llmultisliderctrl.cpp
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- /**
- * @file llmultisliderctrl.cpp
- * @brief LLMultiSliderCtrl base class
- *
- * $LicenseInfo:firstyear=2007&license=viewergpl$
- *
- * Copyright (c) 2007-2010, 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 "linden_common.h"
- #include "llmultisliderctrl.h"
- #include "llmath.h"
- #include "llfontgl.h"
- #include "llgl.h"
- #include "llkeyboard.h"
- #include "lllineeditor.h"
- #include "llmultislider.h"
- #include "llstring.h"
- #include "lltextbox.h"
- #include "llui.h"
- #include "lluiconstants.h"
- #include "llcontrol.h"
- #include "llfocusmgr.h"
- #include "llresmgr.h"
- #include "lluictrlfactory.h"
- static LLDefaultChildRegistry::Register<LLMultiSliderCtrl> r("multi_slider");
- const U32 MAX_STRING_LENGTH = 10;
- LLMultiSliderCtrl::Params::Params()
- : text_width("text_width"),
- label_width("label_width"),
- show_text("show_text", true),
- can_edit_text("can_edit_text", false),
- max_sliders("max_sliders", 1),
- allow_overlap("allow_overlap", false),
- draw_track("draw_track", true),
- use_triangle("use_triangle", false),
- decimal_digits("decimal_digits", 3),
- text_color("text_color"),
- text_disabled_color("text_disabled_color"),
- mouse_down_callback("mouse_down_callback"),
- mouse_up_callback("mouse_up_callback"),
- sliders("slider")
- {
- mouse_opaque = true;
- }
- LLMultiSliderCtrl::LLMultiSliderCtrl(const LLMultiSliderCtrl::Params& p)
- : LLF32UICtrl(p),
- mLabelBox( NULL ),
- mEditor( NULL ),
- mTextBox( NULL ),
- mTextEnabledColor(p.text_color()),
- mTextDisabledColor(p.text_disabled_color())
- {
- static LLUICachedControl<S32> multi_sliderctrl_spacing ("UIMultiSliderctrlSpacing", 0);
- S32 top = getRect().getHeight();
- S32 bottom = 0;
- S32 left = 0;
- S32 label_width = p.label_width;
- S32 text_width = p.text_width;
- // Label
- if( !p.label().empty() )
- {
- if (p.label_width == 0)
- {
- label_width = p.font()->getWidth(p.label);
- }
- LLRect label_rect( left, top, label_width, bottom );
- LLTextBox::Params params;
- params.name("MultiSliderCtrl Label");
- params.rect(label_rect);
- params.initial_value(p.label());
- params.font(p.font);
- mLabelBox = LLUICtrlFactory::create<LLTextBox> (params);
- addChild(mLabelBox);
- }
- S32 slider_right = getRect().getWidth();
- if (p.show_text)
- {
- if (!p.text_width.isProvided())
- {
- text_width = 0;
- // calculate the size of the text box (log max_value is number of digits - 1 so plus 1)
- if ( p.max_value() )
- text_width = p.font()->getWidth(std::string("0")) * ( static_cast < S32 > ( log10 ( p.max_value ) ) + p.decimal_digits + 1 );
- if ( p.increment < 1.0f )
- text_width += p.font()->getWidth(std::string(".")); // (mostly) take account of decimal point in value
- if ( p.min_value < 0.0f || p.max_value < 0.0f )
- text_width += p.font()->getWidth(std::string("-")); // (mostly) take account of minus sign
- // padding to make things look nicer
- text_width += 8;
- }
- S32 text_left = getRect().getWidth() - text_width;
- slider_right = text_left - multi_sliderctrl_spacing;
- LLRect text_rect( text_left, top, getRect().getWidth(), bottom );
- if( p.can_edit_text )
- {
- LLLineEditor::Params params;
- params.name("MultiSliderCtrl Editor");
- params.rect(text_rect);
- params.font(p.font);
- params.max_length_bytes(MAX_STRING_LENGTH);
- params.commit_callback.function(LLMultiSliderCtrl::onEditorCommit);
- params.prevalidate_callback(&LLTextValidate::validateFloat);
- params.follows.flags(FOLLOWS_LEFT | FOLLOWS_BOTTOM);
- mEditor = LLUICtrlFactory::create<LLLineEditor> (params);
- mEditor->setFocusReceivedCallback( boost::bind(LLMultiSliderCtrl::onEditorGainFocus, _1, this) );
- // don't do this, as selecting the entire text is single clicking in some cases
- // and double clicking in others
- //mEditor->setSelectAllonFocusReceived(TRUE);
- addChild(mEditor);
- }
- else
- {
- LLTextBox::Params params;
- params.name("MultiSliderCtrl Text");
- params.rect(text_rect);
- params.font(p.font);
- params.follows.flags(FOLLOWS_LEFT | FOLLOWS_BOTTOM);
- mTextBox = LLUICtrlFactory::create<LLTextBox> (params);
- addChild(mTextBox);
- }
- }
- S32 slider_left = label_width ? label_width + multi_sliderctrl_spacing : 0;
- LLRect slider_rect( slider_left, top, slider_right, bottom );
- LLMultiSlider::Params params;
- params.sliders = p.sliders;
- params.rect(slider_rect);
- params.commit_callback.function( LLMultiSliderCtrl::onSliderCommit );
- params.mouse_down_callback( p.mouse_down_callback );
- params.mouse_up_callback( p.mouse_up_callback );
- params.initial_value(p.initial_value());
- params.min_value(p.min_value);
- params.max_value(p.max_value);
- params.increment(p.increment);
- params.max_sliders(p.max_sliders);
- params.allow_overlap(p.allow_overlap);
- params.draw_track(p.draw_track);
- params.use_triangle(p.use_triangle);
- params.control_name(p.control_name);
- mMultiSlider = LLUICtrlFactory::create<LLMultiSlider> (params);
- addChild( mMultiSlider );
- mCurValue = mMultiSlider->getCurSliderValue();
- updateText();
- }
- LLMultiSliderCtrl::~LLMultiSliderCtrl()
- {
- // Children all cleaned up by default view destructor.
