leigh/outline.nvim
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feat: Revamp preview window

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Please see README diff for details and implications.
This commit is contained in:
hedy
2023-11-01 21:04:26 +08:00
parent a7324dd3c9
commit d78d94218a
4 changed files with 76 additions and 117 deletions
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112
lua/symbols-outline/preview.lua
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@@ -1,13 +1,12 @@
local so = require 'symbols-outline'
local config = require 'symbols-outline.config'
local hover = require 'symbols-outline.hover'
local M = {}
local state = {
preview_buf = nil,
preview_win = nil,
hover_buf = nil,
hover_win = nil,
}
local function is_current_win_outline()
@@ -43,8 +42,7 @@ local function get_offset()
end
local function get_height()
local uis = vim.api.nvim_list_uis()
return math.ceil(uis[1].height / 3)
return vim.api.nvim_list_uis()[1].height
end
local function get_hovered_node()
@@ -90,78 +88,13 @@ local function setup_preview_buf()
update_preview(code_buf)
end
local function get_hover_params(node, winnr)
local bufnr = vim.api.nvim_win_get_buf(winnr)
local uri = vim.uri_from_bufnr(bufnr)
return {
textDocument = { uri = uri },
position = { line = node.line, character = node.character },
bufnr = bufnr,
}
end
local function update_hover()
if not has_code_win() then
return
end
local node = get_hovered_node()
if not node then
return
end
local provider = _G._symbols_outline_current_provider
local params = get_hover_params(node, so.state.code_win)
provider.hover_info(params.bufnr, params, function(err, result)
if err then
print(vim.inspect(err))
return
end
local markdown_lines = {}
if result ~= nil then
markdown_lines = vim.lsp.util.convert_input_to_markdown_lines(
result.contents
)
end
markdown_lines = vim.lsp.util.trim_empty_lines(markdown_lines)
if vim.tbl_isempty(markdown_lines) then
markdown_lines = { 'No info available' }
end
markdown_lines = vim.lsp.util.stylize_markdown(
state.hover_buf,
markdown_lines,
{}
)
if state.hover_buf ~= nil then
vim.api.nvim_buf_set_lines(state.hover_buf, 0, -1, 0, markdown_lines)
end
end)
end
local function setup_hover_buf()
if not has_code_win() then
return
end
local code_buf = vim.api.nvim_win_get_buf(so.state.code_win)
local ft = vim.api.nvim_buf_get_option(code_buf, 'filetype')
vim.api.nvim_buf_set_option(state.hover_buf, 'syntax', ft)
vim.api.nvim_buf_set_option(state.hover_buf, 'bufhidden', 'delete')
vim.api.nvim_win_set_option(state.hover_win, 'wrap', true)
vim.api.nvim_win_set_option(state.hover_win, 'cursorline', false)
update_hover()
end
local function set_bg_hl()
local winhi = 'Normal:' .. config.options.preview_bg_highlight
vim.api.nvim_win_set_option(state.preview_win, 'winhighlight', winhi)
vim.api.nvim_win_set_option(state.hover_win, 'winhighlight', winhi)
-- vim.api.nvim_win_set_option(state.hover_win, 'winhighlight', winhi)
local winblend = config.options.winblend
vim.api.nvim_win_set_option(state.preview_win, 'winblend', winblend)
vim.api.nvim_win_set_option(state.hover_win, 'winblend', winblend)
-- vim.api.nvim_win_set_option(state.hover_win, 'winblend', winblend)
end
local function show_preview()
@@ -174,13 +107,16 @@ local function show_preview()
end,
})
local offsets = get_offset()
local height = get_height()
local winheight = math.ceil(height / 2)
state.preview_win = vim.api.nvim_open_win(state.preview_buf, false, {
relative = 'win',
width = 50,
height = get_height(),
height = winheight,
bufpos = { 0, 0 },
row = offsets[1],
col = offsets[2],
-- Position preview window middle-aligned vertically
row = math.ceil((height - winheight) / 2),
border = config.options.border,
})
setup_preview_buf()
@@ -189,40 +125,16 @@ local function show_preview()
end
end
local function show_hover()
if state.hover_win == nil and state.hover_buf == nil then
state.hover_buf = vim.api.nvim_create_buf(false, true)
vim.api.nvim_buf_attach(state.hover_buf, false, {
on_detach = function()
state.hover_buf = nil
state.hover_win = nil
end,
})
local offsets = get_offset()
local height = get_height()
state.hover_win = vim.api.nvim_open_win(state.hover_buf, false, {
relative = 'win',
width = 50,
height = height,
bufpos = { 0, 0 },
row = offsets[1] + height + 2,
col = offsets[2],
border = config.options.border,
})
setup_hover_buf()
else
update_hover()
end
end
function M.show()
if not is_current_win_outline() or #vim.api.nvim_list_wins() < 2 then
return
end
show_preview()
show_hover()
set_bg_hl()
if config.options.open_hover_on_preview then
hover.show_hover()
end
end
function M.close()