/** * @file llmultisliderctrl.cpp * @brief LLMultiSliderCtrl base class * * $LicenseInfo:firstyear=2007&license=viewerlgpl$ * 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 "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); }