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boltbrowser
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Switching over to termbox-util 

Also, remove some unneeded stuff.
This commit is contained in:
Brian Buller 2015-05-03 18:57:37 -05:00
parent 97aa2ce9d0
commit cc46445c69
6 changed files with 107 additions and 232 deletions
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32
bolt_model.go
View File

@ -12,6 +12,22 @@ type BoltDB struct {
buckets []BoltBucket
}
type BoltBucket struct {
name string
path []string
pairs []BoltPair
buckets []BoltBucket
parent *BoltBucket
expanded bool
}
type BoltPair struct {
path []string
parent *BoltBucket
key string
val string
}
func (bd *BoltDB) getDepthFromPath(path []string) int {
depth := 0
b, p, err := bd.getGenericFromPath(path)
@ -186,15 +202,6 @@ func (bd *BoltDB) getBucket(k string) (*BoltBucket, error) {
return nil, errors.New("Bucket Not Found")
}
type BoltBucket struct {
name string
path []string
pairs []BoltPair
buckets []BoltBucket
parent *BoltBucket
expanded bool
}
func (b *BoltBucket) getBucket(k string) (*BoltBucket, error) {
for i := range b.buckets {
if b.buckets[i].name == k {
@ -213,13 +220,6 @@ func (b *BoltBucket) getPair(k string) (*BoltPair, error) {
return nil, errors.New("Pair Not Found")
}
type BoltPair struct {
path []string
parent *BoltBucket
key string
val string
}
func toggleOpenBucket(path []string) error {
// Find the BoltBucket with a path == path
b, err := memBolt.getBucketFromPath(path)

5
screen_about.go
View File

@ -3,6 +3,7 @@ package main
import (
"fmt"
"github.com/nsf/termbox-go"
"gogs.bullercodeworks.com/brian/termbox-util"
)
type Command struct {
@ -15,8 +16,8 @@ type AboutScreen int
func drawCommandsAtPoint(commands []Command, x int, y int, style Style) {
x_pos, y_pos := x, y
for index, cmd := range commands {
drawStringAtPoint(fmt.Sprintf("%6s", cmd.key), x_pos, y_pos, style.default_fg, style.default_bg)
drawStringAtPoint(cmd.description, x_pos+8, y_pos, style.default_fg, style.default_bg)
termbox_util.DrawStringAtPoint(fmt.Sprintf("%6s", cmd.key), x_pos, y_pos, style.default_fg, style.default_bg)
termbox_util.DrawStringAtPoint(cmd.description, x_pos+8, y_pos, style.default_fg, style.default_bg)
y_pos++
if index > 2 && index%2 == 1 {
y_pos++

