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*/
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*/
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package org.tela_botanica.client;
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package org.tela_botanica.client;
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 21 
 
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 22 
 
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// TODO : traiter latence (augmenter en fonction rapidité saisie + texte vide)
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// TODO : traiter Tab (selection)
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// TODO : revoir traitement keyup, keydown
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// TODO : traiter latence (augmenter en fonction rapidité saisie + texte vide)
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// TODO : reactiver le cache (du design à revoir dans ce cas la)
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// TODO : traitement espace apres l'espece (%20)
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 - 
 
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import com.google.gwt.user.client.HTTPRequest;
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import com.google.gwt.user.client.ResponseTextHandler;
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import com.google.gwt.user.client.HTTPRequest;
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import com.google.gwt.user.client.ui.ChangeListener;
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import com.google.gwt.user.client.ResponseTextHandler;
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import com.google.gwt.user.client.ui.KeyboardListener;
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import com.google.gwt.user.client.ui.KeyboardListener;
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import com.google.gwt.user.client.ui.ListBox;
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import com.google.gwt.user.client.ui.ListBox;
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import com.google.gwt.user.client.ui.PopupPanel;
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import com.google.gwt.user.client.ui.PopupPanel;
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import com.google.gwt.user.client.ui.RootPanel;
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import com.google.gwt.user.client.ui.TextBox;
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import com.google.gwt.user.client.ui.RootPanel;
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import com.google.gwt.user.client.ui.Widget;
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import com.google.gwt.user.client.ui.TextBox;
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import com.google.gwt.user.client.DOM;
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import com.google.gwt.user.client.ui.Widget;
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import com.google.gwt.user.client.Event;
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import java.util.Vector;
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import java.util.Vector;
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import java.util.HashMap;
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import java.util.HashMap;
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public class AutoCompleteAsyncTextBox extends TextBox
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public class AutoCompleteAsyncTextBox extends TextBox
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    implements KeyboardListener, ChangeListener, SourcesAutoCompleteAsyncTextBoxEvents {
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    implements KeyboardListener, SourcesAutoCompleteAsyncTextBoxEvents {
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- 
 
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  private String searchUrl = null;
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  private AutoCompleteAsyncTextBoxListenerCollection autoCompleteAsyncTextBoxListeners=null;
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- 
 
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  private HashMap cache = new HashMap();
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  private boolean searching = false;
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  private ResponseTextHandler responseTextHandler=null;
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  private String searchUrl = null;
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  private AutoCompleteAsyncTextBoxListenerCollection autoCompleteAsyncTextBoxListeners=null;
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  protected PopupPanel choicesPopup = new PopupPanel(true);
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  protected ListBox choices = new ListBox() {
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	  public void onBrowserEvent(Event event) {
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  private HashMap cache = new HashMap();
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		  if (Event.ONCLICK == DOM.eventGetType(event)) {
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  private boolean searching = false;
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			  complete();
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  private ResponseTextHandler responseTextHandler=null;
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		  }
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  public AutoCompleteAsyncTextBox(ResponseTextHandler rsp)
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  public AutoCompleteAsyncTextBox(ResponseTextHandler rsp)
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  {
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  {
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    super();
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    super();
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    responseTextHandler=rsp;
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    responseTextHandler=rsp;
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    this.addKeyboardListener(this);
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    this.addKeyboardListener(this);
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    choices.addChangeListener(this);
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    choices.sinkEvents(Event.ONCLICK);
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    this.setStyleName("AutoCompleteAsyncTextBox");
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    this.setStyleName("AutoCompleteAsyncTextBox");
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    choicesPopup.add(choices);
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    choicesPopup.add(choices);
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116
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  /**
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  /**
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   * Not used at all
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   * Not used at all
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   */
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   */
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  public void onKeyDown(Widget arg0, char arg1, int arg2) {
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  }
 120 
  public void onKeyDown(Widget arg0, char arg1, int arg2) {
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  /**
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   * Not used at all
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119 
   */
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120 
  public void onKeyPress(Widget arg0, char arg1, int arg2) {
 121
121
122
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	    if(arg1 == KEY_DOWN)
 123 
	  if(arg1 == KEY_ENTER)
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	    {
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	      int selectedIndex = choices.getSelectedIndex();
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	      selectedIndex++;
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	      if(selectedIndex >= choices.getItemCount())
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	      {
 124 
	    {
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	        selectedIndex = 0;
 - 
 
