1// Copyright (c) 2012 The Chromium Authors. All rights reserved.
2// Use of this source code is governed by a BSD-style license that can be
3// found in the LICENSE file.
4
5#include "ui/base/models/table_model.h"
6
7#include "base/i18n/string_compare.h"
8#include "base/logging.h"
9#include "ui/base/l10n/l10n_util.h"
10#include "ui/gfx/image/image_skia.h"
11
12namespace ui {
13
14// TableColumn -----------------------------------------------------------------
15
16TableColumn::TableColumn()
17    : id(0),
18      title(),
19      alignment(LEFT),
20      width(-1),
21      percent(),
22      min_visible_width(0),
23      sortable(false) {
24}
25
26TableColumn::TableColumn(int id, Alignment alignment, int width, float percent)
27    : id(id),
28      title(l10n_util::GetStringUTF16(id)),
29      alignment(alignment),
30      width(width),
31      percent(percent),
32      min_visible_width(0),
33      sortable(false) {
34}
35
36// TableModel -----------------------------------------------------------------
37
38// Used for sorting.
39static icu::Collator* collator = NULL;
40
41gfx::ImageSkia TableModel::GetIcon(int row) {
42  return gfx::ImageSkia();
43}
44
45base::string16 TableModel::GetTooltip(int row) {
46  return base::string16();
47}
48
49bool TableModel::ShouldIndent(int row) {
50  return false;
51}
52
53bool TableModel::HasGroups() {
54  return false;
55}
56
57TableModel::Groups TableModel::GetGroups() {
58  // If you override HasGroups to return true, you must override this as
59  // well.
60  NOTREACHED();
61  return std::vector<Group>();
62}
63
64int TableModel::GetGroupID(int row) {
65  // If you override HasGroups to return true, you must override this as
66  // well.
67  NOTREACHED();
68  return 0;
69}
70
71int TableModel::CompareValues(int row1, int row2, int column_id) {
72  DCHECK(row1 >= 0 && row1 < RowCount() &&
73         row2 >= 0 && row2 < RowCount());
74  base::string16 value1 = GetText(row1, column_id);
75  base::string16 value2 = GetText(row2, column_id);
76  icu::Collator* collator = GetCollator();
77
78  if (collator)
79    return base::i18n::CompareString16WithCollator(collator, value1, value2);
80
81  NOTREACHED();
82  return 0;
83}
84
85void TableModel::ClearCollator() {
86  delete collator;
87  collator = NULL;
88}
89
90icu::Collator* TableModel::GetCollator() {
91  if (!collator) {
92    UErrorCode create_status = U_ZERO_ERROR;
93    collator = icu::Collator::createInstance(create_status);
94    if (!U_SUCCESS(create_status)) {
95      collator = NULL;
96      NOTREACHED();
97    }
98  }
99  return collator;
100}
101
102}  // namespace ui
103