From 53c96ec24b70452ddd1947bb23ece84cc1c1004c Mon Sep 17 00:00:00 2001
From: Alexei Arabadji <aarabadji@productengine.com>
Date: Thu, 1 Apr 2010 17:48:07 +0300
Subject: EXT-2801 Record "object return" notification into IM history, not
 chat history, replaced toast timer LLTimer with LLEventTimer implementation
 that not depends on draw method;

reviewed by Vadim Savchuk at https://codereview.productengine.com/secondlife/r/148/

--HG--
branch : product-engine
---
 indra/newview/lltoast.cpp | 59 +++++++++++++++--------------------------------
 indra/newview/lltoast.h   | 37 ++++++++++++++++++++---------
 2 files changed, 45 insertions(+), 51 deletions(-)

diff --git a/indra/newview/lltoast.cpp b/indra/newview/lltoast.cpp
index 60a89c02e4..60657d3fa7 100644
--- a/indra/newview/lltoast.cpp
+++ b/indra/newview/lltoast.cpp
@@ -41,6 +41,16 @@
 
 using namespace LLNotificationsUI;
 
+/*virtual*/
+BOOL LLToastLifeTimer::tick()
+{
+	if (mEventTimer.hasExpired())
+	{
+		mToast->expire();
+	}
+	return FALSE;
+}
+
 //--------------------------------------------------------------------------
 LLToast::Params::Params() 
 :	can_fade("can_fade", true),
@@ -57,7 +67,6 @@ LLToast::Params::Params()
 LLToast::LLToast(const LLToast::Params& p) 
 :	LLModalDialog(LLSD(), p.is_modal),
 	mPanel(p.panel), 
-	mToastLifetime(p.lifetime_secs),
 	mToastFadingTime(p.fading_time_secs),
 	mNotificationID(p.notif_id),  
 	mSessionID(p.session_id),
@@ -71,6 +80,8 @@ LLToast::LLToast(const LLToast::Params& p)
 	mIsTip(p.is_tip),
 	mWrapperPanel(NULL)
 {
+	mTimer.reset(new LLToastLifeTimer(this, p.lifetime_secs));
+
 	LLUICtrlFactory::getInstance()->buildFloater(this, "panel_toast.xml", NULL);
 
 	setCanDrag(FALSE);
@@ -105,7 +116,7 @@ BOOL LLToast::postBuild()
 {
 	if(!mCanFade)
 	{
-		mTimer.stop();
+		mTimer->stop();
 	}
 
 	if (mIsTip)
@@ -144,39 +155,11 @@ LLToast::~LLToast()
 	mOnToastDestroyedSignal(this);
 }
 
-//--------------------------------------------------------------------------
-void LLToast::setAndStartTimer(F32 period)
-{
-	if(mCanFade)
-	{
-		mToastLifetime = period;
-		mTimer.start();
-	}
-}
-
-//--------------------------------------------------------------------------
-bool LLToast::lifetimeHasExpired()
-{
-	if (mTimer.getStarted())
-	{
-		F32 elapsed_time = mTimer.getElapsedTimeF32();
-		if ((mToastLifetime - elapsed_time) <= mToastFadingTime) 
-		{
-			setBackgroundOpaque(FALSE);
-		}
-		if (elapsed_time > mToastLifetime) 
-		{
-			return true;
-		}
-	}
-	return false;
-}
-
 //--------------------------------------------------------------------------
 void LLToast::hide()
 {
 	setVisible(FALSE);
-	mTimer.stop();
+	mTimer->stop();
 	mIsHidden = true;
 	mOnFadeSignal(this); 
 }
@@ -222,12 +205,13 @@ void LLToast::setCanFade(bool can_fade)
 { 
 	mCanFade = can_fade; 
 	if(!mCanFade)
-		mTimer.stop();
+		mTimer->stop();
 }
 
 //--------------------------------------------------------------------------
-void LLToast::tick()
+void LLToast::expire()
 {
+	// if toast has fade property - hide it
 	if(mCanFade)
 	{
 		hide();
@@ -263,11 +247,6 @@ void LLToast::insertPanel(LLPanel* panel)
 //--------------------------------------------------------------------------
 void LLToast::draw()
 {
-	if(lifetimeHasExpired())
-	{
-		tick();
-	}
-
 	LLFloater::draw();
 
 	if(!isBackgroundVisible())
@@ -300,9 +279,9 @@ void LLToast::setVisible(BOOL show)
 	if(show)
 	{
 		setBackgroundOpaque(TRUE);
-		if(!mTimer.getStarted() && mCanFade)
+		if(!mTimer->getStarted() && mCanFade)
 		{
-			mTimer.start();
+			mTimer->start();
 		}
 		LLModalDialog::setFrontmost(FALSE);
 	}
diff --git a/indra/newview/lltoast.h b/indra/newview/lltoast.h
index 64855020a9..20198a9398 100644
--- a/indra/newview/lltoast.h
+++ b/indra/newview/lltoast.h
@@ -36,7 +36,7 @@
 
 #include "llpanel.h"
 #include "llmodaldialog.h"
-#include "lltimer.h"
+#include "lleventtimer.h"
 #include "llnotificationptr.h"
 
 #include "llviewercontrol.h"
@@ -48,12 +48,32 @@
 namespace LLNotificationsUI
 {
 
+class LLToast;
+/**
+ * Timer for toasts.
+ */
+class LLToastLifeTimer: public LLEventTimer
+{
+public:
+	LLToastLifeTimer(LLToast* toast, F32 period) : mToast(toast), LLEventTimer(period){}
+
+	/*virtual*/
+	BOOL tick();
+	void stop() { mEventTimer.stop(); }
+	void start() { mEventTimer.start(); }
+	void restart() {mEventTimer.reset(); }
+	BOOL getStarted() { return mEventTimer.getStarted(); }
+private :
+	LLToast* mToast;
+};
+
 /**
  * Represents toast pop-up.
  * This is a parent view for all toast panels.
  */
 class LLToast : public LLModalDialog
 {
+	friend class LLToastLifeTimer;
 public:
 	typedef boost::function<void (LLToast* toast)> toast_callback_t;
 	typedef boost::signals2::signal<void (LLToast* toast)> toast_signal_t;
@@ -107,12 +127,10 @@ public:
 	LLPanel* getPanel() { return mPanel; }
 	// enable/disable Toast's Hide button
 	void setHideButtonEnabled(bool enabled);
-	// initialize and start Toast's timer
-	void setAndStartTimer(F32 period);
 	// 
-	void resetTimer() { mTimer.start(); }
+	void resetTimer() { mTimer->start(); }
 	//
-	void stopTimer() { mTimer.stop(); }
+	void stopTimer() { mTimer->stop(); }
 	//
 	virtual void draw();
 	//
@@ -176,10 +194,7 @@ private:
 
 	void handleTipToastClick(S32 x, S32 y, MASK mask);
 
-	// check timer
-	bool	lifetimeHasExpired();
-	// on timer finished function
-	void	tick();
+	void	expire();
 
 	LLUUID				mNotificationID;
 	LLUUID				mSessionID;
@@ -188,8 +203,8 @@ private:
 	LLPanel* mWrapperPanel;
 
 	// timer counts a lifetime of a toast
-	LLTimer		mTimer;
-	F32			mToastLifetime; // in seconds
+	std::auto_ptr<LLToastLifeTimer> mTimer;
+
 	F32			mToastFadingTime; // in seconds
 
 	LLPanel*		mPanel;
-- 
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