Re: Tk::FunkyButton ?

Dean Arnold <[email protected]>
Newsgroups gmane.comp.lang.perl.tk
Message-ID <[email protected]>
Dean Arnold wrote:
> Ala Qumsieh wrote:
> 
> 
>> Also, I think it's overkill to create a complete
>> Canvas widget just to implement a button. 
> 
> 
> Er, care to elaborate ? If I want to implement
> non-rectangular (e.g., oval) buttons, I'm unaware of
> any alternate method. Have I overlooked something ?
> (Other than putting an oval image in the button,
> and tolerating the "phantom" button bind area outside
> the oval image)
> 

Upon reflection I think I see what you mean
(sorry for my density, I've been wrangling
non-gui server apps for 6 months, and its
adversely effected my synapses).

To do "styled" buttons:

1. generate button image(s), using either
static image files, or at runtime using
<insert favorite graphics package here, e.g., GD>

2. Create borderless button widgets

3. Use a -command callback that
explicitly reads the current mouse position
and ignores the button press/release events
unless its over the desired image area
(or the button has keyboard focus)

4. (Optional) swap button images on press/release,
and/or on Motion, FocusIn and FocusOut events,
for a rollover effect

Is that the gist of your statement ?

- Dean
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