benn/lumiera_documentation
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

NotificationDisplay: draft idea of managed link-to-widget

Browse source 
a smart-reference based on sigc::trackable
This commit is contained in:
Fischlurch 2018-08-15 15:32:20 +02:00
parent 36abe4567e
commit e829a74edf
3 changed files with 282 additions and 29 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

92
src/gui/model/w-link.hpp Normal file
View file

@ -0,0 +1,92 @@
/*
W-LINK.hpp - smart-link to GTK widget
Copyright (C) Lumiera.org
2018, Hermann Vosseler <Ichthyostega@web.de>
This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License as
published by the Free Software Foundation; either version 2 of
the License, or (at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
/** @file w-link.hpp
** A smart link to an GTK widget with automatic disconnection.
** Allows to hold a connection to a `sigc::trackable` without ownership.
** The is statefull, can be reconnected, and automatically transitions into disconnected
** state when the target dies.
**
** @see \ref WLink_test
** @see \ref NotificationHub (usage example)
**
*/
#ifndef GUI_MODEL_W_LINK_H
#define GUI_MODEL_W_LINK_H
#include "lib/error.hpp"
//#include "lib/symbol.hpp"
#include <type_traits>
#include <sigc++/trackable.h>
//#include <utility>
//#include <string>
namespace gui {
namespace model {
// using std::string;
// using lib::Symbol;
/**
* Managed link to a `sigc::trackable` UI widget, without taking ownership.
*/
template<class TAR>
class WLink
{
static_assert (std::is_base_of<sigc::trackable, TAR>()
,"target type required to be sigc::trackable");
TAR* widget_;
public:
~WLink()
{
}
WLink()
{
}
explicit
WLink(TAR& targetWidget)
: widget_{&targetWidget}
{ }
protected:
};
/** c */
}} // namespace gui::model
#endif /*GUI_MODEL_W_LINK_H*/

106
tests/gui/model/w-link-test.cpp Normal file
View file

@ -0,0 +1,106 @@
/*
WLink(Test) - verify managed link to sigc::trackable widget
Copyright (C) Lumiera.org
2018, Hermann Vosseler <Ichthyostega@web.de>
This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License as
published by the Free Software Foundation; either version 2 of
the License, or (at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
* *****************************************************/
/** @file w-link-test.cpp
** unit test \ref WLink_test
*/
#include "lib/test/run.hpp"
#include "lib/test/test-helper.hpp"
#include "gui/model/w-link.hpp"
//#include "gen-node-location-query.hpp"
#include "lib/format-cout.hpp"
//#include "lib/idi/entry-id.hpp"
//#include "lib/diff/gen-node.hpp"
#include "lib/util.hpp"
//#include <string>
//#include <vector>
//using std::string;
//using lib::diff::MakeRec;
//using lib::diff::Rec;
//using lib::idi::EntryID;
//using lib::diff::GenNode;
using util::isSameObject;
using util::isnil;
namespace gui {
namespace model{
namespace test {
// using lumiera::error::LUMIERA_ERROR_WRONG_TYPE;
// using lib::test::showSizeof;
/******************************************************************************//**
* @test verify the usage pattern of low-level UI element access, based on a
* mock implementation of the accessor directory.
* @see w-link.hpp
*/
class WLink_test : public Test
{
virtual void
run (Arg)
{
verify_standardUsage();
verify_reconnect();
verify_copy();
}
/** @test the standard use case is to hold onto a widget
* owned by _someone else_, with automatic disconnection
*/
void
verify_standardUsage()
{
UNIMPLEMENTED ("demonstrate a simple usage scenario");
}
void
verify_reconnect()
{
UNIMPLEMENTED ("change connection state");
}
void
verify_copy()
{
UNIMPLEMENTED ("copy with magic");
}
};
/** Register this test class... */
LAUNCHER (WLink_test, "unit gui");
}}} // namespace gui::model::test

