[Qt-creator] GUI-Suggestion

[Danny Price]

On Fri, Oct 16, 2009 at 3:31 PM, Perepelica Alexander
<alexondi at rambler.ru>wrote:

> Hello!
> I propose create another solution (how is in Delphi)
> 1. Create Object Slots Viewer, where user can see all slots (in first
> column) from widget and if in code are realized methods then name of
> this method (second column)
>   PS this is replacement for signal/slot editor
>

We don't need another viewer - the Designer's Signal/Slot editor is
integrated into the IDE. It would be nice if for custom classes, the editor
could pick up the slots defined in the class.



> 2. If user double-click - create on_XXX_XXX method
> 3. If enter in edit mode and enter method name then create such method
> in code and place "connect"
>
>
> * Danny Price <deepblue842 at googlemail.com> [Fri, 16 Oct 2009 15:12:36
> +0100]:
> > On Fri, Oct 16, 2009 at 3:01 PM, Andree Günther <guenther at mpanrw.de>
> > wrote:
> >
> > > Andre Poenitz schrieb:
> > > > On Wed, Oct 14, 2009 at 03:52:33PM +0200, Andree Günther wrote:
> > > >
> > > >> Hello List,
> > > >>
> > > >> wouldnt it be a good Idea to create a slot by - lets say -
> > > >> double-clicking a button?
> > > >>
> > > >
> > > > Try the item in the context menu under the somewhat misleading
> name
> > > > "Go to slot".
> > > Thats pretty much exactly what i wanted - thank you.
> > >
> >
> >
> > No, please don't do this. The standard behavior of the Designer has
> been
> > to
> > set the name of a widget when double-clicking. It has been this way
> for
> > some
> > time and is very convenient. This is also consistent with other GUI
> > designers such as Interface Builder. When the Trolls created the MSVC
> > plugin, they added the double-click-creates-slot behavor and
> > 'on_xxx_clicked' syntax to appease VistualStudio users. When using the
> > MSVC
> > Qt Plugin, I would often create a slot by mistake when expecting the
> > standard designer behaviour. Now that Nokia have removed the built-in
> > designer from the MSVC plugin, this behaviour is somewhat redundant.
> >
> > Seperating the UI from the code is good design practice. Not only is
> the
> > 'on_xxx_signal' syntax ugly, it is less powerful and tightly couples
> the
> > name of UI widgets to the code.
> >
> > However, having it available via the menu is a nice compromise.
> >
> >
> > >
> > > I would suggest to select a default-Slot (ie Clicked() in case of
> the
> > > pushbutton) and set this
> > > as default-behaviour for doubleclicks. I think thats what people
> > expect,
> > > isn't it?
> > >
> >
> > That's fine for buttons but what abour everything else? Creator has
> > awesome
> > signal-slot completion - use it :)
> >
> >
> > >
> > >
> > > I think i found a Bug with this:
> > >
> > > Creator doesnt remove the Metacall for the auto-generated Slot (for
> > > example "on_startButton_clicked") when
> > > the slot (and the Button in my case) is removed. Therfore
> compilation
> > > fails:
> > >
> > > undefined reference to `MainWindow::on_pushButton_clicked()'
> > >
> >
> > Which is exactly why you should avoid doing this. Qt is NOT MFC.
> >
> >
> > >
> > > Dont know how to fix this, because the "MainWindow::qt_metacall" is
> > not
> > > part of "my" code and im not supposed
> > > to twiddle with it, right?
> > >
> > >
> > > BTW: Just a thought: When i change the pushButtons name to lets say:
> > > startButton - it would be a good idea
> > > to automatically change all depending slotnames - ie.
> > > "on_pushButton_clicked".
> > >
> > >
> > > Andre
> > >
> > >
> > >
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>
>
> --
> Thank you.
> Perepelica Alexander
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