[GNC-dev] Bug 796778 Feature Request Multiple Selection in Import- matcher

Robert Fewell 14ubobit at gmail.com
Sun Aug 12 04:49:49 EDT 2018

Why do you not as a start change the tree view selection from single to
multiple, you will see that in the dialog-import.glade file, that way you
can select multiple lines.
You will need to alter the selection call back as you need different
functions that use a list of selected rows.


On 12 August 2018 at 08:22, David Cousens <davidcousens at bigpond.com> wrote:

> Hi,
> I raised the above bug as a feature request then I decided to try and
> tackle
> it myself. My concept was to have a popup menu activated by a right click
> in
> the matcher window area from which the user could enable and disable
> multiple selection of transactions in the window and elect to assign a
> transfer account to a selection of multiple rows. My reason for doing this
> is I often have within an imported set of transactions, sets of multiple
> transactions which have the same transfer account and processing an import
> would be speeded up if these could be selected as a group and the the
> transfer account selected and applied to the group.
> I now have a lot of the basic code in place to process a selection and to
> create and view a popup menu, activate and disable multiple selection and
> process a group of selected rows, partially tested but I have struck a
> problem in that the GtkTreeView does not implement Ctrl-click selection in
> the API and i am going to have to provide that myself.
> As far as I can see from the code in import-main-matcher.c GnuCash does not
> seem to implement anything other than a mouse double click to select a
> single row which is processed by the callback initiated by the TreeView
> "row-activated" event. I.e. there is no selection by pressing "Enter" while
> the focus is on a given row.
> My plan is to detect Ctrl-Left click (implemented) and use that to add rows
> to the selection and then initiate the processing of the selection using
> the
> right click (implemented) popup menu. To do this, I have to detect a
> GDK_BUTTON_PRESS event and then use the event->state to determine whether
> Ctrl is pressed simultaneously (implemented) or whether the third mouse
> button has been clicked (implemented) . This however appears to short
> circuit the "row-activated" event detection by the GtkTreeView as it
> detects
> the sequence:
> GDK_BUTTON_RELEASE if it occurs within 0.25 s
> so I am going to have to provide my own double click detection within the
> callback I use to process the initial button press.
> My question is is this. Is what I have outlined above likely to interfere
> with any non mouse based selection of transactions for applying a transfer
> account and does the approach seem reasonable? I can't see that occurring
> in
> the code for the main matcher, but I am a relative novice in using Gdk and
> Gtk so I could be easily missing something. E.g. Up, Down keys to shift the
> row focus and Enter to select for example.
> David Cousens.
> -----
> David Cousens
> --
> Sent from: http://gnucash.1415818.n4.nabble.com/GnuCash-Dev-f1435356.html
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