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synced 2022-11-09 12:17:21 -05:00
[ruby/reline] Support for multiple dialog rendering
https://github.com/ruby/reline/commit/f589fab718
This commit is contained in:
aycabta
parent
acffb0b068
commit
8d4370b066
2 changed files with 115 additions and 75 deletions
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@ -34,7 +34,7 @@ module Reline
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auto_indent_proc
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pre_input_hook
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dig_perfect_match_proc
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dialog_proc
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dialog_proc_list
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).each(&method(:attr_reader))
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attr_accessor :config
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@ -48,6 +48,7 @@ module Reline
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yield self
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@completion_quote_character = nil
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@bracketed_paste_finished = false
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@dialog_proc_list = []
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end
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def encoding
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@ -131,9 +132,10 @@ module Reline
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@dig_perfect_match_proc = p
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end
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def dialog_proc=(p)
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def add_dialog_proc(name_sym, p)
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raise ArgumentError unless p.respond_to?(:call) or p.nil?
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@dialog_proc = p
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raise ArgumentError unless name_sym.instance_of?(Symbol)
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@dialog_proc_list << [name_sym, p]
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end
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def input=(val)
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@ -206,14 +208,15 @@ module Reline
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else
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y = 0
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end
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[Reline::CursorPos.new(x, y), result, pointer]
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cursor_pos_to_render = Reline::CursorPos.new(x, y)
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[cursor_pos_to_render, result, pointer]
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}
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def readmultiline(prompt = '', add_hist = false, &confirm_multiline_termination)
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unless confirm_multiline_termination
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raise ArgumentError.new('#readmultiline needs block to confirm multiline termination')
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end
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@dialog_proc = DEFAULT_DIALOG_PROC_AUTOCOMPLETE
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add_dialog_proc(:autocomplete, DEFAULT_DIALOG_PROC_AUTOCOMPLETE)
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inner_readline(prompt, add_hist, true, &confirm_multiline_termination)
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whole_buffer = line_editor.whole_buffer.dup
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@ -269,7 +272,10 @@ module Reline
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line_editor.auto_indent_proc = auto_indent_proc
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line_editor.dig_perfect_match_proc = dig_perfect_match_proc
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line_editor.pre_input_hook = pre_input_hook
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line_editor.dialog_proc = dialog_proc
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@dialog_proc_list.each do |d|
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name_sym, dialog_proc = d
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line_editor.add_dialog_proc(name_sym, dialog_proc)
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end
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unless config.test_mode
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config.read
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@ -249,10 +249,7 @@ class Reline::LineEditor
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@drop_terminate_spaces = false
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@in_pasting = false
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@auto_indent_proc = nil
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@dialog_column = nil
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@dialog_vertical_offset = nil
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@dialog_contents = nil
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@dialog_lines_backup = nil
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@dialogs = []
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reset_line
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end
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@ -521,75 +518,98 @@ class Reline::LineEditor
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end
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end
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def dialog_proc=(p)
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@dialog_proc_scope = DialogProcScope.new(self, p)
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@dialog_proc = p
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class Dialog
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attr_reader :name
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attr_accessor :column, :vertical_offset, :contents, :lines_backup
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def initialize(name, proc_scope)
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@name = name
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@proc_scope = proc_scope
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end
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DIALOG_HEIGHT = 5
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def set_cursor_pos(col, row)
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@proc_scope.set_cursor_pos(col, row)
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end
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def call
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@proc_scope.call
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end
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end
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def add_dialog_proc(name, p)
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return if @dialogs.any? { |d| d.name == name }
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@dialogs << Dialog.new(name, DialogProcScope.new(self, p))
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end
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DIALOG_HEIGHT = 20
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DIALOG_WIDTH = 40
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private def render_dialog(cursor_column)
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return if @dialog_proc_scope.nil?
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@dialogs.each do |dialog|
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render_each_dialog(dialog, cursor_column)
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end
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end
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private def render_each_dialog(dialog, cursor_column)
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if @in_pasting
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@dialog_contents = nil
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dialog.contents = nil
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return
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end
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@dialog_proc_scope.set_cursor_pos(cursor_column, @first_line_started_from + @started_from)
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pos, result, pointer = @dialog_proc_scope.call
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old_dialog_contents = @dialog_contents
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old_dialog_column = @dialog_column
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old_dialog_vertical_offset = @dialog_vertical_offset
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dialog.set_cursor_pos(cursor_column, @first_line_started_from + @started_from)
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pos, result, pointer = dialog.call
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old_dialog_contents = dialog.contents
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old_dialog_column = dialog.column
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old_dialog_vertical_offset = dialog.vertical_offset
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if result and not result.empty?
