definitions for creating my first Interface instance :-)
This commit is contained in:
Christian Thaeter
parent
8c501a3d7c
commit
b841ab3139
4 changed files with 115 additions and 25 deletions
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@ -26,6 +26,10 @@
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#include "include/nobugcfg.h"
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#include "common/util.hpp"
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extern "C" {
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#include "lumiera/interfacedescriptor.h"
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}
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#include <string>
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@ -34,23 +38,109 @@ namespace gui {
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using std::string;
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using util::cStr;
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class GuiNotificationFacade
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: public GuiNotification
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{
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void
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displayInfo (string const& text)
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{
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INFO (operate, "GUI: display '%s' as notification message.", cStr(text));
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}
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void
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triggerGuiShutdown (string const& cause)
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{
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NOTICE (operate, "GUI: shutdown triggered with explanation '%s'....", cStr(cause));
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}
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};
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namespace { // facade implementation details
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//////////////////////////////////////////////TODO: define an instance lumieraorg_guinotification_facade by forwarding to GuiNotificationFacade
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class GuiNotificationFacade
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: public GuiNotification
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{
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void
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displayInfo (string const& text)
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{
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INFO (operate, "@GUI: display '%s' as notification message.", cStr(text));
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}
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void
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triggerGuiShutdown (string const& cause)
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{
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NOTICE (operate, "@GUI: shutdown triggered with explanation '%s'....", cStr(cause));
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}
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};
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/*=================== define an lumieraorg_guinotification instance ====================== */
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LUMIERA_INTERFACE_INSTANCE (lumieraorg_interfacedescriptor, 0
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,lumieraorg_GuiNotificationFacade_descriptor
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, NULL, NULL, NULL
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, LUMIERA_INTERFACE_INLINE (name, LUIDGEN,
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const char*, (LumieraInterface iface),
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{ return "GuiNotification"; }
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)
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, LUMIERA_INTERFACE_INLINE (brief, LUIDGEN,
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const char*, (LumieraInterface iface),
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{ return "GUI Interface: push state update and notification of events into the GUI"; }
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)
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, LUMIERA_INTERFACE_INLINE (homepage, LUIDGEN,
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const char*, (LumieraInterface iface),
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{ return "http://www.lumiera.org/develompent.html" ;}
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)
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, LUMIERA_INTERFACE_INLINE (version, LUIDGEN,
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const char*, (LumieraInterface iface),
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{ return "0.1~pre"; }
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)
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, LUMIERA_INTERFACE_INLINE (author, LUIDGEN,
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const char*, (LumieraInterface iface),
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{ return "Hermann Vosseler"; }
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)
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, LUMIERA_INTERFACE_INLINE (email, LUIDGEN,
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const char*, (LumieraInterface iface),
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{ return "Ichthyostega@web.de"; }
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)
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, LUMIERA_INTERFACE_INLINE (copyright, LUIDGEN,
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const char*, (LumieraInterface iface),
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{
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return
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"Copyright (C) Lumiera.org\n"
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" 2008 Hermann Vosseler <Ichthyostega@web.de>";
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}
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)
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, LUMIERA_INTERFACE_INLINE (license, LUIDGEN,
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const char*, (LumieraInterface iface),
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{
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return
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"This program is free software; you can redistribute it and/or modify\n"
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"it under the terms of the GNU General Public License as published by\n"
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"the Free Software Foundation; either version 2 of the License, or\n"
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"(at your option) any later version.\n"
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"\n"
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"This program is distributed in the hope that it will be useful,\n"
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"but WITHOUT ANY WARRANTY; without even the implied warranty of\n"
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"MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the\n"
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"GNU General Public License for more details.\n"
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"\n"
