Ed's fix for bug where multiple windows closing caused null ptr dereference.
author = edburns r = ashuk git-svn-id: svn://10.0.0.236/trunk@71179 18797224-902f-48f8-a5cc-f745e15eee43
This commit is contained in:
ashuk%eng.sun.com
@@ -1,360 +1,370 @@
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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*-
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*
|
||||
* The contents of this file are subject to the Mozilla Public
|
||||
* License Version 1.1 (the "License"); you may not use this file
|
||||
* except in compliance with the License. You may obtain a copy of
|
||||
* the License at http://www.mozilla.org/MPL/
|
||||
*
|
||||
* Software distributed under the License is distributed on an "AS
|
||||
* IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
|
||||
* implied. See the License for the specific language governing
|
||||
* rights and limitations under the License.
|
||||
*
|
||||
* The Original Code is RaptorCanvas.
|
||||
*
|
||||
* The Initial Developer of the Original Code is Kirk Baker and
|
||||
* Ian Wilkinson. Portions created by Kirk Baker and Ian Wilkinson are
|
||||
* Copyright (C) 1999 Kirk Baker and Ian Wilkinson. All
|
||||
* Rights Reserved.
|
||||
*
|
||||
* Contributor(s): Kirk Baker <kbaker@eb.com>
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* Ian Wilkinson <iw@ennoble.com>
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||||
* Mark Lin <mark.lin@eng.sun.com>
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* Mark Goddard
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* Ed Burns <edburns@acm.org>
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* Ann Sunhachawee
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||||
*/
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#include "DocumentLoaderObserverImpl.h"
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#include "nsString.h"
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#include "jni_util.h"
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#include "dom_util.h"
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#include "nsActions.h"
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#include "nsIDOMDocument.h"
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#include "nsIDOMEventTarget.h"
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#include "prlog.h" // for PR_ASSERT
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jlong DocumentLoaderObserverImpl::maskValues[] = { -1L };
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char *DocumentLoaderObserverImpl::maskNames[] = {
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"START_DOCUMENT_LOAD_EVENT_MASK",
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"END_DOCUMENT_LOAD_EVENT_MASK",
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"START_URL_LOAD_EVENT_MASK",
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"END_URL_LOAD_EVENT_MASK",
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"PROGRESS_URL_LOAD_EVENT_MASK",
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"STATUS_URL_LOAD_EVENT_MASK",
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"UNKNOWN_CONTENT_EVENT_MASK",
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"FETCH_INTERRUPT_EVENT_MASK",
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nsnull
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};
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static NS_DEFINE_IID(kISupportsIID, NS_ISUPPORTS_IID);
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static NS_DEFINE_IID(kIDocumentLoaderObserverIID, NS_IDOCUMENT_LOADER_OBSERVER_IID);
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static NS_DEFINE_IID(kIDocumentLoaderObserverImplIID, NS_IDOCLOADEROBSERVERIMPL_IID);
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NS_IMPL_ADDREF(DocumentLoaderObserverImpl);
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NS_IMPL_RELEASE(DocumentLoaderObserverImpl);
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DocumentLoaderObserverImpl::DocumentLoaderObserverImpl() : mRefCnt(1),
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mTarget(nsnull), mMouseListener(nsnull) {
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}
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DocumentLoaderObserverImpl::DocumentLoaderObserverImpl(JNIEnv *env,
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WebShellInitContext *yourInitContext) :
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mJNIEnv(env), mInitContext(yourInitContext), mTarget(nsnull),
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mMouseListener(nsnull)
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{
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if (nsnull == gVm) { // declared in jni_util.h
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::util_GetJavaVM(env, &gVm); // save this vm reference away for the callback!
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}
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#ifndef BAL_INTERFACE
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PR_ASSERT(gVm);
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#endif
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if (-1 == maskValues[0]) {
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util_InitializeEventMaskValuesFromClass("org/mozilla/webclient/DocumentLoadEvent",
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maskNames, maskValues);
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}
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mRefCnt = 1; // PENDING(edburns): not sure about how right this is to do.
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}
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NS_IMETHODIMP DocumentLoaderObserverImpl::QueryInterface(REFNSIID aIID,
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void** aInstance)
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{
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if (nsnull == aInstance)
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return NS_ERROR_NULL_POINTER;
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*aInstance = nsnull;
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if (aIID.Equals(kIDocumentLoaderObserverIID)) {
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*aInstance = (void*) ((nsIDocumentLoaderObserver*)this);
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NS_ADDREF_THIS();
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return NS_OK;
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}
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else if (aIID.Equals(kIDocumentLoaderObserverImplIID)) {
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*aInstance = (void*) ((DocumentLoaderObserverImpl*)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_NOINTERFACE;
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}
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/* nsIDocumentLoaderObserver methods */
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NS_IMETHODIMP DocumentLoaderObserverImpl::OnStartDocumentLoad(nsIDocumentLoader* loader,
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nsIURI* aURL,
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const char* aCommand)
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{
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#if DEBUG_RAPTOR_CANVAS
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if (prLogModuleInfo) {
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PR_LOG(prLogModuleInfo, 3,
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("DocumentLoaderObserverImpl.cpp: OnStartDocumentLoad\n"));
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}
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#endif
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// If we don't have a target, don't take any action
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if (nsnull == mTarget) {
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return NS_OK;
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}
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char *urlStr = nsnull;
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jobject urlJStr = nsnull;
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if (nsnull != aURL) {
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// IMPORTANT: do not use initContext->env here since it comes
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// from another thread. Use JNU_GetEnv instead.
