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Move Frontend interface to separate file

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This commit is contained in:
Taylor Gerring 2015-03-24 16:42:33 +01:00
parent 65d553d367
commit 2106a63d60
2 changed files with 32 additions and 27 deletions
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32
xeth/frontend.go Normal file
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@ -0,0 +1,32 @@
package xeth
import (
"github.com/ethereum/go-ethereum/core/types"
)
// Frontend should be implemented by users of XEth. Its methods are
// called whenever XEth makes a decision that requires user input.
type Frontend interface {
// UnlockAccount is called when a transaction needs to be signed
// but the key corresponding to the transaction's sender is
// locked.
//
// It should unlock the account with the given address and return
// true if unlocking succeeded.
UnlockAccount(address []byte) bool
// This is called for all transactions inititated through
// Transact. It should prompt the user to confirm the transaction
// and return true if the transaction was acknowledged.
//
// ConfirmTransaction is not used for Call transactions
// because they cannot change any state.
ConfirmTransaction(tx *types.Transaction) bool
}
// dummyFrontend is a non-interactive frontend that allows all
// transactions but cannot not unlock any keys.
type dummyFrontend struct{}
func (dummyFrontend) UnlockAccount([]byte) bool { return false }
func (dummyFrontend) ConfirmTransaction(*types.Transaction) bool { return true }

27
xeth/xeth.go
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@ -28,33 +28,6 @@ var (
defaultGas = big.NewInt(90000) //500000 defaultGas = big.NewInt(90000) //500000
) )
// Frontend should be implemented by users of XEth. Its methods are
// called whenever XEth makes a decision that requires user input.
type Frontend interface {
// UnlockAccount is called when a transaction needs to be signed
// but the key corresponding to the transaction's sender is
// locked.
//
// It should unlock the account with the given address and return
// true if unlocking succeeded.
UnlockAccount(address []byte) bool
// This is called for all transactions inititated through
// Transact. It should prompt the user to confirm the transaction
// and return true if the transaction was acknowledged.
//
// ConfirmTransaction is not used for Call transactions
// because they cannot change any state.
ConfirmTransaction(tx *types.Transaction) bool
}
// dummyFrontend is a non-interactive frontend that allows all
// transactions but cannot not unlock any keys.
type dummyFrontend struct{}
func (dummyFrontend) UnlockAccount([]byte) bool { return false }
func (dummyFrontend) ConfirmTransaction(*types.Transaction) bool { return true }
type XEth struct { type XEth struct {
backend *eth.Ethereum backend *eth.Ethereum
state *State state *State