- Made the partition list movable if it is necessary.

svn path=/trunk/; revision=10635

reactos/subsys/system/usetup/partlist.c

@@ -16,7 +16,7 @@
  *  along with this program; if not, write to the Free Software
  *  Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  */
-/* $Id: partlist.c,v 1.27 2004/08/15 22:29:50 chorns Exp $
+/* $Id: partlist.c,v 1.28 2004/08/21 19:30:12 hbirr Exp $
  * COPYRIGHT:       See COPYING in the top level directory
  * PROJECT:         ReactOS text-mode setup
  * FILE:            subsys/system/usetup/partlist.c
@@ -719,24 +719,24 @@ PrintEmptyLine (PPARTLIST List)
   USHORT Height;
 
   Width = List->Right - List->Left - 1;
-  Height = List->Bottom - List->Top - 1;
+  Height = List->Bottom - List->Top - 2;
 
-  if (List->Line < 0 || List->Line > Height)
-    return;
 
   coPos.X = List->Left + 1;
   coPos.Y = List->Top + 1 + List->Line;
 
-  FillConsoleOutputAttribute (0x17,
+  if (List->Line >= 0 && List->Line <= Height)
-			      Width,
+    { 
-			      coPos,
+      FillConsoleOutputAttribute (0x17,
-			      &Written);
+			          Width,
-
+			          coPos,
-  FillConsoleOutputCharacter (' ',
+			          &Written);
-			      Width,
-			      coPos,
-			      &Written);
 
+      FillConsoleOutputCharacter (' ',
+			          Width,
+			          coPos,
+			          &Written);
+    }
   List->Line++;
 }
 
@@ -758,10 +758,8 @@ PrintPartitionData (PPARTLIST List,
   PCHAR PartType;
 
   Width = List->Right - List->Left - 1;
-  Height = List->Bottom - List->Top - 1;
+  Height = List->Bottom - List->Top - 2;
 
-  if (List->Line < 0 || List->Line > Height)
-    return;
 
   coPos.X = List->Left + 1;
   coPos.Y = List->Top + 1 + List->Line;
@@ -864,24 +862,30 @@ PrintPartitionData (PPARTLIST List,
   Attribute = (List->CurrentDisk == DiskEntry &&
 	       List->CurrentPartition == PartEntry) ? 0x71 : 0x17;
 
-  FillConsoleOutputCharacter (' ',
+  if (List->Line >= 0 && List->Line <= Height)
-			      Width,
+    {
-			      coPos,
+      FillConsoleOutputCharacter (' ',
-			      &Written);
+			          Width,
-
+			          coPos,
+			          &Written);
+    }
   coPos.X += 4;
   Width -= 8;
-  FillConsoleOutputAttribute (Attribute,
+  if (List->Line >= 0 && List->Line <= Height)
-			      Width,
+    {
-			      coPos,
+      FillConsoleOutputAttribute (Attribute,
-			      &Written);
+			          Width,
-
+			          coPos,
+			          &Written);
+    }
   coPos.X++;
   Width -= 2;
-  WriteConsoleOutputCharacters (LineBuffer,
+  if (List->Line >= 0 && List->Line <= Height)
-				min (strlen (LineBuffer), Width),
+    {
-				coPos);
+      WriteConsoleOutputCharacters (LineBuffer,
-
+				    min (strlen (LineBuffer), Width),
+				    coPos);
+    }
   List->Line++;
 }
 
@@ -901,10 +905,8 @@ PrintDiskData (PPARTLIST List,
   PCHAR Unit;
 
   Width = List->Right - List->Left - 1;
-  Height = List->Bottom - List->Top - 1;
+  Height = List->Bottom - List->Top - 2;
 
-  if (List->Line < 0 || List->Line > Height)
-    return;
 
   coPos.X = List->Left + 1;
   coPos.Y = List->Top + 1 + List->Line;
@@ -947,22 +949,26 @@ PrintDiskData (PPARTLIST List,
 	       DiskEntry->Bus,
 	       DiskEntry->Id);
     }
-
+  if (List->Line >= 0 && List->Line <= Height)
-  FillConsoleOutputAttribute (0x17,
+    {
-			      Width,
+      FillConsoleOutputAttribute (0x17,
-			      coPos,
+			          Width,
-			      &Written);
+			          coPos,
-
+			          &Written);
-  FillConsoleOutputCharacter (' ',
+    
-			      Width,
+      FillConsoleOutputCharacter (' ',
-			      coPos,
+			          Width,
-			      &Written);
+			          coPos,
+			          &Written);
+    }
 
   coPos.X++;
-  WriteConsoleOutputCharacters (LineBuffer,
+  if (List->Line >= 0 && List->Line <= Height)
-				min (strlen (LineBuffer), Width - 2),
+    {
-				coPos);
+      WriteConsoleOutputCharacters (LineBuffer,
-
+				    min (strlen (LineBuffer), Width - 2),
+				    coPos);
+    }
   List->Line++;
 
