Prevent the embarrassing forgotten attachment scenario by warning the user before sending a message that may need an attachment but does not have one. Whether a message needs an attachment is determined by testing a configurable regex against the message body. Signed-off-by: Jason Cox <dev@jasoncarloscox.com> Acked-by: Robin Jarry <robin@jarry.cc>
862 lines
21 KiB
Go
862 lines
21 KiB
Go
package widgets
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import (
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"errors"
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"fmt"
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"io"
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"net/url"
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"sort"
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"strings"
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"time"
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"github.com/ProtonMail/go-crypto/openpgp"
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"github.com/emersion/go-message/mail"
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"github.com/gdamore/tcell/v2"
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"github.com/google/shlex"
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"git.sr.ht/~rjarry/aerc/config"
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"git.sr.ht/~rjarry/aerc/lib"
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"git.sr.ht/~rjarry/aerc/lib/crypto"
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"git.sr.ht/~rjarry/aerc/lib/ui"
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"git.sr.ht/~rjarry/aerc/logging"
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"git.sr.ht/~rjarry/aerc/models"
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"git.sr.ht/~rjarry/aerc/worker/types"
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)
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type Aerc struct {
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accounts map[string]*AccountView
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cmd func(cmd []string) error
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cmdHistory lib.History
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complete func(cmd string) []string
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conf *config.AercConfig
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focused ui.Interactive
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grid *ui.Grid
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simulating int
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statusbar *ui.Stack
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statusline *StatusLine
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pasting bool
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pendingKeys []config.KeyStroke
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prompts *ui.Stack
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tabs *ui.Tabs
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ui *ui.UI
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beep func() error
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dialog ui.DrawableInteractive
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Crypto crypto.Provider
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}
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type Choice struct {
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Key string
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Text string
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Command []string
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}
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func NewAerc(conf *config.AercConfig,
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crypto crypto.Provider, cmd func(cmd []string) error,
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complete func(cmd string) []string, cmdHistory lib.History,
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deferLoop chan struct{},
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) *Aerc {
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tabs := ui.NewTabs(&conf.Ui)
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statusbar := ui.NewStack(conf.Ui)
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statusline := NewStatusLine(conf.Ui)
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statusbar.Push(statusline)
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grid := ui.NewGrid().Rows([]ui.GridSpec{
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{Strategy: ui.SIZE_EXACT, Size: ui.Const(1)},
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{Strategy: ui.SIZE_WEIGHT, Size: ui.Const(1)},
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{Strategy: ui.SIZE_EXACT, Size: ui.Const(1)},
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}).Columns([]ui.GridSpec{
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{Strategy: ui.SIZE_WEIGHT, Size: ui.Const(1)},
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})
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grid.AddChild(tabs.TabStrip)
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grid.AddChild(tabs.TabContent).At(1, 0)
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grid.AddChild(statusbar).At(2, 0)
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aerc := &Aerc{
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accounts: make(map[string]*AccountView),
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conf: conf,
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cmd: cmd,
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cmdHistory: cmdHistory,
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complete: complete,
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grid: grid,
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statusbar: statusbar,
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statusline: statusline,
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prompts: ui.NewStack(conf.Ui),
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tabs: tabs,
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Crypto: crypto,
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}
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statusline.SetAerc(aerc)
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conf.Triggers.ExecuteCommand = cmd
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for i, acct := range conf.Accounts {
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view, err := NewAccountView(aerc, conf, &conf.Accounts[i], aerc, deferLoop)
