147 lines
3.9 KiB
Lua
147 lines
3.9 KiB
Lua
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local layout_strategies = {}
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--[[
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+-----------------+---------------------+
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| | |
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| Results | |
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| | Preview |
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+-----------------| |
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| Prompt | |
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+-----------------+---------------------+
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--]]
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layout_strategies.horizontal = function(self, max_columns, max_lines, prompt_title)
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local initial_options = self:_get_initial_window_options(prompt_title)
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local preview = initial_options.preview
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local results = initial_options.results
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local prompt = initial_options.prompt
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-- TODO: Test with 120 width terminal
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-- TODO: Test with self.width.
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local width_padding = 10
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if not self.previewer or max_columns < self.preview_cutoff then
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width_padding = 2
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preview.width = 0
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elseif max_columns < 150 then
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width_padding = 5
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preview.width = math.floor(max_columns * 0.4)
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elseif max_columns < 200 then
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preview.width = 80
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else
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preview.width = 120
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end
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local other_width = max_columns - preview.width - (2 * width_padding)
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results.width = other_width
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prompt.width = other_width
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local base_height
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if max_lines < 40 then
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base_height = math.min(math.floor(max_lines * 0.8), max_lines - 8)
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else
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base_height = math.floor(max_lines * 0.8)
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end
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results.height = base_height
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results.minheight = results.height
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prompt.height = 1
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prompt.minheight = prompt.height
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if self.previewer then
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preview.height = results.height + prompt.height + 2
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preview.minheight = preview.height
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else
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preview.height = 0
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end
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results.col = width_padding
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prompt.col = width_padding
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preview.col = results.col + results.width + 2
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-- TODO: Center this in the page a bit better.
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local height_padding = math.max(math.floor(0.95 * max_lines), 2)
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results.line = max_lines - height_padding
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prompt.line = results.line + results.height + 2
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preview.line = results.line
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return {
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preview = preview.width > 0 and preview,
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results = results,
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prompt = prompt,
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}
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end
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--[[
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+-----------------+
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| Previewer |
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| Previewer |
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| Previewer |
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+-----------------+
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| Result |
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| Result |
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| Result |
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+-----------------+
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| Prompt |
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+-----------------+
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--]]
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layout_strategies.vertical = function(self, max_columns, max_lines, prompt_title)
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local initial_options = self:_get_initial_window_options(prompt_title)
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local preview = initial_options.preview
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local results = initial_options.results
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local prompt = initial_options.prompt
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local width_padding = math.ceil((1 - self.window.width) * 0.5 * max_columns)
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local width = max_columns - width_padding * 2
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if not self.previewer then
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preview.width = 0
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else
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preview.width = width
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end
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results.width = width
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prompt.width = width
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-- Height
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local height_padding = 3
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results.height = 10
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results.minheight = 10
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prompt.height = 1
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prompt.minheight = 1
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-- The last 2 * 2 is for the extra borders
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if self.previewer then
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preview.height = max_lines - results.height - prompt.height - 2 * 2 - height_padding * 2
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preview.minheight = preview.height
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else
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results.height = max_lines - prompt.height - 2 - height_padding * 2
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results.minheight = results.height
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end
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results.col, preview.col, prompt.col = width_padding, width_padding, width_padding
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if self.previewer then
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preview.line = height_padding
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results.line = preview.line + preview.height + 2
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prompt.line = results.line + results.height + 2
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else
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results.line = height_padding
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prompt.line = results.line + results.height + 2
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end
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return {
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preview = preview.width > 0 and preview,
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results = results,
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prompt = prompt
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}
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end
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-- TODO: Add "flex"
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-- If you don't have enough width, use the height one
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-- etc.
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return layout_strategies
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