1 files changed, 250 insertions, 0 deletions
diff --git a/indra/newview/llpopupview.cpp b/indra/newview/llpopupview.cpp
new file mode 100644
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+++ b/indra/newview/llpopupview.cpp
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+/** 
+ * @file llpopupview.cpp
+ * @brief Holds transient popups
+ *
+ * $LicenseInfo:firstyear=2001&license=viewergpl$
+ * 
+ * Copyright (c) 2001-2010, 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 "llviewerprecompiledheaders.h"
+
+#include "llpopupview.h"
+
+static LLRegisterPanelClassWrapper<LLPopupView> r("popup_holder");
+
+bool view_visible_and_enabled(LLView* viewp)
+{
+	return viewp->getVisible() && viewp->getEnabled();
+}
+
+bool view_visible(LLView* viewp)
+{
+	return viewp->getVisible();
+}
+
+
+LLPopupView::LLPopupView()
+{
+	// register ourself as handler of UI popups
+	LLUI::setPopupFuncs(boost::bind(&LLPopupView::addPopup, this, _1), boost::bind(&LLPopupView::removePopup, this, _1), boost::bind(&LLPopupView::clearPopups, this));
+}
+
+LLPopupView::~LLPopupView()
+{
+	// set empty callback function so we can't handle popups anymore
+	LLUI::setPopupFuncs(LLUI::add_popup_t(), LLUI::remove_popup_t(), LLUI::clear_popups_t());
+}
+
+void LLPopupView::draw()
+{
+	S32 screen_x, screen_y;
+
+	// remove dead popups
+	for (popup_list_t::iterator popup_it = mPopups.begin();
+		popup_it != mPopups.end();)
+	{
+		if (!popup_it->get())
+		{
+			mPopups.erase(popup_it++);
+		}
+		else
+		{
+			popup_it++;
+		}
+	}
+
+	// draw in reverse order (most recent is on top)
+	for (popup_list_t::reverse_iterator popup_it = mPopups.rbegin();
+		popup_it != mPopups.rend();)
+	{
+		LLView* popup = popup_it->get();
+
+		if (popup->getVisible())
+		{
+			popup->localPointToScreen(0, 0, &screen_x, &screen_y);
+
+			LLUI::pushMatrix();
+			{
+				LLUI::translate( (F32) screen_x, (F32) screen_y, 0.f);
+				popup->draw();
+			}
+			LLUI::popMatrix();
+		}
+		++popup_it;
+	}
+
+	LLPanel::draw();
+}
+
+BOOL LLPopupView::handleMouseEvent(boost::function<BOOL(LLView*, S32, S32)> func, 
+								   boost::function<bool(LLView*)> predicate, 
+								   S32 x, S32 y,
+								   bool close_popups)
+{
+	for (popup_list_t::iterator popup_it = mPopups.begin();
+		popup_it != mPopups.end();)
+	{
+		LLView* popup = popup_it->get();
+		if (!popup 
+			|| !predicate(popup))
+		{
+			++popup_it;
+			continue;
+		}
+
+		S32 popup_x, popup_y;
+		if (localPointToOtherView(x, y, &popup_x, &popup_y, popup) 
+			&& popup->pointInView(popup_x, popup_y))
+		{
+			if (func(popup, popup_x, popup_y))
+			{
+				return TRUE;
+			}
+		}
+
+		if (close_popups)
+		{
+			popup_list_t::iterator cur_popup_it = popup_it++;
+			mPopups.erase(cur_popup_it);
+			popup->onTopLost();
+		}
+		else
+		{
+			++popup_it;
+		}
+	}
+
+	return FALSE;
+}
+
+
+BOOL LLPopupView::handleMouseDown(S32 x, S32 y, MASK mask)
+{
