web/wp-content/plugins/event-calendar/edit_form.js
branchwordpress
changeset 109 03b0d1493584
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/web/wp-content/plugins/event-calendar/edit_form.js	Wed Dec 23 17:55:33 2009 +0000
@@ -0,0 +1,202 @@
+/* EventCalendar.  $Revision: 255 $
+ * Copyright (C) 2005 2006, Alex Tingle.
+ * This file is licensed under the GNU GPL. See LICENSE file for details.
+ */
+
+/** Register an onload function. */
+function WindowOnload(f)
+{
+  var prev=window.onload;
+  window.onload=function(){ if(prev)prev(); f(); }
+}
+
+/***
+ ***  Set elsewhere: Ec3EditForm.event_cat_id
+ ***                 Ec3EditForm.start_of_week
+ ***/
+
+// namespace
+function Ec3EditForm()
+{
+  var fmt="%Y-%m-%d %H:%M";
+
+  WindowOnload( function()
+  {
+    var ELEMENT_NODE=1;
+    var TEXT_NODE=3;
+
+    Ec3EditForm.fieldset_se=document.getElementById('ec3_schedule_editor');
+    Ec3EditForm.rows=document.getElementById('ec3_rows');
+    Ec3EditForm.catinput=document.getElementById(Ec3EditForm.event_cat_id);
+    
+    if(Ec3EditForm.fieldset_se && Ec3EditForm.rows && Ec3EditForm.catinput)
+    {
+      // Perform some sleight of hand....
+      // What I WANT to do, is set Ec3EditForm.catinput to read only, however
+      // that's not possible for a checkbox. Disabled is good, but disabled
+      // checkboxes are never submitted with the form. So, we HIDE the real
+      // checkbox, and make a new dummy one that is shown but disabled.
+      Ec3EditForm.dummyinput=Ec3EditForm.catinput.cloneNode(true);
+      Ec3EditForm.dummyinput.id='ec3_dummy';
+      Ec3EditForm.dummyinput.name='ec3_dummy';
+      Ec3EditForm.dummyinput.disabled=true;
+      Ec3EditForm.catinput.parentNode.insertBefore(
+        Ec3EditForm.dummyinput, Ec3EditForm.catinput
+      );
+      Ec3EditForm.catinput.style.display='none';
+      update_category();
+      add_row_listeners(Ec3EditForm.fieldset_se);
+    }
+  } );
+
+  function add_row_listeners(e)
+  {
+    var buttons=e.getElementsByTagName('button');
+    for(var i=0; i<buttons.length; i++)
+      if(buttons[i].id.indexOf('trigger_ec3_')==0)
+      {
+        input_id=buttons[i].id.substr(8);
+        input=document.getElementById(input_id);
+        if(!input)
+          continue;
+        cal=Calendar.setup({
+          inputField:input,
+          ifFormat:fmt,
+          showsTime:true,
+          button:buttons[i].id,
+          step:1,
+          firstDay:Ec3EditForm.start_of_week,
+          singleClick:false,
+          onUpdate:cal_changed
+        });
+        try{
+          input.setAttribute('ec3_date',
+            Date.parseDate(input.value,fmt).getTime());
+        } catch(e) {
+          input.setAttribute('ec3_date',0);
+        }
+        firetree_addEvent(input,'change',on_changed);
+      }
+  }
+
+  function update_category()
+  {
+    // Set both the real AND dummpy checkboxes to match Ec3EditForm.rows.
+    if(Ec3EditForm.rows.value>0)
+    {
+      Ec3EditForm.catinput.checked=true;
+      Ec3EditForm.dummyinput.checked=true;
+    }
+    else
+    {
+      Ec3EditForm.catinput.checked=false;
+      Ec3EditForm.dummyinput.checked=false;
+    }
+  }
+
+  Ec3EditForm.add_row=function()
+  {
+    // Get the second-from-last TR
+    var trs=Ec3EditForm.fieldset_se.getElementsByTagName('tr');
+    var tr=trs[trs.length-2];
+    // Make a new row, based on it & add it into the table.
+    var new_tr=tr.cloneNode(1);
+
+    var selects=new_tr.getElementsByTagName('select'); 
+    for(var i=0; i<selects.length; i++)
+    {
+      selects[i].name+=trs.length-3;
+      selects[i].id=selects[i].name;
+    }
+
+    var inputs=new_tr.getElementsByTagName('input');                         
+    for(var i=0; i<inputs.length; i++)
+    {
+      inputs[i].name+=trs.length-3;
+      inputs[i].id=inputs[i].name;
+    }
+
+    var buttons=new_tr.getElementsByTagName('button');                         
+    for(var i=0; i<buttons.length; i++)
+    {
+      buttons[i].id+=trs.length-3;
+    }
+
+    new_tr.style.display=trs[0].style.display;
+    tr.parentNode.insertBefore(new_tr,tr);
+    Ec3EditForm.rows.value++;
+    update_category();
+    add_row_listeners(new_tr);
+  }
+
+  Ec3EditForm.del_row=function(element)
+  {
+    tr=element.parentNode.parentNode.parentNode;
+    var inputs=tr.getElementsByTagName('input');
+    for(var i=0; i<inputs.length; i++)
+      if(0 == inputs[i].name.indexOf('ec3_action_'))
+      {
+        inputs[i].value='delete';
+        break;
+      }
+    tr.style.display='none';
+    Ec3EditForm.rows.value--;
+    update_category();
+  }
+  
+  function on_changed(e)
+  {
+    var input;
+    if(e.currentTarget)
+        input=e.currentTarget; // Mozilla/Safari/w3c
+    else if(window.event)
+        input=window.event.srcElement; // IE
+    else
+        return;
+    input_changed(input);
+  }
+
+  function input_changed(input)
+  {
+    if(input.id.indexOf('ec3_start_')>=0)
+    {
+      // Change the end time to preserve the event duration.
+      var start=input;
+      var end=document.getElementById(start.id.replace('_start_','_end_'));
+      var start_date0=parseInt(start.getAttribute('ec3_date'));
+      var end_date0=parseInt(end.getAttribute('ec3_date'));
+      var start_date1=Date.parseDate(start.value,fmt).getTime();
+      start.setAttribute('ec3_date',start_date1);
+      var delta=start_date1 - start_date0;
+      var end_date1=end_date0+delta;
+      end.setAttribute('ec3_date',end_date1);
+      end.value=(new Date(end_date1)).print(fmt);
+    }
+    else if(input.id.indexOf('ec3_end_')>=0)
+    {
+      // Make sure that the start time is before the end time.
+      var start=document.getElementById(input.id.replace('_end_','_start_'));
+      var end=input;
+      var start_date0=parseInt(start.getAttribute('ec3_date'));
+      var end_date0=parseInt(end.getAttribute('ec3_date'));
+      var end_date1=Date.parseDate(end.value,fmt).getTime();
+      end.setAttribute('ec3_date',end_date1);
+      if(start_date0>end_date1)
+      {
+        var start_date1=end_date1;
+        start.setAttribute('ec3_date',start_date1);
+        start.value=(new Date(start_date1)).print(fmt);
+      }
+    }
+  }
+  
+  function cal_changed(cal)
+  {
+    input_changed(cal.params.inputField);
+  }
+
+} // end namespace Ec3EditForm
+
+
+// Export public functions from namespace.
+Ec3EditForm();