190
screen_browser.go
View File

@ -22,28 +22,20 @@ type BrowserScreen struct {
current_type int
message string
mode BrowserMode
input_modal *InputModal
input_modal *termbox_util.InputModal
}
type BrowserMode int
const (
MODE_BROWSE = iota
MODE_CHANGE_VAL
MODE_INSERT_BUCKET
MODE_INSERT_PAIR
MODE_BROWSE = 16 // 001 0000
MODE_CHANGE_VAL = 32 // 010 0000
MODE_INSERT_BUCKET = 48 // 011 0000
MODE_INSERT_PAIR = 64 // 100 0000
MODE_INSERT_PAIR_KEY = 65 // 100 0001
MODE_INSERT_PAIR_VAL = 66 // 100 0010
)
type InputModal struct {
x int
y int
width int
height int
text string
curr_val string
current_cursor int
}
type BoltType int
const (
@ -52,12 +44,15 @@ const (
)
func (screen *BrowserScreen) handleKeyEvent(event termbox.Event) int {
if screen.mode == 0 {
screen.mode = MODE_BROWSE
}
if screen.mode == MODE_BROWSE {
return screen.handleBrowseKeyEvent(event)
} else if screen.mode == MODE_CHANGE_VAL {
return screen.handleInputKeyEvent(event)
} else if screen.mode == MODE_INSERT_BUCKET {
return screen.handleInsertBucketKeyEvent(event)
return screen.handleInsertItemEvent(event)
}
return BROWSER_SCREEN_INDEX
}
@ -97,24 +92,25 @@ func (screen *BrowserScreen) handleBrowseKeyEvent(event termbox.Event) int {
screen.moveCursorUp()
} else if event.Ch == 'p' {
screen.insertPair()
screen.startInsertItem(TYPE_PAIR)
} else if event.Ch == 'b' {
screen.insertBucket()
screen.startInsertItem(TYPE_BUCKET)
} else if event.Ch == 'e' {
_, p, _ := screen.db.getGenericFromPath(screen.current_path)
if p != nil {
screen.createEditModal()
b, p, _ := screen.db.getGenericFromPath(screen.current_path)
if b != nil {
screen.message = "Cannot edit a bucket yet"
} else if p != nil {
screen.startEditItem(TYPE_PAIR)
}
screen.message = "Cannot edit a bucket yet"
} else if event.Key == termbox.KeyEnter {
b, p, _ := screen.db.getGenericFromPath(screen.current_path)
if b != nil {
toggleOpenBucket(screen.current_path)
} else if p != nil {
screen.createEditModal()
screen.startEditItem(TYPE_PAIR)
}
} else if event.Ch == 'l' || event.Key == termbox.KeyArrowRight {
@ -123,7 +119,7 @@ func (screen *BrowserScreen) handleBrowseKeyEvent(event termbox.Event) int {
if b != nil {
toggleOpenBucket(screen.current_path)
} else if p != nil {
screen.createEditModal()
screen.startEditItem(TYPE_PAIR)
} else {
screen.message = "Not sure what to do here..."
}
@ -156,58 +152,59 @@ func (screen *BrowserScreen) handleBrowseKeyEvent(event termbox.Event) int {
func (screen *BrowserScreen) handleInputKeyEvent(event termbox.Event) int {
if event.Key == termbox.KeyEsc {
screen.mode = MODE_BROWSE
} else if event.Key == termbox.KeyEnter {
b, p, e := screen.db.getGenericFromPath(screen.current_path)
if e == nil {
if b != nil {
screen.message = "Cannot edit bucket"
} else if p != nil {
if err := updatePairValue(screen.current_path, screen.input_modal.curr_val); err != nil {
screen.message = fmt.Sprint(err)
} else {
p.val = screen.input_modal.curr_val
}
screen.mode = MODE_BROWSE
}
}
} else if event.Key == termbox.KeyBackspace || event.Key == termbox.KeyBackspace2 || event.Key == termbox.KeyDelete {
screen.input_modal.curr_val = screen.input_modal.curr_val[:len(screen.input_modal.curr_val)-1]
screen.input_modal.Clear()
} else {
screen.input_modal.curr_val += string(event.Ch)
screen.input_modal.HandleKeyPress(event)
if screen.input_modal.IsDone() {
new_val := screen.input_modal.GetValue()
_, p, _ := screen.db.getGenericFromPath(screen.current_path)
if p != nil {
if updatePairValue(screen.current_path, new_val) != nil {
screen.message = "Error occurred updating Pair."
} else {
p.val = new_val
screen.message = "Pair updated!"
}
}
screen.mode = MODE_BROWSE
screen.input_modal.Clear()
}
}
return BROWSER_SCREEN_INDEX
}
func (screen *BrowserScreen) handleInsertBucketKeyEvent(event termbox.Event) int {
func (screen *BrowserScreen) handleInsertItemEvent(event termbox.Event) int {
if event.Key == termbox.KeyEsc {
screen.mode = MODE_BROWSE
} else if event.Key == termbox.KeyEnter {
b, p, e := screen.db.getGenericFromPath(screen.current_path)
if e == nil {
if b != nil {
if err := insertBucket(screen.current_path, screen.input_modal.curr_val); err != nil {
screen.message = fmt.Sprint(err)
} else {
if b.parent != nil {
//b.parent.buckets = append(b.parent.buckets, BoltBucket{name: screen.input_modal.curr_val
} else {
//screen.db.buckets = append(screen.db.buckets, BoltBucket{
/*
} else if event.Key == termbox.KeyEnter {
b, p, e := screen.db.getGenericFromPath(screen.current_path)
if e == nil {
if b != nil {
if err := insertBucket(screen.current_path, screen.input_modal.curr_val); err != nil {
screen.message = fmt.Sprint(err)
} else {
if b.parent != nil {
//b.parent.buckets = append(b.parent.buckets, BoltBucket{name: screen.input_modal.curr_val
} else {
//screen.db.buckets = append(screen.db.buckets, BoltBucket{
}
