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vim9script
# Friendly names for the ones used by 'xkbswitch'. The keys are used as
# arguments to the `:InsertLayout` command.
const layout_names = {
us: 'US',
qwazerty: 'QWAZERTY2',
fr: 'French-numerical',
dvorak: 'Dvorak',
}
# Used to store the current layout prior to insertion so it can be restored
# when leaving insert mode.
var normal_layout: string
def IsLayoutSwitcherAvailable(): number
return executable('xkbswitch')
enddef
def CurrentInputLayout(): string
return system('xkbswitch -ge')
enddef
def SetInputLayout(layout: string): void
system('xkbswitch -se ' .. layout)
enddef
def OnInsertEnter(layout: string): void
normal_layout = CurrentInputLayout()
SetInputLayout(layout)
enddef
def OnInsertLeave(): void
SetInputLayout(normal_layout)
enddef
export def InsertLayoutOff(): void
autocmd_delete([
{
group: 'insert_layout',
event: 'InsertEnter',
bufnr: bufnr(),
},
{
group: 'insert_layout',
event: 'InsertLeave',
bufnr: bufnr(),
},
])
enddef
export def InsertLayoutOn(layout: string): void
if !IsLayoutSwitcherAvailable()
echoerr "'xkbswitch' command not found"
return
endif
autocmd_add([
{
replace: true,
group: 'insert_layout',
event: 'InsertEnter',
bufnr: bufnr(),
cmd: 'OnInsertEnter("' .. layout_names[layout] .. '")',
},
{
replace: true,
group: 'insert_layout',
event: 'InsertLeave',
bufnr: bufnr(),
cmd: 'OnInsertLeave()',
},
])
enddef
export def Complete(arg_lead: string, cmd_line: string, cursor_pos: number): string
return join(keys(layout_names), "\n")
enddef
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