113
wiki/thinkPad.ichthyo.mm
View file

@ -22,7 +22,7 @@
<node CREATED="1487212066024" ID="ID_378199749" MODIFIED="1518487921038" TEXT="Spot Locator == das was navigiert wird, wenn sich der Spot bewegt"/>
</node>
</node>
<node CREATED="1477784761581" HGAP="72" ID="ID_854334914" MODIFIED="1518487921039" TEXT="Rahmen" VSHIFT="-21">
<node CREATED="1477784761581" HGAP="72" ID="ID_854334914" MODIFIED="1518487921039" TEXT="Rahmen" VGAP="19" VSHIFT="-21">
<node CREATED="1481320580216" ID="ID_1418071897" MODIFIED="1518487921039" TEXT="vorantreiben">
<node CREATED="1501776053522" ID="ID_664046169" MODIFIED="1518487921039" TEXT="R&#xfc;ckpfad Session -&gt; UI">
<node CREATED="1501776081782" ID="ID_1369579979" MODIFIED="1518487921039" TEXT="warum wichtig?">
@ -1573,8 +1573,7 @@
in proc::asset::meta::<b><font color="#c01a1a">theErrorLog_ID</font></b>
</p>
</body>
</html>
</richcontent>
</html></richcontent>
</node>
</node>
<node CREATED="1534026821186" ID="ID_1959407299" MODIFIED="1534026961333" TEXT="dieses Interface f&#xfc;hlt sich irgendwie falsch an">
@ -1768,6 +1767,10 @@
<icon BUILTIN="full-3"/>
<node BACKGROUND_COLOR="#eee5c3" COLOR="#990000" CREATED="1534119968325" ID="ID_1630503080" MODIFIED="1534119972876" TEXT="Einrichtung">
<icon BUILTIN="flag-yellow"/>
<node BACKGROUND_COLOR="#eee5c3" COLOR="#990000" CREATED="1534336479160" ID="ID_203145360" MODIFIED="1534336575048" TEXT="Link zum Widget herstellen">
<arrowlink COLOR="#a66b86" DESTINATION="ID_1326202399" ENDARROW="Default" ENDINCLINATION="279;-1333;" ID="Arrow_ID_664593340" STARTARROW="None" STARTINCLINATION="-1296;0;"/>
<icon BUILTIN="flag-yellow"/>
</node>
<node BACKGROUND_COLOR="#eee5c3" COLOR="#990000" CREATED="1533689120536" ID="ID_1806645586" MODIFIED="1533689143685" TEXT="View belegen">
<icon BUILTIN="flag-yellow"/>
</node>
@ -1810,8 +1813,7 @@
Possibly allocate Widget, expand it. But how to make it visible?
</p>
</body>
</html>
</richcontent>
</html></richcontent>
</node>
</node>
<node BACKGROUND_COLOR="#eee5c3" COLOR="#990000" CREATED="1534120150462" ID="ID_1528884346" MODIFIED="1534120180108" TEXT="doMsg(text)">
@ -1849,8 +1851,7 @@
</li>
</ul>
</body>
</html>
</richcontent>
</html></richcontent>
<icon BUILTIN="info"/>
</node>
</node>
@ -1875,12 +1876,14 @@
<b><font color="#951c1c">TODO</font></b>&#160;also doRevealYourself.&quot;
</p>
</body>
</html>
</richcontent>
</html></richcontent>
<icon BUILTIN="info"/>
</node>
</node>
</node>
<node BACKGROUND_COLOR="#eee5c3" COLOR="#990000" CREATED="1534334029619" ID="ID_1981930639" MODIFIED="1534334039368" TEXT="ErrorLogView vorl&#xe4;ufig...">
<icon BUILTIN="flag-yellow"/>
</node>
</node>
<node BACKGROUND_COLOR="#eee5c3" COLOR="#990000" CREATED="1533689164394" ID="ID_405297881" MODIFIED="1533689307645" TEXT="in NotificationService integrieren">
<icon BUILTIN="full-4"/>
@ -3156,8 +3159,68 @@
</node>
<node CREATED="1477784829157" ID="ID_1998357180" MODIFIED="1518487921059" TEXT="Icon-Laden modernisieren"/>
<node CREATED="1477784821925" ID="ID_1871474250" MODIFIED="1518487921059" TEXT="Styling aufr&#xe4;umen">
<node CREATED="1477784846162" ID="ID_1164942946" MODIFIED="1518487921059" TEXT="siehe Info zum CssProvider">
<arrowlink COLOR="#a9b4c1" DESTINATION="ID_1810760662" ENDARROW="Default" ENDINCLINATION="1600;-25;" ID="Arrow_ID_1610122569" STARTARROW="None" STARTINCLINATION="-227;-646;"/>
<node CREATED="1477784846162" ID="ID_1164942946" MODIFIED="1534336601077" TEXT="siehe Info zum CssProvider">
