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/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
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*
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* The contents of this file are subject to the Netscape Public License
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* Version 1.0 (the "NPL"); you may not use this file except in
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* compliance with the NPL. You may obtain a copy of the NPL at
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* http://www.mozilla.org/NPL/
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*
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* Software distributed under the NPL is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the NPL
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* for the specific language governing rights and limitations under the
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* NPL.
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*
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* The Initial Developer of this code under the NPL is Netscape
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* Communications Corporation. Portions created by Netscape are
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* Copyright (C) 1999 Netscape Communications Corporation. All Rights
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* Reserved.
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*/
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#ifndef nsIKeyBindMgr_h__
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#define nsIKeyBindMgr_h__
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#include "nsISupports.h"
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#include "nsIDOMNode.h"
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#include "nsGUIEvent.h"
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#include "nsIWebShell.h"
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#include "nsIContent.h"
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// {a91c0821-de58-11d2-b345-00a0cc3c1cde}
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#define NS_IKEYBINDMGR_IID \
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{ 0xa91c0821, 0xde58, 0x11d2, \
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{ 0xb3, 0x45, 0x0, 0xa0, 0xcc, 0x3c, 0x1c, 0xde } }
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// {8B5314BD-DB01-11d2-96CE-0060B0FB9977}
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#define NS_KEYBINDMGR_CID \
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{ 0x8b5314bd, 0xdb01, 0x11d2, { 0x96, 0xce, 0x0, 0x60, 0xb0, 0xfb, 0x99, 0x77 } }
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/**
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* Keyboard Binding utility.
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* Given a key event and a DOM node to search executes any 'key' command
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* that matches the event
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*/
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class nsIKeyBindMgr : public nsISupports
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{
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public:
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static const nsIID& GetIID()
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{ static nsIID iid = NS_IKEYBINDMGR_IID; return iid; }
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NS_IMETHOD ProcessKeyEvent(
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nsIDOMDocument * domDoc,
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const nsKeyEvent & theEvent,
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nsIWebShell * webShell,
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nsEventStatus & theStatus) = 0;
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};
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#endif // nsIKeyBindMgr_h__
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/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
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*
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* The contents of this file are subject to the Netscape Public License
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* Version 1.0 (the "NPL"); you may not use this file except in
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* compliance with the NPL. You may obtain a copy of the NPL at
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* http://www.mozilla.org/NPL/
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*
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* Software distributed under the NPL is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the NPL
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* for the specific language governing rights and limitations under the
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* NPL.
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*
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* The Initial Developer of this code under the NPL is Netscape
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* Communications Corporation. Portions created by Netscape are
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* Copyright (C) 1999 Netscape Communications Corporation. All Rights
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* Reserved.
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*/
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#include "nsKeyBindMgr.h"
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#include "nsCOMPtr.h"
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#include "nsIDOMElement.h"
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#include "nsDOMEvent.h"
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#include "nsIDocumentViewer.h"
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#include "nsIPresContext.h"
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#include "nsIContent.h"
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NS_IMPL_ADDREF(nsKeyBindMgr)
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NS_IMPL_RELEASE(nsKeyBindMgr)
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// XXX BWEEP BWEEP This is ONLY TEMPORARY until the service manager
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// has a way of registering instances
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// (see http://bugzilla.mozilla.org/show_bug.cgi?id=3509 ).
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nsIKeyBindMgr* theKeyBindMgr = 0;
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extern "C" NS_EXPORT nsIKeyBindMgr* GetKeyBindMgr();
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extern "C" NS_EXPORT nsIKeyBindMgr* GetKeyBindMgr()
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{
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return theKeyBindMgr;
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}
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nsresult NS_NewKeyBindMgr(nsIKeyBindMgr** aInstancePtrResult);
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nsresult NS_NewKeyBindMgr(nsIKeyBindMgr** aInstancePtrResult)
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{
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nsKeyBindMgr* sm = new nsKeyBindMgr();
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return sm->QueryInterface(nsIKeyBindMgr::GetIID(),
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(void**) aInstancePtrResult);
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}
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nsKeyBindMgr::nsKeyBindMgr()
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{
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NS_INIT_REFCNT();
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theKeyBindMgr = this;
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}
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nsKeyBindMgr::~nsKeyBindMgr()
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{
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}
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nsresult nsKeyBindMgr::QueryInterface(const nsIID& aIID,
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void** aInstancePtrResult)
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{
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NS_PRECONDITION(aInstancePtrResult, "null pointer");
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if (!aInstancePtrResult)
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{
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return NS_ERROR_NULL_POINTER;
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}
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if (aIID.Equals(nsISupports::GetIID()))
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{
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*aInstancePtrResult = (void*)(nsISupports*)this;
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NS_ADDREF_THIS();
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return NS_OK;
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}
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if (aIID.Equals(nsIKeyBindMgr::GetIID()))
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{
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*aInstancePtrResult = (void*)(nsIKeyBindMgr*)this;
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NS_ADDREF_THIS();
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return NS_OK;
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}
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return !NS_OK;
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}
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nsresult nsKeyBindMgr::ProcessKeyEvent(
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nsIDOMDocument * domDoc,
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const nsKeyEvent & theEvent,
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nsIWebShell * theWebShell,
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nsEventStatus & theStatus)
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{
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// locate the window element which holds the top level key bindings
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nsCOMPtr<nsIDOMElement> rootElement;
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domDoc->GetDocumentElement(getter_AddRefs(rootElement));
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if (!rootElement) {
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return !NS_OK;
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}
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nsString rootName;
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rootElement->GetNodeName(rootName);
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printf("Root Node [%s] \n", rootName.ToNewCString()); // this leaks
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nsCOMPtr<nsIDOMNode> rootNode(do_QueryInterface(rootElement));
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nsresult rv = -1;
