Re: Scrolling a GtkTreeview cell

[Kian Karas <kian karas dev gmail com>]

On Wed, Jan 24, 2018 at 12:42 PM, Lucky B.C <lblackc13 gmail com> wrote:

> There's no supporting for scrolling one cell! But If I'm not wrong, the
> string value you put in the right column is a very long text, isn't it? And
> you want a solution for seeing the text in the limited view, don't you?
Yes, that's exactly my problem.


> Okay! We can make the text rendering in that way by 2 steps:
>
> 1) For a detailed view, you should open/download a gtk-demo (gtk3 in my
> case), then you scroll to 'Tree View' -> 'Editable Cell', try to click and
> edit any cell under the Column called Product. Now you can see a
> GtkCellRendererText can be editable
> <https://developer.gnome.org/gtk3/unstable/GtkCellRendererText.html#GtkCellRendererText--editable>
> (TRUE/FALSE) default: FALSE.

> 2) The Right Column of yours can be set a limited width characters
> <https://developer.gnome.org/gtk3/stable/GtkTreeViewColumn.html#gtk-tree-view-column-get-max-width>
> which will not show more if the input text is reached out the limited. But
> in your case, you should see ellipsize property
> <https://developer.gnome.org/gtk3/stable/GtkCellRendererText.html#GtkCellRendererText--ellipsize> Default
> value: PANGO_ELLIPSIZE_NONE, so you should choose one of options
> <https://developer.gnome.org/pango/stable/pango-Layout-Objects.html#PANGO-ELLIPSIZE-NONE:CAPS>.
I'm already doing this.


> Note: You can read the very long text by double clicking into any cell
> under your second/right column!
I do not wan't the cell to be editable - it's unintuitive, when the value
can not actually be changed. Also, I have no mouse, and I would like to
avoid extra button clicks for entering a mode where scrolling is possible.


> Or if you don't want the way, you should make another
> GtkCellRender_Private which can be scrolled.

Okay, maybe my only option is to make my own cell renderer.