<s>
KDE	B-Language
Platform	I-Language
4	I-Language
was	O
a	O
collection	O
of	O
libraries	B-Library
and	O
software	B-Architecture
frameworks	I-Architecture
by	O
KDE	B-Application
that	O
served	O
as	O
technological	O
foundation	O
for	O
KDE	B-Language
Software	I-Language
Compilation	I-Language
4	I-Language
distributed	O
under	O
the	O
GNU	B-Application
Lesser	I-Application
General	I-Application
Public	I-Application
License	I-Application
(	O
LGPL	B-Application
)	O
.	O
</s>
<s>
KDE	B-Language
Platform	I-Language
4	I-Language
was	O
the	O
successor	O
to	O
KDElibs	B-Language
and	O
the	O
predecessor	O
of	O
KDE	B-Language
Frameworks	I-Language
.	O
</s>
<s>
KDE	B-Language
Platform	I-Language
4	I-Language
is	O
the	O
only	O
version	O
of	O
KDE	B-Language
Platform	I-Language
,	O
and	O
in	O
2013	O
it	O
was	O
replaced	O
by	O
KDE	B-Language
Frameworks	I-Language
5	I-Language
.	O
</s>
<s>
KParts	B-Language
is	O
the	O
component	O
framework	O
for	O
the	O
KDE	B-Language
Plasma	I-Language
desktop	I-Language
environment	O
.	O
</s>
<s>
An	O
individual	O
component	O
is	O
called	O
a	O
KPart	B-Language
.	O
</s>
<s>
KParts	B-Language
are	O
analogous	O
to	O
Bonobo	B-Language
components	O
in	O
GNOME	B-Application
and	O
ActiveX	B-Application
controls	I-Application
in	O
Microsoft	O
's	O
Component	B-Application
Object	I-Application
Model	I-Application
.	O
</s>
<s>
Konsole	B-Language
is	O
available	O
as	O
a	O
KPart	B-Language
and	O
is	O
used	O
in	O
applications	O
like	O
Konqueror	B-Application
and	O
Kate	B-Application
.	O
</s>
<s>
Example	O
uses	O
of	O
KParts	B-Language
:	O
</s>
<s>
Solid	B-Language
is	O
a	O
device	O
integration	O
framework	O
for	O
KDE	B-Language
Platform	I-Language
4	I-Language
and	O
its	O
successor	O
,	O
KDE	B-Language
Frameworks	I-Language
.	O
</s>
<s>
It	O
functions	O
on	O
similar	O
principles	O
to	O
KDE	B-Application
's	O
multimedia	O
pillar	O
Phonon	B-Language
;	O
rather	O
than	O
managing	O
hardware	O
on	O
its	O
own	O
,	O
it	O
makes	O
existing	O
solutions	O
accessible	O
through	O
a	O
single	O
API	O
.	O
</s>
<s>
The	O
current	O
solution	O
uses	O
udev	B-Application
,	O
NetworkManager	B-Protocol
and	O
BlueZ	O
(	O
the	O
official	O
Linux	B-Application
Bluetooth	O
stack	O
)	O
.	O
</s>
<s>
However	O
,	O
any	O
and	O
all	O
parts	O
can	O
be	O
replaced	O
without	O
breaking	O
the	O
application	O
,	O
making	O
applications	O
using	O
Solid	B-Language
extremely	O
flexible	O
and	O
portable	O
.	O
</s>
<s>
Work	O
is	O
underway	O
to	O
build	O
a	O
Solid	B-Language
backend	O
for	O
the	O
Windows	B-Application
port	O
of	O
KDE	B-Application
based	O
on	O
Windows	B-Library
Management	I-Library
Instrumentation	I-Library
.	O
</s>
