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feat: support focus-blur events (#1122)
* feat: support focus-blur events This backports @caarlos0 focus-blur changes from v2-exp to v1 #1081 Co-authored-by: Carlos Alexandro Becker <caarlos0@users.noreply.github.com> * Update key_sequences.go Co-authored-by: Carlos Alexandro Becker <caarlos0@users.noreply.github.com> * fix: go mod tidy --------- Co-authored-by: Carlos Alexandro Becker <caarlos0@users.noreply.github.com> Co-authored-by: Christian Rocha <christian@rocha.is>
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,66 @@ | ||
| package main | ||
|
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| // A simple program that handled losing and acquiring focus. | ||
|
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| import ( | ||
| "log" | ||
|
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| tea "github.com/charmbracelet/bubbletea" | ||
| ) | ||
|
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| func main() { | ||
| p := tea.NewProgram(model{ | ||
| // assume we start focused... | ||
| focused: true, | ||
| reporting: true, | ||
| }, tea.WithReportFocus()) | ||
| if _, err := p.Run(); err != nil { | ||
| log.Fatal(err) | ||
| } | ||
| } | ||
|
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| type model struct { | ||
| focused bool | ||
| reporting bool | ||
| } | ||
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| func (m model) Init() tea.Cmd { | ||
| return nil | ||
| } | ||
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| func (m model) Update(msg tea.Msg) (tea.Model, tea.Cmd) { | ||
| switch msg := msg.(type) { | ||
| case tea.FocusMsg: | ||
| m.focused = true | ||
| case tea.BlurMsg: | ||
| m.focused = false | ||
| case tea.KeyMsg: | ||
| switch msg.String() { | ||
| case "t": | ||
| m.reporting = !m.reporting | ||
| case "ctrl+c", "q": | ||
| return m, tea.Quit | ||
| } | ||
| } | ||
|
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| return m, nil | ||
| } | ||
|
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| func (m model) View() string { | ||
| s := "Hi. Focus report is currently " | ||
| if m.reporting { | ||
| s += "enabled" | ||
| } else { | ||
| s += "disabled" | ||
| } | ||
| s += ".\n\n" | ||
|
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| if m.reporting { | ||
| if m.focused { | ||
| s += "This program is currently focused!" | ||
| } else { | ||
| s += "This program is currently blurred!" | ||
| } | ||
| } | ||
| return s + "\n\nTo quit sooner press ctrl-c, or t to toggle focus reporting...\n" | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,9 @@ | ||
| package tea | ||
|
|
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| // FocusMsg represents a terminal focus message. | ||
| // This occurs when the terminal gains focus. | ||
| type FocusMsg struct{} | ||
|
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| // BlurMsg represents a terminal blur message. | ||
| // This occurs when the terminal loses focus. | ||
| type BlurMsg struct{} |
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