Attachment 40300 Details for Bug 140079 – patch to WindowsRegistry

[patch] patch to WindowsRegistry

WinReg_Patch.TXT (text/plain), 2.52 KB, created by Ling Wang

on 2006-05-03 16:51:32 EDT

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Creator: Ling Wang

Created: 2006-05-03 16:51:32 EDT

Size: 2.52 KB

patch

obsolete

>Index: WindowsRegistry.java
>===================================================================
>RCS file: /cvsroot/tools/org.eclipse.cdt-core/org.eclipse.cdt.core/utils/org/eclipse/cdt/utils/WindowsRegistry.java,v
>retrieving revision 1.2
>diff -u -r1.2 WindowsRegistry.java
>--- WindowsRegistry.java	3 Apr 2006 14:12:03 -0000	1.2
>+++ WindowsRegistry.java	7 Apr 2006 02:21:35 -0000
>@@ -44,4 +44,15 @@
> 	 */
> 	public native String getLocalMachineValue(String subkey, String name);
> 	
>+	/**
>+	 * Given a subkey of HKEY_LOCAL_MACHINE, and an index (starting from 0)
>+	 * to the key's array of values, return the name of the indexed value. 
>+	 * The return value is null on any error or when the index is invalid.
>+	 * The value name can be used in the above getLocalMachineValue() to retrieve
>+	 * the value data.
>+	 * @param subkey   subkey of HKEY_LOCAL_MACHINE
>+	 * @param index    index to the subkey's array of values, starting from 0. 
>+	 * @return name of registry value or null if not found
>+	 */
>+	public native String getLocalMachineValueName(String subkey, int index);
> }
>
>Index: winreg.cpp
>===================================================================
>RCS file: /cvsroot/tools/org.eclipse.cdt-core/org.eclipse.cdt.core.win32/library/winreg.cpp,v
>retrieving revision 1.2
>diff -u -r1.2 winreg.cpp
>--- winreg.cpp	3 Apr 2006 14:12:04 -0000	1.2
>+++ winreg.cpp	7 Apr 2006 02:45:01 -0000
>@@ -28,3 +28,43 @@
> 
> 	return result;
> }
>+
>+/*
>+ * Given a subkey (string) under HKEY_LOCAL_MACHINE, and an index (starting from 0)
>+ * to the key's array of values, return the name of the indexed value. 
>+ * The return value is null on any error or when the index is invalid.
>+ */
>+ 
>+extern "C"
>+JNIEXPORT jstring Java_org_eclipse_cdt_utils_WindowsRegistry_getLocalMachineValueName(
>+	JNIEnv * env, jobject obj, jstring subkey, jint index)
>+{
>+	const jchar * csubkey = env->GetStringChars(subkey, NULL);
>+	jstring 	result = NULL;
>+
>+	HKEY key;
>+	LONG rc = RegOpenKeyEx(HKEY_LOCAL_MACHINE, (const wchar_t *)csubkey, 0, KEY_READ, &key);
>+	if (rc != ERROR_SUCCESS)
>+		return NULL;
>+	
>+	wchar_t valueName[256];
>+	DWORD 	nameSize = sizeof(valueName) + 2;
>+	
>+	rc = RegEnumValue(key, index, 
>+			valueName, 		// UNICODE string
>+			&nameSize, 
>+			NULL, NULL, 
>+			NULL, 			// data string
>+			NULL);			// size in BYTE of data.
>+	
>+	if (rc == ERROR_SUCCESS)
>+	{
>+		result = env->NewString((jchar *)valueName, nameSize);
>+	}
>+	
>+	RegCloseKey(key);
>+	
>+	env->ReleaseStringChars(subkey, csubkey);
>+
>+	return result;
>+}
>

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Attachments on bug 140079: 40300 | 40506