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   1 /*******************************************************************************
   2  * Copyright (c) 2000, 2003 IBM Corporation and others.
   3  * All rights reserved. This program and the accompanying materials
   4  * are made available under the terms of the Common Public License v1.0
   5  * which accompanies this distribution, and is available at
   6  * http://www.eclipse.org/legal/cpl-v10.html
   7  *
   8  * Contributors:
   9  *     IBM Corporation - initial API and implementation
  10  *******************************************************************************/
  11 package net.sourceforge.phpdt.internal.ui.preferences;
  12
  13 import java.util.ArrayList;
  14 import java.util.List;
  15
  16 import org.eclipse.core.runtime.IStatus;
  17
  18 import org.eclipse.swt.SWT;
  19 import org.eclipse.swt.graphics.Image;
  20 import org.eclipse.swt.layout.GridData;
  21 import org.eclipse.swt.layout.GridLayout;
  22 import org.eclipse.swt.widgets.Composite;
  23 import org.eclipse.swt.widgets.Control;
  24
  25 import org.eclipse.jface.viewers.ITableLabelProvider;
  26 import org.eclipse.jface.viewers.LabelProvider;
  27 import org.eclipse.jface.window.Window;
  28
  29 import net.sourceforge.phpdt.core.IJavaProject;
  30 import net.sourceforge.phpdt.core.JavaCore;
  31
  32 import net.sourceforge.phpdt.internal.ui.dialogs.StatusInfo;
  33 import net.sourceforge.phpdt.internal.ui.wizards.IStatusChangeListener;
  34 import net.sourceforge.phpdt.internal.ui.wizards.dialogfields.DialogField;
  35 import net.sourceforge.phpdt.internal.ui.wizards.dialogfields.IDialogFieldListener;
  36 import net.sourceforge.phpdt.internal.ui.wizards.dialogfields.IListAdapter;
  37 import net.sourceforge.phpdt.internal.ui.wizards.dialogfields.LayoutUtil;
  38 import net.sourceforge.phpdt.internal.ui.wizards.dialogfields.ListDialogField;
  39
  40 /**
  41   */
  42 public class TodoTaskConfigurationBlock extends OptionsConfigurationBlock {
  43
  44         private static final String PREF_COMPILER_TASK_TAGS= JavaCore.COMPILER_TASK_TAGS;
  45         private static final String PREF_COMPILER_TASK_PRIORITIES= JavaCore.COMPILER_TASK_PRIORITIES;
  46
  47         private static final String PRIORITY_HIGH= JavaCore.COMPILER_TASK_PRIORITY_HIGH;
  48         private static final String PRIORITY_NORMAL= JavaCore.COMPILER_TASK_PRIORITY_NORMAL;
  49         private static final String PRIORITY_LOW= JavaCore.COMPILER_TASK_PRIORITY_LOW;
  50
  51         public static class TodoTask {
  52                 public String name;
  53                 public String priority;
  54         }
  55
  56         private static class TodoTaskLabelProvider extends LabelProvider implements ITableLabelProvider {
  57
  58                 /* (non-Javadoc)
  59                  * @see org.eclipse.jface.viewers.ILabelProvider#getImage(java.lang.Object)
  60                  */
  61                 public Image getImage(Object element) {
  62                         return null; // JavaPluginImages.get(JavaPluginImages.IMG_OBJS_REFACTORING_INFO);
  63                 }
  64
  65                 /* (non-Javadoc)
  66                  * @see org.eclipse.jface.viewers.ILabelProvider#getText(java.lang.Object)
  67                  */
  68                 public String getText(Object element) {
  69                         return getColumnText(element, 0);
  70                 }
  71
  72                 /* (non-Javadoc)
  73                  * @see org.eclipse.jface.viewers.ITableLabelProvider#getColumnImage(java.lang.Object, int)
  74                  */
  75                 public Image getColumnImage(Object element, int columnIndex) {
  76                         return null;
  77                 }
  78                 /* (non-Javadoc)
  79                  * @see org.eclipse.jface.viewers.ITableLabelProvider#getColumnText(java.lang.Object, int)
  80                  */
  81                 public String getColumnText(Object element, int columnIndex) {
  82                         TodoTask task= (TodoTask) element;
  83                         if (columnIndex == 0) {
  84                                 return task.name;
  85                         } else {
  86                                 if (PRIORITY_HIGH.equals(task.priority)) {
  87                                         return PreferencesMessages.getString("TodoTaskConfigurationBlock.markers.tasks.high.priority"); //$NON-NLS-1$
  88                                 } else if (PRIORITY_NORMAL.equals(task.priority)) {
  89                                         return PreferencesMessages.getString("TodoTaskConfigurationBlock.markers.tasks.normal.priority"); //$NON-NLS-1$
  90                                 } else if (PRIORITY_LOW.equals(task.priority)) {
