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Diffstat (limited to 'bundles/org.eclipse.compare/plugins/org.eclipse.compare/compare/org/eclipse/compare/EditionSelectionDialog.java')
-rw-r--r-- | bundles/org.eclipse.compare/plugins/org.eclipse.compare/compare/org/eclipse/compare/EditionSelectionDialog.java | 1140 |
1 files changed, 0 insertions, 1140 deletions
diff --git a/bundles/org.eclipse.compare/plugins/org.eclipse.compare/compare/org/eclipse/compare/EditionSelectionDialog.java b/bundles/org.eclipse.compare/plugins/org.eclipse.compare/compare/org/eclipse/compare/EditionSelectionDialog.java deleted file mode 100644 index b2154ad92..000000000 --- a/bundles/org.eclipse.compare/plugins/org.eclipse.compare/compare/org/eclipse/compare/EditionSelectionDialog.java +++ /dev/null @@ -1,1140 +0,0 @@ -/******************************************************************************* - * Copyright (c) 2000, 2004 IBM Corporation and others. - * All rights reserved. This program and the accompanying materials - * are made available under the terms of the Common Public License v1.0 - * which accompanies this distribution, and is available at - * http://www.eclipse.org/legal/cpl-v10.html - * - * Contributors: - * IBM Corporation - initial API and implementation - *******************************************************************************/ -package org.eclipse.compare; - -import java.util.HashMap; -import java.util.ResourceBundle; -import java.util.Date; -import java.util.List; -import java.util.ArrayList; -import java.util.Iterator; -import java.util.HashSet; -import java.util.Calendar; -import java.text.*; - -import org.eclipse.swt.SWT; -import org.eclipse.swt.events.*; -import org.eclipse.swt.graphics.Image; -import org.eclipse.swt.layout.GridData; -import org.eclipse.swt.widgets.Widget; -import org.eclipse.swt.widgets.Control; -import org.eclipse.swt.widgets.Composite; -import org.eclipse.swt.widgets.Tree; -import org.eclipse.swt.widgets.TreeItem; -import org.eclipse.swt.widgets.Shell; -import org.eclipse.swt.widgets.Display; -import org.eclipse.swt.widgets.Table; -import org.eclipse.swt.widgets.TableItem; -import org.eclipse.swt.widgets.Item; -import org.eclipse.swt.widgets.Button; -import org.eclipse.jface.resource.ImageDescriptor; -import org.eclipse.jface.viewers.*; -import org.eclipse.jface.util.Assert; -import org.eclipse.jface.dialogs.*; - -import org.eclipse.core.runtime.CoreException; - -import org.eclipse.compare.internal.*; -import org.eclipse.compare.structuremergeviewer.*; - - -/** - * A dialog where one input element can be compared against - * a list of historic variants (editions) of the same input element. - * The dialog can be used to implement functions like "Compare/Replace with Version" or - * "Compare/Replace from Local History" on workspace resources. - * <p> - * In addition it is possible to specify a subsection of the input element - * (e.g. a method in a Java source file) by means of a "path". - * In this case the dialog compares only the subsection (as specified by the path) - * with the corresponding subsection in the list of editions. - * Only those editions are shown where the subsection differs from the same subsection in - * another edition thereby minimizing the number of presented variants. - * This functionality can be used to implement "Replace from Local History" - * for the Java language. - * <p> - * Subsections of an input element are determined by first finding an - * <code>IStructureCreator</code> for the input's type. - * Then the method <code>locate</code> is used to extract the subsection. - * <p> - * Each edition (variant in the list of variants) must implement the <code>IModificationDate</code> interface - * so that the dialog can sort the editions and present them in a tree structure where every - * node corresponds one day. - * <p> - * The functionality is surfaced in a single function <code>selectEdition</code>. - * <p> - * Clients may instantiate this class; it is not intended to be subclassed. - * </p> - * - * @see IModificationDate - * @see ITypedElement - */ -public class EditionSelectionDialog extends ResizableDialog { - - /** - * An item in an underlying edition. - */ - private static class Pair { - - private ITypedElement fEdition; - private ITypedElement fItem; - private String fContent; - private IStructureCreator fStructureCreator; - private boolean fHasError= false; - - Pair(IStructureCreator structureCreator, ITypedElement edition, ITypedElement item) { - fStructureCreator= structureCreator; - fEdition= edition; - fItem= item; - } - - Pair(IStructureCreator structureCreator, ITypedElement edition) { - this(structureCreator, edition, edition); - } - - ITypedElement getEdition() { - return fEdition; - } - - ITypedElement