Merge "Extend NpTextBox to support hinting and use it."

gerrit-gwtui/src/main/java/com/google/gerrit/client/SearchPanel.java

@@ -15,14 +15,11 @@
 package com.google.gerrit.client;
 
 import com.google.gerrit.client.changes.QueryScreen;
+import com.google.gerrit.client.ui.HintTextBox;
 import com.google.gerrit.common.PageLinks;
 import com.google.gerrit.reviewdb.Change;
-import com.google.gwt.event.dom.client.BlurEvent;
-import com.google.gwt.event.dom.client.BlurHandler;
 import com.google.gwt.event.dom.client.ClickEvent;
 import com.google.gwt.event.dom.client.ClickHandler;
-import com.google.gwt.event.dom.client.FocusEvent;
-import com.google.gwt.event.dom.client.FocusHandler;
 import com.google.gwt.event.dom.client.KeyCodes;
 import com.google.gwt.event.dom.client.KeyPressEvent;
 import com.google.gwt.event.dom.client.KeyPressHandler;
@@ -35,7 +32,7 @@ import com.google.gwtexpui.globalkey.client.KeyCommand;
 import com.google.gwtexpui.globalkey.client.NpTextBox;
 
 class SearchPanel extends Composite {
-  private final NpTextBox searchBox;
+  private final HintTextBox searchBox;
   private HandlerRegistration regFocus;
 
   SearchPanel() {
@@ -43,28 +40,9 @@ class SearchPanel extends Composite {
     initWidget(body);
     setStyleName(Gerrit.RESOURCES.css().searchPanel());
 
-    searchBox = new NpTextBox();
+    searchBox = new HintTextBox();
     searchBox.setVisibleLength(70);
-    searchBox.setText(Gerrit.C.searchHint());
+    searchBox.setHintText(Gerrit.C.searchHint());
-    searchBox.addStyleName(Gerrit.RESOURCES.css().inputFieldTypeHint());
-    searchBox.addFocusHandler(new FocusHandler() {
-      @Override
-      public void onFocus(FocusEvent event) {
-        if (Gerrit.C.searchHint().equals(searchBox.getText())) {
-          searchBox.setText("");
-          searchBox.removeStyleName(Gerrit.RESOURCES.css().inputFieldTypeHint());
-        }
-      }
-    });
-    searchBox.addBlurHandler(new BlurHandler() {
-      @Override
-      public void onBlur(BlurEvent event) {
-        if ("".equals(searchBox.getText())) {
-          searchBox.setText(Gerrit.C.searchHint());
-          searchBox.addStyleName(Gerrit.RESOURCES.css().inputFieldTypeHint());
-        }
-      }
-    });
     searchBox.addKeyPressHandler(new KeyPressHandler() {
       @Override
       public void onKeyPress(final KeyPressEvent event) {
@@ -93,13 +71,7 @@ class SearchPanel extends Composite {
   }
 
   void setText(final String query) {
-    if (query == null || query.equals("")) {
-      searchBox.setText(Gerrit.C.searchHint());
-      searchBox.addStyleName(Gerrit.RESOURCES.css().inputFieldTypeHint());
-    } else {
     searchBox.setText(query);
-      searchBox.removeStyleName(Gerrit.RESOURCES.css().inputFieldTypeHint());
-    }
   }
 
   @Override
@@ -129,7 +101,7 @@ class SearchPanel extends Composite {
 
   private void doSearch() {
     final String query = searchBox.getText().trim();
-    if (query.length() == 0 || Gerrit.C.searchHint().equals(query)) {
+    if ("".equals(query)) {
       return;
     }
 

gerrit-gwtui/src/main/java/com/google/gerrit/client/account/MyWatchedProjectsScreen.java

