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54 lines
1.5 KiB
Go
54 lines
1.5 KiB
Go
// Copyright 2015 The TCell Authors
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use file except in compliance with the License.
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// You may obtain a copy of the license at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package tcell
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import (
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"time"
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)
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// Event is a generic interface used for passing around Events.
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// Concrete types follow.
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type Event interface {
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// When reports the time when the event was generated.
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When() time.Time
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}
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// EventTime is a simple base event class, suitable for easy reuse.
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// It can be used to deliver actual timer events as well.
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type EventTime struct {
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when time.Time
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}
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// When returns the time stamp when the event occurred.
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func (e *EventTime) When() time.Time {
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return e.when
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}
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// SetEventTime sets the time of occurrence for the event.
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func (e *EventTime) SetEventTime(t time.Time) {
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e.when = t
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}
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// SetEventNow sets the time of occurrence for the event to the current time.
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func (e *EventTime) SetEventNow() {
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e.SetEventTime(time.Now())
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}
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// EventHandler is anything that handles events. If the handler has
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// consumed the event, it should return true. False otherwise.
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type EventHandler interface {
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HandleEvent(Event) bool
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}
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