forked from toolshed/abra
69 lines
1.8 KiB
Go
69 lines
1.8 KiB
Go
//go:build windows
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// +build windows
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package tea
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import (
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"fmt"
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"os"
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"github.com/charmbracelet/x/term"
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"golang.org/x/sys/windows"
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)
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func (p *Program) initInput() (err error) {
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// Save stdin state and enable VT input
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// We also need to enable VT
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// input here.
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if f, ok := p.input.(term.File); ok && term.IsTerminal(f.Fd()) {
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p.ttyInput = f
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p.previousTtyInputState, err = term.MakeRaw(p.ttyInput.Fd())
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if err != nil {
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return fmt.Errorf("error making raw: %w", err)
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}
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// Enable VT input
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var mode uint32
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if err := windows.GetConsoleMode(windows.Handle(p.ttyInput.Fd()), &mode); err != nil {
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return fmt.Errorf("error getting console mode: %w", err)
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}
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if err := windows.SetConsoleMode(windows.Handle(p.ttyInput.Fd()), mode|windows.ENABLE_VIRTUAL_TERMINAL_INPUT); err != nil {
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return fmt.Errorf("error setting console mode: %w", err)
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}
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}
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// Save output screen buffer state and enable VT processing.
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if f, ok := p.output.(term.File); ok && term.IsTerminal(f.Fd()) {
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p.ttyOutput = f
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p.previousOutputState, err = term.GetState(f.Fd())
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if err != nil {
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return fmt.Errorf("error getting state: %w", err)
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}
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var mode uint32
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if err := windows.GetConsoleMode(windows.Handle(p.ttyOutput.Fd()), &mode); err != nil {
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return fmt.Errorf("error getting console mode: %w", err)
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}
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if err := windows.SetConsoleMode(windows.Handle(p.ttyOutput.Fd()), mode|windows.ENABLE_VIRTUAL_TERMINAL_PROCESSING); err != nil {
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return fmt.Errorf("error setting console mode: %w", err)
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}
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}
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return nil
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}
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// Open the Windows equivalent of a TTY.
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func openInputTTY() (*os.File, error) {
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f, err := os.OpenFile("CONIN$", os.O_RDWR, 0o644)
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if err != nil {
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return nil, fmt.Errorf("error opening file: %w", err)
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}
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return f, nil
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}
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const suspendSupported = false
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func suspendProcess() {}
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