|
@@ -11,8 +11,7 @@ |
11 |
11 |
|
import com.google.gwt.user.client.*; |
12 |
12 |
|
import com.google.gwt.user.client.ui.*; |
13 |
13 |
|
|
14 |
|
- |
public class PlaceActivityManager<CommonActivityParam extends CommonActivityParameter> implements PlaceChangerWithCurrentUrlSupport |
15 |
|
- |
{ |
|
14 |
+ |
public class PlaceActivityManager<CommonActivityParam extends CommonActivityParameter> implements PlaceChangerWithCurrentUrlSupport { |
16 |
15 |
|
private static final Logger LOGGER = LoggerFactory.getLogger( PlaceActivityManager.class ); |
17 |
16 |
|
|
18 |
17 |
|
private final PanelPlaceActivityHelper<CommonActivityParam> mActivityHelper; |
|
@@ -24,47 +23,39 @@ |
24 |
23 |
|
private final Historian mHistorian; |
25 |
24 |
|
private Place mPendingCodePlace; |
26 |
25 |
|
|
27 |
|
- |
public PlaceActivityManager( AcceptsOneWidget pPanel, PlaceHistoryMapper pMapper, WindowClose pWindowClose, Historian pHistorian, CommonActivityParam pCommonActivityParam ) |
28 |
|
- |
{ |
|
26 |
+ |
public PlaceActivityManager( AcceptsOneWidget pPanel, PlaceHistoryMapper pMapper, WindowClose pWindowClose, Historian pHistorian, |
|
27 |
+ |
CommonActivityParam pCommonActivityParam ) { |
29 |
28 |
|
mCommonActivityParam = (pCommonActivityParam != null) ? pCommonActivityParam : createDefaultCommonActivityParam(); |
30 |
29 |
|
mActivityHelper = new PanelPlaceActivityHelper<CommonActivityParam>( pPanel, mCommonActivityParam ); |
31 |
30 |
|
mMapper = (pMapper != null) ? pMapper : new PlaceRegistry( mCommonActivityParam ); |
32 |
31 |
|
mWindowClose = (pWindowClose != null) ? pWindowClose : new WindowCloseImpl(); |
33 |
|
- |
mWindowClose.addWindowClosingHandler( new Window.ClosingHandler() |
34 |
|
- |
{ |
|
32 |
+ |
mWindowClose.addWindowClosingHandler( new Window.ClosingHandler() { |
35 |
33 |
|
@Override |
36 |
|
- |
public void onWindowClosing( Window.ClosingEvent event ) |
37 |
|
- |
{ |
|
34 |
+ |
public void onWindowClosing( Window.ClosingEvent event ) { |
38 |
35 |
|
String zWarning = getLeavingCurrentPlaceWarningText(); |
39 |
|
- |
if ( zWarning != null ) |
40 |
|
- |
{ |
|
36 |
+ |
if ( zWarning != null ) { |
41 |
37 |
|
event.setMessage( zWarning ); |
42 |
38 |
|
} |
43 |
39 |
|
} |
44 |
40 |
|
} ); |
45 |
41 |
|
mHistorian = (pHistorian != null) ? pHistorian : new HistorianImpl(); |
46 |
|
- |
mHistorian.addValueChangeHandler( new ValueChangeHandler<String>() |
47 |
|
- |
{ |
|
42 |
+ |
mHistorian.addValueChangeHandler( new ValueChangeHandler<String>() { |
48 |
43 |
|
@Override |
49 |
|
- |
public void onValueChange( ValueChangeEvent<String> event ) |
50 |
|
- |
{ |
|
44 |
+ |
public void onValueChange( ValueChangeEvent<String> event ) { |
51 |
45 |
|
handleHistoryToken( event.getValue() ); |
52 |
46 |
|
} |
53 |
47 |
|
} ); |
54 |
48 |
|
} |
55 |
49 |
|
|
56 |
|
- |
public PlaceActivityManager( AcceptsOneWidget pPanel, CommonActivityParam pCommonActivityParam ) |
