core/events.go


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// Copyright 2014 The go-ethereum Authors
// This file is part of the go-ethereum library.
//
// The go-ethereum library is free software: you can redistribute it and/or modify
// it under the terms of the GNU Lesser General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// The go-ethereum library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public License
// along with the go-ethereum library. If not, see <http://www.gnu.org/licenses/>.

package core

import (
    "math/big"

    "github.com/ethereum/go-ethereum/common"
    "github.com/ethereum/go-ethereum/core/types"
)

// TxPreEvent is posted when a transaction enters the transaction pool.
type TxPreEvent struct{ Tx *types.Transaction }

// TxPostEvent is posted when a transaction has been processed.
type TxPostEvent struct{ Tx *types.Transaction }

// PendingLogsEvent is posted pre mining and notifies of pending logs.
type PendingLogsEvent struct {
    Logs []*types.Log
}

// PendingStateEvent is posted pre mining and notifies of pending state changes.
type PendingStateEvent struct{}

// NewMinedBlockEvent is posted when a block has been imported.
type NewMinedBlockEvent struct{ Block *types.Block }

// RemovedTransactionEvent is posted when a reorg happens
type RemovedTransactionEvent struct{ Txs types.Transactions }

// RemovedLogEvent is posted when a reorg happens
type RemovedLogsEvent struct{ Logs []*types.Log }

// ChainSplit is posted when a new head is detected
type ChainSplitEvent struct {
    Block *types.Block
    Logs  []*types.Log
}

type ChainEvent struct {
    Block *types.Block
    Hash  common.Hash
    Logs  []*types.Log
}

type ChainSideEvent struct {
    Block *types.Block
}

type PendingBlockEvent struct {
    Block *types.Block
    Logs  []*types.Log
}

type ChainUncleEvent struct {
    Block *types.Block
}

type ChainHeadEvent struct{ Block *types.Block }

type GasPriceChanged struct{ Price *big.Int }

// Mining operation events
type StartMining struct{}
type TopMining struct{}