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"You should have received a copy of the GNU General Public License\n"
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"along with this program; if not, write to the Free Software\n"
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"Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA";
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}
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)
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, LUMIERA_INTERFACE_INLINE (state, LUIDGEN,
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int, (LumieraInterface iface),
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{return LUMIERA_INTERFACE_EXPERIMENTAL; }
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)
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, LUMIERA_INTERFACE_INLINE (versioncmp, LUIDGEN,
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int, (const char* a, const char* b),
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{return 0;} ////////////////////////////////////////////TODO
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)
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);
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LUMIERA_INTERFACE_INSTANCE (lumieraorg_GuiNotification, 1
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,lumieraorg_GuiNotificationFacade
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, LUMIERA_INTERFACE_REF(lumieraorg_interfacedescriptor, 0, lumieraorg_GuiNotificationFacade_descriptor)
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, open_facade
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, close_facade
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, LUMIERA_INTERFACE_INLINE (displayInfo, LUIDGEN,
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void, (const char* text),
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{ return _facade->displayInfo(text); }
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)
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, LUMIERA_INTERFACE_INLINE (triggerGuiShutdown, LUIDGEN,
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void, (const char* cause),
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{ return _facade->triggerGuiShutdown(cause); }
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)
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);
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} // (END) facade implementation details
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} // namespace gui
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@ -49,7 +49,7 @@ namespace gui {
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/*********************************************************************
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* Global access point pushing state update and notification of events
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* Global access point to push state update and notification of events
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* from the lower layers into the Lumiera GUI. Typically, this happens
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* asynchronously and triggered by events within the lower layers.
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*
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@ -74,7 +74,7 @@ namespace gui {
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extern "C" {
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#include "lumiera/interface.h"
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LUMIERA_INTERFACE_DECLARE (lumieraorg_guinotification, 0,
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LUMIERA_INTERFACE_DECLARE (lumieraorg_GuiNotification, 1,
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LUMIERA_INTERFACE_SLOT (void, displayInfo, (const char*)),
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LUMIERA_INTERFACE_SLOT (void, triggerGuiShutdown, (const char*)),
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);
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@ -29,10 +29,10 @@
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* The interface subsystem must be able to categorize implementations to present possible
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* upgrade paths to the user. This is done by the tagging it to a certain state in concert
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* with the version and the user supplied version compare function. The respective numbers
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* are choosen in a way that a higher value indicates precedence when selecting an implementation.
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* are chosen in a way that a higher value indicates precedence when selecting an implementation.
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* Note that 'BETA' is higher than 'DEPRECATED', we make the assumption that BETA is at least
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* maintained code and something gets deprecated for some reason. For common practice it is
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* suggested to make a stable release before declaring its predcessor version as deprecated.
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* suggested to make a stable release before declaring its predecessor version as deprecated.
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*/
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enum lumiera_interface_state {
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/** some known bugs exist which won't be fixed, don't use this */
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@ -73,7 +73,7 @@ LUMIERA_INTERFACE_DECLARE (lumieraorg_interfacedescriptor, 0,
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#if 0
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/**
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* For convinience, a copy'n'paste descriptor
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* For convenience, a copy'n'paste descriptor
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*/
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LUMIERA_INTERFACE_INSTANCE (lumieraorg_interfacedescriptor, 0,
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/*IDENTIFIER*/,
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@ -40,11 +40,11 @@ namespace gui {
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class GuiNotificationInterfaceProxy
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: public GuiNotification
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{
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LUMIERA_INTERFACE_HANDLE(lumieraorg_guinotification, 0) interface_;
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LUMIERA_INTERFACE_INAME(lumieraorg_GuiNotification, 1) * interface_;
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GuiNotificationInterfaceProxy ()
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{
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interface_ = LUMIERA_INTERFACE_OPEN (lumieraorg_guinotification, 0, 0, lumieraorg_guinotification_facade);
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interface_ = LUMIERA_INTERFACE_OPEN (lumieraorg_GuiNotification, 1, 2, lumieraorg_GuiNotificationFacade);
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if (!interface_)
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throw lumiera::error::State ("unable to access GuiNotificationFacade");
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}
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