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// Copyright 2019 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "ui/accessibility/ax_mode.h"
#include <string_view>
#include <vector>
#include "base/strings/string_util.h"
namespace ui {
std::ostream& operator<<(std::ostream& stream, const AXMode& mode) {
return stream << mode.ToString();
}
bool AXMode::HasFilterFlags(uint32_t filter_flag) const {
return (filter_flags_ & filter_flag) == filter_flag;
}
void AXMode::SetFilterFlags(uint32_t filter_flag, bool value) {
filter_flags_ =
value ? (filter_flags_ | filter_flag) : (filter_flags_ & ~filter_flag);
}
std::string AXMode::ToString() const {
std::vector<std::string_view> tokens;
// Written as a loop with a switch so that this crashes if a new
// mode flag is added without adding support for logging it.
for (uint32_t mode_flag = AXMode::kFirstModeFlag;
mode_flag <= AXMode::kLastModeFlag; mode_flag = mode_flag << 1) {
std::string_view flag_name;
switch (mode_flag) {
case AXMode::kNativeAPIs:
flag_name = "kNativeAPIs";
break;
case AXMode::kWebContents:
flag_name = "kWebContents";
break;
case AXMode::kInlineTextBoxes:
flag_name = "kInlineTextBoxes";
break;
case AXMode::kExtendedProperties:
flag_name = "kExtendedProperties";
break;
case AXMode::kHTML:
flag_name = "kHTML";
break;
case AXMode::kLabelImages:
flag_name = "kLabelImages";
break;
case AXMode::kPDFPrinting:
flag_name = "kPDFPrinting";
break;
case AXMode::kPDFOcr:
flag_name = "kPDFOcr";
break;
case AXMode::kHTMLMetadata:
flag_name = "kHTMLMetadata";
break;
case AXMode::kAnnotateMainNode:
flag_name = "kAnnotateMainNode";
break;
case kFromPlatform:
flag_name = "kFromPlatform";
break;
case AXMode::kScreenReader:
flag_name = "kScreenReader";
break;
}
DCHECK(!flag_name.empty());
if (has_mode(mode_flag))
tokens.push_back(flag_name);
}
for (uint32_t filter_mode_flag = AXMode::kFilterFirstFlag;
filter_mode_flag <= AXMode::kFilterLastFlag;
filter_mode_flag = filter_mode_flag << 1) {
std::string_view flag_name;
switch (filter_mode_flag) {
case AXMode::kFormsAndLabelsOnly:
flag_name = "kFormsAndLabelsOnly";
break;
case AXMode::kOnScreenOnly:
flag_name = "kOnScreenOnly";
break;
}
DCHECK(!flag_name.empty());
if (HasFilterFlags(filter_mode_flag)) {
tokens.push_back(flag_name);
}
}
return base::JoinString(tokens, " | ");
}
} // namespace ui
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