client: Add configurable hotkey to toggle plugin panel

runelite-client/src/main/java/net/runelite/client/config/RuneLiteConfig.java

@@ -312,4 +312,15 @@ public interface RuneLiteConfig extends Config
 	{
 		return new Keybind(KeyEvent.VK_F11, InputEvent.CTRL_DOWN_MASK);
 	}
+
+	@ConfigItem(
+		keyName = "panelToggleKey",
+		name = "Plugin Panel Toggle Key",
+		description = "The key that will toggle the current or last opened plugin panel (accepts modifiers)",
+		position = 45
+	)
+	default Keybind panelToggleKey()
+	{
+		return new Keybind(KeyEvent.VK_F12, InputEvent.CTRL_DOWN_MASK);
+	}
 }

runelite-client/src/main/java/net/runelite/client/ui/ClientUI.java

@@ -353,6 +353,17 @@ public class ClientUI
 
 			keyManager.registerKeyListener(sidebarListener);
 
+			final HotkeyListener pluginPanelListener = new HotkeyListener(config::panelToggleKey)
+			{
+				@Override
+				public void hotkeyPressed()
+				{
+					togglePluginPanel();
+				}
+			};
+
+			keyManager.registerKeyListener(pluginPanelListener);
+
 			// Add mouse listener
 			final MouseListener mouseListener = new MouseAdapter()
 			{
@@ -738,6 +749,26 @@ public class ClientUI
 		}
 	}
 
+	private void togglePluginPanel()
+	{
+		// Toggle plugin panel open
+		final boolean pluginPanelOpen = pluginPanel != null;
+
+		if (currentButton != null)
+		{
+			currentButton.setSelected(!pluginPanelOpen);
+		}
+
+		if (pluginPanelOpen)
+		{
+			contract();
+		}
+		else
+		{
+			expand(currentNavButton);
+		}
+	}
+
 	private void expand(@Nullable NavigationButton button)
 	{
 		if (button == null)