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	      }
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	      choices.setSelectedIndex(selectedIndex);
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	      return;
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	      enterKey(arg0, arg1, arg2);
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	    }
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	    }
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	    if(arg1 == KEY_UP)
 127 
	    else if(arg1 == KEY_DOWN)
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	    {
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	      int selectedIndex = choices.getSelectedIndex();
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	      selectedIndex--;
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	    {
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	      if(selectedIndex < 0)
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	      {
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	        selectedIndex = choices.getItemCount() - 1 ;
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	      }
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	      choices.setSelectedIndex(selectedIndex);
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- 
 
145 
	      return;
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	      downKey(arg0, arg1, arg2);
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	    }
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	    else if(arg1 == KEY_UP)
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	    {
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	      upKey(arg0, arg1, arg2);
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 134 
	    }
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	    else if(arg1 == KEY_ESCAPE)
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	    {
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	      escapeKey(arg0, arg1, arg2);
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	    }
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	    }
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  }
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 141 
  }
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  /**
 142 
  /**
152 
   * A key was released, start autocompletion
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   * Not used at all (probleme avec ie, qui ne comprend pas les touches meta)
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   */
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  public void onKeyUp(Widget arg0, char arg1, int arg2) {
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	 if(arg1 == KEY_DOWN)
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	 {
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159 
		 return;
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	 }
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   */
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	 if(arg1 == KEY_UP)
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	 {
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  public void onKeyPress(Widget arg0, char arg1, int arg2) {
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 146
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  }
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  // The down key was pressed.
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  protected void downKey(Widget arg0, char arg1, int arg2) {
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	    int selectedIndex = choices.getSelectedIndex();
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	    selectedIndex++;
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	    if (selectedIndex >= choices.getItemCount())
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	    {
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	      selectedIndex = 0;
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 158 
	    }
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	    choices.setSelectedIndex(selectedIndex);
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 160 
 }
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		 return;
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  // The up key was pressed.
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 163 
  protected void upKey(Widget arg0, char arg1, int arg2) {
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    int selectedIndex = choices.getSelectedIndex();
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    selectedIndex--;
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    if(selectedIndex < 0)
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    {
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      selectedIndex = choices.getItemCount() - 1;
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    }
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 170 
    choices.setSelectedIndex(selectedIndex);
168 
	 }
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  }
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 172 
 
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    if(arg1 == KEY_ENTER)
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  // The enter key was pressed.
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    {
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  protected void enterKey(Widget arg0, char arg1, int arg2) {
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      if(visible)
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      if(visible)
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      {
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      {
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        complete();
 177 
        complete();
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      }
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      }
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      else {
 179 
      else {
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    	 // Validation de l'entree :
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    	 // Validation de l'entree : appel asynchrone
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          if (autoCompleteAsyncTextBoxListeners!= null) {
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          if (autoCompleteAsyncTextBoxListeners!= null) {
179 
              autoCompleteAsyncTextBoxListeners.fireTextBoxEnter(this,this.getText(),currentValue);
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              autoCompleteAsyncTextBoxListeners.fireTextBoxEnter(this,this.getText(),currentValue);
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          }
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          }
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    	  currentValue=null;
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    	  this.setText("");
 184 
    	  currentValue=null;
183 
      }
 185 
    	  this.setText("");
184
186 
      }
185 
      return;
 - 
 
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 187 
 
186 
    }
 188 
  }
187
189 
 
188 
    if(arg1 == KEY_ESCAPE)
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//The escape key was pressed.
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    {
 191 
  protected void escapeKey(Widget arg0, char arg1, int arg2) {
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      choices.clear();
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    choices.clear();
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      items.clear();
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      choicesPopup.hide();
 193 
    items.clear();
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    choicesPopup.hide();
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      visible = false;
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    visible = false;
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  }
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194
199 
 
