本文整理汇总了Golang中github.com/junegunn/fzf/src/util.Constrain函数的典型用法代码示例。如果您正苦于以下问题:Golang Constrain函数的具体用法?Golang Constrain怎么用?Golang Constrain使用的例子?那么恭喜您, 这里精选的函数代码示例或许可以为您提供帮助。
在下文中一共展示了Constrain函数的9个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于我们的系统推荐出更棒的Golang代码示例。
示例1: calculateSize
func calculateSize(base int, size sizeSpec, margin int, minSize int) int {
max := base - margin
if size.percent {
return util.Constrain(int(float64(base)*0.01*size.size), minSize, max)
}
return util.Constrain(int(size.size), minSize, max)
}
开发者ID:plotnikovanton,项目名称:dotfiles,代码行数:7,代码来源:terminal.go
示例2: constrain
func (t *Terminal) constrain() {
count := t.merger.Length()
height := t.maxItems()
diffpos := t.cy - t.offset
t.cy = util.Constrain(t.cy, 0, count-1)
t.offset = util.Constrain(t.offset, t.cy-height+1, t.cy)
// Adjustment
if count-t.offset < height {
t.offset = util.Max(0, count-height)
t.cy = util.Constrain(t.offset+diffpos, 0, count-1)
}
t.offset = util.Max(0, t.offset)
}
开发者ID:plotnikovanton,项目名称:dotfiles,代码行数:14,代码来源:terminal.go
示例3: constrain
func (t *Terminal) constrain() {
count := t.merger.Length()
height := C.MaxY() - 2
diffpos := t.cy - t.offset
t.cy = util.Constrain(t.cy, 0, count-1)
if t.cy > t.offset+(height-1) {
// Ceil
t.offset = t.cy - (height - 1)
} else if t.offset > t.cy {
// Floor
t.offset = t.cy
}
// Adjustment
if count-t.offset < height {
t.offset = util.Max(0, count-height)
t.cy = util.Constrain(t.offset+diffpos, 0, count-1)
}
}
开发者ID:zennro,项目名称:fzf,代码行数:21,代码来源:terminal.go
示例4: Loop
//.........这里部分代码省略.........
t.cx = findLastMatch("[^[:alnum:]][[:alnum:]]", string(t.input[:t.cx])) + 1
case actForwardWord:
t.cx += findFirstMatch("[[:alnum:]][^[:alnum:]]|(.$)", string(t.input[t.cx:])) + 1
case actKillWord:
ncx := t.cx +
findFirstMatch("[[:alnum:]][^[:alnum:]]|(.$)", string(t.input[t.cx:])) + 1
if ncx > t.cx {
t.yanked = copySlice(t.input[t.cx:ncx])
t.input = append(t.input[:t.cx], t.input[ncx:]...)
}
case actKillLine:
if t.cx < len(t.input) {
t.yanked = copySlice(t.input[t.cx:])
t.input = t.input[:t.cx]
}
case actRune:
prefix := copySlice(t.input[:t.cx])
t.input = append(append(prefix, event.Char), t.input[t.cx:]...)
