76 lines
2.5 KiB
Lua
76 lines
2.5 KiB
Lua
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local highlight = require 'lualine.highlight'
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local Tab = require('lualine.utils.class'):extend()
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function Tab:init(opts)
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assert(opts.tabnr, 'Cannot create Tab without tabnr')
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self.tabnr = opts.tabnr
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self.options = opts.options
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self.highlights = opts.highlights
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end
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function Tab:label()
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local buflist = vim.fn.tabpagebuflist(self.tabnr)
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local winnr = vim.fn.tabpagewinnr(self.tabnr)
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local bufnr = buflist[winnr]
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local file = vim.fn.bufname(bufnr)
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local buftype = vim.fn.getbufvar(bufnr, '&buftype')
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if buftype == 'help' then
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return 'help:' .. vim.fn.fnamemodify(file, ':t:r')
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elseif buftype == 'terminal' then
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local match = string.match(vim.split(file, ' ')[1], 'term:.*:(%a+)')
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return match ~= nil and match or vim.fn.fnamemodify(vim.env.SHELL, ':t')
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elseif vim.fn.isdirectory(file) == 1 then
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return vim.fn.fnamemodify(file, ':p:.')
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elseif file == '' then
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return '[No Name]'
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end
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return vim.fn.fnamemodify(file, ':t')
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end
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function Tab:render()
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local name
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if self.ellipse then
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name = '...'
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else
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if self.options.mode == 0 then
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name = string.format('%s%s ', (self.last or not self.first) and ' ' or '', tostring(self.tabnr))
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elseif self.options.mode == 1 then
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name = string.format('%s%s ', (self.last or not self.first) and ' ' or '', self:label())
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else
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name = string.format('%s%s %s ', (self.last or not self.first) and ' ' or '', tostring(self.tabnr), self:label())
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end
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end
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self.len = #name
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local line = string.format('%%%s@LualineSwitchTab@%s%%T', self.tabnr, name)
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line = highlight.component_format_highlight(self.highlights[(self.current and 'active' or 'inactive')]) .. line
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if self.options.self.section < 'lualine_x' and not self.first then
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local sep_before = self:separator_before()
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line = sep_before .. line
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self.len = self.len + vim.fn.strchars(sep_before)
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elseif self.options.self.section >= 'lualine_x' and not self.last then
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local sep_after = self:separator_after()
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line = line .. sep_after
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self.len = self.len + vim.fn.strchars(sep_after)
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end
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return line
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end
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function Tab:separator_before()
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if self.current or self.aftercurrent then
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return '%S{' .. self.options.section_separators.left .. '}'
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else
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return self.options.component_separators.left
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end
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end
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function Tab:separator_after()
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if self.current or self.beforecurrent then
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return '%s{' .. self.options.section_separators.right .. '}'
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else
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return self.options.component_separators.right
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end
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end
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return Tab
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