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Implemented moveBackwardsAndModifySelection: and moveForwardAndModifySelection:

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git-svn-id: svn+ssh://svn.gna.org/svn/gnustep/libs/gui/trunk@12410 72102866-910b-0410-8b05-ffd578937521
This commit is contained in:
Nicola Pero 2002-02-05 13:21:54 +00:00
parent 9532b29b88
commit f1dd23a32f
1 changed files with 45 additions and 0 deletions
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45
Source/NSTextView.m
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@ -2551,6 +2551,51 @@ afterString in order over charRange. */
[self setSelectedRange: NSMakeRange (newLocation, 0)];
}
- (void) moveBackwardAndModifySelection: (id)sender
{
NSRange newRange;
/* Do nothing if we are at beginning of text. */
if (_selected_range.location == 0)
{
return;
}
/* Turn to select by character. */
[self setSelectionGranularity: NSSelectByCharacter];
/* Extend the selection on the left. */
newRange = NSMakeRange (_selected_range.location - 1,
_selected_range.length + 1);
newRange = [self selectionRangeForProposedRange: newRange
granularity: NSSelectByCharacter];
[self setSelectedRange: newRange];
}
- (void) moveForwardAndModifySelection: (id)sender
{
unsigned int length = [_textStorage length];
NSRange newRange;
/* Do nothing if we are at end of text */
if (_selected_range.location == length)
return;
/* Turn to select by character. */
[self setSelectionGranularity: NSSelectByCharacter];
/* Extend the selection on the right. */
newRange = NSMakeRange (_selected_range.location,
_selected_range.length + 1);
newRange = [self selectionRangeForProposedRange: newRange
granularity: NSSelectByCharacter];
[self setSelectedRange: newRange];
}
- (void) moveToBeginningOfDocument: (id)sender
{
[self setSelectedRange: NSMakeRange (0, 0)];