Development/Languages/Ruby - Revision history

AnneW at 15:40, 13 July 2012

2012-07-13T15:40:34Z

Saschaheylik: /* Loading .ui files at runtime with Qt::UiLoader */

2012-01-20T23:36:42Z

‎Loading .ui files at runtime with Qt::UiLoader

Saschaheylik: /* Loading .ui files at runtime with Qt::UILoader */

2012-01-20T23:36:11Z

‎Loading .ui files at runtime with Qt::UILoader

Saschaheylik: /* Loading .ui files at runtime with Qt::UILoader */

2012-01-20T23:35:46Z

‎Loading .ui files at runtime with Qt::UILoader

Neverendingo: Text replace - "" to ""

2011-06-29T20:50:16Z

Text replace - "</code>" to "</syntaxhighlight>"

Show changes

Neverendingo: Text replace - "`" to ""`


2011-06-29T20:42:26Z
Text replace - "<code ruby>" to "<syntaxhighlight lang="ruby">"
Show changes



Neverendingo: Text replace - "" to ""

2011-06-29T20:38:48Z
Text replace - "<code bash>" to "<syntaxhighlight lang="bash">"

				
				
				
				
			
			← Older revision
			Revision as of 20:38, 29 June 2011
			
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  A 'rbuic4' tool is included in qtruby/tools/rbuic to compile .ui files into ruby code. As described above, Qt Designer uses UTF-8. In addition to the options in the original uic C++ utility an '-x' flag has been added. This will generate a top level stub in the code:   A 'rbuic4' tool is included in qtruby/tools/rbuic to compile .ui files into ruby code. As described above, Qt Designer uses UTF-8. In addition to the options in the original uic C++ utility an '-x' flag has been added. This will generate a top level stub in the code:
    
− <code bash> + <syntaxhighlight lang="bash">
  $ rbuic mainform.ui -x -o mainform.rb   $ rbuic mainform.ui -x -o mainform.rb
  </code>   </code>
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  Use the '-kde' option to require the 'korundum4' extension rather than the 'Qt4' one. If the '-x' option is used in conjunction, it generates a KDE top level. For example:   Use the '-kde' option to require the 'korundum4' extension rather than the 'Qt4' one. If the '-x' option is used in conjunction, it generates a KDE top level. For example:
    
− <code bash> + <syntaxhighlight lang="bash">
  $ rbuic4 -x -kde knotifywidgetbase.ui -o knotifywidgetbase.rb   $ rbuic4 -x -kde knotifywidgetbase.ui -o knotifywidgetbase.rb
  </code>   </code>
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  Use the bin/rbqtapi tool to discover which methods are available in the QtRuby api. This command:   Use the bin/rbqtapi tool to discover which methods are available in the QtRuby api. This command:
    
− <code bash> + <syntaxhighlight lang="bash">
  $ rbqtapi Qt::TextEdit   $ rbqtapi Qt::TextEdit
  </code>   </code>
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  Will list all the methods in the Qt::TextEdit class   Will list all the methods in the Qt::TextEdit class
    
− <code bash> + <syntaxhighlight lang="bash">
  $ rbqtapi -rsetCaption     $ rbqtapi -rsetCaption  
  </code>   </code>
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  Use the 'rbkdeapi' script to introspect the Korundum api from the command line. For example:   Use the 'rbkdeapi' script to introspect the Korundum api from the command line. For example:
    
− <code bash> + <syntaxhighlight lang="bash">
  $ rbkdeapi KDE::Action   $ rbkdeapi KDE::Action
  </code>   </code>



Shlomif: Correct a typo.
2011-06-15T16:10:20Z
Correct a typo.

				
				
				
				
			
			← Older revision
			Revision as of 16:10, 15 June 2011
			
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  * [http://weblog.nomejortu.com/x-windows/ruby-qt-custom-widget-example ruby Qt custom widget example]   * [http://weblog.nomejortu.com/x-windows/ruby-qt-custom-widget-example ruby Qt custom widget example]
  * [http://weblog.nomejortu.com/x-windows/ruby-qttreewidget-example ruby Qt::TreeWidget example]   * [http://weblog.nomejortu.com/x-windows/ruby-qttreewidget-example ruby Qt::TreeWidget example]
− * [http://www.ruby-forum.com/topic/189346#new Very usefull link how to create your first Qt window dialog] + * [http://www.ruby-forum.com/topic/189346#new Very useful link how to create your first Qt window dialog]
    
