/indra/llui/lltoggleablemenu.cpp
C++ | 101 lines | 60 code | 15 blank | 26 comment | 6 complexity | e2ce03a036261754643bd53d2d2f05ce MD5 | raw file
Possible License(s): LGPL-2.1
- /**
- * @file lltoggleablemenu.cpp
- * @brief Menu toggled by a button press
- *
- * $LicenseInfo:firstyear=2009&license=viewerlgpl$
- * 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 "linden_common.h"
- #include "lltoggleablemenu.h"
- #include "lluictrlfactory.h"
- static LLDefaultChildRegistry::Register<LLToggleableMenu> r("toggleable_menu");
- LLToggleableMenu::LLToggleableMenu(const LLToggleableMenu::Params& p)
- : LLMenuGL(p),
- mButtonRect(),
- mVisibilityChangeSignal(NULL),
- mClosedByButtonClick(false)
- {
- }
- LLToggleableMenu::~LLToggleableMenu()
- {
- delete mVisibilityChangeSignal;
- }
- boost::signals2::connection LLToggleableMenu::setVisibilityChangeCallback(const commit_signal_t::slot_type& cb)
- {
- if (!mVisibilityChangeSignal) mVisibilityChangeSignal = new commit_signal_t();
- return mVisibilityChangeSignal->connect(cb);
- }
- // virtual
- void LLToggleableMenu::handleVisibilityChange (BOOL curVisibilityIn)
- {
- S32 x,y;
- LLUI::getMousePositionLocal(LLUI::getRootView(), &x, &y);
- if (!curVisibilityIn && mButtonRect.pointInRect(x, y))
- {
- mClosedByButtonClick = true;
- }
- if (mVisibilityChangeSignal)
- {
- (*mVisibilityChangeSignal)(this,
- LLSD().with("visibility", curVisibilityIn).with("closed_by_button_click", mClosedByButtonClick));
- }
- }
- void LLToggleableMenu::setButtonRect(const LLRect& rect, LLView* current_view)
- {
- LLRect screen;
- current_view->localRectToScreen(rect, &screen);
- mButtonRect = screen;
- }
- void LLToggleableMenu::setButtonRect(LLView* current_view)
- {
- LLRect rect = current_view->getLocalRect();
- setButtonRect(rect, current_view);
- }
- bool LLToggleableMenu::toggleVisibility()
- {
- if (mClosedByButtonClick)
- {
- mClosedByButtonClick = false;
- return false;
- }
- if (getVisible())
- {
- setVisible(FALSE);
- mClosedByButtonClick = false;
- return false;
- }
- return true;
- }