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1 
/*
 1 
/*
2 
 * Copyright 2006 Google Inc.
 2 
 * Copyright 2006 Google Inc.
3 
 *
3 
 *
4 
 * Licensed under the Apache License, Version 2.0 (the "License"); you may not
 4 
 * Licensed under the Apache License, Version 2.0 (the "License"); you may not
5 
 * use this file except in compliance with the License. You may obtain a copy of
 5 
 * use this file except in compliance with the License. You may obtain a copy of
6 
 * the License at
 6 
 * the License at
7 
 *
7 
 *
8 
 * http://www.apache.org/licenses/LICENSE-2.0
 8 
 * http://www.apache.org/licenses/LICENSE-2.0
9 
 *
9 
 *
10 
 * Unless required by applicable law or agreed to in writing, software
 10 
 * Unless required by applicable law or agreed to in writing, software
11 
 * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
 11 
 * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
12 
 * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
 12 
 * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
13 
 * License for the specific language governing permissions and limitations under
 13 
 * License for the specific language governing permissions and limitations under
14 
 * the License.
 14 
 * the License.
15 
 */
 15 
 */
16 
package org.tela_botanica.client;
 16 
package org.tela_botanica.client;
17 
 
 17 
 
18 
 
 18 
 
19 
import com.google.gwt.json.client.JSONArray;
 19 
import com.google.gwt.json.client.JSONArray;
- 
 
 20 
import com.google.gwt.json.client.JSONNumber;
20 
import com.google.gwt.json.client.JSONParser;
 21 
import com.google.gwt.json.client.JSONParser;
21 
import com.google.gwt.json.client.JSONString;
 22 
import com.google.gwt.json.client.JSONString;
22 
import com.google.gwt.json.client.JSONValue;
 23 
import com.google.gwt.json.client.JSONValue;
23 
import com.google.gwt.user.client.HTTPRequest;
 24 
import com.google.gwt.user.client.HTTPRequest;
24 
import com.google.gwt.user.client.ResponseTextHandler;
 25 
import com.google.gwt.user.client.ResponseTextHandler;
25 
import com.google.gwt.user.client.ui.Composite;
 26 
import com.google.gwt.user.client.ui.Composite;
26 
import com.google.gwt.user.client.ui.FlexTable;
 27 
import com.google.gwt.user.client.ui.FlexTable;
27 
import com.google.gwt.user.client.ui.Grid;
 28 
import com.google.gwt.user.client.ui.Grid;
- 
 
 29 
import com.google.gwt.user.client.ui.HTML;
- 
 
 30 
import com.google.gwt.user.client.ui.HorizontalPanel;
28 
import com.google.gwt.user.client.ui.VerticalPanel;
 31 
import com.google.gwt.user.client.ui.VerticalPanel;
- 
 
 32 
import com.google.gwt.user.client.ui.DockPanel;
- 
 
 33 
import com.google.gwt.user.client.ui.Button;
29 
import com.google.gwt.user.client.ui.CheckBox;
 34 
import com.google.gwt.user.client.ui.CheckBox;
- 
 
 35 
import com.google.gwt.user.client.ui.Widget;
30 
import com.google.gwt.user.client.ui.HTMLTable.CellFormatter;
 36 
import com.google.gwt.user.client.ui.HTMLTable.CellFormatter;
- 
 
 37 
import com.google.gwt.user.client.ui.ClickListener;
- 
 
 38 
import com.google.gwt.user.client.ui.HasAlignment;
31 
 
 39 
 
32 
 
 40 
 
33 
/**
 41 
/**
34 
 * A composite that displays a list of emails that can be selected.
 42 
 * A composite that displays a list of emails that can be selected.
35 
 */
 43 
 */
36 
public class TaxonList extends Composite implements AutoCompleteAsyncTextBoxListener  {
 44 
public class TaxonList extends Composite implements AutoCompleteAsyncTextBoxListener  {
37 
 