getItem() { - return fItem; - } - - /* - * The content is lazily loaded - */ - private String getContent() { - if (fContent == null) { - if (fStructureCreator != null) - fContent= fStructureCreator.getContents(fItem, false); - else { - if (fItem instanceof IStreamContentAccessor) { - IStreamContentAccessor sca= (IStreamContentAccessor) fItem; - try { - fContent= Utilities.readString(sca); - } catch (CoreException ex) { - // NeedWork - } - } - } - if (fContent == null) - fContent= ""; //$NON-NLS-1$ - } - return fContent; - } - - public boolean equals(Object other) { - if (other != null && other.getClass() == getClass()) { - if (getContent().equals(((Pair)other).getContent())) - return true; - } - return super.equals(other); - } - } - - // Configuration options - private CompareConfiguration fCompareConfiguration; - private ArrayList fArrayList= new ArrayList(); - /** use a side-by-side compare viewer */ - private boolean fCompare= true; - /** show target on right hand side */ - private boolean fTargetIsRight= false; - /** hide entries which have identical content */ - private boolean fHideIdentical= true; - /** add mode if true, otherwise replace mode */ - private boolean fAddMode= false; - /** compare mode if true, otherwise replace/add mode */ - private boolean fCompareMode= false; - /** perform structure compare on editions */ - private boolean fStructureCompare= false; - /** allow for multiple selection */ - private boolean fMultiSelect= false; - - /** - * Maps from members to their corresponding editions. - * Has only a single entry if dialog is used in "Replace" (and not "Add") mode. - */ - private HashMap fMemberEditions; - /** - * Maps from members to their corresponding selected edition. - */ - private HashMap fMemberSelection; - /** The editions of the current selected member */ - private List fCurrentEditions; - private Thread fThread; - private Pair fTargetPair; - /** The selected edition in the edition viewer */ - private ITypedElement fSelectedItem; - private String fTitleArg; - private Image fTitleImage; - - // SWT controls - private CompareViewerSwitchingPane fContentPane; - private Button fCommitButton; - private Table fMemberTable; - private CompareViewerPane fMemberPane; - private Tree fEditionTree; - private CompareViewerPane fEditionPane; - private Image fDateImage; - private Image fTimeImage; - private CompareViewerSwitchingPane fStructuredComparePane; - - /** - * Creates a new modal, resizable dialog. - * Various titles, icons, and labels are configured from the given resource bundle. - * The following resource keys are used: - * <pre> - * key type description - * title String dialog title - * width Integer initial width of dialog - * height Integer initial height of dialog - * treeTitleFormat MessageFormat pane title for edition tree; arg 0 is the target - * dateIcon String icon for node in edition tree; path relative to plugin - * timeIcon String icon for leaf in edition tree; path relative to plugin - * todayFormat MessageFormat format string if date is todays date; arg 0 is date - * yesterdayFormat MessageFormat format string if date is yesterdays date; arg 0 is date - * dayFormat MessageFormat format string if date is any other date; arg 0 is date - * editionLabel String label for editions side of compare viewer; arg 0 is the date - * targetLabel String label for target side of compare viewer - * buttonLabel String label for OK button; default is IDialogConstants.OK_LABEL - * </pre> - * - * @param parent if not <code>null</code> the new dialog stays on top of this parent shell - * @param bundle <code>ResourceBundle</code> to configure the dialog - */ - public EditionSelectionDialog(Shell parent, ResourceBundle bundle) { - super(parent, bundle); - } - - private CompareConfiguration getCompareConfiguration() { - if (fCompareConfiguration == null) { - fCompareConfiguration= new CompareConfiguration(); - fCompareConfiguration.setLeftEditable(false); - fCompareConfiguration.setRightEditable(false); - } - return fCompareConfiguration; - } - - /** - * Sets an additional and optional argument for the edition pane's title. - * - * @param titleArgument an optional argument for the edition pane's title - * @since 2.0 - */ - public void setEditionTitleArgument(String titleArgument) { - fTitleArg= titleArgument; - } - - /** - * Sets an optional image for the edition pane's title. - * - * @param titleImage an optional image for the edition pane's title - * @since 2.0 - */ - public void setEditionTitleImage(Image titleImage) { - fTitleImage= titleImage; - } - - /** - * Select the previous edition (presenting a UI). - * - * @param target the input object against which the editions are compared; must not be <code>null</code> - * @param