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if err != nil {
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tabs.Add(errorScreen(err.Error(), conf.Ui), acct.Name, nil)
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} else {
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aerc.accounts[acct.Name] = view
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conf := view.UiConfig()
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tabs.Add(view, acct.Name, conf)
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}
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}
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if len(conf.Accounts) == 0 {
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wizard := NewAccountWizard(aerc.Config(), aerc)
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wizard.Focus(true)
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aerc.NewTab(wizard, "New account")
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}
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tabs.Select(0)
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tabs.CloseTab = func(index int) {
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tab := aerc.tabs.Get(index)
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if tab == nil {
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return
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}
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switch content := tab.Content.(type) {
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case *AccountView:
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return
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case *AccountWizard:
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return
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case *Composer:
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aerc.RemoveTab(content)
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content.Close()
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case *Terminal:
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content.Close(nil)
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case *MessageViewer:
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aerc.RemoveTab(content)
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}
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}
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return aerc
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}
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func (aerc *Aerc) OnBeep(f func() error) {
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aerc.beep = f
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}
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func (aerc *Aerc) Beep() {
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if aerc.beep == nil {
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logging.Warnf("should beep, but no beeper")
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return
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}
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if err := aerc.beep(); err != nil {
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logging.Errorf("tried to beep, but could not: %v", err)
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}
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}
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func (aerc *Aerc) HandleMessage(msg types.WorkerMessage) {
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if acct, ok := aerc.accounts[msg.Account()]; ok {
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acct.onMessage(msg)
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}
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}
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func (aerc *Aerc) Invalidate() {
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ui.Invalidate()
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}
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func (aerc *Aerc) Focus(focus bool) {
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// who cares
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}
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func (aerc *Aerc) Draw(ctx *ui.Context) {
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if len(aerc.prompts.Children()) > 0 {
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previous := aerc.focused
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prompt := aerc.prompts.Pop().(*ExLine)
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prompt.finish = func() {
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aerc.statusbar.Pop()
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aerc.focus(previous)
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}
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aerc.statusbar.Push(prompt)
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aerc.focus(prompt)
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}
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aerc.grid.Draw(ctx)
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if aerc.dialog != nil {
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if w, h := ctx.Width(), ctx.Height(); w > 8 && h > 4 {
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if d, ok := aerc.dialog.(Dialog); ok {
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start, height := d.ContextHeight()
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aerc.dialog.Draw(
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ctx.Subcontext(4, start(h),
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w-8, height(h)))
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} else {
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aerc.dialog.Draw(ctx.Subcontext(4, h/2-2, w-8, 4))
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}
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}
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}
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}
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func (aerc *Aerc) HumanReadableBindings() []string {
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var result []string
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binds := aerc.getBindings()
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format := func(s string) string {
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s = strings.ReplaceAll(s, "<space>", " ")
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return strings.ReplaceAll(s, "%", "%%")
