# Desktop **URL:** https://www.ruby-forum.com/c/desktop/34.md?page=5 [Latest](https://www.ruby-forum.com/latest.md) · [Categories](https://www.ruby-forum.com/categories.md) · [Tags](https://www.ruby-forum.com/tags.md) **Page:** 6 --- ## [Memory leak](https://www.ruby-forum.com/t/memory-leak/240103)
**Author:** [@Detlef\_R](https://www.ruby-forum.com/u/Detlef_R)\ **Replies:** 7\ **Last updated:** [April 5, 2014, 1:53am UTC](https://www.ruby-forum.com/t/memory-leak/240103 "2014-04-05T01:53:26Z")
Hi, I stumbled over a memory leak in ruby gtk or cairo. Here is a short example: require ‘gtk3’ class Win \< Gtk::Window def initialize super set\_default\_size 800, 600 @it = 0 self.add\_events Gdk::Event::mask::SC… --- ## [Pixbuf from Gdk::Window](https://www.ruby-forum.com/t/pixbuf-from-gdk-window/240063)
**Author:** [@Detlef\_R](https://www.ruby-forum.com/u/Detlef_R)\ **Replies:** 3\ **Last updated:** [March 31, 2014, 5:41am UTC](https://www.ruby-forum.com/t/pixbuf-from-gdk-window/240063 "2014-03-31T05:41:25Z")
Hi, I want to crate a Gdk::Pixbuf from the content of a Gdk::Window. In Gtk 2.0 times there was the method Gdk::Pixbuf.from\_drawable. But this is removed in Gtk 3.0. In Gtk+ in C there is now the function gdk\_pixbuf\_… --- ## [A crash with latest ruby/ruby-gnome](https://www.ruby-forum.com/t/a-crash-with-latest-ruby-ruby-gnome/239950)
**Author:** [@musicdenotation](https://www.ruby-forum.com/u/musicdenotation)\ **Replies:** 5\ **Last updated:** [March 21, 2014, 2:03pm UTC](https://www.ruby-forum.com/t/a-crash-with-latest-ruby-ruby-gnome/239950 "2014-03-21T14:03:12Z")
Dear Kou and other readers, today, after updating another machine to latest Ruby/Ruby-gnome, I found that I received a crash with (I believe) every signal being processed. I attach a simple test program which, on my m… --- ## [Call signal handler or parent class](https://www.ruby-forum.com/t/call-signal-handler-or-parent-class/239857)
**Author:** [@Detlef\_R](https://www.ruby-forum.com/u/Detlef_R)\ **Replies:** 4\ **Last updated:** [March 18, 2014, 7:48pm UTC](https://www.ruby-forum.com/t/call-signal-handler-or-parent-class/239857 "2014-03-18T19:48:03Z")
Hi, I have a Gtk::Table, where I on the :draw signal first want to draw on the background of the table, than call the tables original draw handler, so that the widgets packed into the table are drawn, and then call a… --- ## [Real View Like](https://www.ruby-forum.com/t/real-view-like/239852)
**Author:** [@musicdenotation](https://www.ruby-forum.com/u/musicdenotation)\ **Replies:** 0\ **Last updated:** [March 17, 2014, 10:38am UTC](https://www.ruby-forum.com/t/real-view-like/239852 "2014-03-17T10:38:01Z")
http://realviewlike.com Get real facebook like, twitter follower, youtube views, instagram follower and many more. --- ## [Glib2: rb\_thread\_blocking\_region removed from Ruby](https://www.ruby-forum.com/t/glib2-rb-thread-blocking-region-removed-from-ruby/239687)
**Author:** [@musicdenotation](https://www.ruby-forum.com/u/musicdenotation)\ **Replies:** 3\ **Last updated:** [March 11, 2014, 2:21pm UTC](https://www.ruby-forum.com/t/glib2-rb-thread-blocking-region-removed-from-ruby/239687 "2014-03-11T14:21:32Z")
Dear Kou and other readers: today I compiled ruby-gnome2 from git using ruby from svn, and I encountered a snag. It appears that function rb\_thread\_blocking\_region, that was deprecated, has been eventually removed fo… --- ## [\[ANN\] Ruby-GNOME2 2.2.0](https://www.ruby-forum.com/t/ann-ruby-gnome2-2-2-0/239657)