  91                                         return PreferencesMessages.getString("TodoTaskConfigurationBlock.markers.tasks.low.priority"); //$NON-NLS-1$
  92                                 }
  93                                 return ""; //$NON-NLS-1$
  94                         }
  95                 }
  96
  97         }
  98
  99         private static final int IDX_ADD= 0;
 100         private static final int IDX_EDIT= 1;
 101         private static final int IDX_REMOVE= 2;
 102
 103         private IStatus fTaskTagsStatus;
 104         private ListDialogField fTodoTasksList;
 105
 106         public TodoTaskConfigurationBlock(IStatusChangeListener context, IJavaProject project) {
 107                 super(context, project, getKeys());
 108
 109                 TaskTagAdapter adapter=  new TaskTagAdapter();
 110                 String[] buttons= new String[] {
 111                         /* 0 */ PreferencesMessages.getString("TodoTaskConfigurationBlock.markers.tasks.add.button"), //$NON-NLS-1$
 112                         /* 1 */ PreferencesMessages.getString("TodoTaskConfigurationBlock.markers.tasks.edit.button"), //$NON-NLS-1$
 113                         /* 2 */ PreferencesMessages.getString("TodoTaskConfigurationBlock.markers.tasks.remove.button"), //$NON-NLS-1$
 114
 115                 };
 116                 fTodoTasksList= new ListDialogField(adapter, buttons, new TodoTaskLabelProvider());
 117                 fTodoTasksList.setDialogFieldListener(adapter);
 118                 fTodoTasksList.setLabelText(PreferencesMessages.getString("TodoTaskConfigurationBlock.markers.tasks.label")); //$NON-NLS-1$
 119                 fTodoTasksList.setRemoveButtonIndex(IDX_REMOVE);
 120
 121                 String[] columnsHeaders= new String[] {
 122                         PreferencesMessages.getString("TodoTaskConfigurationBlock.markers.tasks.name.column"), //$NON-NLS-1$
 123                         PreferencesMessages.getString("TodoTaskConfigurationBlock.markers.tasks.priority.column"), //$NON-NLS-1$
 124                 };
 125
 126                 fTodoTasksList.setTableColumns(new ListDialogField.ColumnsDescription(columnsHeaders, true));
 127                 unpackTodoTasks();
 128                 if (fTodoTasksList.getSize() > 0) {
 129                         fTodoTasksList.selectFirstElement();
 130                 } else {
 131                         fTodoTasksList.enableButton(IDX_EDIT, false);
 132                 }
 133
 134                 fTaskTagsStatus= new StatusInfo();
 135         }
 136
 137         private final static String[] getKeys() {
 138                 return new String[] {
 139                         PREF_COMPILER_TASK_TAGS, PREF_COMPILER_TASK_PRIORITIES
 140                 };
 141         }
 142
 143         public class TaskTagAdapter implements IListAdapter, IDialogFieldListener {
 144
 145                 private boolean canEdit(ListDialogField field) {
 146                         return field.getSelectedElements().size() == 1;
 147                 }
 148
 149                 public void customButtonPressed(ListDialogField field, int index) {
 150                         doTodoButtonPressed(index);
 151                 }
 152
 153                 public void selectionChanged(ListDialogField field) {
 154                         field.enableButton(IDX_EDIT, canEdit(field));
 155                 }
 156
 157                 public void doubleClicked(ListDialogField field) {
 158                         if (canEdit(field)) {
 159                                 doTodoButtonPressed(IDX_EDIT);
 160                         }
 161                 }
 162
 163                 public void dialogFieldChanged(DialogField field) {
 164                         validateSettings(PREF_COMPILER_TASK_TAGS, null);
 165                 }
 166
 167         }
 168
 169         protected Control createContents(Composite parent) {
 170                 setShell(parent.getShell());
 171
 172                 Composite markersComposite= createMarkersTabContent(parent);
 173
 174                 validateSettings(null, null);
 175
 176                 return markersComposite;
 177         }
 178
 179         private Composite createMarkersTabContent(Composite folder) {
 180
 181                 GridLayout layout= new GridLayout();
 182                 layout.marginHeight= 0;
 183                 layout.marginWidth= 0;
 184                 layout.numColumns= 2;
 185
 186                 Composite markersComposite= new Composite(folder, SWT.NULL);
 187                 markersComposite.setLayout(layout);
 188
 189                 fTodoTasksList.doFillIntoGrid(markersComposite, 3);
 190                 LayoutUtil.setHorizontalSpan(fTodoTasksList.getLabelControl(null), 2);
 191
 192                 GridData data= (GridData)fTodoTasksList.getListControl(null).getLayoutData();
 193                 data.grabExcessHorizontalSpace= true;
 194                 data.grabExcessVerticalSpace= true;
