1.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000
1.2 +++ b/examples/Common/VerySimple/Resources/scripts/XSLForms.js Thu Jul 21 22:38:46 2005 +0000
1.3 @@ -0,0 +1,128 @@
1.4 +function requestUpdate(url, fieldNames, targetName, targetFieldNames, elementPath) {
1.5 +
1.6 + // Note that XMLHttpRequest access may be denied if Mozilla believes that
1.7 + // this resource's URL and the supplied URL are different.
1.8 +
1.9 + var xmlhttp = new XMLHttpRequest();
1.10 + xmlhttp.open("POST", url, false);
1.11 +
1.12 + // Add the element path specification.
1.13 +
1.14 + var requestBody = ("element-path=" + elementPath);
1.15 +
1.16 + // Send the controlling field value.
1.17 +
1.18 + requestBody += addFields(fieldNames, false);
1.19 + requestBody += addFields(targetFieldNames, true);
1.20 +
1.21 + // Load the remote document with the given parameters sent as text in the request body.
1.22 +
1.23 + xmlhttp.send(requestBody);
1.24 +
1.25 + // Parse the result document.
1.26 +
1.27 + var newDocument = Sarissa.getDomDocument();
1.28 + newDocument = (new DOMParser()).parseFromString(xmlhttp.responseText, "text/xml");
1.29 +
1.30 + // Find the definition of the affected field in the result document.
1.31 +
1.32 + var newElement = newDocument.getElementById(targetName);
1.33 + var targetElement = document.getElementById(targetName);
1.34 +
1.35 + // Insert the new definition into the current document.
1.36 +
1.37 + if (newElement != null && targetElement != null) {
1.38 + var importedElement = document.importNode(newElement, true);
1.39 + targetElement.parentNode.replaceChild(importedElement, targetElement);
1.40 + //importedElement.setAttribute("style", "background-color:red;");
1.41 + }
1.42 +
1.43 + // NOTE: Test Konqueror bug.
1.44 +
1.45 + //showMismatch(targetFieldNameArray);
1.46 +}
1.47 +
1.48 +function addFields(fieldNames, disable) {
1.49 +
1.50 + // If no field names exist do not attempt to collect their values.
1.51 +
1.52 + if (fieldNames == "") {
1.53 + return "";
1.54 + }
1.55 +
1.56 + var requestBody = "";
1.57 +
1.58 + // Process each target field name.
1.59 +
1.60 + var fieldNameArray = fieldNames.split(",");
1.61 +
1.62 + // Add the values of the dependent fields.
1.63 +
1.64 + for (var i = 0; i < fieldNameArray.length; i++) {
1.65 + var fieldName = fieldNameArray[i];
1.66 +
1.67 + // Find the values of the target field.
1.68 +
1.69 + var fieldValue;
1.70 + var fieldNodes = document.getElementsByName(fieldName);
1.71 + for (var v = 0; v < fieldNodes.length; v++) {
1.72 +
1.73 + // Test for different field types.
1.74 +
1.75 + if (fieldNodes[v].options) {
1.76 + for (var opt = 0; opt < fieldNodes[v].options.length; opt++) {
1.77 + if (fieldNodes[v].options[opt].selected) {
1.78 + fieldValue = fieldNodes[v].options[opt].value;
1.79 + requestBody += ("\r\n" + fieldName + "=" + fieldValue);
1.80 + }
1.81 + }
1.82 + } else {
1.83 + fieldValue = fieldNodes[v].value;
1.84 + requestBody += ("\r\n" + fieldName + "=" + fieldValue);
1.85 + }
1.86 + }
1.87 +
1.88 + // NOTE: Konqueror hack: disable fields.
1.89 +
1.90 + if (disable) {
1.91 + disableFields(fieldName);
1.92 + }
1.93 + }
1.94 +
1.95 + return requestBody;
1.96 +}
1.97 +
1.98 +function disableFields(targetFieldName) {
1.99 +
1.100 + for (var i = 0; i < document.forms.length; i++) {
1.101 + var form = document.forms[i];
1.102 + for (var j = 0; j < form.elements.length; j++) {
1.103 + if (form.elements[j].name == targetFieldName) {
1.104 + form.elements[j].name = "";
1.105 + }
1.106 + }
1.107 + }
1.108 +}
1.109 +
1.110 +function showMismatch(targetFieldNameArray) {
1.111 +
1.112 + // Show how the number of field elements with a given name can be different
1.113 + // from the number known to the DOM Level 0 part of the API.
1.114 +
1.115 + for (var h = 0; h < targetFieldNameArray.length; h++) {
1.116 + var targetFieldName = targetFieldNameArray[h];
1.117 + var targetFieldNodes = document.getElementsByName(targetFieldName);
1.118 + alert("Nodes for " + targetFieldName + ": " + targetFieldNodes.length);
1.119 +
1.120 + var count = 0;
1.121 + for (var i = 0; i < document.forms.length; i++) {
1.122 + var form = document.forms[i];
1.123 + for (var j = 0; j < form.elements.length; j++) {
1.124 + if (form.elements[j].name == targetFieldName) {
1.125 + count++;
1.126 + }
1.127 + }
1.128 + }
1.129 + alert("Fields for " + targetFieldName + ": " + count);
1.130 + }
1.131 +}