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@dialog_contents = result
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@dialog_contents = @dialog_contents[0...DIALOG_HEIGHT] if @dialog_contents.size > DIALOG_HEIGHT
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dialog.contents = result
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dialog.contents = dialog.contents[0...DIALOG_HEIGHT] if dialog.contents.size > DIALOG_HEIGHT
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else
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@dialog_lines_backup = {
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dialog.lines_backup = {
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lines: modify_lines(whole_lines),
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line_index: @line_index,
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first_line_started_from: @first_line_started_from,
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started_from: @started_from,
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byte_pointer: @byte_pointer
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}
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clear_dialog
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@dialog_contents = nil
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clear_each_dialog(dialog)
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dialog.contents = nil
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return
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end
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upper_space = @first_line_started_from - @started_from
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lower_space = @highest_in_all - @first_line_started_from - @started_from - 1
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@dialog_column = pos.x
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diff = (@dialog_column + DIALOG_WIDTH) - (@screen_size.last - 1)
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dialog.column = pos.x
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diff = (dialog.column + DIALOG_WIDTH) - (@screen_size.last - 1)
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if diff > 0
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@dialog_column -= diff
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dialog.column -= diff
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end
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if (lower_space + @rest_height) >= DIALOG_HEIGHT
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@dialog_vertical_offset = pos.y + 1
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dialog.vertical_offset = pos.y + 1
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elsif upper_space >= DIALOG_HEIGHT
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@dialog_vertical_offset = pos.y + -(DIALOG_HEIGHT + 1)
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dialog.vertical_offset = pos.y + -(DIALOG_HEIGHT + 1)
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else
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if (lower_space + @rest_height) < DIALOG_HEIGHT
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scroll_down(DIALOG_HEIGHT)
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move_cursor_up(DIALOG_HEIGHT)
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end
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@dialog_vertical_offset = pos.y + 1
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dialog.vertical_offset = pos.y + 1
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end
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Reline::IOGate.hide_cursor
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reset_dialog(old_dialog_contents, old_dialog_column, old_dialog_vertical_offset)
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move_cursor_down(@dialog_vertical_offset)
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Reline::IOGate.move_cursor_column(@dialog_column)
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@dialog_contents.each_with_index do |item, i|
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reset_dialog(dialog, old_dialog_contents, old_dialog_column, old_dialog_vertical_offset)
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move_cursor_down(dialog.vertical_offset)
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Reline::IOGate.move_cursor_column(dialog.column)
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dialog.contents.each_with_index do |item, i|
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if i == pointer
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bg_color = '45'
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else
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bg_color = '46'
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end
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@output.write "\e[#{bg_color}m%-#{DIALOG_WIDTH}s\e[49m" % item.slice(0, DIALOG_WIDTH)
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Reline::IOGate.move_cursor_column(@dialog_column)
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move_cursor_down(1) if i < (@dialog_contents.size - 1)
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Reline::IOGate.move_cursor_column(dialog.column)
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move_cursor_down(1) if i < (dialog.contents.size - 1)
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end
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Reline::IOGate.move_cursor_column(cursor_column)
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move_cursor_up(@dialog_vertical_offset + @dialog_contents.size - 1)
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move_cursor_up(dialog.vertical_offset + dialog.contents.size - 1)
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Reline::IOGate.show_cursor
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@dialog_lines_backup = {
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dialog.lines_backup = {
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lines: modify_lines(whole_lines),
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line_index: @line_index,
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first_line_started_from: @first_line_started_from,
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@ -598,53 +618,61 @@ class Reline::LineEditor
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}
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end
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private def reset_dialog(old_dialog_contents, old_dialog_column, old_dialog_vertical_offset)
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return if @dialog_lines_backup.nil? or old_dialog_contents.nil?
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prompt, prompt_width, prompt_list = check_multiline_prompt(@dialog_lines_backup[:lines], prompt)
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private def reset_dialog(dialog, old_dialog_contents, old_dialog_column, old_dialog_vertical_offset)
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return if dialog.lines_backup.nil? or old_dialog_contents.nil?
