Menu basically done, grid is a bit buggy but good enough.

src/dawn/ui/UIGrid.cpp

@@ -37,17 +37,17 @@ std::vector<struct ShaderPassItem> UIGrid::getSelfPassItems(
 }
 
 void UIGrid::onChildAligned(UIComponent *child) {
+  if(this->alignmentListenerLocked) return;
   assertNotNull(child);
   assertMapHasKey(this->gridChildren, child);
+  this->alignmentListenerLocked = true;
   this->alignChild(child, this->gridChildren[child]);
+  this->alignmentListenerLocked = false;
 }
 
 void UIGrid::alignChild(UIComponent *child, struct UIGridPosition pos) {
   assertNotNull(child);
 
-  // Remove event listener
-  child->eventAlignmentUpdated.addListener(this, &UIGrid::onChildAligned);
-
   float_t gridX = (this->sizeCol * pos.x) + (this->gutterX * pos.x);
   float_t gridY = (this->sizeRow * pos.y) + (this->gutterY * pos.y);
 
@@ -79,9 +79,6 @@ void UIGrid::alignChild(UIComponent *child, struct UIGridPosition pos) {
     glm::vec4(gridX + x, gridY + y, sizeX, sizeY),
     0.0f
   );
-
-  // Re-Add event listener
-  child->eventAlignmentUpdated.addListener(this, &UIGrid::onChildAligned);
 }
 
 void UIGrid::setGridSize(
@@ -114,6 +111,9 @@ void UIGrid::addToGrid(
   pos.alignY = alignY;
   this->gridChildren[ui] = pos;
   this->alignChild(ui, pos);
+
+  // Re-Add event listener
+  ui->eventAlignmentUpdated.addListener(this, &UIGrid::onChildAligned);
 }
 
 int32_t UIGrid::getRows() {

src/dawn/ui/UIGrid.hpp

@@ -24,6 +24,7 @@ namespace Dawn {
       float_t gutterY = 0;
       float_t sizeRow, sizeCol;
       std::map<UIComponent*, struct UIGridPosition> gridChildren;
+      bool_t alignmentListenerLocked = false;
 
       /**
        * Internal method to update the alignment of a child.

src/dawn/ui/UIMenu.cpp

@@ -4,6 +4,7 @@
 // https://opensource.org/licenses/MIT
 
 #include "UIMenu.hpp"
+#include "game/DawnGame.hpp"
 
 using namespace Dawn;
 
@@ -85,7 +86,37 @@ void UIMenu::onActive() {
 }
 
 void UIMenu::onTick() {
-  std::cout << "Tick menu" << std::endl;
+  auto im = &this->canvas->getGame()->inputManager;
+
+  if(im->isPressed(INPUT_BIND_ACCEPT)) {
+    auto item = this->getItem(this->x, this->y);
+    if(item != nullptr && item->canBeSelected()) {
+      item->onItemSelected();
+      return;
+    }
+  }
+  
+  if(im->isPressed(INPUT_BIND_NEGATIVE_Y)) {
+    this->moveRelative(0, 1);
+    return;
+  }
+  
+  if(im->isPressed(INPUT_BIND_POSITIVE_Y)) {
+    this->moveRelative(0, -1);
+    return;
+  }
+  
+  if(im->isPressed(INPUT_BIND_NEGATIVE_X)) {
+    this->moveRelative(-1, 0);
+    return;
+  }
+
+  if(im->isPressed(INPUT_BIND_POSITIVE_X)) {
+    this->moveRelative(1, 0);
+    return;
+  }
+
+  // TODO: Support more modes and holding buttons to scroll.
 }
 
 UIMenu::~UIMenu() {