inputEditions the list of editions (element type: <code>ITypedElement</code>s) - * @param ppath If <code>null</code> dialog shows full input; if non <code>null</code> it extracts a subsection - * @return returns the selected edition or <code>null</code> if error occurred. - * The returned <code>ITypedElement</code> is one of the original editions - * if <code>path</code> was <code>null</code>; otherwise - * it is an <code>ITypedElement</code> returned from <code>IStructureCreator.locate(path, item)</code> - * @since 2.0 - */ - public ITypedElement selectPreviousEdition(final ITypedElement target, ITypedElement[] inputEditions, Object ppath) { - Assert.isNotNull(target); - fTargetPair= new Pair(null, target); - - // sort input editions - final int count= inputEditions.length; - final IModificationDate[] editions= new IModificationDate[count]; - for (int i= 0; i < count; i++) - editions[i]= (IModificationDate) inputEditions[i]; - if (count > 1) - internalSort(editions, 0, count-1); - - // find StructureCreator if ppath is not null - IStructureCreator structureCreator= null; - if (ppath != null) { - String type= target.getType(); - StructureCreatorDescriptor scd= CompareUIPlugin.getDefault().getStructureCreator(type); - if (scd != null) - structureCreator= scd.createStructureCreator(); - } - - if (fAddMode) { - // does not work in add mode - return null; - } - - if (structureCreator != null) { - Pair pair= createPair(structureCreator, ppath, target); - if (pair != null) - fTargetPair= pair; - else - ppath= null; // couldn't extract item because of error - } - - // from front (newest) to back (oldest) - for (int i= 0; i < count; i++) { - - ITypedElement edition= (ITypedElement) editions[i]; - Pair pair= null; - - if (structureCreator != null && ppath != null) { - // extract sub element from edition - pair= createPair(structureCreator, ppath, edition); - } else { - pair= new Pair(null, edition); - } - - if (pair != null && pair.fHasError) - return null; - - if (pair != null && !fTargetPair.equals(pair)) { - return pair.fItem; - } - } - - // nothing found - return null; - } - - /** - * Presents this modal dialog with the functionality described in the class comment above. - * - * @param target the input object against which the editions are compared; must not be <code>null</code> - * @param inputEditions the list of editions (element type: <code>ITypedElement</code>s) - * @param ppath If <code>null</code> dialog shows full input; if non <code>null</code> it extracts a subsection - * @return returns the selected edition or <code>null</code> if dialog was cancelled. - * The returned <code>ITypedElement</code> is one of the original editions - * if <code>path</code> was <code>null</code>; otherwise - * it is an <code>ITypedElement</code> returned from <code>IStructureCreator.locate(path, item)</code> - */ - public ITypedElement selectEdition(final ITypedElement target, ITypedElement[] inputEditions, Object ppath) { - - Assert.isNotNull(target); - fTargetPair= new Pair(null, target); - - // sort input editions - final int count= inputEditions.length; - final IModificationDate[] editions= new IModificationDate[count]; - for (int i= 0; i < count; i++) - editions[i]= (IModificationDate) inputEditions[i]; - if (count > 1) - internalSort(editions, 0, count-1); - - // find StructureCreator if ppath is not null - IStructureCreator structureCreator= null; - if (ppath != null) { - String type= target.getType(); - StructureCreatorDescriptor scd= CompareUIPlugin.getDefault().getStructureCreator(type); - if (scd != null) - structureCreator= scd.createStructureCreator(); - } - - if (!fAddMode) { - // replace mode - - if (structureCreator != null) { - Pair pair= createPair(structureCreator, ppath, target); - if (pair != null) - fTargetPair= pair; - else - ppath= null; // couldn't extract item because of error - } - - // set the left and right labels for the compare viewer - String targetLabel= getTargetLabel(target, fTargetPair.getItem()); - if (fTargetIsRight) - getCompareConfiguration().setRightLabel(targetLabel); - else - getCompareConfiguration().setLeftLabel(targetLabel); - - if (structureCreator != null && ppath != null) { // extract sub element - - final IStructureCreator sc= structureCreator; - final Object path= ppath; - - // construct the comparer thread - // and perform the background extract - fThread= new Thread() { - public void run() { - - // from front (newest) to back (oldest) - for (int i= 0; i < count; i++) { - - if (fEditionTree == null || fEditionTree.isDisposed()) - break; - ITypedElement edition= (ITypedElement) editions[i]; - - // extract sub element from edition - Pair pair= createPair(sc, path, edition); - if (pair != null) - sendPair(pair); - } - sendPair(null); - } - }; - } else { - // create tree widget - create(); - - // from front (newest) to back (oldest) - for (int i= 0; i < count; i++) - addMemberEdition(new Pair(null, (ITypedElement) editions[i])); - } - - } else { - // add mode - final Object container= ppath; - Assert.isNotNull(container); - - if (structureCreator == null) - return null; // error - - // extract all elements of container - final HashSet current= new HashSet(); - IStructureComparator sco= structureCreator.locate(container, target); - if (sco != null) { - Object[] children= sco.getChildren(); - if (children != null) - for (int i= 0; i < children.length; i++) - current.add(children[i]); - } - - final IStructureCreator sc= structureCreator; - - // construct the comparer thread - // and perform the background extract - fThread= new Thread() { - public void run() { - - // from front (newest) to back (oldest) - for (int i= 0; i < count; i++) { - - if (fEditionTree == null || fEditionTree.isDisposed()) - break; - ITypedElement edition= (ITypedElement) editions[i]; - - IStructureComparator sco2= sc.locate(container, edition); - if (sco2 != null) { - Object[] children= sco2.getChildren(); - if (children != null) { - for (int i2= 0; i2 < children.length; i2++) { - ITypedElement child= (ITypedElement) children[i2]; - if (!current.contains(child)) - sendPair(new Pair(sc, edition, child)); - } - } - } - } - sendPair(null); - } - }; - } - - open(); - - if (getReturnCode() == OK) - return fSelectedItem; - return null; - } - - private Pair createPair(IStructureCreator sc, Object path, ITypedElement input) { - IStructureComparator scmp= sc.locate(path, input); - if (scmp == null && sc.getStructure(input) == null) { // parse error - Pair p= new Pair(sc, input); - p.fHasError= true; - return p; - } - if (scmp instanceof ITypedElement) - return new Pair(sc, input, (ITypedElement) scmp); - return null; - } - - /** - * Controls whether identical entries are shown or not (default). - * This method must be called before <code>selectEdition</code>. - * - * @param hide if true identical entries are hidden; otherwise they are shown. - * @since 2.0 - */ - public void setHideIdenticalEntries(boolean hide) { - fHideIdentical= hide; - } - - /** - * Controls whether workspace target is on the left (the default) or right hand side. - * - * @param isRight if true target is shown on right hand side. - * @since 2.0 - */ - public void setTargetIsRight(boolean isRight) { - fTargetIsRight= isRight; - } - - /** - * Controls whether the <code>EditionSelectionDialog</code> is in 'add' mode - * or 'replace' mode (the default). - * - * @param addMode if true dialog is in 'add' mode. - * @since 2.0 - */ - public void setAddMode(boolean addMode) { - fAddMode= addMode; - fMultiSelect= addMode; - } - - /** - * Controls whether the <code>EditionSelectionDialog</code> is in 'compare' mode - * or 'add/replace' (the default) mode. - * - * @param compareMode if true dialog is in 'add' mode. - * @since 2.0 - */ - public void setCompareMode(boolean compareMode) { - fCompareMode= compareMode; - fStructureCompare= fCompareMode && !fAddMode; - } - - /** - * Returns the input target that has been specified with the most recent call - * to <code>selectEdition</code>. If a not <code>null</code> path was specified this method - * returns a subsection of this target (<code>IStructureCreator.locate(path, target)</code>) - * instead of the input target. - * <p> - * For example if the <code>target</code> is a Java compilation unit and <code>path</code> specifies - * a method, the value returned from <code>getTarget</code> will be the method not the compilation unit. - * - * @return the last specified target or a subsection thereof. - */ - public ITypedElement getTarget() { - return fTargetPair.getItem(); - } - - /** - * Returns the editions that have been selected with the most - * recent call to <code>selectEdition</code>. - * - * @return the selected editions as an array. - * @since 2.1 - */ - public ITypedElement[] getSelection() { - ArrayList result= new ArrayList(); - if (fMemberSelection != null) { - Iterator iter= fArrayList.iterator(); - for (int i= 0; iter.hasNext(); i++) { - Object edition= iter.next(); - Object item= fMemberSelection.get(edition); - if (item != null) - result.add(item); - } - } else if (fSelectedItem != null) - result.add(fSelectedItem); - return (ITypedElement[]) result.toArray(new ITypedElement[result.size()]); - } - - /** - * Returns a label for identifying the target side of a compare viewer. - * This implementation extracts the value for the key "targetLabel" from the resource bundle - * and passes it as the format argument to <code>MessageFormat.format</code>. - * The single format argument for <code>MessageFormat.format</code> ("{0}" in