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// Copyright (c) 2012 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "ui/views/examples/textfield_example.h"
#include "base/utf_string_conversions.h"
#include "ui/base/event.h"
#include "ui/base/range/range.h"
#include "ui/gfx/render_text.h"
#include "ui/views/controls/label.h"
#include "ui/views/controls/textfield/textfield.h"
#include "ui/views/layout/grid_layout.h"
#include "ui/views/view.h"
namespace views {
namespace examples {
TextfieldExample::TextfieldExample() : ExampleBase("Textfield") {
}
TextfieldExample::~TextfieldExample() {
}
void TextfieldExample::CreateExampleView(View* container) {
name_ = new Textfield();
password_ = new Textfield(Textfield::STYLE_OBSCURED);
password_->set_placeholder_text(ASCIIToUTF16("password"));
show_password_ = new TextButton(this, ASCIIToUTF16("Show password"));
clear_all_ = new TextButton(this, ASCIIToUTF16("Clear All"));
append_ = new TextButton(this, ASCIIToUTF16("Append"));
set_ = new TextButton(this, ASCIIToUTF16("Set"));
set_style_ = new TextButton(this, ASCIIToUTF16("Set Styles"));
name_->SetController(this);
password_->SetController(this);
GridLayout* layout = new GridLayout(container);
container->SetLayoutManager(layout);
ColumnSet* column_set = layout->AddColumnSet(0);
column_set->AddColumn(GridLayout::LEADING, GridLayout::FILL,
0.2f, GridLayout::USE_PREF, 0, 0);
column_set->AddColumn(GridLayout::FILL, GridLayout::FILL,
0.8f, GridLayout::USE_PREF, 0, 0);
layout->StartRow(0, 0);
layout->AddView(new Label(ASCIIToUTF16("Name:")));
layout->AddView(name_);
layout->StartRow(0, 0);
layout->AddView(new Label(ASCIIToUTF16("Password:")));
layout->AddView(password_);
layout->StartRow(0, 0);
layout->AddView(show_password_);
layout->StartRow(0, 0);
layout->AddView(clear_all_);
layout->StartRow(0, 0);
layout->AddView(append_);
layout->StartRow(0, 0);
layout->AddView(set_);
layout->StartRow(0, 0);
layout->AddView(set_style_);
}
void TextfieldExample::ContentsChanged(Textfield* sender,
const string16& new_contents) {
if (sender == name_) {
PrintStatus("Name [%s]", UTF16ToUTF8(new_contents).c_str());
} else if (sender == password_) {
PrintStatus("Password [%s]", UTF16ToUTF8(new_contents).c_str());
}
}
bool TextfieldExample::HandleKeyEvent(Textfield* sender,
const ui::KeyEvent& key_event) {
return false;
}
void TextfieldExample::ButtonPressed(Button* sender, const ui::Event& event) {
if (sender == show_password_) {
PrintStatus("Password [%s]", UTF16ToUTF8(password_->text()).c_str());
} else if (sender == clear_all_) {
string16 empty;
name_->SetText(empty);
password_->SetText(empty);
} else if (sender == append_) {
name_->AppendText(ASCIIToUTF16("[append]"));
} else if (sender == set_) {
name_->SetText(ASCIIToUTF16("[set]"));
} else if (sender == set_style_) {
if (!name_->text().empty()) {
gfx::StyleRange color;
color.foreground = SK_ColorYELLOW;
color.range = ui::Range(0, name_->text().length());
name_->ApplyStyleRange(color);
if (name_->text().length() >= 5) {
size_t fifth = name_->text().length() / 5;
gfx::StyleRange underline;
underline.underline = true;
underline.foreground = SK_ColorBLUE;
underline.range = ui::Range(1 * fifth, 4 * fifth);
name_->ApplyStyleRange(underline);
gfx::StyleRange strike;
strike.strike = true;
strike.foreground = SK_ColorRED;
strike.range = ui::Range(2 * fifth, 3 * fifth);
name_->ApplyStyleRange(strike);
}
}
}
}
} // namespace examples
} // namespace views
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