diff options
Diffstat (limited to 'bundles/org.eclipse.swt/Eclipse SWT Mozilla/common/org/eclipse/swt/browser/External.java')
| -rw-r--r-- | bundles/org.eclipse.swt/Eclipse SWT Mozilla/common/org/eclipse/swt/browser/External.java | 590 |
1 files changed, 590 insertions, 0 deletions
diff --git a/bundles/org.eclipse.swt/Eclipse SWT Mozilla/common/org/eclipse/swt/browser/External.java b/bundles/org.eclipse.swt/Eclipse SWT Mozilla/common/org/eclipse/swt/browser/External.java new file mode 100644 index 0000000000..53ed58f3b7 --- /dev/null +++ b/bundles/org.eclipse.swt/Eclipse SWT Mozilla/common/org/eclipse/swt/browser/External.java @@ -0,0 +1,590 @@ +/******************************************************************************* + * Copyright (c) 2008, 2009 IBM Corporation and others. + * All rights reserved. This program and the accompanying materials + * are made available under the terms of the Eclipse Public License v1.0 + * which accompanies this distribution, and is available at + * http://www.eclipse.org/legal/epl-v10.html + * + * Contributors: + * IBM Corporation - initial API and implementation + *******************************************************************************/ +package org.eclipse.swt.browser; + +import org.eclipse.swt.*; +import org.eclipse.swt.internal.*; +import org.eclipse.swt.internal.mozilla.*; + +class External { + public static final String EXTERNAL_IID_STR = + "ded01d20-ba6f-11dd-ad8b-0800200c9a66"; //$NON-NLS-1$ + + public static final nsID EXTERNAL_IID = + new nsID(EXTERNAL_IID_STR); + + XPCOMObject supports; + XPCOMObject external; + XPCOMObject classInfo; + XPCOMObject securityCheckedComponent; + int refCount = 0; + +External () { + createCOMInterfaces (); +} + +int AddRef () { + refCount++; + return refCount; +} + +void createCOMInterfaces () { + /* Create each of the interfaces that this object implements */ + supports = new XPCOMObject (new int[] {2, 0, 0}) { + public int /*long*/ method0 (int /*long*/[] args) {return QueryInterface (args[0], args[1]);} + public int /*long*/ method1 (int /*long*/[] args) {return AddRef ();} + public int /*long*/ method2 (int /*long*/[] args) {return Release ();} + }; + + classInfo = new XPCOMObject (new int[] {2, 0, 0, 2, 2, 1, 1, 1, 1, 1, 1}) { + public int /*long*/ method0 (int /*long*/[] args) {return QueryInterface (args[0], args[1]);} + public int /*long*/ method1 (int /*long*/[] args) {return AddRef ();} + public int /*long*/ method2 (int /*long*/[] args) {return Release ();} + public int /*long*/ method3 (int /*long*/[] args) {return getInterfaces (args[0], args[1]);} + public int /*long*/ method4 (int /*long*/[] args) {return getHelperForLanguage ((int)/*64*/args[0], args[1]);} + public int /*long*/ method5 (int /*long*/[] args) {return getContractID (args[0]);} + public int /*long*/ method6 (int /*long*/[] args) {return getClassDescription (args[0]);} + public int /*long*/ method7 (int /*long*/[] args) {return getClassID (args[0]);} + public int /*long*/ method8 (int /*long*/[] args) {return getImplementationLanguage (args[0]);} + public int /*long*/ method9 (int /*long*/[] args) {return getFlags (args[0]);} + public int /*long*/ method10 (int /*long*/[] args) {return getClassIDNoAlloc (args[0]);} + }; + + securityCheckedComponent = new XPCOMObject (new int[] {2, 0, 0, 2, 3, 3, 3}) { + public int /*long*/ method0 (int /*long*/[] args) {return QueryInterface (args[0], args[1]);} + public int /*long*/ method1 (int /*long*/[] args) {return AddRef ();} + public int /*long*/ method2 (int /*long*/[] args) {return Release ();} + public int /*long*/ method3 (int /*long*/[] args) {return canCreateWrapper (args[0], args[1]);} + public int /*long*/ method4 (int /*long*/[] args) {return canCallMethod (args[0], args[1], args[2]);} + public int /*long*/ method5 (int /*long*/[] args) {return canGetProperty (args[0], args[1], args[2]);} + public int /*long*/ method6 (int /*long*/[] args) {return canSetProperty (args[0], args[1], args[2]);} + }; + + external = new XPCOMObject (new int[] {2, 0, 0, 3}) { + public int /*long*/ method0 (int /*long*/[] args) {return QueryInterface (args[0], args[1]);} + public int /*long*/ method1 (int /*long*/[] args) {return AddRef ();} + public int /*long*/ method2 (int /*long*/[] args) {return Release ();} + public int /*long*/ method3 (int /*long*/[] args) {return callJava ((int)/*64*/args[0], args[1], args[2]);} + }; + +} + +void disposeCOMInterfaces () { + if (supports != null) { + supports.dispose (); + supports = null; + } + if (external != null) { + external.dispose (); + external = null; + } +} + +int /*long*/ getAddress () { + return external.getAddress (); +} + +int QueryInterface (int /*long*/ riid, int /*long*/ ppvObject) { + if (riid == 0 || ppvObject == 0) return XPCOM.NS_ERROR_NO_INTERFACE; + nsID guid = new nsID (); + XPCOM.memmove (guid, riid, nsID.sizeof); + + if (guid.Equals (nsISupports.NS_ISUPPORTS_IID)) { + XPCOM.memmove (ppvObject, new int /*long*/[] {supports.getAddress ()}, C.PTR_SIZEOF); + AddRef(); + return XPCOM.NS_OK; + } + if (guid.Equals (nsIClassInfo.NS_ICLASSINFO_IID)) { + XPCOM.memmove (ppvObject, new int /*long*/[] {classInfo.getAddress ()}, C.PTR_SIZEOF); + AddRef(); + return XPCOM.NS_OK; + } + if (guid.Equals (nsISecurityCheckedComponent.NS_ISECURITYCHECKEDCOMPONENT_IID)) { + XPCOM.memmove (ppvObject, new int /*long*/[] {securityCheckedComponent.getAddress ()}, C.PTR_SIZEOF); + AddRef(); + return XPCOM.NS_OK; + } + if (guid.Equals (EXTERNAL_IID)) { + XPCOM.memmove (ppvObject, new int /*long*/[] {external.getAddress ()}, C.PTR_SIZEOF); + AddRef(); + return XPCOM.NS_OK; + } + + XPCOM.memmove (ppvObject, new int /*long*/[] {0}, C.PTR_SIZEOF); + return XPCOM.NS_ERROR_NO_INTERFACE; +} + +int Release () { + refCount--; + if (refCount == 0) disposeCOMInterfaces (); + return refCount; +} + +/* nsIClassInfo */ + +int getClassDescription (int /*long*/ _retValue) { + int /*long*/[] result = new int /*long*/[1]; + int rc = XPCOM.NS_GetServiceManager (result); + if (rc != XPCOM.NS_OK) Mozilla.error (rc); + if (result[0] == 0) Mozilla.error (XPCOM.NS_NOINTERFACE); + + nsIServiceManager serviceManager = new nsIServiceManager (result[0]); + result[0] = 0; + byte[] aContractID = MozillaDelegate.wcsToMbcs (null, XPCOM.NS_MEMORY_CONTRACTID, true); + rc = serviceManager.GetServiceByContractID (aContractID, nsIMemory.NS_IMEMORY_IID, result); + if (rc != XPCOM.NS_OK) Mozilla.error (rc); + if (result[0] == 0) Mozilla.error (XPCOM.NS_NOINTERFACE); + serviceManager.Release (); + + nsIMemory memory = new