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fix(model): return connection from interface macro

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connection is normally returned from Qt's connect, and the caller may want to
track the connection to manually disconnect it.
This commit is contained in:
Anthony Bilinski 2019-10-10 02:53:41 -07:00
parent c507d2665d
commit 41b2b35ce3
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GPG Key ID: 2AA8E0DA1B31FB3C
1 changed files with 5 additions and 3 deletions
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8
src/model/interface.h
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@ -20,6 +20,8 @@
#ifndef INTERFACE_H
#define INTERFACE_H
#include <QMetaObject>
#include <functional>
/**
@ -48,7 +50,7 @@
*/
#define DECLARE_SIGNAL(name, ...) \
using Slot_##name = std::function<void (__VA_ARGS__)>; \
virtual void connectTo_##name(Slot_##name slot) const = 0
virtual QMetaObject::Connection connectTo_##name(Slot_##name slot) const = 0
/**
* @def DECLARE_SIGNAL
@ -56,7 +58,7 @@
*/
#define DECLARE_SIGNAL(name, ...) \
using Slot_##name = std::function<void (__VA_ARGS__)>; \
virtual void connectTo_##name(Slot_##name slot) const = 0
virtual QMetaObject::Connection connectTo_##name(Slot_##name slot) const = 0
/**
* @def SIGNAL_IMPL
@ -65,7 +67,7 @@
#define SIGNAL_IMPL(classname, name, ...) \
using Slot_##name = std::function<void (__VA_ARGS__)>; \
Q_SIGNAL void name(__VA_ARGS__); \
void connectTo_##name(Slot_##name slot) const override { \
QMetaObject::Connection connectTo_##name(Slot_##name slot) const override { \
connect(this, &classname::name, slot); \
}