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// Given the DOM node and Key Event
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// Walk the node's children looking for 'key' types
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// If the node isn't tagged disabled
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// Compares the received key code to found 'key' types
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// Executes command if found
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// Marks event as consumed
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nsCOMPtr<nsIDOMNode> keyNode;
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rootNode->GetFirstChild(getter_AddRefs(keyNode));
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while (keyNode) {
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nsCOMPtr<nsIDOMElement> keyElement(do_QueryInterface(keyNode));
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if (keyElement) {
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nsString keyNodeType;
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nsString keyName;
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nsString disabled;
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nsString modCommand;
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nsString modShift;
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nsString modAlt;
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nsString cmdToExecute;
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keyElement->GetNodeName(keyNodeType);
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printf("keyNodeType [%s] \n", keyNodeType.ToNewCString()); // this leaks
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if (keyNodeType.Equals("key")) {
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keyElement->GetAttribute(nsAutoString("key"), keyName);
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printf("Found key [%s] \n", keyName.ToNewCString()); // this leaks
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keyElement->GetAttribute(nsAutoString("disabled"), disabled);
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if (disabled == "false") {
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char tempChar[1];
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tempChar[0] = theEvent.charCode;
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nsString theChar = tempChar;
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// NOTE - convert theChar and keyName to upper
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if (theChar == keyName) {
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keyElement->GetAttribute(nsAutoString("modifiedcommand"), modCommand);
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keyElement->GetAttribute(nsAutoString("modifiershift"), modShift);
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keyElement->GetAttribute(nsAutoString("modifieralt"), modAlt);
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keyElement->GetAttribute(nsAutoString("onclick"), cmdToExecute);
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do {
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// Test Command attribute
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#ifdef XP_MAC
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if (theEvent.isCommand && (modCommand != "true"))
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break;
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#else
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if (theEvent.isControl && (modCommand != "true"))
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break;
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#endif // XP_MAC
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// Test Shift attribute
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if (theEvent.isShift && (modShift != "true"))
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break;
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// Test Alt attribute
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if (theEvent.isAlt && (modAlt != "true"))
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break;
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// Modifier tests passed so execute onclick command
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nsresult rv = NS_ERROR_FAILURE;
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nsCOMPtr<nsIContentViewerContainer> contentViewerContainer;
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contentViewerContainer = do_QueryInterface(theWebShell);
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if (!contentViewerContainer) {
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NS_ERROR("Webshell doesn't support the content viewer container interface");
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return rv;
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}
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nsCOMPtr<nsIContentViewer> contentViewer;
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if (NS_FAILED(rv = contentViewerContainer->GetContentViewer(getter_AddRefs(contentViewer)))) {
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NS_ERROR("Unable to retrieve content viewer.");
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return rv;
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}
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nsCOMPtr<nsIDocumentViewer> docViewer;
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docViewer = do_QueryInterface(contentViewer);
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if (!docViewer) {
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NS_ERROR("Document viewer interface not supported by the content viewer.");
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return rv;
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}
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nsCOMPtr<nsIPresContext> presContext;
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if (NS_FAILED(rv = docViewer->GetPresContext(*getter_AddRefs(presContext)))) {
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NS_ERROR("Unable to retrieve the doc viewer's presentation context.");
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return rv;
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}
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theStatus = nsEventStatus_eIgnore;
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nsMouseEvent event;
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event.eventStructType = NS_MOUSE_EVENT;
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event.message = NS_MOUSE_LEFT_CLICK;
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nsCOMPtr<nsIContent> contentNode;
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contentNode = do_QueryInterface(keyNode);
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if (!contentNode) {
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NS_ERROR("DOM Node doesn't support the nsIContent interface required to handle DOM events.");
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return rv;
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}
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rv = contentNode->HandleDOMEvent(*presContext, &event, nsnull, NS_EVENT_FLAG_INIT, theStatus);
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} while (false);
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} // end if (theChar == keyName)
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} // end if (disabled == "false")
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} // end if (keyNodeType.Equals("key"))
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} // end if(keyelement)
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nsCOMPtr<nsIDOMNode> oldkeyNode(keyNode);
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oldkeyNode->GetNextSibling(getter_AddRefs(keyNode));
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} // end while(keynode)
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return rv;
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}
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@ -0,0 +1,43 @@
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/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
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*
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* The contents of this file are subject to the Netscape Public License
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* Version 1.0 (the "NPL"); you may not use this file except in
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* compliance with the NPL. You may obtain a copy of the NPL at
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* http://www.mozilla.org/NPL/
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*
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* Software distributed under the NPL is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the NPL
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* for the specific language governing rights and limitations under the
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* NPL.
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*
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* The Initial Developer of this code under the NPL is Netscape
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* Communications Corporation. Portions created by Netscape are
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* Copyright (C) 1999 Netscape Communications Corporation. All Rights
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* Reserved.
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*/
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#include "nsIKeyBindMgr.h"
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#include "nsIDOMDocument.h"
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/**
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* Keyboard Binding utility.
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* Given a key event and a DOM node to search executes any 'key' command
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* that matches the event
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*/
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class nsKeyBindMgr : public nsIKeyBindMgr
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{
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public:
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nsKeyBindMgr();
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virtual ~nsKeyBindMgr();
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NS_DECL_ISUPPORTS
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NS_IMETHOD ProcessKeyEvent(
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nsIDOMDocument * domDoc,
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const nsKeyEvent & theEvent,
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nsIWebShell * webShell,
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nsEventStatus & theStatus);
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};
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