154 lines
		
	
	
		
			3.4 KiB
		
	
	
	
		
			Go
		
	
	
	
	
	
			
		
		
	
	
			154 lines
		
	
	
		
			3.4 KiB
		
	
	
	
		
			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 (
 | |
| 	"errors"
 | |
| 	"fmt"
 | |
| 	"io/ioutil"
 | |
| 	"net/url"
 | |
| 	"os"
 | |
| 	"path"
 | |
| 	"path/filepath"
 | |
| 
 | |
| 	"github.com/ethereum/go-ethereum/common"
 | |
| 	"github.com/ethereum/go-ethereum/core/types"
 | |
| 	"github.com/ethereum/go-ethereum/xeth"
 | |
| 	"github.com/howeyc/fsnotify"
 | |
| 	"github.com/obscuren/qml"
 | |
| )
 | |
| 
 | |
| type HtmlApplication struct {
 | |
| 	win     *qml.Window
 | |
| 	webView qml.Object
 | |
| 	engine  *qml.Engine
 | |
| 	lib     *UiLib
 | |
| 	path    string
 | |
| 	watcher *fsnotify.Watcher
 | |
| }
 | |
| 
 | |
| func NewHtmlApplication(path string, lib *UiLib) *HtmlApplication {
 | |
| 	engine := qml.NewEngine()
 | |
| 
 | |
| 	return &HtmlApplication{engine: engine, lib: lib, path: path}
 | |
| 
 | |
| }
 | |
| 
 | |
| func (app *HtmlApplication) Create() error {
 | |
| 	component, err := app.engine.LoadFile(app.lib.AssetPath("qml/webapp.qml"))
 | |
| 	if err != nil {
 | |
| 		return err
 | |
| 	}
 | |
| 
 | |
| 	if filepath.Ext(app.path) == "eth" {
 | |
| 		return errors.New("Ethereum package not yet supported")
 | |
| 
 | |
| 		// TODO
 | |
| 		//common.OpenPackage(app.path)
 | |
| 	}
 | |
| 
 | |
| 	win := component.CreateWindow(nil)
 | |
| 	win.Set("url", app.path)
 | |
| 	webView := win.ObjectByName("webView")
 | |
| 
 | |
| 	app.win = win
 | |
| 	app.webView = webView
 | |
| 
 | |
| 	return nil
 | |
| }
 | |
| 
 | |
| func (app *HtmlApplication) RootFolder() string {
 | |
| 	folder, err := url.Parse(app.path)
 | |
| 	if err != nil {
 | |
| 		return ""
 | |
| 	}
 | |
| 	return path.Dir(common.WindonizePath(folder.RequestURI()))
 | |
| }
 | |
| func (app *HtmlApplication) RecursiveFolders() []os.FileInfo {
 | |
| 	files, _ := ioutil.ReadDir(app.RootFolder())
 | |
| 	var folders []os.FileInfo
 | |
| 	for _, file := range files {
 | |
| 		if file.IsDir() {
 | |
| 			folders = append(folders, file)
 | |
| 		}
 | |
| 	}
 | |
| 	return folders
 | |
| }
 | |
| 
 | |
| func (app *HtmlApplication) NewWatcher(quitChan chan bool) {
 | |
| 	var err error
 | |
| 
 | |
| 	app.watcher, err = fsnotify.NewWatcher()
 | |
| 	if err != nil {
 | |
| 		guilogger.Infoln("Could not create new auto-reload watcher:", err)
 | |
| 		return
 | |
| 	}
 | |
| 	err = app.watcher.Watch(app.RootFolder())
 | |
| 	if err != nil {
 | |
| 		guilogger.Infoln("Could not start auto-reload watcher:", err)
 | |
| 		return
 | |
| 	}
 | |
| 	for _, folder := range app.RecursiveFolders() {
 | |
| 		fullPath := app.RootFolder() + "/" + folder.Name()
 | |
| 		app.watcher.Watch(fullPath)
 | |
| 	}
 | |
| 
 | |
| 	go func() {
 | |
| 	out:
 | |
| 		for {
 | |
| 			select {
 | |
| 			case <-quitChan:
 | |
| 				app.watcher.Close()
 | |
| 				break out
 | |
| 			case <-app.watcher.Event:
 | |
| 				//guilogger.Debugln("Got event:", ev)
 | |
| 				app.webView.Call("reload")
 | |
| 			case err := <-app.watcher.Error:
 | |
| 				// TODO: Do something here
 | |
| 				guilogger.Infoln("Watcher error:", err)
 | |
| 			}
 | |
| 		}
 | |
| 	}()
 | |
| 
 | |
| }
 | |
| 
 | |
| func (app *HtmlApplication) Engine() *qml.Engine {
 | |
| 	return app.engine
 | |
| }
 | |
| 
 | |
| func (app *HtmlApplication) Window() *qml.Window {
 | |
| 	return app.win
 | |
| }
 | |
| 
 | |
| func (app *HtmlApplication) NewBlock(block *types.Block) {
 | |
| 	b := &xeth.Block{Number: int(block.NumberU64()), Hash: block.Hash().Hex()}
 | |
| 	app.webView.Call("onNewBlockCb", b)
 | |
| }
 | |
| 
 | |
| func (app *HtmlApplication) Destroy() {
 | |
| 	app.engine.Destroy()
 | |
| }
 | |
| 
 | |
| func (app *HtmlApplication) Post(data string, seed int) {
 | |
| 	fmt.Println("about to call 'post'")
 | |
| 	app.webView.Call("post", seed, data)
 | |
| }
 |