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JNIEnv *env = (JNIEnv *) JNU_GetEnv(gVm, JNI_VERSION_1_2);
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aURL->GetSpec(&urlStr);
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if (nsnull != urlStr) {
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urlJStr = (jobject) ::util_NewStringUTF(env, urlStr);
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::Recycle(urlStr);
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}
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}
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util_SendEventToJava(mInitContext->env,
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mInitContext->nativeEventThread, mTarget,
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maskValues[START_DOCUMENT_LOAD_EVENT_MASK], urlJStr);
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if (urlJStr) {
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::util_DeleteStringUTF(mInitContext->env, (jstring) urlJStr);
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}
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return NS_OK;
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}
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NS_IMETHODIMP DocumentLoaderObserverImpl::OnEndDocumentLoad(nsIDocumentLoader* loader,
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nsIChannel* channel,
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nsresult aStatus)
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{
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#if DEBUG_RAPTOR_CANVAS
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if (prLogModuleInfo) {
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PR_LOG(prLogModuleInfo, 3,
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("!!DocumentLoaderObserverImpl.cpp: OnEndDocumentLoad\n"));
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}
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#endif
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// if we have a mouse listener
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if (mMouseListener) {
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// install the mouse listener into mozilla
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nsCOMPtr<nsIDOMDocument> doc;
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PR_ASSERT(mMouseListener);
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if (nsnull == loader) {
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// NOT really ok, but we can't do anything.
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return NS_OK;
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}
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if (!(doc = dom_getDocumentFromLoader(loader))) {
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// NOT really ok, but we can't do anything.
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return NS_OK;
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}
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nsCOMPtr<nsIDOMEventTarget> domEventTarget;
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nsresult rv;
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rv = doc->QueryInterface(NS_GET_IID(nsIDOMEventTarget),
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getter_AddRefs(domEventTarget));
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if (NS_FAILED(rv) || !domEventTarget) {
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return NS_OK;
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}
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nsAutoString eType("mouseover");
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domEventTarget->AddEventListener(eType, mMouseListener, PR_FALSE);
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} // end of "install mouse listener"
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// If we don't have a target, don't take any action
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if (nsnull == mTarget) {
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return NS_OK;
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}
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util_SendEventToJava(mInitContext->env,
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mInitContext->nativeEventThread, mTarget,
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maskValues[END_DOCUMENT_LOAD_EVENT_MASK], nsnull);
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return NS_OK;
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}
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NS_IMETHODIMP DocumentLoaderObserverImpl::OnStartURLLoad(nsIDocumentLoader* loader,
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nsIChannel* channel)
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{
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#if DEBUG_RAPTOR_CANVAS
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if (prLogModuleInfo) {
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PR_LOG(prLogModuleInfo, 3,
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("!DocumentLoaderObserverImpl: OnStartURLLoad\n"));
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}
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#endif
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// If we don't have a target, don't take any action
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if (nsnull == mTarget) {
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return NS_OK;
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}
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util_SendEventToJava(mInitContext->env, mInitContext->nativeEventThread, mTarget,
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maskValues[START_URL_LOAD_EVENT_MASK], nsnull);
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return NS_OK;
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}
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NS_IMETHODIMP DocumentLoaderObserverImpl::OnProgressURLLoad(nsIDocumentLoader* loader,
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nsIChannel* channel,
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PRUint32 aProgress,
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PRUint32 aProgressMax)
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{
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#if DEBUG_RAPTOR_CANVAS
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if (prLogModuleInfo) {
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PR_LOG(prLogModuleInfo, 3,
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("!DocumentLoaderObserverImpl: OnProgressURLLoad\n"));
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}
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#endif
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// If we don't have a target, don't take any action
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if (nsnull == mTarget) {
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return NS_OK;
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}
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util_SendEventToJava(mInitContext->env, mInitContext->nativeEventThread, mTarget,
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maskValues[PROGRESS_URL_LOAD_EVENT_MASK], nsnull);
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return NS_OK;
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}
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NS_IMETHODIMP DocumentLoaderObserverImpl::OnStatusURLLoad(nsIDocumentLoader* loader,
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nsIChannel* channel,
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nsString& aMsg)
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{
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#if DEBUG_RAPTOR_CANVAS
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if (prLogModuleInfo) {
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PR_LOG(prLogModuleInfo, 3,
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("!DocumentLoaderObserverImpl: OnStatusURLLoad: %S\n",
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aMsg.GetUnicode()));
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}
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#endif
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// If we don't have a target, don't take any action
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if (nsnull == mTarget) {
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return NS_OK;
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}
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int length = aMsg.Length();
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// IMPORTANT: do not use initContext->env here since it comes
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// from another thread. Use JNU_GetEnv instead.