   /* Print separator line */
@@ -990,11 +996,80 @@ PrintDiskData (PPARTLIST List,
 VOID
 DrawPartitionList (PPARTLIST List)
 {
-  PLIST_ENTRY Entry;
+  PLIST_ENTRY Entry, Entry2;
   PDISKENTRY DiskEntry;
+  PPARTENTRY PartEntry = NULL;
   COORD coPos;
   ULONG Written;
   SHORT i;
+  SHORT CurrentDiskLine;
+  SHORT CurrentPartLine;
+  SHORT LastLine;
+  BOOL CurrentPartLineFound = FALSE;
+  BOOL CurrentDiskLineFound = FALSE;
+
+  /* Calculate the line of the current disk and partition */
+  CurrentDiskLine = 0;
+  CurrentPartLine = 0;
+  LastLine = 0;
+  Entry = List->DiskListHead.Flink;
+  while (Entry != &List->DiskListHead)
+    {
+      DiskEntry = CONTAINING_RECORD (Entry, DISKENTRY, ListEntry);
+      LastLine += 2;
+      if (CurrentPartLineFound == FALSE)
+        {
+          CurrentPartLine += 2;
+	}
+      Entry2 = DiskEntry->PartListHead.Flink;
+      while (Entry2 != &DiskEntry->PartListHead)
+	{
+	  PartEntry = CONTAINING_RECORD (Entry2, PARTENTRY, ListEntry);
+	  if (PartEntry == List->CurrentPartition)
+	    {
+	      CurrentPartLineFound = TRUE;;
+	    }
+          Entry2 = Entry2->Flink;
+	  if (CurrentPartLineFound == FALSE)
+	    {
+	      CurrentPartLine++;
+	    }
+	  LastLine++;
+	}
+      if (DiskEntry == List->CurrentDisk)
+        {
+	  CurrentDiskLineFound = TRUE;
+	}
+      Entry = Entry->Flink;
+      if (Entry != &List->DiskListHead)
+        {
+	  if (CurrentDiskLineFound == FALSE)
+	    {
+	      CurrentPartLine ++;
+	      CurrentDiskLine = CurrentPartLine;
+	    }
+	  LastLine++;
+	}
+      else
+        {
+	  LastLine--;
+	}
+    }
+  
+  /* If it possible, make the disk name visible */ 
+  if (CurrentPartLine < List->Offset)
+    {
+      List->Offset = CurrentPartLine;
+    }
+  else if (CurrentPartLine - List->Offset > List->Bottom - List->Top - 2)
+    {
+      List->Offset = CurrentPartLine - (List->Bottom - List->Top - 2);
+    }
+  if (CurrentDiskLine < List->Offset && CurrentPartLine - CurrentDiskLine < List->Bottom - List->Top - 2)
+    {
+      List->Offset = CurrentDiskLine;
+    }
+
 
   /* draw upper left corner */
   coPos.X = List->Left;
@@ -1007,10 +1082,29 @@ DrawPartitionList (PPARTLIST List)
   /* draw upper edge */
   coPos.X = List->Left + 1;
   coPos.Y = List->Top;
-  FillConsoleOutputCharacter (0xC4, // '-',
+  if (List->Offset == 0)
-			      List->Right - List->Left - 1,
+    {
-			      coPos,
+      FillConsoleOutputCharacter (0xC4, // '-',
-			      &Written);
+			          List->Right - List->Left - 1,
+			          coPos,
+			          &Written);
+    }
+  else
+    {
+      FillConsoleOutputCharacter (0xC4, // '-',
+			          List->Right - List->Left - 5,
+			          coPos,
+			          &Written);
+      coPos.X = List->Right - 5;
+      WriteConsoleOutputCharacters ("(\x18)", // "(up)"
+			            3,
+			            coPos);
+      coPos.X = List->Right - 2;
+      FillConsoleOutputCharacter (0xC4, // '-',
+			          2,
+			          coPos,
+			          &Written);
+    }
 
   /* draw upper right corner */
   coPos.X = List->Right;
@@ -1048,10 +1142,29 @@ DrawPartitionList (PPARTLIST List)
   /* draw lower edge */
   coPos.X = List->Left + 1;
   coPos.Y = List->Bottom;
-  FillConsoleOutputCharacter (0xC4, // '-',
+  if (LastLine - List->Offset <= List->Bottom - List->Top - 2)
-			      List->Right - List->Left - 1,
+    {
-			      coPos,
+      FillConsoleOutputCharacter (0xC4, // '-',
-			      &Written);
+			          List->Right - List->Left - 1,
+			          coPos,
+			          &Written);
+    }
+  else
+    {
+      FillConsoleOutputCharacter (0xC4, // '-',
+			          List->Right - List->Left - 5,
+			          coPos,
+			          &Written);
+      coPos.X = List->Right - 5;
+      WriteConsoleOutputCharacters ("(\x19)", // "(down)"
+			            3,
+			            coPos);
+      coPos.X = List->Right - 2;
+      FillConsoleOutputCharacter (0xC4, // '-',
+			          2,
+			          coPos,
+			          &Written);
+    }
 
   /* draw lower right corner */
   coPos.X = List->Right;
@@ -1062,7 +1175,7 @@ DrawPartitionList (PPARTLIST List)
 			      &Written);
 
   /* print list entries */
-  List->Line = 0;
+  List->Line = - List->Offset;
 
   Entry = List->DiskListHead.Flink;
   while (Entry != &List->DiskListHead)

reactos/subsys/system/usetup/partlist.h

@@ -16,7 +16,7 @@
  *  along with this program; if not, write to the Free Software
  *  Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  */
-/* $Id: partlist.h,v 1.22 2003/10/06 19:22:42 chorns Exp $
+/* $Id: partlist.h,v 1.23 2004/08/21 19:30:12 hbirr Exp $
  * COPYRIGHT:       See COPYING in the top level directory
  * PROJECT:         ReactOS text-mode setup
  * FILE:            subsys/system/usetup/partlist.h
@@ -106,6 +106,7 @@ typedef struct _PARTLIST
   SHORT Bottom;
 
   SHORT Line;
+  SHORT Offset;
 
   ULONG TopDisk;
   ULONG TopPartition;