Class: TK::TextArea

Inherits:
TkText
  • Object
show all
Defined in:
lib/wiki_lyrics/gui/gui-tk.rb

Instance Method Summary collapse

Constructor Details

#initialize(parent, *args) ⇒ TextArea

Returns a new instance of TextArea.



63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
 
# File 'lib/wiki_lyrics/gui/gui-tk.rb', line 63

def initialize( parent, *args )
	super( parent, TK.proc_args( args ) )
	menu = TkMenu.new( self, "tearoff"=>false )
	# menu.add( "command", "label"=>I18n.get( "gui.common.undo" ), "accel"=>"Ctrl+Z", "command"=>proc{undo()} )
	# menu.add( "command", "label"=>I18n.get( "gui.common.redo" ), "accel"=>"Ctrl+Shift+Z", "command"=>proc{redo2()} )
	# menu.add( "separator" )
	menu.add( "command", "label"=>I18n.get( "gui.common.cut" ), "accel"=>"Ctrl+X", "command"=>proc { cut() } )
	menu.add( "command", "label"=>I18n.get( "gui.common.copy" ), "accel"=>"Ctrl+C", "command"=>proc { copy() } )
	menu.add( "command", "label"=>I18n.get( "gui.common.paste" ), "accel"=>"Ctrl+V", "command"=>proc { paste() } )
	menu.add( "command", "label"=>I18n.get( "gui.common.delete" ), "accel"=>"Delete", "command"=>proc{delete_selection()} )
	menu.add( "separator" )
	menu.add( "command", "label"=>I18n.get( "gui.common.selectall" ), "accel"=>"Ctrl+A", "command"=>proc { select_all() } )
	menu.bind( "FocusOut", proc { menu.unpost() } )

	bind( "FocusOut", proc { select_none() } )
	bind( "Button-3", proc { |e| menu.post( e.x_root, e.y_root ); menu.set_focus() } )
	bind( "Control-Key-X", proc { cut(); Tk.callback_break() } )
	bind( "Control-Key-x", proc { cut(); Tk.callback_break() } )
	bind( "Control-Key-C", proc { copy(); Tk.callback_break() } )
	bind( "Control-Key-c", proc { copy(); Tk.callback_break() } )
	bind( "Control-Key-V", proc { paste(); Tk.callback_break() } )
	bind( "Control-Key-v", proc { paste(); Tk.callback_break() } )
	bind( "Control-Key-A", proc { select_all(); Tk.callback_break() } )
	bind( "Control-Key-a", proc { select_all(); Tk.callback_break() } )
	bind( "Control-Key-Z", proc { undo(); Tk.callback_break() } )
	bind( "Control-Key-z", proc { undo(); Tk.callback_break() } )
	bind( "Control-Shift-Key-Z", proc { redo2(); Tk.callback_break() } )
	bind( "Control-Shift-Key-z", proc { redo2(); Tk.callback_break() } )
end

Instance Method Details

#append_text(text) ⇒ Object 



138
139
140
 
# File 'lib/wiki_lyrics/gui/gui-tk.rb', line 138

def append_text( text )
	insert( "end", text )
end

#copy ⇒ Object 



101
102
103
 
# File 'lib/wiki_lyrics/gui/gui-tk.rb', line 101

def copy()
	text_copy()
end

#cut ⇒ Object 



105
106
107
 
# File 'lib/wiki_lyrics/gui/gui-tk.rb', line 105

def cut()
	text_cut()
end

#delete_selection ⇒ Object 



120
121
122
 
# File 'lib/wiki_lyrics/gui/gui-tk.rb', line 120

def delete_selection()
		delete( "sel.first", "sel.last" ) if tag_ranges( "sel" ).size > 0
end

#get_value ⇒ Object Also known as: get_text, text 



142
143
144
 
# File 'lib/wiki_lyrics/gui/gui-tk.rb', line 142

def get_value()
	value()
end

#is_enabled ⇒ Object 



134
135
136
 
# File 'lib/wiki_lyrics/gui/gui-tk.rb', line 134

def is_enabled()
	return state() != "disabled"
end

#paste ⇒ Object 



109
110
111
112
113
114
115
116
117
118
 
# File 'lib/wiki_lyrics/gui/gui-tk.rb', line 109

def paste()
	selected = tag_ranges( "sel" ).size > 0
	if selected
		length = value.size
		tag_add( "prev_sel", "sel.first", "sel.last" )
	end
	text_paste()
	delete( "prev_sel.first", "prev_sel.last" ) if selected && value.size != length
	see( "insert" )
end

#redo2 ⇒ Object 



127
128
 
# File 'lib/wiki_lyrics/gui/gui-tk.rb', line 127

def redo2()
end

#select_all ⇒ Object 



93
94
95
 
# File 'lib/wiki_lyrics/gui/gui-tk.rb', line 93

def select_all()
	tag_add( "sel", "0.0", "end" )
end

#select_none ⇒ Object 



97
98
99
 
# File 'lib/wiki_lyrics/gui/gui-tk.rb', line 97

def select_none()
	tag_remove( "sel", "0.0", "end" )
end

#set_enabled(enabled) ⇒ Object 



130
131
132
 
# File 'lib/wiki_lyrics/gui/gui-tk.rb', line 130

def set_enabled( enabled )
	self.state = enabled ? "normal" : "disabled"
end

#set_value(value) ⇒ Object Also known as: value=, set_text, text= 



146
147
148
149
 
# File 'lib/wiki_lyrics/gui/gui-tk.rb', line 146

def set_value( value )
	delete( "0.0", "end" )
	insert( "end", value )
end

#undo ⇒ Object 



124
125
 
# File 'lib/wiki_lyrics/gui/gui-tk.rb', line 124

def undo()
end