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JNIEnv *env = (JNIEnv *) JNU_GetEnv(gVm, JNI_VERSION_1_2);
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jstring statusMessage = ::util_NewString(env, (const jchar *)
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aMsg.GetUnicode(), length);
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util_SendEventToJava(mInitContext->env, mInitContext->nativeEventThread, mTarget,
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maskValues[STATUS_URL_LOAD_EVENT_MASK], (jobject) statusMessage);
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if (statusMessage) {
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::util_DeleteString(mInitContext->env, statusMessage);
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}
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return NS_OK;
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}
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NS_IMETHODIMP DocumentLoaderObserverImpl::OnEndURLLoad(nsIDocumentLoader* loader,
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nsIChannel* channel,
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nsresult aStatus)
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{
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#if DEBUG_RAPTOR_CANVAS
|
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if (prLogModuleInfo) {
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PR_LOG(prLogModuleInfo, 3,
|
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("!DocumentLoaderObserverImpl: OnEndURLLoad\n"));
|
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}
|
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#endif
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// If we don't have a target, don't take any action
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if (nsnull == mTarget) {
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return NS_OK;
|
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}
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util_SendEventToJava(mInitContext->env, mInitContext->nativeEventThread, mTarget,
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maskValues[END_URL_LOAD_EVENT_MASK], nsnull);
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return NS_OK;
|
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}
|
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|
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NS_IMETHODIMP DocumentLoaderObserverImpl::HandleUnknownContentType(nsIDocumentLoader* loader,
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nsIChannel* channel,
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const char *aContentType,
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const char *aCommand)
|
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{
|
||||
#if DEBUG_RAPTOR_CANVAS
|
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if (prLogModuleInfo) {
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PR_LOG(prLogModuleInfo, 3,
|
||||
("!DocumentLoaderObserverImpl: HandleUnknownContentType\n"));
|
||||
}
|
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#endif
|
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// If we don't have a target, don't take any action
|
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if (nsnull == mTarget) {
|
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return NS_OK;
|
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}
|
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|
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util_SendEventToJava(mInitContext->env, mInitContext->nativeEventThread, mTarget,
|
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maskValues[UNKNOWN_CONTENT_EVENT_MASK], nsnull);
|
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return NS_OK;
|
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}
|
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|
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//
|
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// Methods from DocumentLoaderObserverImpl
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//
|
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NS_IMETHODIMP DocumentLoaderObserverImpl::AddMouseListener(nsCOMPtr<nsIDOMMouseListener> toAdd)
|
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{
|
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nsresult rv = NS_ERROR_FAILURE;
|
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|
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if (nsnull == toAdd) {
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return rv;
|
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}
|
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|
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mMouseListener = toAdd;
|
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|
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return NS_OK;
|
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}
|
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|
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NS_IMETHODIMP DocumentLoaderObserverImpl::RemoveMouseListener(nsCOMPtr<nsIDOMMouseListener> toRemove)
|
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{
|
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nsresult rv = NS_ERROR_FAILURE;
|
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|
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return rv;
|
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}
|
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|
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NS_IMETHODIMP DocumentLoaderObserverImpl::SetTarget(jobject yourTarget)
|
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{
|
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nsresult rv = NS_OK;
|
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|
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mTarget = yourTarget;
|
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|
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return rv;
|
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}
|
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|
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NS_IMETHODIMP DocumentLoaderObserverImpl::ClearTarget(void)
|
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{
|
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nsresult rv = NS_OK;
|
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|
||||
mTarget = nsnull;
|
||||
|
||||
return rv;
|
||||
}
|
||||
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*-
|
||||
*
|
||||
* The contents of this file are subject to the Mozilla Public
|
||||
* License Version 1.1 (the "License"); you may not use this file
|
||||
* except in compliance with the License. You may obtain a copy of
|
||||
* the License at http://www.mozilla.org/MPL/
|
||||
*
|
||||
* Software distributed under the License is distributed on an "AS
|
||||
* IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
|
||||
* implied. See the License for the specific language governing
|
||||
* rights and limitations under the License.
|
||||
*
|
||||
* The Original Code is RaptorCanvas.
|
||||
*
|
||||
* The Initial Developer of the Original Code is Kirk Baker and
|
||||
* Ian Wilkinson. Portions created by Kirk Baker and Ian Wilkinson are
|
||||
* Copyright (C) 1999 Kirk Baker and Ian Wilkinson. All
|
||||
* Rights Reserved.
|
||||
*
|
||||
* Contributor(s): Kirk Baker <kbaker@eb.com>
|
||||
* Ian Wilkinson <iw@ennoble.com>
|
||||
* Mark Lin <mark.lin@eng.sun.com>
|
||||
* Mark Goddard
|
||||
* Ed Burns <edburns@acm.org>
|
||||
* Ann Sunhachawee
|
||||
*/
|
||||
|
||||
#include "DocumentLoaderObserverImpl.h"
|
||||
|
||||
#include "nsString.h"
|
||||
#include "jni_util.h"
|
||||
#include "dom_util.h"
|
||||
#include "nsActions.h"
|
||||
|
||||
#include "nsIDOMDocument.h"
|
||||
|
||||
#include "prlog.h" // for PR_ASSERT
|
||||
|
||||
jlong DocumentLoaderObserverImpl::maskValues[] = { -1L };
|
||||
|
||||
char *DocumentLoaderObserverImpl::maskNames[] = {
|
||||
"START_DOCUMENT_LOAD_EVENT_MASK",
|
||||
"END_DOCUMENT_LOAD_EVENT_MASK",
|
||||
"START_URL_LOAD_EVENT_MASK",
|
||||
"END_URL_LOAD_EVENT_MASK",
|
||||
"PROGRESS_URL_LOAD_EVENT_MASK",
|
||||
"STATUS_URL_LOAD_EVENT_MASK",
|
||||
"UNKNOWN_CONTENT_EVENT_MASK",
|
||||
"FETCH_INTERRUPT_EVENT_MASK",
|
||||
nsnull
|
||||
};
|
||||
|
||||
static NS_DEFINE_IID(kISupportsIID, NS_ISUPPORTS_IID);
|
||||
static NS_DEFINE_IID(kIDocumentLoaderObserverIID, NS_IDOCUMENT_LOADER_OBSERVER_IID);
|
||||
static NS_DEFINE_IID(kIDocumentLoaderObserverImplIID, NS_IDOCLOADEROBSERVERIMPL_IID);
|
||||
|
||||
NS_IMPL_ADDREF(DocumentLoaderObserverImpl);
|
||||
NS_IMPL_RELEASE(DocumentLoaderObserverImpl);
|
||||
|
||||
DocumentLoaderObserverImpl::DocumentLoaderObserverImpl() : mRefCnt(1),
|
||||
mTarget(nsnull), mMouseListener(nsnull), mDomEventTarget(nsnull) {
|
||||
}
|
||||
|
||||
DocumentLoaderObserverImpl::DocumentLoaderObserverImpl(JNIEnv *env,
|
||||
WebShellInitContext *yourInitContext) :
|
||||
mJNIEnv(env), mInitContext(yourInitContext), mTarget(nsnull),
|
||||
mMouseListener(nsnull)
|
||||
{
|
||||
if (nsnull == gVm) { // declared in jni_util.h
|
||||
::util_GetJavaVM(env, &gVm); // save this vm reference away for the callback!