57 |
|
- |
{ |
|
50 |
+ |
public PlaceActivityManager( AcceptsOneWidget pPanel, CommonActivityParam pCommonActivityParam ) { |
58 |
51 |
|
this( pPanel, null, null, null, pCommonActivityParam ); |
59 |
52 |
|
} |
60 |
53 |
|
|
61 |
|
- |
public PlaceActivityManager( AcceptsOneWidget pPanel ) |
62 |
|
- |
{ |
|
54 |
+ |
public PlaceActivityManager( AcceptsOneWidget pPanel ) { |
63 |
55 |
|
this( pPanel, null, null, null, null ); |
64 |
56 |
|
} |
65 |
57 |
|
|
66 |
|
- |
public void add( PlaceChangeListener pPlaceChangeListener ) |
67 |
|
- |
{ |
|
58 |
+ |
public void add( PlaceChangeListener pPlaceChangeListener ) { |
68 |
59 |
|
mActivityHelper.add( pPlaceChangeListener ); |
69 |
60 |
|
} |
70 |
61 |
|
|
|
@@ -74,8 +65,7 @@ |
74 |
65 |
|
* Typically called at application start, to ensure bookmark launches work. |
75 |
66 |
|
*/ |
76 |
67 |
|
@Override |
77 |
|
- |
public void goToCurrentUrl() |
78 |
|
- |
{ |
|
68 |
+ |
public void goToCurrentUrl() { |
79 |
69 |
|
handleHistoryToken( mHistorian.getToken() ); |
80 |
70 |
|
} |
81 |
71 |
|
|
|
@@ -85,8 +75,7 @@ |
85 |
75 |
|
* @return a {@link Place} instance |
86 |
76 |
|
*/ |
87 |
77 |
|
@Override |
88 |
|
- |
public Place getWhere() |
89 |
|
- |
{ |
|
78 |
+ |
public Place getWhere() { |
90 |
79 |
|
return mActivityHelper.getCurrentPlace(); |
91 |
80 |
|
} |
92 |
81 |
|
|
|
@@ -96,8 +85,7 @@ |
96 |
85 |
|
* changes and a {@link PlaceChangeEvent} is posted announcing the previous place. |
97 |
86 |
|
*/ |
98 |
87 |
|
@Override |
99 |
|
- |
public void goBack() |
100 |
|
- |
{ |
|
88 |
+ |
public void goBack() { |
101 |
89 |
|
mActivityHelper.placeChangeRequested( null, PlaceChangeListener.Source.Back ); |
102 |
90 |
|
mHistorian.back(); |
103 |
91 |
|
} |
|
@@ -113,24 +101,20 @@ |
113 |
101 |
|
* @return null if going to pNewPlace, !null means NOT going and why |
114 |
102 |
|
*/ |
115 |
103 |
|
@Override |
116 |
|
- |
public GoToPlace goForwardTo( Place pNewPlace ) |
117 |
|
- |
{ |
|
104 |
+ |
public GoToPlace goForwardTo( Place pNewPlace ) { |
118 |
105 |
|
Place zCurrentPlace = mActivityHelper.getCurrentPlace(); |
119 |
106 |
|
pNewPlace = Objects.deNull( pNewPlace, zCurrentPlace ); |
120 |
|
- |
if ( pNewPlace.equals( zCurrentPlace ) ) |
121 |
|
- |
{ |
|
107 |
+ |
if ( pNewPlace.equals( zCurrentPlace ) ) { |
122 |
108 |
|
return GoToPlace.AlreadyThere; |
123 |
109 |
|
} |
124 |
|
- |
if ( pNewPlace.equals( mPendingCodePlace ) || mActivityHelper.isPendingAsync( pNewPlace ) ) |
125 |
|
- |
{ |
|
110 |
+ |
if ( pNewPlace.equals( mPendingCodePlace ) || mActivityHelper.isPendingAsync( pNewPlace ) ) { |
126 |
111 |
|
return null; |
127 |
112 |
|
} |
128 |
113 |
|
if ( null == mActivityHelper.get( pNewPlace ) ) // Check for Factory |
129 |
114 |
|
{ |
130 |
115 |
|
return GoToPlace.NoActivity; |
131 |
116 |
|
} |
132 |
|
- |
