From de557f6037589b5f5a0d75071f20f85de6fdd823 Mon Sep 17 00:00:00 2001
From: kichik <kichik@212acab6-be3b-0410-9dea-997c60f758d6>
Date: Sun, 9 Mar 2003 19:49:19 +0000
Subject: [PATCH] BGGradient & minize solution

git-svn-id: https://svn.code.sf.net/p/nsis/code/NSIS/trunk@2258 212acab6-be3b-0410-9dea-997c60f758d6
---
 Source/exehead/Main.c     |  2 +-
 Source/exehead/Ui.c       | 21 ++++++++++++++++-----
 Source/exehead/bgbg.c     |  7 +++++++
 Source/exehead/fileform.c |  2 +-
 4 files changed, 25 insertions(+), 7 deletions(-)

diff --git a/Source/exehead/Main.c b/Source/exehead/Main.c
index 04811d7d..e232761d 100644
--- a/Source/exehead/Main.c
+++ b/Source/exehead/Main.c
@@ -226,7 +226,7 @@ int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInst,LPSTR lpszCmdParam,
         hwnd=CreateDialogParam(
           g_hInstance,
           MAKEINTRESOURCE(IDD_VERIFY),
-          GetDesktopWindow(),
+          0,
           verProc,
           (LPARAM)_LANG_VERIFYINGINST
         );
diff --git a/Source/exehead/Ui.c b/Source/exehead/Ui.c
index 08f60a9b..49296f6a 100644
--- a/Source/exehead/Ui.c
+++ b/Source/exehead/Ui.c
@@ -370,7 +370,7 @@ int NSISCALL ui_doinstall(void)
 #endif//NSIS_CONFIG_SILENT_SUPPORT
   {
     g_hIcon=LoadImage(g_hInstance,MAKEINTRESOURCE(IDI_ICON2),IMAGE_ICON,0,0,LR_DEFAULTSIZE|LR_SHARED);
-    m_bgwnd=GetDesktopWindow();
+    m_bgwnd=0;
 #ifdef NSIS_SUPPORT_BGBG
     if (g_inst_cmnheader->bg_color1 != -1)
     {
@@ -392,8 +392,8 @@ int NSISCALL ui_doinstall(void)
 
       SystemParametersInfo(SPI_GETWORKAREA, 0, &vp, 0);
 
-      m_bgwnd = CreateWindow("_Nb","",WS_OVERLAPPED|WS_THICKFRAME|WS_CAPTION|WS_SYSMENU|WS_MAXIMIZEBOX|WS_MINIMIZEBOX,
-        vp.left,vp.top,vp.right-vp.left,vp.bottom-vp.top,GetDesktopWindow(),NULL,g_hInstance,NULL);
+      m_bgwnd = CreateWindowEx(WS_EX_TOOLWINDOW,"_Nb",0,WS_POPUP,
+        vp.left,vp.top,vp.right-vp.left,vp.bottom-vp.top,0,NULL,g_hInstance,NULL);
     }
 #endif//NSIS_SUPPORT_BGBG
 #ifdef NSIS_SUPPORT_CODECALLBACKS
@@ -428,7 +428,7 @@ int NSISCALL ui_doinstall(void)
     }
 #endif
 
-    return DialogBox(g_hInstance,MAKEINTRESOURCE(IDD_INST),m_bgwnd,DialogProc);
+    return DialogBox(g_hInstance,MAKEINTRESOURCE(IDD_INST),0,DialogProc);
   }
 #endif//NSIS_CONFIG_VISIBLE_SUPPORT
 #ifdef NSIS_CONFIG_SILENT_SUPPORT
@@ -593,6 +593,17 @@ nextPage:
       }
     }
   }
+
+#ifdef NSIS_SUPPORT_BGBG
+  if (uMsg == WM_WINDOWPOSCHANGED)
+  {
+    SetWindowPos(m_bgwnd, hwndDlg, 0, 0, 0, 0, SWP_NOACTIVATE | SWP_NOMOVE | SWP_NOSIZE);
+  }
+  if (uMsg == WM_SIZE) {
+    ShowWindow(m_bgwnd, wParam == SIZE_MINIMIZED ? SW_HIDE : SW_SHOW);
+  }
+#endif //NSIS_SUPPORT_BGBG
+
   if (uMsg == WM_NOTIFY_CUSTOM_READY) {
     DestroyWindow(m_curwnd);
   }
@@ -642,7 +653,7 @@ nextPage:
 }
 
 #ifdef NSIS_CONFIG_LICENSEPAGE
-// Changed by Amir Szekely 27th July 2002
+
 #define _RICHEDIT_VER 0x0200
 #include <RichEdit.h>
 #undef _RICHEDIT_VER
diff --git a/Source/exehead/bgbg.c b/Source/exehead/bgbg.c
index 7a55997b..dfb05c58 100644
--- a/Source/exehead/bgbg.c
+++ b/Source/exehead/bgbg.c
@@ -14,6 +14,13 @@ LRESULT CALLBACK BG_WndProc(HWND hwnd, UINT uMsg, WPARAM wParam, LPARAM lParam)
 {
   switch (uMsg)
   {
+    case WM_WINDOWPOSCHANGING:
+      {
+        LPWINDOWPOS wp = (LPWINDOWPOS) lParam;
+        wp->flags |= SWP_NOACTIVATE;
+        wp->hwndInsertAfter = g_hwnd;
+        break;
+      }
     case WM_PAINT:
       {
         static PAINTSTRUCT ps;
diff --git a/Source/exehead/fileform.c b/Source/exehead/fileform.c
index 228d3904..c7d38ff2 100644
--- a/Source/exehead/fileform.c
+++ b/Source/exehead/fileform.c
@@ -266,7 +266,7 @@ static int NSISCALL __ensuredata(int amount)
               hwnd=CreateDialogParam(
                 g_hInstance,
                 MAKEINTRESOURCE(IDD_VERIFY),
-                GetDesktopWindow(),
+                0,
                 verProc,
                 (LPARAM)_LANG_UNPACKING
               );