Fix searchbox memory leaks

Author: dmex

ProcessHacker/prpgenv.c

@@ -1233,6 +1233,8 @@ VOID PhpDeleteEnvironmentTree(
     _In_ PPH_ENVIRONMENT_CONTEXT Context
     )
 {
+    PhDeleteTreeNewFilterSupport(&Context->TreeFilterSupport);
+
     for (ULONG i = 0; i < Context->NodeList->Count; i++)
     {
         PhpDestroyEnvironmentNode(Context->NodeList->Items[i]);
@@ -1331,6 +1333,9 @@ INT_PTR CALLBACK PhpProcessEnvironmentDlgProc(
         break;
     case WM_DESTROY:
         {
+            PhRemoveTreeNewFilter(&context->TreeFilterSupport, context->TreeFilterEntry);
+            if (context->SearchboxText) PhDereferenceObject(context->SearchboxText);
+
             PhSaveSettingsEnvironmentList(context);
             PhpDeleteEnvironmentTree(context);
 

ProcessHacker/prpghndl.c

@@ -438,6 +438,9 @@ INT_PTR CALLBACK PhpProcessHandlesDlgProc(
         break;
     case WM_DESTROY:
         {
+            PhRemoveTreeNewFilter(&handlesContext->ListContext.TreeFilterSupport, handlesContext->FilterEntry);
+            if (handlesContext->SearchboxText) PhDereferenceObject(handlesContext->SearchboxText);
+
             PhEmCallObjectOperation(EmHandlesContextType, handlesContext, EmObjectDelete);
 
             PhUnregisterCallback(

ProcessHacker/prpgmem.c

@@ -423,6 +423,10 @@ INT_PTR CALLBACK PhpProcessMemoryDlgProc(
         break;
     case WM_DESTROY:
         {
+            PhRemoveTreeNewFilter(&memoryContext->ListContext.TreeFilterSupport, memoryContext->FilterEntry);
+            PhRemoveTreeNewFilter(&memoryContext->ListContext.TreeFilterSupport, memoryContext->AllocationFilterEntry);
+            if (memoryContext->SearchboxText) PhDereferenceObject(memoryContext->SearchboxText);
+
             PhEmCallObjectOperation(EmMemoryContextType, memoryContext, EmObjectDelete);
 
             if (PhPluginsEnabled)

ProcessHacker/prpgmod.c

@@ -496,6 +496,9 @@ INT_PTR CALLBACK PhpProcessModulesDlgProc(
         break;
     case WM_DESTROY:
         {
+            PhRemoveTreeNewFilter(&modulesContext->ListContext.TreeFilterSupport, modulesContext->FilterEntry);
+            if (modulesContext->SearchboxText) PhDereferenceObject(modulesContext->SearchboxText);
+
             PhEmCallObjectOperation(EmModulesContextType, modulesContext, EmObjectDelete);
 
             PhUnregisterCallback(

plugins/WindowExplorer/wndtree.c

@@ -187,6 +187,9 @@ VOID WeDeleteWindowTree(
     PPH_STRING settings;
     ULONG i;
 
+    PhRemoveTreeNewFilter(&Context->FilterSupport, Context->TreeFilterEntry);
+    if (Context->SearchboxText) PhDereferenceObject(Context->SearchboxText);
+
     PhDeleteTreeNewFilterSupport(&Context->FilterSupport);
 
     settings = PhCmSaveSettings(Context->TreeNewHandle);