The Tor Browser: dom/ipc/ColorPickerParent.cpp@b8a032363ba2

Incorporate requested changes from Mozilla in review:
https://bugzilla.mozilla.org/show_bug.cgi?id=1123480#c6

     1 /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 4 -*-

     2  * vim: set sw=4 ts=8 et tw=80 :

     3  * This Source Code Form is subject to the terms of the Mozilla Public

     4  * License, v. 2.0. If a copy of the MPL was not distributed with this

     5  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

     7 #include "ColorPickerParent.h"

     8 #include "nsComponentManagerUtils.h"

     9 #include "nsIDocument.h"

    10 #include "nsIDOMWindow.h"

    11 #include "mozilla/unused.h"

    12 #include "mozilla/dom/Element.h"

    13 #include "mozilla/dom/TabParent.h"

    15 using mozilla::unused;

    16 using namespace mozilla::dom;

    18 NS_IMPL_ISUPPORTS(ColorPickerParent::ColorPickerShownCallback,

    19                   nsIColorPickerShownCallback);

    21 NS_IMETHODIMP

    22 ColorPickerParent::ColorPickerShownCallback::Update(const nsAString& aColor)

    23 {

    24   if (mColorPickerParent) {

    25     unused << mColorPickerParent->SendUpdate(nsString(aColor));

    26   }

    27   return NS_OK;

    28 }

    30 NS_IMETHODIMP

    31 ColorPickerParent::ColorPickerShownCallback::Done(const nsAString& aColor)

    32 {

    33   if (mColorPickerParent) {

    34     unused << mColorPickerParent->Send__delete__(mColorPickerParent,

    35                                                  nsString(aColor));

    36   }

    37   return NS_OK;

    38 }

    40 void

    41 ColorPickerParent::ColorPickerShownCallback::Destroy()

    42 {

    43   mColorPickerParent = nullptr;

    44 }

    46 bool

    47 ColorPickerParent::CreateColorPicker()

    48 {

    49   mPicker = do_CreateInstance("@mozilla.org/colorpicker;1");

    50   if (!mPicker) {

    51     return false;

    52   }

    54   Element* ownerElement = static_cast<TabParent*>(Manager())->GetOwnerElement();

    55   if (!ownerElement) {

    56     return false;

    57   }

    59   nsCOMPtr<nsIDOMWindow> window = do_QueryInterface(ownerElement->OwnerDoc()->GetWindow());

    60   if (!window) {

    61     return false;

    62   }

    64   return NS_SUCCEEDED(mPicker->Init(window, mTitle, mInitialColor));

    65 }

    67 bool

    68 ColorPickerParent::RecvOpen()

    69 {

    70   if (!CreateColorPicker()) {

    71     unused << Send__delete__(this, mInitialColor);

    72     return true;

    73   }

    75   mCallback = new ColorPickerShownCallback(this);

    77   mPicker->Open(mCallback);

    78   return true;

    79 };

    81 void

    82 ColorPickerParent::ActorDestroy(ActorDestroyReason aWhy)

    83 {

    84   if (mCallback) {

    85     mCallback->Destroy();

    86   }

    87 }

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