/** * @file llpanelvolumepulldown.cpp * @author Tofu Linden * @brief A floater showing the master volume pull-down * * $LicenseInfo:firstyear=2008&license=viewerlgpl$ * 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" #include "llpanelvolumepulldown.h" // Viewer libs #include "llviewercontrol.h" #include "llstatusbar.h" // Linden libs #include "llbutton.h" #include "lltabcontainer.h" #include "llfloaterreg.h" #include "llfloaterpreference.h" #include "llsliderctrl.h" /* static */ const F32 LLPanelVolumePulldown::sAutoCloseFadeStartTimeSec = 4.0f; /* static */ const F32 LLPanelVolumePulldown::sAutoCloseTotalTimeSec = 5.0f; ///---------------------------------------------------------------------------- /// Class LLPanelVolumePulldown ///---------------------------------------------------------------------------- // Default constructor LLPanelVolumePulldown::LLPanelVolumePulldown() { mHoverTimer.stop(); mCommitCallbackRegistrar.add("Vol.setControlFalse", boost::bind(&LLPanelVolumePulldown::setControlFalse, this, _2)); mCommitCallbackRegistrar.add("Vol.GoAudioPrefs", boost::bind(&LLPanelVolumePulldown::onAdvancedButtonClick, this, _2)); buildFromFile( "panel_volume_pulldown.xml"); } BOOL LLPanelVolumePulldown::postBuild() { // set the initial volume-slider's position to reflect reality LLSliderCtrl* volslider = getChild<LLSliderCtrl>( "mastervolume" ); volslider->setValue(gSavedSettings.getF32("AudioLevelMaster")); return LLPanel::postBuild(); } /*virtual*/ void LLPanelVolumePulldown::onMouseEnter(S32 x, S32 y, MASK mask) { mHoverTimer.stop(); LLPanel::onMouseEnter(x,y,mask); } /*virtual*/ void LLPanelVolumePulldown::onTopLost() { setVisible(FALSE); } /*virtual*/ void LLPanelVolumePulldown::onMouseLeave(S32 x, S32 y, MASK mask) { mHoverTimer.start(); LLPanel::onMouseLeave(x,y,mask); } /*virtual*/ void LLPanelVolumePulldown::handleVisibilityChange ( BOOL new_visibility ) { if (new_visibility) { mHoverTimer.start(); // timer will be stopped when mouse hovers over panel } else { mHoverTimer.stop(); } } void LLPanelVolumePulldown::onAdvancedButtonClick(const LLSD& user_data) { // close the global volume minicontrol, we're bringing up the big one setVisible(FALSE); // bring up the prefs floater LLFloaterPreference* prefsfloater = dynamic_cast<LLFloaterPreference*> (LLFloaterReg::showInstance("preferences")); if (prefsfloater) { // grab the 'audio' panel from the preferences floater and // bring it the front! LLTabContainer* tabcontainer = prefsfloater->getChild<LLTabContainer>("pref core"); LLPanel* audiopanel = prefsfloater->getChild<LLPanel>("audio"); if (tabcontainer && audiopanel) { tabcontainer->selectTabPanel(audiopanel); } } } void LLPanelVolumePulldown::setControlFalse(const LLSD& user_data) { std::string control_name = user_data.asString(); LLControlVariable* control = findControl(control_name); if (control) control->set(LLSD(FALSE)); } //virtual void LLPanelVolumePulldown::draw() { F32 alpha = mHoverTimer.getStarted() ? clamp_rescale(mHoverTimer.getElapsedTimeF32(), sAutoCloseFadeStartTimeSec, sAutoCloseTotalTimeSec, 1.f, 0.f) : 1.0f; LLViewDrawContext context(alpha); LLPanel::draw(); if (alpha == 0.f) { setVisible(FALSE); } }