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// Copyright (c) 2009 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.
#ifndef VIEWS_EXAMPLES_TEXTFIELD_EXAMPLE_H_
#define VIEWS_EXAMPLES_TEXTFIELD_EXAMPLE_H_
#include "base/string_util.h"
#include "views/controls/button/text_button.h"
#include "views/controls/label.h"
#include "views/controls/tabbed_pane/tabbed_pane.h"
#include "views/controls/textfield/textfield.h"
#include "views/examples/example_base.h"
namespace examples {
using views::Textfield;
// TextfieldExample mimics login screen.
class TextfieldExample : protected ExampleBase,
private Textfield::Controller,
private views::ButtonListener {
public:
TextfieldExample(views::TabbedPane* tabbed_pane, views::Label* message)
: ExampleBase(message),
name_(new Textfield()),
password_(new Textfield(Textfield::STYLE_PASSWORD)),
show_password_(new views::TextButton(this, L"Show password")),
clear_all_(new views::TextButton(this, L"Clear All")) {
name_->SetController(this);
password_->SetController(this);
views::View* container = new views::View();
tabbed_pane->AddTab(L"Textfield", container);
views::GridLayout* layout = new views::GridLayout(container);
container->SetLayoutManager(layout);
views::ColumnSet* column_set = layout->AddColumnSet(0);
column_set->AddColumn(views::GridLayout::LEADING, views::GridLayout::FILL,
0.2f, views::GridLayout::USE_PREF, 0, 0);
column_set->AddColumn(views::GridLayout::FILL, views::GridLayout::FILL,
0.8f, views::GridLayout::USE_PREF, 0, 0);
layout->StartRow(0, 0);
layout->AddView(new views::Label(L"Name:"));
layout->AddView(name_);
layout->StartRow(0, 0);
layout->AddView(new views::Label(L"Password:"));
layout->AddView(password_);
layout->StartRow(0, 0);
layout->AddView(show_password_);
layout->StartRow(0, 0);
layout->AddView(clear_all_);
}
virtual ~TextfieldExample() {}
private:
// Textfield::Controller implementations:
// This method is called whenever the text in the field changes.
virtual void ContentsChanged(Textfield* sender,
const string16& new_contents) {
if (sender == name_) {
PrintStatus(L"Name [%ls]", UTF16ToWideHack(new_contents).c_str());
} else if (sender == password_) {
PrintStatus(L"Password [%ls]", UTF16ToWideHack(new_contents).c_str());
}
}
// Let the control handle keystrokes.
virtual bool HandleKeystroke(Textfield* sender,
const Textfield::Keystroke& keystroke) {
return false;
}
// ButtonListner implementation.
virtual void ButtonPressed(views::Button* sender, const views::Event& event) {
if (sender == show_password_) {
PrintStatus(L"Password [%ls]",
UTF16ToWideHack(password_->text()).c_str());
} else if (sender == clear_all_) {
string16 empty;
name_->SetText(empty);
password_->SetText(empty);
}
}
// Textfields for name and password.
views::Textfield* name_;
views::Textfield* password_;
// Buttons to show password text and to clear the textfields.
views::TextButton* show_password_;
views::TextButton* clear_all_;
DISALLOW_COPY_AND_ASSIGN(TextfieldExample);
};
} // namespace examples
#endif // VIEWS_EXAMPLES_TEXTFIELD_EXAMPLE_H_
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