}
screen.mode = MODE_BROWSE
} else if p != nil {
if err := updatePairValue(screen.current_path, screen.input_modal.curr_val); err != nil {
screen.message = fmt.Sprint(err)
} else {
p.val = screen.input_modal.curr_val
}
screen.mode = MODE_BROWSE
}
}
screen.mode = MODE_BROWSE
} else if p != nil {
if err := updatePairValue(screen.current_path, screen.input_modal.curr_val); err != nil {
screen.message = fmt.Sprint(err)
} else {
p.val = screen.input_modal.curr_val
}
screen.mode = MODE_BROWSE
}
}
} else if event.Key == termbox.KeyBackspace || event.Key == termbox.KeyBackspace2 || event.Key == termbox.KeyDelete {
screen.input_modal.curr_val = screen.input_modal.curr_val[:len(screen.input_modal.curr_val)-1]
} else {
screen.input_modal.curr_val += string(event.Ch)
} else if event.Key == termbox.KeyBackspace || event.Key == termbox.KeyBackspace2 || event.Key == termbox.KeyDelete {
screen.input_modal.curr_val = screen.input_modal.curr_val[:len(screen.input_modal.curr_val)-1]
} else {
screen.input_modal.curr_val += string(event.Ch)
*/
}
return BROWSER_SCREEN_INDEX
}
@ -284,33 +281,11 @@ func (screen *BrowserScreen) drawScreen(style Style) {
screen.drawRightPane(style)
screen.drawHeader(style)
screen.drawFooter(style)
if screen.mode == MODE_CHANGE_VAL {
screen.drawInput(style)
if screen.mode == MODE_CHANGE_VAL || screen.mode == MODE_INSERT_BUCKET || screen.mode&MODE_INSERT_PAIR == MODE_INSERT_PAIR {
screen.input_modal.Draw()
}
}
func (screen *BrowserScreen) drawInput(style Style) {
box_x := screen.input_modal.x
box_y := screen.input_modal.y
box_width := screen.input_modal.width
box_height := screen.input_modal.height
termbox_util.FillWithChar(' ', box_x, box_y, box_x+box_width,
box_y+box_height, style.default_fg, style.default_bg,
)
termbox_util.DrawBorder(box_x, box_y, box_x+box_width, box_y+box_height, style.default_fg, style.default_bg)
termbox_util.DrawStringAtPoint(screen.input_modal.text, box_x+1,
box_y+1, style.default_fg|termbox.AttrBold, style.default_bg|termbox.AttrBold,
)
termbox_util.DrawBorder(box_x+2, box_y+2, box_x+box_width-2, box_y+4, style.default_fg, style.default_bg)
termbox_util.DrawStringAtPoint(screen.input_modal.curr_val, box_x+2, box_y+3, style.title_fg, style.title_bg)
termbox.SetCell(box_x+1+len(screen.input_modal.curr_val)+1, box_y+1, ' ', style.title_bg, style.title_fg)
termbox_util.DrawStringAtPoint(termbox_util.AlignText("'Enter' to Accept, 'ESC' to cancel", box_width-2, ALIGN_CENTER), box_x+2, box_y+5, style.default_fg, style.default_bg)
}
func (screen *BrowserScreen) drawHeader(style Style) {
width, _ := termbox.Size()
spaces := strings.Repeat(" ", (width / 2))
@ -446,37 +421,48 @@ func (screen *BrowserScreen) drawPair(bp *BoltPair, style Style, y int) int {
return 1
}
func (screen *BrowserScreen) createEditModal() bool {
func (screen *BrowserScreen) startEditItem(tp BoltType) bool {
b, p, e := screen.db.getGenericFromPath(screen.current_path)
if e == nil {
w, h := termbox.Size()
inp_w, inp_h := (w / 2), 6
inp_x, inp_y := ((w / 2) - (inp_w / 2)), ((h / 2) - inp_h)
mod := InputModal{x: inp_x, y: inp_y, width: inp_w, height: inp_h}
mod := termbox_util.CreateInputModal("", inp_x, inp_y, inp_w, inp_h, termbox.ColorWhite, termbox.ColorBlack)
if b != nil {
mod.text = termbox_util.AlignText(fmt.Sprintf("Rename Bucket '%s' to:", b.name), inp_w, ALIGN_CENTER)
mod.curr_val = b.name
mod.SetTitle(termbox_util.AlignText(fmt.Sprintf("Rename Bucket '%s' to:", b.name), inp_w, termbox_util.ALIGN_CENTER))
mod.SetValue(b.name)
} else if p != nil {
mod.text = termbox_util.AlignText(fmt.Sprintf("Input new value for '%s':", p.key), inp_w, ALIGN_CENTER)
mod.curr_val = p.val
mod.SetTitle(termbox_util.AlignText(fmt.Sprintf("Input new value for '%s'", p.key), inp_w, termbox_util.ALIGN_CENTER))
mod.SetValue(p.val)
}
screen.input_modal = &mod
screen.input_modal = mod
screen.mode = MODE_CHANGE_VAL
return true
}
return false
}
func (screen *BrowserScreen) startInsertItem(tp BoltType) bool {
if tp == TYPE_BUCKET {
screen.mode = MODE_INSERT_BUCKET
} else if tp == TYPE_PAIR {
screen.mode = MODE_INSERT_PAIR
}
return false
}
func (screen *BrowserScreen) insertBucket() bool {
//b, _, e := screen.db.getGenericFromPath(screen.current_path)
//if e == nil {
w, h := termbox.Size()
inp_w, inp_h := (w / 2), 6
inp_x, inp_y := ((w / 2) - (inp_w / 2)), ((h / 2) - inp_h)
mod := InputModal{x: inp_x, y: inp_y, width: inp_w, height: inp_h}
mod.text = termbox_util.AlignText("New Bucket Name:", inp_w, ALIGN_CENTER)
mod.curr_val = ""
screen.input_modal = &mod
mod := termbox_util.CreateInputModal("", inp_x, inp_y, inp_w, inp_h, termbox.ColorWhite, termbox.ColorBlack)
mod.SetTitle(termbox_util.AlignText("New Bucket Name:", inp_w, termbox_util.ALIGN_CENTER))
mod.SetValue("")
screen.input_modal = mod
screen.mode = MODE_INSERT_BUCKET
return true
//}

