diff options
Diffstat (limited to 'gadgets')
| -rw-r--r-- | gadgets/README.md | 15 | ||||
| -rw-r--r-- | gadgets/basicLabel.go | 60 | ||||
| -rw-r--r-- | gadgets/durationSlider.go | 79 | ||||
| -rw-r--r-- | gadgets/oneLiner.go | 56 |
4 files changed, 210 insertions, 0 deletions
diff --git a/gadgets/README.md b/gadgets/README.md new file mode 100644 index 0000000..66c2a4f --- /dev/null +++ b/gadgets/README.md @@ -0,0 +1,15 @@ +# gadgets + +Package gadgets are special collections of widgets + +Things to avoid or keep in mind: Also Features these might enable: + +```go +* These should never bypass the binary tree +* Hide complexity internally here +* These might require corresponding toolkit implementations? +* These might allow unique/good corresponding toolkit implementations (date/time selection?) + +## Warning + +Doing this / adding these might be a really bad idea that I will regret later diff --git a/gadgets/basicLabel.go b/gadgets/basicLabel.go new file mode 100644 index 0000000..a952912 --- /dev/null +++ b/gadgets/basicLabel.go @@ -0,0 +1,60 @@ +/* + A Labeled label: + + ----------------------------- + | | | + | Food: | Apple | + | | | + ----------------------------- +*/ +package gadgets + +import ( + "go.wit.com/log" + "go.wit.com/gui" +) + +type Node gui.Node + +type BasicLabel struct { + p *gui.Node // parent widget + l *gui.Node // label widget + v *gui.Node // value widget + + value string + label string + + Custom func() +} + +func (n *BasicLabel) Get() string { + return n.value +} + +func (n *BasicLabel) Set(value string) *BasicLabel { + log.Println("BasicLabel.Set() =", value) + if (n.v != nil) { + n.v.Set(value) + } + n.value = value + return n +} + +func (ngui *Node) NewBasicLabel(name string) *BasicLabel { + var n *gui.Node + n = (*gui.Node)(ngui) + d := BasicLabel { + p: n, + value: "", + } + + // various timeout settings + d.l = n.NewLabel(name) + d.v = n.NewLabel("") + d.v.Custom = func() { + d.value = d.v.S + log.Println("BasicLabel.Custom() user changed value to =", d.value) + } + + return &d +} diff --git a/gadgets/durationSlider.go b/gadgets/durationSlider.go new file mode 100644 index 0000000..6f81214 --- /dev/null +++ b/gadgets/durationSlider.go @@ -0,0 +1,79 @@ +/* + A slider that goes between a High and Low time +*/ + +package gadgets + +import ( + "log" + "fmt" + "time" + + "go.wit.com/gui" +) + +type Duration struct { + p *gui.Node // parent widget + l *gui.Node // label widget + s *gui.Node // slider widget + + Label string + Low time.Duration + High time.Duration + Duration time.Duration + + Custom func() +} + +func (n *Duration) Set(d time.Duration) { + var timeRange, step, offset time.Duration + + if (d > n.High) { + d = n.High + } + if (d < n.Low) { + d = n.Low + } + + // set the duration + n.Duration = d + + // figure out the integer offset for the Slider GUI Widget + timeRange = n.High - n.Low + step = timeRange / 1000 + if (step == 0) { + log.Println("duration.Set() division by step == 0", n.Low, n.High, timeRange, step) + n.s.Set(0) + return + } + offset = d - n.Low + i := int(offset / step) + log.Println("duration.Set() =", n.Low, n.High, d, "i =", i) + n.s.I = i + n.s.Set(i) + n.s.Custom() +} + +func NewDurationSlider(n *gui.Node, label string, low time.Duration, high time.Duration) *Duration { + d := Duration { + p: n, + Label: label, + High: high, + Low: low, + } + + // various timeout settings + d.l = n.NewLabel(label) + d.s = n.NewSlider(label, 0, 1000) + d.s.Custom = func () { + d.Duration = low + (high - low) * time.Duration(d.s.I) / 1000 + log.Println("d.Duration =", d.Duration) + s := fmt.Sprintf("%s (%v)", d.Label, d.Duration) + d.l.SetText(s) + if (d.Custom != nil) { + d.Custom() + } + } + + return &d +} diff --git a/gadgets/oneLiner.go b/gadgets/oneLiner.go new file mode 100644 index 0000000..529cec3 --- /dev/null +++ b/gadgets/oneLiner.go @@ -0,0 +1,56 @@ +/* + A Labeled label: + + ----------------------------- + | | | + | Food: | Apple | + | | | + ----------------------------- +*/ +package gadgets + +import ( + "go.wit.com/log" + "go.wit.com/gui" +) + +type OneLiner struct { + p *gui.Node // parent widget + l *gui.Node // label widget + v *gui.Node // value widget + + value string + label string + + Custom func() +} + +func (n *OneLiner) Get() string { + return n.value +} + +func (n *OneLiner) Set(value string) *OneLiner { + log.Println("OneLiner.Set() =", value) + if (n.v != nil) { + n.v.Set(value) + } + n.value = value + return n +} + +func NewOneLiner(n *gui.Node, name string) *OneLiner { + d := OneLiner { + p: n, + value: "", + } + + // various timeout settings + d.l = n.NewLabel(name) + d.v = n.NewLabel("") + d.v.Custom = func() { + d.value = d.v.S + log.Println("OneLiner.Custom() user changed value to =", d.value) + } + + return &d +} |
