1 files changed, 427 insertions, 0 deletions
diff --git a/indra/newview/lltoast.cpp b/indra/newview/lltoast.cpp
new file mode 100644
index 0000000000..c3090cb1fc
--- /dev/null
+++ b/indra/newview/lltoast.cpp
@@ -0,0 +1,427 @@
+/** 
+ * @file lltoast.cpp
+ * @brief This class implements a placeholder for any notification panel.
+ *
+ * $LicenseInfo:firstyear=2000&license=viewerlgpl$
+ * Second Life Viewer Source Code
+ * Copyright (C) 2010, Linden Research, Inc.
+ * 
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation;
+ * version 2.1 of the License only.
+ * 
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ * 
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+ * 
+ * Linden Research, Inc., 945 Battery Street, San Francisco, CA  94111  USA
+ * $/LicenseInfo$
+ */
+
+#include "llviewerprecompiledheaders.h" // must be first include
+
+#include "lltoast.h"
+
+#include "llbutton.h"
+#include "llfocusmgr.h"
+#include "llnotifications.h"
+#include "llviewercontrol.h"
+
+using namespace LLNotificationsUI;
+
+/*virtual*/
+BOOL LLToastLifeTimer::tick()
+{
+	if (mEventTimer.hasExpired())
+	{
+		mToast->expire();
+	}
+	return FALSE;
+}
+
+//--------------------------------------------------------------------------
+LLToast::Params::Params() 
+:	can_fade("can_fade", true),
+	can_be_stored("can_be_stored", true),
+	is_modal("is_modal", false),
+	is_tip("is_tip", false),
+	enable_hide_btn("enable_hide_btn", true),
+	force_show("force_show", false),
+	force_store("force_store", false),
+	fading_time_secs("fading_time_secs", gSavedSettings.getS32("ToastFadingTime")),
+	lifetime_secs("lifetime_secs", gSavedSettings.getS32("NotificationToastLifeTime"))
+{};
+
+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),
+	mCanFade(p.can_fade),
+	mCanBeStored(p.can_be_stored),
+	mHideBtnEnabled(p.enable_hide_btn),
+	mHideBtn(NULL),
+	mNotification(p.notification),
+	mIsHidden(false),
+	mHideBtnPressed(false),
+	mIsTip(p.is_tip),
+	mWrapperPanel(NULL)
+{
+	mTimer.reset(new LLToastLifeTimer(this, p.lifetime_secs));
+
+	buildFromFile("panel_toast.xml", NULL);
+
+	setCanDrag(FALSE);
+
+	mWrapperPanel = getChild<LLPanel>("wrapper_panel");
+	mWrapperPanel->setMouseEnterCallback(boost::bind(&LLToast::onToastMouseEnter, this));
+	mWrapperPanel->setMouseLeaveCallback(boost::bind(&LLToast::onToastMouseLeave, this));
+
+	if(mPanel)
+	{
+		insertPanel(mPanel);
+	}
+
+	if(mHideBtnEnabled)
+	{
+		mHideBtn = getChild<LLButton>("hide_btn");
+		mHideBtn->setClickedCallback(boost::bind(&LLToast::hide,this));
+		mHideBtn->setMouseEnterCallback(boost::bind(&LLToast::onToastMouseEnter, this));
+		mHideBtn->setMouseLeaveCallback(boost::bind(&LLToast::onToastMouseLeave, this));
+	}
+
+	// init callbacks if present
+	if(!p.on_delete_toast().empty())
+		mOnDeleteToastSignal.connect(p.on_delete_toast());
+
+	// *TODO: This signal doesn't seem to be used at all.
+	if(!p.on_mouse_enter().empty())
+		mOnMouseEnterSignal.connect(p.on_mouse_enter());
+}
+
+void LLToast::reshape(S32 width, S32 height, BOOL called_from_parent)
+{
+	// We shouldn't  use reshape from LLModalDialog since it changes toasts position.
+	// Toasts position should be controlled only by toast screen channel, see LLScreenChannelBase.