**Author:** [@musicdenotation](https://www.ruby-forum.com/u/musicdenotation)\ **Replies:** 0\ **Last updated:** [March 9, 2014, 10:29am UTC](https://www.ruby-forum.com/t/ann-ruby-gnome2-2-2-0/239657 "2014-03-09T10:29:11Z")
Hi, The Ruby-GNOME2 project released Ruby-GNOME2 2.2.0: The source of https://ruby-gnome.github.io/ | ruby-gnome.github.io It is a release that Ruby/GIO2 is migrated to Ruby/GObjectIntrospection based bindings. This … --- ## [Iconview icon selection appearance](https://www.ruby-forum.com/t/iconview-icon-selection-appearance/239426)
**Author:** [@musicdenotation](https://www.ruby-forum.com/u/musicdenotation)\ **Replies:** 0\ **Last updated:** [February 25, 2014, 7:57pm UTC](https://www.ruby-forum.com/t/iconview-icon-selection-appearance/239426 "2014-02-25T19:57:19Z")
I work on a project using Gtk & Ruby. I want when one icon was selected, it shouldn’t seem as a rectangle. http://i.imgur.com/RIEBipq.png It just seem icon bound was selected. How can supply this? http://i.imgur.com/… --- ## [Gtk drop-drag events dont work](https://www.ruby-forum.com/t/gtk-drop-drag-events-dont-work/239191)
**Author:** [@Detlef\_R](https://www.ruby-forum.com/u/Detlef_R)\ **Replies:** 1\ **Last updated:** [February 25, 2014, 6:05pm UTC](https://www.ruby-forum.com/t/gtk-drop-drag-events-dont-work/239191 "2014-02-25T18:05:46Z")
Hi, I want to realize drag-drop events on iconview. I run application two times and two same widget open. I want to drop a icon from one to other. drag-drop and drag-data-get signals run but I couldn’t drop the icon. … --- ## [Gio volume changed signal](https://www.ruby-forum.com/t/gio-volume-changed-signal/239173)
**Author:** [@musicdenotation](https://www.ruby-forum.com/u/musicdenotation)\ **Replies:** 0\ **Last updated:** [February 15, 2014, 5:40pm UTC](https://www.ruby-forum.com/t/gio-volume-changed-signal/239173 "2014-02-15T17:40:08Z")
Hi, I work on dynamic volume add-remove issue. I should detect which device added and which one removed. I add to a hash mounted devices. I do this: to add @volume = Gio::VolumeMonitor.get all\_volumes = @volume.volum… --- ## [Adding back check for CAIRO 1.8, in rbpangocairo.c](https://www.ruby-forum.com/t/adding-back-check-for-cairo-1-8-in-rbpangocairo-c/239019)
**Author:** [@Detlef\_R](https://www.ruby-forum.com/u/Detlef_R)\ **Replies:** 1\ **Last updated:** [February 8, 2014, 5:46am UTC](https://www.ruby-forum.com/t/adding-back-check-for-cairo-1-8-in-rbpangocairo-c/239019 "2014-02-08T05:46:19Z")
So after some rework I see done in pango, I see Kou had pulled out some old checks for CAIRO 1.8. I’m sadly still stuck on RHEL 5, which using Cairo 1.2.4 Before I submitted a pull request I thought I would ask if you… --- ## [Segfault at exit when GC.stress = true](https://www.ruby-forum.com/t/segfault-at-exit-when-gc-stress-true/238906)
**Author:** [@Detlef\_R](https://www.ruby-forum.com/u/Detlef_R)\ **Replies:** 2\ **Last updated:** [February 6, 2014, 12:20pm UTC](https://www.ruby-forum.com/t/segfault-at-exit-when-gc-stress-true/238906 "2014-02-06T12:20:22Z")
The following minimal application gives a segfault at exit when the GC.stress line is uncommented. Any clues on how to debug this? Thanks! begin require ‘rubygems’ rescue LoadError end require ‘wx’ GC.stress = t… --- ## [Ru i by version 1.0!](https://www.ruby-forum.com/t/ru-i-by-version-1-0/238862)
