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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 "chrome/browser/ui/views/edit_search_engine_dialog.h"
#include "base/i18n/rtl.h"
#include "base/string_util.h"
#include "base/utf_string_conversions.h"
#include "chrome/browser/search_engines/template_url.h"
#include "chrome/browser/ui/search_engines/edit_search_engine_controller.h"
#include "googleurl/src/gurl.h"
#include "grit/generated_resources.h"
#include "grit/theme_resources.h"
#include "grit/ui_resources.h"
#include "ui/base/l10n/l10n_util.h"
#include "ui/base/resource/resource_bundle.h"
#include "ui/views/controls/image_view.h"
#include "ui/views/controls/label.h"
#include "ui/views/controls/table/table_view.h"
#include "ui/views/controls/textfield/textfield.h"
#include "ui/views/layout/grid_layout.h"
#include "ui/views/layout/layout_constants.h"
#include "ui/views/widget/widget.h"
using views::GridLayout;
using views::ImageView;
using views::Textfield;
namespace browser {
void EditSearchEngine(gfx::NativeWindow parent,
TemplateURL* template_url,
EditSearchEngineControllerDelegate* delegate,
Profile* profile) {
EditSearchEngineDialog::Show(parent, template_url, delegate, profile);
}
} // namespace browser
EditSearchEngineDialog::EditSearchEngineDialog(
TemplateURL* template_url,
EditSearchEngineControllerDelegate* delegate,
Profile* profile)
: controller_(new EditSearchEngineController(template_url,
delegate,
profile)) {
Init();
}
EditSearchEngineDialog::~EditSearchEngineDialog() {
}
// static
void EditSearchEngineDialog::Show(gfx::NativeWindow parent,
TemplateURL* template_url,
EditSearchEngineControllerDelegate* delegate,
Profile* profile) {
EditSearchEngineDialog* contents =
new EditSearchEngineDialog(template_url, delegate, profile);
// Window interprets an empty rectangle as needing to query the content for
// the size as well as centering relative to the parent.
views::Widget::CreateWindowWithParent(contents, parent);
contents->GetWidget()->Show();
contents->GetDialogClientView()->UpdateDialogButtons();
contents->title_tf_->SelectAll();
contents->title_tf_->RequestFocus();
}
ui::ModalType EditSearchEngineDialog::GetModalType() const {
return ui::MODAL_TYPE_WINDOW;
}
string16 EditSearchEngineDialog::GetWindowTitle() const {
return l10n_util::GetStringUTF16(controller_->template_url() ?
IDS_SEARCH_ENGINES_EDITOR_EDIT_WINDOW_TITLE :
IDS_SEARCH_ENGINES_EDITOR_NEW_WINDOW_TITLE);
}
bool EditSearchEngineDialog::IsDialogButtonEnabled(
ui::DialogButton button) const {
if (button == ui::DIALOG_BUTTON_OK) {
return (controller_->IsKeywordValid(keyword_tf_->text()) &&
controller_->IsTitleValid(title_tf_->text()) &&
controller_->IsURLValid(UTF16ToUTF8(url_tf_->text())));
}
return true;
}
bool EditSearchEngineDialog::Cancel() {
controller_->CleanUpCancelledAdd();
return true;
}
bool EditSearchEngineDialog::Accept() {
controller_->AcceptAddOrEdit(title_tf_->text(), keyword_tf_->text(),
UTF16ToUTF8(url_tf_->text()));
return true;
}
views::View* EditSearchEngineDialog::GetContentsView() {
return this;
}
void EditSearchEngineDialog::ContentsChanged(Textfield* sender,
const string16& new_contents) {
GetDialogClientView()->UpdateDialogButtons();
UpdateImageViews();
}
bool EditSearchEngineDialog::HandleKeyEvent(
Textfield* sender,
const views::KeyEvent& key_event) {
return false;
}
void EditSearchEngineDialog::Init() {
// Create the views we'll need.
if (controller_->template_url()) {
title_tf_ = CreateTextfield(controller_->template_url()->short_name(),
false);
keyword_tf_ = CreateTextfield(controller_->template_url()->keyword(), true);
url_tf_ = CreateTextfield(
controller_->template_url()->url_ref().DisplayURL(), false);
// We don't allow users to edit prepopulate URLs. This is done as
// occasionally we need to update the URL of prepopulated TemplateURLs.
url_tf_->SetReadOnly(controller_->template_url()->prepopulate_id() != 0);
} else {
title_tf_ = CreateTextfield(string16(), false);
keyword_tf_ = CreateTextfield(string16(), true);
url_tf_ = CreateTextfield(string16(), false);
}
title_iv_ = new ImageView();
keyword_iv_ = new ImageView();
url_iv_ = new ImageView();
UpdateImageViews();
const int related_x = views::kRelatedControlHorizontalSpacing;
const int related_y = views::kRelatedControlVerticalSpacing;
const int unrelated_y = views::kUnrelatedControlVerticalSpacing;
// View and GridLayout take care of deleting GridLayout for us.
GridLayout* layout = GridLayout::CreatePanel(this);
SetLayoutManager(layout);
// Define the structure of the layout.