the format string) - * is the name of the given input element. - * <p> - * Subclasses may override to create their own label. - * </p> - * - * @param target the target element for which a label must be returned - * @param item if a path has been specified in <code>selectEdition</code> a sub element of the given target; otherwise the same as target - * @return a label the target side of a compare viewer - */ - protected String getTargetLabel(ITypedElement target, ITypedElement item) { - String format= null; - if (target instanceof ResourceNode) - format= Utilities.getString(fBundle, "workspaceTargetLabel", null); //$NON-NLS-1$ - if (format == null) - format= Utilities.getString(fBundle, "targetLabel"); //$NON-NLS-1$ - if (format == null) - format= "x{0}"; //$NON-NLS-1$ - - return MessageFormat.format(format, new Object[] { target.getName() }); - } - - /** - * Returns a label for identifying the edition side of a compare viewer. - * This implementation extracts the value for the key "editionLabel" from the resource bundle - * and passes it as the format argument to <code>MessageFormat.format</code>. - * The single format argument for <code>MessageFormat.format</code> ("{0}" in the format string) - * is the formatted modification date of the given input element. - * <p> - * Subclasses may override to create their own label. - * </p> - * - * @param selectedEdition the selected edition for which a label must be returned - * @param item if a path has been specified in <code>selectEdition</code> a sub element of the given selectedEdition; otherwise the same as selectedEdition - * @return a label for the edition side of a compare viewer - */ - protected String getEditionLabel(ITypedElement selectedEdition, ITypedElement item) { - String format= null; - if (selectedEdition instanceof ResourceNode) - format= Utilities.getString(fBundle, "workspaceEditionLabel", null); //$NON-NLS-1$ - else if (selectedEdition instanceof HistoryItem) - format= Utilities.getString(fBundle, "historyEditionLabel", null); //$NON-NLS-1$ - if (format == null) - format= Utilities.getString(fBundle, "editionLabel"); //$NON-NLS-1$ - if (format == null) - format= "x{0}"; //$NON-NLS-1$ - - - String date= ""; //$NON-NLS-1$ - if (selectedEdition instanceof IModificationDate) { - long modDate= ((IModificationDate)selectedEdition).getModificationDate(); - date= DateFormat.getDateTimeInstance().format(new Date(modDate)); - } - - return MessageFormat.format(format, new Object[] { date }); - } - - /** - * Returns a label for identifying a node in the edition tree viewer. - * This implementation extracts the value for the key "workspaceTreeFormat" or - * "treeFormat" (in that order) from the resource bundle - * and passes it as the format argument to <code>MessageFormat.format</code>. - * The single format argument for <code>MessageFormat.format</code> ("{0}" in the format string) - * is the formatted modification date of the given input element. - * <p> - * Subclasses may override to create their own label. - * </p> - * - * @param edition the edition for which a label must be returned - * @param item if a path has been specified in <code>edition</code> a sub element of the given edition; otherwise the same as edition - * @param date this date will be returned as part of the formatted string - * @return a label of a node in the edition tree viewer - * @since 2.0 - */ - protected String getShortEditionLabel(ITypedElement edition, ITypedElement item, Date date) { - String format= null; - if (edition instanceof ResourceNode) - format= Utilities.getString(fBundle, "workspaceTreeFormat", null); //$NON-NLS-1$ - if (format == null) - format= Utilities.getString(fBundle, "treeFormat", null); //$NON-NLS-1$ - if (format == null) - format= "x{0}"; //$NON-NLS-1$ - - String ds= DateFormat.getTimeInstance().format(date); - return MessageFormat.format(format, new Object[] { ds }); - } - - /** - * Returns an image for identifying the edition side of a compare viewer. - * This implementation extracts the value for the key "editionLabel" from the resource bundle - * and passes it as the format argument to <code>MessageFormat.format</code>. - * The single format argument for <code>MessageFormat.format</code> ("{0}" in the format string) - * is the formatted modification date of the given input element. - * <p> - * Subclasses may override to create their own label. - * </p> - * - * @param selectedEdition the selected edition for which a label must be returned - * @param item if a path has been specified in <code>selectEdition</code> a sub element of the given selectedEdition; otherwise the same as selectedEdition - * @return a label the edition side of a compare viewer - * @since 2.0 - */ - protected Image getEditionImage(ITypedElement