t.cx++
case actPreviousHistory:
if t.history != nil {
t.history.override(string(t.input))
t.input = []rune(t.history.previous())
t.cx = len(t.input)
}
case actNextHistory:
if t.history != nil {
t.history.override(string(t.input))
t.input = []rune(t.history.next())
t.cx = len(t.input)
}
case actMouse:
me := event.MouseEvent
mx, my := me.X, me.Y
if me.S != 0 {
// Scroll
if t.merger.Length() > 0 {
if t.multi && me.Mod {
toggle()
}
t.vmove(me.S)
req(reqList)
}
} else if mx >= t.marginInt[3] && mx < C.MaxX()-t.marginInt[1] &&
my >= t.marginInt[0] && my < C.MaxY()-t.marginInt[2] {
mx -= t.marginInt[3]
my -= t.marginInt[0]
mx = util.Constrain(mx-len(t.prompt), 0, len(t.input))
if !t.reverse {
my = t.maxHeight() - my - 1
}
min := 2 + len(t.header)
if t.inlineInfo {
min--
}
if me.Double {
// Double-click
if my >= min {
if t.vset(t.offset+my-min) && t.cy < t.merger.Length() {
return doAction(t.keymap[C.DoubleClick], C.DoubleClick)
}
}
} else if me.Down {
if my == 0 && mx >= 0 {
// Prompt
t.cx = mx
} else if my >= min {
// List
if t.vset(t.offset+my-min) && t.multi && me.Mod {
toggle()
}
req(reqList)
}
}
}
}
return true
}
action := t.keymap[event.Type]
mapkey := event.Type
if event.Type == C.Rune {
mapkey = int(event.Char) + int(C.AltZ)
if act, prs := t.keymap[mapkey]; prs {
action = act
}
}
if !doAction(action, mapkey) {
continue
}
changed := string(previousInput) != string(t.input)
t.mutex.Unlock() // Must be unlocked before touching reqBox
if changed {
t.eventBox.Set(EvtSearchNew, t.sort)
}
for _, event := range events {
t.reqBox.Set(event, nil)
}
}
}
开发者ID:eshenhu,项目名称:fzf,代码行数:101,代码来源:terminal.go
示例5: vset
func (t *Terminal) vset(o int) bool {
t.cy = util.Constrain(o, 0, t.merger.Length()-1)
return t.cy == o
}
开发者ID:eshenhu,项目名称:fzf,代码行数:4,代码来源:terminal.go
示例6: printHighlighted
func (t *Terminal) printHighlighted(result *Result, attr tui.Attr, col1 tui.ColorPair, col2 tui.ColorPair, current bool) {
item := result.item
// Overflow
text := make([]rune, item.text.Length())
copy(text, item.text.ToRunes())
matchOffsets := []Offset{}
var pos *[]int
if t.merger.pattern != nil {
_, matchOffsets, pos = t.merger.pattern.MatchItem(item, true, t.slab)
}
charOffsets := matchOffsets
if pos != nil {
charOffsets = make([]Offset, len(*pos))
for idx, p := range *pos {
offset := Offset{int32(p), int32(p + 1)}
charOffsets[idx] = offset
}
sort.Sort(ByOrder(charOffsets))
}
var maxe int
for _, offset := range charOffsets {
maxe = util.Max(maxe, int(offset[1]))
}
offsets := result.colorOffsets(charOffsets, t.theme, col2, attr, current)
maxWidth := t.window.Width - 3
maxe = util.Constrain(maxe+util.Min(maxWidth/2-2, t.hscrollOff), 0, len(text))
if overflow(text, maxWidth) {
if t.hscroll {
// Stri..
if !overflow(text[:maxe], maxWidth-2) {
text, _ = trimRight(text, maxWidth-2)
text = append(text, []rune("..")...)
} else {
// Stri..
if overflow(text[maxe:], 2) {
text = append(text[:maxe], []rune("..")...)
}
// ..ri..
var diff int32
text, diff = trimLeft(text, maxWidth-2)
// Transform offsets
for idx, offset := range offsets {
b, e := offset.offset[0], offset.offset[1]
b += 2 - diff
e += 2 - diff
b = util.Max32(b, 2)
offsets[idx].offset[0] = b
offsets[idx].offset[1] = util.Max32(b, e)
}
text = append([]rune(".."), text...)
}
} else {
text, _ = trimRight(text, maxWidth-2)
text = append(text, []rune("..")...)
for idx, offset := range offsets {
offsets[idx].offset[0] = util.Min32(offset.offset[0], int32(maxWidth-2))
offsets[idx].offset[1] = util.Min32(offset.offset[1], int32(maxWidth))
}
}
}
var index int32
var substr string
var prefixWidth int
maxOffset := int32(len(text))
for _, offset := range offsets {
b := util.Constrain32(offset.offset[0], index, maxOffset)
e := util.Constrain32(offset.offset[1], index, maxOffset)
substr, prefixWidth = processTabs(text[index:b], prefixWidth)
t.window.CPrint(col1, attr, substr)
if b < e {
substr, prefixWidth = processTabs(text[b:e], prefixWidth)
t.window.CPrint(offset.color, offset.attr, substr)
}
index = e
if index >= maxOffset {
break
}
}
if index < maxOffset {
substr, _ = processTabs(text[index:], prefixWidth)
t.window.CPrint(col1, attr, substr)
}
}
开发者ID:plotnikovanton,项目名称:dotfiles,代码行数:91,代码来源:terminal.go
示例7: Loop
//.........这里部分代码省略.........
