60 lines
1.8 KiB
C++
60 lines
1.8 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
|
|
/* 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 "nsBaseColorPicker.h"
|
|
|
|
#include "mozilla/dom/BrowsingContext.h"
|
|
#include "mozilla/dom/CanonicalBrowsingContext.h"
|
|
#include "nsThreadUtils.h"
|
|
|
|
NS_IMETHODIMP
|
|
nsBaseColorPicker::Init(mozilla::dom::BrowsingContext* aBrowsingContext,
|
|
const nsAString& aTitle, const nsAString& aInitialColor,
|
|
const nsTArray<nsString>& aDefaultColors) {
|
|
MOZ_ASSERT(
|
|
aBrowsingContext,
|
|
"Null browsingContext passed to colorpicker, no color picker for you!");
|
|
|
|
mBrowsingContext = aBrowsingContext;
|
|
mTitle = aTitle;
|
|
mInitialColor = aInitialColor;
|
|
return InitNative(aDefaultColors);
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsBaseColorPicker::Open(nsIColorPickerShownCallback* aCallback) {
|
|
MOZ_ASSERT(aCallback);
|
|
|
|
if (MaybeBlockColorPicker(aCallback)) {
|
|
return NS_OK;
|
|
}
|
|
|
|
if (mCallback) {
|
|
// It means Open has already been called: this is not allowed
|
|
NS_WARNING("mCallback is already set. Open called twice?");
|
|
return NS_ERROR_FAILURE;
|
|
}
|
|
mCallback = aCallback;
|
|
|
|
return OpenNative();
|
|
}
|
|
|
|
bool nsBaseColorPicker::MaybeBlockColorPicker(
|
|
nsIColorPickerShownCallback* aCallback) {
|
|
MOZ_ASSERT(mBrowsingContext);
|
|
|
|
if (!mBrowsingContext->Canonical()->CanOpenModalPicker()) {
|
|
if (aCallback) {
|
|
// Color pickers are disabled, so we answer the callback with
|
|
// empty string.
|
|
NS_DispatchToCurrentThread(mozilla::NewRunnableMethod<const nsAString&>(
|
|
"nsBaseColorPicker::CallbackWithEmptyString", aCallback,
|
|
&nsIColorPickerShownCallback::Done, EmptyString()));
|
|
}
|
|
return true;
|
|
}
|
|
|
|
return false;
|
|
}
|