diff options
Diffstat (limited to 'indra/llui/lluictrl.cpp')
| -rw-r--r-- | indra/llui/lluictrl.cpp | 354 |
1 files changed, 287 insertions, 67 deletions
diff --git a/indra/llui/lluictrl.cpp b/indra/llui/lluictrl.cpp index 9d97312ab0..da0db0424a 100644 --- a/indra/llui/lluictrl.cpp +++ b/indra/llui/lluictrl.cpp @@ -36,13 +36,30 @@ #include "lluictrl.h" #include "llfocusmgr.h" #include "llpanel.h" +#include "lluictrlfactory.h" static LLRegisterWidget<LLUICtrl> r("ui_ctrl"); +LLUICtrl::Params::Params() +: tab_stop("tab_stop", true), + label("label"), + initial_value("initial_value"), + init_callback("init_callback"), + commit_callback("commit_callback"), + validate_callback("validate_callback"), + control_name("control_name"), + enabled_control("enabled_control") +{ + addSynonym(initial_value, "initial_val"); + // this is the canonical name for text contents of an xml node + addSynonym(initial_value, "value"); +} + LLFocusableElement::LLFocusableElement() : mFocusLostCallback(NULL), mFocusReceivedCallback(NULL), mFocusChangedCallback(NULL), + mTopLostCallback(NULL), mFocusCallbackUserData(NULL) { } @@ -77,6 +94,14 @@ void LLFocusableElement::onFocusLost() } } +void LLFocusableElement::onTopLost() +{ + if (mTopLostCallback) + { + mTopLostCallback(this, mFocusCallbackUserData); + } +} + BOOL LLFocusableElement::hasFocus() const { return FALSE; @@ -86,36 +111,61 @@ void LLFocusableElement::setFocus(BOOL b) { } - - -LLUICtrl::LLUICtrl() : - mCommitCallback(NULL), - mLostTopCallback(NULL), - mValidateCallback(NULL), - mCallbackUserData(NULL), +LLUICtrl::LLUICtrl(const LLUICtrl::Params& p, const LLViewModelPtr& viewmodel) +: LLView(p), mTentative(FALSE), - mTabStop(TRUE), - mIsChrome(FALSE) + mIsChrome(FALSE), + mViewModel(viewmodel), + mControlVariable(NULL), + mEnabledControlVariable(NULL) { + mUICtrlHandle.bind(this); } -LLUICtrl::LLUICtrl(const std::string& name, const LLRect& rect, BOOL mouse_opaque, - void (*on_commit_callback)(LLUICtrl*, void*), - void* callback_userdata, - U32 reshape) -: // can't make this automatically follow top and left, breaks lots - // of buttons in the UI. JC 7/20/2002 - LLView( name, rect, mouse_opaque, reshape ), - mCommitCallback( on_commit_callback) , - mLostTopCallback( NULL ), - mValidateCallback( NULL ), - mCallbackUserData( callback_userdata ), - mTentative( FALSE ), - mTabStop( TRUE ), - mIsChrome(FALSE) +void LLUICtrl::initFromParams(const Params& p) { + LLView::initFromParams(p); + + setControlName(p.control_name); + if (p.enabled_control.isProvided()) + { + LLControlVariable* control = findControl(p.enabled_control); + if (control) + setEnabledControlVariable(control); + } + setTabStop(p.tab_stop); + setFocusLostCallback(p.focus_lost_callback()); + + if (p.initial_value.isProvided() + && !p.control_name.isProvided()) + { + setValue(p.initial_value); + } + + if (p.commit_callback.isProvided()) + initCommitCallback(p.commit_callback, mCommitSignal); + + if (p.validate_callback.isProvided()) + initEnableCallback(p.validate_callback, mValidateSignal); + + if (p.init_callback.isProvided()) + { + if (p.init_callback.function.isProvided()) + { + p.init_callback.function()(this, p.init_callback.parameter); + } + else + { + commit_callback_t* initfunc = (CallbackRegistry<commit_callback_t>::getValue(p.init_callback.function_name)); + if (initfunc) + { + (*initfunc)(this, p.init_callback.parameter); + } + } + } } + LLUICtrl::~LLUICtrl() { gFocusMgr.releaseFocusIfNeeded( this ); // calls onCommit() @@ -127,24 +177,178 @@ LLUICtrl::~LLUICtrl() } } -void LLUICtrl::onCommit() +void LLUICtrl::initCommitCallback(const CommitCallbackParam& cb, commit_signal_t& sig) { - if( mCommitCallback ) + if (cb.function.isProvided()) { - mCommitCallback( this, mCallbackUserData ); + if (cb.parameter.isProvided()) + sig.connect(boost::bind(cb.function(), _1, cb.parameter)); + else + sig.connect(cb.function()); + } + else + { + std::string function_name = cb.function_name; + commit_callback_t* func = (CallbackRegistry<commit_callback_t>::getValue(function_name)); + if (func) + { + if (cb.parameter.isProvided()) + sig.connect(boost::bind((*func), _1, cb.parameter)); + else + sig.connect(*func); + } + else if (!function_name.empty()) + { + llwarns << "No callback found for: '" << function_name << "' in control: " << getName() << llendl; + } } } +void LLUICtrl::initEnableCallback(const EnableCallbackParam& cb, enable_signal_t& sig) +{ + // Set the callback function + if (cb.function.isProvided()) + { + if (cb.parameter.isProvided()) + sig.connect(boost::bind(cb.function(), this, cb.parameter)); + else + sig.connect(cb.function()); + } + else + { + enable_callback_t* func = (EnableCallbackRegistry::getValue(cb.function_name)); + if (func) + { + if (cb.parameter.isProvided()) + sig.connect(boost::bind((*func), this, cb.parameter)); + else + sig.connect(*func); + } + } +} + + +void LLUICtrl::onCommit() +{ + mCommitSignal(this, getValue()); +} + //virtual BOOL LLUICtrl::isCtrl() const { return TRUE; } +//virtual +void LLUICtrl::setValue(const LLSD& value) +{ + mViewModel->setValue(value); +} + //virtual LLSD LLUICtrl::getValue() const { - return LLSD(); + return mViewModel->getValue(); +} + +/// When two widgets are displaying the same data (e.g. during a skin +/// change), share their ViewModel. +void LLUICtrl::shareViewModelFrom(const LLUICtrl& other) +{ + // Because mViewModel is an LLViewModelPtr, this assignment will quietly + // dispose of the previous LLViewModel -- unless it's already shared by + // somebody else. + mViewModel = other.mViewModel; +} + +//virtual +LLViewModel* LLUICtrl::getViewModel() const +{ + return mViewModel; +} + +bool LLUICtrl::setControlValue(const LLSD& value) +{ + if (mControlVariable) + { + mControlVariable->set(value); + return true; + } + return false; +} + +void LLUICtrl::setControlVariable(LLControlVariable* control) +{ + if (mControlVariable) + { + //RN: this will happen in practice, should we try to avoid it? + //llwarns << "setControlName called twice on same control!" << llendl; + mControlConnection.disconnect(); // disconnect current signal + mControlVariable = NULL; + } + + if (control) + { + mControlVariable = control; + mControlConnection = mControlVariable->getSignal()->connect(boost::bind(&controlListener, _2, getUICtrlHandle(), std::string("value"))); + setValue(mControlVariable->getValue()); + } +} + +//virtual +void LLUICtrl::setControlName(const std::string& control_name, LLView *context) +{ + if (context == NULL) + { + context = this; + } + + // Register new listener + if (!control_name.empty()) + { + LLControlVariable* control = context->findControl(control_name); + setControlVariable(control); + } +} + +void LLUICtrl::setEnabledControlVariable(LLControlVariable* control) +{ + if (mEnabledControlVariable) + { + mEnabledControlConnection.disconnect(); // disconnect current signal + mEnabledControlVariable = NULL; + } + if (control) + { + mEnabledControlVariable = control; + mEnabledControlConnection = mEnabledControlVariable->getSignal()->connect(boost::bind(&controlListener, _2, getUICtrlHandle(), std::string("enabled"))); + setEnabled(mEnabledControlVariable->getValue().asBoolean()); + } +} + +// static +bool LLUICtrl::controlListener(const LLSD& newvalue, LLHandle<LLUICtrl> handle, std::string type) +{ + LLUICtrl* ctrl = handle.get(); + if (ctrl) + { + if (type == "value") + { + ctrl->setValue(newvalue); + return true; + } + else if (type == "enabled") + { + ctrl->setEnabled(newvalue.asBoolean()); + return true; + } + else if (type == "visible") + { + ctrl->setVisible(newvalue.asBoolean()); + return true; + } + } + return false; } // virtual @@ -248,12 +452,10 @@ void LLUICtrl::onFocusLost() } } -void