BIN
test.db
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Binary file not shown.

90
widget.go
View File

@ -1,90 +0,0 @@
package main
import "github.com/nsf/termbox-go"
type Widget interface {
layoutUnderPressure(pressure int) (int, int)
drawAtPoint(cursor Cursor, x int, y int, pressure int, style Style) (int, int)
}
type WidgetSlice []Widget
func (widgets WidgetSlice) sizeAtPressure(pressure int) (int, int) {
total_widget_width := 0
max_widget_height := 0
for _, widget := range widgets {
widget_width, widget_height := widget.layoutUnderPressure(pressure)
total_widget_width += widget_width
if widget_height > max_widget_height {
max_widget_height = widget_height
}
}
return total_widget_width, max_widget_height
}
func (widgets WidgetSlice) numberVisibleAtPressure(pressure int) int {
count := 0
for _, widget := range widgets {
widget_width, _ := widget.layoutUnderPressure(pressure)
if widget_width > 0 {
count++
}
}
return count
}
func (widgets WidgetSlice) layout() (int, int) {
width, _ := termbox.Size()
pressure := 0
spacing := 4
padding := 2
for ; pressure < 10; pressure++ {
spacing = 4
total_widget_width, _ := widgets.sizeAtPressure(pressure)
num_spaces := widgets.numberVisibleAtPressure(pressure) - 1
for ; total_widget_width+num_spaces*spacing > (width-2*padding) && spacing > 2; spacing-- {
}
if total_widget_width+num_spaces*spacing <= (width - 2*padding) {
break
}
}
return pressure, spacing
}
func listOfWidgets() WidgetSlice {
all_widgets := [...]Widget{
NavigationWidget(0),
//CursorWidget(0),
//OffsetWidget(0),
}
return all_widgets[:]
}
func heightOfWidgets() int {
widgets := listOfWidgets()
pressure, _ := widgets.layout()
_, max_widget_height := widgets.sizeAtPressure(pressure)
return max_widget_height
}
func drawWidgets(cursor Cursor, style Style) (int, int) {
widgets := listOfWidgets()
width, height := termbox.Size()
spacing := 4
padding := 2
pressure, spacing := widgets.layout()
total_widget_width, max_widget_height := widgets.sizeAtPressure(pressure)
num_spaces := widgets.numberVisibleAtPressure(pressure) - 1
start_x, start_y := (width-2*padding-(total_widget_width+num_spaces*spacing))/2+padding, height-max_widget_height
x, y := start_x, start_y
for _, widget := range widgets {
widget_width, _ := widget.drawAtPoint(cursor, x, y, pressure, style)
x += widget_width
if widget_width > 0 {
x += spacing
}
}
return total_widget_width + num_spaces*spacing, max_widget_height
}

22
widget_nav.go
View File

@ -1,22 +0,0 @@
package main
type NavigationWidget int
func (widget NavigationWidget) layoutUnderPressure(pressure int) (int, int) {
layouts := map[int]string{
0: "Navigate: ↓j ↑k",
}
runeCount := 0
for _, _ = range layouts[0] {
runeCount++
}
return runeCount, 2
}
func (widget NavigationWidget) drawAtPoint(cursor Cursor, x int, y int, pressure int, style Style) (int, int) {
fg := style.default_fg
bg := style.default_bg
x_pos := x
x_pos += drawStringAtPoint("Navigate: ↓j ↑k", x_pos, y, fg, bg)
return x_pos - x, 2
}