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prompt, prompt_width, prompt_list = check_multiline_prompt(dialog.lines_backup[:lines], prompt)
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visual_lines = []
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visual_start = nil
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@dialog_lines_backup[:lines].each_with_index { |l, i|
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dialog.lines_backup[:lines].each_with_index { |l, i|
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pr = prompt_list ? prompt_list[i] : prompt
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vl, _ = split_by_width(pr + l, @screen_size.last)
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vl.compact!
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if i == @dialog_lines_backup[:line_index]
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visual_start = visual_lines.size + @dialog_lines_backup[:started_from]
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if i == dialog.lines_backup[:line_index]
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visual_start = visual_lines.size + dialog.lines_backup[:started_from]
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end
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visual_lines.concat(vl)
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}
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old_y = @dialog_lines_backup[:first_line_started_from] + @dialog_lines_backup[:started_from]
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old_y = dialog.lines_backup[:first_line_started_from] + dialog.lines_backup[:started_from]
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y = @first_line_started_from + @started_from
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y_diff = y - old_y
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if (old_y + old_dialog_vertical_offset) < (y + @dialog_vertical_offset)
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if (old_y + old_dialog_vertical_offset) < (y + dialog.vertical_offset)
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# rerender top
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move_cursor_down(old_dialog_vertical_offset - y_diff)
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start = visual_start + old_dialog_vertical_offset
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line_num = @dialog_vertical_offset - old_dialog_vertical_offset
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line_num = dialog.vertical_offset - old_dialog_vertical_offset
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line_num.times do |i|
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Reline::IOGate.move_cursor_column(0)
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@output.write "\e[39m\e[49m#{visual_lines[start + i]}\e[39m\e[49m"
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Reline::IOGate.erase_after_cursor
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Reline::IOGate.move_cursor_column(old_dialog_column)
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if visual_lines[start + i].nil?
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s = ' ' * DIALOG_WIDTH
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else
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s = Reline::Unicode.take_range(visual_lines[start + i], old_dialog_column, DIALOG_WIDTH)
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end
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@output.write "\e[39m\e[49m%-#{DIALOG_WIDTH}s\e[39m\e[49m" % s
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move_cursor_down(1) if i < (line_num - 1)
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end
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move_cursor_up(old_dialog_vertical_offset + line_num - 1 - y_diff)
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end
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if (old_y + old_dialog_vertical_offset + old_dialog_contents.size) > (y + @dialog_vertical_offset + @dialog_contents.size)
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if (old_y + old_dialog_vertical_offset + old_dialog_contents.size) > (y + dialog.vertical_offset + dialog.contents.size)
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# rerender bottom
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move_cursor_down(@dialog_vertical_offset + @dialog_contents.size - y_diff)
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start = visual_start + @dialog_vertical_offset + @dialog_contents.size
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line_num = (old_dialog_vertical_offset + old_dialog_contents.size) - (@dialog_vertical_offset + @dialog_contents.size)
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move_cursor_down(dialog.vertical_offset + dialog.contents.size - y_diff)
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start = visual_start + dialog.vertical_offset + dialog.contents.size
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line_num = (old_dialog_vertical_offset + old_dialog_contents.size) - (dialog.vertical_offset + dialog.contents.size)
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line_num.times do |i|
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Reline::IOGate.move_cursor_column(0)
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@output.write "\e[39m\e[49m#{visual_lines[start + i]}\e[39m\e[49m"
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Reline::IOGate.erase_after_cursor
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Reline::IOGate.move_cursor_column(old_dialog_column)
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if visual_lines[start + i].nil?
