Java tutorial
/* * (c) Copyright 2010-2011 AgileBirds * * This file is part of OpenFlexo. * * OpenFlexo is free software: you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation, either version 3 of the License, or * (at your option) any later version. * * OpenFlexo 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 General Public License for more details. * * You should have received a copy of the GNU General Public License * along with OpenFlexo. If not, see <http://www.gnu.org/licenses/>. * */ package org.openflexo.foundation.ie.widget; import java.util.Enumeration; import java.util.Hashtable; import java.util.Vector; import java.util.logging.Level; import java.util.logging.Logger; import org.apache.commons.lang.StringUtils; import org.openflexo.foundation.DataFlexoObserver; import org.openflexo.foundation.DataModification; import org.openflexo.foundation.FlexoObservable; import org.openflexo.foundation.Inspectors; import org.openflexo.foundation.action.FlexoActionType; import org.openflexo.foundation.bindings.BindingValue; import org.openflexo.foundation.bindings.BooleanStaticBinding; import org.openflexo.foundation.bindings.ComponentBindingDefinition; import org.openflexo.foundation.dm.DMProperty; import org.openflexo.foundation.ie.ComponentInstanceBinding; import org.openflexo.foundation.ie.IEObject; import org.openflexo.foundation.ie.IETabComponent; import org.openflexo.foundation.ie.IEWOComponent; import org.openflexo.foundation.ie.IObject; import org.openflexo.foundation.ie.TabComponentInstance; import org.openflexo.foundation.ie.action.AddTab; import org.openflexo.foundation.ie.action.MoveTabLeft; import org.openflexo.foundation.ie.action.MoveTabRight; import org.openflexo.foundation.ie.action.SuroundWithRepetition; import org.openflexo.foundation.ie.cl.TabComponentDefinition; import org.openflexo.foundation.ie.dm.IEDataModification; import org.openflexo.foundation.ie.operator.ConditionalOperator; import org.openflexo.foundation.rm.FlexoProject; import org.openflexo.foundation.wkf.node.OperationNode; import org.openflexo.foundation.xml.FlexoComponentBuilder; import org.openflexo.logging.FlexoLogger; /** * Represent a Tab inside a IETabContainerWidget * * @author bmangez */ public class IETabWidget extends IEReusableWidget<TabComponentDefinition, TabComponentInstance> implements DataFlexoObserver, ITabWidget { /** * */ public static final String TAB_WIDGET = "tab_widget"; private static final Logger logger = FlexoLogger.getLogger(IETabWidget.class.getPackage().getName()); public static final String TAB_TITLE_ATTRIBUTE_NAME = "title"; private String _title; private String _key; private String _bindings; @Override protected TabComponentInstance createComponentInstance(TabComponentDefinition componentDefinition, IEWOComponent woComponent) { return new TabComponentInstance(componentDefinition, this); } /** * Overrides getSpecificActionListForThatClass * * @see org.openflexo.foundation.ie.widget.IEWidget#getSpecificActionListForThatClass() */ @Override protected Vector<FlexoActionType> getSpecificActionListForThatClass() { Vector<FlexoActionType> returned = super.getSpecificActionListForThatClass(); returned.add(AddTab.actionType); returned.add(MoveTabLeft.actionType); returned.add(MoveTabRight.actionType); returned.remove(SuroundWithRepetition.actionType); return returned; } /** * Overrides getParent * * @see org.openflexo.foundation.ie.widget.IEWidget#getParent() */ @Override public IEWidget getParent() { return (IEWidget) super.getParent(); } @Override public IESequenceTab getRootParent() { IESequenceTab root = ((IESequenceTab) getParent()); while (root.getParent() != null && root.getParent() instanceof IESequenceTab) { root = (IESequenceTab) root.getParent(); } return root; } public IETabComponent getTabComponent() { return getTabComponentDefinition().getWOComponent(); } public IETabWidget(FlexoComponentBuilder builder) { this(builder.woComponent, null, null, builder.getProject()); initializeDeserialization(builder); } public IETabWidget(IEWOComponent woComponent, TabComponentDefinition def, IEObject parent, FlexoProject project) { super(woComponent, def, parent, project); if (getTitle() == null) { setTitle("no title"); } } @Override public String getDefaultInspectorName() { return Inspectors.IE.TAB_INSPECTOR; } // ========================================================================== // ============================= Instance Methods // =========================== // ========================================================================== public void moveLeft() { ITabWidget w = null; if (((IESequenceTab) getParent()).isSubsequence()) { w = ((IESequenceTab) getParent()); } else { w = this; } if (w.getIndex() == 0) { getRootParent().removeFromInnerWidgets(w); getRootParent().addToInnerWidgets(w); } else { getRootParent().swapTabs(w, getRootParent().get(w.getIndex() - 1)); } } public void moveRight() { ITabWidget w = null; if (((IESequenceTab) getParent()).isSubsequence()) { w = ((IESequenceTab) getParent()); } else { w = this; } if (w.getIndex() == getRootParent().size() - 1) { getRootParent().removeFromInnerWidgets(w); getRootParent().insertElementAt(w, 0); } else { getRootParent().swapTabs(w, getRootParent().get(w.getIndex() + 