1 files changed, 126 insertions, 0 deletions
diff --git a/indra/llui/lldockcontrol.cpp b/indra/llui/lldockcontrol.cpp
new file mode 100644
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+++ b/indra/llui/lldockcontrol.cpp
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+/** 
+ * @file lldockcontrol.cpp
+ * @brief Creates a panel of a specific kind for a toast
+ *
+ * $LicenseInfo:firstyear=2000&license=viewergpl$
+ * 
+ * Copyright (c) 2000-2009, Linden Research, Inc.
+ * 
+ * Second Life Viewer Source Code
+ * The source code in this file ("Source Code") is provided by Linden Lab
+ * to you under the terms of the GNU General Public License, version 2.0
+ * ("GPL"), unless you have obtained a separate licensing agreement
+ * ("Other License"), formally executed by you and Linden Lab.  Terms of
+ * the GPL can be found in doc/GPL-license.txt in this distribution, or
+ * online at http://secondlifegrid.net/programs/open_source/licensing/gplv2
+ * 
+ * There are special exceptions to the terms and conditions of the GPL as
+ * it is applied to this Source Code. View the full text of the exception
+ * in the file doc/FLOSS-exception.txt in this software distribution, or
+ * online at
+ * http://secondlifegrid.net/programs/open_source/licensing/flossexception
+ * 
+ * By copying, modifying or distributing this software, you acknowledge
+ * that you have read and understood your obligations described above,
+ * and agree to abide by those obligations.
+ * 
+ * ALL LINDEN LAB SOURCE CODE IS PROVIDED "AS IS." LINDEN LAB MAKES NO
+ * WARRANTIES, EXPRESS, IMPLIED OR OTHERWISE, REGARDING ITS ACCURACY,
+ * COMPLETENESS OR PERFORMANCE.
+ * $/LicenseInfo$
+ */
+
+#include "linden_common.h"
+
+#include "lldockcontrol.h"
+
+LLDockControl::LLDockControl(LLView* dockWidget, LLFloater* dockableFloater,
+		const LLUIImagePtr& dockTongue, DocAt dockAt, bool enabled) :
+	mDockWidget(dockWidget), mDockableFloater(dockableFloater), mDockTongue(
+			dockTongue)
+{
+	mDockAt = dockAt;
+	if (enabled)
+	{
+		on();
+	}
+	else
+	{
+		off();
+	}
+}
+
+LLDockControl::~LLDockControl()
+{
+}
+
+void LLDockControl::repositionDockable()
+{
+	if (mEnabled)
+	{
+		calculateDockablePosition();
+	}
+}
+
+void LLDockControl::calculateDockablePosition()
+{
+	LLRect dockRect = mDockWidget->calcScreenRect();
+	if (mPrevDockRect != dockRect || mRecalculateDocablePosition)
+	{
+		LLRect dockableRect = mDockableFloater->calcScreenRect();
+		LLRect rootRect = mDockableFloater->getRootView()->getRect();
+
+		S32 x = 0;
+		S32 y = 0;
+		switch (mDockAt)
+		{
+		case TOP:
+			x = dockRect.getCenterX() - dockableRect.getWidth() / 2;
+			y = dockRect.mTop + mDockTongue->getHeight()
+					+ dockableRect.getHeight();
+			if (x < rootRect.mLeft)
+			{
+				x = rootRect.mLeft;
+			}
+			if (x + dockableRect.getWidth() > rootRect.mRight)
+			{
+				x = rootRect.mRight - dockableRect.getWidth();
+			}
+			mDockTongueX = dockRect.getCenterX() - mDockTongue->getWidth() / 2;
+			mDockTongueY = dockRect.mTop;
+			break;
+		}
+		dockableRect.setLeftTopAndSize(x, y, dockableRect.getWidth(),
+				dockableRect.getHeight());
+		LLRect localDocableParentRect;
+		mDockableFloater->getParent()->screenRectToLocal(dockableRect,
+				&localDocableParentRect);
+		mDockableFloater->setRect(localDocableParentRect);
+
+		mDockableFloater->screenPointToLocal(mDockTongueX, mDockTongueY,
+				&mDockTongueX, &mDockTongueY);
+		mPrevDockRect = dockRect;
+		mRecalculateDocablePosition = false;
+	}
+}
+
+void LLDockControl::on()
+{
+	mDockableFloater->setCanDrag(false);
+	mEnabled = true;
+	mRecalculateDocablePosition = true;
+}
+
+void LLDockControl::off()
+{
+	mDockableFloater->setCanDrag(true);
+	mEnabled = false;
+}
+
+void LLDockControl::drawToungue()
+{
+	if (mEnabled)
+	{
+		mDockTongue->draw(mDockTongueX, mDockTongueY);
+	}
+}