- }
- // static
- void LLMultiSliderCtrl::onEditorGainFocus( LLFocusableElement* caller, void *userdata )
- {
- LLMultiSliderCtrl* self = (LLMultiSliderCtrl*) userdata;
- llassert( caller == self->mEditor );
- self->onFocusReceived();
- }
- void LLMultiSliderCtrl::setValue(const LLSD& value)
- {
- mMultiSlider->setValue(value);
- mCurValue = mMultiSlider->getCurSliderValue();
- updateText();
- }
- void LLMultiSliderCtrl::setSliderValue(const std::string& name, F32 v, BOOL from_event)
- {
- mMultiSlider->setSliderValue(name, v, from_event );
- mCurValue = mMultiSlider->getCurSliderValue();
- updateText();
- }
- void LLMultiSliderCtrl::setCurSlider(const std::string& name)
- {
- mMultiSlider->setCurSlider(name);
- mCurValue = mMultiSlider->getCurSliderValue();
- }
- BOOL LLMultiSliderCtrl::setLabelArg( const std::string& key, const LLStringExplicit& text )
- {
- BOOL res = FALSE;
- if (mLabelBox)
- {
- res = mLabelBox->setTextArg(key, text);
- if (res && mLabelWidth == 0)
- {
- S32 label_width = mFont->getWidth(mLabelBox->getText());
- LLRect rect = mLabelBox->getRect();
- S32 prev_right = rect.mRight;
- rect.mRight = rect.mLeft + label_width;
- mLabelBox->setRect(rect);
- S32 delta = rect.mRight - prev_right;
- rect = mMultiSlider->getRect();
- S32 left = rect.mLeft + delta;
- static LLUICachedControl<S32> multi_slider_ctrl_spacing ("UIMultiSliderctrlSpacing", 0);
- left = llclamp(left, 0, rect.mRight - multi_slider_ctrl_spacing);
- rect.mLeft = left;
- mMultiSlider->setRect(rect);
- }
- }
- return res;
- }
- const std::string& LLMultiSliderCtrl::addSlider()
- {
- const std::string& name = mMultiSlider->addSlider();
- // if it returns null, pass it on
- if(name == LLStringUtil::null) {
- return LLStringUtil::null;
- }
- // otherwise, update stuff
- mCurValue = mMultiSlider->getCurSliderValue();
- updateText();
- return name;
- }
- const std::string& LLMultiSliderCtrl::addSlider(F32 val)
- {
- const std::string& name = mMultiSlider->addSlider(val);
- // if it returns null, pass it on
- if(name == LLStringUtil::null) {
- return LLStringUtil::null;
- }
- // otherwise, update stuff
- mCurValue = mMultiSlider->getCurSliderValue();
- updateText();
- return name;
- }
- void LLMultiSliderCtrl::deleteSlider(const std::string& name)
- {
- mMultiSlider->deleteSlider(name);
- mCurValue = mMultiSlider->getCurSliderValue();
- updateText();
- }
- void LLMultiSliderCtrl::clear()
- {
- setCurSliderValue(0.0f);
- if( mEditor )
- {
- mEditor->setText(std::string(""));
- }
- if( mTextBox )
- {
- mTextBox->setText(std::string(""));
- }
- // get rid of sliders
- mMultiSlider->clear();
- }
- BOOL LLMultiSliderCtrl::isMouseHeldDown()
- {
- return gFocusMgr.getMouseCapture() == mMultiSlider;
- }
- void LLMultiSliderCtrl::updateText()
- {
- if( mEditor || mTextBox )
- {
- LLLocale locale(LLLocale::USER_LOCALE);
- // Don't display very small negative values as -0.000
- F32 displayed_value = (F32)(floor(getCurSliderValue() * pow(10.0, (F64)mPrecision) + 0.5) / pow(10.0, (F64)mPrecision));
- std::string format = llformat("%%.%df", mPrecision);
- std::string text = llformat(format.c_str(), displayed_value);
- if( mEditor )
- {
- mEditor->setText( text );
- }
- else
- {
- mTextBox->setText( text );
- }
- }
- }
- // static
- void LLMultiSliderCtrl::onEditorCommit( LLUICtrl* ctrl, const LLSD& userdata)
- {
- llassert(ctrl);
- if (!ctrl)
- return;
- LLMultiSliderCtrl* self = dynamic_cast<LLMultiSliderCtrl*>(ctrl->getParent());
- llassert(self);
- if (!self) // cast failed - wrong type! :O
- return;
- BOOL success = FALSE;
- F32 val = self->mCurValue;
- F32 saved_val = self->mCurValue;
- std::string text = self->mEditor->getText();
- if( LLLineEditor::postvalidateFloat( text ) )
- {
- LLLocale locale(LLLocale::USER_LOCALE);
- val = (F32) atof( text.c_str() );
- if( self->mMultiSlider->getMinValue() <= val && val <= self->mMultiSlider->getMaxValue() )
- {
- self->setCurSliderValue( val ); // set the value temporarily so that the callback can retrieve it.
