| 1 | /******************************************************************************* |
| 2 | * Copyright (c) 2014 Ericsson |
| 3 | * |
| 4 | * All rights reserved. This program and the accompanying materials are |
| 5 | * made available under the terms of the Eclipse Public License v1.0 which |
| 6 | * accompanies this distribution, and is available at |
| 7 | * http://www.eclipse.org/legal/epl-v10.html |
| 8 | * |
| 9 | * Contributors: |
| 10 | * Patrick Tasse - Initial API and implementation |
| 11 | *******************************************************************************/ |
| 12 | |
| 13 | package org.eclipse.linuxtools.tmf.ui.project.wizards; |
| 14 | |
| 15 | import java.lang.reflect.InvocationTargetException; |
| 16 | |
| 17 | import org.eclipse.core.resources.IFolder; |
| 18 | import org.eclipse.core.resources.IResource; |
| 19 | import org.eclipse.core.resources.IWorkspace; |
| 20 | import org.eclipse.core.runtime.CoreException; |
| 21 | import org.eclipse.core.runtime.IProgressMonitor; |
| 22 | import org.eclipse.core.runtime.IStatus; |
| 23 | import org.eclipse.core.runtime.Path; |
| 24 | import org.eclipse.core.runtime.Status; |
| 25 | import org.eclipse.jface.dialogs.IDialogConstants; |
| 26 | import org.eclipse.jface.dialogs.MessageDialog; |
| 27 | import org.eclipse.linuxtools.internal.tmf.ui.Activator; |
| 28 | import org.eclipse.linuxtools.tmf.ui.project.model.TmfTraceFolder; |
| 29 | import org.eclipse.osgi.util.NLS; |
| 30 | import org.eclipse.swt.SWT; |
| 31 | import org.eclipse.swt.graphics.Font; |
| 32 | import org.eclipse.swt.layout.GridData; |
| 33 | import org.eclipse.swt.layout.GridLayout; |
| 34 | import org.eclipse.swt.widgets.Composite; |
| 35 | import org.eclipse.swt.widgets.Control; |
| 36 | import org.eclipse.swt.widgets.Event; |
| 37 | import org.eclipse.swt.widgets.Label; |
| 38 | import org.eclipse.swt.widgets.Listener; |
| 39 | import org.eclipse.swt.widgets.Shell; |
| 40 | import org.eclipse.swt.widgets.Text; |
| 41 | import org.eclipse.ui.PlatformUI; |
| 42 | import org.eclipse.ui.actions.WorkspaceModifyOperation; |
| 43 | import org.eclipse.ui.dialogs.SelectionStatusDialog; |
| 44 | |
| 45 | /** |
| 46 | * Implementation of new folder dialog that creates the folder element. |
| 47 | * @since 3.0 |
| 48 | */ |
| 49 | public class NewFolderDialog extends SelectionStatusDialog { |
| 50 | |
| 51 | // ------------------------------------------------------------------------ |
| 52 | // Members |
| 53 | // ------------------------------------------------------------------------ |
| 54 | |
| 55 | private Text fFolderName; |
| 56 | private final IFolder fParentFolder; |
| 57 | |
| 58 | // ------------------------------------------------------------------------ |
| 59 | // Constructor |
| 60 | // ------------------------------------------------------------------------ |
| 61 | /** |
| 62 | * Constructor |
| 63 | * |
| 64 | * @param shell |
| 65 | * The parent shell |
| 66 | * @param parent |
| 67 | * The parent trace folder |
| 68 | */ |
| 69 | public NewFolderDialog(Shell shell, TmfTraceFolder parent) { |
| 70 | super(shell); |
| 71 | fParentFolder = parent.getResource(); |
| 72 | setTitle(Messages.NewFolderDialog_DialogTitle); |
| 73 | setStatusLineAboveButtons(true); |
| 74 | } |
| 75 | |
| 76 | // ------------------------------------------------------------------------ |
| 77 | // Dialog |
| 78 | // ------------------------------------------------------------------------ |
| 79 | |
| 80 | @Override |
| 81 | protected Control createDialogArea(Composite parent) { |
| 82 | Composite composite = (Composite) super.createDialogArea(parent); |
| 83 | composite.setLayout(new GridLayout()); |
| 84 | composite.setLayoutData(new GridData(GridData.FILL_BOTH)); |
| 85 | |
| 86 | createFolderNameGroup(composite); |
| 87 | return composite; |
