plugeth/ethereal/ui/ui_lib.go
2014-05-28 18:11:27 +02:00

191 lines
4.3 KiB
Go

package ethui
import (
"bitbucket.org/kardianos/osext"
"github.com/ethereum/eth-go"
"github.com/ethereum/eth-go/ethchain"
"github.com/ethereum/eth-go/ethutil"
"github.com/go-qml/qml"
"os"
"path"
"path/filepath"
"runtime"
)
type memAddr struct {
Num string
Value string
}
// UI Library that has some basic functionality exposed
type UiLib struct {
engine *qml.Engine
eth *eth.Ethereum
connected bool
assetPath string
// The main application window
win *qml.Window
Db *Debugger
DbWindow *DebuggerWindow
}
func NewUiLib(engine *qml.Engine, eth *eth.Ethereum, assetPath string) *UiLib {
if assetPath == "" {
assetPath = DefaultAssetPath()
}
return &UiLib{engine: engine, eth: eth, assetPath: assetPath}
}
// Opens a QML file (external application)
func (ui *UiLib) Open(path string) {
component, err := ui.engine.LoadFile(path[7:])
if err != nil {
ethutil.Config.Log.Debugln(err)
}
win := component.CreateWindow(nil)
go func() {
win.Show()
win.Wait()
}()
}
func (ui *UiLib) OpenHtml(path string) {
container := NewHtmlApplication(path, ui)
app := NewExtApplication(container, ui)
go app.run()
}
func (ui *UiLib) Muted(content string) {
component, err := ui.engine.LoadFile(ui.AssetPath("qml/muted.qml"))
if err != nil {
ethutil.Config.Log.Debugln(err)
return
}
win := component.CreateWindow(nil)
go func() {
path := "file://" + ui.AssetPath("muted/index.html")
win.Set("url", path)
win.Show()
win.Wait()
}()
}
func (ui *UiLib) Connect(button qml.Object) {
if !ui.connected {
ui.eth.Start(true)
ui.connected = true
button.Set("enabled", false)
}
}
func (ui *UiLib) ConnectToPeer(addr string) {
ui.eth.ConnectToPeer(addr)
}
func (ui *UiLib) AssetPath(p string) string {
return path.Join(ui.assetPath, p)
}
func (self *UiLib) StartDbWithContractAndData(contractHash, data string) {
dbWindow := NewDebuggerWindow(self)
object := self.eth.StateManager().CurrentState().GetStateObject(ethutil.FromHex(contractHash))
if len(object.Script()) > 0 {
dbWindow.SetCode("0x" + ethutil.Hex(object.Script()))
}
dbWindow.SetData("0x" + data)
dbWindow.Show()
}
func (self *UiLib) StartDbWithCode(code string) {
dbWindow := NewDebuggerWindow(self)
dbWindow.SetCode("0x" + code)
dbWindow.Show()
}
func (self *UiLib) StartDebugger() {
dbWindow := NewDebuggerWindow(self)
//self.DbWindow = dbWindow
dbWindow.Show()
}
func DefaultAssetPath() string {
var base string
// If the current working directory is the go-ethereum dir
// assume a debug build and use the source directory as
// asset directory.
pwd, _ := os.Getwd()
if pwd == path.Join(os.Getenv("GOPATH"), "src", "github.com", "ethereum", "go-ethereum", "ethereal") {
base = path.Join(pwd, "assets")
} else {
switch runtime.GOOS {
case "darwin":
// Get Binary Directory
exedir, _ := osext.ExecutableFolder()
base = filepath.Join(exedir, "../Resources")
case "linux":
base = "/usr/share/ethereal"
case "window":
fallthrough
default:
base = "."
}
}
return base
}
func (ui *UiLib) DebugTx(recipient, valueStr, gasStr, gasPriceStr, data string) {
state := ui.eth.BlockChain().CurrentBlock.State()
script, err := ethutil.Compile(data)
if err != nil {
ethutil.Config.Log.Debugln(err)
return
}
dis := ethchain.Disassemble(script)
ui.win.Root().Call("clearAsm")
for _, str := range dis {
ui.win.Root().Call("setAsm", str)
}
// Contract addr as test address
keyPair := ethutil.GetKeyRing().Get(0)
callerTx :=
ethchain.NewContractCreationTx(ethutil.Big(valueStr), ethutil.Big(gasStr), ethutil.Big(gasPriceStr), script)
callerTx.Sign(keyPair.PrivateKey)
account := ui.eth.StateManager().TransState().GetStateObject(keyPair.Address())
contract := ethchain.MakeContract(callerTx, state)
callerClosure := ethchain.NewClosure(account, contract, contract.Init(), state, ethutil.Big(gasStr), ethutil.Big(gasPriceStr))
block := ui.eth.BlockChain().CurrentBlock
vm := ethchain.NewVm(state, ui.eth.StateManager(), ethchain.RuntimeVars{
Origin: account.Address(),
BlockNumber: block.BlockInfo().Number,
PrevHash: block.PrevHash,
Coinbase: block.Coinbase,
Time: block.Time,
Diff: block.Difficulty,
})
ui.Db.done = false
go func() {
callerClosure.Call(vm, contract.Init(), ui.Db.halting)
state.Reset()
ui.Db.done = true
}()
}
func (ui *UiLib) Next() {
ui.Db.Next()
}