 45 
 
- 
 
 46 
 
- 
 
 47 
	  private class NavBar extends Composite implements ClickListener {
- 
 
 48
- 
 
 49 
	    public final DockPanel bar = new DockPanel();
- 
 
 50 
	    public final Button gotoFirst = new Button("<<", this);
- 
 
 51 
	    public final Button gotoNext = new Button(">", this);
- 
 
 52 
	    public final Button gotoPrev = new Button("<", this);
- 
 
 53 
	    public final Button gotoEnd = new Button(">>", this);
- 
 
 54 
	    public final HTML status = new HTML();
- 
 
 55
- 
 
 56 
 
- 
 
 57 
	    public NavBar() {
- 
 
 58 
	      initWidget(bar);
- 
 
 59 
	      bar.setStyleName("navbar");
- 
 
 60 
	      status.setStyleName("status");
- 
 
 61 
 
- 
 
 62 
	      HorizontalPanel buttons = new HorizontalPanel();
- 
 
 63 
	      buttons.add(gotoFirst);
- 
 
 64 
	      buttons.add(gotoPrev);
- 
 
 65 
	      buttons.add(gotoNext);
- 
 
 66 
	      buttons.add(gotoEnd);
- 
 
 67 
	      bar.add(buttons, DockPanel.EAST);
- 
 
 68 
	      bar.setCellHorizontalAlignment(buttons, DockPanel.ALIGN_RIGHT);
- 
 
 69 
	      bar.add(status, DockPanel.CENTER);
- 
 
 70 
	      bar.setVerticalAlignment(DockPanel.ALIGN_MIDDLE);
- 
 
 71 
	      bar.setCellHorizontalAlignment(status, HasAlignment.ALIGN_RIGHT);
- 
 
 72 
	      bar.setCellVerticalAlignment(status, HasAlignment.ALIGN_MIDDLE);
- 
 
 73 
	      bar.setCellWidth(status, "100%");
- 
 
 74 
 
- 
 
 75 
	      // Initialize prev & first button to disabled.
- 
 
 76 
	      //
- 
 
 77 
	    }
- 
 
 78 
 
- 
 
 79
- 
 
 80 
	    public void onClick(Widget sender) {
- 
 
 81 
	  	    if (sender == gotoNext) {
- 
 
 82 
	  	      // Move forward a page.
- 
 
 83 
	  	      startIndex += VISIBLE_TAXON_COUNT;
- 
 
 84 
	  	      if (startIndex >= count)
- 
 
 85 
	  	          startIndex -= VISIBLE_TAXON_COUNT;
- 
 
 86 
	  	    }
- 
 
 87 
	  	    else {
- 
 
 88 
	  	     if (sender == gotoPrev) {
- 
 
 89 
	  	      // Move back a page.
- 
 
 90 
	  	      startIndex -= VISIBLE_TAXON_COUNT;
- 
 
 91 
	  	      if (startIndex < 0)
- 
 
 92 
	  	        startIndex = 0;
- 
 
 93 
	  	      }
- 
 
 94 
	  	     else {
- 
 
 95 
	  	    	 if (sender==gotoEnd) {
- 
 
 96 
	  	    	  	if ((count%VISIBLE_TAXON_COUNT)>0) {
- 
 
 97 
    		    		startIndex=count-(count%VISIBLE_TAXON_COUNT);
- 
 
 98 
    		    	}
- 
 
 99 
    		    	else {
- 
 
 100 
    		    		startIndex=count-VISIBLE_TAXON_COUNT;
- 
 
 101 
    		    	}
- 
 
 102 
	  	    	 }
- 
 
 103 
	  	    	 else {
- 
 
 104 
	  	    		 if (sender== gotoFirst) {
- 
 
 105 
	  	    			 startIndex = 0;
- 
 
 106 
	  	    		 }
- 
 
 107 
	  	    	 }
- 
 
 108 
	  	     }
- 
 
 109 
	  	   }
- 
 
 110 
	  	   update();
- 
 
 111 
	    }
- 
 
 112 
 
- 
 
 113 
	  }
- 
 
 114 
 
- 
 
 115 
  public void setStatusText(String text) {
- 
 
 116 
	    navBar.status.setText(text);
- 
 
 117 
  }
- 
 
 118 
 
- 
 
 119 
  public void clearStatusText() {
- 
 
 120 
	    navBar.status.setHTML("&nbsp;");
- 
 
 121 
  }
- 
 
 122 
 
- 
 
 123
- 
 
 124 
 
- 
 
 125 
  private static final int VISIBLE_TAXON_COUNT = 15;
38 
 
 126
39 
  private Grid header = new Grid(1,3);
 127 
  private Grid header = new Grid(1,3);
40 
  private FlexTable table = new FlexTable();
 128 
  private FlexTable table = new FlexTable();
41 
  private CellFormatter cellFormater = table.getCellFormatter();
 129 
  private CellFormatter cellFormater = table.getCellFormatter();
42 
  private VerticalPanel panel = new VerticalPanel();
 130 
  private VerticalPanel panel = new VerticalPanel();
- 
 