LLUICtrl::onLostTop() +void LLUICtrl::onTopLost() { - if (mLostTopCallback) - { - mLostTopCallback(this, mCallbackUserData); - } + // trigger callbacks + LLFocusableElement::onTopLost(); } @@ -278,12 +480,13 @@ BOOL LLUICtrl::acceptsTextInput() const //virtual BOOL LLUICtrl::isDirty() const { - return FALSE; + return mViewModel->isDirty(); }; //virtual void LLUICtrl::resetDirty() { + mViewModel->resetDirty(); } // virtual @@ -456,7 +659,8 @@ BOOL LLUICtrl::focusNextItem(BOOL text_fields_only) { // this assumes that this method is called on the focus root. LLCtrlQuery query = getTabOrderQuery(); - if(text_fields_only || LLUI::sConfigGroup->getBOOL("TabToTextFieldsOnly")) + static LLUICachedControl<bool> tab_to_text_fields_only ("TabToTextFieldsOnly", false); + if(text_fields_only || tab_to_text_fields_only) { query.addPreFilter(LLUICtrl::LLTextInputFilter::getInstance()); } @@ -468,7 +672,8 @@ BOOL LLUICtrl::focusPrevItem(BOOL text_fields_only) { // this assumes that this method is called on the focus root. LLCtrlQuery query = getTabOrderQuery(); - if(text_fields_only || LLUI::sConfigGroup->getBOOL("TabToTextFieldsOnly")) + static LLUICachedControl<bool> tab_to_text_fields_only ("TabToTextFieldsOnly", false); + if(text_fields_only || tab_to_text_fields_only) { query.addPreFilter(LLUICtrl::LLTextInputFilter::getInstance()); } @@ -524,33 +729,6 @@ BOOL LLUICtrl::handleToolTip(S32 x, S32 y, std::string& msg, LLRect* sticky_rect return handled; }*/ -void LLUICtrl::initFromXML(LLXMLNodePtr node, LLView* parent) -{ - BOOL has_tab_stop = hasTabStop(); - node->getAttributeBOOL("tab_stop", has_tab_stop); - - setTabStop(has_tab_stop); - - LLView::initFromXML(node, parent); -} - -LLXMLNodePtr LLUICtrl::getXML(bool save_children) const -{ - LLXMLNodePtr node = LLView::getXML(save_children); - node->createChild("tab_stop", TRUE)->setBoolValue(hasTabStop()); - - return node; -} - -//static -LLView* LLUICtrl::fromXML(LLXMLNodePtr node, LLView* parent, class LLUICtrlFactory* factory) -{ - LLUICtrl* ctrl = new LLUICtrl(); - ctrl->initFromXML(node, parent); - return ctrl; -} - - // Skip over any parents that are not LLUICtrl's // Used in focus logic since only LLUICtrl elements can have focus LLUICtrl* LLUICtrl::getParentUICtrl() const @@ -570,6 +748,16 @@ LLUICtrl* LLUICtrl::getParentUICtrl() const return NULL; } +// *TODO: Deprecate; for backwards compatability only: +boost::signals::connection LLUICtrl::setCommitCallback( boost::function<void (LLUICtrl*,void*)> cb, void* data) +{ + return setCommitCallback( boost::bind(cb, _1, data)); +} +boost::signals::connection LLUICtrl::setValidateBeforeCommit( boost::function<bool (const LLSD& data)> cb ) +{ + return mValidateSignal.connect(boost::bind(cb, _2)); +} + // virtual void LLUICtrl::setTentative(BOOL b) { @@ -583,11 +771,6 @@ BOOL LLUICtrl::getTentative() const } // virtual -void LLUICtrl::setDoubleClickCallback( void (*cb)(void*) ) -{ -} - -// virtual void LLUICtrl::setColor(const LLColor4& color) { } @@ -598,3 +781,40 @@ void LLUICtrl::setMinValue(LLSD min_value) // virtual void LLUICtrl::setMaxValue(LLSD max_value) { } + + + +namespace LLInitParam +{ + template<> + bool ParamCompare<LLUICtrl::commit_callback_t>::equals( + const LLUICtrl::commit_callback_t &a, + const LLUICtrl::commit_callback_t &b) + { + return false; + } + + template<> + bool ParamCompare<LLUICtrl::focus_callback_t>::equals( + const LLUICtrl::focus_callback_t &a, + const LLUICtrl::focus_callback_t &b) + { + return false; + } + + template<> + bool ParamCompare<LLUICtrl::enable_callback_t>::equals( + const LLUICtrl::enable_callback_t &a, + const LLUICtrl::enable_callback_t &b) + { + return false; + } + + template<> + bool ParamCompare<LLLazyValue<LLColor4> >::equals( + const LLLazyValue<LLColor4> &a, + const LLLazyValue<LLColor4> &b) + { + return a.get() == b.get(); + } +} |