**Author:** [@musicdenotation](https://www.ruby-forum.com/u/musicdenotation)\ **Replies:** 0\ **Last updated:** [February 1, 2014, 1:15am UTC](https://www.ruby-forum.com/t/ru-i-by-version-1-0/238862 "2014-02-01T01:15:21Z")
Hello, I don’t know if that interest somebody :slight\_smile: but Ruiby DSL become more mature, so pass to 1.0 version ! Gem : Ruiby | RubyGems.org | your community gem host Code: GitHub - glurp/dsl-gtk: DSL for mak… --- ## [Gio mount flags](https://www.ruby-forum.com/t/gio-mount-flags/238756)
**Author:** [@musicdenotation](https://www.ruby-forum.com/u/musicdenotation)\ **Replies:** 1\ **Last updated:** [January 27, 2014, 8:53pm UTC](https://www.ruby-forum.com/t/gio-mount-flags/238756 "2014-01-27T20:53:24Z")
Hi, I want to mount volumes under /media/username/. I get volumes: volume\_monitor = Gio::VolumeMonitor.get all\_volumes = volume\_monitor.volumes And I tried to mount volume under /media/username/, I am getting error: a… --- ## [Hbox alignment with pack\_start](https://www.ruby-forum.com/t/hbox-alignment-with-pack-start/238671)
**Author:** [@Detlef\_R](https://www.ruby-forum.com/u/Detlef_R)\ **Replies:** 8\ **Last updated:** [January 23, 2014, 11:34pm UTC](https://www.ruby-forum.com/t/hbox-alignment-with-pack-start/238671 "2014-01-23T23:34:14Z")
Hi, I tried to make an interface like this. http://i.imgur.com/hwfq1n6.png But my interface: http://i.imgur.com/F6OQ1nX.png I want to adjoin toolbar and gtk.entry line. How can I do this? And source code: win = Gtk… --- ## [Justification in a TreeView](https://www.ruby-forum.com/t/justification-in-a-treeview/238692)
**Author:** [@musicdenotation](https://www.ruby-forum.com/u/musicdenotation)\ **Replies:** 0\ **Last updated:** [January 23, 2014, 9:23pm UTC](https://www.ruby-forum.com/t/justification-in-a-treeview/238692 "2014-01-23T21:23:28Z")
Hi, I’ve recently been attempting to port an application written using a different GUI toolkit to gtk2. The application makes use of several displays that present data in a table format, like a spreadsheet. I gathe… --- ## [Error in controls demo](https://www.ruby-forum.com/t/error-in-controls-demo/238620)
**Author:** [@musicdenotation](https://www.ruby-forum.com/u/musicdenotation)\ **Replies:** 0\ **Last updated:** [January 20, 2014, 9:44pm UTC](https://www.ruby-forum.com/t/error-in-controls-demo/238620 "2014-01-20T21:44:59Z")
In samples/controls/controls.rb, line 601 should return nil instead of Qnil. Enjoy! Ryan H. L-3 Communications / Communication Systems West removed\_email\_address@domain.invalid --- ## [GTK3, deprecated window.get\_pointer() raises exception](https://www.ruby-forum.com/t/gtk3-deprecated-window-get-pointer-raises-exception/238604)
**Author:** [@musicdenotation](https://www.ruby-forum.com/u/musicdenotation)\ **Replies:** 0\ **Last updated:** [January 20, 2014, 1:06am UTC](https://www.ruby-forum.com/t/gtk3-deprecated-window-get-pointer-raises-exception/238604 "2014-01-20T01:06:38Z")
Hello, recently I tried porting an application to GTK3 (Homepage of Dr. Stefan Salewski) using Ruby 2.0 and ruby-gnome2-2.1.0 shipped with Gentoo-Linux (AMD64) in default configuration. Basically it works fine, I go… --- ## [How to use list store](https://www.ruby-forum.com/t/how-to-use-list-store/238554)
