1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
|
/*
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 (
"github.com/ethereum/go-ethereum/core"
"github.com/ethereum/go-ethereum/core/types"
"github.com/ethereum/go-ethereum/event"
"github.com/ethereum/go-ethereum/xeth"
"github.com/obscuren/qml"
)
type AppContainer interface {
Create() error
Destroy()
Window() *qml.Window
Engine() *qml.Engine
NewBlock(*types.Block)
NewWatcher(chan bool)
Post(string, int)
}
type ExtApplication struct {
*xeth.XEth
eth core.Backend
events event.Subscription
watcherQuitChan chan bool
filters map[string]*core.Filter
container AppContainer
lib *UiLib
}
func NewExtApplication(container AppContainer, lib *UiLib) *ExtApplication {
return &ExtApplication{
XEth: xeth.New(lib.eth),
eth: lib.eth,
watcherQuitChan: make(chan bool),
filters: make(map[string]*core.Filter),
container: container,
lib: lib,
}
}
func (app *ExtApplication) run() {
// Set the "eth" api on to the containers context
context := app.container.Engine().Context()
context.SetVar("eth", app)
context.SetVar("ui", app.lib)
err := app.container.Create()
if err != nil {
guilogger.Errorln(err)
return
}
// Call the main loop
go app.mainLoop()
app.container.NewWatcher(app.watcherQuitChan)
win := app.container.Window()
win.Show()
win.Wait()
app.stop()
}
func (app *ExtApplication) stop() {
app.events.Unsubscribe()
// Kill the main loop
app.watcherQuitChan <- true
app.container.Destroy()
}
func (app *ExtApplication) mainLoop() {
for ev := range app.events.Chan() {
switch ev := ev.(type) {
case core.NewBlockEvent:
app.container.NewBlock(ev.Block)
/* TODO remove
case state.Messages:
for id, filter := range app.filters {
msgs := filter.FilterMessages(ev)
if len(msgs) > 0 {
app.container.Messages(msgs, id)
}
}
*/
}
}
}
|
