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Contents
#!/usr/bin/env ruby
# wxRuby2 Sample Code. Copyright (c) 2004-2008 wxRuby development team
# Freely reusable code: see SAMPLES-LICENSE.TXT for details
begin
require 'rubygems'
rescue LoadError
end
require 'wx'
class DragPanel < Wx::Panel
def initialize(parent, log)
super(parent, -1)
Wx::StaticText.new(self, -1, "Click and drag to see the drag image.")
evt_left_down { | e | on_start_drag(e) }
evt_left_up { | e | on_end_drag(e) }
evt_motion { | e | on_mouse_move(e) }
evt_leave_window { | e | on_end_drag(e) }
end
def on_start_drag(event)
bmp_file = File.join( File.dirname(__FILE__), 'icons', 'smiley.xpm')
bmp = Wx::Bitmap.new(bmp_file, Wx::BITMAP_TYPE_XPM)
@drag_img = Wx::DragImage.new(bmp, Wx::CROSS_CURSOR)
@drag_img.begin_drag(Wx::Point.new(16, 16), self)
@drag_img.move(event.get_position)
@drag_img.show()
event.skip
end
def on_mouse_move(event)
if @drag_img
@drag_img.move(event.get_position)
end
event.skip
end
def on_end_drag(event)
if @drag_img
@drag_img.hide
@drag_img.end_drag
@drag_img = false
end
event.skip
end
end
module Demo
def Demo.run(frame,nb,log)
win = DragPanel.new(nb, log)
return win
end
def Demo.overview
"Drag images are used to allow smooth dragging of images across
canvasses. To see this in action, click and hold down the left mouse button and
move the mouse around the panel"
end
end
if __FILE__ == $0
run_solo_lib = File.join( File.dirname(__FILE__), 'run.rb')
load run_solo_lib
run File.basename($0)
end
Version data entries
42 entries across 42 versions & 3 rubygems