/
main.go
168 lines (135 loc) · 3.65 KB
/
main.go
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package main
import (
//"fmt"
"github.com/icza/gowut/gwu"
"io/ioutil"
//"io"
"os"
"strconv"
"time"
)
var expanderDir map[gwu.Expander]string
var handler = new(ExpanderHandler)
var khandler = new(KHandler)
var foobar = new(Foobar)
var baseDir = "/"
func main() {
expanderDir = make(map[gwu.Expander]string)
// Create and build a window
win := gwu.NewWindow("main", "goperu - peruse files with browser")
win.Style().SetFullWidth()
win.SetHAlign(gwu.HA_LEFT)
win.SetCellPadding(2)
//win.SetTheme(gwu.THEME_DEBUG)
p := gwu.NewPanel()
p.Style().SetFullWidth()
hostname, err := os.Hostname()
if err != nil {
hostname = ""
}
link := gwu.NewLink("goperu", "https://github.com/gnewton/goperu")
p.Add(link)
p.AddVSpace(10)
l := gwu.NewLabel(hostname + ": Explore")
l.Style().SetColor(gwu.CLR_GREEN)
p.Add(l)
p.AddVSpace(20)
e := makeExpander(baseDir)
expanderDir[e] = baseDir
p.Add(e)
e.AddEHandler(handler, gwu.ETYPE_STATE_CHANGE)
//e.AddEHandler(handler, gwu.ETYPE_MOUSE_DOWN)
win.Add(p)
// Create and start a GUI server (omitting error check)
server := gwu.NewServer("goperu", "localhost:8081")
server.SetText("goperu")
server.AddWin(win)
server.Start("") // Also opens windows list in browser
}
type ExpanderHandler struct {
}
type KHandler struct {
}
type Foobar struct {
}
func makeExpander(dir string) gwu.Expander {
e := gwu.NewExpander()
e.SetHeader(gwu.NewLabel(dir))
e.Style().SetPaddingLeft("20")
expanderDir[e] = dir
return e
}
const layout = time.RFC822
func (kk KHandler) HandleEvent(e gwu.Event) {
}
func (zz ExpanderHandler) HandleEvent(e gwu.Event) {
switch t := e.Src().(type) {
case gwu.Expander:
dir, _ := expanderDir[t]
//fmt.Println("Dir=" + dir)
files, _ := ioutil.ReadDir(dir)
var p gwu.Panel
var table gwu.Table
p = nil
dirList := make([]gwu.Comp, 0, 0)
fileLabelList := make([]gwu.Comp, 0, 0)
fileTimeList := make([]gwu.Comp, 0, 0)
fileSizeList := make([]gwu.Comp, 0, 0)
for _, f := range files {
if p == nil {
p = gwu.NewPanel()
t.SetContent(p)
table = gwu.NewTable()
table.SetCellPadding(5)
p.Add(table)
}
if f.IsDir() {
// owned by root // only works on linux
newExpander := makeExpander(f.Name())
newExpander.SetToolTip("DIR - Click to view contents")
newExpander.Style().SetColor("blue")
if dir == "/" {
expanderDir[newExpander] = dir + f.Name()
} else {
expanderDir[newExpander] = dir + "/" + f.Name()
}
newExpander.AddEHandler(handler, gwu.ETYPE_STATE_CHANGE)
dirList = append(dirList, newExpander)
} else {
fileLabel := gwu.NewLabel(f.Name())
fileLabel.Style().SetPaddingLeft("20")
fileLabel.SetToolTip("FILE")
fileLabel.AddEHandler(foobar, gwu.ETYPE_MOUSE_DOWN)
fileLabelList = append(fileLabelList, fileLabel)
fileTimeLabel := gwu.NewLabel(f.ModTime().Format(layout))
fileTimeList = append(fileTimeList, fileTimeLabel)
fileSizeLabel := gwu.NewLabel(strconv.FormatInt(f.Size(), 10) + "k")
fileSizeList = append(fileSizeList, fileSizeLabel)
}
}
row := 0
for _, dir := range dirList {
table.Add(dir, row, 0)
row = row + 1
}
for i, _ := range fileLabelList {
table.Add(fileLabelList[i], row, 0)
rfmt := table.CellFmt(row, 0)
rfmt.SetHAlign(gwu.HA_LEFT)
rfmt.SetVAlign(gwu.VA_TOP)
table.Add(fileTimeList[i], row, 1)
rfmt = table.CellFmt(row, 1)
rfmt.SetHAlign(gwu.HA_LEFT)
rfmt.SetVAlign(gwu.VA_TOP)
table.Add(fileSizeList[i], row, 2)
rfmt = table.CellFmt(row, 2)
rfmt.SetHAlign(gwu.HA_RIGHT)
rfmt.SetVAlign(gwu.VA_TOP)
row = row + 1
}
default:
// t is some other type that we didn't name.
}
}
func (h Foobar) HandleEvent(e gwu.Event) {
}