third_party/WebKit/Source/web/ColorChooserPopupUIController.cpp - chromium/src - Git at Google

 /*
  * Copyright (C) 2012 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  *
  * 1.  Redistributions of source code must retain the above copyright
  *     notice, this list of conditions and the following disclaimer.
  * 2.  Redistributions in binary form must reproduce the above copyright
  *     notice, this list of conditions and the following disclaimer in the
  *     documentation and/or other materials provided with the distribution.
  *
  * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY
  * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
  * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
  * DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY
  * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
  * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
  * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */

 #include "web/ColorChooserPopupUIController.h"

 #include "core/frame/FrameView.h"
 #include "core/html/forms/ColorChooserClient.h"
 #include "core/page/PagePopup.h"
 #include "platform/geometry/IntRect.h"
 #include "public/platform/Platform.h"
 #include "public/web/WebColorChooser.h"
 #include "web/ChromeClientImpl.h"
 #include "web/WebViewImpl.h"

 namespace blink {

 // Keep in sync with Actions in colorSuggestionPicker.js.
 enum ColorPickerPopupAction {
     ColorPickerPopupActionChooseOtherColor = -2,
     ColorPickerPopupActionCancel = -1,
     ColorPickerPopupActionSetValue = 0
 };

 ColorChooserPopupUIController::ColorChooserPopupUIController(LocalFrame* frame, ChromeClientImpl* chromeClient, ColorChooserClient* client)
     : ColorChooserUIController(frame, client)
     , m_chromeClient(chromeClient)
     , m_popup(nullptr)
     , m_locale(Locale::defaultLocale())
 {
 #if ENABLE(OILPAN)
     ThreadState::current()->registerPreFinalizer(this);
 #endif
 }

 ColorChooserPopupUIController::~ColorChooserPopupUIController()
 {
 #if !ENABLE(OILPAN)
     closePopup();
 #endif
     // ~ColorChooserUIController ends the ColorChooser.
 }

 void ColorChooserPopupUIController::dispose()
 {
     // Finalized earlier so as to access m_chromeClient while alive.
     closePopup();
 }

 DEFINE_TRACE(ColorChooserPopupUIController)
 {
     visitor->trace(m_chromeClient);
     ColorChooserUIController::trace(visitor);
 }

 void ColorChooserPopupUIController::openUI()
 {
     if (m_client->shouldShowSuggestions())
         openPopup();
     else
         openColorChooser();
 }

 void ColorChooserPopupUIController::endChooser()
 {
     if (m_chooser)
         m_chooser->endChooser();

     closePopup();
 }

 AXObject* ColorChooserPopupUIController::rootAXObject()
 {
     return m_popup ? m_popup->rootAXObject() : nullptr;
 }

 void ColorChooserPopupUIController::writeDocument(SharedBuffer* data)
 {
     Vector<ColorSuggestion> suggestions = m_client->suggestions();
     Vector<String> suggestionValues;
     for (unsigned i = 0; i < suggestions.size(); i++)
         suggestionValues.append(suggestions[i].color.serialized());
     IntRect anchorRectInScreen = m_chromeClient->viewportToScreen(m_client->elementRectRelativeToViewport());

     PagePopupClient::addString("<!DOCTYPE html><head><meta charset='UTF-8'><style>\n", data);
     data->append(Platform::current()->loadResource("pickerCommon.css"));
     data->append(Platform::current()->loadResource("colorSuggestionPicker.css"));
     PagePopupClient::addString("</style></head><body><div id=main>Loading...</div><script>\n"
         "window.dialogArguments = {\n", data);
     PagePopupClient::addProperty("values", suggestionValues, data);
     PagePopupClient::addProperty("otherColorLabel", locale().queryString(WebLocalizedString::OtherColorLabel), data);
     addProperty("anchorRectInScreen", anchorRectInScreen, data);
     addProperty("zoomFactor", zoomFactor(), data);
     PagePopupClient::addString("};\n", data);
     data->append(Platform::current()->loadResource("pickerCommon.js"));
     data->append(Platform::current()->loadResource("colorSuggestionPicker.js"));
     PagePopupClient::addString("</script></body>\n", data);
 }

 Locale& ColorChooserPopupUIController::locale()
 {
     return m_locale;
 }

 void ColorChooserPopupUIController::setValueAndClosePopup(int numValue, const String& stringValue)
 {
     ASSERT(m_popup);
     ASSERT(m_client);
     if (numValue == ColorPickerPopupActionSetValue)
         setValue(stringValue);
     if (numValue == ColorPickerPopupActionChooseOtherColor)
         openColorChooser();
     closePopup();
 }

 void ColorChooserPopupUIController::setValue(const String& value)
 {
     ASSERT(m_client);
     Color color;
     bool success = color.setFromString(value);
     ASSERT_UNUSED(success, success);
     m_client->didChooseColor(color);
 }

 void ColorChooserPopupUIController::didClosePopup()
 {
     m_popup = nullptr;

     if (!m_chooser)
         didEndChooser();
 }

 Element& ColorChooserPopupUIController::ownerElement()
 {
     return m_client->ownerElement();
 }

 void ColorChooserPopupUIController::openPopup()
 {
     ASSERT(!m_popup);
     m_popup = m_chromeClient->openPagePopup(this);
 }

 void ColorChooserPopupUIController::closePopup()
 {
     if (!m_popup)
         return;
     m_chromeClient->closePagePopup(m_popup);
 }