nsIMemory (result[0]); + result[0] = 0; + byte[] bytes = MozillaDelegate.wcsToMbcs (null, "external", true); //$NON-NLS-1$ + int /*long*/ ptr = memory.Alloc (bytes.length); + C.memmove (ptr, bytes, bytes.length); + C.memmove (_retValue, new int /*long*/[] {ptr}, C.PTR_SIZEOF); + memory.Release (); + + return XPCOM.NS_OK; +} + +int getClassID (int /*long*/ _retValue) { + return XPCOM.NS_OK; +} + +int getClassIDNoAlloc (int /*long*/ _retValue) { + return XPCOM.NS_OK; +} + +int getContractID (int /*long*/ _retValue) { + return XPCOM.NS_OK; +} + +int getFlags (int /*long*/ flags) { + C.memmove (flags, new int[] {nsIClassInfo.MAIN_THREAD_ONLY}, 4); /* PRUint32 */ + return XPCOM.NS_OK; +} + +int getHelperForLanguage (int language, int /*long*/ _retValue) { + C.memmove (_retValue, new int /*long*/[] {0}, C.PTR_SIZEOF); + return XPCOM.NS_OK; +} + +int getImplementationLanguage (int /*long*/ _retValue) { + C.memmove (_retValue, new int[] {5}, 4); /* nsIProgrammingLanguage.JAVA */ /* PRUint */ + return XPCOM.NS_OK; +} + + +int getInterfaces (int /*long*/ count, int /*long*/ array) { + int /*long*/[] result = new int /*long*/[1]; + int rc = XPCOM.NS_GetServiceManager (result); + if (rc != XPCOM.NS_OK) Mozilla.error (rc); + if (result[0] == 0) Mozilla.error (XPCOM.NS_NOINTERFACE); + + nsIServiceManager serviceManager = new nsIServiceManager (result[0]); + result[0] = 0; + byte[] aContractID = MozillaDelegate.wcsToMbcs (null, XPCOM.NS_MEMORY_CONTRACTID, true); + rc = serviceManager.GetServiceByContractID (aContractID, nsIMemory.NS_IMEMORY_IID, result); + if (rc != XPCOM.NS_OK) Mozilla.error (rc); + if (result[0] == 0) Mozilla.error (XPCOM.NS_NOINTERFACE); + serviceManager.Release (); + + nsIMemory memory = new nsIMemory (result[0]); + result[0] = 0; + int /*long*/ securityCheckedComponentIID = memory.Alloc (nsID.sizeof); + XPCOM.memmove (securityCheckedComponentIID, nsISecurityCheckedComponent.NS_ISECURITYCHECKEDCOMPONENT_IID, nsID.sizeof); + int /*long*/ externalIID = memory.Alloc (nsID.sizeof); + XPCOM.memmove (externalIID, EXTERNAL_IID, nsID.sizeof); + int /*long*/ ptrArray = memory.Alloc (2 * C.PTR_SIZEOF); + C.memmove (ptrArray, new int /*long*/[] {securityCheckedComponentIID}, C.PTR_SIZEOF); + C.memmove (ptrArray + C.PTR_SIZEOF, new int /*long*/[] {externalIID}, C.PTR_SIZEOF); + C.memmove (array, new int /*long*/[] {ptrArray}, C.PTR_SIZEOF); + memory.Release (); + + C.memmove (count, new int[] {2}, 4); /* PRUint */ + return XPCOM.NS_OK; +} + +/* nsISecurityCheckedComponent */ + +int canCreateWrapper (int /*long*/ iid, int /*long*/ _retVal) { + int /*long*/[] result = new int /*long*/[1]; + int rc = XPCOM.NS_GetServiceManager (result); + if (rc != XPCOM.NS_OK) Mozilla.error (rc); + if (result[0] == 0) Mozilla.error (XPCOM.NS_NOINTERFACE); + + nsIServiceManager serviceManager = new nsIServiceManager (result[0]); + result[0] = 0; + byte[] aContractID = MozillaDelegate.wcsToMbcs (null, XPCOM.NS_MEMORY_CONTRACTID, true); + rc = serviceManager.GetServiceByContractID (aContractID, nsIMemory.NS_IMEMORY_IID, result); + if (rc != XPCOM.NS_OK) Mozilla.error (rc); + if (result[0] == 0) Mozilla.error (XPCOM.NS_NOINTERFACE); + serviceManager.Release (); + + nsIMemory memory = new nsIMemory (result[0]); + result[0] = 0; + byte[] bytes = MozillaDelegate.wcsToMbcs (null, "allAccess", true); //$NON-NLS-1$ + int /*long*/ ptr = memory.Alloc (bytes.length); + C.memmove (ptr, bytes, bytes.length); + C.memmove (_retVal, new int /*long*/[] {ptr}, C.PTR_SIZEOF); + memory.Release (); + + return XPCOM.NS_OK; +} + +int canCallMethod (int /*long*/ iid, int /*long*/ methodName, int /*long*/ _retVal) { + int /*long*/[] result = new int /*long*/[1]; + int rc = XPCOM.NS_GetServiceManager (result); + if (rc != XPCOM.NS_OK) Mozilla.error (rc); + if (result[0] == 0) Mozilla.error (XPCOM.NS_NOINTERFACE); + + nsIServiceManager serviceManager = new nsIServiceManager (result[0]); + result[0] = 0; + byte[] aContractID = MozillaDelegate.wcsToMbcs (null, XPCOM.NS_MEMORY_CONTRACTID, true); + rc = serviceManager.GetServiceByContractID (aContractID, nsIMemory.NS_IMEMORY_IID, result); + if (rc != XPCOM.NS_OK) Mozilla.error (rc); + if (result[0] == 0) Mozilla.error (XPCOM.NS_NOINTERFACE); + serviceManager.Release (); + + nsIMemory memory = new nsIMemory (result[0]); + result[0] = 0; + int length = XPCOM.strlen_PRUnichar (methodName); + char[] dest = new char[length]; + XPCOM.memmove (dest, methodName, length * 2); + String string = new String (dest); + byte[] bytes; + if (string.equals("callJava")) { //$NON-NLS-1$ + bytes = MozillaDelegate.wcsToMbcs (null, "allAccess", true); //$NON-NLS-1$ + } else { + bytes = MozillaDelegate.wcsToMbcs (null, "noAccess", true); //$NON-NLS-1$ + } + int /*long*/ ptr = memory.Alloc (bytes.length); + C.memmove (ptr, bytes, bytes.length); + C.memmove (_retVal, new int /*long*/[] {ptr}, C.PTR_SIZEOF); + memory.Release (); + + return XPCOM.NS_OK; +} + +int canGetProperty (int /*long*/ iid, int /*long*/ propertyName, int /*long*/ _retVal) { + int /*long*/[] result = new int /*long*/[1]; + int rc = XPCOM.NS_GetServiceManager (result); + if (rc != XPCOM.NS_OK) Mozilla.error (rc); + if (result[0] == 0) Mozilla.error (XPCOM.NS_NOINTERFACE); + + nsIServiceManager serviceManager = new nsIServiceManager (result[0]); + result[0] = 0; + byte[] aContractID = MozillaDelegate.wcsToMbcs (null, XPCOM.NS_MEMORY_CONTRACTID, true); + rc = serviceManager.GetServiceByContractID (aContractID, nsIMemory.NS_IMEMORY_IID, result); + if (rc != XPCOM.NS_OK) Mozilla.error (rc); + if (result[0] == 0) Mozilla.error (XPCOM.NS_NOINTERFACE); + serviceManager.Release (); + + nsIMemory memory = new nsIMemory (result[0]); + result[0] = 0; + byte[] bytes = MozillaDelegate.wcsToMbcs (null, "noAccess", true); //$NON-NLS-1$ + int /*long*/ ptr = memory.Alloc (bytes.length); + C.memmove (ptr, bytes, bytes.length); + C.memmove (_retVal, new int /*long*/[] {ptr}, C.PTR_SIZEOF); + memory.Release (); + + return XPCOM.NS_OK; +} + +int canSetProperty (int /*long*/ iid, int /*long*/ propertyName, int /*long*/ _retVal) { + int /*long*/[] result = new int /*long*/[1]; + int rc = XPCOM.NS_GetServiceManager (result); + if (rc != XPCOM.NS_OK) Mozilla.error (rc); + if (result[0] == 0) Mozilla.error (XPCOM.NS_NOINTERFACE); + + nsIServiceManager serviceManager = new nsIServiceManager (result[0]); + result[0] = 0; + byte[] aContractID = MozillaDelegate.wcsToMbcs (null, XPCOM.NS_MEMORY_CONTRACTID, true); + rc = serviceManager.GetServiceByContractID (aContractID, nsIMemory.NS_IMEMORY_IID, result); + if (rc != XPCOM.NS_OK) Mozilla.error (rc); + if (result[0] == 0) Mozilla.error (XPCOM.NS_NOINTERFACE); + serviceManager.Release (); + + nsIMemory memory = new nsIMemory (result[0]); + result[0] = 0; + byte[] bytes = MozillaDelegate.wcsToMbcs (null, "noAccess", true); //$NON-NLS-1$ + int /*long*/ ptr = memory.Alloc (bytes.length); + C.memmove (ptr, bytes, bytes.length); + C.memmove (_retVal, new int /*long*/[] {ptr}, C.PTR_SIZEOF); + memory.Release (); + + return XPCOM.NS_OK; +} + +/* external */ + +Object convertToJava (nsIVariant variant, short type) { + switch (type) { + case nsIDataType.VTYPE_EMPTY: + case nsIDataType.VTYPE_VOID: + return null; + case nsIDataType.VTYPE_EMPTY_ARRAY: + return new Object[0]; + case nsIDataType.VTYPE_BOOL: + int[] boolResult = new int[1]; /*PRInt32*/ + int rc = variant.GetAsBool (boolResult); + if (rc != XPCOM.NS_OK) Mozilla.error (rc); + return new Boolean (boolResult[0] != 0); + case nsIDataType.VTYPE_INT32: + int[] intResult = new int[1]; /*PRInt32*/ + rc = variant.GetAsInt32 (intResult); + if (rc != XPCOM.NS_OK) Mozilla.error (rc); + return new Double (intResult[0]); + case nsIDataType.VTYPE_DOUBLE: + int /*long*/ doubleReturn = C.malloc (8); + rc = variant.GetAsDouble (doubleReturn); + if (rc != XPCOM.NS_OK) Mozilla.error (rc); + double[] doubleResult = new double[1]; + C.memmove (doubleResult, doubleReturn, 8); + C.free (doubleReturn); + return new Double (doubleResult[0]); + case nsIDataType.VTYPE_WSTRING_SIZE_IS: + int[] size = new int[1]; /* PRInt32 */ + int /*long*/[] wString = new int /*long*/[1]; + rc = variant.GetAsWStringWithSize (size, wString); + if (rc != XPCOM.NS_OK) Mozilla.error (rc); + char[] chars = new char[size[0]]; + C.memmove (chars, wString[0], size[0] * 2); + return new String (chars); + case nsIDataType.VTYPE_ARRAY: + Object[] arrayReturn = new Object[0]; + int /*long*/ iid = C.malloc (nsID.sizeof); + C.memset (iid, 0, nsID.sizeof); + int[] count = new int[1]; /* PRUint32 */ + short[] currentType = new short[1]; + int /*long*/[] ptr = new int /*long*/[1]; + rc = variant.GetAsArray (currentType, iid, count, ptr); + if (rc != XPCOM.NS_OK) Mozilla.error (rc); + if (ptr[0] == 0) Mozilla.error (XPCOM.NS_ERROR_NULL_POINTER); + nsID id = new nsID (); + XPCOM.memmove (id, iid, nsID.sizeof); + C.free (iid); + + int /*long*/[] result = new int /*long*/[1]; + rc = XPCOM.NS_GetServiceManager (result); + if (rc != XPCOM.NS_OK) Mozilla.error (rc); + if (result[0] == 0) Mozilla.error (XPCOM.NS_NOINTERFACE); + + nsIServiceManager serviceManager = new nsIServiceManager (result[0]); + result[0] = 0; + byte[] aContractID = MozillaDelegate.wcsToMbcs (null, XPCOM.NS_MEMORY_CONTRACTID, true); + rc = serviceManager.GetServiceByContractID (aContractID, nsIMemory.NS_IMEMORY_IID, result); + if (rc != XPCOM.NS_OK) Mozilla.error (rc); + if (result[0] == 0) Mozilla.error (XPCOM.NS_NOINTERFACE); + serviceManager.Release (); + + nsIMemory memory = new nsIMemory (result[0]); + result[0] = 0; + + if (id.Equals (nsIVariant.NS_IVARIANT_IID)) { + arrayReturn = new Object[count[0]]; + for (int i = 0; i < count[0]; i++) { + int /*long*/[] arrayPtr = new int /*long*/[1]; + C.memmove (arrayPtr, ptr[0] + i * C.PTR_SIZEOF, C.PTR_SIZEOF); + nsISupports supports = new nsISupports (arrayPtr[0]); + rc = supports.QueryInterface (nsIVariant.NS_IVARIANT_IID, result); + if (rc != XPCOM.NS_OK) Mozilla.error (rc); + if (result[0] == 0) Mozilla.error (XPCOM.NS_NOINTERFACE); + + nsIVariant currentVariant = new nsIVariant (result[0]); + result[0] = 0; + currentType[0] = 0; + rc = currentVariant.GetDataType (currentType); + if (rc != XPCOM.NS_OK) Mozilla.error (rc); + try { + arrayReturn[i] = convertToJava (currentVariant, currentType[0]); + currentVariant.Release (); + } catch (IllegalArgumentException e) { + /* invalid argument value type */ + currentVariant.Release (); + memory.Free (ptr[0]); + memory.Release (); + throw e; + } + } + } else { + switch (currentType[0]) { + case nsIDataType.VTYPE_DOUBLE: + arrayReturn = new Object[count[0]]; + for (int i = 0; i < count[0]; i++) { + double[] doubleValue = new double[1]; + C.memmove (doubleValue, ptr[0] + i * 8, 8); + arrayReturn[i] = new Double (doubleValue[0]); + } + break; + case nsIDataType.VTYPE_BOOL: + arrayReturn = new Object[count[0]]; + for (int i = 0; i < count[0]; i++) { + int[] boolValue = new int[1]; /* PRUInt32 */ + C.memmove (boolValue, ptr[0] + i * 4, 4); + arrayReturn[i] = new Boolean (boolValue[0] != 0); + } + break; + case nsIDataType.VTYPE_INT32: + arrayReturn = new Object[count[0]]; + for (int i = 0; i < count[0]; i++) { + int[] intValue = new int[1]; /* PRInt32 */ + C.memmove (intValue, ptr[0] + i * 4, 4); + arrayReturn[i] = new Double (intValue[0]); + } + break; + case nsIDataType.VTYPE_WCHAR_STR: + arrayReturn = new Object[count[0]]; + for (int i = 0; i < count[0]; i++) { + int /*long*/ currentPtr = ptr[0] + i * C.PTR_SIZEOF; + int /*long*/[] stringPtr = new int /*long*/[1]; + C.memmove (stringPtr, currentPtr, C.PTR_SIZEOF); + int length = XPCOM.strlen_PRUnichar (stringPtr[0]); + char[] dest = new char[length]; + XPCOM.memmove (dest, stringPtr[0], length * 2); + arrayReturn[i] = new String (dest); + } + break; + default: + memory.Free (ptr[0]); + memory.Release (); + SWT.error (SWT.ERROR_INVALID_ARGUMENT); + } + } + memory.Free (ptr[0]); + memory.Release (); + return arrayReturn; + } + SWT.error (SWT.ERROR_INVALID_ARGUMENT); + return null; +} + +nsIVariant convertToJS (Object value, nsIComponentManager componentManager) { + int /*long*/[] result = new int /*long*/[1]; + byte[] aContractID = MozillaDelegate.wcsToMbcs (null, XPCOM.NS_VARIANT_CONTRACTID, true); + int rc = componentManager.CreateInstanceByContractID (aContractID, 0, nsIWritableVariant.NS_IWRITABLEVARIANT_IID, result); + nsIWritableVariant variant = new nsIWritableVariant (result[0]); + result[0] = 0; + + if (value == null) { + rc = variant.SetAsVoid (); + if (rc != XPCOM.NS_OK) Mozilla.error (rc); + return variant; + } + if (value instanceof String) { + String stringValue = (String)value; + int length = stringValue.length (); + char[] chars = new char[length]; + stringValue.getChars (0, length, chars, 0); + rc = variant.SetAsWStringWithSize (length, chars); + if (rc != XPCOM.NS_OK) Mozilla.error (rc); + return variant; + } + if (value instanceof Boolean) { + Boolean booleanValue = (Boolean)value; + rc = variant.SetAsBool (booleanValue.booleanValue () ? 