> Hi everybody,
> I'm looking for some directions, while programming a very simple
> editor (supporting basic formatting)
>> The window where the user writes is a Text widget (named: text), where
> I put a tag 'b' to set the text where this tag applies to bold.
>> This is not a problem when I apply the bold to a selection:
>> text.tag_add('b', SEL_FIRST,SEL_LAST)
>> I have instead two problems when I just want to switch on/off the bold
> while typing. To switch it on the only way I found is this:
>> text.insert(INSERT, ' ', 'b' )
> text.mark_set("insert", INSERT+'-1c')
>> notice that I have to insert TWO spaces. If I insert one, the bold
> doesnt apply. If I insert '', my cursor goes back one char!
>> My second problem is how to switch it off, when I'm writing within a
> bolded region - and for this I havent the slightest idea...
After different attempts at it, I realized that the following works
perfectly for deselecting the currently active bold tag.
It still suffers from the problem that when I 'switch on' the tag it
adds a space - but I can live with it...
/ Dr.Alessandro Magni
\ Electromagnetics Division
/ INRiM Strada delle Cacce 91, 10135 Torino (ITALIA)
\ Email [hidden email]
/ Tel: 0039-011-3919821 Fax: 0039-011-3919834
\ URL http://www.inrim.it/~magni
/ Our business in life is not to succeed but to continue to fail
\ in high spirits. -- Robert Louis Stevenson