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2025-12-11 23:24:18 -05:00
commit 60158087c4
48 changed files with 14416 additions and 0 deletions
--- a/js/jquery.html5-placeholder-shim.js
+++ b/js/jquery.html5-placeholder-shim.js
@@ -0,0 +1,105 @@
+(function($) {
+  // @todo Document this.
+  $.extend($,{ placeholder: {
+      browser_supported: function() {
+        return this._supported !== undefined ?
+          this._supported :
+          ( this._supported = !!('placeholder' in $('<input type="text">')[0]) );
+      },
+      shim: function(opts) {
+        var config = {
+          color: '#888',
+          cls: 'placeholder',
+          selector: 'input[placeholder], textarea[placeholder]'
+        };
+        $.extend(config,opts);
+        return !this.browser_supported() && $(config.selector)._placeholder_shim(config);
+      }
+  }});
+
+  $.extend($.fn,{
+    _placeholder_shim: function(config) {
+      function calcPositionCss(target)
+      {
+        var op = $(target).offsetParent().offset();
+        var ot = $(target).offset();
+
+        return {
+          top: ot.top - op.top,
+          left: ot.left - op.left,
+          width: $(target).width()
+        };
+      }
+      function adjustToResizing(label) {
+      	var $target = label.data('target');
+      	if(typeof $target !== "undefined") {
+          label.css(calcPositionCss($target));
+          $(window).one("resize", function () { adjustToResizing(label); });
+        }
+      }
+      return this.each(function() {
+        var $this = $(this);
+
+        if( $this.is(':visible') ) {
+
+          if( $this.data('placeholder') ) {
+            var $ol = $this.data('placeholder');
+            $ol.css(calcPositionCss($this));
+            return true;
+          }
+
+          var possible_line_height = {};
+          if( !$this.is('textarea') && $this.css('height') != 'auto') {
+            possible_line_height = { lineHeight: $this.css('height'), whiteSpace: 'nowrap' };
+          }
+
+          var ol = $('<label />')
+            .text($this.attr('placeholder'))
+            .addClass(config.cls)
+            .css($.extend({
+              position:'absolute',
+              display: 'inline',
+              float:'none',
+              overflow:'hidden',
+              textAlign: 'left',
+              color: config.color,
+              cursor: 'text',
+              paddingTop: $this.css('padding-top'),
+              paddingRight: $this.css('padding-right'),
+              paddingBottom: $this.css('padding-bottom'),
+              paddingLeft: $this.css('padding-left'),
+              fontSize: $this.css('font-size'),
+              fontFamily: $this.css('font-family'),
+              fontStyle: $this.css('font-style'),
+              fontWeight: $this.css('font-weight'),
+              textTransform: $this.css('text-transform'),
+              backgroundColor: 'transparent',
+              zIndex: 99
+            }, possible_line_height))
+            .css(calcPositionCss(this))
+            .attr('for', this.id)
+            .data('target',$this)
+            .click(function(){
+              $(this).data('target').focus();
+            })
+            .insertBefore(this);
+          $this
+            .data('placeholder',ol)
+            .focus(function(){
+              ol.hide();
+            }).blur(function() {
+              ol[$this.val().length ? 'hide' : 'show']();
+            }).triggerHandler('blur');
+          $(window).one("resize", function () { adjustToResizing(ol); });
+        }
+      });
+    }
+  });
+})(jQuery);
+
+jQuery(document).add(window).bind('ready load', function() {
+  if (jQuery.placeholder) {
+    jQuery.placeholder.shim();
+  }
+});
+