Created search bar

App/UI/MainWindow/MainWindow.cs

@@ -8,32 +8,72 @@ public class MainWindow
     public Window Window { get; }
     private PreferencesGroup shortcutsGroup;
     private PasswordStoreShortcutCollection shortcuts;
+    private Gtk.ToggleButton searchToggleButton;
+    private Gtk.Stack titleStack;
+    private Gtk.SearchEntry searchEntry;
+
+    private readonly string windowId = "main_window";
+    private readonly string shortcutsGroupId = "shortcuts_group";
+    private readonly string addShortcutButtonId = "add_shortcut_button";
+    private readonly string searchToggleButtonId = "search_button";
+    private readonly string titleStackId = "title_stack";
+    private readonly string searchEntryId = "search_entry";
 
     public MainWindow()
     {
         var builder = new Gtk.Builder("Keychain.UI.MainWindow.MainWindow.xml");
 
-        var window = builder.GetObject("main_window") as Window;
+
-        if (window == null)
+        Window = builder.GetObject(windowId) as Window;
+        if (Window == null)
         {
             throw new Exception("Failed to load embedded resource MainWindow.xml");
         }
-        Window = window;
 
-        var group = builder.GetObject("shortcuts_group") as PreferencesGroup;
+        try
-        if (group == null)
         {
-            throw new Exception("Failed to load UI element with ID: shortcuts_group");
+            shortcutsGroup = builder.GetObject(shortcutsGroupId) as PreferencesGroup;
-        }
+            if (shortcutsGroup == null)
-        shortcutsGroup = group;
+                throw new Exception(shortcutsGroupId);
 
-        var addButton = builder.GetObject("add_shortcut_button") as Gtk.Button;
+            var addButton = builder.GetObject(addShortcutButtonId) as Gtk.Button;
             if (addButton == null)
             {
-            throw new Exception("Failed to load UI element with ID: add_shortcut_button");
+                throw new Exception(addShortcutButtonId);
             }
             addButton.OnClicked += OnAddShortcutClicked;
 
+            searchToggleButton = builder.GetObject(searchToggleButtonId) as Gtk.ToggleButton;
+            if (searchToggleButton == null)
+            {
+                throw new Exception(searchToggleButtonId);
+            }
+            searchToggleButton.OnToggled += SetSearchBarVisible;
+
+
+            titleStack = builder.GetObject(titleStackId) as Gtk.Stack;
+            if (titleStack == null)
+            {
+                throw new Exception(titleStackId);
+            }
+
+            searchEntry = builder.GetObject(searchEntryId) as Gtk.SearchEntry;
+            if (searchEntry == null)
+            {
+                throw new Exception(searchEntryId);
+            }
+            var focusController = new Gtk.EventControllerFocus();
+            focusController.OnLeave += (s, e) =>
+            {
+                searchToggleButton.Active = false;
+            };
+            searchEntry.AddController(focusController);
+        }
+        catch (Exception e)
+        {
+            throw new Exception("Failed to load UI element with ID: " + e.Message);
+        }
+
         // Initialize the observable collection with property binding  
         shortcuts = new PasswordStoreShortcutCollection(shortcutsGroup);
 
@@ -46,24 +86,37 @@ public class MainWindow
         dialog.Present(Window);
     }
 
-    public void AddShortcut(string path)  
+    private void AddShortcut(string path)
     {
-        var newShortcut = new PasswordStoreShortcut(path:path);  
+        var newShortcut = new PasswordStoreShortcut(path: path);
         shortcuts.Add(newShortcut); // This will automatically update the UI  
     }
 
-    public void RemoveShortcut(PasswordStoreShortcut shortcut)  
+    private void RemoveShortcut(PasswordStoreShortcut shortcut)
     {
         shortcuts.Remove(shortcut); // This will automatically update the UI  
     }
 
     private void LoadDefaultShortcuts()
     {
-        shortcuts.Add(new PasswordStoreShortcut(displayName:"Default", path:Environment.GetFolderPath(Environment.SpecialFolder.UserProfile)+"/.password_store"));  
+        shortcuts.Add(new PasswordStoreShortcut(displayName: "Default", path: Environment.GetFolderPath(Environment.SpecialFolder.UserProfile) + "/.password_store"));
     }
 
-    public void UpdateShortcutName(PasswordStoreShortcut shortcut, string newName)  
+    private void UpdateShortcutName(PasswordStoreShortcut shortcut, string newName)
     {
         shortcut.DisplayName = newName; // This will automatically update the UI row  
     }
+
+    private void SetSearchBarVisible(object sender, EventArgs e)
+    {
+        if (searchToggleButton.Active)
+        {
+            titleStack.SetVisibleChildName("Search");
+            searchEntry.GrabFocus();
+        }
+        else
+        {
+            titleStack.SetVisibleChildName("Passwords");
+        }
+    }
 }

App/UI/MainWindow/MainWindow.xml

@@ -69,7 +69,6 @@
                         <child>    
                           <object class="GtkToggleButton" id="search_button">    
                             <property name="icon-name">system-search-symbolic</property>    
-                            <!--<signal name="notify::active" handler="search_button_toggled_cb"/>  -->
                           </object>    
                         </child>    
                         <child>    
@@ -81,6 +80,41 @@
                         </child>    
                       </object>    
                     </child>  
+                    <property name="title-widget">  
+                      <object class="GtkStack" id="title_stack">  
+                        <property name="transition-type">slide-up-down</property>  
+                        <child>  
+                          <object class="GtkStackPage">  
+                            <property name="name">Passwords</property>  
+                            <property name="child">  
+                              <object class="AdwWindowTitle">  
+                                <property name="title">Passwords</property>  
+                              </object>  
+                            </property>  
+                          </object>  
+                        </child>  
+                        <child>  
+                          <object class="GtkStackPage">  
+                            <property name="name">Search</property>  
+                            <property name="child">  
+                              <object class="AdwClamp">  
+                                <property name="tightening-threshold">300</property>  
+                                <property name="maximum-size">400</property>  
+                                <property name="child">  
+                                  <object class="GtkSearchEntry" id="search_entry">  
+                                    <property name="hexpand">True</property>
+                                    <property name="placeholder-text" translatable="yes">Search passwords</property>  
+                                    <!-- <signal name="search-started" handler="search_started_cb" swapped="yes"/>  -->
+                                    <!-- <signal name="search-changed" handler="search_changed_cb" swapped="yes"/>  -->
+                                    <!-- <signal name="stop-search" handler="stop_search_cb" swapped="yes"/>  -->
+                                  </object>  
+                                </property>  
+                              </object>  
+                            </property>  
+                          </object>  
+                        </child>  
+                      </object>  
+                    </property>        
                   </object>      
                 </child>    
                 <property name="content">