C++ Node::isHTMLElement方法代码示例

void EditorClientEA::setInputMethodState(bool active)
{
	WebCore::Node* pNode = NULL;
	Frame* frame = m_page->d->page->focusController()->focusedOrMainFrame();
	if (frame && frame->document() && frame->document()->focusedNode())
	{
		pNode = frame->document()->focusedNode();
	}	

	// Note by Arpit Baldeva: If on console(true by default on consoles/can be enabled on PC through emulation), 
	// we detect if the node was focused due to the user input or through javascript.
	// If the node was focused by user input(such as click), we present the editor(emulated keyboard on consoles, debug log on PC).
	// If the node was focused by javascript, we make the cursor jump to the node. In addition, we blur <input>/<textarea> element 
	// so that the user click can bring up the emulated keyboard.
	EA::WebKit::View* pView = m_page->view();
#if defined(EA_PLATFORM_CONSOLE)
	bool onConsole = true;
#elif defined(EA_PLATFORM_WINDOWS)
	bool onConsole = pView->IsEmulatingConsoleOnPC();
#elif defined(EA_PLATFORM_OSX)
	bool onConsole = false;
#endif
	
	if(onConsole && !pView->AllowJSTextInputStateNotificationOnConsole())
	{
		if(!m_page->handle()->mouseCausedEventActive)
		{
			pView->MoveMouseCursorToNode(pNode);
			if (pNode && pNode->isHTMLElement())
			{
				if(pNode->hasTagName(WebCore::HTMLNames::inputTag) || pNode->hasTagName(WebCore::HTMLNames::textareaTag)) 
				{
					HTMLElement* pElement = static_cast<HTMLElement*> (pNode);
					pElement->blur();
				}
			}
			return;
		}
	}
	
	// CSidhall 1/22/09 Added notify user app of text input state for possible virtual keyboard...
	// We can't fully trust the enabled flag because the input field might be a password in which case we still
	// want to activate the keyboard input. So we do our own checking and also get extra info...   

	//Note by Arpit Baldeva: We are interested in the <input> and <textarea> elements. The problem is that we can't rely on the shouldUseInputMethod() of node to reliably detect an
	//editable node since it does not include password(as noted above). Webkit trunk has some cryptic comment explaining why that is the right thing to do. So we do as follows. 
	// We could add a new method to the class hierarchy to achieve following but want to minimize the changes inside core layer.

	bool inputActive	= active;
	bool searchActive	= false;
	bool passwordActive = false;
	EA::WebKit::KeyboardType kbType = EA::WebKit::kDefaultKeyBoard;
	EA::WebKit::InputType inputType = EA::WebKit::kInputTypeNone;

	
    if( pNode && pNode->isHTMLElement())
	{
		if(pNode->hasTagName(WebCore::HTMLNames::inputTag) ) 
		{	
			HTMLInputElement* pInputElement = static_cast<HTMLInputElement*> (pNode);
			inputActive		= pInputElement->isTextField(); // This check makes sure that we are not firing this event with inputActive set to true in case of HTML like <input type="button" value="Click me" onclick="msg()">
			//+ Deprecated
			searchActive	= pInputElement->isSearchField();
			passwordActive	= pInputElement->isPasswordField();
			//-
			
			//New HTML5 input types (text field related)
			if(pInputElement->isEmailField())
				inputType = EA::WebKit::kInputTypeEmail;
			else if (pInputElement->isNumberField())
				inputType = EA::WebKit::kInputTypeNumber;
			else if(pInputElement->isSearchField())
				inputType = EA::WebKit::kInputTypeSearch;
			else if(pInputElement->isTelephoneField())
				inputType = EA::WebKit::kInputTypeTelephone;
			else if(pInputElement->isURLField())
				inputType = EA::WebKit::kInputTypeUrl;
			else if(pInputElement->isPasswordField())
				inputType = EA::WebKit::kInputTypePassword;

		}
/*			//Note by Arpit Baldeva: This will always come back as true but provided the commented out code here for the sack of clarity
		else if(pNode->hasTagName(WebCore::HTMLNames::textareaTag))
		{
			inputActive = enabled;
		}
*/

		HTMLElement* pElement = static_cast<HTMLElement*> (pNode);
		if(pElement->hasClass())
		{
			const WebCore::SpaceSplitString& classNames = pElement->classNames();
			for(int i = 0; i < EA::WebKit::kCountKeyBoardTypes; ++i)
			{
				if(classNames.contains(sKeyBoardClassMap[i].mKeyboardClass))
				{
					kbType = sKeyBoardClassMap[i].mKeyboardType;
					break;
				}
			}
//.........这里部分代码省略.........