protected void Page_Load(object sender, EventArgs e)
{
int NodeType, TreeType;
Notes = new NoteTree(
gvSummarize,
lblPercentReduction,
lblNoteTools,
lblInfoTools,
lbxNodes,
lbxInfo,
lbxKeys,
drpKeys,
drpFilterOn,
drpSearchOn,
drpTxtOpr,
drpInfoTypes,
drpSummaries,
drpPictureType,
btnUp,
btnDown,
btnSummary,
btnRefresh,
btnRefreshInfo,
btnEdit,
btnEditInfo,
btnNew,
btnNewInfo,
btnNewChild,
btnInfoNode,
btnRestoreInfo,
btnSave,
btnSaveInfo,
btnAddKeyWord,
btnNewSummary,
btnSaveSummary,
btnPrevPicture,
btnNextPicture,
btnSavePicture,
btnGo,
btnBackOut,
btnSearch,
btnSrchBack,
rdoNotes,
rdoInfo,
rdoSmallSumm,
rdoLargeSumm,
rdoLargestSumm,
filUpload,
Picture,
txtFilterText,
txtSearchFilter,
txtKeyWord,
txtHeading,
txtNodeText,
txtPictureTitle,
txtSummText,
txtTxtSpecs);
if (!Page.IsPostBack)
{
// Initialize all settings
NodeType = 5;
TreeType = 2;
Notes.InitialSettings(TreeType, NodeType);
using (HowToDBEntities db = new HowToDBEntities())
{
var nodes =
from n in db.Nodes
where n.TreeID == 2 && n.TreeLevel == 1
orderby n.Heading
select new
{
n.Heading,
n.NodeID
};
if (nodes.Count() > 0)
{
lbxNodes.DataSource = nodes.ToList();
lbxNodes.DataBind();
}
var infos =
from i in db.Infoes
where i.TreeID == 2
select i;
if (infos.Count() > 0)
{
lbxInfo.DataSource = infos.ToList();
lbxInfo.DataBind();
}
var keys =
(from n in db.Keys
where n.TreeID == 2
orderby n.KeyText
select new
{
n.KeyText,
}).Distinct();
if (keys.Count() > 0)
{
lbxKeys.DataSource = keys.ToList();
lbxKeys.DataBind();
}
var infotypes =
from t in db.Typs
where t.Category == "Info"
select t;
if (infotypes.Count() > 0)
{
drpInfoTypes.DataSource = infotypes.ToList();
drpInfoTypes.DataBind();
}
var picturetypes =
from t in db.Typs
where t.Category == "Pictures"
select t;
if (infos.Count() > 0)
{
drpPictureType.DataSource = picturetypes.ToList();
drpPictureType.DataBind();
}
}
Notes.NodeChanged();
SetViewStates("Define");
SetViewStates("All");
}
else
{
// Copy from viewstate variables
SetViewStates("PostBack");
using (HowToDBEntities db = new HowToDBEntities())
{
var infotypes =
from t in db.Typs
where t.Category == "Info"
select t;
if (infotypes.Count() > 0)
{
drpInfoTypes.DataSource = infotypes.ToList();
drpInfoTypes.DataBind();
}
var picturetypes =
from t in db.Typs
where t.Category == "Pictures"
select t;
if (picturetypes.Count() > 0)
{
drpPictureType.DataSource = picturetypes.ToList();
drpPictureType.DataBind();
}
}
}
}
protected void lbxNodes_SelectedIndexChanged(object sender, EventArgs e)
{
Notes.NodeChanged();
Notes.Item = 0;
Notes.Operation = "Browse";
SetViewStates("NodeChanged");
}