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annotate flys-client/src/main/java/de/intevation/flys/client/client/ui/ProjectList.java @ 225:9040663aee01

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Filled the context menu point 'Open project' of the ProjectList with life - it opens a new window displaying the parameterization of the selected project. flys-client/trunk@1670 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author Ingo Weinzierl <ingo.weinzierl@intevation.de>
date Tue, 12 Apr 2011 11:01:09 +0000
parents 35094660f91a
children a13382876e5d
rev   line source
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1 package de.intevation.flys.client.client.ui;
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2
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3 import com.google.gwt.core.client.GWT;
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4 import com.google.gwt.user.client.rpc.AsyncCallback;
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6 import com.smartgwt.client.util.SC;
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7 import com.smartgwt.client.widgets.Canvas;
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8 import com.smartgwt.client.widgets.Label;
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9 import com.smartgwt.client.widgets.grid.ListGrid;
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10 import com.smartgwt.client.widgets.grid.ListGridField;
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11 import com.smartgwt.client.widgets.grid.ListGridRecord;
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12 import com.smartgwt.client.widgets.grid.events.RowContextClickEvent;
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13 import com.smartgwt.client.widgets.grid.events.RowContextClickHandler;
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14 import com.smartgwt.client.widgets.layout.VLayout;
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15 import com.smartgwt.client.widgets.menu.Menu;
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16 import com.smartgwt.client.widgets.menu.MenuItem;
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17 import com.smartgwt.client.widgets.menu.events.MenuItemClickEvent;
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18 import com.smartgwt.client.widgets.menu.events.ClickHandler;
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19 import com.smartgwt.client.types.VerticalAlignment;
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21 import de.intevation.flys.client.shared.model.Collection;
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22 import de.intevation.flys.client.shared.model.CollectionRecord;
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23 import de.intevation.flys.client.shared.model.User;
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24
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25 import de.intevation.flys.client.client.Config;
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26 import de.intevation.flys.client.client.FLYS;
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27 import de.intevation.flys.client.client.FLYSConstants;
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28 import de.intevation.flys.client.client.event.CollectionChangeEvent;
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29 import de.intevation.flys.client.client.event.CollectionChangeHandler;
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30 import de.intevation.flys.client.client.services.UserCollectionsService;
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31 import de.intevation.flys.client.client.services.UserCollectionsServiceAsync;
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33
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34 /**
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35 * The project list shows a list of projects of a specific user.
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36 *
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37 * @author <a href="mailto:ingo.weinzierl@intevation.de">Ingo Weinzierl</a>
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38 */
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39 public class ProjectList
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40 extends VLayout
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41 implements CollectionChangeHandler
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42 {
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43 /** The interface that provides i18n messages. */
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44 private FLYSConstants messages = GWT.create(FLYSConstants.class);
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46 /** The UserService used to retrieve information about the current user. */
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47 protected UserCollectionsServiceAsync userCollectionsService =
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48 GWT.create(UserCollectionsService.class);
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49
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50 /** A pointer to the FLYS instance.*/
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51 protected FLYS flys;
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52
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53 /** The user whose projects should be displayed.*/
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54 protected User user;
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55
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56 /** The grid that contains the project rows.*/
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57 protected ListGrid grid;
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58
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59 /**
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60 * The default constructor that creates a new ProjectList for a specific
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61 * user.
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62 *
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63 * @param user The user.
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64 */
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65 public ProjectList(FLYS flys, User user) {
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66 this.flys = flys;
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67 this.user = user;
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68
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69 grid = new CollectionGrid();
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70 initGrid();
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71 init();
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72
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73 updateUserCollections();
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74 }
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77 protected void initGrid() {
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78 grid.setEmptyMessage(messages.no_projects());
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79 grid.setLoadingDataMessage(messages.load_projects());
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80 grid.setShowRecordComponents(true);
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81 grid.setShowRecordComponentsByCell(true);
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82 grid.setCanRemoveRecords(false);
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83 grid.setShowHeader(false);
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84 grid.setWidth100();
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85 grid.setHeight100();
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86
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87 ListGridField date = new ListGridField("date", "date");
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88 ListGridField name = new ListGridField("name", "name");
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89
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90 date.setWidth(100);
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91 name.setWidth(195);
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92
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93 grid.setFields(date, name);
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94
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95 grid.addRowContextClickHandler(new RowContextClickHandler() {
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96 public void onRowContextClick(RowContextClickEvent event) {
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97 CollectionRecord record = (CollectionRecord) event.getRecord();
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98
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99 Menu menu = createContextMenu(record);
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100 grid.setContextMenu(menu);
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101 menu.showContextMenu();
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102
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103 event.cancel();
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104 }
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105 });
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106 }
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107
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108
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109 public FLYS getFlys() {
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110 return flys;
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111 }
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112
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113
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114 /**
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115 * Creates a new context menu that interacts with a CollectionRecord.
