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comparison dwtx/ui/forms/DetailsPart.d @ 104:04b47443bb01

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Reworked the collection uses to make use of a wrapper collection that is compatible to the Java Collections. These new wrappers now use the tango.util.containers instead of the tango.util.collections.
author Frank Benoit <benoit@tionex.de>
date Thu, 07 Aug 2008 15:01:33 +0200
parents 5d489b9f966c
children
comparison
equal deleted inserted replaced
103:2d6540440fe6 104:04b47443bb01
26 import dwtx.jface.viewers.IStructuredSelection; 26 import dwtx.jface.viewers.IStructuredSelection;
27 import dwtx.ui.forms.widgets.ScrolledPageBook; 27 import dwtx.ui.forms.widgets.ScrolledPageBook;
28 28
29 import dwt.dwthelper.utils; 29 import dwt.dwthelper.utils;
30 import dwt.dwthelper.Runnable; 30 import dwt.dwthelper.Runnable;
31 import tango.util.collection.HashMap; 31 import dwtx.dwtxhelper.Collection;
32 32
33 /** 33 /**
34 * This managed form part handles the 'details' portion of the 34 * This managed form part handles the 'details' portion of the
35 * 'master/details' block. It has a page book that manages pages 35 * 'master/details' block. It has a page book that manages pages
36 * of details registered for the current selection. 36 * of details registered for the current selection.
49 public final class DetailsPart : IFormPart, IPartSelectionListener { 49 public final class DetailsPart : IFormPart, IPartSelectionListener {
50 private IManagedForm managedForm; 50 private IManagedForm managedForm;
51 private ScrolledPageBook pageBook; 51 private ScrolledPageBook pageBook;
52 private IFormPart masterPart; 52 private IFormPart masterPart;
53 private IStructuredSelection currentSelection; 53 private IStructuredSelection currentSelection;
54 private HashMap!(Object,Object) pages; 54 private Hashtable pages;
55 private IDetailsPageProvider pageProvider; 55 private IDetailsPageProvider pageProvider;
56 private int pageLimit=Integer.MAX_VALUE; 56 private int pageLimit=Integer.MAX_VALUE;
57 57
58 private static class PageBag { 58 private static class PageBag {
59 private static int counter; 59 private static int counter;
91 * @param mform the parent form 91 * @param mform the parent form
92 * @param pageBook the page book to wrap 92 * @param pageBook the page book to wrap
93 */ 93 */
94 public this(IManagedForm mform, ScrolledPageBook pageBook) { 94 public this(IManagedForm mform, ScrolledPageBook pageBook) {
95 this.pageBook = pageBook; 95 this.pageBook = pageBook;
96 pages = new HashMap!(Object,Object); 96 pages = new Hashtable();
97 initialize(mform); 97 initialize(mform);
98 } 98 }
99 /** 99 /**
100 * Creates a new details part in the provided form by creating 100 * Creates a new details part in the provided form by creating
101 * the page book. 101 * the page book.
116 public void registerPage(Object objectClass, IDetailsPage page) { 116 public void registerPage(Object objectClass, IDetailsPage page) {
117 registerPage(objectClass, page, true); 117 registerPage(objectClass, page, true);
118 } 118 }
119 119
120 private void registerPage(Object objectClass, IDetailsPage page, bool fixed) { 120 private void registerPage(Object objectClass, IDetailsPage page, bool fixed) {
121 pages.add(objectClass, new PageBag(page, fixed)); 121 pages.put(objectClass, new PageBag(page, fixed));
122 page.initialize(managedForm); 122 page.initialize(managedForm);
123 } 123 }
124 /** 124 /**
125 * Sets the dynamic page provider. The dynamic provider can return 125 * Sets the dynamic page provider. The dynamic provider can return
126 * different pages for objects of the same class based on their state. 126 * different pages for objects of the same class based on their state.
156 * (non-Javadoc) 156 * (non-Javadoc)
157 * 157 *
158 * @see dwtx.ui.forms.IFormPart#dispose() 158 * @see dwtx.ui.forms.IFormPart#dispose()
159 */ 159 */
160 public void dispose() { 160 public void dispose() {
161 foreach( k, v; pages ){ 161 for (Enumeration enm = pages.elements(); enm.hasMoreElements();) {
162 PageBag pageBag = cast(PageBag) v; 162 PageBag pageBag = cast(PageBag) enm.nextElement();
163 pageBag.dispose(); 163 pageBag.dispose();
164 } 164 }
165 } 165 }
166 /* 166 /*
167 * (non-Javadoc) 167 * (non-Javadoc)
233 update(); 233 update();
234 } 234 }
235 private void update() { 235 private void update() {
236 Object key = null; 236 Object key = null;
237 if (currentSelection !is null) { 237 if (currentSelection !is null) {
238 foreach ( obj; currentSelection.iterator() ) { 238 for (Iterator iter = currentSelection.iterator(); iter.hasNext();) {
239 Object obj = iter.next();
239 if (key is null) 240 if (key is null)
240 key = getKey(obj); 241 key = getKey(obj);
241 else if (getKey(obj).opEquals(key) is false) { 242 else if (getKey(obj).opEquals(key) is false) {
242 key = null; 243 key = null;
243 break; 244 break;
297 private void checkLimit() { 298 private void checkLimit() {
298 if (pages.size() <= getPageLimit()) return; 299 if (pages.size() <= getPageLimit()) return;
299 // overflow 300 // overflow
300 int currentTicket = PageBag.getCurrentTicket(); 301 int currentTicket = PageBag.getCurrentTicket();
301 int cutoffTicket = currentTicket - getPageLimit(); 302 int cutoffTicket = currentTicket - getPageLimit();
302 foreach( key, v; cast(HashMap!(Object,Object))pages.dup ){ 303 for (Enumeration enm=pages.keys(); enm.hasMoreElements();) {
303 PageBag pageBag = cast(PageBag)v; 304 Object key = enm.nextElement();
305 PageBag pageBag = cast(PageBag)pages.get(key);
304 if (pageBag.getTicket()<=cutoffTicket) { 306 if (pageBag.getTicket()<=cutoffTicket) {
305 // candidate - see if it is active and not fixed 307 // candidate - see if it is active and not fixed
306 if (!pageBag.isFixed() && !(cast(Object)pageBag.getPage()).opEquals(cast(Object)getCurrentPage())) { 308 if (!pageBag.isFixed() && !(cast(Object)pageBag.getPage()).opEquals(cast(Object)getCurrentPage())) {
307 // drop it 309 // drop it
308 pageBag.dispose(); 310 pageBag.dispose();