[Lazarus] Cut, Copy, Paste shortcuts don't work in SynEdit

[Martin Frb]

sorry, I simply forgot to paste.....

On 12/08/2016 10:56, Martin Frb wrote:
> the patch here
http://bugs.freepascal.org/view.php?id=14716
> might help, but might cause new issues (so I was told / I remember 
> some discussion on the topic, but I cant find it)
> (It is very old, not sure if the issue is still the same)
>
>
> The issue is that the "time" in the events for different keys is the 
> same. Apparently that means it is one event only (again Ive been told, 
> I never looked at the gtk spec)
>
> The LCL filters by that time.
>
> the patch adds the key itself to the filter.
> But if you take a key that is currently handled correctly, and where 
> the "key" value is changed by a handler, then the patch will lead to 
> that stroke being duplicated (or maybe duplicated...) (again so I was 
> told)
>
>
>
> On 12/08/2016 10:31, Graeme Geldenhuys wrote:
>> I'm using the TypeMatrix 2030 USB keyboard (Dvorak layout). The
>> TypeMatrix keyboard has special clipboard shortcuts via Fn functionality
>> for Cut, Copy and Paste.
>>
>> I'm using FreeBSD running JWM (a plain window manager). The issue is
>> observed under Linux (Centos 6) too. All X11 applications work fine with
>> the Fn clipboard functions - that's all except Lazarus IDE and I can't
>> figure out why.
>>
>> When I press the special Fn clipboard keys, it actually generates the
>> IBM style Cut, Copy and Paste via Shift+Del, Ctrl+Ins and Shift+Ins
>> respectively. The "xev" output shows that - below it generate the key
>> sequence for Cut.
>>
>> Because I use the Dvorak layout, I've always used the IBM style Cut,
>> Copy and Paste because it is easier to type. I've also set up Lazarus
>> IDE with secondary shortcuts for those. When I physically press
>> Shift+Del it works, but the Fn+Cut key doesn't. Yet they generate the
>> exact same key sequences in xev.
>>
>> Anybody got any idea why Lazarus IDE (more specifically SynEdit) doesn't
>> work correctly?
>>
>>    NOTE:
>>      Any dialogs in Lazarus IDE that accepts text, the Fn clipboard
>>      functionality works (eg: a TEdit). So LCL is not the problem.
>>      It seems on SynEdit is the issue.
>>
>>
>> If I press Fn+Cut on my TypeMatrix 2030, this is what xev outputs:
>>
>> ================[ xev output ]====================
>> KeyPress event, serial 36, synthetic NO, window 0x2600001,
>>      root 0x295, subw 0x0, time 175828944, (1760,391), root:(1939,589),
>>      state 0x0, keycode 50 (keysym 0xffe1, Shift_L), same_screen YES,
>>      XLookupString gives 0 bytes:
>>      XmbLookupString gives 0 bytes:
>>      XFilterEvent returns: False
>>
>> KeyPress event, serial 36, synthetic NO, window 0x2600001,
>>      root 0x295, subw 0x0, time 175828944, (1760,391), root:(1939,589),
>>      state 0x1, keycode 107 (keysym 0xffff, Delete), same_screen YES,
>>      XLookupString gives 1 bytes: (7f) ""
>>      XmbLookupString gives 1 bytes: (7f) ""
>>      XFilterEvent returns: False
>>
>> KeyRelease event, serial 36, synthetic NO, window 0x2600001,
>>      root 0x295, subw 0x0, time 175829000, (1760,391), root:(1939,589),
>>      state 0x1, keycode 50 (keysym 0xffe1, Shift_L), same_screen YES,
>>      XLookupString gives 0 bytes:
>>      XFilterEvent returns: False
>>
>> KeyRelease event, serial 36, synthetic NO, window 0x2600001,
>>      root 0x295, subw 0x0, time 175829000, (1760,391), root:(1939,589),
>>      state 0x0, keycode 107 (keysym 0xffff, Delete), same_screen YES,
>>      XLookupString gives 1 bytes: (7f) ""
>>      XFilterEvent returns: False
>> ===========================================
>>
>>
>> I haven't tested under Windows yet.
>>
>> Regards,
>>    Graeme
>>
>>
>>
>
>
>

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