/** * @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) { BOOL handled = FALSE; // make a copy of list of popups, in case list is modified during mouse event handling popup_list_t popups(mPopups); for (popup_list_t::iterator popup_it = popups.begin(), popup_end = popups.end(); popup_it != popup_end; ++popup_it) { LLView* popup = popup_it->get(); if (!popup || !predicate(popup)) { 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)) { handled = TRUE; break; } } if (close_popups) { mPopups.remove(*popup_it); popup->onTopLost(); } } return handled; } 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) { mPopups.remove(popup->getHandle()); mPopups.push_front(popup->getHandle()); } } void LLPopupView::removePopup(LLView* popup) { if (popup) { mPopups.remove(popup->getHandle()); 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(); } }