@@ -18,17 +18,14 @@ import com.google.gerrit.client.Gerrit;
 import com.google.gerrit.client.rpc.GerritCallback;
 import com.google.gerrit.client.rpc.ScreenLoadCallback;
 import com.google.gerrit.client.ui.FancyFlexTable;
+import com.google.gerrit.client.ui.HintTextBox;
 import com.google.gerrit.client.ui.ProjectLink;
 import com.google.gerrit.client.ui.ProjectNameSuggestOracle;
 import com.google.gerrit.common.data.AccountProjectWatchInfo;
 import com.google.gerrit.reviewdb.AccountProjectWatch;
 import com.google.gerrit.reviewdb.Change.Status;
-import com.google.gwt.event.dom.client.BlurEvent;
-import com.google.gwt.event.dom.client.BlurHandler;
 import com.google.gwt.event.dom.client.ClickEvent;
 import com.google.gwt.event.dom.client.ClickHandler;
-import com.google.gwt.event.dom.client.FocusEvent;
-import com.google.gwt.event.dom.client.FocusHandler;
 import com.google.gwt.event.dom.client.KeyCodes;
 import com.google.gwt.event.dom.client.KeyPressEvent;
 import com.google.gwt.event.dom.client.KeyPressHandler;
@@ -44,7 +41,6 @@ import com.google.gwt.user.client.ui.SuggestBox;
 import com.google.gwt.user.client.ui.FlexTable.FlexCellFormatter;
 import com.google.gwt.user.client.ui.HTMLTable.CellFormatter;
 import com.google.gwt.user.client.ui.SuggestOracle.Suggestion;
-import com.google.gwtexpui.globalkey.client.NpTextBox;
 import com.google.gwtjsonrpc.client.VoidResult;
 
 import java.util.HashSet;
@@ -54,9 +50,9 @@ public class MyWatchedProjectsScreen extends SettingsScreen {
   private WatchTable watches;
 
   private Button addNew;
-  private NpTextBox nameBox;
+  private HintTextBox nameBox;
   private SuggestBox nameTxt;
-  private NpTextBox filterTxt;
+  private HintTextBox filterTxt;
   private Button delSel;
   private boolean submitOnSelection;
 
@@ -65,29 +61,10 @@ public class MyWatchedProjectsScreen extends SettingsScreen {
     super.onInitUI();
 
     {
-      nameBox = new NpTextBox();
+      nameBox = new HintTextBox();
       nameTxt = new SuggestBox(new ProjectNameSuggestOracle(), nameBox);
       nameBox.setVisibleLength(50);
-      nameBox.setText(Util.C.defaultProjectName());
+      nameBox.setHintText(Util.C.defaultProjectName());
-      nameBox.addStyleName(Gerrit.RESOURCES.css().inputFieldTypeHint());
-      nameBox.addFocusHandler(new FocusHandler() {
-        @Override
-        public void onFocus(FocusEvent event) {
-          if (Util.C.defaultProjectName().equals(nameBox.getText())) {
-            nameBox.setText("");
-            nameBox.removeStyleName(Gerrit.RESOURCES.css().inputFieldTypeHint());
-          }
-        }
-      });
-      nameBox.addBlurHandler(new BlurHandler() {
-        @Override
-        public void onBlur(BlurEvent event) {
-          if ("".equals(nameBox.getText())) {
-            nameBox.setText(Util.C.defaultProjectName());
-            nameBox.addStyleName(Gerrit.RESOURCES.css().inputFieldTypeHint());
-          }
-        }
-      });
       nameBox.addKeyPressHandler(new KeyPressHandler() {
         @Override
         public void onKeyPress(KeyPressEvent event) {
@@ -112,28 +89,9 @@ public class MyWatchedProjectsScreen extends SettingsScreen {
         }
       });
 
-      filterTxt = new NpTextBox();
+      filterTxt = new HintTextBox();
       filterTxt.setVisibleLength(50);
-      filterTxt.setText(Util.C.defaultFilter());
+      filterTxt.setHintText(Util.C.defaultFilter());
-      filterTxt.addStyleName(Gerrit.RESOURCES.css().inputFieldTypeHint());
-      filterTxt.addFocusHandler(new FocusHandler() {
-        @Override
-        public void onFocus(FocusEvent event) {
-          if (Util.C.defaultFilter().equals(filterTxt.getText())) {
-            filterTxt.setText("");
-            filterTxt.removeStyleName(Gerrit.RESOURCES.css().inputFieldTypeHint());
-          }
-        }
-      });
-      filterTxt.addBlurHandler(new BlurHandler() {
-        @Override
-        public void onBlur(BlurEvent event) {
-          if ("".equals(filterTxt.getText())) {
-            filterTxt.setText(Util.C.defaultFilter());
-            filterTxt.addStyleName(Gerrit.RESOURCES.css().inputFieldTypeHint());
-          }
-        }
-      });
       filterTxt.addKeyPressHandler(new KeyPressHandler() {
         @Override
         public void onKeyPress(KeyPressEvent event) {
@@ -188,8 +146,7 @@ public class MyWatchedProjectsScreen extends SettingsScreen {
 