if ( userRejectedLeavingCurrentPlace( pNewPlace ) ) |
133 |
|
- |
{ |
|
117 |
+ |
if ( userRejectedLeavingCurrentPlace( pNewPlace ) ) { |
134 |
118 |
|
return GoToPlace.CurrentActivityRejectedLeaving; // From Code, maybe the code shouldn't have allowed it! |
135 |
119 |
|
} |
136 |
120 |
|
mActivityHelper.placeChangeRequested( pNewPlace, PlaceChangeListener.Source.Forward ); |
|
@@ -140,106 +124,86 @@ |
140 |
124 |
|
return null; |
141 |
125 |
|
} |
142 |
126 |
|
|
143 |
|
- |
private void handleHistoryToken( String pToken ) |
144 |
|
- |
{ |
|
127 |
+ |
private void handleHistoryToken( String pToken ) { |
145 |
128 |
|
Place zWasGoingToCodePlace = mPendingCodePlace; |
146 |
129 |
|
mPendingCodePlace = null; |
147 |
130 |
|
mCommonActivityParam.getMessageUserSink().clearMessage(); |
148 |
131 |
|
|
149 |
132 |
|
Place zNewPlace = null; |
150 |
133 |
|
|
151 |
|
- |
if ( null == (pToken = Strings.noEmpty( pToken )) ) |
152 |
|
- |
{ |
|
134 |
+ |
if ( null == (pToken = Strings.noEmpty( pToken )) ) { |
153 |
135 |
|
zNewPlace = PlaceRegistry.getDefaultPlace(); |
154 |
|
- |
} |
155 |
|
- |
else |
156 |
|
- |
{ |
157 |
|
- |
try |
158 |
|
- |
{ |
159 |
|
- |
if ( null == (zNewPlace = mMapper.getPlace( pToken )) ) |
160 |
|
- |
{ |
|
136 |
+ |
} else { |
|
137 |
+ |
try { |
|
138 |
+ |
if ( null == (zNewPlace = mMapper.getPlace( pToken )) ) { |
161 |
139 |
|
LOGGER.info.log( "Unrecognized history token: ", pToken ); |
162 |
140 |
|
} |
163 |
141 |
|
} |
164 |
|
- |
catch ( RuntimeException e ) |
165 |
|
- |
{ |
|
142 |
+ |
catch ( RuntimeException e ) { |
166 |
143 |
|
LOGGER.warn.log( e, "Unable to parse history token: ", pToken ); |
167 |
144 |
|
} |
168 |
145 |
|
} |
169 |
146 |
|
Place zCurrentPlace = mActivityHelper.getCurrentPlace(); |
170 |
147 |
|
zNewPlace = Objects.deNull( zNewPlace, zCurrentPlace ); |
171 |
|
- |
if ( zNewPlace.equals( zCurrentPlace ) ) |
172 |
|
- |
{ |
|
148 |
+ |
if ( zNewPlace.equals( zCurrentPlace ) ) { |
173 |
149 |
|
mActivityHelper.clearPendingAsync(); |
174 |
150 |
|
return; |
175 |
151 |
|
} |
176 |
|
- |
if ( (zWasGoingToCodePlace != null) && !zNewPlace.equals( zWasGoingToCodePlace ) && userWantsToStopUrlChange( zNewPlace ) ) |
177 |
|
- |
{ |
|
152 |
+ |
if ( (zWasGoingToCodePlace != null) && !zNewPlace.equals( zWasGoingToCodePlace ) && userWantsToStopUrlChange( zNewPlace ) ) { |
178 |
153 |
|
mActivityHelper.clearPendingAsync(); |
179 |
154 |
|
resetURLbackTo( zCurrentPlace ); |
180 |
155 |
|
return; |
181 |
156 |
|
} |
182 |
|
- |
if ( !mActivityHelper.activate( zNewPlace ) ) |
183 |
|
- |
{ |
|
157 |
+ |
if ( !mActivityHelper.activate( zNewPlace ) ) { |
184 |
158 |
|
mCommonActivityParam.getMessageUserSink().setErrorMessage( "No Activity Factory for '" + Objects.justSimpleName( zNewPlace ) + "' from: " + pToken ); |
185 |
159 |
|
resetURLbackTo( zCurrentPlace ); |
186 |
160 |
|
} |
187 |
161 |
|
} |
188 |