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}
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fmtStr := "%10s %s"
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for _, bind := range binds.Bindings {
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result = append(result, fmt.Sprintf(fmtStr,
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format(config.FormatKeyStrokes(bind.Input)),
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format(config.FormatKeyStrokes(bind.Output)),
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))
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}
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if binds.Globals && aerc.conf.Bindings.Global != nil {
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for _, bind := range aerc.conf.Bindings.Global.Bindings {
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result = append(result, fmt.Sprintf(fmtStr+" (Globals)",
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format(config.FormatKeyStrokes(bind.Input)),
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format(config.FormatKeyStrokes(bind.Output)),
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))
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}
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}
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result = append(result, fmt.Sprintf(fmtStr,
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"$ex",
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fmt.Sprintf("'%c'", binds.ExKey.Rune),
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))
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result = append(result, fmt.Sprintf(fmtStr,
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"Globals",
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fmt.Sprintf("%v", binds.Globals),
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))
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sort.Strings(result)
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return result
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}
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func (aerc *Aerc) getBindings() *config.KeyBindings {
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selectedAccountName := ""
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if aerc.SelectedAccount() != nil {
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selectedAccountName = aerc.SelectedAccount().acct.Name
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}
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switch view := aerc.SelectedTabContent().(type) {
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case *AccountView:
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binds := aerc.conf.MergeContextualBinds(aerc.conf.Bindings.MessageList, config.BIND_CONTEXT_ACCOUNT, selectedAccountName, "messages")
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return aerc.conf.MergeContextualBinds(binds, config.BIND_CONTEXT_FOLDER, view.SelectedDirectory(), "messages")
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case *AccountWizard:
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return aerc.conf.Bindings.AccountWizard
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case *Composer:
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switch view.Bindings() {
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case "compose::editor":
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return aerc.conf.MergeContextualBinds(aerc.conf.Bindings.ComposeEditor, config.BIND_CONTEXT_ACCOUNT, selectedAccountName, "compose::editor")
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case "compose::review":
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return aerc.conf.MergeContextualBinds(aerc.conf.Bindings.ComposeReview, config.BIND_CONTEXT_ACCOUNT, selectedAccountName, "compose::review")
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default:
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return aerc.conf.MergeContextualBinds(aerc.conf.Bindings.Compose, config.BIND_CONTEXT_ACCOUNT, selectedAccountName, "compose")
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}
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case *MessageViewer:
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switch view.Bindings() {
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case "view::passthrough":
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return aerc.conf.MergeContextualBinds(aerc.conf.Bindings.MessageViewPassthrough, config.BIND_CONTEXT_ACCOUNT, selectedAccountName, "view::passthrough")
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default:
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return aerc.conf.MergeContextualBinds(aerc.conf.Bindings.MessageView, config.BIND_CONTEXT_ACCOUNT, selectedAccountName, "view")
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}
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case *Terminal:
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return aerc.conf.Bindings.Terminal
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default:
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return aerc.conf.Bindings.Global
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}
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}
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func (aerc *Aerc) simulate(strokes []config.KeyStroke) {
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aerc.pendingKeys = []config.KeyStroke{}
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aerc.simulating += 1
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for _, stroke := range strokes {
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simulated := tcell.NewEventKey(
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stroke.Key, stroke.Rune, tcell.ModNone)
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aerc.Event(simulated)
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}
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aerc.simulating -= 1
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// If we are still focused on the exline, turn on tab complete
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if exline, ok := aerc.focused.(*ExLine); ok {
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exline.TabComplete(func(cmd string) ([]string, string) {
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return aerc.complete(cmd), ""
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})
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}