 131
- 
 
 132 
  private int startIndex=0;
- 
 
 133 
  private int count=65000;
- 
 
 134
- 
 
 135 
  private NavBar navBar = new NavBar();
43
136
- 
 
 137 
  public TaxonList() {
44 
  public TaxonList() {
 138 
 
- 
 
 139
45
140
46 
    // Setup the header
 141 
    // Setup the header
47
142
48 
    header.setCellSpacing(0);
 143 
    header.setCellSpacing(0);
49 
    header.setCellPadding(2);
 144 
    header.setCellPadding(2);
50 
    header.setWidth("100%");
 145 
    header.setWidth("100%");
51 
 
 146 
 
52 
    header.setStyleName("taxon-ListHeader");
 147 
    header.setStyleName("taxon-ListHeader");
53
148
54 
    header.setText(0, 0, "Action");
 149 
    header.setText(0, 0, "Action");
55 
    header.setText(0, 1, "Nom");
 150 
    header.setText(0, 1, "Nom");
56 
    header.setText(0, 2, "Famille");
 151 
    header.setText(0, 2, "Famille");
- 
 
 152
- 
 
 153
57
154
58 
    // Setup the table.
 155 
    // Setup the table.
59
156
60 
    table.setCellSpacing(0);
 157 
    table.setCellSpacing(0);
61 
    table.setCellPadding(2);
 158 
    table.setCellPadding(2);
62 
    table.setWidth("100%");
 159 
    table.setWidth("100%");
- 
 
 160 
 
- 
 
 161 
 
- 
 
 162 
    navBar.setWidth("100%");
- 
 
 163 
 
63 
 
 164
64
165
65 
    table.setStyleName("taxon-List");
 166 
    table.setStyleName("taxon-List");
66 
 
 - 
 
- 
 
 167 
 
67
168 
    panel.add(navBar);
68 
    panel.add(header);
 169 
    panel.add(header);
69 
    panel.add(table);
 170 
    panel.add(table);
70
171
71 
    initWidget(panel);
 172 
    initWidget(panel);
- 
 
 173
- 
 
 174 
    // Recherche derniere ligne ... (il y a une autre stratégie pour la calculer si le resultat n'arrive pas assez vite)
- 
 
 175 
 
- 
 
 176
- 
 
 177 
	 HTTPRequest.asyncGet("http://localhost/david/jrest/InventoryList/dd/",
- 
 
 178 
		    new ResponseTextHandler(){
- 
 
 179 
 
- 
 
 180 
		    	public void onCompletion(String str) {
- 
 
 181 
 
- 
 
 182 
// On se positionne sur la dernière page ...
- 
 
 183
- 
 
 184 
		    		JSONValue jsonValue= JSONParser.parse(str);
- 
 
 185 
		    		JSONNumber jsonNumber;
- 
 
 186 
		    		    if ((jsonNumber = jsonValue.isNumber()) != null) {
- 
 
 187 
		    		    	count=(int) jsonNumber.getValue();
- 
 
 188 
		    		    	if ((count%VISIBLE_TAXON_COUNT)>0) {
- 
 
 189 
		    		    		startIndex=count-(count%VISIBLE_TAXON_COUNT);
- 
 
 190 
		    		    	}
- 
 
 191 
		    		    	else {
- 
 
 192 
		    		    		startIndex=count-VISIBLE_TAXON_COUNT;
- 
 
 193 
		    		    	}
72
194
- 
 
 195 
		    		    	update();
- 
 
 196 
		    		    }
- 
 
 197 
		    	}
- 
 
 198 
	 	});
73 
    update();
 199
74 
 
 200 
 
75 
  }
 201 
  }
76
202
77 
  public void onValidate(SourcesAutoCompleteAsyncTextBoxEvents sender, String str) {
 203 
  public void onValidate(SourcesAutoCompleteAsyncTextBoxEvents sender, String str) {
78
- 
 
79 
	  // TODO : passer par une table de stockage temporaire
 204
80 
	  // TODO : creer un objet externe ...
205 
// Ajout ligne
81
- 
 
82 
	   int lastOrdre=new Integer(table.getText(table.getRowCount()-1,2)).intValue()+1;
 206
83
- 
 