   void doAddNew() {
     final String projectName = nameTxt.getText();
-    if (projectName == null || projectName.length() == 0
+    if ("".equals(projectName)) {
-        || Util.C.defaultProjectName().equals(projectName)) {
       return;
     }
 

gerrit-gwtui/src/main/java/com/google/gerrit/client/admin/AccessRightEditor.java

@@ -17,6 +17,7 @@ package com.google.gerrit.client.admin;
 import com.google.gerrit.client.Gerrit;
 import com.google.gerrit.client.rpc.GerritCallback;
 import com.google.gerrit.client.ui.AccountGroupSuggestOracle;
+import com.google.gerrit.client.ui.HintTextBox;
 import com.google.gerrit.common.data.ApprovalType;
 import com.google.gerrit.common.data.ProjectDetail;
 import com.google.gerrit.reviewdb.ApprovalCategory;
@@ -45,15 +46,14 @@ import com.google.gwt.user.client.ui.FlowPanel;
 import com.google.gwt.user.client.ui.Grid;
 import com.google.gwt.user.client.ui.ListBox;
 import com.google.gwt.user.client.ui.SuggestBox;
-import com.google.gwtexpui.globalkey.client.NpTextBox;
 
 public class AccessRightEditor extends Composite
     implements HasValueChangeHandlers<ProjectDetail> {
   private Project.NameKey projectKey;
   private ListBox catBox;
-  private NpTextBox nameTxt;
+  private HintTextBox nameTxt;
   private SuggestBox nameSug;
-  private NpTextBox referenceTxt;
+  private HintTextBox referenceTxt;
   private ListBox topBox;
   private ListBox botBox;
   private Button addBut;
@@ -99,32 +99,12 @@ public class AccessRightEditor extends Composite
       }
     });
 
-    nameTxt = new NpTextBox();
+    nameTxt = new HintTextBox();
     nameSug = new SuggestBox(new AccountGroupSuggestOracle(), nameTxt);
     nameTxt.setVisibleLength(50);
-    nameTxt.setText(Util.C.defaultAccountGroupName());
+    nameTxt.setHintText(Util.C.defaultAccountGroupName());
-    nameTxt.addStyleName(Gerrit.RESOURCES.css().inputFieldTypeHint());
-    nameTxt.addFocusHandler(new FocusHandler() {
-      @Override
-      public void onFocus(FocusEvent event) {
-        if (Util.C.defaultAccountGroupName().equals(nameTxt.getText())) {
-          nameTxt.setText("");
-          nameTxt.removeStyleName(Gerrit.RESOURCES.css()
-              .inputFieldTypeHint());
-        }
-      }
-    });
-    nameTxt.addBlurHandler(new BlurHandler() {
-      @Override
-      public void onBlur(BlurEvent event) {
-        if ("".equals(nameTxt.getText())) {
-          nameTxt.setText(Util.C.defaultAccountGroupName());
-          nameTxt.addStyleName(Gerrit.RESOURCES.css().inputFieldTypeHint());
-        }
-      }
-    });
 
-    referenceTxt = new NpTextBox();
+    referenceTxt = new HintTextBox();
     referenceTxt.setVisibleLength(50);
     referenceTxt.setText("");
     referenceTxt.addKeyPressHandler(new KeyPressHandler() {
@@ -196,7 +176,7 @@ public class AccessRightEditor extends Composite
 
   public void clear() {
     setCat(null);
-    setName(Util.C.defaultAccountGroupName());
+    setName("");
     setReference("");
   }
 
@@ -319,11 +299,6 @@ public class AccessRightEditor extends Composite
   }
 
   protected void setName(final String name) {
-    if (Util.C.defaultAccountGroupName().equals(name)) {
-      nameTxt.addStyleName(Gerrit.RESOURCES.css().inputFieldTypeHint());
-    } else {
-      nameTxt.removeStyleName(Gerrit.RESOURCES.css().inputFieldTypeHint());
-    }
     nameTxt.setText(name);
   }
 

gerrit-gwtui/src/main/java/com/google/gerrit/client/admin/ProjectBranchesScreen.java