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}
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func (aerc *Aerc) Event(event tcell.Event) bool {
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if aerc.dialog != nil {
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return aerc.dialog.Event(event)
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}
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if aerc.focused != nil {
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return aerc.focused.Event(event)
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}
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switch event := event.(type) {
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case *tcell.EventKey:
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// If we are in a bracketed paste, don't process the keys for
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// bindings
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if aerc.pasting {
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interactive, ok := aerc.SelectedTabContent().(ui.Interactive)
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if ok {
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return interactive.Event(event)
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}
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return false
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}
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aerc.statusline.Expire()
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aerc.pendingKeys = append(aerc.pendingKeys, config.KeyStroke{
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Modifiers: event.Modifiers(),
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Key: event.Key(),
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Rune: event.Rune(),
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})
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ui.Invalidate()
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bindings := aerc.getBindings()
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incomplete := false
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result, strokes := bindings.GetBinding(aerc.pendingKeys)
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switch result {
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case config.BINDING_FOUND:
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aerc.simulate(strokes)
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return true
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case config.BINDING_INCOMPLETE:
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incomplete = true
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case config.BINDING_NOT_FOUND:
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}
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if bindings.Globals {
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result, strokes = aerc.conf.Bindings.Global.
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GetBinding(aerc.pendingKeys)
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switch result {
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case config.BINDING_FOUND:
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aerc.simulate(strokes)
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return true
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case config.BINDING_INCOMPLETE:
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incomplete = true
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case config.BINDING_NOT_FOUND:
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}
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}
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if !incomplete {
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aerc.pendingKeys = []config.KeyStroke{}
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exKey := bindings.ExKey
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if aerc.simulating > 0 {
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// Keybindings still use : even if you change the ex key
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exKey = aerc.conf.Bindings.Global.ExKey
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}
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if aerc.isExKey(event, exKey) {
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aerc.BeginExCommand("")
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return true
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}
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interactive, ok := aerc.SelectedTabContent().(ui.Interactive)
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if ok {
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return interactive.Event(event)
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}
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return false
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}
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case *tcell.EventMouse:
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x, y := event.Position()
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aerc.grid.MouseEvent(x, y, event)
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return true
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case *tcell.EventPaste:
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if event.Start() {
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aerc.pasting = true
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}
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if event.End() {
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aerc.pasting = false
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}
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interactive, ok := aerc.SelectedTabContent().(ui.Interactive)
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if ok {
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return interactive.Event(event)
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}
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return false
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}
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return false
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}
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func (aerc *Aerc) Config() *config.AercConfig {
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return aerc.conf
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}
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func (aerc *Aerc) SelectedAccount() *AccountView {