+	// see EXT-8044
+	LLFloater::reshape(width, height, called_from_parent);
+}
+
+//--------------------------------------------------------------------------
+BOOL LLToast::postBuild()
+{
+	if(!mCanFade)
+	{
+		mTimer->stop();
+	}
+
+	return TRUE;
+}
+
+//--------------------------------------------------------------------------
+void LLToast::setHideButtonEnabled(bool enabled)
+{
+	if(mHideBtn)
+		mHideBtn->setEnabled(enabled);
+}
+
+//--------------------------------------------------------------------------
+LLToast::~LLToast()
+{	
+	mOnToastDestroyedSignal(this);
+}
+
+//--------------------------------------------------------------------------
+void LLToast::hide()
+{
+	setVisible(FALSE);
+	mTimer->stop();
+	mIsHidden = true;
+	mOnFadeSignal(this); 
+}
+
+void LLToast::onFocusLost()
+{
+	if(mWrapperPanel && !isBackgroundVisible())
+	{
+		// Lets make wrapper panel behave like a floater
+		setBackgroundOpaque(FALSE);
+	}
+}
+
+void LLToast::onFocusReceived()
+{
+	if(mWrapperPanel && !isBackgroundVisible())
+	{
+		// Lets make wrapper panel behave like a floater
+		setBackgroundOpaque(TRUE);
+	}
+}
+
+S32 LLToast::getTopPad()
+{
+	if(mWrapperPanel)
+	{
+		return getRect().getHeight() - mWrapperPanel->getRect().getHeight();
+	}
+	return 0;
+}
+
+S32 LLToast::getRightPad()
+{
+	if(mWrapperPanel)
+	{
+		return getRect().getWidth() - mWrapperPanel->getRect().getWidth();
+	}
+	return 0;
+}
+
+//--------------------------------------------------------------------------
+void LLToast::setCanFade(bool can_fade) 
+{ 
+	mCanFade = can_fade; 
+	if(!mCanFade)
+		mTimer->stop();
+}
+
+//--------------------------------------------------------------------------
+void LLToast::expire()
+{
+	// if toast has fade property - hide it
+	if(mCanFade)
+	{
+		hide();
+	}
+}
+
+//--------------------------------------------------------------------------
+
+void LLToast::reshapeToPanel()
+{
+	LLPanel* panel = getPanel();
+	if(!panel)
+		return;
+
+	LLRect panel_rect = panel->getRect();
+
+	panel_rect.setLeftTopAndSize(0, panel_rect.getHeight(), panel_rect.getWidth(), panel_rect.getHeight());
+	panel->setShape(panel_rect);
+	
+	LLRect toast_rect = getRect();
+
+	toast_rect.setLeftTopAndSize(toast_rect.mLeft, toast_rect.mTop,
+		panel_rect.getWidth() + getRightPad(), panel_rect.getHeight() + getTopPad());
+	setShape(toast_rect);
+}
+
+void LLToast::insertPanel(LLPanel* panel)
+{
+	mWrapperPanel->addChild(panel);	
+	reshapeToPanel();
+}
+
+//--------------------------------------------------------------------------
+void LLToast::draw()
+{
+	LLFloater::draw();
+
+	if(!isBackgroundVisible())
+	{
+		// Floater background is invisible, lets make wrapper panel look like a 
+		// floater - draw shadow.