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116 *
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117 * @param record The selected record.
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118 *
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119 * @return the context menu with operations that interact with
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120 * <i>record</i>.
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121 */
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122 protected Menu createContextMenu(final CollectionRecord record) {
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123 Menu menu = new Menu();
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124
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125 MenuItem open = new MenuItem(messages.open_project());
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126 open.addClickHandler(new ClickHandler() {
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127 public void onClick(MenuItemClickEvent evt) {
225
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128 getFlys().openProject(record.getCollection().identifier());
220
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129 }
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130 });
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131
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132 MenuItem del = new MenuItem(messages.delete_project());
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133 del.addClickHandler(new ClickHandler() {
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134 public void onClick(MenuItemClickEvent evt) {
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135 SC.warn("Removing projects is not implemented.");
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136 }
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137 });
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138
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139 menu.addItem(open);
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140 menu.addItem(del);
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141
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142 return menu;
4
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143 }
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144
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145
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146 /**
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147 * The init() method handles the layout stuff for this widget.
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148 */
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149 protected void init() {
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150 setWidth(300);
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151 setHeight100();
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152 setShowResizeBar(true);
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153 setShowEdges(false);
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154 setLayoutMargin(0);
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155 setLayoutAlign(VerticalAlignment.TOP);
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156
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157 Label title = new Label(messages.projects());
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158 title.setHeight("20");
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159 title.setMargin(5);
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160 title.setWidth100();
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161 title.setStyleName("fontLightSmall");
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162
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163 Canvas titleWrapper = new Canvas();
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164 titleWrapper.setStyleName("bgBlueDark");
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165 titleWrapper.setWidth100();
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166 titleWrapper.setHeight("20px");
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167 titleWrapper.addChild(title);
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168
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169 Canvas gridWrapper = new Canvas();
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170 gridWrapper.setPadding(0);
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171 titleWrapper.setWidth100();
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172 gridWrapper.addChild(grid);
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173
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174 addMember(titleWrapper);
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175 addMember(gridWrapper);
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176 }
97
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177
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178
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179 public void onCollectionChange(CollectionChangeEvent event) {
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180 GWT.log("ProjectList.onCollectionChange");
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181
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182 updateUserCollections();
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183 }
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184
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185
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186 protected void updateUserCollections() {
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187 Config config = Config.getInstance();
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188 String url = config.getServerUrl();
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189
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190 userCollectionsService.getUserCollections(url, user.identifier(),
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191 new AsyncCallback<Collection[]>() {
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192 public void onFailure(Throwable caught) {
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193 GWT.log("Could not recieve a list of user collections.");
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194 GWT.log(caught.getMessage());
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195 }
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196
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197 public void onSuccess(Collection[] collections) {
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198 int num = collections != null ? collections.length : 0;
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199
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200 GWT.log("Received " + num + " user collections.");
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201
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202 if (num == 0) {
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203 return;
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204 }
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205
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206 updateGrid(collections);
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207 }
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208 }
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209 );
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210 }
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211
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212
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213 protected void clearGrid() {
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214 ListGridRecord[] records = grid.getRecords();
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215
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216 for (ListGridRecord record: records) {
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217 grid.removeData(record);
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218 }
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219 }
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220
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221
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222 protected void updateGrid(Collection[] collections) {
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223 clearGrid();
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224
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225 for (Collection c: collections) {
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226 grid.addData(new CollectionRecord(c));
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227 }
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228 }
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229 }
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230 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :
http://dive4elements.wald.intevation.org