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return aerc.account(aerc.SelectedTabContent())
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}
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func (aerc *Aerc) Account(name string) (*AccountView, error) {
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if acct, ok := aerc.accounts[name]; ok {
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return acct, nil
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}
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return nil, fmt.Errorf("account <%s> not found", name)
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}
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func (aerc *Aerc) PrevAccount() (*AccountView, error) {
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cur := aerc.SelectedAccount()
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if cur == nil {
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return nil, fmt.Errorf("no account selected, cannot get prev")
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}
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for i, conf := range aerc.conf.Accounts {
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if conf.Name == cur.Name() {
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i -= 1
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if i == -1 {
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i = len(aerc.conf.Accounts) - 1
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}
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conf = aerc.conf.Accounts[i]
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return aerc.Account(conf.Name)
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}
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}
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return nil, fmt.Errorf("no prev account")
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}
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func (aerc *Aerc) NextAccount() (*AccountView, error) {
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cur := aerc.SelectedAccount()
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if cur == nil {
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return nil, fmt.Errorf("no account selected, cannot get next")
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}
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for i, conf := range aerc.conf.Accounts {
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if conf.Name == cur.Name() {
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i += 1
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if i == len(aerc.conf.Accounts) {
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i = 0
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}
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conf = aerc.conf.Accounts[i]
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return aerc.Account(conf.Name)
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}
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}
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return nil, fmt.Errorf("no next account")
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}
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func (aerc *Aerc) AccountNames() []string {
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results := make([]string, 0)
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for name := range aerc.accounts {
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results = append(results, name)
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}
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return results
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}
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func (aerc *Aerc) account(d ui.Drawable) *AccountView {
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switch tab := d.(type) {
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case *AccountView:
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return tab
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case *MessageViewer:
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return tab.SelectedAccount()
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case *Composer:
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return tab.Account()
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}
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return nil
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}
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func (aerc *Aerc) SelectedAccountUiConfig() *config.UIConfig {
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acct := aerc.SelectedAccount()
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if acct == nil {
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return &aerc.conf.Ui
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}
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return acct.UiConfig()
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}
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func (aerc *Aerc) SelectedTabContent() ui.Drawable {
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tab := aerc.tabs.Selected()
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if tab == nil {
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return nil
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}
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return tab.Content
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}
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func (aerc *Aerc) SelectedTab() *ui.Tab {
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return aerc.tabs.Selected()
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}
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func (aerc *Aerc) NewTab(clickable ui.Drawable, name string) *ui.Tab {
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var uiConf *config.UIConfig = nil
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if acct := aerc.account(clickable); acct != nil {
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conf := acct.UiConfig()
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uiConf = conf
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}
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tab := aerc.tabs.Add(clickable, name, uiConf)
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aerc.UpdateStatus()
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return tab
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}
