/**
* <copyright>
* </copyright>
*
* $Id$
*/
package org.eclipse.papyrus.infra.core.sashwindows.di.impl;
import java.util.Collection;
import java.util.List;
import org.eclipse.emf.common.notify.Notification;
import org.eclipse.emf.common.notify.NotificationChain;
import org.eclipse.emf.common.util.EList;
import org.eclipse.emf.ecore.EClass;
import org.eclipse.emf.ecore.InternalEObject;
import org.eclipse.emf.ecore.impl.ENotificationImpl;
import org.eclipse.emf.ecore.impl.EObjectImpl;
import org.eclipse.emf.ecore.util.EObjectContainmentEList;
import org.eclipse.emf.ecore.util.InternalEList;
import org.eclipse.papyrus.infra.core.sashwindows.di.AbstractPanel;
import org.eclipse.papyrus.infra.core.sashwindows.di.DiFactory;
import org.eclipse.papyrus.infra.core.sashwindows.di.DiPackage;
import org.eclipse.papyrus.infra.core.sashwindows.di.PageRef;
import org.eclipse.papyrus.infra.core.sashwindows.di.PanelParent;
import org.eclipse.papyrus.infra.core.sashwindows.di.SashModel;
import org.eclipse.papyrus.infra.core.sashwindows.di.SashPanel;
import org.eclipse.papyrus.infra.core.sashwindows.di.TabFolder;
import org.eclipse.papyrus.infra.core.sashwindows.di.Window;
import org.eclipse.papyrus.infra.core.sashwindows.di.util.DiSwitch;
import org.eclipse.swt.SWT;
/**
* <!-- begin-user-doc -->
* An implementation of the model object '<em><b>Sash Model</b></em>'.
* <!-- end-user-doc -->
* <p>
* The following features are implemented:
* <ul>
* <li>{@link org.eclipse.papyrus.infra.core.sashwindows.di.impl.SashModelImpl#getWindows <em>Windows</em>}</li>
* <li>{@link org.eclipse.papyrus.infra.core.sashwindows.di.impl.SashModelImpl#getCurrentSelection <em>Current Selection</em>}</li>
* </ul>
* </p>
*
* @generated
*/
public class SashModelImpl extends EObjectImpl implements SashModel {
/**
* The cached value of the '{@link #getWindows() <em>Windows</em>}' containment reference list.
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @see #getWindows()
* @generated
* @ordered
*/
protected EList<Window> windows;
/**
* The cached value of the '{@link #getCurrentSelection() <em>Current Selection</em>}' reference.
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @see #getCurrentSelection()
* @generated
* @ordered
*/
protected TabFolder currentSelection;
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
protected SashModelImpl() {
super();
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
@Override
protected EClass eStaticClass() {
return DiPackage.Literals.SASH_MODEL;
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
public EList<Window> getWindows() {
if (windows == null) {
windows = new EObjectContainmentEList<Window>(Window.class, this, DiPackage.SASH_MODEL__WINDOWS);
}
return windows;
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
public TabFolder getCurrentSelection() {
if (currentSelection != null && currentSelection.eIsProxy()) {
InternalEObject oldCurrentSelection = (InternalEObject)currentSelection;
currentSelection = (TabFolder)eResolveProxy(oldCurrentSelection);
if (currentSelection != oldCurrentSelection) {
if (eNotificationRequired())
eNotify(new ENotificationImpl(this, Notification.RESOLVE, DiPackage.SASH_MODEL__CURRENT_SELECTION, oldCurrentSelection, currentSelection));
}
}
return currentSelection;
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
public TabFolder basicGetCurrentSelection() {
return currentSelection;
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
public void setCurrentSelection(TabFolder newCurrentSelection) {
TabFolder oldCurrentSelection = currentSelection;
currentSelection = newCurrentSelection;
if (eNotificationRequired())
eNotify(new ENotificationImpl(this, Notification.SET, DiPackage.SASH_MODEL__CURRENT_SELECTION, oldCurrentSelection, currentSelection));
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
*
* @generated NOT
*/
public void addPage(Object pageIdentifier) {
getCurrentSelection().addPage(pageIdentifier);
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
*
* @generated NOT
*/
public void removePage(Object pageIdentifier) {
PageRef pageRef = lookupPage(pageIdentifier);
if(pageRef == null)
return;
// Get the folder containing the page
TabFolder folder = pageRef.getParent();
// Remove the page
folder.getChildren().remove(pageRef);
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
*
* @generated NOT
*/
public void removePageAndEmptyFolder(Object pageIdentifier) {
PageRef pageRef = lookupPage(pageIdentifier);
if(pageRef == null)
return;
// Get the folder containing the page
TabFolder folder = pageRef.getParent();
// Remove the page
folder.getChildren().remove(pageRef);
// Remove parent if empty
removeEmptyFolder(folder);
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
*
* @generated NOT
*/
public PageRef lookupPage(final Object pageIdentifier) {
// Create appropriate visitor.