**Author:** [@Detlef\_R](https://www.ruby-forum.com/u/Detlef_R)\ **Replies:** 2\ **Last updated:** [January 18, 2014, 6:38pm UTC](https://www.ruby-forum.com/t/how-to-use-list-store/238554 "2014-01-18T18:38:48Z")
Hi, I want to create simple file manager using Ruby & Gtk3. I found an example but they used python. I didn’t understand structure of List Store how works? Also I read this http://ruby-gnome2.sourceforge.jp/hiki.cgi… --- ## [IRC Chat Room](https://www.ruby-forum.com/t/irc-chat-room/122678)
**Author:** [@masoto](https://www.ruby-forum.com/u/masoto)\ **Replies:** 2\ **Last updated:** [January 9, 2014, 2:05pm UTC](https://www.ruby-forum.com/t/irc-chat-room/122678 "2014-01-09T14:05:08Z")
Hello All, I don’t know about many on here, but I personally like to talk in Real Time format, when discussing things about wxRuby, therefore I’ve started the room wxruby on irc.freenode.net, since this is where the… --- ## [Gtk and ruby-gtk on ARM](https://www.ruby-forum.com/t/gtk-and-ruby-gtk-on-arm/238362)
**Author:** [@Detlef\_R](https://www.ruby-forum.com/u/Detlef_R)\ **Replies:** 4\ **Last updated:** [January 7, 2014, 5:28pm UTC](https://www.ruby-forum.com/t/gtk-and-ruby-gtk-on-arm/238362 "2014-01-07T17:28:54Z")
Hello, I need to develop for ARM CPU : ARM CPU, with 250…512 MB Ram Ethernet+USP+I2C communications graphic display (LCD…) linux as firmware Is it possible to use ruby + Gtk for this kind of target ? Should we recom… --- ## [Bugs in Examples](https://www.ruby-forum.com/t/bugs-in-examples/238235)
**Author:** [@musicdenotation](https://www.ruby-forum.com/u/musicdenotation)\ **Replies:** 2\ **Last updated:** [January 1, 2014, 3:55am UTC](https://www.ruby-forum.com/t/bugs-in-examples/238235 "2014-01-01T03:55:21Z")
Yesterday, I installed vr via rubygems on my 64bit Linux Mint 13 (~Ubuntu 12.04) with ruby-2.0.0-p247 installed via rvm, and the calculator example and the child\_window example crash when I click on the buttons. As f… --- ## [\[ANN\] Ruby-GNOME2 2.1.0](https://www.ruby-forum.com/t/ann-ruby-gnome2-2-1-0/238251)
**Author:** [@Detlef\_R](https://www.ruby-forum.com/u/Detlef_R)\ **Replies:** 0\ **Last updated:** [December 29, 2013, 1:55am UTC](https://www.ruby-forum.com/t/ann-ruby-gnome2-2-1-0/238251 "2013-12-29T01:55:30Z")
Hi, The Ruby-GNOME2 project released Ruby-GNOME2 2.1.0: http://ruby-gnome2.sourceforge.jp/hiki.cgi?News\_20131229\_1 This release supports Ruby 2.1.0 that is released 2013/12/25. This release improves Windows support!… --- ## [Please test: \[ANN\] Ruby-GNOME2 2.0.3](https://www.ruby-forum.com/t/please-test-ann-ruby-gnome2-2-0-3/238249)
**Author:** [@musicdenotation](https://www.ruby-forum.com/u/musicdenotation)\ **Replies:** 4\ **Last updated:** [December 29, 2013, 12:43am UTC](https://www.ruby-forum.com/t/please-test-ann-ruby-gnome2-2-0-3/238249 "2013-12-29T00:43:04Z")
Hi, I’ve released Ruby-GNOME2 2.0.3! This release supports Ruby 2.1.0! It may also support Windows again but I can’t test it because I don’t have Windows. :\< Could someone test Ruby-GNOME2 2.0.3 on your Windows mach… --- ## [Gdk::Pixbuf.new(image) - When will there be errors? Memory Usage](https://www.ruby-forum.com/t/gdk-pixbuf-new-image-when-will-there-be-errors-memory-usage/238250)