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s = ' ' * DIALOG_WIDTH
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else
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s = Reline::Unicode.take_range(visual_lines[start + i], old_dialog_column, DIALOG_WIDTH)
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end
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@output.write "\e[39m\e[49m%-#{DIALOG_WIDTH}s\e[39m\e[49m" % s
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move_cursor_down(1) if i < (line_num - 1)
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end
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move_cursor_up(@dialog_vertical_offset + @dialog_contents.size + line_num - 1 - y_diff)
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move_cursor_up(dialog.vertical_offset + dialog.contents.size + line_num - 1 - y_diff)
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end
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if old_dialog_column < @dialog_column
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if old_dialog_column < dialog.column
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# rerender left
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move_cursor_down(old_dialog_vertical_offset - y_diff)
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width = @dialog_column - old_dialog_column
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width = dialog.column - old_dialog_column
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start = visual_start + old_dialog_vertical_offset
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line_num = old_dialog_contents.size
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line_num.times do |i|
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@ -659,10 +687,10 @@ class Reline::LineEditor
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end
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move_cursor_up(old_dialog_vertical_offset + line_num - 1 - y_diff)
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end
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if (old_dialog_column + DIALOG_WIDTH) > (@dialog_column + DIALOG_WIDTH)
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if (old_dialog_column + DIALOG_WIDTH) > (dialog.column + DIALOG_WIDTH)
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# rerender right
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move_cursor_down(old_dialog_vertical_offset + y_diff)
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width = (old_dialog_column + DIALOG_WIDTH) - (@dialog_column + DIALOG_WIDTH)
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width = (old_dialog_column + DIALOG_WIDTH) - (dialog.column + DIALOG_WIDTH)
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start = visual_start + old_dialog_vertical_offset
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line_num = old_dialog_contents.size
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line_num.times do |i|
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@ -672,7 +700,7 @@ class Reline::LineEditor
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else
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s = Reline::Unicode.take_range(visual_lines[start + i], old_dialog_column + DIALOG_WIDTH, width)
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end
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Reline::IOGate.move_cursor_column(@dialog_column + DIALOG_WIDTH)
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Reline::IOGate.move_cursor_column(dialog.column + DIALOG_WIDTH)
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@output.write "\e[39m\e[49m%-#{width}s\e[39m\e[49m" % s
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move_cursor_down(1) if i < (line_num - 1)
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end
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@ -682,36 +710,42 @@ class Reline::LineEditor
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end
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private def clear_dialog
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return unless @dialog_contents
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prompt, prompt_width, prompt_list = check_multiline_prompt(@dialog_lines_backup[:lines], prompt)
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@dialogs.each do |dialog|
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clear_each_dialog(dialog)
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end
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end
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private def clear_each_dialog(dialog)
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return unless dialog.contents
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prompt, prompt_width, prompt_list = check_multiline_prompt(dialog.lines_backup[:lines], prompt)
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visual_lines = []
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visual_lines_under_dialog = []
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visual_start = nil
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@dialog_lines_backup[:lines].each_with_index { |l, i|
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dialog.lines_backup[:lines].each_with_index { |l, i|
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pr = prompt_list ? prompt_list[i] : prompt
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vl, _ = split_by_width(pr + l, @screen_size.last)
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vl.compact!
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if i == @dialog_lines_backup[:line_index]
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visual_start = visual_lines.size + @dialog_lines_backup[:started_from] + @dialog_vertical_offset
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if i == dialog.lines_backup[:line_index]
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visual_start = visual_lines.size + dialog.lines_backup[:started_from] + dialog.vertical_offset
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end
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visual_lines.concat(vl)
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}
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visual_lines_under_dialog = visual_lines[visual_start, @dialog_contents.size]
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visual_lines_under_dialog = visual_lines[visual_start, dialog.contents.size]
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Reline::IOGate.hide_cursor
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move_cursor_down(@dialog_vertical_offset)
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dialog_vertical_size = @dialog_contents.size
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move_cursor_down(dialog.vertical_offset)
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dialog_vertical_size = dialog.contents.size
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dialog_vertical_size.times do |i|
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if i < visual_lines_under_dialog.size
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Reline::IOGate.move_cursor_column(0)
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@output.write "\e[39m\e[49m%-#{DIALOG_WIDTH}s\e[39m\e[49m" % visual_lines_under_dialog[i]
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else
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Reline::IOGate.move_cursor_column(@dialog_column)
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Reline::IOGate.move_cursor_column(dialog.column)
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@output.write "\e[39m\e[49m#{' ' * DIALOG_WIDTH}\e[39m\e[49m"
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end
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Reline::IOGate.erase_after_cursor
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move_cursor_down(1) if i < (dialog_vertical_size - 1)
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end
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move_cursor_up(dialog_vertical_size - 1 + @dialog_vertical_offset)
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move_cursor_up(dialog_vertical_size - 1 + dialog.vertical_offset)
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Reline::IOGate.move_cursor_column((prompt_width + @cursor) % @screen_size.last)
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Reline::IOGate.show_cursor
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end
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