  [[Category:Ruby]]   [[Category:Ruby]]





Robert Riemann: repair quiloader script
2010-08-18T18:55:56Z
repair quiloader script

				
				
				
				
			
			← Older revision
			Revision as of 18:55, 18 August 2010
			
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          if ARGV.length == 1           if ARGV.length == 1
−           file = Qt::File.new(ARGV[1]) +           file = Qt::File.new(ARGV[0])
            file.open(Qt::File::ReadOnly)             file.open(Qt::File::ReadOnly)
           





Arnorehn: As of KDE 4.5, Qt::Variant.fromValue is also possible with ruby objects
2010-07-21T14:20:58Z
As of KDE 4.5, Qt::Variant.fromValue is also possible with ruby objects

				
				
				
				
			
			← Older revision
			Revision as of 14:20, 21 July 2010
			
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  end   end
  </code>   </code>
  + 
  + Note: as of KDE 4.5 you can simply use
  + <code ruby>
  + variant = Qt::Variant.fromValue(my_ruby_object)
  + </code>
  + to create a QVariant that contains your ruby object. To get it back, you just call Qt::Variant#value as usual.
    
  This can be used as follows   This can be used as follows
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       signals "mySignal(QVariant)"        signals "mySignal(QVariant)"
       def doEmit        def doEmit
  +         # since KDE 4.5:
  +         # emit mySignal(Qt::Variant.fromValue(ruby_object))
           emit mySignal(ruby_object.to_variant)            emit mySignal(ruby_object.to_variant)
       end        end

← Older revision		Revision as of 15:40, 13 July 2012
Line 1:		Line 1:
−	~~{{Template:I18n/Language Navigation Bar\|Development/Languages/Ruby}}~~	+
	[[Image:ruby.png]]		[[Image:ruby.png]]

@@ Line 375: / Line 375: @@
 end
-a = ArchBackupQt.new
+a = MyApp.new
 a.exec
 </syntaxhighlight>

@@ Line 345: / Line 345: @@
 </syntaxhighlight>
-==Loading .ui files at runtime with Qt::UILoader==
+==Loading .ui files at runtime with Qt::UiLoader==
-{{improve|Remove example that does not work}}
 Let's say you created a file in your project directory called 'gui.ui' using Qt Designer ('/usr/bin/designer', comes with Qt. At least on Arch).

@@ Line 348: / Line 348: @@
 {{improve|Remove example that does not work}}
-You can load a Qt Designer .ui file at runtime with the 'quiloader' extension, for example:
+Let's say you created a file in your project directory called 'gui.ui' using Qt Designer ('/usr/bin/designer', comes with Qt. At least on Arch).
-       require 'Qt4'
+<syntaxhighlight lang="ruby">
-       require 'quiloader'
+require 'Qt4'
+require 'qtuitools'
-       a = Qt::Application.new(ARGV)
-       if ARGV.length == 0
-         exit
-       end
-−
-       if ARGV.length == 2
-         QUI::WidgetFactory.loadImages ARGV[0]
-         w = QUI::WidgetFactory.create ARGV[1]
-         if w.nil?
-           exit
-         end
-         w.show()
-         a.connect(a, SIGNAL('lastWindowClosed()'), a, SLOT('quit()'))
-         a.exec()
-       end
-With new version API changed a little.
+class MyApp < Qt::Application
-       require 'Qt4'
+        # 'gui.ui' was created with qt designer ('designer' on arch linux)
-       require 'qtuitools'
+        file = Qt::File.new 'gui.ui' do
+            open Qt::File::ReadOnly
-       a = Qt::Application.new(ARGV)
+        end
-       if ARGV.length == 0
-         exit
+        window = Qt::UiLoader.new.load file
-       end
-−
-       if ARGV.length == 1
-         file = Qt::File.new(ARGV[0])
-         file.open(Qt::File::ReadOnly)
-−
-         loader = Qt::UiLoader.new
-         window = loader.load(file, nil)
-         file.close
-         if (window.nil?)
+        file.close
-           print "Error. Window is nil.\n"
-           exit
+        if window.nil?
-         end
+            print "Error. Window is nil.\n"
-         window.show
+            exit
-         a.connect(a, SIGNAL('lastWindowClosed()'), a, SLOT('quit()'))
+        end
-         a.exec
+        window.show
-       end
+    end
 ==API reference==