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41 lines
1.3 KiB
Go
41 lines
1.3 KiB
Go
// Copyright (c) 2021 Proton Technologies AG
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//
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// This file is part of ProtonMail Bridge.
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//
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// ProtonMail Bridge is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// ProtonMail Bridge is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with ProtonMail Bridge. If not, see <https://www.gnu.org/licenses/>.
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package pmapi
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type ConnectionObserver interface {
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OnDown()
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OnUp()
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}
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type observer struct {
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onDown, onUp func()
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}
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// NewConnectionObserver is a helper function to create a new connection observer from two callbacks.
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// It doesn't need to be used; anything which implements the ConnectionObserver interface can be an observer.
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func NewConnectionObserver(onDown, onUp func()) ConnectionObserver {
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return &observer{
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onDown: onDown,
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onUp: onUp,
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}
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}
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func (o observer) OnDown() { o.onDown() }
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func (o observer) OnUp() { o.onUp() }
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