84 
	   int row=table.insertRow(table.getRowCount());
 - 
 
85 
	   table.setWidget(row,0,new CheckBox());
 207 
 
86 
	   table.setText(row,1,str);
 - 
 
87 
	   table.setText(row,2,new Integer(lastOrdre).toString());
 - 
 
88 
	   cellFormater.setVisible(row,2,false);
 208 
	    count++;
89
209
90 
	    HTTPRequest.asyncPost("http://localhost/david/jrest/Inventory/", "identifiant=dd&nom="+str,
210 
	    HTTPRequest.asyncPost("http://localhost/david/jrest/Inventory/", "identifiant=dd&nom="+str,
91 
	    new ResponseTextHandler(){
 211 
	    new ResponseTextHandler(){
92 
 
 212 
 
93 
	    	public void onCompletion(String str) {
 213 
	    	public void onCompletion(String str) {
- 
 
 214 
		    	if ((count%VISIBLE_TAXON_COUNT)>0) {
- 
 
 215 
		    		startIndex=count-(count%VISIBLE_TAXON_COUNT);
- 
 
 216 
		    	}
- 
 
 217 
		    	else {
- 
 
 218 
		    		startIndex=count-VISIBLE_TAXON_COUNT;
- 
 
 219 
		    	}
- 
 
 220 
		    	update();
94 
	    	}
 221 
	    	}
95 
	    });
 222 
	    });
96
223
97 
 
 224 
 
98 
  }
 225 
  }
99
226
100 
 
 227 
 
101 
  public void deleteElement() {
 228 
  public void deleteElement() {
102 
 
 229 
 
103 
	    // Lifo ...
 230 
	    // Lifo ...
104 
      for (int i=table.getRowCount()-1; i>=0;i--){
 231 
      for (int i=table.getRowCount()-1; i>=0;i--){
105 
		 if (((CheckBox) table.getWidget(i,0)).isChecked())  {
 232 
		 if (((CheckBox) table.getWidget(i,0)).isChecked())  {
106 
			 String str=table.getText(i,2);
 233 
			String str=table.getText(i,2);
107 
			 table.removeRow(i);
 234 
			count--;
108 
			 HTTPRequest.asyncPost("http://localhost/david/jrest/Inventory/dd/"+str, "action=DELETE",
235 
			 HTTPRequest.asyncPost("http://localhost/david/jrest/Inventory/dd/"+str, "action=DELETE",
109 
			   new ResponseTextHandler(){
 236 
			   new ResponseTextHandler(){
110 
 
 237 
 
111 
			   	public void onCompletion(String str) {
 238 
			   	public void onCompletion(String str) {
- 
 
 239 
			   		if ((count%VISIBLE_TAXON_COUNT)>0) {
- 
 
 240 
			    		startIndex=count-(count%VISIBLE_TAXON_COUNT);
- 
 
 241 
			    	}
- 
 
 242 
			    	else {
- 
 
 243 
			    		startIndex=count-VISIBLE_TAXON_COUNT;
- 
 
 244 
			    	}
- 
 
 245 
			    	update();
112 
			   	}
 246 
			   	}
113 
			  });
 247 
			  });
114 
 
 248 
 
115 
	  	 }
 249 
	  	 }
116 
	  }
 250 
	  }
117 
  }
 251 
  }
118
252
119
253
120 
  private void update() {
 254 
  private void update() {
121
255 
 
- 
 
 256 
	 navBar.gotoFirst.setEnabled(false);
- 
 
 257 
	 navBar.gotoPrev.setEnabled(false);
- 
 
 258 
     navBar.gotoNext.setEnabled(false);
- 
 
 259 
     navBar.gotoEnd.setEnabled(false);
- 
 
 260
- 
 
 261 
     setStatusText("Patientez ...");
122
262 
 
123 
	 HTTPRequest.asyncGet("http://localhost/david/jrest/InventoryList/dd/"+"1",
263 
	 HTTPRequest.asyncGet("http://localhost/david/jrest/InventoryList/dd/"+startIndex+"/"+VISIBLE_TAXON_COUNT,
124 
		    new ResponseTextHandler(){
 264 
		    new ResponseTextHandler(){
125 
 
 265 
 
126 
		    	public void onCompletion(String str) {
 266 
		    	public void onCompletion(String str) {
127 
 
 267 
 
128 
		    		    JSONValue jsonValue= JSONParser.parse(str);
 268 
		    		    JSONValue jsonValue= JSONParser.parse(str);
129 
		    		    JSONArray jsonArray;
 269 
		    		    JSONArray jsonArray;
130 
		    		    JSONArray jsonArrayNested;
 270 
		    		    JSONArray jsonArrayNested;
131
271
132 
		    		    // Lifo ...
 272 
		    		    // Lifo ...
133 
		    	        for (int i=table.getRowCount()-1; i>=0;i--){
 273 
		    	        for (int i=table.getRowCount()-1; i>=0;i--){
134 
		                        table.removeRow(i);
 274 
		                        table.removeRow(i);
135 
		                }
 275 
		                }
136 
 