<arrowlink COLOR="#a9b4c1" DESTINATION="ID_1810760662" ENDARROW="Default" ENDINCLINATION="1600;-25;" ID="Arrow_ID_1610122569" STARTARROW="None" STARTINCLINATION="-756;164;"/>
</node>
</node>
</node>
<node CREATED="1534336252375" HGAP="27" ID="ID_1755017021" MODIFIED="1534336284856" TEXT="Hilfsmittel">
<node CREATED="1534336320373" ID="ID_708892482" MODIFIED="1534336324377" TEXT="Grundbausteine"/>
<node CREATED="1534336325916" ID="ID_762624766" MODIFIED="1534336335351" TEXT="Bindeglieder"/>
<node CREATED="1534336335963" ID="ID_1176525116" MODIFIED="1534336338575" TEXT="Werkzeug">
<node BACKGROUND_COLOR="#eee5c3" COLOR="#990000" CREATED="1534334810537" ID="ID_1326202399" MODIFIED="1534336575049" TEXT="Link zum Widget">
<linktarget COLOR="#a66b86" DESTINATION="ID_1326202399" ENDARROW="Default" ENDINCLINATION="279;-1333;" ID="Arrow_ID_664593340" SOURCE="ID_203145360" STARTARROW="None" STARTINCLINATION="-1296;0;"/>
<icon BUILTIN="flag-yellow"/>
<node BACKGROUND_COLOR="#eee5c3" COLOR="#990000" CREATED="1534334822288" ID="ID_1305015272" MODIFIED="1534334828778" TEXT="Allozieren">
<icon BUILTIN="flag-yellow"/>
<node BACKGROUND_COLOR="#eee5c3" COLOR="#990000" CREATED="1534334830126" ID="ID_932140820" MODIFIED="1534334868795" TEXT="als Funktor konfiguriert">
<icon BUILTIN="flag-yellow"/>
</node>
</node>
<node BACKGROUND_COLOR="#eee5c3" COLOR="#990000" CREATED="1534334914667" ID="ID_511749457" MODIFIED="1534334932930" TEXT="smart-Ref">
<icon BUILTIN="flag-yellow"/>
<node BACKGROUND_COLOR="#eee5c3" COLOR="#990000" CREATED="1534334939159" ID="ID_1853703071" MODIFIED="1534335238329" TEXT="leer konstruierbar">
<icon BUILTIN="flag-yellow"/>
</node>
<node BACKGROUND_COLOR="#eee5c3" COLOR="#990000" CREATED="1534334944207" ID="ID_1989000221" MODIFIED="1534335237689" TEXT="bool testbar">
<icon BUILTIN="flag-yellow"/>
</node>
<node BACKGROUND_COLOR="#eee5c3" COLOR="#990000" CREATED="1534334964700" ID="ID_1509791330" MODIFIED="1534335236977" TEXT="dereferenzierbar">
<icon BUILTIN="flag-yellow"/>
</node>
<node BACKGROUND_COLOR="#eee5c3" COLOR="#990000" CREATED="1534335220066" ID="ID_132223755" MODIFIED="1534335235369" TEXT="target anbinden">
<icon BUILTIN="flag-yellow"/>
<node CREATED="1534335240246" ID="ID_1480460700" MODIFIED="1534336108969" TEXT="sigc::trackable">
<icon BUILTIN="info"/>
</node>
<node BACKGROUND_COLOR="#eee5c3" COLOR="#990000" CREATED="1534336110858" ID="ID_280796006" MODIFIED="1534336115810" TEXT="connect()">
<icon BUILTIN="flag-yellow"/>
</node>
<node BACKGROUND_COLOR="#eee5c3" COLOR="#990000" CREATED="1534336116617" ID="ID_1274372728" MODIFIED="1534336119507" TEXT="clear()">
<icon BUILTIN="flag-yellow"/>
</node>
</node>
<node BACKGROUND_COLOR="#eee5c3" COLOR="#990000" CREATED="1534335253941" ID="ID_269300171" MODIFIED="1534335534298" TEXT="magisch kopierbar">
<icon BUILTIN="flag-yellow"/>
</node>
</node>
<node CREATED="1534336069415" ID="ID_1775411301" MODIFIED="1534337958030">
<richcontent TYPE="NODE"><html>
<head>
</head>
<body>
<p>
Name: <b>WLink</b>
</p>
</body>
</html>
</richcontent>
<icon BUILTIN="idea"/>
</node>
<node BACKGROUND_COLOR="#eee5c3" COLOR="#990000" CREATED="1534336127895" HGAP="21" ID="ID_352867763" MODIFIED="1534337985657" TEXT="WLink_test" VSHIFT="9">
<icon BUILTIN="flag-yellow"/>
</node>
</node>
</node>
</node>
@ -32241,8 +32304,7 @@
Ganz prominent fehlt hier also z.B: MIDI
</p>
</body>
</html>