@@ -20,18 +20,15 @@ import com.google.gerrit.client.Gerrit;
 import com.google.gerrit.client.rpc.GerritCallback;
 import com.google.gerrit.client.rpc.ScreenLoadCallback;
 import com.google.gerrit.client.ui.FancyFlexTable;
+import com.google.gerrit.client.ui.HintTextBox;
 import com.google.gerrit.common.data.GitwebLink;
 import com.google.gerrit.common.data.ListBranchesResult;
 import com.google.gerrit.common.errors.InvalidNameException;
 import com.google.gerrit.common.errors.InvalidRevisionException;
 import com.google.gerrit.reviewdb.Branch;
 import com.google.gerrit.reviewdb.Project;
-import com.google.gwt.event.dom.client.BlurEvent;
-import com.google.gwt.event.dom.client.BlurHandler;
 import com.google.gwt.event.dom.client.ClickEvent;
 import com.google.gwt.event.dom.client.ClickHandler;
-import com.google.gwt.event.dom.client.FocusEvent;
-import com.google.gwt.event.dom.client.FocusHandler;
 import com.google.gwt.event.dom.client.KeyCodes;
 import com.google.gwt.event.dom.client.KeyPressEvent;
 import com.google.gwt.event.dom.client.KeyPressHandler;
@@ -44,7 +41,6 @@ import com.google.gwt.user.client.ui.FlowPanel;
 import com.google.gwt.user.client.ui.Grid;
 import com.google.gwt.user.client.ui.HTML;
 import com.google.gwt.user.client.ui.FlexTable.FlexCellFormatter;
-import com.google.gwtexpui.globalkey.client.NpTextBox;
 import com.google.gwtjsonrpc.client.RemoteJsonException;
 
 import java.util.HashSet;
@@ -55,8 +51,8 @@ public class ProjectBranchesScreen extends ProjectScreen {
   private BranchesTable branches;
   private Button delBranch;
   private Button addBranch;
-  private NpTextBox nameTxtBox;
+  private HintTextBox nameTxtBox;
-  private NpTextBox irevTxtBox;
+  private HintTextBox irevTxtBox;
   private FlowPanel addPanel;
 
   public ProjectBranchesScreen(final Project.NameKey toShow) {
@@ -97,28 +93,9 @@ public class ProjectBranchesScreen extends ProjectScreen {
 
     final Grid addGrid = new Grid(2, 2);
 
-    nameTxtBox = new NpTextBox();
+    nameTxtBox = new HintTextBox();
     nameTxtBox.setVisibleLength(50);
-    nameTxtBox.setText(Util.C.defaultBranchName());
+    nameTxtBox.setHintText(Util.C.defaultBranchName());
-    nameTxtBox.addStyleName(Gerrit.RESOURCES.css().inputFieldTypeHint());
-    nameTxtBox.addFocusHandler(new FocusHandler() {
-      @Override
-      public void onFocus(FocusEvent event) {
-        if (Util.C.defaultBranchName().equals(nameTxtBox.getText())) {
-          nameTxtBox.setText("");
-          nameTxtBox.removeStyleName(Gerrit.RESOURCES.css().inputFieldTypeHint());
-        }
-      }
-    });
-    nameTxtBox.addBlurHandler(new BlurHandler() {
-      @Override
-      public void onBlur(BlurEvent event) {
-        if ("".equals(nameTxtBox.getText())) {
-          nameTxtBox.setText(Util.C.defaultBranchName());
-          nameTxtBox.addStyleName(Gerrit.RESOURCES.css().inputFieldTypeHint());
-        }
-      }
-    });
     nameTxtBox.addKeyPressHandler(new KeyPressHandler() {
       @Override
       public void onKeyPress(KeyPressEvent event) {
@@ -130,28 +107,9 @@ public class ProjectBranchesScreen extends ProjectScreen {
     addGrid.setText(0, 0, Util.C.columnBranchName() + ":");
     addGrid.setWidget(0, 1, nameTxtBox);
 
