From 8ca06840968d886dadf33a8884b39330818aa1ad Mon Sep 17 00:00:00 2001
From: MAEDA Go <maeda@farend.jp>
Date: Sat, 18 Apr 2026 16:51:57 +0900
Subject: [PATCH] Add icons to add links in the issue view's Subtasks and
 Related issues sections

---
 app/assets/images/icons.svg               | 7 +++++++
 app/helpers/application_helper.rb         | 3 ++-
 app/helpers/issues_helper.rb              | 2 +-
 app/views/issues/_relations.html.erb      | 2 +-
 config/icon_source.yml                    | 2 ++
 test/functional/issues_controller_test.rb | 3 +++
 6 files changed, 16 insertions(+), 3 deletions(-)

diff --git a/app/assets/images/icons.svg b/app/assets/images/icons.svg
index b209a135e..71351dfdf 100644
--- a/app/assets/images/icons.svg
+++ b/app/assets/images/icons.svg
@@ -287,6 +287,13 @@
       <path d="M11 6l.463 -.536a5 5 0 0 1 7.071 7.072l-.534 .464"/>
       <path d="M13 18l-.397 .534a5.068 5.068 0 0 1 -7.127 0a4.972 4.972 0 0 1 0 -7.071l.524 -.463"/>
     </symbol>
+    <symbol viewBox="0 0 24 24" stroke-linecap="round" stroke-linejoin="round" id="icon--link-add">
+      <path d="M9 15l6 -6"/>
+      <path d="M11 6l.463 -.536a5 5 0 0 1 7.072 0a4.993 4.993 0 0 1 -.001 7.072"/>
+      <path d="M12.603 18.534a5.07 5.07 0 0 1 -7.127 0a4.972 4.972 0 0 1 0 -7.071l.524 -.463"/>
+      <path d="M16 19h6"/>
+      <path d="M19 16v6"/>
+    </symbol>
     <symbol viewBox="0 0 24 24" stroke-linecap="round" stroke-linejoin="round" id="icon--link-break">
       <path d="M9 15l3 -3m2 -2l1 -1"/>
       <path d="M11 6l.463 -.536a5 5 0 0 1 7.071 7.072l-.534 .464"/>
diff --git a/app/helpers/application_helper.rb b/app/helpers/application_helper.rb
index 7fe9d4d9d..200387fad 100644
--- a/app/helpers/application_helper.rb
+++ b/app/helpers/application_helper.rb
@@ -368,11 +368,12 @@ module ApplicationHelper
   end
 
   def toggle_link(name, id, options={})
+    html_options = options.slice(:class)
     onclick = "$('##{id}').toggle(); "
     onclick << (options[:focus] ? "$('##{options[:focus]}:visible').focus(); " : "this.blur(); ")
     onclick << "$(window).scrollTop($('##{options[:focus]}').position().top); " if options[:scroll]
     onclick << "return false;"
-    link_to(name, "#", :onclick => onclick)
+    link_to(name, "#", html_options.merge(:onclick => onclick))
   end
 
   def link_to_previous_month(year, month, options={})
diff --git a/app/helpers/issues_helper.rb b/app/helpers/issues_helper.rb
index 751b9f2a3..243c82c13 100644
--- a/app/helpers/issues_helper.rb
+++ b/app/helpers/issues_helper.rb
@@ -295,7 +295,7 @@ module IssuesHelper
 
   # Returns a link for adding a new subtask to the given issue
   def link_to_new_subtask(issue)
-    link_to(l(:button_add), url_for_new_subtask(issue))
+    link_to(sprite_icon('add', l(:button_add)), url_for_new_subtask(issue), :class => 'icon icon-add')
   end
 
   def url_for_new_subtask(issue)
diff --git a/app/views/issues/_relations.html.erb b/app/views/issues/_relations.html.erb
index 07b633e43..2ea689a2f 100644
--- a/app/views/issues/_relations.html.erb
+++ b/app/views/issues/_relations.html.erb
@@ -1,6 +1,6 @@
 <div class="contextual">
 <% if User.current.allowed_to?(:manage_issue_relations, @project) %>
-  <%= toggle_link l(:button_add), 'new-relation-form', {:focus => 'relation_issue_to_id'} %>
+  <%= toggle_link sprite_icon('link-add', l(:button_add)), 'new-relation-form', {:focus => 'relation_issue_to_id', :class => 'icon icon-link-add'} %>
 <% end %>
 </div>
 
diff --git a/config/icon_source.yml b/config/icon_source.yml
index 98fe995ab..0adf79199 100644
--- a/config/icon_source.yml
+++ b/config/icon_source.yml
@@ -250,3 +250,5 @@
   svg: movie
 - name: file-music
   svg: file-music
+- name: link-add
+  svg: link-plus
diff --git a/test/functional/issues_controller_test.rb b/test/functional/issues_controller_test.rb
index 3ea54226d..b553bd411 100644
--- a/test/functional/issues_controller_test.rb
+++ b/test/functional/issues_controller_test.rb
@@ -2274,6 +2274,9 @@ class IssuesControllerTest < Redmine::ControllerTest
         assert_select 'textarea[name=?]', 'issue[notes]'
       end
     end
+    # Add links for subtasks and related issues
+    assert_select 'div#issue_tree div.contextual a.icon.icon-add', :text => /Add/
+    assert_select 'div#relations div.contextual a.icon.icon-link-add', :text => /Add/
   end
 
   def test_show_should_display_attachment_icons_by_mime_type
-- 
2.50.1