|
||||
}
|
||||
#ifndef BAL_INTERFACE
|
||||
PR_ASSERT(gVm);
|
||||
#endif
|
||||
|
||||
if (-1 == maskValues[0]) {
|
||||
util_InitializeEventMaskValuesFromClass("org/mozilla/webclient/DocumentLoadEvent",
|
||||
maskNames, maskValues);
|
||||
}
|
||||
mRefCnt = 1; // PENDING(edburns): not sure about how right this is to do.
|
||||
}
|
||||
|
||||
DocumentLoaderObserverImpl::~DocumentLoaderObserverImpl()
|
||||
{
|
||||
RemoveMouseListener();
|
||||
}
|
||||
|
||||
NS_IMETHODIMP DocumentLoaderObserverImpl::QueryInterface(REFNSIID aIID,
|
||||
void** aInstance)
|
||||
{
|
||||
if (nsnull == aInstance)
|
||||
return NS_ERROR_NULL_POINTER;
|
||||
|
||||
*aInstance = nsnull;
|
||||
|
||||
|
||||
if (aIID.Equals(kIDocumentLoaderObserverIID)) {
|
||||
*aInstance = (void*) ((nsIDocumentLoaderObserver*)this);
|
||||
NS_ADDREF_THIS();
|
||||
return NS_OK;
|
||||
}
|
||||
else if (aIID.Equals(kIDocumentLoaderObserverImplIID)) {
|
||||
*aInstance = (void*) ((DocumentLoaderObserverImpl*)this);
|
||||
NS_ADDREF_THIS();
|
||||
return NS_OK;
|
||||
}
|
||||
|
||||
return NS_NOINTERFACE;
|
||||
}
|
||||
|
||||
|
||||
/* nsIDocumentLoaderObserver methods */
|
||||
NS_IMETHODIMP DocumentLoaderObserverImpl::OnStartDocumentLoad(nsIDocumentLoader* loader,
|
||||
nsIURI* aURL,
|
||||
const char* aCommand)
|
||||
{
|
||||
#if DEBUG_RAPTOR_CANVAS
|
||||
if (prLogModuleInfo) {
|
||||
PR_LOG(prLogModuleInfo, 3,
|
||||
("DocumentLoaderObserverImpl.cpp: OnStartDocumentLoad\n"));
|
||||
}
|
||||
#endif
|
||||
// If we don't have a target, don't take any action
|
||||
if (nsnull == mTarget) {
|
||||
return NS_OK;
|
||||
}
|
||||
|
||||
char *urlStr = nsnull;
|
||||
jobject urlJStr = nsnull;
|
||||
if (nsnull != aURL) {
|
||||
|
||||
// IMPORTANT: do not use initContext->env here since it comes
|
||||
// from another thread. Use JNU_GetEnv instead.
|
||||
|
||||
JNIEnv *env = (JNIEnv *) JNU_GetEnv(gVm, JNI_VERSION_1_2);
|
||||
|
||||
aURL->GetSpec(&urlStr);
|
||||
if (nsnull != urlStr) {
|
||||
urlJStr = (jobject) ::util_NewStringUTF(env, urlStr);
|
||||
::Recycle(urlStr);
|
||||
}
|
||||
}
|
||||
util_SendEventToJava(mInitContext->env,
|
||||
mInitContext->nativeEventThread, mTarget,
|
||||
maskValues[START_DOCUMENT_LOAD_EVENT_MASK], urlJStr);
|
||||
|
||||
if (urlJStr) {
|
||||
::util_DeleteStringUTF(mInitContext->env, (jstring) urlJStr);
|
||||
}
|
||||
|
||||
return NS_OK;
|
||||
}
|
||||
|
||||
NS_IMETHODIMP DocumentLoaderObserverImpl::OnEndDocumentLoad(nsIDocumentLoader* loader,
|
||||
nsIChannel* channel,
|
||||
nsresult aStatus)
|
||||
{
|
||||
#if DEBUG_RAPTOR_CANVAS
|
||||
if (prLogModuleInfo) {
|
||||
PR_LOG(prLogModuleInfo, 3,
|
||||
("!!DocumentLoaderObserverImpl.cpp: OnEndDocumentLoad\n"));
|
||||
}
|
||||
#endif
|
||||
// if we have a mouse listener
|
||||
if (mMouseListener) {
|
||||
// install the mouse listener into mozilla
|
||||
|
||||
nsCOMPtr<nsIDOMDocument> doc;
|
||||
PR_ASSERT(mMouseListener);
|
||||
|
||||
if (nsnull == loader) {
|
||||
// NOT really ok, but we can't do anything.
