From 01bea8630e61bd9a88b5b35ba805203c3ad2c374 Mon Sep 17 00:00:00 2001
From: fallenoak <git@fallenoak.me>
Date: Sun, 30 Nov 2025 11:52:14 -0600
Subject: [PATCH] feat(ui): add CSimpleSlider::OnLayerMouseDown

---
 src/ui/CSimpleSlider.cpp | 10 ++++++++++
 src/ui/CSimpleSlider.hpp |  1 +
 2 files changed, 11 insertions(+)

diff --git a/src/ui/CSimpleSlider.cpp b/src/ui/CSimpleSlider.cpp
index da999a9..67a5802 100644
--- a/src/ui/CSimpleSlider.cpp
+++ b/src/ui/CSimpleSlider.cpp
@@ -133,6 +133,16 @@ void CSimpleSlider::OnLayerHide() {
     this->CSimpleFrame::OnLayerHide();
 }
 
+int32_t CSimpleSlider::OnLayerMouseDown(const CMouseEvent& evt, const char* btn) {
+    // TODO something like CSimpleFrame::IsEnabled or CSimpleFrame::GetFrameFlag
+    if (!(this->m_flags & 0x400)) {
+        this->m_buttonDown = 1;
+        this->OnLayerTrackUpdate(evt);
+    }
+
+    return this->CSimpleFrame::OnLayerMouseDown(evt, btn);
+}
+
 int32_t CSimpleSlider::OnLayerTrackUpdate(const CMouseEvent& evt) {
     if (this->m_buttonDown && this->m_thumbTexture) {
         auto thumbTexture = this->m_thumbTexture;
diff --git a/src/ui/CSimpleSlider.hpp b/src/ui/CSimpleSlider.hpp
index ae91efe..01f95f5 100644
--- a/src/ui/CSimpleSlider.hpp
+++ b/src/ui/CSimpleSlider.hpp
@@ -36,6 +36,7 @@ class CSimpleSlider : public CSimpleFrame {
         virtual void OnLayerHide();
         virtual void OnLayerUpdate(float elapsedSec);
         virtual int32_t OnLayerTrackUpdate(const CMouseEvent& evt);
+        virtual int32_t OnLayerMouseDown(const CMouseEvent& evt, const char* btn);
 
         // Member functions
         CSimpleSlider(CSimpleFrame* parent)