From 6897e5ee5aa5c63fd4b75f6c841822ff4471b08d Mon Sep 17 00:00:00 2001
From: Thomas Bluemel <thomas@reactsoft.com>
Date: Sat, 22 Sep 2007 18:48:02 +0000
Subject: [PATCH] - Don't change the current power scheme when displaying the
 dialog - Load additional pages provided by shell extensions

svn path=/trunk/; revision=29146
---
 reactos/dll/cpl/powercfg/powercfg.c      | 33 +++++++++++++++++++++---
 reactos/dll/cpl/powercfg/powercfg.h      |  2 ++
 reactos/dll/cpl/powercfg/powercfg.rbuild |  1 +
 reactos/dll/cpl/powercfg/powershemes.c   |  4 ++-
 4 files changed, 36 insertions(+), 4 deletions(-)

diff --git a/reactos/dll/cpl/powercfg/powercfg.c b/reactos/dll/cpl/powercfg/powercfg.c
index 669ea0a5385..ed8d3cc60bd 100644
--- a/reactos/dll/cpl/powercfg/powercfg.c
+++ b/reactos/dll/cpl/powercfg/powercfg.c
@@ -11,6 +11,8 @@
 
 #include <windows.h>
 #include <commctrl.h>
+#include <shlobj.h>
+#include <regstr.h>
 #include <cpl.h>
 
 #include "resource.h"
@@ -79,15 +81,30 @@ PropSheetProc(
   return TRUE;
 }
 
+static BOOL CALLBACK
+PropSheetAddPage(HPROPSHEETPAGE hpage, LPARAM lParam)
+{
+    PROPSHEETHEADER *ppsh = (PROPSHEETHEADER *)lParam;
+    if (ppsh != NULL && ppsh->nPages < MAX_POWER_PAGES)
+    {
+        ppsh->phpage[ppsh->nPages++] = hpage;
+        return TRUE;
+    }
+
+    return FALSE;
+}
+
 /* First Applet */
 static LONG APIENTRY
 Applet1(HWND hwnd, UINT uMsg, LPARAM wParam, LPARAM lParam)	
 {
-  PROPSHEETPAGE psp[5];
+  PROPSHEETPAGE psp[MAX_POWER_PAGES];
   PROPSHEETHEADER psh;
+  HPSXA hpsxa = NULL;
   TCHAR Caption[1024];
   SYSTEM_POWER_CAPABILITIES spc;
   INT i=0;
+  LONG ret;
  
   UNREFERENCED_PARAMETER(hwnd);
   UNREFERENCED_PARAMETER(uMsg);
@@ -120,8 +137,18 @@ Applet1(HWND hwnd, UINT uMsg, LPARAM wParam, LPARAM lParam)
   }
   InitPropSheetPage(&psp[i++], IDD_PROPPAGEADVANCED, (DLGPROC) advancedProc);
   InitPropSheetPage(&psp[i++], IDD_PROPPAGEHIBERNATE, (DLGPROC) hibernateProc);
-  
-  return (LONG)(PropertySheet(&psh) != -1);
+
+  /* Load additional pages provided by shell extensions */
+  hpsxa = SHCreatePropSheetExtArray(HKEY_LOCAL_MACHINE, REGSTR_PATH_CONTROLSFOLDER TEXT("\\Power"), MAX_POWER_PAGES - psh.nPages);
+  if (hpsxa != NULL)
+      SHAddFromPropSheetExtArray(hpsxa, PropSheetAddPage, (LPARAM)&psh);
+
+  ret = (LONG)(PropertySheet(&psh) != -1);
+
+  if (hpsxa != NULL)
+    SHDestroyPropSheetExtArray(hpsxa);
+
+  return ret;
 }
 
 /* Control Panel Callback */
diff --git a/reactos/dll/cpl/powercfg/powercfg.h b/reactos/dll/cpl/powercfg/powercfg.h
index 61136b5891e..f683a208511 100644
--- a/reactos/dll/cpl/powercfg/powercfg.h
+++ b/reactos/dll/cpl/powercfg/powercfg.h
@@ -16,6 +16,8 @@ extern GLOBAL_POWER_POLICY gGPP;
 extern POWER_POLICY gPP[];
 extern UINT guiIndex;
 
+#define MAX_POWER_PAGES 32
+
 #endif /* __CPL_SAMPLE_H */
 
 /* EOF */
diff --git a/reactos/dll/cpl/powercfg/powercfg.rbuild b/reactos/dll/cpl/powercfg/powercfg.rbuild
index d90489f69fa..c14638cc49d 100644
--- a/reactos/dll/cpl/powercfg/powercfg.rbuild
+++ b/reactos/dll/cpl/powercfg/powercfg.rbuild
@@ -12,6 +12,7 @@
 	<library>user32</library>
 	<library>powrprof</library>
 	<library>comctl32</library>
+	<library>shell32</library>
 	<library>msvcrt</library>
 	<file>powercfg.c</file>
 	<file>powershemes.c</file>
diff --git a/reactos/dll/cpl/powercfg/powershemes.c b/reactos/dll/cpl/powercfg/powershemes.c
index cf129c18d29..62cbf24d333 100644
--- a/reactos/dll/cpl/powercfg/powershemes.c
+++ b/reactos/dll/cpl/powercfg/powershemes.c
@@ -287,9 +287,11 @@ BOOLEAN CreateEnergyList(HWND hwnd)
 	if (!ValidatePowerPolicies(&gGPP,0))
 		return FALSE;
 
+/*
 	if (!SetActivePwrScheme(aps,&gGPP,&pp))
 		return FALSE;
-	
+*/
+
 	if (!GetPwrCapabilities(&spc))
 		return FALSE;