 195                 data.verticalAlignment= GridData.FILL;
 196                 //data.heightHint= SWTUtil.getTableHeightHint(table, 6);
 197
 198                 return markersComposite;
 199         }
 200
 201         protected void validateSettings(String changedKey, String newValue) {
 202                 if (changedKey != null) {
 203                         if (PREF_COMPILER_TASK_TAGS.equals(changedKey)) {
 204                                 fTaskTagsStatus= validateTaskTags();
 205                         } else {
 206                                 return;
 207                         }
 208                 } else {
 209                         fTaskTagsStatus= validateTaskTags();
 210                 }
 211                 IStatus status= fTaskTagsStatus; //StatusUtil.getMostSevere(new IStatus[] { fTaskTagsStatus });
 212                 fContext.statusChanged(status);
 213         }
 214
 215         private IStatus validateTaskTags() {
 216                 return new StatusInfo();
 217         }
 218
 219         /* (non-Javadoc)
 220          * @see org.eclipse.jdt.internal.ui.preferences.OptionsConfigurationBlock#performOk(boolean)
 221          */
 222         public boolean performOk(boolean enabled) {
 223                 packTodoTasks();
 224                 return super.performOk(enabled);
 225         }
 226
 227
 228         protected String[] getFullBuildDialogStrings(boolean workspaceSettings) {
 229                 String title= PreferencesMessages.getString("TodoTaskConfigurationBlock.needsbuild.title"); //$NON-NLS-1$
 230                 String message;
 231                 if (fProject == null) {
 232                         message= PreferencesMessages.getString("TodoTaskConfigurationBlock.needsfullbuild.message"); //$NON-NLS-1$
 233                 } else {
 234                         message= PreferencesMessages.getString("TodoTaskConfigurationBlock.needsprojectbuild.message"); //$NON-NLS-1$
 235                 }
 236                 return new String[] { title, message };
 237         }
 238
 239         /* (non-Javadoc)
 240          * @see org.eclipse.jdt.internal.ui.preferences.OptionsConfigurationBlock#updateControls()
 241          */
 242         protected void updateControls() {
 243                 unpackTodoTasks();
 244         }
 245
 246         private void unpackTodoTasks() {
 247                 String currTags= (String) fWorkingValues.get(PREF_COMPILER_TASK_TAGS);
 248                 String currPrios= (String) fWorkingValues.get(PREF_COMPILER_TASK_PRIORITIES);
 249                 String[] tags= getTokens(currTags, ","); //$NON-NLS-1$
 250                 String[] prios= getTokens(currPrios, ","); //$NON-NLS-1$
 251                 ArrayList elements= new ArrayList(tags.length);
 252                 for (int i= 0; i < tags.length; i++) {
 253                         TodoTask task= new TodoTask();
 254                         task.name= tags[i].trim();
 255                         task.priority= (i < prios.length) ? prios[i] : PRIORITY_NORMAL;
 256                         elements.add(task);
 257                 }
 258                 fTodoTasksList.setElements(elements);
 259         }
 260
 261         private void packTodoTasks() {
 262                 StringBuffer tags= new StringBuffer();
 263                 StringBuffer prios= new StringBuffer();
 264                 List list= fTodoTasksList.getElements();
 265                 for (int i= 0; i < list.size(); i++) {
 266                         if (i > 0) {
 267                                 tags.append(',');
 268                                 prios.append(',');
 269                         }
 270                         TodoTask elem= (TodoTask) list.get(i);
 271                         tags.append(elem.name);
 272                         prios.append(elem.priority);
 273                 }
 274                 fWorkingValues.put(PREF_COMPILER_TASK_TAGS, tags.toString());
 275                 fWorkingValues.put(PREF_COMPILER_TASK_PRIORITIES, prios.toString());
 276         }
 277
 278         private void doTodoButtonPressed(int index) {
 279                 TodoTask edited= null;
 280                 if (index != IDX_ADD) {
 281                         edited= (TodoTask) fTodoTasksList.getSelectedElements().get(0);
 282                 }
 283
 284                 TodoTaskInputDialog dialog= new TodoTaskInputDialog(getShell(), edited, fTodoTasksList.getElements());
 285                 if (dialog.open() == Window.OK) {
 286                         if (edited != null) {
 287                                 fTodoTasksList.replaceElement(edited, dialog.getResult());
 288                         } else {
 289                                 fTodoTasksList.addElement(dialog.getResult());
 290                         }
 291                 }
 292         }
 293
 294 }