DiSwitch<PageRef> visitor = new DiSwitch<PageRef>() {
/**
* Iterate over windows
*
* @see org.eclipse.papyrus.infra.core.sashwindows.di.util.DiSwitch#caseSashModel(org.eclipse.papyrus.infra.core.sashwindows.di.SashModel)
*
* @param object
* @return
*/
public PageRef caseSashModel(SashModel object) {
PageRef res = null;
for(Window window : object.getWindows())
{
res = this.doSwitch(window);
if(res != null)
return res;
}
return super.caseSashModel(object);
}
/**
*
* @see org.eclipse.papyrus.infra.core.sashwindows.di.util.DiSwitch#caseWindow(org.eclipse.papyrus.infra.core.sashwindows.di.Window)
*
* @param object
* @return
*/
public PageRef caseWindow(Window window) {
AbstractPanel panel = window.getPanel();
if(panel == null)
return null;
PageRef res = this.doSwitch(panel);
if(res != null)
return res;
return super.caseWindow(window);
}
/**
* Iterate over children
*
* @see org.eclipse.papyrus.infra.core.sashwindows.di.util.DiSwitch#caseSashPanel(org.eclipse.papyrus.infra.core.sashwindows.di.SashPanel)
*
* @param object
* @return
*/
public PageRef caseSashPanel(SashPanel object) {
PageRef res = null;
for(AbstractPanel panel : object.getChildren())
{
res = this.doSwitch(panel);
if(res != null)
return res;
}
return super.caseSashPanel(object);
}
/**
* Iterate over PageRef
*
* @see org.eclipse.papyrus.infra.core.sashwindows.di.util.DiSwitch#caseTabFolder(org.eclipse.papyrus.infra.core.sashwindows.di.TabFolder)
*
* @param object
* @return
*/
public PageRef caseTabFolder(TabFolder object) {
for(PageRef pageRef : object.getChildren())
{
if(pageRef.isForIdentifier(pageIdentifier))
return pageRef;
}
return super.caseTabFolder(object);
}
};
// Do lookup
PageRef res = visitor.doSwitch(this);
return res;
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* TODO Add method to metamodel
*
* @generated NOT
*/
public TabFolder lookupFirstFolder() {
// Create appropriate visitor.
DiSwitch<TabFolder> visitor = new DiSwitch<TabFolder>() {
/**
* Iterate over windows
*
* @see org.eclipse.papyrus.infra.core.sashwindows.di.util.DiSwitch#caseSashModel(org.eclipse.papyrus.infra.core.sashwindows.di.SashModel)
*
* @param object
* @return
*/
public TabFolder caseSashModel(SashModel object) {
TabFolder res = null;
for(Window window : object.getWindows())
{
res = this.doSwitch(window);
if(res != null)
return res;
}
return super.caseSashModel(object);
}
/**
*
* @see org.eclipse.papyrus.infra.core.sashwindows.di.util.DiSwitch#caseWindow(org.eclipse.papyrus.infra.core.sashwindows.di.Window)
*
* @param object
* @return
*/
public TabFolder caseWindow(Window window) {
AbstractPanel panel = window.getPanel();
if(panel == null)
return null;
TabFolder res = this.doSwitch(panel);
if(res != null)
return res;
return super.caseWindow(window);
}
/**
* Iterate over children
*
* @see org.eclipse.papyrus.infra.core.sashwindows.di.util.DiSwitch#caseSashPanel(org.eclipse.papyrus.infra.core.sashwindows.di.SashPanel)
*
* @param object
* @return
*/
public TabFolder caseSashPanel(SashPanel object) {
TabFolder res = null;
for(AbstractPanel panel : object.getChildren())
{
res = this.doSwitch(panel);
if(res != null)
return res;
}
return super.caseSashPanel(object);
}
/**
* Iterate over PageRef
*
* @see org.eclipse.papyrus.infra.core.sashwindows.di.util.DiSwitch#caseTabFolder(org.eclipse.papyrus.infra.core.sashwindows.di.TabFolder)
*
* @param object
* @return
*/
public TabFolder caseTabFolder(TabFolder object) {
return object;
}
};
// Do lookup
TabFolder res = visitor.doSwitch(this);
return res;
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* TODO Add method to metamodel
*
* @generated NOT
*/
public Window lookupFirstWindow() {
List<Window> list = getWindows();
if(list.size() == 0)
return null;
return list.get(0);
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
*
* @generated NOT
*/
public void movePage(TabFolder srcParentFolder, int srcIndex, TabFolder targetParentFolder, int targetIndex) {
// Check if we move all pages of srcFolder
if(srcIndex == -1) {
// move all
List<PageRef> srcChildrens = srcParentFolder.getChildren();
List<PageRef> targetChildrens = targetParentFolder.getChildren();
while(srcChildrens.size() > 0) {
PageRef pageRef = srcChildrens.remove(0);
targetChildrens.add(pageRef);
}
return;
}
// Move only one
PageRef pageRef = srcParentFolder.getChildren().remove(srcIndex);
List<PageRef> targetChildrens = targetParentFolder.getChildren();
// Check if out of target range.
