gecko-dev/dom/ipc/DatePickerParent.cpp

88 строки
2.0 KiB
C++

/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set ts=8 sts=2 et sw=2 tw=80: */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#include "DatePickerParent.h"
#include "nsComponentManagerUtils.h"
#include "nsIDocument.h"
#include "nsIDOMWindow.h"
#include "mozilla/Unused.h"
#include "mozilla/dom/Element.h"
#include "mozilla/dom/TabParent.h"
using mozilla::Unused;
using namespace mozilla::dom;
NS_IMPL_ISUPPORTS(DatePickerParent::DatePickerShownCallback,
nsIDatePickerShownCallback);
NS_IMETHODIMP
DatePickerParent::DatePickerShownCallback::Cancel()
{
if (mDatePickerParent) {
Unused << mDatePickerParent->SendCancel();
}
return NS_OK;
}
NS_IMETHODIMP
DatePickerParent::DatePickerShownCallback::Done(const nsAString& aDate)
{
if (mDatePickerParent) {
Unused << mDatePickerParent->Send__delete__(mDatePickerParent,
nsString(aDate));
}
return NS_OK;
}
void
DatePickerParent::DatePickerShownCallback::Destroy()
{
mDatePickerParent = nullptr;
}
bool
DatePickerParent::CreateDatePicker()
{
mPicker = do_CreateInstance("@mozilla.org/datepicker;1");
if (!mPicker) {
return false;
}
Element* ownerElement = TabParent::GetFrom(Manager())->GetOwnerElement();
if (!ownerElement) {
return false;
}
nsCOMPtr<mozIDOMWindowProxy> window = do_QueryInterface(ownerElement->OwnerDoc()->GetWindow());
if (!window) {
return false;
}
return NS_SUCCEEDED(mPicker->Init(window, mTitle, mInitialDate));
}
bool
DatePickerParent::RecvOpen()
{
if (!CreateDatePicker()) {
Unused << Send__delete__(this, mInitialDate);
return true;
}
mCallback = new DatePickerShownCallback(this);
mPicker->Open(mCallback);
return true;
};
void
DatePickerParent::ActorDestroy(ActorDestroyReason aWhy)
{
if (mCallback) {
mCallback->Destroy();
}
}