162 |
|
|
189 |
|
- |
protected boolean userWantsToStopUrlChange( Place pNewPlace ) |
190 |
|
- |
{ |
|
163 |
+ |
protected boolean userWantsToStopUrlChange( Place pNewPlace ) { |
191 |
164 |
|
return userRejectedLeavingCurrentPlace( pNewPlace ); |
192 |
165 |
|
} |
193 |
166 |
|
|
194 |
|
- |
protected void resetURLbackTo( Place pCurrentPlace ) |
195 |
|
- |
{ |
|
167 |
+ |
protected void resetURLbackTo( Place pCurrentPlace ) { |
196 |
168 |
|
mHistorian.newItem( mMapper.getToken( pCurrentPlace ), false ); // reset the URL back to the Current Place |
197 |
169 |
|
} |
198 |
170 |
|
|
199 |
171 |
|
@SuppressWarnings("UnusedParameters") |
200 |
|
- |
protected boolean userRejectedLeavingCurrentPlace( Place newPlace ) |
201 |
|
- |
{ |
|
172 |
+ |
protected boolean userRejectedLeavingCurrentPlace( Place newPlace ) { |
202 |
173 |
|
String zWarning = getLeavingCurrentPlaceWarningText(); |
203 |
174 |
|
return (zWarning != null) && !mWindowClose.confirm( zWarning ); |
204 |
175 |
|
} |
205 |
176 |
|
|
206 |
|
- |
protected String getLeavingCurrentPlaceWarningText() |
207 |
|
- |
{ |
|
177 |
+ |
protected String getLeavingCurrentPlaceWarningText() { |
208 |
178 |
|
return mActivityHelper.getCurrentActivityMayStop(); |
209 |
179 |
|
} |
210 |
180 |
|
|
211 |
181 |
|
@SuppressWarnings({"unchecked"}) |
212 |
|
- |
protected CommonActivityParam createDefaultCommonActivityParam() |
213 |
|
- |
{ |
|
182 |
+ |
protected CommonActivityParam createDefaultCommonActivityParam() { |
214 |
183 |
|
return (CommonActivityParam) new DefaultCommonActivityParam(); |
215 |
184 |
|
} |
216 |
185 |
|
|
217 |
186 |
|
/** |
218 |
187 |
|
* Default implementation of CommonActivityParameter, based on {@link Window}. |
219 |
188 |
|
*/ |
220 |
|
- |
private class DefaultCommonActivityParam implements CommonActivityParameter |
221 |
|
- |
{ |
|
189 |
+ |
private class DefaultCommonActivityParam implements CommonActivityParameter { |
222 |
190 |
|
@Override |
223 |
|
- |
public MessageUserSink getMessageUserSink() |
224 |
|
- |
{ |
|
191 |
+ |
public MessageUserSink getMessageUserSink() { |
225 |
192 |
|
return DialogMessageUserSink.INSTANCE; |
226 |
193 |
|
} |
227 |
194 |
|
|
228 |
195 |
|
@Override |
229 |
|
- |
public Place getWhere() |
230 |
|
- |
{ |
|
196 |
+ |
public Place getWhere() { |
231 |
197 |
|
return PlaceActivityManager.this.getWhere(); |
232 |
198 |
|
} |
233 |
199 |
|
|
234 |
200 |
|
@Override |
235 |
|
- |
public void goBack() |
236 |
|
- |
{ |
|
201 |
+ |
public void goBack() { |
237 |
202 |
|
PlaceActivityManager.this.goBack(); |
238 |
203 |
|
} |
239 |
204 |
|
|
240 |
205 |
|
@Override |
241 |
|
- |
public GoToPlace goForwardTo( Place pNewPlace ) |
242 |
|
- |
{ |
|
206 |
+ |
public GoToPlace goForwardTo( Place pNewPlace ) { |
243 |
207 |
|
return PlaceActivityManager.this.goForwardTo( pNewPlace ); |
244 |
208 |
|
} |
245 |
209 |
|
} |