|
||||
return NS_OK;
|
||||
}
|
||||
|
||||
if (!(doc = dom_getDocumentFromLoader(loader))) {
|
||||
// NOT really ok, but we can't do anything.
|
||||
return NS_OK;
|
||||
}
|
||||
nsresult rv;
|
||||
|
||||
rv = doc->QueryInterface(NS_GET_IID(nsIDOMEventTarget),
|
||||
getter_AddRefs(mDomEventTarget));
|
||||
if (NS_FAILED(rv) || !mDomEventTarget) {
|
||||
return NS_OK;
|
||||
}
|
||||
nsAutoString eType("mouseover");
|
||||
mDomEventTarget->AddEventListener(eType, mMouseListener, PR_FALSE);
|
||||
|
||||
} // end of "install mouse listener"
|
||||
|
||||
// If we don't have a target, don't take any action
|
||||
if (nsnull == mTarget) {
|
||||
return NS_OK;
|
||||
}
|
||||
|
||||
util_SendEventToJava(mInitContext->env,
|
||||
mInitContext->nativeEventThread, mTarget,
|
||||
maskValues[END_DOCUMENT_LOAD_EVENT_MASK], nsnull);
|
||||
return NS_OK;
|
||||
}
|
||||
|
||||
NS_IMETHODIMP DocumentLoaderObserverImpl::OnStartURLLoad(nsIDocumentLoader* loader,
|
||||
nsIChannel* channel)
|
||||
{
|
||||
#if DEBUG_RAPTOR_CANVAS
|
||||
if (prLogModuleInfo) {
|
||||
PR_LOG(prLogModuleInfo, 3,
|
||||
("!DocumentLoaderObserverImpl: OnStartURLLoad\n"));
|
||||
}
|
||||
#endif
|
||||
// If we don't have a target, don't take any action
|
||||
if (nsnull == mTarget) {
|
||||
return NS_OK;
|
||||
}
|
||||
|
||||
util_SendEventToJava(mInitContext->env, mInitContext->nativeEventThread, mTarget,
|
||||
maskValues[START_URL_LOAD_EVENT_MASK], nsnull);
|
||||
|
||||
return NS_OK;
|
||||
}
|
||||
|
||||
NS_IMETHODIMP DocumentLoaderObserverImpl::OnProgressURLLoad(nsIDocumentLoader* loader,
|
||||
nsIChannel* channel,
|
||||
PRUint32 aProgress,
|
||||
PRUint32 aProgressMax)
|
||||
{
|
||||
#if DEBUG_RAPTOR_CANVAS
|
||||
if (prLogModuleInfo) {
|
||||
PR_LOG(prLogModuleInfo, 3,
|
||||
("!DocumentLoaderObserverImpl: OnProgressURLLoad\n"));
|
||||
}
|
||||
#endif
|
||||
// If we don't have a target, don't take any action
|
||||
if (nsnull == mTarget) {
|
||||
return NS_OK;
|
||||
}
|
||||
|
||||
util_SendEventToJava(mInitContext->env, mInitContext->nativeEventThread, mTarget,
|
||||
maskValues[PROGRESS_URL_LOAD_EVENT_MASK], nsnull);
|
||||
|
||||
|
||||
return NS_OK;
|
||||
}
|
||||
|
||||
NS_IMETHODIMP DocumentLoaderObserverImpl::OnStatusURLLoad(nsIDocumentLoader* loader,
|
||||
nsIChannel* channel,
|
||||
nsString& aMsg)
|
||||
{
|
||||
#if DEBUG_RAPTOR_CANVAS
|
||||
if (prLogModuleInfo) {
|
||||
PR_LOG(prLogModuleInfo, 3,
|
||||
("!DocumentLoaderObserverImpl: OnStatusURLLoad: %S\n",
|
||||
aMsg.GetUnicode()));
|
||||
}
|
||||
#endif
|
||||
// If we don't have a target, don't take any action
|
||||
if (nsnull == mTarget) {
|
||||
return NS_OK;
|
||||
}
|
||||
|
||||
int length = aMsg.Length();
|
||||
|
||||
// IMPORTANT: do not use initContext->env here since it comes
|
||||
// from another thread. Use JNU_GetEnv instead.