-    irevTxtBox = new NpTextBox();
+    irevTxtBox = new HintTextBox();
     irevTxtBox.setVisibleLength(50);
-    irevTxtBox.setText(Util.C.defaultRevisionSpec());
+    irevTxtBox.setHintText(Util.C.defaultRevisionSpec());
-    irevTxtBox.addStyleName(Gerrit.RESOURCES.css().inputFieldTypeHint());
-    irevTxtBox.addFocusHandler(new FocusHandler() {
-      @Override
-      public void onFocus(FocusEvent event) {
-        if (Util.C.defaultRevisionSpec().equals(irevTxtBox.getText())) {
-          irevTxtBox.setText("");
-          irevTxtBox.removeStyleName(Gerrit.RESOURCES.css().inputFieldTypeHint());
-        }
-      }
-    });
-    irevTxtBox.addBlurHandler(new BlurHandler() {
-      @Override
-      public void onBlur(BlurEvent event) {
-        if ("".equals(irevTxtBox.getText())) {
-          irevTxtBox.setText(Util.C.defaultRevisionSpec());
-          irevTxtBox.addStyleName(Gerrit.RESOURCES.css().inputFieldTypeHint());
-        }
-      }
-    });
     irevTxtBox.addKeyPressHandler(new KeyPressHandler() {
       @Override
       public void onKeyPress(KeyPressEvent event) {
@@ -190,13 +148,13 @@ public class ProjectBranchesScreen extends ProjectScreen {
 
   private void doAddNewBranch() {
     String branchName = nameTxtBox.getText();
-    if ("".equals(branchName) || Util.C.defaultBranchName().equals(branchName)) {
+    if ("".equals(branchName)) {
       nameTxtBox.setFocus(true);
       return;
     }
 
     String rev = irevTxtBox.getText();
-    if ("".equals(rev) || Util.C.defaultRevisionSpec().equals(rev)) {
+    if ("".equals(rev)) {
       irevTxtBox.setText("HEAD");
       DeferredCommand.addCommand(new Command() {
         @Override

gerrit-gwtui/src/main/java/com/google/gerrit/client/ui/AddMemberBox.java

@@ -16,12 +16,9 @@ package com.google.gerrit.client.ui;
 
 import com.google.gerrit.client.Gerrit;
 import com.google.gerrit.client.admin.Util;
-import com.google.gwt.event.dom.client.BlurEvent;
+import com.google.gerrit.client.ui.HintTextBox;
-import com.google.gwt.event.dom.client.BlurHandler;
 import com.google.gwt.event.dom.client.ClickEvent;
 import com.google.gwt.event.dom.client.ClickHandler;
-import com.google.gwt.event.dom.client.FocusEvent;
-import com.google.gwt.event.dom.client.FocusHandler;
 import com.google.gwt.event.dom.client.KeyCodes;
 import com.google.gwt.event.dom.client.KeyPressEvent;
 import com.google.gwt.event.dom.client.KeyPressHandler;
@@ -32,42 +29,22 @@ import com.google.gwt.user.client.ui.Composite;
 import com.google.gwt.user.client.ui.FlowPanel;
 import com.google.gwt.user.client.ui.SuggestBox;
 import com.google.gwt.user.client.ui.SuggestOracle.Suggestion;
-import com.google.gwtexpui.globalkey.client.NpTextBox;
 
 public class AddMemberBox extends Composite {
   private final FlowPanel addPanel;
   private final Button addMember;
-  private final NpTextBox nameTxtBox;
+  private final HintTextBox nameTxtBox;
   private final SuggestBox nameTxt;
   private boolean submitOnSelection;
 
   public AddMemberBox() {
     addPanel = new FlowPanel();
     addMember = new Button(Util.C.buttonAddGroupMember());
-    nameTxtBox = new NpTextBox();
+    nameTxtBox = new HintTextBox();
     nameTxt = new SuggestBox(new AccountSuggestOracle(), nameTxtBox);
 