1 : 0); + if (rc != XPCOM.NS_OK) Mozilla.error (rc); + return variant; + } + if (value instanceof Number) { + Number numberValue = (Number)value; + rc = variant.SetAsDouble (numberValue.doubleValue ()); + if (rc != XPCOM.NS_OK) Mozilla.error (rc); + return variant; + } + if (value instanceof Object[]) { + Object[] arrayValue = (Object[])value; + int length = arrayValue.length; + if (length > 0) { + int /*long*/ arrayPtr = C.malloc (C.PTR_SIZEOF * length); + for (int i = 0; i < length; i++) { + Object currentObject = arrayValue[i]; + try { + nsIVariant currentVariant = convertToJS (currentObject, componentManager); + C.memmove (arrayPtr + C.PTR_SIZEOF * i, new int /*long*/[] {currentVariant.getAddress ()}, C.PTR_SIZEOF); + } catch (SWTException e) { + /* invalid return value type */ + C.free (arrayPtr); + variant.Release (); + /* release the variants that had previously been added to the array */ + for (int j = 0; j < i; j++) { + int /*long*/[] ptr = new int /*long*/[1]; + C.memmove (ptr, arrayPtr + C.PTR_SIZEOF * j, C.PTR_SIZEOF); + new nsISupports (ptr[0]).Release (); + } + throw e; + } + } + int /*long*/ idPtr = C.malloc (nsID.sizeof); + XPCOM.memmove (idPtr, nsIVariant.NS_IVARIANT_IID, nsID.sizeof); + rc = variant.SetAsArray (nsIDataType.VTYPE_INTERFACE_IS, idPtr, length, arrayPtr); + C.free (idPtr); + C.free (arrayPtr); + if (rc != XPCOM.NS_OK) Mozilla.error (rc); + return variant; + } + } + + variant.Release (); + SWT.error (SWT.ERROR_INVALID_RETURN_VALUE); + return null; +} + +int callJava (int functionId, int /*long*/ args, int /*long*/ returnPtr) { + Object key = new Integer (functionId); + BrowserFunction function = (BrowserFunction)Mozilla.AllFunctions.get (key); + Object returnValue = null; + + if (function != null) { + short[] type = new short[1]; /* PRUint16 */ + nsIVariant variant = new nsIVariant (args); + int rc = variant.GetDataType (type); + if (rc != XPCOM.NS_OK) Mozilla.error (rc); + try { + Object temp = (Object[])convertToJava (variant, type[0]); + if (temp instanceof Object[]) { + Object[] arguments = (Object[])temp; + try { + returnValue = function.function (arguments); + } catch (Exception e) { + /* exception during function invocation */ + returnValue = WebBrowser.CreateErrorString (e.getLocalizedMessage ()); + } + } + } catch (IllegalArgumentException e) { + /* invalid argument value type */ + if (function.isEvaluate) { + /* notify the evaluate function so that a java exception can be thrown */ + function.function (new String[] {WebBrowser.CreateErrorString (new SWTException (SWT.ERROR_INVALID_RETURN_VALUE).getLocalizedMessage ())}); + } + returnValue = WebBrowser.CreateErrorString (e.getLocalizedMessage ()); + } + } + + int /*long*/[] result = new int /*long*/[1]; + int rc = XPCOM.NS_GetComponentManager (result); + if (rc != XPCOM.NS_OK) Mozilla.error (rc); + if (result[0] == 0) Mozilla.error (XPCOM.NS_NOINTERFACE); + nsIComponentManager componentManager = new nsIComponentManager (result[0]); + result[0] = 0; + nsIVariant variant; + try { + variant = convertToJS (returnValue, componentManager); + } catch (SWTException e) { + /* invalid return value type */ + variant = convertToJS (WebBrowser.CreateErrorString (e.getLocalizedMessage ()), componentManager); + } + componentManager.Release (); + C.memmove (returnPtr, new int /*long*/[] {variant.getAddress ()}, C.PTR_SIZEOF); + + return XPCOM.NS_OK; +} +} |