|
||||
|
||||
JNIEnv *env = (JNIEnv *) JNU_GetEnv(gVm, JNI_VERSION_1_2);
|
||||
jstring statusMessage = ::util_NewString(env, (const jchar *)
|
||||
aMsg.GetUnicode(), length);
|
||||
|
||||
util_SendEventToJava(mInitContext->env, mInitContext->nativeEventThread, mTarget,
|
||||
maskValues[STATUS_URL_LOAD_EVENT_MASK], (jobject) statusMessage);
|
||||
|
||||
if (statusMessage) {
|
||||
::util_DeleteString(mInitContext->env, statusMessage);
|
||||
}
|
||||
return NS_OK;
|
||||
}
|
||||
|
||||
NS_IMETHODIMP DocumentLoaderObserverImpl::OnEndURLLoad(nsIDocumentLoader* loader,
|
||||
nsIChannel* channel,
|
||||
nsresult aStatus)
|
||||
{
|
||||
#if DEBUG_RAPTOR_CANVAS
|
||||
if (prLogModuleInfo) {
|
||||
PR_LOG(prLogModuleInfo, 3,
|
||||
("!DocumentLoaderObserverImpl: OnEndURLLoad\n"));
|
||||
}
|
||||
#endif
|
||||
// If we don't have a target, don't take any action
|
||||
if (nsnull == mTarget) {
|
||||
return NS_OK;
|
||||
}
|
||||
|
||||
util_SendEventToJava(mInitContext->env, mInitContext->nativeEventThread, mTarget,
|
||||
maskValues[END_URL_LOAD_EVENT_MASK], nsnull);
|
||||
|
||||
return NS_OK;
|
||||
}
|
||||
|
||||
NS_IMETHODIMP DocumentLoaderObserverImpl::HandleUnknownContentType(nsIDocumentLoader* loader,
|
||||
nsIChannel* channel,
|
||||
const char *aContentType,
|
||||
const char *aCommand)
|
||||
{
|
||||
#if DEBUG_RAPTOR_CANVAS
|
||||
if (prLogModuleInfo) {
|
||||
PR_LOG(prLogModuleInfo, 3,
|
||||
("!DocumentLoaderObserverImpl: HandleUnknownContentType\n"));
|
||||
}
|
||||
#endif
|
||||
// If we don't have a target, don't take any action
|
||||
if (nsnull == mTarget) {
|
||||
return NS_OK;
|
||||
}
|
||||
|
||||
util_SendEventToJava(mInitContext->env, mInitContext->nativeEventThread, mTarget,
|
||||
maskValues[UNKNOWN_CONTENT_EVENT_MASK], nsnull);
|
||||
|
||||
return NS_OK;
|
||||
}
|
||||
|
||||
//
|
||||
// Methods from DocumentLoaderObserverImpl
|
||||
//
|
||||
|
||||
NS_IMETHODIMP DocumentLoaderObserverImpl::AddMouseListener(nsCOMPtr<nsIDOMMouseListener> toAdd)
|
||||
{
|
||||
nsresult rv = NS_ERROR_FAILURE;
|
||||
|
||||
if (nsnull == toAdd) {
|
||||
return rv;
|
||||
}
|
||||
|
||||
mMouseListener = toAdd;
|
||||
|
||||
return NS_OK;
|
||||
}
|
||||
|
||||
NS_IMETHODIMP DocumentLoaderObserverImpl::RemoveMouseListener()
|
||||
{
|
||||
nsresult rv = NS_OK;
|
||||
|
||||
if (mDomEventTarget && mMouseListener) {
|
||||
nsAutoString eType("mouseover");
|
||||
mDomEventTarget->RemoveEventListener(eType, mMouseListener, PR_FALSE);
|
||||
mDomEventTarget = nsnull;
|
||||
mMouseListener = nsnull;
|
||||
}
|
||||
|
||||
return rv;
|
||||
}
|
||||
|
||||
NS_IMETHODIMP DocumentLoaderObserverImpl::SetTarget(jobject yourTarget)
|
||||
{
|
||||
nsresult rv = NS_OK;
|
||||
|
||||
mTarget = yourTarget;
|
||||
|
||||
return rv;
|
||||
}
|
||||
|
||||
NS_IMETHODIMP DocumentLoaderObserverImpl::ClearTarget(void)
|
||||
{
|
||||
nsresult rv = NS_OK;
|
||||
|
||||
mTarget = nsnull;
|
||||
|
||||
return rv;
|
||||
}
|
||||
|
||||
@@ -1,143 +1,161 @@
|
||||
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*-
|
||||
*
|
||||
* The contents of this file are subject to the Mozilla Public
|
||||
* License Version 1.1 (the "License"); you may not use this file
|
||||
* except in compliance with the License. You may obtain a copy of
|
||||
* the License at http://www.mozilla.org/MPL/
|
||||
*
|
||||
* Software distributed under the License is distributed on an "AS
|
||||
* IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
|
||||
* implied. See the License for the specific language governing
|
||||
* rights and limitations under the License.
|
||||
*
|
||||
* The Original Code is RaptorCanvas.
|
||||
*
|
||||
* The Initial Developer of the Original Code is Kirk Baker and
|
||||
* Ian Wilkinson. Portions created by Kirk Baker and Ian Wilkinson are
|
||||
* Copyright (C) 1999 Kirk Baker and Ian Wilkinson. All
|
||||
* Rights Reserved.
|
||||
*
|
||||
* Contributor(s): Kirk Baker <kbaker@eb.com>
|
||||
* Ian Wilkinson <iw@ennoble.com>
|
||||
* Mark Lin <mark.lin@eng.sun.com>
|
||||
* Mark Goddard
|
||||
* Ed Burns <edburns@acm.org>
|
||||
* Ann Sunhachawee
|
||||
*/
|
||||
|
||||
#include "EventRegistration.h"
|
||||
|
||||
#include "nsActions.h"
|
||||
#include "nsCOMPtr.h"
|
||||
#include "DocumentLoaderObserverImpl.h"
|
||||
#include "DOMMouseListenerImpl.h"
|
||||
|
||||
static NS_DEFINE_IID(kIDocumentLoaderObserverImplIID, NS_IDOCLOADEROBSERVERIMPL_IID);
|
||||
|
||||
void addDocumentLoadListener(JNIEnv *env, WebShellInitContext *initContext,
|
||||
jobject listener)
|
||||
{
|
||||
if (initContext == nsnull) {
|
||||
::util_ThrowExceptionToJava(env, "Exception: null initContext passed toaddDocumentLoadListener");
|
||||
return;
|
||||
}
|
||||
|
||||
if (initContext->initComplete) {
|
||||
|
||||
|
||||
PR_ASSERT(initContext->nativeEventThread);
|
||||
nsresult rv;
|
||||
nsCOMPtr<nsIDocumentLoaderObserver> curObserver;
|
||||
nsCOMPtr<DocumentLoaderObserverImpl> myListener = nsnull;
|
||||
|
||||
PR_ASSERT(nsnull != initContext->docShell);
|
||||
|
||||
// tricky logic to accomodate "piggybacking" a mouseListener.