| 88 | } |
| 89 | |
| 90 | private void createFolderNameGroup(Composite parent) { |
| 91 | Font font = parent.getFont(); |
| 92 | Composite folderGroup = new Composite(parent, SWT.NONE); |
| 93 | GridLayout layout = new GridLayout(); |
| 94 | layout.numColumns = 2; |
| 95 | folderGroup.setLayout(layout); |
| 96 | folderGroup.setLayoutData(new GridData(GridData.FILL_HORIZONTAL)); |
| 97 | |
| 98 | // New folder label |
| 99 | Label folderLabel = new Label(folderGroup, SWT.NONE); |
| 100 | folderLabel.setFont(font); |
| 101 | folderLabel.setText(Messages.NewFolderDialog_FolderName); |
| 102 | |
| 103 | // New folder name entry field |
| 104 | fFolderName = new Text(folderGroup, SWT.BORDER); |
| 105 | GridData data = new GridData(GridData.FILL_HORIZONTAL); |
| 106 | data.widthHint = IDialogConstants.ENTRY_FIELD_WIDTH; |
| 107 | fFolderName.setLayoutData(data); |
| 108 | fFolderName.setFont(font); |
| 109 | fFolderName.addListener(SWT.Modify, new Listener() { |
| 110 | @Override |
| 111 | public void handleEvent(Event event) { |
| 112 | validateNewFolderName(); |
| 113 | } |
| 114 | }); |
| 115 | } |
| 116 | |
| 117 | private void validateNewFolderName() { |
| 118 | |
| 119 | String name = fFolderName.getText(); |
| 120 | IWorkspace workspace = fParentFolder.getWorkspace(); |
| 121 | IStatus nameStatus = workspace.validateName(name, IResource.FOLDER); |
| 122 | |
| 123 | if ("".equals(name)) { //$NON-NLS-1$ |
| 124 | updateStatus(new Status(IStatus.ERROR, Activator.PLUGIN_ID, IStatus.ERROR, Messages.Dialog_EmptyNameError, null)); |
| 125 | return; |
| 126 | } |
| 127 | |
| 128 | if (!nameStatus.isOK()) { |
| 129 | updateStatus(nameStatus); |
| 130 | return; |
| 131 | } |
| 132 | |
| 133 | if (fParentFolder.findMember(name) != null) { |
| 134 | updateStatus(new Status(IStatus.ERROR, Activator.PLUGIN_ID, IStatus.ERROR, Messages.Dialog_ExistingNameError, null)); |
| 135 | return; |
| 136 | } |
| 137 | |
| 138 | updateStatus(new Status(IStatus.OK, Activator.PLUGIN_ID, "")); //$NON-NLS-1$ |
| 139 | } |
| 140 | |
| 141 | // ------------------------------------------------------------------------ |
| 142 | // SelectionStatusDialog |
| 143 | // ------------------------------------------------------------------------ |
| 144 | |
| 145 | @Override |
| 146 | protected void computeResult() { |
| 147 | } |
| 148 | |
| 149 | @Override |
| 150 | public void create() { |
| 151 | super.create(); |
| 152 | getButton(IDialogConstants.OK_ID).setEnabled(false); |
| 153 | } |
| 154 | |
| 155 | @Override |
| 156 | protected void okPressed() { |
| 157 | IFolder folder = createNewFolder(fFolderName.getText()); |
| 158 | if (folder == null) { |
| 159 | return; |
| 160 | } |
| 161 | setSelectionResult(new IFolder[] { folder }); |
| 162 | super.okPressed(); |
| 163 | } |
| 164 | |
| 165 | private IFolder createNewFolder(String folderName) { |
| 166 | |
| 167 | final IFolder folder = fParentFolder.getFolder(new Path(folderName)); |
| 168 | |
| 169 | WorkspaceModifyOperation operation = new WorkspaceModifyOperation() { |
| 170 | @Override |
| 171 | public void execute(IProgressMonitor monitor) throws CoreException { |
| 172 | try { |
| 173 | monitor.beginTask("", 1000); //$NON-NLS-1$ |
| 174 | folder.create(false, true, monitor); |
| 175 | } finally { |
| 176 | monitor.done(); |
| 177 | } |
| 178 | } |
| 179 | }; |
| 180 | try { |
| 181 | PlatformUI.getWorkbench().getProgressService().busyCursorWhile(operation); |
| 182 | } catch (InterruptedException | RuntimeException exception) { |
| 183 | return null; |
| 184 | } catch (InvocationTargetException exception) { |
| 185 | MessageDialog.openError(getShell(), "", NLS.bind("", exception.getTargetException().getMessage())); //$NON-NLS-1$ //$NON-NLS-2$ |
| 186 | return null; |
| 187 | } |
| 188 | |
| 189 | return folder; |
| 190 | } |
| 191 | |
| 192 | } |