gitorious.org Git - online-glom:gwt-glom.git/blob - src/main/java/org/glom/web/client/activity/ReportActivity.java

1 /*

3 *

4 * This file is part of GWT-Glom.

5 *

6 * GWT-Glom is free software: you can redistribute it and/or modify it

7 * under the terms of the GNU Lesser General Public License as published by the

8 * Free Software Foundation, either version 3 of the License, or (at your

9 * option) any later version.

10 *

11 * GWT-Glom is distributed in the hope that it will be useful, but WITHOUT

12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or

13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License

14 * for more details.

15 *

16 * You should have received a copy of the GNU Lesser General Public License

17 * along with GWT-Glom. If not, see <http://www.gnu.org/licenses/>.

18 */

19

20 package org.glom.web.client.activity;

21

22 import org.glom.web.client.StringUtils;

23 import org.glom.web.client.ClientFactory;

24 import org.glom.web.client.OnlineGlomServiceAsync;

25 import org.glom.web.client.Utils;

26 import org.glom.web.client.event.LocaleChangeEvent;

27 import org.glom.web.client.event.LocaleChangeEventHandler;

28 import org.glom.web.client.event.QuickFindChangeEvent;

29 import org.glom.web.client.event.QuickFindChangeEventHandler;

30 import org.glom.web.client.event.TableChangeEvent;

31 import org.glom.web.client.event.TableChangeEventHandler;

32 import org.glom.web.client.place.DocumentSelectionPlace;

33 import org.glom.web.client.place.ReportPlace;

34 import org.glom.web.client.ui.AuthenticationPopup;

35 import org.glom.web.client.ui.ReportView;

36 import org.glom.web.client.ui.View;

37 import org.glom.web.shared.layout.LayoutGroup;

38

39 import com.google.gwt.activity.shared.AbstractActivity;

40 import com.google.gwt.core.client.GWT;

41 import com.google.gwt.event.dom.client.ClickEvent;

42 import com.google.gwt.event.dom.client.ClickHandler;

43 import com.google.gwt.event.shared.EventBus;

44 import com.google.gwt.place.shared.Place;

45 import com.google.gwt.user.client.rpc.AsyncCallback;

46 import com.google.gwt.user.client.ui.AcceptsOneWidget;

47

48 public class ReportActivity extends AbstractActivity implements View.Presenter {

49

50 private final String documentID;

51 private final String tableName;

52 private final String reportName;

53 private final String quickFind;

54 private final ClientFactory clientFactory;

55 private final ReportView reportView;

56 private final AuthenticationPopup authenticationPopup;

57

58 public ReportActivity(final ReportPlace place, final ClientFactory clientFactory) {

59 this.documentID = place.getDocumentID(); // TODO: Just store the place?

60 this.tableName = place.getTableName();

61 this.quickFind = place.getQuickFind();

62 this.reportName = place.getReportName();

63 this.clientFactory = clientFactory;

64 reportView = clientFactory.getReportView();

65 authenticationPopup = clientFactory.getAuthenticationPopup();

66 }

67

68 @Override

69 public void start(final AcceptsOneWidget panel, final EventBus eventBus) {

70 if (StringUtils.isEmpty(documentID))

71 goTo(new DocumentSelectionPlace());

72

73 // register this class as the presenter

74 reportView.setPresenter(this);

75

76 // TODO this should really be it's own Place/Activity

77 // check if the authentication info has been set for the document

78 final AsyncCallback<Boolean> isAuthCallback = new AsyncCallback<Boolean>() {

79 @Override

80 public void onFailure(final Throwable caught) {

81 // TODO: create a way to notify users of asynchronous callback failures

82 GWT.log("AsyncCallback Failed: OnlineGlomService.isAuthenticated()");

83 }

84

85 @Override

86 public void onSuccess(final Boolean result) {

87 if (!result) {

88 setUpAuthClickHandler(eventBus);

89 authenticationPopup.center();

90 }

91 }

92 };

93 OnlineGlomServiceAsync.Util.getInstance().isAuthenticated(documentID, isAuthCallback);

94

95 // set the change handler for the table selection widget

96 eventBus.addHandler(TableChangeEvent.TYPE, new TableChangeEventHandler() {

97 @Override

98 public void onTableChange(final TableChangeEvent event) {

99 goTo(new ReportPlace(documentID, event.getNewTableName(), reportName, ""));