1)); } } @Override public TabComponentInstance getReusableComponentInstance() { return super.getReusableComponentInstance(); } @Override public String toString() { return "Tab-" + getTitle(); } public TabComponentDefinition getTabComponentDefinition() { return getReusableComponentInstance().getComponentDefinition(); } // ========================================================================== // ============================= Accessors // ================================== // ========================================================================== @Override public String getName() { return getTitle(); } public String getTitle() { return _title; } public void setTitle(String title) { this._title = title; setChanged(); notifyObservers(new DataModification(DataModification.ATTRIBUTE, TAB_TITLE_ATTRIBUTE_NAME, null, title)); } public String getKey() { return _key; } public void setKey(String key) { String old = _key; this._key = key; setChanged(); notifyObservers(new IEDataModification("key", old, key)); } public String getBindings() { return _bindings; } public void setBindings(String value) { String old = _bindings; this._bindings = value; setChanged(); notifyObservers(new IEDataModification("bindings", old, value)); } public TabComponentInstance getComponentInstance() { return getReusableComponentInstance(); } /** * Return a Vector of embedded IEObjects at this level. NOTE that this is NOT a recursive method * * @return a Vector of IEObject instances */ @Override public Vector<IObject> getEmbeddedIEObjects() { Vector<IObject> answer = new Vector<IObject>(); if (getComponentInstance() != null) { answer.add(getComponentInstance()); } return answer; } @Override public String getFullyQualifiedName() { return "TabReference"; } /** * Overrides getClassNameKey * * @see org.openflexo.foundation.FlexoModelObject#getClassNameKey() */ @Override public String getClassNameKey() { return TAB_WIDGET; } /** * Overrides getAllTabs * * @see org.openflexo.foundation.ie.widget.ITabWidget#getAllTabs() */ @Override public Vector<IETabWidget> getAllTabs() { Vector<IETabWidget> v = new Vector<IETabWidget>(); v.add(this); return v; } private IESequenceTab getRootSequenceTab() { if (((IESequenceTab) getParent()).hasOperatorConditional() || ((IESequenceTab) getParent()).hasOperatorRepetition()) { return (IESequenceTab) ((IESequenceTab) getParent()).getParent(); } return (IESequenceTab) getParent(); } public String getTabKeyForGenerator() { if (_key != null && _key.trim().length() > 0) { return _key; } return getRootSequenceTab().getTitleForGenerator() + getRootSequenceTab().getAbsoluteIndexOfTab(this); } /** * Overrides update * * @see org.openflexo.foundation.ie.IEObject#update(org.openflexo.foundation.FlexoObservable, org.openflexo.foundation.DataModification) */ @Override public void update(FlexoObservable observable, DataModification obj) { /*if (observable == getTabComponent()) { setChanged(); notifyObservers(obj); }*/ super.update(observable, obj); } @Override public boolean areComponentInstancesValid() { return getComponentInstance() == null || getComponentInstance().isValidInstance(); } @Override public void removeInvalidComponentInstances() { if (!getComponentInstance().isValidInstance()) { delete(); } } public boolean isShownInOperation(OperationNode node) { ConditionalOperator operator = conditional(); if (operator != null) { if (operator.getBindingConditional() instanceof BindingValue) { BindingValue bv = (BindingValue) operator.getBindingConditional(); if (bv.getBindingPathElementCount() == 1) { if (bv.getBindingPathElementAtIndex(0) instanceof DMProperty) { String varName = ((DMProperty) bv.getBindingPathElementAtIndex(0)).getName(); Enumeration<ComponentBindingDefinition> en = operator.getWOComponent() .getComponentDMEntity().getBindingDefinitions().elements(); ComponentBindingDefinition cbd = null; while (en.hasMoreElements() && cbd == null) { cbd = en.nextElement(); if (!cbd.getVariableName().equals(varName)) { cbd = null; } } if (cbd != null) { ComponentInstanceBinding cib = node.getComponentInstance().getBinding(cbd); if (cib != null && cib.getBindingValue() != null) { if (cib.getBindingValue() instanceof BooleanStaticBinding) { if (operator.getIsNegate()) { return !((BooleanStaticBinding) cib.getBindingValue()).getValue(); } else { return ((BooleanStaticBinding) cib.getBindingValue()).getValue(); } } else { if (logger.isLoggable(Level.INFO)) { logger.info("Binding of OperationNode " + node.getFullyQualifiedName() + " is dynamic, I cannot evaluate it."); } } } } } } } else if (operator.getBindingConditional() instanceof BooleanStaticBinding) { BooleanStaticBinding bv = (BooleanStaticBinding) operator.getBindingConditional(); if (bv.getValue() != null) { return bv.getValue(); } } } return true; // default is true } @Override protected Hashtable<String, String> getLocalizableProperties(Hashtable<String, String> props) { if (StringUtils.isNotEmpty(getTitle())) { props.put("title", getTitle()); } return super.getLocalizableProperties(props); } public String getTabsTitleForGenerator() { return getRootParent().getTabsTitleForGenerator(); } @Override public Vector<IEHyperlinkWidget> getAllButtonInterface() { return getTabComponent().getAllButtonInterface(); } }