forked from tslocum/cview
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66 lines
1.5 KiB
66 lines
1.5 KiB
// Demo code for the FocusManager utility.
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package main
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import (
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"log"
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"code.rocketnine.space/tslocum/cbind"
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"code.rocketnine.space/tslocum/cview"
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"github.com/gdamore/tcell/v2"
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)
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func wrap(f func()) func(ev *tcell.EventKey) *tcell.EventKey {
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return func(ev *tcell.EventKey) *tcell.EventKey {
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f()
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return nil
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}
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}
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func main() {
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app := cview.NewApplication()
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app.EnableMouse(true)
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input1 := cview.NewInputField()
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input1.SetLabel("InputField 1")
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input2 := cview.NewInputField()
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input2.SetLabel("InputField 2")
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input3 := cview.NewInputField()
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input3.SetLabel("InputField 3")
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input4 := cview.NewInputField()
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input4.SetLabel("InputField 4")
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grid := cview.NewGrid()
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grid.SetBorder(true)
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grid.SetTitle(" Press Tab to advance focus ")
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grid.AddItem(input1, 0, 0, 1, 1, 0, 0, true)
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grid.AddItem(input2, 0, 1, 1, 1, 0, 0, false)
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grid.AddItem(input3, 1, 1, 1, 1, 0, 0, false)
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grid.AddItem(input4, 1, 0, 1, 1, 0, 0, false)
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focusManager := cview.NewFocusManager(app.SetFocus)
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focusManager.SetWrapAround(true)
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focusManager.Add(input1, input2, input3, input4)
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inputHandler := cbind.NewConfiguration()
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for _, key := range cview.Keys.MovePreviousField {
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err := inputHandler.Set(key, wrap(focusManager.FocusPrevious))
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if err != nil {
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log.Fatal(err)
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}
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}
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for _, key := range cview.Keys.MoveNextField {
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err := inputHandler.Set(key, wrap(focusManager.FocusNext))
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if err != nil {
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log.Fatal(err)
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}
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}
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app.SetInputCapture(inputHandler.Capture)
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app.SetRoot(grid, true)
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if err := app.Run(); err != nil {
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panic(err)
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}
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}
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