195 
      return;
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  // Any other non-special key was pressed.
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  protected void otherKey(Widget arg0, char arg1, int arg2) {
196 
    }
 202
197
203
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 204 
    // Lancement appel
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    String text = this.getText();
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 // Lancement appel
206
200 
    String text = this.getText();
 207
201
208 
	    if(text.length() > 0)
202 
    if(text.length() > 0)
 209 
	    {
203 
    {
 210
204 
      items.clear();
 211 
		      items.clear();
205
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206 
      if (getFromCache(text)!=null) {
 213 
		      if (getFromCache(text)!=null) {
207 
    	  items=getFromCache(text);
 214 
		    	  items=getFromCache(text);
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 215 
		    	  displayList();
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 216 
		      }
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 217 
		      else {
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 218
- 
 
 219 
		    	  this.doFetchURL(text);
- 
 
 220 
		      }
- 
 
 221 
		 }
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 222
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 223
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 224
- 
 
 225
- 
 
 226 
  }
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 227
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 228 
  public void onKeyUp(Widget arg0, char arg1, int arg2) {
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 229
- 
 
 230 
	  switch(arg1) {
- 
 
 231 
      case KEY_ALT:
- 
 
 232 
      case KEY_CTRL:
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 233 
      case KEY_DOWN:
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 234 
      case KEY_END:
- 
 
 235 
      case KEY_ENTER:
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 236 
      case KEY_ESCAPE:
- 
 
 237 
      case KEY_HOME:
- 
 
 238 
      case KEY_LEFT:
- 
 
 239 
      case KEY_PAGEDOWN:
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 240 
      case KEY_PAGEUP:
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 241 
      case KEY_RIGHT:
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 242 
      case KEY_SHIFT:
208 
    	  displayList();
 243 
      case KEY_TAB:
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 244 
      case KEY_UP:
209 
      }
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        break;
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      else {
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      default:
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	      }
 269 
	      }
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236 
	      // if there is only one match and it is what is in the
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	      // if there is only one match and it is what is in the
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	      // text field anyways there is no need to show autocompletion
 273 
	      // text field anyways there is no need to show autocompletion
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	      if(items.size() == 1 && (((String []) items.get(0))[0]).compareTo(this.getText()) == 0)
 274 
	    //  if(items.size() == 1 && (((String []) items.get(0))[0]).compareTo(this.getText()) == 0)
239 
	      {
 275 
	     // {
240 
	        choicesPopup.hide();
 276 
	       // choicesPopup.hide();
241 
	      } else {
 277 
	     // } else {
Line 242... Line 278...
242 
	        choices.setSelectedIndex(0);
 278 
	        choices.setSelectedIndex(0);
243 
	        choices.setVisibleItemCount(items.size());
 279 
	        choices.setVisibleItemCount(items.size());
Line 249... Line 285...
249 
	        }
 285 
	        }
250 
	        choicesPopup.show();
 286 
	        choicesPopup.show();
251 
	        visible = true;
 287 
	        visible = true;
252 
	        choicesPopup.setPopupPosition(this.getAbsoluteLeft(),
 288 
	        choicesPopup.setPopupPosition(this.getAbsoluteLeft(),
253 
	        this.getAbsoluteTop() + this.getOffsetHeight());
 289 
	        this.getAbsoluteTop() + this.getOffsetHeight());
254 
	        //choicesPopup.setWidth(this.getOffsetWidth() + "px");
 290 
	        choicesPopup.setWidth(this.getOffsetWidth() + "px");
255 
	        choices.setWidth(this.getOffsetWidth() + "px");
 291 
	        choices.setWidth(this.getOffsetWidth() + "px");
256 
	      }
 292 
	    //  }
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257
293
258 
	    } else {
 294 
	    } else {
259 
	      visible = false;
 295 
	      visible = false;
260 
	      choicesPopup.hide();
 296 
	      choicesPopup.hide();
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265 
   * A mouseclick in the list of items
 301 
   * A mouseclick in the list of items
266 
   */
 302 
   */
267 
  public void onChange(Widget arg0) {
 303 
  public void onChange(Widget arg0) {
268 
    complete();
 304 
    complete();
269 
  }
 305 
  }
- 
 
 306
Line 270... Line 307...
270
307
271 
  public void onClick(Widget arg0) {
 308 
  public void onClick(Widget arg0) {
272 
    complete();
 309 
    complete();