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Implemented methods to move to the end/beginning of document/line, to move

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forward/backward a word, and to select the current line


git-svn-id: svn+ssh://svn.gna.org/svn/gnustep/libs/gui/trunk@11774 72102866-910b-0410-8b05-ffd578937521
This commit is contained in:
Nicola Pero 2001-12-16 02:14:01 +00:00
parent 2288141aab
commit 832cd40f79
1 changed files with 115 additions and 0 deletions
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115
Source/NSTextView.m
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@ -2493,6 +2493,121 @@ afterString in order over charRange. */
[self setSelectedRange: NSMakeRange (newLocation, 0)];
}
- (void) moveToBeginningOfDocument: (id)sender
{
[self setSelectedRange: NSMakeRange (0,0)];
}
- (void) moveToBeginningOfLine: (id)sender
{
NSRange aRange;
NSRect ignored;
/* We do nothing if we are at the beginning of the text. */
if (_selected_range.location == 0)
{
return;
}
ignored = [_layoutManager lineFragmentRectForGlyphAtIndex:
_selected_range.location
effectiveRange: &aRange];
[self setSelectedRange: NSMakeRange (aRange.location, 0)];
}
- (void) moveToEndOfDocument: (id)sender
{
unsigned length = [_textStorage length];
if (length > 0)
{
[self setSelectedRange: NSMakeRange (length, 0)];
}
else
{
[self setSelectedRange: NSMakeRange (0, 0)];
}
}
- (void) moveToEndOfLine: (id)sender
{
NSRange aRange;
NSRect ignored;
/* We do nothing if we are at the end of the text. */
if (_selected_range.location == [_textStorage length])
{
return;
}
ignored = [_layoutManager lineFragmentRectForGlyphAtIndex:
_selected_range.location
effectiveRange: &aRange];
/* FIXME the following */
if (NSMaxRange (aRange) == [_textStorage length])
{
[self setSelectedRange: NSMakeRange (NSMaxRange (aRange), 0) ];
}
else
{
[self setSelectedRange: NSMakeRange ((NSMaxRange (aRange)) - 1, 0) ];
}
}
- (void) moveWordBackward: (id)sender
{
if (_selected_range.location == 0 || [_textStorage length] == 0)
{
return;
}
else
{
unsigned int i;
i = [_textStorage nextWordFromIndex: _selected_range.location
forward: NO];
[self setSelectedRange: NSMakeRange (i, 0)];
}
}
- (void) moveWordForward: (id)sender
{
unsigned int length;
length = [_textStorage length];
if (_selected_range.location == length || length == 0)
{
return;
}
else
{
unsigned int i;
i = [_textStorage nextWordFromIndex: _selected_range.location
forward: YES];
[self setSelectedRange: NSMakeRange (i, 0)];
}
}
/* -selectAll: inherited from NSText */
- (void) selectLine: (id)sender
{
if ( [_textStorage length] > 0 )
{
NSRange aRange;
NSRect ignored;
ignored = [_layoutManager lineFragmentRectForGlyphAtIndex:
_selected_range.location
effectiveRange: &aRange];
[self setSelectedRange: aRange];
}
}
- (BOOL) acceptsFirstResponder
{