**Author:** [@Detlef\_R](https://www.ruby-forum.com/u/Detlef_R)\ **Replies:** 0\ **Last updated:** [December 28, 2013, 8:48pm UTC](https://www.ruby-forum.com/t/gdk-pixbuf-new-image-when-will-there-be-errors-memory-usage/238250 "2013-12-28T20:48:00Z")
Hi, My current computer has ruby 1.9.3pxxx I have almost 4 Gig RAM. When I use: Gdk::Pixbuf.new() And then image.set(small\_image) Where image is image = Gtk::Image.new() The problem I run into is this: “Insuffi… --- ## [Wiki Documentation of Ruby-Gtk - Shall I add links to gnome/gtk documentation?](https://www.ruby-forum.com/t/wiki-documentation-of-ruby-gtk-shall-i-add-links-to-gnome-gtk-documentation/237994)
**Author:** [@musicdenotation](https://www.ruby-forum.com/u/musicdenotation)\ **Replies:** 2\ **Last updated:** [December 28, 2013, 8:42pm UTC](https://www.ruby-forum.com/t/wiki-documentation-of-ruby-gtk-shall-i-add-links-to-gnome-gtk-documentation/237994 "2013-12-28T20:42:12Z")
Hi, I am wondering whether it would be ok or good to add links to the official gnome/gtk API, on footnotes or similar, in the ruby-gtk wiki? This way people could quickly jump between the official source and what we … --- ## [Switching to gtk3](https://www.ruby-forum.com/t/switching-to-gtk3/238209)
**Author:** [@Detlef\_R](https://www.ruby-forum.com/u/Detlef_R)\ **Replies:** 5\ **Last updated:** [December 25, 2013, 1:55pm UTC](https://www.ruby-forum.com/t/switching-to-gtk3/238209 "2013-12-25T13:55:22Z")
Hi: I’m trying to upgrade visualruby to gtk3. I understand that there is no VBox or HBox in gtk3. When I change them in glade to Gtk::Boxes I get this error: GLib-GObject-WARNING \*\*:cannot create instance of abstra… --- ## [Example programs](https://www.ruby-forum.com/t/example-programs/237444)
**Author:** [@Detlef\_R](https://www.ruby-forum.com/u/Detlef_R)\ **Replies:** 2\ **Last updated:** [December 21, 2013, 6:50pm UTC](https://www.ruby-forum.com/t/example-programs/237444 "2013-12-21T18:50:41Z")
I am having trouble downloading example programs. I would appreciate if someone could send any, especially mditest.rb, the Tyger one. Thanks, Bart --- ## [Cancel button to close window](https://www.ruby-forum.com/t/cancel-button-to-close-window/238066)
**Author:** [@musicdenotation](https://www.ruby-forum.com/u/musicdenotation)\ **Replies:** 6\ **Last updated:** [December 16, 2013, 2:56am UTC](https://www.ruby-forum.com/t/cancel-button-to-close-window/238066 "2013-12-16T02:56:16Z")
I may have something wrong here, but I just went to the latest visual ruby gem, and now my modal windows won’t close. Same problem with the ChildWindow example. I’ve tried to follow the instructions on visualruby.org … --- ## [Background color](https://www.ruby-forum.com/t/background-color/238025)
**Author:** [@musicdenotation](https://www.ruby-forum.com/u/musicdenotation)\ **Replies:** 6\ **Last updated:** [December 15, 2013, 9:31am UTC](https://www.ruby-forum.com/t/background-color/238025 "2013-12-15T09:31:53Z")
Hi all, It’s been spoken about four times before, so I apologize for being dense. Does any one have an example of how to change a window’s background color in visual ruby? VisualRuby does a good job of being simple a… [Previous page](https://www.ruby-forum.com/c/desktop/34.md?page=4) [Next page](https://www.ruby-forum.com/c/desktop/34.md?page=6)