Make it search for the plugin and open the installed category

Dalamud/Interface/Internal/DalamudInterface.cs

@@ -263,6 +263,15 @@ internal class DalamudInterface : IDisposable, IServiceType
         this.pluginWindow.BringToFront();
     }
 
+    /// <summary>
+    /// Opens the <see cref="PluginInstallerWindow"/> on the plugin installed.
+    /// </summary>
+    public void OpenPluginInstallerPluginInstalled()
+    {
+        this.pluginWindow.OpenInstalledPlugins();
+        this.pluginWindow.BringToFront();
+    }
+
     /// <summary>
     /// Opens the <see cref="PluginInstallerWindow"/> on the plugin changelogs.
     /// </summary>
@@ -420,6 +429,15 @@ internal class DalamudInterface : IDisposable, IServiceType
 
     #endregion
 
+    /// <summary>
+    /// Sets the current search text for the plugin installer.
+    /// </summary>
+    /// <param name="text">The search term.</param>
+    public void SetPluginInstallerSearchText(string text)
+    {
+        this.pluginWindow.SetSearchText(text);
+    }
+
     /// <summary>
     /// Toggle the screen darkening effect used for the credits.
     /// </summary>

Dalamud/Interface/Internal/Windows/PluginInstaller/PluginInstallerWindow.cs

@@ -97,6 +97,7 @@ internal class PluginInstallerWindow : Window, IDisposable
     private bool hasDevPlugins = false;
 
     private string searchText = string.Empty;
+    private bool prefilledSearchTexted = false;
 
     private PluginSortKind sortKind = PluginSortKind.Alphabetical;
     private string filterText = Locs.SortBy_Alphabetical;
@@ -202,7 +203,7 @@ internal class PluginInstallerWindow : Window, IDisposable
 
         _ = pluginManager.ReloadPluginMastersAsync();
 
-        this.searchText = string.Empty;
+        if (!this.prefilledSearchTexted) this.searchText = string.Empty;
         this.sortKind = PluginSortKind.Alphabetical;
         this.filterText = Locs.SortBy_Alphabetical;
 
@@ -218,6 +219,12 @@ internal class PluginInstallerWindow : Window, IDisposable
     public override void OnClose()
     {
         Service<DalamudConfiguration>.Get().QueueSave();
+
+        if (this.prefilledSearchTexted)
+        {
+            this.prefilledSearchTexted = false;
+            this.searchText = string.Empty;
+        }
     }
 
     /// <inheritdoc/>
@@ -244,6 +251,18 @@ internal class PluginInstallerWindow : Window, IDisposable
         this.imageCache.ClearIconCache();
     }
 
+    /// <summary>
+    /// Open the window on the plugin changelogs.
+    /// </summary>
+    public void OpenInstalledPlugins()
+    {
+        // Installed group
+        this.categoryManager.CurrentGroupIdx = 1;
+        // All category
+        this.categoryManager.CurrentCategoryIdx = 0;
+        this.IsOpen = true;
+    }
+
     /// <summary>
     /// Open the window on the plugin changelogs.
     /// </summary>
@@ -256,6 +275,16 @@ internal class PluginInstallerWindow : Window, IDisposable
         this.IsOpen = true;
     }
 
+    /// <summary>
+    /// Sets the current search text and marks it as prefilled.
+    /// </summary>
+    /// <param name="text">The search term.</param>
+    public void SetSearchText(string text)
+    {
+        this.prefilledSearchTexted = true;
+        this.searchText = text;
+    }
+
     private void DrawProgressOverlay()
     {
         var pluginManager = Service<PluginManager>.Get();

Dalamud/Plugin/DalamudPluginInterface.cs

@@ -196,7 +196,7 @@ public sealed class DalamudPluginInterface : IDisposable
     public List<string> PluginInternalNames => Service<PluginManager>.Get().InstalledPlugins.Select(p => p.Manifest.InternalName).ToList();
 
     /// <summary>
-    /// Opens the <see cref="PluginInstallerWindow"/>.
+    /// Opens the <see cref="PluginInstallerWindow"/> with the plugin name set as search target.
     /// </summary>
     /// <returns>Returns false if the DalamudInterface was null.</returns>
     public bool OpenPluginInstaller()
@@ -207,7 +207,9 @@ public sealed class DalamudPluginInterface : IDisposable
             return false;
         }
 
-        dalamudInterface.OpenPluginInstaller();
+        dalamudInterface.OpenPluginInstallerPluginInstalled();
+        dalamudInterface.SetPluginInstallerSearchText(this.pluginName);
+
         return true;
     }