1 // Copyright 2014 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 "chrome/browser/ui/views/autofill/expanding_textfield.h"
6
7 #include "base/bind.h"
8 #include "base/strings/string_split.h"
9 #include "base/strings/string_util.h"
10 #include "base/strings/utf_string_conversions.h"
11 #include "chrome/browser/ui/views/autofill/decorated_textfield.h"
12 #include "ui/views/layout/box_layout.h"
13
14 namespace autofill {
15
16 namespace {
17
18 // The vertical padding between textfields.
19 const int kManualInputRowPadding = 10;
20
21 } // namespace
22
23 // static
24 const char ExpandingTextfield::kViewClassName[] = "autofill/ExpandingTextfield";
25
ExpandingTextfield(const base::string16 & default_value,const base::string16 & placeholder,bool multiline,views::TextfieldController * controller)26 ExpandingTextfield::ExpandingTextfield(
27 const base::string16& default_value,
28 const base::string16& placeholder,
29 bool multiline,
30 views::TextfieldController* controller)
31 : controller_(controller) {
32 textfields_.push_back(
33 new DecoratedTextfield(base::string16(), placeholder, this));
34 if (multiline) {
35 textfields_.push_back(
36 new DecoratedTextfield(base::string16(), placeholder, this));
37 }
38 SetText(default_value);
39
40 for (std::list<DecoratedTextfield*>::iterator iter = textfields_.begin();
41 iter != textfields_.end(); ++iter) {
42 AddChildView(*iter);
43 }
44
45 SetLayoutManager(new views::BoxLayout(views::BoxLayout::kVertical, 0, 0,
46 kManualInputRowPadding));
47 }
48
~ExpandingTextfield()49 ExpandingTextfield::~ExpandingTextfield() {}
50
SetText(const base::string16 & text)51 void ExpandingTextfield::SetText(const base::string16& text) {
52 textfields_.front()->SetText(text);
53 std::vector<base::string16> strings;
54 base::SplitStringDontTrim(text, '\n', &strings);
55
56 size_t i = 0;
57 for (std::list<DecoratedTextfield*>::iterator iter = textfields_.begin();
58 iter != textfields_.end(); ++iter) {
59 (*iter)->SetText(i < strings.size() ? strings[i++] : base::string16());
60 }
61
62 for (; i < strings.size(); ++i) {
63 textfields_.push_back(new DecoratedTextfield(
64 strings[i],
65 textfields_.front()->GetPlaceholderText(),
66 this));
67 AddChildView(textfields_.back());
68 PreferredSizeChanged();
69 }
70 }
71
GetText()72 base::string16 ExpandingTextfield::GetText() {
73 base::string16 text = textfields_.front()->text();
74 std::list<DecoratedTextfield*>::const_iterator iter = ++textfields_.begin();
75 while (iter != textfields_.end()) {
76 text += base::ASCIIToUTF16("\n") + (*iter++)->text();
77 }
78 base::TrimWhitespace(text, base::TRIM_ALL, &text);
79 return text;
80 }
81
SetInvalid(bool invalid)82 void ExpandingTextfield::SetInvalid(bool invalid) {
83 textfields_.front()->SetInvalid(invalid);
84 }
85
SetDefaultWidthInCharacters(int chars)86 void ExpandingTextfield::SetDefaultWidthInCharacters(int chars) {
87 ForEachTextfield(&DecoratedTextfield::set_default_width_in_chars, chars);
88 }
89
SetPlaceholderText(const base::string16 & placeholder)90 void ExpandingTextfield::SetPlaceholderText(const base::string16& placeholder) {
91 ForEachTextfield<views::Textfield, const base::string16&>(
92 &DecoratedTextfield::set_placeholder_text, placeholder);
93 }
94
SetIcon(const gfx::Image & icon)95 void ExpandingTextfield::SetIcon(const gfx::Image& icon) {
96 textfields_.front()->SetIcon(icon);
97 }
98
SetTooltipIcon(const base::string16 & text)99 void ExpandingTextfield::SetTooltipIcon(const base::string16& text) {
100 textfields_.front()->SetTooltipIcon(text);
101 }
102
SetEditable(bool editable)103 void ExpandingTextfield::SetEditable(bool editable) {
104 ForEachTextfield(&DecoratedTextfield::SetEditable, editable);
105 }
106
GetClassName() const107 const char* ExpandingTextfield::GetClassName() const {
108 return kViewClassName;
109 }
110
ContentsChanged(views::Textfield * sender,const base::string16 & new_contents)111 void ExpandingTextfield::ContentsChanged(views::Textfield* sender,
112 const base::string16& new_contents) {
113 if (textfields_.size() > 1 && sender == textfields_.back() &&
114 !new_contents.empty()) {
115 textfields_.push_back(
116 new DecoratedTextfield(base::string16(),
117 sender->GetPlaceholderText(),
118 this));
119 AddChildView(textfields_.back());
120 PreferredSizeChanged();
121 }
122
123 controller_->ContentsChanged(sender, new_contents);
124 }
125
HandleKeyEvent(views::Textfield * sender,const ui::KeyEvent & key_event)126 bool ExpandingTextfield::HandleKeyEvent(views::Textfield* sender,
127 const ui::KeyEvent& key_event) {
128 return controller_->HandleKeyEvent(sender, key_event);
129 }
130
HandleMouseEvent(views::Textfield * sender,const ui::MouseEvent & mouse_event)131 bool ExpandingTextfield::HandleMouseEvent(views::Textfield* sender,
132 const ui::MouseEvent& mouse_event) {
133 return controller_->HandleMouseEvent(sender, mouse_event);
134 }
135
136 template <typename BaseType, typename Param>
ForEachTextfield(void (BaseType::* f)(Param),Param p) const137 void ExpandingTextfield::ForEachTextfield(
138 void (BaseType::* f)(Param), Param p) const {
139 for (std::list<DecoratedTextfield*>::const_iterator iter =
140 textfields_.begin();
141 iter != textfields_.end(); ++iter) {
142 base::Bind(f, base::Unretained(*iter), p).Run();
143 }
144 }
145
146 } // namespace autofill
147