+	if (!handleMouseEvent(boost::bind(&LLMouseHandler::handleMouseDown, _1, _2, _3, mask), view_visible_and_enabled, x, y, true))
+	{
+		return FALSE;
+	}
+	return TRUE;
+}
+
+BOOL LLPopupView::handleMouseUp(S32 x, S32 y, MASK mask)
+{
+	return handleMouseEvent(boost::bind(&LLMouseHandler::handleMouseUp, _1, _2, _3, mask), view_visible_and_enabled, x, y, false);
+}
+
+BOOL LLPopupView::handleMiddleMouseDown(S32 x, S32 y, MASK mask)
+{
+	if (!handleMouseEvent(boost::bind(&LLMouseHandler::handleMiddleMouseDown, _1, _2, _3, mask), view_visible_and_enabled, x, y, true))
+	{
+		return FALSE;
+	}
+	return TRUE;
+}
+
+BOOL LLPopupView::handleMiddleMouseUp(S32 x, S32 y, MASK mask)
+{
+	return handleMouseEvent(boost::bind(&LLMouseHandler::handleMiddleMouseUp, _1, _2, _3, mask), view_visible_and_enabled, x, y, false);
+}
+
+BOOL LLPopupView::handleRightMouseDown(S32 x, S32 y, MASK mask)
+{
+	if (!handleMouseEvent(boost::bind(&LLMouseHandler::handleRightMouseDown, _1, _2, _3, mask), view_visible_and_enabled, x, y, true))
+	{
+		return FALSE;
+	}
+	return TRUE;
+}
+
+BOOL LLPopupView::handleRightMouseUp(S32 x, S32 y, MASK mask)
+{
+	return handleMouseEvent(boost::bind(&LLMouseHandler::handleRightMouseUp, _1, _2, _3, mask), view_visible_and_enabled, x, y, false);
+}
+
+BOOL LLPopupView::handleDoubleClick(S32 x, S32 y, MASK mask)
+{
+	return handleMouseEvent(boost::bind(&LLMouseHandler::handleDoubleClick, _1, _2, _3, mask), view_visible_and_enabled, x, y, false);
+}
+
+BOOL LLPopupView::handleHover(S32 x, S32 y, MASK mask)
+{
+	return handleMouseEvent(boost::bind(&LLMouseHandler::handleHover, _1, _2, _3, mask), view_visible_and_enabled, x, y, false);
+}
+
+BOOL LLPopupView::handleScrollWheel(S32 x, S32 y, S32 clicks)
+{
+	return handleMouseEvent(boost::bind(&LLMouseHandler::handleScrollWheel, _1, _2, _3, clicks), view_visible_and_enabled, x, y, false);
+}
+
+BOOL LLPopupView::handleToolTip(S32 x, S32 y, MASK mask)
+{
+	return handleMouseEvent(boost::bind(&LLMouseHandler::handleToolTip, _1, _2, _3, mask), view_visible, x, y, false);
+}
+
+void LLPopupView::addPopup(LLView* popup)
+{
+	if (popup)
+	{
+		popup_list_t::iterator iter = std::find(mPopups.begin(), mPopups.end(), popup->getHandle());
+		if(iter != mPopups.end())
+		{
+			mPopups.erase(iter);
+		}
+		mPopups.push_front(popup->getHandle());
+	}
+}
+
+void LLPopupView::removePopup(LLView* popup)
+{
+	if (popup)
+	{
+		if (gFocusMgr.childHasKeyboardFocus(popup))
+		{
+			gFocusMgr.setKeyboardFocus(NULL);
+		}
+		popup_list_t::iterator iter = std::find(mPopups.begin(), mPopups.end(), popup->getHandle());
+		if(iter != mPopups.end())
+		{
+			mPopups.erase(iter);
+		}
+		popup->onTopLost();
+	}
+}
+
+void LLPopupView::clearPopups()
+{
+	for (popup_list_t::iterator popup_it = mPopups.begin();
+		popup_it != mPopups.end();)
+	{
+		LLView* popup = popup_it->get();
+
+		popup_list_t::iterator cur_popup_it = popup_it;
+		++popup_it;
+
+		mPopups.erase(cur_popup_it);
+		popup->onTopLost();
+	}
+}
+