EMPIREDB-282
JSF-Tags: add new style attribute if value is empty (Null)
diff --git a/empire-db-jsf2/src/main/java/org/apache/empire/jsf2/controls/InputControl.java b/empire-db-jsf2/src/main/java/org/apache/empire/jsf2/controls/InputControl.java
index 75d0646..1b67060 100644
--- a/empire-db-jsf2/src/main/java/org/apache/empire/jsf2/controls/InputControl.java
+++ b/empire-db-jsf2/src/main/java/org/apache/empire/jsf2/controls/InputControl.java
@@ -412,6 +412,8 @@
Object value = reqMap.get(clientId);
if (input.isLocalValueSet() == false)
input.setSubmittedValue(value);
+ // change the style
+ addRemoveValueNullStyle(input, ObjectUtils.isEmpty(value));
return;
}
else if (input.getSubmittedValue() != null) // && FacesUtils.isClearSubmittedValues(fc)
@@ -438,6 +440,8 @@
{ // Set the value
value = formatInputValue(value, ii);
input.setValue(value);
+ // change the style
+ addRemoveValueNullStyle(input, ObjectUtils.isEmpty(value));
}
}
@@ -595,6 +599,11 @@
if (value != null)
input.getAttributes().put(name, String.valueOf(value));
}
+
+ public void addRemoveValueNullStyle(UIInput input, boolean nullValue)
+ {
+ addRemoveStyle(input, " eValNull", nullValue);
+ }
public void addRemoveDisabledStyle(UIInput input, boolean disabled)
{
diff --git a/empire-db-jsf2/src/main/java/org/apache/empire/jsf2/utils/TagEncodingHelper.java b/empire-db-jsf2/src/main/java/org/apache/empire/jsf2/utils/TagEncodingHelper.java
index b76f0d7..e151873 100644
--- a/empire-db-jsf2/src/main/java/org/apache/empire/jsf2/utils/TagEncodingHelper.java
+++ b/empire-db-jsf2/src/main/java/org/apache/empire/jsf2/utils/TagEncodingHelper.java
@@ -1384,7 +1384,7 @@
// styleClass
if (StringUtils.isNotEmpty(styleClass))
- label.setStyleClass(styleClass);
+ label.setStyleClass(completeLabelStyleClass(styleClass, required));
// for
if (StringUtils.isNotEmpty(forInput) && !readOnly)
@@ -1422,7 +1422,6 @@
public void updateLabelComponent(FacesContext context, HtmlOutputLabel label, String forInput)
{
- boolean hasMark = (label.getChildCount()>0);
// Find Input Control (only if forInput Attribute has been set!)
InputTag inputTag = null;
if (StringUtils.isNotEmpty(forInput) && !forInput.equals("*"))
@@ -1435,6 +1434,11 @@
}
// Is the Mark required?
boolean required = (inputTag!=null ? inputTag.isInputRequired() : isValueRequired());
+ // Style Class
+ String styleClass = label.getStyleClass();
+ label.setStyleClass(completeLabelStyleClass(styleClass, required));
+ // set mark
+ boolean hasMark = (label.getChildCount()>0);
if (required==hasMark)
return;
// Add or remove the mark
@@ -1443,6 +1447,28 @@
else
label.getChildren().clear();
}
+
+ protected String completeLabelStyleClass(String styleClass, boolean required)
+ {
+ final String LABEL_REQ_STYLE = " "+InputControl.STYLECLASS_REQUIRED;
+
+ boolean hasRequired = StringUtils.contains(styleClass, LABEL_REQ_STYLE);
+ if (required==hasRequired)
+ return styleClass; // no change
+ // must be empty at least
+ if (styleClass==null)
+ styleClass="";
+ // add or remove
+ if (required) {
+ styleClass += LABEL_REQ_STYLE;
+ }
+ else
+ { // remove both
+ styleClass = StringUtils.remove(styleClass, LABEL_REQ_STYLE);
+ }
+ // done
+ return styleClass;
+ }
protected void addRequiredMark(HtmlOutputLabel label)
{
diff --git a/empire-db/src/main/java/org/apache/empire/commons/StringUtils.java b/empire-db/src/main/java/org/apache/empire/commons/StringUtils.java
index 424c257..67bd2d7 100644
--- a/empire-db/src/main/java/org/apache/empire/commons/StringUtils.java
+++ b/empire-db/src/main/java/org/apache/empire/commons/StringUtils.java
@@ -130,6 +130,34 @@
}
/**
+ * Returns true if the given substring is part of the string provided by value
+ *
+ * @param value the value to check
+ * @param substring the substring
+ * @return true if the given substring is part of the string provided by value
+ */
+ public static boolean contains(String value, String substring)
+ {
+ if (value==null || substring==null)
+ return false;
+ return ((value.indexOf(substring))>=0);
+ }
+
+ /**
+ * Returns true if the given substring is part of the string provided by value
+ *
+ * @param value the value to check
+ * @param substring the substring
+ * @return true if the given substring is part of the string provided by value
+ */
+ public static boolean notContains(String value, String substring)
+ {
+ if (value==null || substring==null)
+ return true;
+ return ((value.indexOf(substring))<0);
+ }
+
+ /**
* Converts an array of objects to a string.
*
* @param array array of objects