- if( !self->mValidateSignal || (*(self->mValidateSignal))( self, val ) )
- {
- success = TRUE;
- }
- }
- }
- if( success )
- {
- self->onCommit();
- }
- else
- {
- if( self->getCurSliderValue() != saved_val )
- {
- self->setCurSliderValue( saved_val );
- }
- self->reportInvalidData();
- }
- self->updateText();
- }
- // static
- void LLMultiSliderCtrl::onSliderCommit(LLUICtrl* ctrl, const LLSD& userdata)
- {
- LLMultiSliderCtrl* self = dynamic_cast<LLMultiSliderCtrl*>(ctrl->getParent());
- if (!self)
- return;
- BOOL success = FALSE;
- F32 saved_val = self->mCurValue;
- F32 new_val = self->mMultiSlider->getCurSliderValue();
- self->mCurValue = new_val; // set the value temporarily so that the callback can retrieve it.
- if( !self->mValidateSignal || (*(self->mValidateSignal))( self, new_val ) )
- {
- success = TRUE;
- }
- if( success )
- {
- self->onCommit();
- }
- else
- {
- if( self->mCurValue != saved_val )
- {
- self->setCurSliderValue( saved_val );
- }
- self->reportInvalidData();
- }
- self->updateText();
- }
- void LLMultiSliderCtrl::setEnabled(BOOL b)
- {
- LLF32UICtrl::setEnabled( b );
- if( mLabelBox )
- {
- mLabelBox->setColor( b ? mTextEnabledColor.get() : mTextDisabledColor.get() );
- }
- mMultiSlider->setEnabled( b );
- if( mEditor )
- {
- mEditor->setEnabled( b );
- }
- if( mTextBox )
- {
- mTextBox->setColor( b ? mTextEnabledColor.get() : mTextDisabledColor.get() );
- }
- }
- void LLMultiSliderCtrl::setTentative(BOOL b)
- {
- if( mEditor )
- {
- mEditor->setTentative(b);
- }
- LLF32UICtrl::setTentative(b);
- }
- void LLMultiSliderCtrl::onCommit()
- {
- setTentative(FALSE);
- if( mEditor )
- {
- mEditor->setTentative(FALSE);
- }
- setControlValue(getValueF32());
- LLF32UICtrl::onCommit();
- }
- void LLMultiSliderCtrl::setPrecision(S32 precision)
- {
- if (precision < 0 || precision > 10)
- {
- llerrs << "LLMultiSliderCtrl::setPrecision - precision out of range" << llendl;
- return;
- }
- mPrecision = precision;
- updateText();
- }
- boost::signals2::connection LLMultiSliderCtrl::setSliderMouseDownCallback( const commit_signal_t::slot_type& cb )
- {
- return mMultiSlider->setMouseDownCallback( cb );
- }
- boost::signals2::connection LLMultiSliderCtrl::setSliderMouseUpCallback( const commit_signal_t::slot_type& cb )
- {
- return mMultiSlider->setMouseUpCallback( cb );
- }
- void LLMultiSliderCtrl::onTabInto()
- {
- if( mEditor )
- {
- mEditor->onTabInto();
- }
- }
- void LLMultiSliderCtrl::reportInvalidData()
- {
- make_ui_sound("UISndBadKeystroke");
- }
- // virtual
- void LLMultiSliderCtrl::setControlName(const std::string& control_name, LLView* context)
- {
- mMultiSlider->setControlName(control_name, context);
- }