boolean = true } } }, w);
try self.writeAXProperty(.{ .name = .url, .value = .{ .string = uri } }, w);
try self.writeAXProperty(.{ .name = .focusable, .value = .{ .booleanOrUndefined = true } }, w);
},
else => {},
},
@@ -212,7 +206,7 @@ pub const Writer = struct {
try w.write(id);
try w.objectField("role");
try self.writeAXValue(.{ .type = .role, .value = .{ .string = try axn.getRole() } }, w);
try self.writeAXValue(.{ .role = try axn.getRole() }, w);
const ignore = axn.isIgnore(self.page);
try w.objectField("ignored");
@@ -226,7 +220,7 @@ pub const Writer = struct {
try w.objectField("name");
try w.write("uninteresting");
try w.objectField("value");
try self.writeAXValue(.{ .type = .boolean, .value = .{ .boolean = true } }, w);
try self.writeAXValue(.{ .boolean = true }, w);
try w.endObject();
try w.endArray();
} else {