149 lines
4.1 KiB
C++
Executable File
149 lines
4.1 KiB
C++
Executable File
/**
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* @file llpanelvolumepulldown.cpp
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* @author Tofu Linden
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* @brief A floater showing the master volume pull-down
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*
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* $LicenseInfo:firstyear=2008&license=viewerlgpl$
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* Second Life Viewer Source Code
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* Copyright (C) 2010, Linden Research, Inc.
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation;
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* version 2.1 of the License only.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*
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* Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA
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* $/LicenseInfo$
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*/
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#include "llviewerprecompiledheaders.h"
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#include "llpanelvolumepulldown.h"
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// Viewer libs
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#include "llviewercontrol.h"
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#include "llstatusbar.h"
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// Linden libs
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#include "llbutton.h"
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#include "lltabcontainer.h"
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#include "llfloaterreg.h"
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#include "llfloaterpreference.h"
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#include "llsliderctrl.h"
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/* static */ const F32 LLPanelVolumePulldown::sAutoCloseFadeStartTimeSec = 4.0f;
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/* static */ const F32 LLPanelVolumePulldown::sAutoCloseTotalTimeSec = 5.0f;
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///----------------------------------------------------------------------------
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/// Class LLPanelVolumePulldown
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///----------------------------------------------------------------------------
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// Default constructor
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LLPanelVolumePulldown::LLPanelVolumePulldown()
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{
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mHoverTimer.stop();
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mCommitCallbackRegistrar.add("Vol.setControlFalse", boost::bind(&LLPanelVolumePulldown::setControlFalse, this, _2));
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mCommitCallbackRegistrar.add("Vol.GoAudioPrefs", boost::bind(&LLPanelVolumePulldown::onAdvancedButtonClick, this, _2));
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buildFromFile( "panel_volume_pulldown.xml");
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}
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BOOL LLPanelVolumePulldown::postBuild()
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{
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// set the initial volume-slider's position to reflect reality
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LLSliderCtrl* volslider = getChild<LLSliderCtrl>( "mastervolume" );
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volslider->setValue(gSavedSettings.getF32("AudioLevelMaster"));
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return LLPanel::postBuild();
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}
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/*virtual*/
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void LLPanelVolumePulldown::onMouseEnter(S32 x, S32 y, MASK mask)
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{
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mHoverTimer.stop();
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LLPanel::onMouseEnter(x,y,mask);
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}
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/*virtual*/
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void LLPanelVolumePulldown::onTopLost()
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{
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setVisible(FALSE);
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}
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/*virtual*/
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void LLPanelVolumePulldown::onMouseLeave(S32 x, S32 y, MASK mask)
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{
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mHoverTimer.start();
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LLPanel::onMouseLeave(x,y,mask);
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}
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/*virtual*/
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void LLPanelVolumePulldown::handleVisibilityChange ( BOOL new_visibility )
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{
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if (new_visibility)
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{
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mHoverTimer.start(); // timer will be stopped when mouse hovers over panel
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}
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else
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{
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mHoverTimer.stop();
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}
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}
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void LLPanelVolumePulldown::onAdvancedButtonClick(const LLSD& user_data)
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{
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// close the global volume minicontrol, we're bringing up the big one
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setVisible(FALSE);
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// bring up the prefs floater
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LLFloaterPreference* prefsfloater = dynamic_cast<LLFloaterPreference*>
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(LLFloaterReg::showInstance("preferences"));
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if (prefsfloater)
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{
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// grab the 'audio' panel from the preferences floater and
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// bring it the front!
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LLTabContainer* tabcontainer = prefsfloater->getChild<LLTabContainer>("pref core");
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LLPanel* audiopanel = prefsfloater->getChild<LLPanel>("audio");
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if (tabcontainer && audiopanel)
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{
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tabcontainer->selectTabPanel(audiopanel);
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}
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}
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}
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void LLPanelVolumePulldown::setControlFalse(const LLSD& user_data)
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{
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std::string control_name = user_data.asString();
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LLControlVariable* control = findControl(control_name);
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if (control)
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control->set(LLSD(FALSE));
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}
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//virtual
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void LLPanelVolumePulldown::draw()
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{
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F32 alpha = mHoverTimer.getStarted()
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? clamp_rescale(mHoverTimer.getElapsedTimeF32(), sAutoCloseFadeStartTimeSec, sAutoCloseTotalTimeSec, 1.f, 0.f)
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: 1.0f;
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LLViewDrawContext context(alpha);
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LLPanel::draw();
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if (alpha == 0.f)
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{
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setVisible(FALSE);
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}
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}
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