Module: Canis::ViEditable

Includes:
ListEditable
Defined in:
lib/canis/core/include/vieditable.rb

Instance Method Summary collapse

Methods included from ListEditable

#add_to_kill_ring, #append_next_kill, #append_row, #delete_at, #delete_curr_char, #delete_eol, #delete_forward, #delete_line, #delete_prev_char, #delete_word, #join_next_line, #kill_ring_save, #remove_all, #undo_handler, #yank, #yank_pop

Instance Method Details

#edit_chars ⇒ Object

return str if ret == 0 return “”



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# File 'lib/canis/core/include/vieditable.rb', line 168

def edit_chars

end

#edit_line(lineno = @current_index) ⇒ Object

edit current or given line



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# File 'lib/canis/core/include/vieditable.rb', line 105

def edit_line lineno=@current_index
  line = self[lineno]
  prompt = "Edit: "
  maxlen = 80
  config={}; 
  oldline = line.dup
  config[:default] = line
  ret, str = rb_getstr(@form.window, $error_message_row, $error_message_col,  prompt, maxlen, config)
  $log.debug " rb_getstr returned #{ret} , #{str} "
  return if ret != 0
  # we possibly cou;d have done []= but maybe in textpad or something that would replace a row pointer ??
  self[lineno].replace(str)
  fire_handler :CHANGE, InputDataEvent.new(0,oldline.length, self, :DELETE_LINE, lineno, oldline)     #  2008-12-24 18:34 
  fire_handler :CHANGE, InputDataEvent.new(0,str.length, self, :INSERT_LINE, lineno, str)
  fire_row_changed lineno
end

#edit_string(string, prompt = "Edit: ", maxlen = 80) ⇒ 0, -1

common method to edit given string

Parameters:

  • string (String) —

    to edit/modify

  • prompt (String) (defaults to: "Edit: ") —

    to display before string

  • max (int) —

    length of input

Returns:

  • (0, -1) —

    return value 0 if okay, -1 if error



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# File 'lib/canis/core/include/vieditable.rb', line 150

def edit_string string, prompt="Edit: ", maxlen=80
  config={}; 
  config[:default] = string
  ret, str = rb_getstr(@form.window, $error_message_row, $error_message_col,  prompt, maxlen, config)
  #return str if ret == 0
  #return ""
end

#edit_word ⇒ Object 



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# File 'lib/canis/core/include/vieditable.rb', line 171

def edit_word

end

#input_string(prompt = "Insert: ", maxlen = 80) ⇒ 0, -1

common method to input a blank string

Parameters:

  • prompt (String) (defaults to: "Insert: ") —

    to display before string

  • max (int) —

    length of input

Returns:

  • (0, -1) —

    return value 0 if okay, -1 if error



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# File 'lib/canis/core/include/vieditable.rb', line 162

def input_string prompt="Insert: ", maxlen=80
  #ret, str = rb_getstr(@form.window, $error_message_row, $error_message_col,  prompt, maxlen, config)
  ret, str = rb_getstr(@form.window, $error_message_row, $error_message_col,  prompt, maxlen, config)
  #return str if ret == 0
  #return ""
end

#insert_line(lineno = @current_index) ⇒ Object

insert a line FIXME needs to fire handler 2010-05-23 11:40



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# File 'lib/canis/core/include/vieditable.rb', line 124

def insert_line lineno=@current_index
  prompt = "Insert: "
  maxlen = 80
  #config={}; 
  #config[:default] = line
  #ret, str = rb_getstr(@form.window, $error_message_row, $error_message_col,  prompt, maxlen, config)
  ret, str = input_string prompt
  #ret, str = rb_getstr(@form.window, @row+@height-1, @col+1, prompt, maxlen, config)
  $log.debug " rb_getstr returned #{ret} , #{str} "
  return if ret != 0

  # pad based expect @content not list
  # remove list after a while FIXME
  @list ||= @content
  @list.insert lineno, str
  ## added handler on 2010-05-23 11:46 - undo works - tested in testlistbox.rb
  fire_handler :CHANGE, InputDataEvent.new(0,str.length, self, :INSERT_LINE, lineno, str)
  fire_dimension_changed
end

