[TxMt] Re: Smart Home Key

[Louis D Walch]

On the same subject, I would like my END key to go to the end of the 
line instead of scroll the document. Can this be achieved?

The 'Smart Home' concept Simon describes is also interesting to me. I 
bet this would be handy.

Simon Strandgaard wrote:
> Is there a way to bind the Home key in a way so that it
> behaves similar to UltraEdit?
>
>
> Nearly 2 years has past, since I last asked about this:
> http://thread.gmane.org/gmane.editors.textmate.general/16116
>
> Maybe there is a solution now?
>
>
>
> The first time you press Home then the cursor jumps to
> the first letter on the line (/^\s*/).
>
> The second time you press Home it jumps to
> the beginning of the line (/^/).
>
>
>  position A = ^
>  position B = ^\s*
>
>  Item1. pressing home and cursor jumps to position B.
>  Item2. except when cursor already is at position B, then it jumps to A.
>  Item3. doesn't modify the file.
>  Item4. when shift is held down then it preserves the selection correct.
>
>
> I have tried different approaches mentioned in the past on
> this list, but they have problems with Item3 and Item4.
> I have also tried making my own ruby scripts for it, but
> there was also problems with Item3 and Item4.
>
>
> Has anyone a well behaved Smart Home command?
>
>
>
>
>
>
> ####################################################
> # Good: Item1 and Item2
> # Bad: Item3 and Item4
> #
> # Save: Nothing
> # Input: Selected Text or Line
> # Output: Insert as Snippet
> # Activation: Key Equivalent, HomeKeyArrow
> # Scope Selector: <blank>
> ####################################################
> #! /usr/bin/ruby
> line   = ENV['TM_CURRENT_LINE']
> index  = ENV['TM_LINE_INDEX'].to_i
>
> # extract leading whitespace
> remain = line.sub(/(^[ \t]*)/, '')
>
> whitespace = $1
>
> if whitespace == nil
>   whitespace = ''
> elsif index == whitespace.size
>   whitespace = ''
> else
>   line = remain
> end
>
> # escape $ \ `
> line.gsub!(/([\$\\`])/){"\\#$1"}
>
> # place cursor
> print "#{whitespace}${1}#{line}"
> ####################################################
>
>
>