100 }

101 });

102

103 // populate the cell table with data

104 final AsyncCallback<LayoutGroup> callback = new AsyncCallback<LayoutGroup>() {

105 @Override

106 public void onFailure(final Throwable caught) {

107 // TODO: create a way to notify users of asynchronous callback failures

108 GWT.log("AsyncCallback Failed: OnlineGlomService.getListViewLayout()");

109 }

110

111 @Override

112 public void onSuccess(final LayoutGroup result) {

113 // TODO check if result.getTableName() is the same as the tableName field. Update it if it's not the

114 // same.

115 //reportView.setCellTable(documentID, result, reportName, quickFind);

116 }

117 };

118

119 final String localeID = Utils.getCurrentLocaleID();

120 OnlineGlomServiceAsync.Util.getInstance().getReportLayout(documentID, tableName, reportName, localeID, callback);

121

122 // TODO: Avoid the code duplication with DetailsActivity.

123 // set the change handler for the quickfind text widget

124 eventBus.addHandler(QuickFindChangeEvent.TYPE, new QuickFindChangeEventHandler() {

125 @Override

126 public void onQuickFindChange(final QuickFindChangeEvent event) {

127 // We switch to the List view, to show search results.

128 // TODO: Show the details view if there is only one result.

129 goTo(new ReportPlace(documentID, tableName, reportName, event.getNewQuickFindText()));

130 }

131 });

132

133 // Set the change handler for the table selection widget

134 eventBus.addHandler(LocaleChangeEvent.TYPE, new LocaleChangeEventHandler() {

135 @Override

136 public void onLocaleChange(final LocaleChangeEvent event) {

137 // note the empty primary key item

138 goTo(new ReportPlace(documentID, tableName, reportName, quickFind));

139 }

140 });

141

142 // indicate that the view is ready to be displayed

143 panel.setWidget(reportView.asWidget());

144 }

145

146 private void setUpAuthClickHandler(final EventBus eventBus) {

147 authenticationPopup.setClickOkHandler(new ClickHandler() {

148 @Override

149 public void onClick(final ClickEvent event) {

150 authenticationPopup.setTextFieldsEnabled(false);

151 final AsyncCallback<Boolean> callback = new AsyncCallback<Boolean>() {

152 @Override

153 public void onFailure(final Throwable caught) {

154 // TODO: create a way to notify users of asynchronous callback failures

155 GWT.log("AsyncCallback Failed: OnlineGlomService.checkAuthentication()");

156 }

157

158 @Override

159 public void onSuccess(final Boolean result) {

160 if (result) {

161 authenticationPopup.hide();

162 eventBus.fireEvent(new TableChangeEvent(clientFactory.getTableSelectionView()

163 .getSelectedTableName()));

164 } else {

165 authenticationPopup.setTextFieldsEnabled(true);

166 authenticationPopup.setError();

167 }

168 }

169 };

170 OnlineGlomServiceAsync.Util.getInstance().checkAuthentication(documentID,

171 authenticationPopup.getUsername(), authenticationPopup.getPassword(), callback);

172 }

173

174 });

175 }

176

177 private void clearView() {

178 authenticationPopup.hide();

179 authenticationPopup.clear();

180 reportView.clear();

181 }

182

183 /*

184 * (non-Javadoc)

185 *

186 * @see com.google.gwt.activity.shared.AbstractActivity#onCancel()

187 */

188 @Override

189 public void onCancel() {

190 clearView();

191 }

192

193 /*

194 * (non-Javadoc)

195 *

196 * @see com.google.gwt.activity.shared.AbstractActivity#onStop()

197 */

198 @Override

199 public void onStop() {

200 clearView();

201 }

202

203 /*

204 * (non-Javadoc)

205 *

206 * @see org.glom.web.client.ui.View.Presenter#goTo(com.google.gwt.place.shared.Place)

207 */

208 @Override

209 public void goTo(final Place place) {

210 clientFactory.getPlaceController().goTo(place);

211 }

212

213 }