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func (aerc *Aerc) RemoveTab(tab ui.Drawable) {
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aerc.tabs.Remove(tab)
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aerc.UpdateStatus()
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}
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func (aerc *Aerc) ReplaceTab(tabSrc ui.Drawable, tabTarget ui.Drawable, name string) {
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aerc.tabs.Replace(tabSrc, tabTarget, name)
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}
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func (aerc *Aerc) MoveTab(i int, relative bool) {
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aerc.tabs.MoveTab(i, relative)
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}
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func (aerc *Aerc) PinTab() {
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aerc.tabs.PinTab()
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}
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func (aerc *Aerc) UnpinTab() {
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aerc.tabs.UnpinTab()
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}
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func (aerc *Aerc) NextTab() {
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aerc.tabs.NextTab()
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}
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func (aerc *Aerc) PrevTab() {
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aerc.tabs.PrevTab()
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}
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func (aerc *Aerc) SelectTab(name string) bool {
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ok := aerc.tabs.SelectName(name)
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if ok {
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aerc.UpdateStatus()
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}
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return ok
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}
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func (aerc *Aerc) SelectTabIndex(index int) bool {
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ok := aerc.tabs.Select(index)
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if ok {
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aerc.UpdateStatus()
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}
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return ok
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}
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func (aerc *Aerc) TabNames() []string {
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return aerc.tabs.Names()
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}
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func (aerc *Aerc) SelectPreviousTab() bool {
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return aerc.tabs.SelectPrevious()
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}
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func (aerc *Aerc) SetStatus(status string) *StatusMessage {
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return aerc.statusline.Set(status)
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}
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func (aerc *Aerc) UpdateStatus() {
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if acct := aerc.SelectedAccount(); acct != nil {
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acct.UpdateStatus()
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} else {
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aerc.ClearStatus()
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}
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}
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func (aerc *Aerc) ClearStatus() {
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aerc.statusline.Set("")
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}
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func (aerc *Aerc) SetError(status string) *StatusMessage {
|
|
return aerc.statusline.SetError(status)
|
|
}
|
|
|
|
func (aerc *Aerc) PushStatus(text string, expiry time.Duration) *StatusMessage {
|
|
return aerc.statusline.Push(text, expiry)
|
|
}
|
|
|
|
func (aerc *Aerc) PushError(text string) *StatusMessage {
|
|
return aerc.statusline.PushError(text)
|
|
}
|
|
|
|
func (aerc *Aerc) PushSuccess(text string) *StatusMessage {
|
|
return aerc.statusline.PushSuccess(text)
|
|
}
|
|
|
|
func (aerc *Aerc) focus(item ui.Interactive) {
|
|
if aerc.focused == item {
|
|
return
|
|
}
|
|
if aerc.focused != nil {
|
|
aerc.focused.Focus(false)
|
|
}
|
|
aerc.focused = item
|
|
interactive, ok := aerc.SelectedTabContent().(ui.Interactive)
|
|
if item != nil {
|
|
item.Focus(true)
|
|
if ok {
|
|
interactive.Focus(false)
|
|
}
|
|
} else if ok {
|
|
interactive.Focus(true)
|
|
}
|
|
}
|
|
|
|
func (aerc *Aerc) BeginExCommand(cmd string) {
|
|
previous := aerc.focused
|
|
var tabComplete func(string) ([]string, string)
|
|
if aerc.simulating != 0 {
|
|
// Don't try to draw completions for simulated events
|
|
tabComplete = nil
|
|
} else {
|
|
tabComplete = func(cmd string) ([]string, string) {
|
|
return aerc.complete(cmd), ""
|
|
}
|
|
}
|
|
exline := NewExLine(aerc.conf, cmd, func(cmd string) {
|
|
parts, err := shlex.Split(cmd)
|
|
if err != nil {
|
|
aerc.PushError(err.Error())
|
|
}
|
|
err = aerc.cmd(parts)
|
|
if err != nil {
|
|
aerc.PushError(err.Error())
|
|
}
|
|
// only add to history if this is an unsimulated command,
|
|
// ie one not executed from a keybinding
|
|
if aerc.simulating == 0 {
|
|
aerc.cmdHistory.Add(cmd)
|
|
}
|
|
}, func() {
|
|
aerc.statusbar.Pop()
|
|
aerc.focus(previous)
|
|
}, tabComplete, aerc.cmdHistory)
|
|
aerc.statusbar.Push(exline)
|
|
aerc.focus(exline)
|
|
}
|
|
|
|
func (aerc *Aerc) PushPrompt(prompt *ExLine) {
|
|
aerc.prompts.Push(prompt)
|
|
}
|
|
|
|
func (aerc *Aerc) RegisterPrompt(prompt string, cmd []string) {
|
|
p := NewPrompt(aerc.conf, prompt, func(text string) {
|
|
if text != "" {
|
|
cmd = append(cmd, text)
|
|
}
|
|
err := aerc.cmd(cmd)
|
|
if err != nil {
|
|
aerc.PushError(err.Error())
|
|
}
|
|
}, func(cmd string) ([]string, string) {
|
|
return nil, "" // TODO: completions
|
|
})
|
|
aerc.prompts.Push(p)
|
|
}
|
|
|
|
func (aerc *Aerc) RegisterChoices(choices []Choice) {
|
|
cmds := make(map[string][]string)
|
|
texts := []string{}
|
|
for _, c := range choices {
|
|