selectedEdition, ITypedElement item) { - if (selectedEdition instanceof ResourceNode) - return selectedEdition.getImage(); - if (selectedEdition instanceof HistoryItem) { - if (fTimeImage == null) { - String iconName= Utilities.getString(fBundle, "timeIcon", "obj16/resource_obj.gif"); //$NON-NLS-1$ //$NON-NLS-2$ - ImageDescriptor id= CompareUIPlugin.getImageDescriptor(iconName); - if (id != null) - fTimeImage= id.createImage(); - } - return fTimeImage; - } - return null; - } - - /* (non Javadoc) - * Creates SWT control tree. - */ - protected synchronized Control createDialogArea(Composite parent2) { - - Composite parent= (Composite) super.createDialogArea(parent2); - - getShell().setText(Utilities.getString(fBundle, "title")); //$NON-NLS-1$ - - Splitter vsplitter= new Splitter(parent, SWT.VERTICAL); - vsplitter.setLayoutData(new GridData(GridData.HORIZONTAL_ALIGN_FILL | GridData.GRAB_HORIZONTAL - | GridData.VERTICAL_ALIGN_FILL | GridData.GRAB_VERTICAL)); - - vsplitter.addDisposeListener( - new DisposeListener() { - public void widgetDisposed(DisposeEvent e) { - if (fCompareConfiguration != null) { - fCompareConfiguration.dispose(); - fCompareConfiguration= null; - } - if (fDateImage != null) { - fDateImage.dispose(); - fDateImage= null; - } - if (fTimeImage != null) { - fTimeImage.dispose(); - fTimeImage= null; - } - } - } - ); - - if (fAddMode) { - // we need two panes: the left for the elements, the right one for the editions - Splitter hsplitter= new Splitter(vsplitter, SWT.HORIZONTAL); - - fMemberPane= new CompareViewerPane(hsplitter, SWT.BORDER | SWT.FLAT); - fMemberPane.setText(Utilities.getString(fBundle, "memberPaneTitle")); //$NON-NLS-1$ - - int flags= SWT.H_SCROLL + SWT.V_SCROLL; - if (fMultiSelect) - flags|= SWT.CHECK; - fMemberTable= new Table(fMemberPane, flags); - fMemberTable.addSelectionListener( - new SelectionAdapter() { - public void widgetSelected(SelectionEvent e) { - if (e.detail == SWT.CHECK) { - if (e.item instanceof TableItem) { - TableItem ti= (TableItem) e.item; - Object data= ti.getData(); - if (ti.getChecked()) - fArrayList.add(data); - else - fArrayList.remove(data); - - if (fCommitButton != null) - fCommitButton.setEnabled(fArrayList.size() > 0); - - fMemberTable.setSelection(new TableItem[] { ti }); - } - } - handleMemberSelect(e.item); - } - } - ); - fMemberPane.setContent(fMemberTable); - fMemberTable.setFocus(); - - fEditionPane= new CompareViewerPane(hsplitter, SWT.BORDER | SWT.FLAT); - } else { - if (fStructureCompare) { - // we need two panes: the left for the elements, the right one for the structured diff - Splitter hsplitter= new Splitter(vsplitter, SWT.HORIZONTAL); - - fEditionPane= new CompareViewerPane(hsplitter, SWT.BORDER | SWT.FLAT); - fStructuredComparePane= new CompareViewerSwitchingPane(hsplitter, SWT.BORDER | SWT.FLAT, true) { - protected Viewer getViewer(Viewer oldViewer, Object input) { - if (input instanceof ICompareInput) - return CompareUI.findStructureViewer(oldViewer, (ICompareInput)input, this, getCompareConfiguration()); - return null; - } - }; - fStructuredComparePane.addSelectionChangedListener( - new ISelectionChangedListener() { - public void selectionChanged(SelectionChangedEvent e) { - feedInput2(e.getSelection()); - } - } - ); - } else { - // only a single pane showing the editions - fEditionPane= new CompareViewerPane(vsplitter, SWT.BORDER | SWT.FLAT); - } - if (fTitleArg == null) - fTitleArg= fTargetPair.getItem().getName(); - String titleFormat= Utilities.getString(fBundle, "treeTitleFormat"); //$NON-NLS-1$ - String title= MessageFormat.format(titleFormat, new String[] { fTitleArg }); - fEditionPane.setText(title); - if (fTitleImage != null) - fEditionPane.setImage(fTitleImage); - } - - fEditionTree= new Tree(fEditionPane, SWT.H_SCROLL + SWT.V_SCROLL); - fEditionTree.addSelectionListener( - new SelectionAdapter() { -// public void widgetDefaultSelected(SelectionEvent e) { -// handleDefaultSelected(); -// } - public void widgetSelected(SelectionEvent e) { - feedInput(e.item); - } - } - ); - fEditionPane.setContent(fEditionTree); - - // now start the thread (and forget about it) - if (fThread != null) { - fThread.start(); - fThread= null; - } - - fContentPane= new CompareViewerSwitchingPane(vsplitter, SWT.BORDER | SWT.FLAT) { - protected Viewer getViewer(Viewer oldViewer, Object input) { - return CompareUI.findContentViewer(oldViewer, input, this, getCompareConfiguration()); - } - }; - vsplitter.setWeights(new int[] { 30, 70 }); - - applyDialogFont(parent); - return parent; - } - - /* (non-Javadoc) - * Method declared on Dialog. - */ - protected void createButtonsForButtonBar(Composite parent) { - String buttonLabel= Utilities.getString(fBundle, "buttonLabel", IDialogConstants.OK_LABEL); //$NON-NLS-1$ - if (fCompareMode) { - // only a 'Done' button - createButton(parent, IDialogConstants.CANCEL_ID, buttonLabel, false); - } else { - // a 'Cancel' and a 'Add/Replace' button - fCommitButton= createButton(parent, IDialogConstants.OK_ID, buttonLabel, true); - fCommitButton.setEnabled(false); - createButton(parent, IDialogConstants.CANCEL_ID, IDialogConstants.CANCEL_LABEL, false); - } - } - - /** - * Overidden to disable dismiss on double click in compare mode. - * @since 2.0 - */ - protected void okPressed() { - if (fCompareMode) { - // don't dismiss dialog - } else - super.okPressed(); - } - - //---- private stuff ---------------------------------------------------------------------------------------- - - /* - * Asynchroneously sends a Pair (or null) to the UI thread. - */ - private void sendPair(final Pair pair) { - if (fEditionTree != null && !fEditionTree.isDisposed()) { - Display display= fEditionTree.getDisplay(); - display.asyncExec( - new Runnable() { - public void run() { - addMemberEdition(pair); - } - } - ); - } - } - - private static void internalSort(IModificationDate[] keys, int left, int right) { - - int original_left= left; - int original_right= right; - - IModificationDate mid= keys[(left + right) / 2]; - do { - while (keys[left].getModificationDate() > mid.getModificationDate()) - left++; - - while (mid.getModificationDate() > keys[right].getModificationDate()) - right--; - - if (left <= right) { - IModificationDate tmp= keys[left]; - keys[left]= keys[right]; - keys[right]= tmp; - left++; - right--; - } - } while (left <= right); - - if (original_left < right) - internalSort(keys, original_left, right); - - if (left < original_right) - internalSort(keys, left, original_right); - } - - /* - * Adds the given Pair to the member editions. - * If HIDE_IDENTICAL is true the new Pair is only added if its contents - * is different from the preceeding Pair. - * If the argument is <code>null</code> the message "No Editions found" is shown - * in the member or edition viewer. - */ - private void addMemberEdition(Pair pair) { - - if (pair == null) { // end of list of pairs - if (fMemberTable != null) { - if (!fMemberTable.isDisposed() && fMemberTable.getItemCount() == 0) { - if (fMultiSelect) { - fMemberTable.dispose(); - fMemberTable= new Table(fMemberPane, SWT.NONE); - fMemberPane.setContent(fMemberTable); - } - TableItem ti= new TableItem(fMemberTable, SWT.NONE); - ti.setText(Utilities.getString(fBundle, "noAdditionalMembersMessage")); //$NON-NLS-1$ - } - return; - } - if (fEditionTree != null && !fEditionTree.isDisposed() && fEditionTree.getItemCount() == 0) { - TreeItem ti= new TreeItem(fEditionTree, SWT.NONE); - ti.setText(Utilities.getString(fBundle, "notFoundInLocalHistoryMessage")); //$NON-NLS-1$ - } - return; - } - - if (fMemberEditions == null) - fMemberEditions= new HashMap(); - if (fMultiSelect && fMemberSelection == null) - fMemberSelection= new HashMap(); - - ITypedElement item= pair.getItem(); - List editions= (List) fMemberEditions.get(item); - if (editions == null) { - editions= new ArrayList(); - fMemberEditions.put(item, editions); - if (fMemberTable != null && !fMemberTable.isDisposed()) { - ITypedElement te= item; - String name= te.getName(); - - // find position - TableItem[] items= fMemberTable.getItems(); - int where= items.length; - for (int i= 0; i < where; i++) { - String n= items[i].getText(); - if (n.compareTo(name) > 0) { - where= i; - break; - } - } - - TableItem ti= new TableItem(fMemberTable, where, SWT.NULL); - ti.setImage(te.getImage()); - ti.setText(name); - ti.setData(editions); - } - } - if (fHideIdentical) { - Pair last= fTargetPair; - int size= editions.size(); - if (size > 0) - last= (Pair) editions.get(size-1); - if (last != null && last.equals(pair)) - return; // don't add since the new one is equal to old - } - editions.add(pair); - - if (!fAddMode || editions == fCurrentEditions) - addEdition(pair); - } - - /* - * Returns the number of s since Jan 1st, 1970. - * The given date is converted to GMT and daylight saving is taken into account too. - */ - private long dayNumber(long date) { - int ONE_DAY_MS= 24*60*60 * 1000; // one day in milli seconds - - Calendar calendar= Calendar.getInstance(); - long localTimeOffset= calendar.get(Calendar.ZONE_OFFSET) + calendar.get(Calendar.DST_OFFSET); - - return (date + localTimeOffset) / ONE_DAY_MS; - } - - /* - * Adds the given Pair to the edition tree. - * It takes care of creating tree nodes for different dates. - */ - private void addEdition(Pair pair) { - if (fEditionTree == null || fEditionTree.isDisposed()) - return; - - // find last day - TreeItem[] days= fEditionTree.getItems(); - TreeItem lastDay= null; - if (days.length > 0) - lastDay= days[days.length-1]; - - boolean