leigh/telescope.nvim
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

Implements horizontal scrolling in previewer & results. (#2437)

Browse Source 
* Implements horizontal scrolling in previewer & results.

* docs: update wrt. horizontal scrolling in previewer &  results
This commit is contained in:
Lucía Andrea Illanes Albornoz
2023-06-24 21:17:55 +02:00
committed by GitHub
parent ffe35cb433
commit 5fff2a138b
8 changed files with 135 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files

24
lua/telescope/actions/init.lua
View File

@@ -222,6 +222,18 @@ actions.preview_scrolling_down = function(prompt_bufnr)
action_set.scroll_previewer(prompt_bufnr, 1)
end
--- Scroll the preview window to the left
---@param prompt_bufnr number: The prompt bufnr
actions.preview_scrolling_left = function(prompt_bufnr)
action_set.scroll_horizontal_previewer(prompt_bufnr, -1)
end
--- Scroll the preview window to the right
---@param prompt_bufnr number: The prompt bufnr
actions.preview_scrolling_right = function(prompt_bufnr)
action_set.scroll_horizontal_previewer(prompt_bufnr, 1)
end
--- Scroll the results window up
---@param prompt_bufnr number: The prompt bufnr
actions.results_scrolling_up = function(prompt_bufnr)
@@ -234,6 +246,18 @@ actions.results_scrolling_down = function(prompt_bufnr)
action_set.scroll_results(prompt_bufnr, 1)
end
--- Scroll the results window to the left
---@param prompt_bufnr number: The prompt bufnr
actions.results_scrolling_left = function(prompt_bufnr)
action_set.scroll_horizontal_results(prompt_bufnr, -1)
end
--- Scroll the results window to the right
---@param prompt_bufnr number: The prompt bufnr
actions.results_scrolling_right = function(prompt_bufnr)
action_set.scroll_horizontal_results(prompt_bufnr, 1)
end
--- Center the cursor in the window, can be used after selecting a file to edit
--- You can just map `actions.select_default + actions.center`
---@param prompt_bufnr number: The prompt bufnr

39
lua/telescope/actions/set.lua
View File

@@ -241,6 +241,27 @@ action_set.scroll_previewer = function(prompt_bufnr, direction)
previewer:scroll_fn(math.floor(speed * direction))
end
--- Scrolls the previewer to the left or right.
--- Defaults to a half page scroll, but can be overridden using the `scroll_speed`
--- option in `layout_config`. See |telescope.layout| for more details.
---@param prompt_bufnr number: The prompt bufnr
---@param direction number: The direction of the scrolling
-- Valid directions include: "1", "-1"
action_set.scroll_horizontal_previewer = function(prompt_bufnr, direction)
local previewer = action_state.get_current_picker(prompt_bufnr).previewer
local status = state.get_status(prompt_bufnr)
-- Check if we actually have a previewer and a preview window
if type(previewer) ~= "table" or previewer.scroll_horizontal_fn == nil or status.preview_win == nil then
return
end
local default_speed = vim.api.nvim_win_get_height(status.preview_win) / 2
local speed = status.picker.layout_config.scroll_speed or default_speed
previewer:scroll_horizontal_fn(math.floor(speed * direction))
end
--- Scrolls the results up or down.
--- Defaults to a half page scroll, but can be overridden using the `scroll_speed`
--- option in `layout_config`. See |telescope.layout| for more details.
@@ -261,6 +282,24 @@ action_set.scroll_results = function(prompt_bufnr, direction)
action_set.shift_selection(prompt_bufnr, math.floor(speed) * direction)
end
--- Scrolls the results to the left or right.
--- Defaults to a half page scroll, but can be overridden using the `scroll_speed`
--- option in `layout_config`. See |telescope.layout| for more details.
---@param prompt_bufnr number: The prompt bufnr
---@param direction number: The direction of the scrolling
-- Valid directions include: "1", "-1"
action_set.scroll_horizontal_results = function(prompt_bufnr, direction)
local status = state.get_status(prompt_bufnr)
local default_speed = vim.api.nvim_win_get_height(status.results_win) / 2
local speed = status.picker.layout_config.scroll_speed or default_speed
local input = direction > 0 and [[zl]] or [[zh]]
vim.api.nvim_win_call(status.results_win, function()
vim.cmd([[normal! ]] .. math.floor(speed) .. input)
end)
end
-- ==================================================
-- Transforms modules and sets the corect metatables.
-- ==================================================