event := tui.GetChar()
t.mutex.Lock()
previousInput := t.input
events := []util.EventType{reqPrompt}
req := func(evts ...util.EventType) {
for _, event := range evts {
events = append(events, event)
if event == reqClose || event == reqQuit {
looping = false
}
}
}
selectItem := func(item *Item) bool {
if _, found := t.selected[item.Index()]; !found {
t.selected[item.Index()] = selectedItem{time.Now(), item}
return true
}
return false
}
toggleY := func(y int) {
item := t.merger.Get(y).item
if !selectItem(item) {
delete(t.selected, item.Index())
}
}
toggle := func() {
if t.cy < t.merger.Length() {
toggleY(t.cy)
req(reqInfo)
}
}
scrollPreview := func(amount int) {
t.previewer.offset = util.Constrain(
t.previewer.offset+amount, 0, t.previewer.lines-1)
req(reqPreviewRefresh)
}
for key, ret := range t.expect {
if keyMatch(key, event) {
t.pressed = ret
t.reqBox.Set(reqClose, nil)
t.mutex.Unlock()
return
}
}
var doAction func(actionType, int) bool
doAction = func(action actionType, mapkey int) bool {
switch action {
case actIgnore:
case actExecute:
if t.cy >= 0 && t.cy < t.merger.Length() {
t.executeCommand(t.execmap[mapkey], []*Item{t.currentItem()})
}
case actExecuteMulti:
if len(t.selected) > 0 {
sels := make([]*Item, len(t.selected))
for i, sel := range t.sortSelected() {
sels[i] = sel.item
}
t.executeCommand(t.execmap[mapkey], sels)
} else {
return doAction(actExecute, mapkey)
}
case actInvalid:
t.mutex.Unlock()
开发者ID:plotnikovanton,项目名称:dotfiles,代码行数:67,代码来源:terminal.go
示例8: Loop
//.........这里部分代码省略.........
t.vmove(1)
req(reqList)
}
case C.CtrlJ, C.CtrlN:
t.vmove(-1)
req(reqList)
case C.CtrlK, C.CtrlP:
t.vmove(1)
req(reqList)
case C.CtrlM:
req(reqClose)
case C.CtrlL:
req(reqRedraw)
case C.CtrlU:
if t.cx > 0 {
t.yanked = copySlice(t.input[:t.cx])
t.input = t.input[t.cx:]
t.cx = 0
}
case C.CtrlW:
if t.cx > 0 {
t.rubout("\\s\\S")
}
case C.AltBS:
if t.cx > 0 {
t.rubout("[^[:alnum:]][[:alnum:]]")
}
case C.CtrlY:
suffix := copySlice(t.input[t.cx:])
t.input = append(append(t.input[:t.cx], t.yanked...), suffix...)
t.cx += len(t.yanked)
case C.Del:
t.delChar()
case C.PgUp:
t.vmove(maxItems() - 1)
req(reqList)
case C.PgDn:
t.vmove(-(maxItems() - 1))
req(reqList)
case C.AltB:
t.cx = findLastMatch("[^[:alnum:]][[:alnum:]]", string(t.input[:t.cx])) + 1
case C.AltF:
t.cx += findFirstMatch("[[:alnum:]][^[:alnum:]]|(.$)", string(t.input[t.cx:])) + 1
case C.AltD:
ncx := t.cx +
findFirstMatch("[[:alnum:]][^[:alnum:]]|(.$)", string(t.input[t.cx:])) + 1
if ncx > t.cx {
t.yanked = copySlice(t.input[t.cx:ncx])
t.input = append(t.input[:t.cx], t.input[ncx:]...)
