op-geth/cmd/mist/qml_container.go

/*
	This file is part of go-ethereum

	go-ethereum is free software: you can redistribute it and/or modify
	it under the terms of the GNU General Public License as published by
	the Free Software Foundation, either version 3 of the License, or
	(at your option) any later version.

	go-ethereum 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 General Public License for more details.

	You should have received a copy of the GNU General Public License
	along with go-ethereum.  If not, see <http://www.gnu.org/licenses/>.
*/
/**
 * @authors
 * 	Jeffrey Wilcke <i@jev.io>
 */

package main

import (
	"runtime"

	"github.com/ethereum/go-ethereum/core/types"
	"github.com/ethereum/go-ethereum/xeth"
	"github.com/obscuren/qml"
)

type QmlApplication struct {
	win    *qml.Window
	engine *qml.Engine
	lib    *UiLib
	path   string
}

func NewQmlApplication(path string, lib *UiLib) *QmlApplication {
	engine := qml.NewEngine()
	return &QmlApplication{engine: engine, path: path, lib: lib}
}

func (app *QmlApplication) Create() error {
	path := string(app.path)

	// For some reason for windows we get /c:/path/to/something, windows doesn't like the first slash but is fine with the others so we are removing it
	if app.path[0] == '/' && runtime.GOOS == "windows" {
		path = app.path[1:]
	}

	component, err := app.engine.LoadFile(path)
	if err != nil {
		guilogger.Warnln(err)
	}
	app.win = component.CreateWindow(nil)

	return nil
}

func (app *QmlApplication) Destroy() {
	app.engine.Destroy()
}

func (app *QmlApplication) NewWatcher(quitChan chan bool) {
}

// Events
func (app *QmlApplication) NewBlock(block *types.Block) {
	pblock := &xeth.Block{Number: int(block.NumberU64()), Hash: block.Hash().Hex()}
	app.win.Call("onNewBlockCb", pblock)
}

// Getters
func (app *QmlApplication) Engine() *qml.Engine {
	return app.engine
}
func (app *QmlApplication) Window() *qml.Window {
	return app.win
}

func (app *QmlApplication) Post(data string, s int) {}