</richcontent>
</html></richcontent>
</node>
<node CREATED="1534002180893" ID="ID_1074039128" MODIFIED="1534002196087" TEXT="daf&#xfc;r erscheint die Unterscheidung STRUCT vs. META schwammig"/>
</node>
@ -32262,8 +32324,7 @@
die Aufgrund von Klassifikationen automatisch bereits existieren
</p>
</body>
</html>
</richcontent>
</html></richcontent>
</node>
<node CREATED="1534024950739" ID="ID_1395279965" MODIFIED="1534024969582" TEXT="Races und m&#xf6;gliche Kollisionen &#xfc;berall">
<icon BUILTIN="clanbomber"/>
@ -32313,8 +32374,7 @@
<i>das</i>&#160;ErrorLog
</p>
</body>
</html>
</richcontent>
</html></richcontent>
<node CREATED="1533997846989" ID="ID_1324960272" MODIFIED="1533997854911" TEXT="zun&#xe4;chst nur Platzhalter">
<node CREATED="1533997938232" ID="ID_40537012" MODIFIED="1533997995641" TEXT="brauche EntryID&lt;ErrorLog&gt;">
<richcontent TYPE="NOTE"><html>
@ -32332,8 +32392,7 @@
&#252;ber den UI-Bus schickt, an einen Empf&#228;nger mit bekannter ID.
</p>
</body>
</html>
</richcontent>
</html></richcontent>
<icon BUILTIN="idea"/>
</node>
</node>
@ -32349,8 +32408,7 @@
dort gibt es eine <b>ErrorLogView</b>
</p>
</body>
</html>
</richcontent>
</html></richcontent>
</node>
<node CREATED="1533997901765" ID="ID_361019548" MODIFIED="1534025106095">
<richcontent TYPE="NODE"><html>
@ -32362,8 +32420,7 @@
und den Controller: <b>NotificationHub</b>
</p>
</body>
</html>
</richcontent>
</html></richcontent>
<arrowlink COLOR="#a9aac1" DESTINATION="ID_70134302" ENDARROW="Default" ENDINCLINATION="-1984;0;" ID="Arrow_ID_1885125683" STARTARROW="None" STARTINCLINATION="803;-67;"/>
</node>
</node>
@ -32391,8 +32448,7 @@
dadurch werden Meta-Operationen auf gleiche Ebene gestellt wie normale Struktur-Manipulationen
</p>
</body>
</html>
</richcontent>
</html></richcontent>
<icon BUILTIN="info"/>
</node>
<node CREATED="1533997603741" ID="ID_1980534712" MODIFIED="1533997832361" TEXT="die Command und Event-Logs k&#xf6;nnten repr&#xe4;sentiert sein">
@ -32422,8 +32478,7 @@
und verlieren ihren <i>magischen Charakter</i>&#160;au&#223;erhalb der Event-Sourcing-Struktur
</p>
</body>
</html>
</richcontent>
</html></richcontent>
</node>
</node>
</node>
@ -34112,7 +34167,7 @@
<node CREATED="1504215729848" ID="ID_518260540" MODIFIED="1518487921101" TEXT="howto">
<node CREATED="1446515847047" ID="ID_290915762" MODIFIED="1518487921101" TEXT="GtkCssProvider">
<node CREATED="1446515865029" ID="ID_1503616150" MODIFIED="1518487921101" TEXT="parsing errors"/>
<node CREATED="1477784584821" ID="ID_1810760662" LINK="https://developer.gnome.org/gtkmm-tutorial/stable/sec-custom-widgets.html.en" MODIFIED="1518487921101" TEXT="Beispiel im GTKmm-Guide (custom widget)">
<node CREATED="1477784584821" ID="ID_1810760662" LINK="https://developer.gnome.org/gtkmm-tutorial/stable/sec-custom-widgets.html.en" MODIFIED="1534336601077" TEXT="Beispiel im GTKmm-Guide (custom widget)">
<richcontent TYPE="NOTE"><html>
<head>
@ -34129,7 +34184,7 @@
</p>
</body>
</html></richcontent>
<linktarget COLOR="#a9b4c1" DESTINATION="ID_1810760662" ENDARROW="Default" ENDINCLINATION="1600;-25;" ID="Arrow_ID_1610122569" SOURCE="ID_1164942946" STARTARROW="None" STARTINCLINATION="-227;-646;"/>
<linktarget COLOR="#a9b4c1" DESTINATION="ID_1810760662" ENDARROW="Default" ENDINCLINATION="1600;-25;" ID="Arrow_ID_1610122569" SOURCE="ID_1164942946" STARTARROW="None" STARTINCLINATION="-756;164;"/>
<icon BUILTIN="info"/>
</node>
</node>