 276 
 
137 
 
 277 
 
138 
		    		    if ((jsonArray = jsonValue.isArray()) != null) {
 278 
		    		    if ((jsonArray = jsonValue.isArray()) != null) {
- 
 
 279 
		    		      int i;
139 
		    		      for (int i = 0; i < jsonArray.size(); ++i) {
 280 
		    		      for (i = 0; i < jsonArray.size(); ++i) {
140 
		    		    	  if ((jsonArrayNested = jsonArray.get(i).isArray()) != null) {
 281 
		    		    	  if ((jsonArrayNested = jsonArray.get(i).isArray()) != null) {
141 
		    		    		  int row=table.insertRow(table.getRowCount());
 282 
		    		    		  int row=table.insertRow(table.getRowCount());
142 
		    		    		  table.setWidget(row,0,new CheckBox());
 283 
		    		    		  table.setWidget(row,0,new CheckBox());
143 
		    		    		  table.setText(row,1,((JSONString) jsonArrayNested.get(0)).stringValue());
 284 
		    		    		  table.setText(row,1,((JSONString) jsonArrayNested.get(0)).stringValue());
144 
		    		    		  table.setText(row,2,((JSONString) jsonArrayNested.get(1)).stringValue());
 285 
		    		    		  table.setText(row,2,((JSONString) jsonArrayNested.get(1)).stringValue());
145 
		    		    		  cellFormater.setVisible(row,2,false);
 286 
		    		    		  cellFormater.setVisible(row,2,false);
146 
		    		    	  }
 287 
		    		    	  }
147 
		    		      }
 288 
		    		      }
- 
 
 289 
		    		      // Calcul nombre d'enregistrement total
- 
 
 290 
		    		      if (i<VISIBLE_TAXON_COUNT) {
- 
 
 291 
		    		    	  count = startIndex+i;
- 
 
 292 
		    		      }
- 
 
 293
- 
 
 294 
		    		      // Navigation
- 
 
 295
- 
 
 296 
		    		      setStatusText((startIndex + 1) + " - " + (startIndex + VISIBLE_TAXON_COUNT));
- 
 
 297 
 
- 
 
 298 
		    		      // Premiere page
- 
 
 299 
		    		      if (startIndex<VISIBLE_TAXON_COUNT) {
- 
 
 300 
		    		    		navBar.gotoPrev.setEnabled(false);
- 
 
 301 
		    		    		navBar.gotoFirst.setEnabled(false);
- 
 
 302 
		    		    		navBar.gotoNext.setEnabled(true);
- 
 
 303 
		    		    		navBar.gotoEnd.setEnabled(true);
- 
 
 304
- 
 
 305 
		    		      }
- 
 
 306 
		    		      // Derniere page
- 
 
 307 
		    		      else {
- 
 
 308 
		    		    	  if (startIndex>=(count-VISIBLE_TAXON_COUNT)) {
- 
 
 309 
		    		    		navBar.gotoPrev.setEnabled(true);
- 
 
 310 
		    		    		navBar.gotoFirst.setEnabled(true);
- 
 
 311 
		    		    		navBar.gotoNext.setEnabled(false);
- 
 
 312 
		    		    		navBar.gotoEnd.setEnabled(false);
- 
 
 313 
		    		    		setStatusText((startIndex + 1) + " - " + count);
- 
 
 314 
		    		    	  }
- 
 
 315 
		    		    	  else {
- 
 
 316 
				    		      navBar.gotoPrev.setEnabled(true);
- 
 
 317 
				    		      navBar.gotoFirst.setEnabled(true);
- 
 
 318 
				    		      navBar.gotoNext.setEnabled(true);
- 
 
 319 
				    		      navBar.gotoEnd.setEnabled(true);
- 
 
 320 
		    		    	  }
- 
 
 321 
		    		      }
148 
		    		    }
 322 
		    		    }
149 
		    	}
 323 
		    	}
150 
		    });
 324 
		    });
151 
 
 325 
 
152 
  }
 326 
  }
- 
 
 327
153
328
- 
 
 329
- 
 
 330
154 
 
 331 
 
155 
}
 332 
}