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// Copyright (c) 2011 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/webui/tab_modal_confirm_dialog_webui.h"
#include <string>
#include "base/basictypes.h"
#include "base/json/json_reader.h"
#include "base/json/json_writer.h"
#include "base/string_piece.h"
#include "base/utf_string_conversions.h"
#include "base/values.h"
#include "chrome/browser/profiles/profile.h"
#include "chrome/browser/ui/browser_dialogs.h"
#include "chrome/browser/ui/constrained_window.h"
#include "chrome/browser/ui/tab_contents/tab_contents_wrapper.h"
#include "chrome/browser/ui/tab_modal_confirm_dialog_delegate.h"
#include "chrome/browser/ui/webui/chrome_web_ui_data_source.h"
#include "chrome/browser/ui/webui/constrained_html_ui.h"
#include "chrome/browser/ui/webui/html_dialog_ui.h"
#include "chrome/common/jstemplate_builder.h"
#include "chrome/common/url_constants.h"
#include "content/browser/tab_contents/tab_contents.h"
#include "grit/browser_resources.h"
#include "grit/generated_resources.h"
#include "ui/base/l10n/l10n_util.h"
#include "ui/base/resource/resource_bundle.h"
#include "ui/gfx/size.h"
namespace browser {
// Declared in browser_dialogs.h so others don't have to depend on our header.
void ShowTabModalConfirmDialog(TabModalConfirmDialogDelegate* delegate,
TabContentsWrapper* wrapper) {
new TabModalConfirmDialogUI(delegate, wrapper);
}
} // namespace browser
class TabModalConfirmDialogHtmlDelegate : public HtmlDialogUIDelegate {
public:
TabModalConfirmDialogHtmlDelegate(
TabModalConfirmDialogUI* ui,
TabModalConfirmDialogDelegate* dialog_delegate)
: ui_(ui),
dialog_delegate_(dialog_delegate) {}
virtual ~TabModalConfirmDialogHtmlDelegate() {}
// HtmlDialogUIDelegate implementation.
virtual bool IsDialogModal() const OVERRIDE {
return true;
}
virtual string16 GetDialogTitle() const OVERRIDE {
return dialog_delegate_->GetTitle();
}
virtual GURL GetDialogContentURL() const OVERRIDE {
return GURL(chrome::kChromeUITabModalConfirmDialogURL);
}
virtual void GetWebUIMessageHandlers(
std::vector<WebUIMessageHandler*>* handlers) const OVERRIDE {}
virtual void GetDialogSize(gfx::Size* size) const OVERRIDE {
size->SetSize(kDialogWidth, kDialogHeight);
}
virtual std::string GetDialogArgs() const OVERRIDE {
DictionaryValue dict;
dict.SetString("message", dialog_delegate_->GetMessage());
dict.SetString("accept", dialog_delegate_->GetAcceptButtonTitle());
dict.SetString("cancel", dialog_delegate_->GetCancelButtonTitle());
ChromeWebUIDataSource::SetFontAndTextDirection(&dict);
std::string json;
base::JSONWriter::Write(&dict, false, &json);
return json;
}
virtual void OnDialogClosed(const std::string& json_retval) OVERRIDE {
bool accepted = false;
if (!json_retval.empty()) {
base::JSONReader reader;
scoped_ptr<Value> value(reader.JsonToValue(json_retval, false, false));
DCHECK(value.get() && value->GetAsBoolean(&accepted))
<< "Missing or unreadable response from dialog";
}
ui_->OnDialogClosed(accepted);
delete this;
}
virtual void OnCloseContents(TabContents* source,
bool* out_close_dialog) OVERRIDE {}
virtual bool ShouldShowDialogTitle() const OVERRIDE {
return true;
}
private:
static const int kDialogWidth = 400;
static const int kDialogHeight = 120;
scoped_ptr<TabModalConfirmDialogUI> ui_;
// Owned by TabModalConfirmDialogUI, which we own.
TabModalConfirmDialogDelegate* dialog_delegate_;
DISALLOW_COPY_AND_ASSIGN(TabModalConfirmDialogHtmlDelegate);
};
TabModalConfirmDialogUI::TabModalConfirmDialogUI(
TabModalConfirmDialogDelegate* delegate,
TabContentsWrapper* wrapper)
: delegate_(delegate) {
Profile* profile = wrapper->profile();
ChromeWebUIDataSource* data_source =
new ChromeWebUIDataSource(chrome::kChromeUITabModalConfirmDialogHost);
data_source->set_default_resource(IDR_TAB_MODAL_CONFIRM_DIALOG_HTML);
profile->GetChromeURLDataManager()->AddDataSource(data_source);
TabModalConfirmDialogHtmlDelegate* html_delegate =
new TabModalConfirmDialogHtmlDelegate(this, delegate);
ConstrainedHtmlUIDelegate* dialog_delegate =
ConstrainedHtmlUI::CreateConstrainedHtmlDialog(profile, html_delegate,
wrapper);
delegate_->set_window(dialog_delegate->window());
}
TabModalConfirmDialogUI::~TabModalConfirmDialogUI() {}
void TabModalConfirmDialogUI::OnDialogClosed(bool accepted) {
delegate_->set_window(NULL);
if (accepted)
delegate_->Accept();
else
delegate_->Cancel();
}
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