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// Copyright 2012 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/base/models/table_model.h"
#include "base/check.h"
#include "base/i18n/string_compare.h"
#include "base/notreached.h"
#include "third_party/icu/source/i18n/unicode/coll.h"
#include "ui/base/l10n/l10n_util.h"
#include "ui/base/models/image_model.h"
namespace ui {
// TableColumn -----------------------------------------------------------------
TableColumn::TableColumn()
: id(0),
title(),
alignment(LEFT),
width(-1),
percent(),
min_visible_width(0),
sortable(false),
initial_sort_is_ascending(true) {
}
TableColumn::TableColumn(int id, Alignment alignment, int width, float percent)
: id(id),
title(l10n_util::GetStringUTF16(id)),
alignment(alignment),
width(width),
percent(percent),
min_visible_width(0),
sortable(false),
initial_sort_is_ascending(true) {
}
TableColumn::TableColumn(const TableColumn& other) = default;
TableColumn& TableColumn::operator=(const TableColumn& other) = default;
// TableModel -----------------------------------------------------------------
// Used for sorting.
static icu::Collator* g_collator = nullptr;
ui::ImageModel TableModel::GetIcon(size_t row) {
return ui::ImageModel();
}
std::u16string TableModel::GetTooltip(size_t row) {
return std::u16string();
}
int TableModel::CompareValues(size_t row1, size_t row2, int column_id) {
DCHECK_LT(row1, RowCount());
DCHECK_LT(row2, RowCount());
std::u16string value1 = GetText(row1, column_id);
std::u16string value2 = GetText(row2, column_id);
icu::Collator* collator = GetCollator();
if (collator)
return base::i18n::CompareString16WithCollator(*collator, value1, value2);
NOTREACHED();
return 0;
}
void TableModel::ClearCollator() {
delete g_collator;
g_collator = nullptr;
}
TableModel::~TableModel() = default;
icu::Collator* TableModel::GetCollator() {
if (!g_collator) {
UErrorCode create_status = U_ZERO_ERROR;
g_collator = icu::Collator::createInstance(create_status);
if (!U_SUCCESS(create_status)) {
g_collator = nullptr;
NOTREACHED();
}
}
return g_collator;
}
} // namespace ui
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