[MonoDevelop] Force ComboBoxEntry DropDownList to show programatically

[Nicolas Krzywinski]

Isn't Gtk.ComboBox.Popup() what you want?

Nicolas

Am 01.12.2011, 07:06 Uhr, schrieb Aaron Radich <aaron at radich.com>:

> Thanks for the suggestion.  I couldn't get it to work, though, as I've
> got 1 million search values and therefore I only want to populate the
> Completion on the fly, with just the list store values that match what
> the user typed into the Entry.  The EntryCompletion appears to need to
> be populated before the user starts typing into the Entry.  So, I'm back
> to wanting to use the ComboBox.  I've got it working 95%, would just
> like to force the DropDown to display once it's populated.
>
> Aaron
>
> On Wed, 2011-11-30 at 20:32 +1300, Daniel Hughes wrote:
>
>> Sorry you append the values to the ListStore the last few lines should
>> be
>>
>>
>>
>> //append values
>> listStore.AppendValues ("one");
>> listStore.AppendValues ("two");
>> listStore.AppendValues ("three");
>>
>>
>>
>>
>>
>> On Wed, Nov 30, 2011 at 8:28 PM, Daniel Hughes <trampster at gmail.com>
>> wrote:
>>
>>         What you want is an Entry widget with the EntryCompletion
>>         property set. I use this in WideMargin so display a list of
>>         matching book names as they type in a drop down which they can
>>         select from. The code is open source and is available here:
>>
>>
>>
>>         https://bitbucket.org/trampster/widemargin/src/5d4ea179adc1/WideMargin.GUI/SearchPage.cs
>>
>>
>>         Basically it's as follows:
>>
>>
>>         var listStore = new ListStore (typeof (string));
>>
>>
>>         var completion = new EntryCompletion();
>>         completion.TextColumn = 0;
>>         completion.Model = listStore;
>>
>>
>>         var entry = new Entry();
>>         entry.Completion = completion;
>>
>>
>>         //append values
>>         completion.AppendValues ("one");
>>         completion.AppendValues ("two");
>>         completion.AppendValues ("three");
>>
>>
>>         Now as you type it will fill the drop down with the matching
>>         entries.
>>
>>
>>         Cheers,
>>         Daniel
>>
>>
>>
>>
>>         On Wed, Nov 30, 2011 at 7:53 PM, Aaron Radich
>>         <aaron at radich.com> wrote:
>>
>>                 Is there any way in code to make a ComboBoxEntry force
>>                 it's dropdown to show, as if the user pressed the down
>>                 triangle?  I'm trying to simulate an instant search
>>                 scenario where the user types some text into the
>>                 ComboBoxEntry and then in code I populate the dropdown
>>                 list and then make it dropdown so that it's visible.
>>                 Any suggestions would be appreciated.
>>
>>
>>
>>
>>
>>
>>
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>>
>>
>>
>>
>>
>>
>>
>
>


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