 } // namespace blink
	/*
	* Copyright (C) 2012 Google Inc. All rights reserved.
	*
	* Redistribution and use in source and binary forms, with or without
	* modification, are permitted provided that the following conditions
	* are met:
	*
	* 1. Redistributions of source code must retain the above copyright
	* notice, this list of conditions and the following disclaimer.
	* 2. Redistributions in binary form must reproduce the above copyright
	* notice, this list of conditions and the following disclaimer in the
	* documentation and/or other materials provided with the distribution.
	*
	* THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY
	* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
	* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
	* DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY
	* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
	* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
	* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
	* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
	* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
	* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
	*/

	#include "web/ColorChooserPopupUIController.h"

	#include "core/frame/FrameView.h"
	#include "core/html/forms/ColorChooserClient.h"
	#include "core/page/PagePopup.h"
	#include "platform/geometry/IntRect.h"
	#include "public/platform/Platform.h"
	#include "public/web/WebColorChooser.h"
	#include "web/ChromeClientImpl.h"
	#include "web/WebViewImpl.h"

	namespace blink {

	// Keep in sync with Actions in colorSuggestionPicker.js.
	enum ColorPickerPopupAction {
	ColorPickerPopupActionChooseOtherColor = -2,
	ColorPickerPopupActionCancel = -1,
	ColorPickerPopupActionSetValue = 0
	};

	ColorChooserPopupUIController::ColorChooserPopupUIController(LocalFrame* frame, ChromeClientImpl* chromeClient, ColorChooserClient* client)
	: ColorChooserUIController(frame, client)
	, m_chromeClient(chromeClient)
	, m_popup(nullptr)
	, m_locale(Locale::defaultLocale())
	{
	#if ENABLE(OILPAN)
	ThreadState::current()->registerPreFinalizer(this);
	#endif
	}

	ColorChooserPopupUIController::~ColorChooserPopupUIController()
	{
	#if !ENABLE(OILPAN)
	closePopup();
	#endif
	// ~ColorChooserUIController ends the ColorChooser.
	}

	void ColorChooserPopupUIController::dispose()
	{
	// Finalized earlier so as to access m_chromeClient while alive.
	closePopup();
	}

	DEFINE_TRACE(ColorChooserPopupUIController)
	{
	visitor->trace(m_chromeClient);
	ColorChooserUIController::trace(visitor);
	}

	void ColorChooserPopupUIController::openUI()
	{
	if (m_client->shouldShowSuggestions())
	openPopup();
	else
	openColorChooser();
	}

	void ColorChooserPopupUIController::endChooser()
	{
	if (m_chooser)
	m_chooser->endChooser();

	closePopup();
	}

	AXObject* ColorChooserPopupUIController::rootAXObject()
	{
	return m_popup ? m_popup->rootAXObject() : nullptr;
	}

	void ColorChooserPopupUIController::writeDocument(SharedBuffer* data)
	{
	Vector<ColorSuggestion> suggestions = m_client->suggestions();
	Vector<String> suggestionValues;
	for (unsigned i = 0; i < suggestions.size(); i++)
	suggestionValues.append(suggestions[i].color.serialized());
	IntRect anchorRectInScreen = m_chromeClient->viewportToScreen(m_client->elementRectRelativeToViewport());

	PagePopupClient::addString("<!DOCTYPE html><head><meta charset='UTF-8'><style>\n", data);
	data->append(Platform::current()->loadResource("pickerCommon.css"));
	data->append(Platform::current()->loadResource("colorSuggestionPicker.css"));
	PagePopupClient::addString("</style></head><body><div id=main>Loading...</div><script>\n"
	"window.dialogArguments = {\n", data);
	PagePopupClient::addProperty("values", suggestionValues, data);
	PagePopupClient::addProperty("otherColorLabel", locale().queryString(WebLocalizedString::OtherColorLabel), data);
	addProperty("anchorRectInScreen", anchorRectInScreen, data);
	addProperty("zoomFactor", zoomFactor(), data);
	PagePopupClient::addString("};\n", data);
	data->append(Platform::current()->loadResource("pickerCommon.js"));
	data->append(Platform::current()->loadResource("colorSuggestionPicker.js"));
	PagePopupClient::addString("</script></body>\n", data);
	}

	Locale& ColorChooserPopupUIController::locale()
	{
	return m_locale;
	}

	void ColorChooserPopupUIController::setValueAndClosePopup(int numValue, const String& stringValue)
	{
	ASSERT(m_popup);
	ASSERT(m_client);
	if (numValue == ColorPickerPopupActionSetValue)
	setValue(stringValue);
	if (numValue == ColorPickerPopupActionChooseOtherColor)
	openColorChooser();
	closePopup();
	}

	void ColorChooserPopupUIController::setValue(const String& value)
	{
	ASSERT(m_client);
	Color color;
	bool success = color.setFromString(value);
	ASSERT_UNUSED(success, success);
	m_client->didChooseColor(color);
	}

	void ColorChooserPopupUIController::didClosePopup()
	{
	m_popup = nullptr;

	if (!m_chooser)
	didEndChooser();
	}

	Element& ColorChooserPopupUIController::ownerElement()
	{
	return m_client->ownerElement();
	}

	void ColorChooserPopupUIController::openPopup()
	{
	ASSERT(!m_popup);
	m_popup = m_chromeClient->openPagePopup(this);
	}

	void ColorChooserPopupUIController::closePopup()
	{
	if (!m_popup)
	return;
	m_chromeClient->closePagePopup(m_popup);
	}

	} // namespace blink