widget/nsColorPickerProxy.cpp

   1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*-
   2  *
   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/. */
   6
   7 #include "nsColorPickerProxy.h"
   8
   9 #include "mozilla/dom/BrowserChild.h"
  10
  11 using namespace mozilla::dom;
  12
  13 NS_IMPL_ISUPPORTS(nsColorPickerProxy, nsIColorPicker)
  14
  15 NS_IMETHODIMP
  16 nsColorPickerProxy::Init(BrowsingContext* aBrowsingContext,
  17                          const nsAString& aTitle,
  18                          const nsAString& aInitialColor,
  19                          const nsTArray<nsString>& aDefaultColors) {
  20   BrowserChild* browserChild =
  21       BrowserChild::GetFrom(aBrowsingContext->GetDocShell());
  22   if (!browserChild) {
  23     return NS_ERROR_FAILURE;
  24   }
  25
  26   browserChild->SendPColorPickerConstructor(this, aBrowsingContext, aTitle,
  27                                             aInitialColor, aDefaultColors);
  28   return NS_OK;
  29 }
  30
  31 NS_IMETHODIMP
  32 nsColorPickerProxy::Open(
  33     nsIColorPickerShownCallback* aColorPickerShownCallback) {
  34   NS_ENSURE_STATE(!mCallback);
  35   mCallback = aColorPickerShownCallback;
  36
  37   SendOpen();
  38   return NS_OK;
  39 }
  40
  41 mozilla::ipc::IPCResult nsColorPickerProxy::RecvUpdate(
  42     const nsAString& aColor) {
  43   if (mCallback) {
  44     mCallback->Update(aColor);
  45   }
  46   return IPC_OK();
  47 }
  48
  49 mozilla::ipc::IPCResult nsColorPickerProxy::Recv__delete__(
  50     const nsAString& aColor) {
  51   if (mCallback) {
  52     mCallback->Done(aColor);
  53     mCallback = nullptr;
  54   }
  55   return IPC_OK();
  56 }
  57
  58 void nsColorPickerProxy::ActorDestroy(ActorDestroyReason aWhy) {
  59   if (mCallback) {
  60     mCallback->Done(u""_ns);
  61     mCallback = nullptr;
  62   }
  63 }