     nameTxtBox.setVisibleLength(50);
-    nameTxtBox.setText(Util.C.defaultAccountName());
+    nameTxtBox.setHintText(Util.C.defaultAccountName());
-    nameTxtBox.addStyleName(Gerrit.RESOURCES.css().inputFieldTypeHint());
-    nameTxtBox.addFocusHandler(new FocusHandler() {
-      @Override
-      public void onFocus(final FocusEvent event) {
-        if (Util.C.defaultAccountName().equals(nameTxtBox.getText())) {
-          nameTxtBox.setText("");
-          nameTxtBox.removeStyleName(Gerrit.RESOURCES.css().inputFieldTypeHint());
-        }
-      }
-    });
-    nameTxtBox.addBlurHandler(new BlurHandler() {
-      @Override
-      public void onBlur(final BlurEvent event) {
-        if ("".equals(nameTxtBox.getText())) {
-          nameTxtBox.setText(Util.C.defaultAccountName());
-          nameTxtBox.addStyleName(Gerrit.RESOURCES.css().inputFieldTypeHint());
-        }
-      }
-    });
     nameTxtBox.addKeyPressHandler(new KeyPressHandler() {
       @Override
       public void onKeyPress(KeyPressEvent event) {
@@ -108,10 +85,7 @@ public class AddMemberBox extends Composite {
 
   public String getText() {
     String s = nameTxtBox.getText();
-    if (s == null || s.equals(Util.C.defaultAccountName())) {
+    return s == null ? "" : s;
-      s = "";
-    }
-    return s;
   }
 
   public void setEnabled(boolean enabled) {

gerrit-gwtui/src/main/java/com/google/gerrit/client/ui/HintTextBox.java

@@ -0,0 +1,131 @@
+// Copyright (C) 2010 The Android Open Source Project
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+// http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+package com.google.gerrit.client.ui;
+
+import com.google.gerrit.client.Gerrit;
+import com.google.gwt.event.dom.client.BlurEvent;
+import com.google.gwt.event.dom.client.BlurHandler;
+import com.google.gwt.event.dom.client.FocusEvent;
+import com.google.gwt.event.dom.client.FocusHandler;
+import com.google.gwt.event.shared.HandlerRegistration;
+import com.google.gwtexpui.globalkey.client.NpTextBox;
+
+public class HintTextBox extends NpTextBox {
+  private String hintText;
+  private String hintStyleName = Gerrit.RESOURCES.css().inputFieldTypeHint();
+  private boolean hintOn;
+  private HandlerRegistration hintFocusHandler;
+  private HandlerRegistration hintBlurHandler;
+
+  public String getText() {
+    if (hintOn) {
+      return "";
+    }
+    return super.getText();
+  }
+
+  public void setText(String text) {
+    focusHint();
+    super.setText(text);
+    blurHint();
+  }
+
+  public String getHintText() {
+    return hintText;
+  }
+
+  public void setHintText(String text) {
+    if (text == null) {
+
+      // Clearing Hints
+
+      if (hintText != null) { // was set
+        hintFocusHandler.removeHandler();
+        hintFocusHandler = null;
+        hintBlurHandler.removeHandler();
+        hintBlurHandler = null;
+        hintText = null;
+        focusHint();
+      }
+      return;
+    }
+
+    // Setting Hints
+
+    if (hintText == null) { // first time (was not already set)
+      hintText = text;
+
+      hintFocusHandler = addFocusHandler(new FocusHandler() {
+          @Override
+          public void onFocus(FocusEvent event) {
+            focusHint();
+          }
+        });
+
+      hintBlurHandler = addBlurHandler(new BlurHandler() {
+          @Override
+          public void onBlur(BlurEvent event) {
+            blurHint();
+          }
+        });
+
+      blurHint();
+      return;
+    }
+
+    // Changing Hint
+
+    hintText = text;
+    if (hintOn) {
+      super.setText(text);
+    }
+  }
+
+  public void setHintStyleName(String styleName) {
+    if (hintStyleName != null && hintOn) {
+      removeStyleName(hintStyleName);
+    }
+
+    hintStyleName = styleName;
+
+    if (styleName != null && hintOn) {
+      addStyleName(styleName);
+    }
+  }
+
+  public String getHintStyleName() {
+    return hintStyleName;
+  }
+
+  protected void blurHint() {
+    if (! hintOn && getHintText() != null && "".equals(super.getText())) {
+      super.setText(getHintText());
+      hintOn = true;
+      if (getHintStyleName() != null) {
+        addStyleName(getHintStyleName());
+      }
+    }
+  }
+
+  protected void focusHint() {
+    if (hintOn) {
+      super.setText("");
+      hintOn = false;
+      if (getHintStyleName() != null) {
+        removeStyleName(getHintStyleName());
+      }
+    }
+  }
+}