#vieditable_init ⇒ Object 



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# File 'lib/canis/core/include/vieditable.rb', line 16

def vieditable_init
  $log.debug " inside vieditable_init "
  @editable = true
  bind_key( ?C, :edit_line)
  #bind_key( ?o, :insert_line)
  #bind_key( ?O) { insert_line(@current_index-1) } 
  bind_key( ?o) { insert_line(@current_index+1) } 
  bind_key( ?O) { insert_line(@current_index) } 
  bind_key( ?D, :delete_eol)
  bind_key( [?d, ?$], :delete_eol)
  bind_key( [?d, ?d] , :delete_line ) 
  bind_key( [?d, ?w], :delete_word )
  bind_key( [?d, ?t], :delete_till )
  bind_key( [?d, ?f], :delete_forward )
  bind_key( ?\C-_ ) { @undo_handler.undo if @undo_handler }
  bind_key( ?u ) { @undo_handler.undo if @undo_handler }
  bind_key( ?\C-r ) { @undo_handler.redo if @undo_handler }
  bind_key( ?x, :delete_curr_char )
  bind_key( ?X, :delete_prev_char )
  bind_key( [?y, ?y] , :kill_ring_save ) 
  bind_key( ?p, :yank ) # paste after this line
  bind_key( ?P ) { yank(@current_index - 1) } # should be before this line
  bind_key(?w, :forward_word)
  bind_key(?f, :forward_char)
  bind_key(?\M-y, :yank_pop)
  bind_key(?\M-w, :kill_ring_save)
  @_events.push :CHANGE # thru vieditable

end

#vieditable_init_listbox ⇒ Object

Separate mappings for listboxes. Some methods don;‘t make sense for listboxes and are crashing since not present for them. f was being overwritten, too. Sorry for duplication, need to clean this somehow.



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# File 'lib/canis/core/include/vieditable.rb', line 50

def vieditable_init_listbox
  $log.debug " inside vieditable_init_listbox "
  @editable = true
  bind_key( ?C, :edit_line)
  bind_key( ?o) { insert_line(@current_index+1) } 
  bind_key( ?O) { insert_line(@current_index) } 
  bind_key( [?d, ?d] , :delete_line ) 
  bind_key( ?\C-_ ) { @undo_handler.undo if @undo_handler }
  bind_key( ?u ) { @undo_handler.undo if @undo_handler }
  bind_key( ?\C-r ) { @undo_handler.redo if @undo_handler }
  bind_key( [?y, ?y] , :kill_ring_save ) 
  bind_key( ?p, :yank ) # paste after this line
  #bind_key( ?P ) { yank(@current_index - 1) } # should be before this line
  # seems -1 was pasting 2 lines before
  bind_key( ?P ) { yank(@current_index - 0) } # should be before this line
  bind_key(?w, :forward_word)
  bind_key(?\M-y, :yank_pop)
  bind_key(?\C-y, :yank)
  bind_key(?\M-w, :kill_ring_save)
  @_events.push :CHANGE # thru vieditable
  #bind_key( ?D, :delete_eol)
  #bind_key( [?d, ?$], :delete_eol)
  #bind_key(?f, :forward_char)
  #bind_key( ?x, :delete_curr_char )
  #bind_key( ?X, :delete_prev_char )
  #bind_key( [?d, ?w], :delete_word )
  #bind_key( [?d, ?t], :delete_till )
  #bind_key( [?d, ?f], :delete_forward )

end

#vieditable_init_tabular ⇒ Object

currently only adding delete_line and some yank pop functions These will all give wrong results in table due to _header_offset



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# File 'lib/canis/core/include/vieditable.rb', line 83

def vieditable_init_tabular
  $log.debug " inside vieditable_init tabular"
  @editable = true
  #bind_key( ?C, :edit_line)
  #bind_key( ?o, :insert_line)
  #bind_key( ?O) { insert_line(@current_index-1) } 
  #bind_key( ?o) { insert_line(@current_index+1) } 
  #bind_key( ?O) { insert_line(@current_index) } 
  bind_key( [?d, ?d] , :delete_line ) 
  #bind_key( ?\C-_ ) { @undo_handler.undo if @undo_handler }
  #bind_key( ?u ) { @undo_handler.undo if @undo_handler }
  #bind_key( ?\C-r ) { @undo_handler.redo if @undo_handler }
  bind_key( [?y, ?y] , :kill_ring_save ) 
  bind_key( ?p, :yank ) # paste after this line
  bind_key( ?P ) { yank(@current_index - 1) } # should be before this line
  bind_key(?\M-y, :yank_pop)
  bind_key(?\M-w, :kill_ring_save)
  @_events.push :CHANGE # thru vieditable
end