Class: Qt::Base

Inherits:
Object show all
Defined in:
lib/qtext/extensions.rb

Instance Method Summary collapse

Instance Method Details

#override_cursor(cursor_constant, &block) ⇒ Object

use the cursor constant for the application override cursor while the block is executing. Return the value of the block



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# File 'lib/qtext/extensions.rb', line 58

def override_cursor( cursor_constant, &block )
  Qt::Application.setOverrideCursor( Qt::Cursor.new( cursor_constant ) )
  exception = nil
  begin
    retval = yield
  rescue Exception => e
    #~ puts e.message
    #~ puts e.backtrace
    exception = e
  end
  Qt::Application.restoreOverrideCursor
  Kernel.raise exception unless exception.nil?
  retval
end