text := fmt.Sprintf("[%s] %s", c.Key, c.Text)
|
|
if strings.Contains(c.Text, c.Key) {
|
|
text = strings.Replace(c.Text, c.Key, "["+c.Key+"]", 1)
|
|
}
|
|
texts = append(texts, text)
|
|
cmds[c.Key] = c.Command
|
|
}
|
|
prompt := strings.Join(texts, ", ") + "? "
|
|
p := NewPrompt(aerc.conf, prompt, func(text string) {
|
|
cmd, ok := cmds[text]
|
|
if !ok {
|
|
return
|
|
}
|
|
err := aerc.cmd(cmd)
|
|
if err != nil {
|
|
aerc.PushError(err.Error())
|
|
}
|
|
}, func(cmd string) ([]string, string) {
|
|
return nil, "" // TODO: completions
|
|
})
|
|
aerc.prompts.Push(p)
|
|
}
|
|
|
|
func (aerc *Aerc) Mailto(addr *url.URL) error {
|
|
var subject string
|
|
var body string
|
|
var acctName string
|
|
var attachments []string
|
|
h := &mail.Header{}
|
|
to, err := mail.ParseAddressList(addr.Opaque)
|
|
if err != nil && addr.Opaque != "" {
|
|
return fmt.Errorf("Could not parse to: %w", err)
|
|
}
|
|
h.SetAddressList("to", to)
|
|
for key, vals := range addr.Query() {
|
|
switch strings.ToLower(key) {
|
|
case "account":
|
|
acctName = strings.Join(vals, "")
|
|
case "bcc":
|
|
list, err := mail.ParseAddressList(strings.Join(vals, ","))
|
|
if err != nil {
|
|
break
|
|
}
|
|
h.SetAddressList("Bcc", list)
|
|
case "body":
|
|
body = strings.Join(vals, "\n")
|
|
case "cc":
|
|
list, err := mail.ParseAddressList(strings.Join(vals, ","))
|
|
if err != nil {
|
|
break
|
|
}
|
|
h.SetAddressList("Cc", list)
|
|
case "in-reply-to":
|
|
for i, msgID := range vals {
|
|
if len(msgID) > 1 && msgID[0] == '<' &&
|
|
msgID[len(msgID)-1] == '>' {
|
|
vals[i] = msgID[1 : len(msgID)-1]
|
|
}
|
|
}
|
|
h.SetMsgIDList("In-Reply-To", vals)
|
|
case "subject":
|
|
subject = strings.Join(vals, ",")
|
|
h.SetText("Subject", subject)
|
|
case "attach":
|
|
for _, path := range vals {
|
|
// remove a potential file:// prefix.
|
|
attachments = append(attachments, strings.TrimPrefix(path, "file://"))
|
|
}
|
|
default:
|
|
// any other header gets ignored on purpose to avoid control headers
|
|
// being injected
|
|
}
|
|
}
|
|
|
|
acct := aerc.SelectedAccount()
|
|
if acctName != "" {
|
|
if a, ok := aerc.accounts[acctName]; ok && a != nil {
|
|
acct = a
|
|
}
|
|
}
|
|
|
|
if acct == nil {
|
|
return errors.New("No account selected")
|
|
}
|
|
|
|
composer, err := NewComposer(aerc, acct, aerc.Config(),
|
|
acct.AccountConfig(), acct.Worker(), "", h, models.OriginalMail{})
|
|
if err != nil {
|
|
return nil
|
|
}
|
|
composer.SetContents(strings.NewReader(body))
|
|
composer.FocusEditor("subject")
|
|
title := "New email"
|
|
if subject != "" {
|
|
title = subject
|
|
composer.FocusTerminal()
|
|
}
|
|
if to == nil {
|
|
composer.FocusEditor("to")
|
|
}
|
|
tab := aerc.NewTab(composer, title)
|
|
composer.OnHeaderChange("Subject", func(subject string) {
|
|
if subject == "" {
|
|
tab.Name = "New email"
|
|
} else {
|
|
tab.Name = subject
|
|
}
|
|
ui.Invalidate()
|
|
})
|
|
|
|
for _, file := range attachments {
|
|
composer.AddAttachment(file)
|
|
}
|
|
return nil
|
|
}
|
|
|
|
func (aerc *Aerc) Mbox(source string) error {
|
|
acctConf := config.AccountConfig{}
|
|
if selectedAcct := aerc.SelectedAccount(); selectedAcct != nil {
|
|
acctConf = *selectedAcct.acct
|
|
info := fmt.Sprintf("Loading outgoing mbox mail settings from account [%s]", selectedAcct.Name())
|
|
aerc.PushStatus(info, 10*time.Second)
|
|
logging.Infof(info)
|
|
} else {
|
|
acctConf.From = "<user@localhost>"
|
|
}
|
|
acctConf.Name = "mbox"
|
|
acctConf.Source = source
|
|
acctConf.Default = "INBOX"
|
|
acctConf.Archive = "Archive"
|
|
acctConf.Postpone = "Drafts"
|
|
acctConf.CopyTo = "Sent"
|
|
|
|
mboxView, err := NewAccountView(aerc, aerc.conf, &acctConf, aerc, nil)
|
|
if err != nil {
|
|
aerc.NewTab(errorScreen(err.Error(), aerc.conf.Ui), acctConf.Name)
|
|
} else {
|
|
aerc.accounts[acctConf.Name] = mboxView
|
|
aerc.NewTab(mboxView, acctConf.Name)
|
|
}
|
|
return nil
|
|
}
|
|
|
|
func (aerc *Aerc) CloseBackends() error {
|
|
var returnErr error
|
|
for _, acct := range aerc.accounts {
|
|
var raw interface{} = acct.worker.Backend
|
|
c, ok := raw.(io.Closer)
|
|
if !ok {
|
|
continue
|
|
}
|
|
err := c.Close()
|
|
if err != nil {
|
|
returnErr = err
|
|
logging.Errorf("Closing backend failed for %s: %v", acct.Name(), err)
|
|
}
|
|
}
|
|
return returnErr
|
|
}
|
|
|
|
func (aerc *Aerc) AddDialog(d ui.DrawableInteractive) {
|
|
aerc.dialog = d
|
|
aerc.Invalidate()
|
|
}
|
|
|
|
func (aerc *Aerc) CloseDialog() {
|
|
aerc.dialog = nil
|
|
aerc.Invalidate()
|
|
}
|
|
|
|
func (aerc *Aerc) GetPassword(title string, prompt string) (chText chan string, chErr chan error) {
|
|
chText = make(chan string, 1)
|
|
chErr = make(chan error, 1)
|
|
getPasswd := NewGetPasswd(title, prompt, aerc.conf, func(pw string, err error) {
|
|
defer func() {
|
|
close(chErr)
|
|
close(chText)
|
|
aerc.CloseDialog()
|
|
}()
|
|
if err != nil {
|
|
chErr <- err
|
|
return
|
|
}
|
|
chErr <- nil
|
|
chText <- pw
|
|
})
|
|
aerc.AddDialog(getPasswd)
|
|
|
|
return
|
|
}
|
|
|
|
func (aerc *Aerc) Initialize(ui *ui.UI) {
|
|
aerc.ui = ui
|
|
}
|
|
|
|
func (aerc *Aerc) DecryptKeys(keys []openpgp.Key, symmetric bool) (b []byte, err error) {
|
|
for _, key := range keys {
|
|
ident := key.Entity.PrimaryIdentity()
|
|
chPass, chErr := aerc.GetPassword("Decrypt PGP private key",
|
|
fmt.Sprintf("Enter password for %s (%8X)\nPress <ESC> to cancel",
|
|
ident.Name, key.PublicKey.KeyId))
|
|
|
|
for err := range chErr {
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
pass := <-chPass
|
|
err = key.PrivateKey.Decrypt([]byte(pass))
|
|
return nil, err
|
|
}
|
|
}
|
|
return nil, err
|
|
}
|
|
|
|
// errorScreen is a widget that draws an error in the middle of the context
|
|
func errorScreen(s string, conf config.UIConfig) ui.Drawable {
|
|
errstyle := conf.GetStyle(config.STYLE_ERROR)
|
|
text := ui.NewText(s, errstyle).Strategy(ui.TEXT_CENTER)
|
|
grid := ui.NewGrid().Rows([]ui.GridSpec{
|
|
{Strategy: ui.SIZE_WEIGHT, Size: ui.Const(1)},
|
|
{Strategy: ui.SIZE_EXACT, Size: ui.Const(1)},
|
|
{Strategy: ui.SIZE_WEIGHT, Size: ui.Const(1)},
|
|
}).Columns([]ui.GridSpec{
|
|
{Strategy: ui.SIZE_WEIGHT, Size: ui.Const(1)},
|
|
})
|
|
grid.AddChild(ui.NewFill(' ', tcell.StyleDefault)).At(0, 0)
|
|
grid.AddChild(text).At(1, 0)
|
|
grid.AddChild(ui.NewFill(' ', tcell.StyleDefault)).At(2, 0)
|
|
return grid
|
|
}
|
|
|
|
func (aerc *Aerc) isExKey(event *tcell.EventKey, exKey config.KeyStroke) bool {
|
|
if event.Key() == tcell.KeyRune {
|
|
// Compare runes if it's a KeyRune
|
|
return event.Modifiers() == exKey.Modifiers && event.Rune() == exKey.Rune
|
|
}
|
|
return event.Modifiers() == exKey.Modifiers && event.Key() == exKey.Key
|
|
}
|