58 lines
2.2 KiB
JavaScript
58 lines
2.2 KiB
JavaScript
/**
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* jQuery.placeholder - Placeholder plugin for input fields
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* Written by Blair Mitchelmore (blair DOT mitchelmore AT gmail DOT com)
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* Licensed under the WTFPL (http://sam.zoy.org/wtfpl/).
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* Date: 2008/10/14
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*
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* @author Blair Mitchelmore
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* @version 1.0.1
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*
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**/
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new function($) {
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$.fn.placeholder = function(settings) {
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settings = settings || {};
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var key = settings.dataKey || "placeholderValue";
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var attr = settings.attr || "placeholder";
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var className = settings.className || "placeholder";
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var values = settings.values || [];
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var block = settings.blockSubmit || false;
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var blank = settings.blankSubmit || false;
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var submit = settings.onSubmit || false;
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var value = settings.value || "";
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var position = settings.cursor_position || 0;
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return this.filter(":input").each(function(index) {
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$.data(this, key, values[index] || $(this).attr(attr));
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}).each(function() {
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if ($.trim($(this).val()) === "")
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$(this).addClass(className).val($.data(this, key));
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}).focus(function() {
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if ($.trim($(this).val()) === $.data(this, key))
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$(this).removeClass(className).val(value)
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if ($.fn.setCursorPosition) {
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$(this).setCursorPosition(position);
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}
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}).blur(function() {
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if ($.trim($(this).val()) === value)
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$(this).addClass(className).val($.data(this, key));
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}).each(function(index, elem) {
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if (block)
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new function(e) {
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$(e.form).submit(function() {
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return $.trim($(e).val()) != $.data(e, key)
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});
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}(elem);
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else if (blank)
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new function(e) {
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$(e.form).submit(function() {
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if ($.trim($(e).val()) == $.data(e, key))
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$(e).removeClass(className).val("");
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return true;
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});
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}(elem);
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else if (submit)
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new function(e) { $(e.form).submit(submit); }(elem);
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});
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};
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}(jQuery); |