// For the buttons.
views::ColumnSet* column_set = layout->AddColumnSet(0);
column_set->AddPaddingColumn(1, 0);
column_set->AddColumn(GridLayout::FILL, GridLayout::CENTER, 0,
GridLayout::USE_PREF, 0, 0);
column_set->AddPaddingColumn(0, related_x);
column_set->AddColumn(GridLayout::FILL, GridLayout::CENTER, 0,
GridLayout::USE_PREF, 0, 0);
column_set->LinkColumnSizes(1, 3, -1);
// For the Textfields.
column_set = layout->AddColumnSet(1);
column_set->AddColumn(GridLayout::LEADING, GridLayout::CENTER, 0,
GridLayout::USE_PREF, 0, 0);
column_set->AddPaddingColumn(0, related_x);
column_set->AddColumn(GridLayout::FILL, GridLayout::CENTER, 1,
GridLayout::USE_PREF, 0, 0);
column_set->AddPaddingColumn(0, related_x);
column_set->AddColumn(GridLayout::CENTER, GridLayout::CENTER, 0,
GridLayout::USE_PREF, 0, 0);
// For the description.
column_set = layout->AddColumnSet(2);
column_set->AddColumn(GridLayout::FILL, GridLayout::CENTER, 0,
GridLayout::USE_PREF, 0, 0);
// Add the contents.
layout->StartRow(0, 1);
layout->AddView(CreateLabel(IDS_SEARCH_ENGINES_EDITOR_DESCRIPTION_LABEL));
layout->AddView(title_tf_);
layout->AddView(title_iv_);
layout->StartRowWithPadding(0, 1, 0, related_y);
layout->AddView(CreateLabel(IDS_SEARCH_ENGINES_EDITOR_KEYWORD_LABEL));
layout->AddView(keyword_tf_);
layout->AddView(keyword_iv_);
layout->StartRowWithPadding(0, 1, 0, related_y);
layout->AddView(CreateLabel(IDS_SEARCH_ENGINES_EDITOR_URL_LABEL));
layout->AddView(url_tf_);
layout->AddView(url_iv_);
// On RTL UIs (such as Arabic and Hebrew) the description text is not
// displayed correctly since it contains the substring "%s". This substring
// is not interpreted by the Unicode BiDi algorithm as an LTR string and
// therefore the end result is that the following right to left text is
// displayed: ".three two s% one" (where 'one', 'two', etc. are words in
// Hebrew).
//
// In order to fix this problem we transform the substring "%s" so that it
// is displayed correctly when rendered in an RTL context.
layout->StartRowWithPadding(0, 2, 0, unrelated_y);
string16 description = l10n_util::GetStringUTF16(
IDS_SEARCH_ENGINES_EDITOR_URL_DESCRIPTION_LABEL);
if (base::i18n::IsRTL()) {
const string16 reversed_percent(ASCIIToUTF16("s%"));
string16::size_type percent_index =
description.find(ASCIIToUTF16("%s"),
static_cast<string16::size_type>(0));
if (percent_index != string16::npos)
description.replace(percent_index,
reversed_percent.length(),
reversed_percent);
}
views::Label* description_label = new views::Label(description);
description_label->SetHorizontalAlignment(views::Label::ALIGN_LEFT);
layout->AddView(description_label);
layout->AddPaddingRow(0, related_y);
}
views::Label* EditSearchEngineDialog::CreateLabel(int message_id) {
views::Label* label =
new views::Label(l10n_util::GetStringUTF16(message_id));
label->SetHorizontalAlignment(views::Label::ALIGN_LEFT);
return label;
}
Textfield* EditSearchEngineDialog::CreateTextfield(const string16& text,
bool lowercase) {
Textfield* text_field = new Textfield(
lowercase ? Textfield::STYLE_LOWERCASE : Textfield::STYLE_DEFAULT);
text_field->SetText(text);
text_field->SetController(this);
return text_field;
}
void EditSearchEngineDialog::UpdateImageViews() {
UpdateImageView(keyword_iv_, controller_->IsKeywordValid(keyword_tf_->text()),
IDS_SEARCH_ENGINES_INVALID_KEYWORD_TT);
UpdateImageView(url_iv_,
controller_->IsURLValid(UTF16ToUTF8(url_tf_->text())),
IDS_SEARCH_ENGINES_INVALID_URL_TT);
UpdateImageView(title_iv_, controller_->IsTitleValid(title_tf_->text()),
IDS_SEARCH_ENGINES_INVALID_TITLE_TT);
}
void EditSearchEngineDialog::UpdateImageView(ImageView* image_view,
bool is_valid,
int invalid_message_id) {
ui::ResourceBundle& rb = ui::ResourceBundle::GetSharedInstance();
if (is_valid) {
image_view->SetTooltipText(string16());
image_view->SetImage(rb.GetBitmapNamed(IDR_INPUT_GOOD));
} else {
image_view->SetTooltipText(l10n_util::GetStringUTF16(invalid_message_id));
image_view->SetImage(rb.GetBitmapNamed(IDR_INPUT_ALERT));
}
}
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