+		drawShadow(mWrapperPanel);
+
+		// Shadow will probably overlap close button, lets redraw the button
+		if(mHideBtn)
+		{
+			drawChild(mHideBtn);
+		}
+	}
+
+	// if timer started and remaining time <= fading time
+	if (mTimer->getStarted() && (mToastLifetime
+			- mTimer->getEventTimer().getElapsedTimeF32()) <= mToastFadingTime)
+	{
+		setBackgroundOpaque(FALSE);
+	}
+}
+
+//--------------------------------------------------------------------------
+void LLToast::setVisible(BOOL show)
+{
+	if(mIsHidden)
+	{
+		// this toast is invisible after fade until its ScreenChannel will allow it
+		//
+		// (EXT-1849) according to this bug a toast can be resurrected from
+		// invisible state if it faded during a teleportation
+		// then it fades a second time and causes a crash
+		return;
+	}
+
+	if(show)
+	{
+		setBackgroundOpaque(TRUE);
+		if(!mTimer->getStarted() && mCanFade)
+		{
+			mTimer->start();
+		}
+		if (!getVisible())
+		{
+			LLModalDialog::setFrontmost(FALSE);
+		}
+	}
+	else
+	{
+		//hide "hide" button in case toast was hidden without mouse_leave
+		if(mHideBtn)
+			mHideBtn->setVisible(show);
+	}
+	LLFloater::setVisible(show);
+	if(mPanel)
+	{
+		if(!mPanel->isDead())
+		{
+			mPanel->setVisible(show);
+		}
+	}
+}
+
+void LLToast::onToastMouseEnter()
+{
+	LLRect panel_rc = mWrapperPanel->calcScreenRect();
+	LLRect button_rc;
+	if(mHideBtn)
+	{
+		button_rc = mHideBtn->calcScreenRect();
+	}
+
+	S32 x, y;
+	LLUI::getMousePositionScreen(&x, &y);
+
+	if(panel_rc.pointInRect(x, y) || button_rc.pointInRect(x, y))
+	{
+		mOnToastHoverSignal(this, MOUSE_ENTER);
+
+		setBackgroundOpaque(TRUE);
+
+		//toasts fading is management by Screen Channel
+
+		sendChildToFront(mHideBtn);
+		if(mHideBtn && mHideBtn->getEnabled())
+		{
+			mHideBtn->setVisible(TRUE);
+		}
+		mOnMouseEnterSignal(this);
+		mToastMouseEnterSignal(this, getValue());
+	}
+}
+
+void LLToast::onToastMouseLeave()
+{
+	LLRect panel_rc = mWrapperPanel->calcScreenRect();
+	LLRect button_rc;
+	if(mHideBtn)
+	{
+		button_rc = mHideBtn->calcScreenRect();
+	}
+
+	S32 x, y;
+	LLUI::getMousePositionScreen(&x, &y);
+
+	if( !panel_rc.pointInRect(x, y) && !button_rc.pointInRect(x, y))
+	{
+		mOnToastHoverSignal(this, MOUSE_LEAVE);
+
+		//toasts fading is management by Screen Channel
+
+		if(mHideBtn && mHideBtn->getEnabled())
+		{
+			if( mHideBtnPressed )
+			{
+				mHideBtnPressed = false;
+				return;
+			}
+			mHideBtn->setVisible(FALSE);		
+		}
+		mToastMouseLeaveSignal(this, getValue());
+	}
+}
+
+void LLToast::setBackgroundOpaque(BOOL b)
+{
+	if(mWrapperPanel && !isBackgroundVisible())
+	{
+		mWrapperPanel->setBackgroundOpaque(b);
+	}
+	else
+	{
+		LLModalDialog::setBackgroundOpaque(b);
+	}
+}
+
+void LLNotificationsUI::LLToast::stopFading()
+{
+	if(mCanFade)
+	{
+		stopTimer();
+	}
+}
+
+void LLNotificationsUI::LLToast::startFading()
+{
+	if(mCanFade)
+	{
+		resetTimer();
+	}
+}
+
+bool LLToast::isHovered()
+{
+	S32 x, y;
+	LLUI::getMousePositionScreen(&x, &y);
+	return mWrapperPanel->calcScreenRect().pointInRect(x, y);
+}
+
+//--------------------------------------------------------------------------
+
+BOOL LLToast::handleMouseDown(S32 x, S32 y, MASK mask)
+{
+	if(mHideBtn && mHideBtn->getEnabled())
+	{
+		mHideBtnPressed = mHideBtn->getRect().pointInRect(x, y);
+	}
+
+	return LLFloater::handleMouseDown(x, y, mask);
+}
+
+//--------------------------------------------------------------------------
+bool LLToast::isNotificationValid()
+{
+	if(mNotification)
+	{
+		return !mNotification->isCancelled();
+	}
+	return false;
+}
+
+//--------------------------------------------------------------------------
+
+S32	LLToast::notifyParent(const LLSD& info)
+{
+	if (info.has("action") && "hide_toast" == info["action"].asString())
+	{
+		hide();
+		return 1;
+	}
+
+	return LLModalDialog::notifyParent(info);
+}