first= lastDay == null; - - ITypedElement edition= pair.getEdition(); - ITypedElement item= pair.getItem(); - - long ldate= ((IModificationDate)edition).getModificationDate(); - long day= dayNumber(ldate); - Date date= new Date(ldate); - if (lastDay == null || day != dayNumber(((Date)lastDay.getData()).getTime())) { - lastDay= new TreeItem(fEditionTree, SWT.NONE); - if (fDateImage == null) { - String iconName= Utilities.getString(fBundle, "dateIcon", "obj16/day_obj.gif"); //$NON-NLS-2$ //$NON-NLS-1$ - ImageDescriptor id= CompareUIPlugin.getImageDescriptor(iconName); - if (id != null) - fDateImage= id.createImage(); - } - lastDay.setImage(fDateImage); - String df= DateFormat.getDateInstance().format(date); - long today= dayNumber(System.currentTimeMillis()); - - String formatKey; - if (day == today) - formatKey= "todayFormat"; //$NON-NLS-1$ - else if (day == today-1) - formatKey= "yesterdayFormat"; //$NON-NLS-1$ - else - formatKey= "dayFormat"; //$NON-NLS-1$ - String pattern= Utilities.getString(fBundle, formatKey); - if (pattern != null) - df= MessageFormat.format(pattern, new String[] { df }); - lastDay.setText(df); - lastDay.setData(date); - } - TreeItem ti= new TreeItem(lastDay, SWT.NONE); - ti.setImage(getEditionImage(edition, item)); - - String s= getShortEditionLabel(edition, item, date); - if (pair.fHasError) { - String pattern= Utilities.getString(fBundle, "parseErrorFormat"); //$NON-NLS-1$ - s= MessageFormat.format(pattern, new String[] { s } ); - } - ti.setText(s); - - ti.setData(pair); - - // determine selected TreeItem - TreeItem selection= first ? ti : null; - if (fMemberSelection != null) { - Object selected= fMemberSelection.get(fCurrentEditions); - if (selected != null) { - if (selected == pair.getItem()) - selection= ti; - else - selection= null; - } - } - if (selection != null) { - fEditionTree.setSelection(new TreeItem[] { selection }); - if (!fAddMode) - fEditionTree.setFocus(); - feedInput(selection); - } - - if (first) // expand first node - lastDay.setExpanded(true); - } - - /* - * Feeds selection from member viewer to edition viewer. - */ - private void handleMemberSelect(Widget w) { - Object data= w.getData(); - if (data instanceof List) { - List editions= (List) data; - if (editions != fCurrentEditions) { - fCurrentEditions= editions; - fEditionTree.removeAll(); - - String pattern= Utilities.getString(fBundle, "treeTitleFormat"); //$NON-NLS-1$ - String title= MessageFormat.format(pattern, new Object[] { ((Item)w).getText() }); - fEditionPane.setText(title); - - Iterator iter= editions.iterator(); - while (iter.hasNext()) { - Object item= iter.next(); - if (item instanceof Pair) - addEdition((Pair) item); - } - } - } - } - - private void setInput(Object input) { - if (!fCompare && input instanceof ICompareInput) { - ICompareInput ci= (ICompareInput) input; - if (fTargetIsRight) - input= ci.getLeft(); - else - input= ci.getRight(); - } - fContentPane.setInput(input); - if (fStructuredComparePane != null) - fStructuredComparePane.setInput(input); - } - - /* - * Feeds selection from edition viewer to content (and structure) viewer. - */ - private void feedInput(Widget w) { - Object input= w.getData(); - boolean isOK= false; - if (input instanceof Pair) { - Pair pair= (Pair) input; - fSelectedItem= pair.getItem(); - isOK= !pair.fHasError; - - ITypedElement edition= pair.getEdition(); - String editionLabel= getEditionLabel(edition, fSelectedItem); - Image editionImage= getEditionImage(edition, fSelectedItem); - - if (fAddMode) { - if (fMemberSelection != null) - fMemberSelection.put(fCurrentEditions, fSelectedItem); - setInput(fSelectedItem); - fContentPane.setText(editionLabel); - fContentPane.setImage(editionImage); - } else { - getCompareConfiguration(); - if (fTargetIsRight) { - fCompareConfiguration.setLeftLabel(editionLabel); - fCompareConfiguration.setLeftImage(editionImage); - setInput(new DiffNode(fSelectedItem, fTargetPair.getItem())); - } else { - fCompareConfiguration.setRightLabel(editionLabel); - fCompareConfiguration.setRightImage(editionImage); - setInput(new DiffNode(fTargetPair.getItem(), fSelectedItem)); - } - } - } else { - fSelectedItem= null; - setInput(null); - } - if (fCommitButton != null) { - if (fMultiSelect) - fCommitButton.setEnabled(isOK && fSelectedItem != null && fArrayList.size() > 0); - else - fCommitButton.setEnabled(isOK && fSelectedItem != null && fTargetPair.getItem() != fSelectedItem); - } - } - - /* - * Feeds selection from structure viewer to content viewer. - */ - private void feedInput2(ISelection sel) { - if (sel instanceof IStructuredSelection) { - IStructuredSelection ss= (IStructuredSelection) sel; - if (ss.size() == 1) - fContentPane.setInput(ss.getFirstElement()); - } - } -} |