From 539a90858a3069123cfcb8f426b331819f8cb304 Mon Sep 17 00:00:00 2001
From: Stefano Ceccherini <stefano.ceccherini@gmail.com>
Date: Wed, 21 Jul 2004 07:22:22 +0000
Subject: [PATCH] Home / End go to the start/end of the line, not to the
 start/end of the buffer.

git-svn-id: file:///srv/svn/repos/haiku/trunk/current@8445 a95241bf-73f2-0310-859d-f6bbb57e9c96
---
 src/kits/interface/BTextView/TextView.cpp | 25 +++++++++++++++--------
 1 file changed, 17 insertions(+), 8 deletions(-)

diff --git a/src/kits/interface/BTextView/TextView.cpp b/src/kits/interface/BTextView/TextView.cpp
index 595f5d8ffe..e1a148ef59 100644
--- a/src/kits/interface/BTextView/TextView.cpp
+++ b/src/kits/interface/BTextView/TextView.cpp
@@ -2912,30 +2912,39 @@ BTextView::HandlePageKey(uint32 inPageKey)
 	
 	int32 modifiers = 0;
 	BMessage *currentMessage = Window()->CurrentMessage();
-	currentMessage->FindInt32("modifiers", &modifiers);
+	if (currentMessage)
+		currentMessage->FindInt32("modifiers", &modifiers);
 
 	bool shiftDown = modifiers & B_SHIFT_KEY;
 
-	int32 oldOffset;;
 	int32 newOffset;
 	
+	STELinePtr line = NULL; 
+
 	switch (inPageKey) {
 		case B_HOME:
-			oldOffset = fSelStart;
-			newOffset = 0;
+			line = (*fLines)[CurrentLine()];
+			newOffset = line->offset;
 			ScrollToOffset(newOffset);
 			if (shiftDown)
-				Select(newOffset, oldOffset);
+				Select(newOffset, fSelStart);
 			else
 				Select(newOffset, newOffset);
 			break;
 
 		case B_END:
-			oldOffset = fSelEnd;
-			newOffset = fText->Length();
+			// If we are on the last line, just go to the last
+			// charachter in the buffer, otherwise get the starting
+			// offset of the next line, and go to the previous charachter
+			if (CurrentLine() + 1 < fLines->NumLines()) {
+				line = (*fLines)[CurrentLine() + 1];
+				newOffset = PreviousInitialByte(line->offset);
+			} else
+				newOffset = fText->Length();
+
 			ScrollToOffset(newOffset);
 			if (shiftDown)
-				Select(oldOffset, newOffset);
+				Select(fSelEnd, newOffset);
 			else
 				Select(newOffset, newOffset);
 			break;