зеркало из https://github.com/mozilla/gecko-dev.git
193 строки
5.2 KiB
C++
193 строки
5.2 KiB
C++
/*
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The contents of this file are subject to the Mozilla Public
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License Version 1.1 (the "License"); you may not use this file
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except in compliance with the License. You may obtain a copy of
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the License at http://www.mozilla.org/MPL/
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Software distributed under the License is distributed on an "AS
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IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
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implied. See the License for the specific language governing
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rights and limitations under the License.
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The Original Code is mozilla.org code.
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The Initial Developer of the Original Code is Sun Microsystems,
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Inc. Portions created by Sun are
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Copyright (C) 1999 Sun Microsystems, Inc. All
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Rights Reserved.
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Contributor(s):
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*/
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#include "prlog.h"
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#include "nsIDOMNode.h"
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#include "nsIDOMNodeList.h"
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#include "javaDOMGlobals.h"
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#include "org_mozilla_dom_NodeListImpl.h"
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static NS_DEFINE_IID(kISupportsIID, NS_ISUPPORTS_IID);
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/*
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* Class: org_mozilla_dom_NodeListImpl
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* Method: XPCOM_equals
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* Signature: (Ljava/lang/Object;)Z
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*/
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JNIEXPORT jboolean JNICALL Java_org_mozilla_dom_NodeListImpl_XPCOM_1equals
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(JNIEnv *env, jobject jthis, jobject jarg)
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{
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jboolean b_retFlag = JNI_FALSE;
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nsIDOMNodeList* p_this =
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(nsIDOMNodeList*) env->GetLongField(jthis, JavaDOMGlobals::nodeListPtrFID);
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if (!p_this) {
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PR_LOG(JavaDOMGlobals::log, PR_LOG_WARNING,
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("NodeList.equals: NULL pointer\n"));
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return b_retFlag;
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}
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nsIDOMNodeList* p_arg =
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(nsIDOMNodeList*) env->GetLongField(jarg, JavaDOMGlobals::nodeListPtrFID);
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if (!p_arg) {
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PR_LOG(JavaDOMGlobals::log, PR_LOG_WARNING,
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("NodeList.equals: NULL arg pointer\n"));
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return b_retFlag;
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}
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nsISupports* thisSupports = nsnull;
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nsISupports* argSupports = nsnull;
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nsresult rvThis =
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p_this->QueryInterface(kISupportsIID, (void**)(&thisSupports));
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if (NS_FAILED(rvThis) || !thisSupports) {
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PR_LOG(JavaDOMGlobals::log, PR_LOG_ERROR,
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("NodeList.equals: this->QueryInterface failed (%x)\n", rvThis));
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return b_retFlag;
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}
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nsresult rvArg =
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p_arg->QueryInterface(kISupportsIID, (void**)(&argSupports));
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if (NS_FAILED(rvArg) || !argSupports) {
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PR_LOG(JavaDOMGlobals::log, PR_LOG_ERROR,
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("NodeList.equals: arg->QueryInterface failed (%x)\n", rvArg));
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thisSupports->Release();
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return b_retFlag;
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}
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if (thisSupports == argSupports)
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b_retFlag = JNI_TRUE;
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thisSupports->Release();
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argSupports->Release();
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return b_retFlag;
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}
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/*
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* Class: org_mozilla_dom_NodeListImpl
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* Method: XPCOM_hashCode
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* Signature: ()I
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*/
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JNIEXPORT jint JNICALL Java_org_mozilla_dom_NodeListImpl_XPCOM_1hashCode
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(JNIEnv *env, jobject jthis)
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{
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nsIDOMNodeList* p_this =
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(nsIDOMNodeList*) env->GetLongField(jthis, JavaDOMGlobals::nodeListPtrFID);
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if (!p_this) {
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PR_LOG(JavaDOMGlobals::log, PR_LOG_WARNING,
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("NodeList.hashCode: NULL pointer\n"));
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return (jint) 0;
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}
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nsISupports* thisSupports = nsnull;
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nsresult rvThis =
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p_this->QueryInterface(kISupportsIID, (void**)(&thisSupports));
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if (NS_FAILED(rvThis) || !thisSupports) {
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PR_LOG(JavaDOMGlobals::log, PR_LOG_ERROR,
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("NodeList.hashCode: QueryInterface failed (%x)\n", rvThis));
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return (jint) 0;
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}
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thisSupports->Release();
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return (jint) thisSupports;
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}
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/*
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* Class: org_mozilla_dom_NodeListImpl
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* Method: finalize
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* Signature: ()V
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*/
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JNIEXPORT void JNICALL Java_org_mozilla_dom_NodeListImpl_finalize
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(JNIEnv *env, jobject jthis)
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{
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nsIDOMNodeList* nodes = (nsIDOMNodeList*)
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env->GetLongField(jthis, JavaDOMGlobals::nodeListPtrFID);
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if (!nodes) {
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PR_LOG(JavaDOMGlobals::log, PR_LOG_WARNING,
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("NodeList.finalize: NULL pointer\n"));
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return;
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}
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JavaDOMGlobals::AddToGarbage(nodes);
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}
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/*
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* Class: org_mozilla_dom_NodeListImpl
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* Method: getLength
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* Signature: ()I
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*/
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JNIEXPORT jint JNICALL Java_org_mozilla_dom_NodeListImpl_getLength
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(JNIEnv *env, jobject jthis)
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{
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nsIDOMNodeList* nodes = (nsIDOMNodeList*)
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env->GetLongField(jthis, JavaDOMGlobals::nodeListPtrFID);
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if (!nodes) {
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PR_LOG(JavaDOMGlobals::log, PR_LOG_WARNING,
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("NodeList.getLength: NULL pointer\n"));
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return 0;
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}
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PRUint32 length = 0;
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nsresult rv = nodes->GetLength(&length);
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if (NS_FAILED(rv)) {
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PR_LOG(JavaDOMGlobals::log, PR_LOG_ERROR,
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("NodeList.getLength: failed (%x)\n", rv));
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return 0;
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}
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return (jint) length;
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}
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/*
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* Class: org_mozilla_dom_NodeListImpl
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* Method: item
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* Signature: (I)Lorg/w3c/dom/Node;
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*/
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JNIEXPORT jobject JNICALL Java_org_mozilla_dom_NodeListImpl_item
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(JNIEnv *env, jobject jthis, jint jindex)
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{
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if (jindex < 0 || jindex > JavaDOMGlobals::javaMaxInt) {
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PR_LOG(JavaDOMGlobals::log, PR_LOG_ERROR,
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("NodeList.item: invalid index value (%d)\n", jindex));
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return NULL;
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}
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nsIDOMNodeList* nodes = (nsIDOMNodeList*)
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env->GetLongField(jthis, JavaDOMGlobals::nodeListPtrFID);
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if (!nodes) {
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PR_LOG(JavaDOMGlobals::log, PR_LOG_WARNING,
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("NodeList.item: NULL pointer\n"));
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return NULL;
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}
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nsIDOMNode* node = NULL;
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nsresult rv = nodes->Item((PRUint32) jindex, &node);
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if (NS_FAILED(rv) || !node) {
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PR_LOG(JavaDOMGlobals::log, PR_LOG_ERROR,
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("NodeList.item: failed (%x)\n", rv));
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return NULL;
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}
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return JavaDOMGlobals::CreateNodeSubtype(env, node);
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}
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