|
||||
|
||||
// See if there already is a DocListener
|
||||
rv = initContext->docShell->GetDocLoaderObserver(getter_AddRefs(curObserver));
|
||||
if (NS_FAILED(rv) || !curObserver) {
|
||||
// if there is no listener, we need to create and add it now
|
||||
|
||||
// create the c++ "peer" for the DocumentLoadListener, which is an
|
||||
// nsIDocumentLoaderObserver.
|
||||
curObserver = new DocumentLoaderObserverImpl(env, initContext);
|
||||
if (nsnull == curObserver) {
|
||||
return;
|
||||
}
|
||||
|
||||
wsAddDocLoaderObserverEvent *actionEvent =
|
||||
new wsAddDocLoaderObserverEvent(initContext->docShell,
|
||||
curObserver);
|
||||
|
||||
PLEvent * event = (PLEvent*) *actionEvent;
|
||||
|
||||
::util_PostSynchronousEvent(initContext, event);
|
||||
}
|
||||
|
||||
if (curObserver) {
|
||||
// if we have an observer (either just created, or from mozilla),
|
||||
// install the target.
|
||||
|
||||
rv = curObserver->QueryInterface(kIDocumentLoaderObserverImplIID,
|
||||
getter_AddRefs(myListener));
|
||||
if (NS_SUCCEEDED(rv) && myListener) {
|
||||
myListener->SetTarget(listener);
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
void addMouseListener(JNIEnv *env, WebShellInitContext *initContext,
|
||||
jobject listener)
|
||||
{
|
||||
if (initContext == nsnull) {
|
||||
::util_ThrowExceptionToJava(env, "Exception: null initContext passed toaddDocumentLoadListener");
|
||||
return;
|
||||
}
|
||||
|
||||
if (initContext->initComplete) {
|
||||
nsresult rv;
|
||||
nsCOMPtr<nsIDocumentLoaderObserver> curObserver;
|
||||
nsCOMPtr<DocumentLoaderObserverImpl> myListener = nsnull;
|
||||
|
||||
PR_ASSERT(nsnull != initContext->docShell);
|
||||
|
||||
// See if there already is a DocListener
|
||||
rv = initContext->docShell->GetDocLoaderObserver(getter_AddRefs(curObserver));
|
||||
if (NS_SUCCEEDED(rv) && curObserver) {
|
||||
|
||||
// if so, se if it's something we added
|
||||
rv = curObserver->QueryInterface(kIDocumentLoaderObserverImplIID,
|
||||
getter_AddRefs(myListener));
|
||||
}
|
||||
else {
|
||||
|
||||
// if not, we need to create a listener
|
||||
myListener = new DocumentLoaderObserverImpl(env, initContext);
|
||||
// note that we don't call setTarget, since this
|
||||
// DocumentLoaderObserver is just for getting mouse events
|
||||
|
||||
// install our listener into mozilla
|
||||
wsAddDocLoaderObserverEvent *actionEvent =
|
||||
new wsAddDocLoaderObserverEvent(initContext->docShell,
|
||||
myListener);
|
||||
|
||||
PLEvent * event = (PLEvent*) *actionEvent;
|
||||
|
||||
::util_PostSynchronousEvent(initContext, event);
|
||||
}
|
||||
|
||||
if (nsnull == myListener) {
|
||||
// either the new failed, or the currently installed listener
|
||||
// wasn't installed by us. Either way, do nothing.
|
||||
return;
|
||||
}
|
||||
// we have a listener
|
||||
|
||||
nsCOMPtr<nsIDOMMouseListener> mouseListener =
|
||||
new DOMMouseListenerImpl(env, initContext, listener);
|
||||
|
||||
myListener->AddMouseListener(mouseListener);
|
||||
}
|
||||
}
|
||||
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*-
|
||||
*
|
||||
* The contents of this file are subject to the Mozilla Public
|
||||
* License Version 1.1 (the "License"); you may not use this file
|
||||
* except in compliance with the License. You may obtain a copy of
|
||||
* the License at http://www.mozilla.org/MPL/
|
||||
*
|
||||
* Software distributed under the License is distributed on an "AS
|
||||
* IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
|
||||
* implied. See the License for the specific language governing
|
||||
* rights and limitations under the License.
|
||||
*
|
||||
* The Original Code is RaptorCanvas.
|
||||
*
|
||||
* The Initial Developer of the Original Code is Kirk Baker and
|
||||
* Ian Wilkinson. Portions created by Kirk Baker and Ian Wilkinson are
|
||||
* Copyright (C) 1999 Kirk Baker and Ian Wilkinson. All
|
||||
* Rights Reserved.
|
||||
*
|
||||
* Contributor(s): Kirk Baker <kbaker@eb.com>
|
||||
* Ian Wilkinson <iw@ennoble.com>
|
||||
* Mark Lin <mark.lin@eng.sun.com>
|
||||
* Mark Goddard
|
||||
* Ed Burns <edburns@acm.org>
|
||||
* Ann Sunhachawee
|
||||
*/
|
||||
|
||||
#include "EventRegistration.h"
|
||||
|
||||
#include "nsActions.h"
|
||||
#include "nsCOMPtr.h"
|
||||
#include "DocumentLoaderObserverImpl.h"
|
||||
#include "DOMMouseListenerImpl.h"
|
||||
|
||||
static NS_DEFINE_IID(kIDocumentLoaderObserverImplIID, NS_IDOCLOADEROBSERVERIMPL_IID);
|
||||
|
||||
void addDocumentLoadListener(JNIEnv *env, WebShellInitContext *initContext,
|
||||
jobject listener)
|
||||
{
|
||||
if (initContext->initComplete) {
|
||||
|
||||
|
||||
PR_ASSERT(initContext->nativeEventThread);
|
||||
nsresult rv;
|
||||
nsCOMPtr<nsIDocumentLoaderObserver> curObserver;
|
||||
nsCOMPtr<DocumentLoaderObserverImpl> myListener = nsnull;
|
||||
|
||||
PR_ASSERT(nsnull != initContext->docShell);
|
||||
|
||||
// tricky logic to accomodate "piggybacking" a mouseListener.
