142 lines
2.9 KiB
Go
142 lines
2.9 KiB
Go
package ethui
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import (
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"bufio"
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"encoding/hex"
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"fmt"
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"github.com/ethereum/eth-go"
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"github.com/ethereum/eth-go/ethchain"
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"github.com/ethereum/eth-go/ethutil"
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"github.com/niemeyer/qml"
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"strings"
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"time"
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)
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type Gui struct {
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win *qml.Window
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engine *qml.Engine
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component *qml.Common
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eth *eth.Ethereum
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// The Ethereum library
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lib *EthLib
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}
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func New(ethereum *eth.Ethereum) *Gui {
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lib := &EthLib{blockManager: ethereum.BlockManager, blockChain: ethereum.BlockManager.BlockChain(), txPool: ethereum.TxPool}
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return &Gui{eth: ethereum, lib: lib}
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}
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type Block struct {
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Number int
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Hash string
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}
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func NewBlockFromBlock(block *ethchain.Block) *Block {
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info := block.BlockInfo()
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hash := hex.EncodeToString(block.Hash())
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return &Block{Number: int(info.Number), Hash: hash}
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}
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func (ui *Gui) Start() {
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qml.RegisterTypes("GoExtensions", 1, 0, []qml.TypeSpec{{
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Init: func(p *Block, obj qml.Object) { p.Number = 0; p.Hash = "" },
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}})
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ethutil.Config.Log.Infoln("[GUI] Starting GUI")
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ui.engine = qml.NewEngine()
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component, err := ui.engine.LoadFile("wallet.qml")
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if err != nil {
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panic(err)
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}
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ui.win = component.CreateWindow(nil)
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context := ui.engine.Context()
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context.SetVar("eth", ui.lib)
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context.SetVar("ui", &UiLib{engine: ui.engine, eth: ui.eth})
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ui.eth.BlockManager.SecondaryBlockProcessor = ui
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ethutil.Config.Log.AddLogSystem(ui)
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go ui.setInitialBlockChain()
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go ui.updatePeers()
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ui.win.Show()
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ui.win.Wait()
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}
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func (ui *Gui) setInitialBlockChain() {
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chain := ui.eth.BlockManager.BlockChain().GetChain(ui.eth.BlockManager.BlockChain().CurrentBlock.Hash(), 10)
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for _, block := range chain {
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ui.ProcessBlock(block)
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}
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}
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func (ui *Gui) ProcessBlock(block *ethchain.Block) {
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ui.win.Root().Call("addBlock", NewBlockFromBlock(block))
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}
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func (ui *Gui) Println(v ...interface{}) {
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str := fmt.Sprintln(v...)
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// remove last \n
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ui.win.Root().Call("addLog", str[:len(str)-1])
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}
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func (ui *Gui) Printf(format string, v ...interface{}) {
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str := strings.TrimRight(fmt.Sprintf(format, v...), "\n")
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ui.win.Root().Call("addLog", str)
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}
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func (ui *Gui) updatePeers() {
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for {
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ui.win.Root().Call("setPeers", fmt.Sprintf("%d / %d", ui.eth.Peers().Len(), ui.eth.MaxPeers))
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time.Sleep(1 * time.Second)
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}
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}
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type UiLib struct {
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engine *qml.Engine
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eth *eth.Ethereum
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}
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func (ui *UiLib) Open(path string) {
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component, err := ui.engine.LoadFile(path[7:])
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if err != nil {
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ethutil.Config.Log.Debugln(err)
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}
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win := component.CreateWindow(nil)
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go func() {
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win.Show()
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win.Wait()
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}()
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}
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func (ui *UiLib) Connect() {
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ui.eth.Start()
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}
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type Tester struct {
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root qml.Object
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}
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func (t *Tester) Compile(area qml.Object) {
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fmt.Println(area)
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ethutil.Config.Log.Infoln("[TESTER] Compiling")
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code := area.String("text")
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scanner := bufio.NewScanner(strings.NewReader(code))
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scanner.Split(bufio.ScanLines)
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var lines []string
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for scanner.Scan() {
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lines = append(lines, scanner.Text())
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}
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}
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