159 lines
3.7 KiB
C++
159 lines
3.7 KiB
C++
/**
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* @file pieslice.cpp
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* @brief Pie menu slice class
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*
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* $LicenseInfo:firstyear=2001&license=viewerlgpl$
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* Second Life Viewer Source Code
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* Copyright (C) 2010, Linden Research, Inc.
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* Copyright (C) 2011, Zi Ree @ Second Life
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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 "pieslice.h"
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// create a new slice and memorize the XUI parameters
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PieSlice::PieSlice(const PieSlice::Params& p) :
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LLUICtrl(p),
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mLabel(p.label),
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mStartAutohide(p.start_autohide),
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mAutohide(p.autohide),
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mCheckEnableOnce(p.check_enable_once),
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mDoUpdateEnabled(TRUE)
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{
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lldebugs << "PieSlice::PieSlice(): " << mLabel << " " << mAutohide << " " << mCheckEnableOnce << llendl;
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}
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// pick up parameters from the XUI definition
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PieSlice::Params::Params() :
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on_click("on_click"),
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on_visible("on_visible"),
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on_enable("on_enable"),
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start_autohide("start_autohide",FALSE),
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autohide("autohide",FALSE),
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check_enable_once("check_enable_once",FALSE)
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{
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}
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// initialize parameters
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void PieSlice::initFromParams(const Params& p)
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{
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// add a callback if on_click is provided
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if(p.on_click.isProvided())
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{
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setCommitCallback(initCommitCallback(p.on_click));
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}
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// add a callback if on_visible is provided
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if (p.on_visible.isProvided())
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{
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mVisibleSignal.connect(initEnableCallback(p.on_visible));
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}
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// add a callback if on_enable is provided
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if (p.on_enable.isProvided())
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{
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setEnableCallback(initEnableCallback(p.on_enable));
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// Set the enabled control variable (for backwards compatability)
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if (p.on_enable.control_name.isProvided() && !p.on_enable.control_name().empty())
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{
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LLControlVariable* control = findControl(p.on_enable.control_name());
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if (control)
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{
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setEnabledControlVariable(control);
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}
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}
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}
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LLUICtrl::initFromParams(p);
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}
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// call this to make the menu update its "enabled" status
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void PieSlice::updateEnabled()
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{
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if(mDoUpdateEnabled && mEnableSignal.num_slots()>0)
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{
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bool enabled=mEnableSignal(this,LLSD());
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if(mEnabledControlVariable)
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{
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if(!enabled)
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{
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// callback overrides control variable; this will call setEnabled()
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mEnabledControlVariable->set(false);
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}
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}
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else
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{
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setEnabled(enabled);
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}
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mDoUpdateEnabled = !mCheckEnableOnce;
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}
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}
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// call this to make the menu update its "visible" status
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void PieSlice::updateVisible()
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{
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if(mVisibleSignal.num_slots()>0)
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{
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bool visible=mVisibleSignal(this,LLSD());
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setVisible(visible);
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}
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}
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// accessor
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LLSD PieSlice::getValue() const
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{
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return getLabel();
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}
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// accessor
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void PieSlice::setValue(const LLSD& value)
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{
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setLabel(value.asString());
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}
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// accessor
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std::string PieSlice::getLabel() const
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{
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return mLabel;
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}
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// accessor
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void PieSlice::setLabel(const std::string newLabel)
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{
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mLabel=newLabel;
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}
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// accessor
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BOOL PieSlice::getStartAutohide()
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{
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return mStartAutohide;
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}
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// accessor
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BOOL PieSlice::getAutohide()
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{
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return mStartAutohide | mAutohide;
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}
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void PieSlice::resetUpdateEnabledCheck()
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{
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mDoUpdateEnabled = TRUE;
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} |