[Gtk-sharp-list] Issue concerning button image

[dkarantonis]

thanks a lot for the advices


SpoodyGoon wrote:
> 
> If I need only an image without the text and I don't need all of the 
> features in the Gtk.Button I will normally just use a Gtk.Image in a 
> Gtk.Event container widget, of course that doesn't have all the benefits 
> a Gtk.Button does but I makes for a quick simple solution to the button 
> border problem.
> 
> I hope that helps.
> 
> Spoody Goon
> 
> On 1/17/2010 1:47 AM, Michael Hutchinson wrote:
>> On Thu, Dec 31, 2009 at 6:26 AM, dkarantonis<dkarantonis at soft4real.com> 
>> wrote:
>>    
>>> Hi to all,
>>>
>>> i am using the following code in order to set a custom image on top of a
>>> Gtk
>>> Button widget in order to be used for a touch-screen application.
>>>
>>> Gdk.Pixbuf pixBuf = new Gdk.Pixbuf(byte[]);
>>> pixBuf = pixBuf.ScaleSimple(btn.WidthRequest, btn.HeightRequest,
>>> Gdk.InterpType.Nearest);
>>> btn.Image = new Image(pixBuf);
>>>
>>> the button is of 'Text and image" type, but i clear the text propery in
>>> order for the image to be displayed alone. The image is fetched from a
>>> byte[] inside my application and I would like to cover the whole button
>>> area, this is the reason for scaling it to the button width and height
>>> properties.
>>>
>>> Everything should work as expected but the result is not perfect. The
>>> image
>>> cannot cover the whole button area. A top-left offset is displayed
>>> instead,
>>> leaving part of the button control surface uncovered.
>>>
>>> Any ideas on how to set the image cover the whole button area?
>>>      
>> I think the padding in the button is a theme-level property, i.e. not
>> really supposed to be touched by app writers. Despite this,  you can
>> override it using a gtkrc settings file for your app, or by code, e.g.
>> something like
>> http://anonsvn.mono-project.com/viewvc/trunk/monodevelop/main/src/core/MonoDevelop.Ide/MonoDevelop.Ide.Gui/DragNotebook.cs?r1=135850&r2=136641
>>
>> You might have to poke around in the gtk+ docs to find the right
>> property.
>>
>>    
>>
>>
>>
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>>    
> 
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> 

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