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CtrlLib, Doc: GUI Turoail breaking the modal loop article improved.

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git-svn-id: svn://ultimatepp.org/upp/trunk@15348 f0d560ea-af0d-0410-9eb7-867de7ffcac7
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klugier 2020-11-01 19:47:08 +00:00
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uppsrc/CtrlLib/srcdoc.tpp/Tutorial_en-us.tpp
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@ -1182,11 +1182,14 @@ that invoke [* Accept] and [* Reject] as needed before calling the
[s5; &]
[s5; Calls to [* Ok] and [* Cancel] methods of Button here make Button
react to Enter and Esc keys.&]
[s5; To reduce tedious tasks even further, there are [* CtrlLayoutOK],
[* CtrlLayoutCancel], [* CtrlLayoutOKCancel ]etc. template functions
that both setup layout and assign Acceptors and Rejectors. For
more information about these functions please visit following
documentation [^topic`:`/`/CtrlCore`/src`/Layout`_en`-us^ site].
Example below:&]
[s5; &]
[s5; To reduce tedious tasks even further, there are CtrlLayoutOK,
CtrlLayoutCancel, CtrlLayoutOKCancel etc. template functions
that both setup layout and assign Acceptors and Rejectors.&]
[s5; &]
[s7; [@(28.127.0) // main.cpp]&]
[s7; #include <CtrlLib/CtrlLib.h>&]
[s7; &]
[s7; using namespace Upp;&]
@ -1206,8 +1209,21 @@ that both setup layout and assign Acceptors and Rejectors.&]
[s7; -|-|Exclamation(`"Canceled`");&]
[s7; -|`}&]
[s7; `}&]
[s7; &]
[s7; [@(28.127.0) // myapp.lay]&]
[s0;l321; [C@5;1 LAYOUT(MyAppLayout, 148, 64)]&]
[s7; -|ITEM(EditDate, date, LeftPosZ(4, 88).TopPosZ(4, 19))&]
[s7; -|ITEM(Button, [* ok], SetLabel(t`_(`"OK`")).LeftPosZ(4, 64).TopPosZ(32,
24))&]
[s7; -|ITEM(Button, [* cancel], SetLabel(t`_(`"Cancel`")).LeftPosZ(76,
64).TopPosZ(32, 24))&]
[s7; END`_LAYOUT&]
[s5; &]
[s5; [/ Note: IDOK, IDCANCEL are predefined constants.]&]
[s5; [/ Note: ][*/ IDOK][/ , ][*/ IDCANCEL][/ are predefined constants. Also
MyAppLayout contains variables ][*/ ok][/ and ][*/ cancel][/ of Button
type. The naming is not accidental and CtrLayout like functions
require names to be strict.For ][*/ CtrlLayoutExit][/ the button
variable should be named ][*/ exit][/ .]&]
[s3;:21: 21. Creating and using custom widgets&]
[s5; There is really nothing special about creating your own widgets.
All that is to be done is to derive your own class from Ctrl