}
case C.Rune:
prefix := copySlice(t.input[:t.cx])
t.input = append(append(prefix, event.Char), t.input[t.cx:]...)
t.cx++
case C.Mouse:
me := event.MouseEvent
mx, my := util.Constrain(me.X-len(t.prompt), 0, len(t.input)), me.Y
if !t.reverse {
my = C.MaxY() - my - 1
}
if me.S != 0 {
// Scroll
if t.merger.Length() > 0 {
if t.multi && me.Mod {
toggle()
}
t.vmove(me.S)
req(reqList)
}
} else if me.Double {
// Double-click
if my >= 2 {
if t.vset(my-2) && t.cy < t.merger.Length() {
req(reqClose)
}
}
} else if me.Down {
if my == 0 && mx >= 0 {
// Prompt
t.cx = mx
} else if my >= 2 {
// List
if t.vset(t.offset+my-2) && t.multi && me.Mod {
toggle()
}
req(reqList)
}
}
}
changed := string(previousInput) != string(t.input)
t.mutex.Unlock() // Must be unlocked before touching reqBox
if changed {
t.eventBox.Set(EvtSearchNew, nil)
}
for _, event := range events {
t.reqBox.Set(event, nil)
}
}
}
开发者ID:zennro,项目名称:fzf,代码行数:101,代码来源:terminal.go
示例9: printHighlighted
func (t *Terminal) printHighlighted(item *Item, bold bool, col1 int, col2 int, current bool) {
var maxe int
for _, offset := range item.offsets {
maxe = util.Max(maxe, int(offset[1]))
}
// Overflow
text := make([]rune, len(item.text))
copy(text, item.text)
offsets := item.colorOffsets(col2, bold, current)
maxWidth := C.MaxX() - 3 - t.marginInt[1] - t.marginInt[3]
maxe = util.Constrain(maxe+util.Min(maxWidth/2-2, t.hscrollOff), 0, len(text))
fullWidth := displayWidth(text)
if fullWidth > maxWidth {
if t.hscroll {
// Stri..
matchEndWidth := displayWidth(text[:maxe])
if matchEndWidth <= maxWidth-2 {
text, _ = trimRight(text, maxWidth-2)
text = append(text, []rune("..")...)
} else {
// Stri..
if matchEndWidth < fullWidth-2 {
text = append(text[:maxe], []rune("..")...)
}
// ..ri..
var diff int32
text, diff = trimLeft(text, maxWidth-2)
// Transform offsets
for idx, offset := range offsets {
b, e := offset.offset[0], offset.offset[1]
b += 2 - diff
e += 2 - diff
b = util.Max32(b, 2)
offsets[idx].offset[0] = b
offsets[idx].offset[1] = util.Max32(b, e)
}
text = append([]rune(".."), text...)
}
} else {
text, _ = trimRight(text, maxWidth-2)
text = append(text, []rune("..")...)
for idx, offset := range offsets {
offsets[idx].offset[0] = util.Min32(offset.offset[0], int32(maxWidth-2))
offsets[idx].offset[1] = util.Min32(offset.offset[1], int32(maxWidth))
}
}
}
var index int32
var substr string
var prefixWidth int
maxOffset := int32(len(text))
for _, offset := range offsets {
b := util.Constrain32(offset.offset[0], index, maxOffset)
e := util.Constrain32(offset.offset[1], index, maxOffset)
substr, prefixWidth = processTabs(text[index:b], prefixWidth)
C.CPrint(col1, bold, substr)
if b < e {
substr, prefixWidth = processTabs(text[b:e], prefixWidth)
C.CPrint(offset.color, offset.bold, substr)
}
index = e
if index >= maxOffset {
break
}
}
if index < maxOffset {
substr, _ = processTabs(text[index:], prefixWidth)
C.CPrint(col1, bold, substr)
}
}
开发者ID:wrideout,项目名称:dotzsh,代码行数:77,代码来源:terminal.go
注:本文中的github.com/junegunn/fzf/src/util.Constrain函数示例整理自Github/MSDocs等源码及文档管理平台,相关代码片段筛选自各路编程大神贡献的开源项目,源码版权归原作者所有,传播和使用请参考对应项目的License;未经允许,请勿转载。 |
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