74 lines
2.5 KiB
Go
74 lines
2.5 KiB
Go
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// 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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"errors"
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"time"
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"github.com/gdamore/tcell/v2/terminfo"
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)
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var (
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// ErrTermNotFound indicates that a suitable terminal entry could
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// not be found. This can result from either not having TERM set,
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// or from the TERM failing to support certain minimal functionality,
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// in particular absolute cursor addressability (the cup capability)
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// is required. For example, legacy "adm3" lacks this capability,
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// whereas the slightly newer "adm3a" supports it. This failure
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// occurs most often with "dumb".
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ErrTermNotFound = terminfo.ErrTermNotFound
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// ErrNoScreen indicates that no suitable screen could be found.
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// This may result from attempting to run on a platform where there
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// is no support for either termios or console I/O (such as nacl),
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// or from running in an environment where there is no access to
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// a suitable console/terminal device. (For example, running on
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// without a controlling TTY or with no /dev/tty on POSIX platforms.)
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ErrNoScreen = errors.New("no suitable screen available")
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// ErrNoCharset indicates that the locale environment the
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// program is not supported by the program, because no suitable
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// encoding was found for it. This problem never occurs if
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// the environment is UTF-8 or UTF-16.
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ErrNoCharset = errors.New("character set not supported")
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// ErrEventQFull indicates that the event queue is full, and
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// cannot accept more events.
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ErrEventQFull = errors.New("event queue full")
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)
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// An EventError is an event representing some sort of error, and carries
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// an error payload.
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type EventError struct {
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t time.Time
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err error
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}
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// When returns the time when the event was created.
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func (ev *EventError) When() time.Time {
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return ev.t
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}
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// Error implements the error.
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func (ev *EventError) Error() string {
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return ev.err.Error()
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}
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// NewEventError creates an ErrorEvent with the given error payload.
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func NewEventError(err error) *EventError {
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return &EventError{t: time.Now(), err: err}
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}
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