SPR-4700 - Add single checkbox input macro for Velocity and Freemarker

Author: poutsma

org.springframework.web.servlet/src/main/java/org/springframework/web/servlet/view/freemarker/spring.ftl

@@ -296,6 +296,23 @@
     <input type="hidden" name="_${status.expression}" value="on"/>
 </#macro>
 
+<#--
+ * formCheckbox
+ *
+ * Show a single checkbox.
+ *
+ * @param path the name of the field to bind to
+ * @param attributes any additional attributes for the element (such as class
+ *    or CSS styles or size
+-->
+<#macro formCheckbox path attributes="">
+	<@bind path />
+	<#local checked><#if status.value?? && status.value?string=="true">true<#else>false</#if></#local>
+	<#local id><#if status.expression??>${status.expression}<#else>${path}</#if></#local>
+	<input type="hidden" name="_${id}" value="on"/>
+	<input type="checkbox" id="${id}" name="${id}" checked="${checked}" ${attributes}/>
+</#macro>
+
 <#--
  * showErrors
  *

org.springframework.web.servlet/src/main/java/org/springframework/web/servlet/view/velocity/spring.vm

@@ -269,6 +269,21 @@
     <input type="hidden" name="_${status.expression}" value="on"/>
 #end
 
+#**
+ * springFormCheckbox
+ *
+ * Show a single checkbox.
+ *
+ * @param path the name of the field to bind to
+ * @param attributes any additional attributes for the element (such as class
+ *    or CSS styles or size
+*#
+#macro( springFormCheckbox $path $attributes )
+    #springBind($path)
+ 	<input type="hidden" name="_${status.expression}" value="on"/>
+	<input type="checkbox" id="${status.expression}" name="${status.expression}" checked="#if("$!{status.value}"=="true")true#{else}false#end" ${attributes}/>
+#end
+
 #**
  * springShowErrors
  *

org.springframework.web.servlet/src/test/java/org/springframework/web/servlet/view/freemarker/FreeMarkerMacroTests.java

@@ -140,6 +140,7 @@ public void testAllMacros() throws Exception {
 
 		TestBean tb = new TestBean("Darren", 99);
 		tb.setSpouse(new TestBean("Fred"));
+		tb.setJedi(true);
 		request.setAttribute("command", tb);
 
 		HashMap names = new HashMap();
@@ -192,6 +193,10 @@ public void testAllMacros() throws Exception {
 			if (tokens[i].equals("FORM11")) assertEquals("<input type=\"text\" id=\"name\" name=\"name\" value=\"Darren\"     >", tokens[i + 1]);
 			if (tokens[i].equals("FORM12")) assertEquals("<input type=\"hidden\" id=\"name\" name=\"name\" value=\"Darren\"     >", tokens[i + 1]);
 			if (tokens[i].equals("FORM13")) assertEquals("<input type=\"password\" id=\"name\" name=\"name\" value=\"\"     >", tokens[i + 1]);
+			if (tokens[i].equals("FORM15")) assertEquals("<input type=\"hidden\" name=\"_name\" value=\"on\"/>", tokens[i + 1]);
+			if (tokens[i].equals("FORM15")) assertEquals("<input type=\"checkbox\" id=\"name\" name=\"name\" checked=\"false\" />", tokens[i + 2]);
+			if (tokens[i].equals("FORM16")) assertEquals("<input type=\"hidden\" name=\"_jedi\" value=\"on\"/>", tokens[i + 1]);
+			if (tokens[i].equals("FORM16")) assertEquals("<input type=\"checkbox\" id=\"jedi\" name=\"jedi\" checked=\"true\" />", tokens[i + 2]);
 		}
 	}
 

org.springframework.web.servlet/src/test/java/org/springframework/web/servlet/view/freemarker/test.ftl

@@ -77,3 +77,9 @@ FORM13
 
 FORM14
 <@spring.formSingleSelect "command.name", options, ""/>
+
+FORM15
+<@spring.formCheckbox "command.name"/>
+
+FORM16
+<@spring.formCheckbox "command.jedi"/>

org.springframework.web.servlet/src/test/java/org/springframework/web/servlet/view/velocity/VelocityMacroTests.java

@@ -133,6 +133,7 @@ public void testAllMacros() throws Exception {
 		rc.setContextPath("/springtest");
 
 		TestBean tb = new TestBean("Darren", 99);
+		tb.setJedi(true);
 		request.setAttribute("command", tb);
 
 		HashMap names = new HashMap();
@@ -178,6 +179,10 @@ public void testAllMacros() throws Exception {
 			//TODO verify remaining output (fix whitespace)
 			if (tokens[i].equals("FORM9")) assertEquals("<input type=\"password\" id=\"name\" name=\"name\" value=\"\" >", tokens[i + 1]);
 			if (tokens[i].equals("FORM10")) assertEquals("<input type=\"hidden\" id=\"name\" name=\"name\" value=\"Darren\" >", tokens[i + 1]);
+			if (tokens[i].equals("FORM15")) assertEquals("<input type=\"hidden\" name=\"_name\" value=\"on\"/>", tokens[i + 1]);
+			if (tokens[i].equals("FORM15")) assertEquals("<input type=\"checkbox\" id=\"name\" name=\"name\" checked=\"false\" />", tokens[i + 2]);
+			if (tokens[i].equals("FORM16")) assertEquals("<input type=\"hidden\" name=\"_jedi\" value=\"on\"/>", tokens[i + 1]);
+			if (tokens[i].equals("FORM16")) assertEquals("<input type=\"checkbox\" id=\"jedi\" name=\"jedi\" checked=\"true\" />", tokens[i + 2]);
 		}
 	}
 

org.springframework.web.servlet/src/test/java/org/springframework/web/servlet/view/velocity/test.vm

@@ -53,5 +53,12 @@ FORM9
 FORM10
 #springFormHiddenInput("command.name" "")
 
+FORM15
+#springFormCheckbox("command.name" "")
+
+FORM16
+#springFormCheckbox("command.jedi" "")
+
+
 ERRORS
 #springShowErrors(" " "")