if(targetIndex < 0 || targetIndex > targetChildrens.size())
targetChildrens.add(pageRef);
else
targetChildrens.add(targetIndex, pageRef);
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
*
* @generated NOT
*/
public void insertFolder(TabFolder folderToInsert, TabFolder refFolder, int side) {
// Get the parent under which the sash will be inserted
PanelParent refParent = refFolder.getParent();
SashPanel newSash;
int direction;
// Compute sash direction
if(side == SWT.LEFT || side == SWT.RIGHT)
direction = SWT.HORIZONTAL;
else
direction = SWT.VERTICAL;
// Create sash
newSash = DiFactory.eINSTANCE.createSashPanel();
// Insert in parent. Should be done before setting childrens, otherwise, the child can't be
// replaced as it will not belong to parent anymore.
refParent.replaceChild(refFolder, newSash);
if(side == SWT.LEFT || side == SWT.UP) { // insert left
newSash.setChildren(folderToInsert, refFolder, direction);
} else {
newSash.setChildren(refFolder, folderToInsert, direction);
}
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
*
* @generated NOT
*/
public void movePage(TabFolder srcParentFolder, int srcIndex, TabFolder targetParentFolder) {
/* apex added start */
if (srcIndex < 0)
return;
/* apex added end */
PageRef pageRef = srcParentFolder.getChildren().remove(srcIndex);
List<PageRef> targetChildrens = targetParentFolder.getChildren();
// Check if out of target range.
targetChildrens.add(pageRef);
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
*
* @generated NOT
*/
public void removeEmptyFolder(TabFolder folder) {
EList<PageRef> children = folder.getChildren();
// Check if empty
if(children.size() > 0)
return;
PanelParent parent = folder.getParent();
// Forbid removing of the last folder
if(parent instanceof Window)
return;
// Parent is a sash. Ask it to remove the child and itself
((SashPanel)parent).delete(folder);
// adjust current selection if the old folder was the currentSelection
if(getCurrentSelection() == folder) {
setCurrentSelection(lookupFirstFolder());
}
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated NOT
*/
public void removeAllPages() {
// Get a the first window and a folder.
// Clear the folder and set it as the root folder.
// This disguard all other folder and pages ...
Window firstWindow = lookupFirstWindow();
TabFolder folder = lookupFirstFolder();
folder.getChildren().clear();
firstWindow.setPanel(folder);
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated NOT
*/
public void removeOtherPages(Object pageIdentifier) {
// Get a the first window and a folder.
// Clear the folder and set it as the root folder.
// This disguard all other folder and pages ...
Window firstWindow = lookupFirstWindow();
TabFolder folder = lookupFirstFolder();
PageRef page = lookupPage(pageIdentifier);
folder.getChildren().clear();
if( page != null)
{
folder.getChildren().add(page);
}
firstWindow.setPanel(folder);
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
@Override
public NotificationChain eInverseRemove(InternalEObject otherEnd, int featureID, NotificationChain msgs) {
switch (featureID) {
case DiPackage.SASH_MODEL__WINDOWS:
return ((InternalEList<?>)getWindows()).basicRemove(otherEnd, msgs);
}
return super.eInverseRemove(otherEnd, featureID, msgs);
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
@Override
public Object eGet(int featureID, boolean resolve, boolean coreType) {
switch (featureID) {
case DiPackage.SASH_MODEL__WINDOWS:
return getWindows();
case DiPackage.SASH_MODEL__CURRENT_SELECTION:
if (resolve) return getCurrentSelection();
return basicGetCurrentSelection();
}
return super.eGet(featureID, resolve, coreType);
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
@SuppressWarnings("unchecked")
@Override
public void eSet(int featureID, Object newValue) {
switch (featureID) {
case DiPackage.SASH_MODEL__WINDOWS:
getWindows().clear();
getWindows().addAll((Collection<? extends Window>)newValue);
return;
case DiPackage.SASH_MODEL__CURRENT_SELECTION:
setCurrentSelection((TabFolder)newValue);
return;
}
super.eSet(featureID, newValue);
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
@Override
public void eUnset(int featureID) {
switch (featureID) {
case DiPackage.SASH_MODEL__WINDOWS:
getWindows().clear();
return;
case DiPackage.SASH_MODEL__CURRENT_SELECTION:
setCurrentSelection((TabFolder)null);
return;
}
super.eUnset(featureID);
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
@Override
public boolean eIsSet(int featureID) {
switch (featureID) {
case DiPackage.SASH_MODEL__WINDOWS:
return windows != null && !windows.isEmpty();
case DiPackage.SASH_MODEL__CURRENT_SELECTION:
return currentSelection != null;
}
return super.eIsSet(featureID);
}
} //SashModelImpl