Merge

1 files changed, 36 insertions, 1 deletions

diff --git a/indra/llui/lluictrl.cpp b/indra/llui/lluictrl.cpp
index 3ac3bf8c41..afd60cbb3e 100644
--- a/indra/llui/lluictrl.cpp
+++ b/indra/llui/lluictrl.cpp
@@ -36,6 +36,9 @@
 
 static LLDefaultChildRegistry::Register<LLUICtrl> r("ui_ctrl");
 
+F32 LLUICtrl::sActiveControlTransparency = 1.0f;
+F32 LLUICtrl::sInactiveControlTransparency = 1.0f;
+
 // Compiler optimization, generate extern template
 template class LLUICtrl* LLView::getChild<class LLUICtrl>(
 	const std::string& name, BOOL recurse) const;
@@ -110,7 +113,8 @@ LLUICtrl::LLUICtrl(const LLUICtrl::Params& p, const LLViewModelPtr& viewmodel)
 	mMouseUpSignal(NULL),
 	mRightMouseDownSignal(NULL),
 	mRightMouseUpSignal(NULL),
-	mDoubleClickSignal(NULL)
+	mDoubleClickSignal(NULL),
+	mTransparencyType(TT_DEFAULT)
 {
 	mUICtrlHandle.bind(this);
 }
@@ -923,6 +927,37 @@ BOOL LLUICtrl::getTentative() const
 void LLUICtrl::setColor(const LLColor4& color)							
 { }
 
+F32 LLUICtrl::getCurrentTransparency()
+{
+	F32 alpha = 0;
+
+	switch(mTransparencyType)
+	{
+	case TT_DEFAULT:
+		alpha = getDrawContext().mAlpha;
+		break;
+
+	case TT_ACTIVE:
+		alpha = sActiveControlTransparency;
+		break;
+
+	case TT_INACTIVE:
+		alpha = sInactiveControlTransparency;
+		break;
+
+	case TT_FADING:
+		alpha = sInactiveControlTransparency / 2;
+		break;
+	}
+
+	return alpha;
+}
+
+void LLUICtrl::setTransparencyType(ETypeTransparency type)
+{
+	mTransparencyType = type;
+}
+
 boost::signals2::connection LLUICtrl::setCommitCallback( const commit_signal_t::slot_type& cb ) 
 { 
 	if (!mCommitSignal) mCommitSignal = new commit_signal_t();