|
||||
|
||||
// See if there already is a DocListener
|
||||
rv = initContext->docShell->GetDocLoaderObserver(getter_AddRefs(curObserver));
|
||||
if (NS_FAILED(rv) || !curObserver) {
|
||||
// if there is no listener, we need to create and add it now
|
||||
|
||||
// create the c++ "peer" for the DocumentLoadListener, which is an
|
||||
// nsIDocumentLoaderObserver.
|
||||
curObserver = new DocumentLoaderObserverImpl(env, initContext);
|
||||
if (nsnull == curObserver) {
|
||||
return;
|
||||
}
|
||||
|
||||
wsAddDocLoaderObserverEvent *actionEvent =
|
||||
new wsAddDocLoaderObserverEvent(initContext->docShell,
|
||||
curObserver);
|
||||
|
||||
PLEvent * event = (PLEvent*) *actionEvent;
|
||||
|
||||
::util_PostSynchronousEvent(initContext, event);
|
||||
}
|
||||
|
||||
if (curObserver) {
|
||||
// if we have an observer (either just created, or from mozilla),
|
||||
// install the target.
|
||||
|
||||
rv = curObserver->QueryInterface(kIDocumentLoaderObserverImplIID,
|
||||
getter_AddRefs(myListener));
|
||||
if (NS_SUCCEEDED(rv) && myListener) {
|
||||
myListener->SetTarget(listener);
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
void addMouseListener(JNIEnv *env, WebShellInitContext *initContext,
|
||||
jobject listener)
|
||||
{
|
||||
if (initContext->initComplete) {
|
||||
nsresult rv;
|
||||
nsCOMPtr<nsIDocumentLoaderObserver> curObserver;
|
||||
nsCOMPtr<DocumentLoaderObserverImpl> myListener = nsnull;
|
||||
|
||||
PR_ASSERT(nsnull != initContext->docShell);
|
||||
|
||||
// See if there already is a DocListener
|
||||
rv = initContext->docShell->GetDocLoaderObserver(getter_AddRefs(curObserver));
|
||||
if (NS_SUCCEEDED(rv) && curObserver) {
|
||||
|
||||
// if so, se if it's something we added
|
||||
rv = curObserver->QueryInterface(kIDocumentLoaderObserverImplIID,
|
||||
getter_AddRefs(myListener));
|
||||
}
|
||||
else {
|
||||
|
||||
// if not, we need to create a listener
|
||||
myListener = new DocumentLoaderObserverImpl(env, initContext);
|
||||
// note that we don't call setTarget, since this
|
||||
// DocumentLoaderObserver is just for getting mouse events
|
||||
|
||||
// install our listener into mozilla
|
||||
wsAddDocLoaderObserverEvent *actionEvent =
|
||||
new wsAddDocLoaderObserverEvent(initContext->docShell,
|
||||
myListener);
|
||||
|
||||
PLEvent * event = (PLEvent*) *actionEvent;
|
||||
|
||||
::util_PostSynchronousEvent(initContext, event);
|
||||
}
|
||||
|
||||
if (nsnull == myListener) {
|
||||
// either the new failed, or the currently installed listener
|
||||
// wasn't installed by us. Either way, do nothing.
|
||||
return;
|
||||
}
|
||||
// we have a listener
|
||||
|
||||
nsCOMPtr<nsIDOMMouseListener> mouseListener =
|
||||
new DOMMouseListenerImpl(env, initContext, listener);
|
||||
|
||||
myListener->AddMouseListener(mouseListener);
|
||||
}
|
||||
}
|
||||
|
||||
void removeAllListeners(JNIEnv *env, WebShellInitContext *initContext)
|
||||
{
|
||||
if (initContext->initComplete) {
|
||||
nsresult rv;
|
||||
nsCOMPtr<nsIDocumentLoaderObserver> curObserver;
|
||||
nsCOMPtr<DocumentLoaderObserverImpl> myListener = nsnull;
|
||||
|
||||
PR_ASSERT(nsnull != initContext->docShell);
|
||||
|
||||
// See if there already is a DocListener
|
||||
rv = initContext->docShell->GetDocLoaderObserver(getter_AddRefs(curObserver));
|
||||
if (NS_SUCCEEDED(rv) && curObserver) {
|
||||
|
||||
// if so, see if it's something we added
|
||||
rv = curObserver->QueryInterface(kIDocumentLoaderObserverImplIID,
|
||||
getter_AddRefs(myListener));
|
||||
}
|
||||
if (myListener) {
|
||||
// remove the doc listener from the docShell
|
||||
rv = initContext->docShell->SetDocLoaderObserver(nsnull);
|
||||
// remove the mouse listener from the doc listener
|
||||
myListener->RemoveMouseListener();
|
||||
myListener = nsnull;
|
||||
}
|
||||
}
|
||||
|
||||
}
|
||||
|
||||
File diff suppressed because it is too large
Load Diff
Reference in New Issue
Block a user