/**
* Handler for when the label for an APNode is changed
*/
private void afterAPLabelEdit_handler(object sender, NodeLabelEditEventArgs e)
{
if (e.Label != null)
{
/* New name should have a length > 0 */
if (e.Label.Length == 0)
{
/* Cancel the label edit action, inform the user, and
* place the node in edit mode again. */
e.CancelEdit = true;
MessageBox.Show("New name cannot be blank");
e.Node.BeginEdit();
}
/* Update the name of the node in DB an UI */
UITreeViewNode apNode = e.Node as UITreeViewNode;
DBResult res = this.db.updateName(apNode.type, apNode.id, e.Label.ToString());
if (res.ecode == ErrorCode.OP_SUCCESS)
{
apNode.Text = e.Label.ToString();
}
else
{
e.CancelEdit = true;
this.showDBError(res);
}
}
}
/**
* Handler for when the label for a PPNode is changed
*/
private void participantPanel_AfterLabelEdit(object sender, NodeLabelEditEventArgs e)
{
if (e.Label != null)
{
/* New name should have a length > 0 */
if (e.Label.Length == 0)
{
/* Prompt user to re-enter a new name */
e.CancelEdit = true;
MessageBox.Show("New name cannot be blank");
e.Node.BeginEdit();
}
/* Update the name of the node in DB an UI */
UITreeViewNode ppNode = e.Node as UITreeViewNode;
DBResult res = this.db.updateName(ppNode.type, ppNode.id, e.Label.ToString());
if (res.ecode == ErrorCode.OP_SUCCESS)
{
ppNode.Text = e.Label.ToString();
}
else
{
e.CancelEdit = true;
this.showDBError(res);
}
}
}
/**
* -----------------------------------
* PARTICIPANT PANEL (TREE VIEW)
* -----------------------------------
*/
#region Participant Panel handlers
/**
* Updates the reference participant node that was
* clicked on
*/
private void getPPNodeFromClick(object sender, MouseEventArgs e)
{
if (e.Button == MouseButtons.Right || e.Button == MouseButtons.Left)
{
// Select the clicked node
this.curPPNode = this.participantPanel.GetNodeAt(e.X, e.Y) as UITreeViewNode;
}
}
private void apComponentCM_rename_Click(object sender, EventArgs e)
{
if (this.curAPNode != null)
{
UITreeViewNode cn = this.curAPNode;
cn.BeginEdit();
}
/* NOTE: The update in the DB is handled by the
* afterAPLabelEdit_handler function
*/
}
/**
* Rename group
*/
private void ppGroupCM_rename_Click(object sender, EventArgs e)
{
if (this.curPPNode != null)
{
/* Get the group node object */
UITreeViewNode cn = this.curPPNode;
/* change the text value */
cn.BeginEdit();
/* NOTE: The update in the DB is handled by the
* afterPPLabelEdit_handler function
*/
}
}
/**
* -----------------------------------
* CONTEXT MENU STRIP HANDLERS FOR PP
* -----------------------------------
*/
#region Right-clicking on nothing
/**
* New -> Group
*/
private void ppCM_new_group_Click(object sender, EventArgs e)
{
/* Create a new node that corresponds to a new group */
string newGroupName = "New Group"; /* default */
/* TODO: Update DB with the new group */
// int result = this.db.addNewGroup(newGroupName, this.curSelCourseID)
UITreeViewNode newGroupNode =
new UITreeViewNode(EntityConstants.EntityType.Group,
newGroupName,
null, /* groups have no parent nodes */
this.ppGroupContextMenu);
// newGroupNode.id = result
this.participantPanel.Nodes.Add(newGroupNode);
}
/**
* Remove the selected student
*/
private void ppStudentCM_delete_Click(object sender, EventArgs e)
{
/* Prompt user to confirm */
if (MessageBox.Show(DialogueMessages.STUDENT_REMOVE_CONFIRMATION, "", MessageBoxButtons.OKCancel)
== DialogResult.OK)
{
/* Reflect change in DB */
// int result = this.db.deleteStudent(this.curPPNode.id, this.curSelCourseID);
/* Remove this node from the parent group in UI */
UITreeViewNode parentGroup = this.curPPNode.parentNode;
parentGroup.Nodes.Remove(this.curPPNode);
/* Dereference current node */
this.curPPNode = null;
}
}
/**
* -----------------------------------
* CONTEXT MENU STRIP HANDLERS FOR AP
* -----------------------------------
*/
#region Context Menu Strips Handlers - occurs when a right click is made
#region Right-clicking on nothing
/**
* "New -> Course"
*/
private void apCM_new_course_Click(object sender, EventArgs e)
{
/* Create a new node that corresponds to a new course */
string newCourseName = "New Course"; /* default */
/* TODO: Update DB with the new course */
// Course newCourse = this.db.addNewCourse(newCourseName);
UITreeViewNode newCourseNode =
new UITreeViewNode(EntityConstants.EntityType.Course,
newCourseName, /* default name of new course */
null, /* courses have no parent nodes */
this.apCourseContextMenu);
// newCourseNode.id = result
this.assessmentPanel.Nodes.Add(newCourseNode);
}
/**
* New -> Student
*/
private void ppGroupCM_new_student_Click(object sender, EventArgs e)
{
if (this.curPPNode != null)
{
/* Create a new student node for the associated group */
string newStudentName = "New Student"; /* default */
/* TODO: Update DB with the new student */
// int result = this.db.addNewStudent(...);
UITreeViewNode newStudentNode =
new UITreeViewNode(EntityConstants.EntityType.Student,
newStudentName, /* default name of new course */
this.curPPNode,
this.ppStudentContextMenu);
// newAssessmentNode.id = result
this.curPPNode.Nodes.Add(newStudentNode);
this.curPPNode.Expand(); /* Keep group node expanded */
}
}
/**
* New -> Component
*/
private void apAssessmentCM_new_component_Click(object sender, EventArgs e)
{
if (this.curAPNode != null)
{
/* Create a new component node for the associated assessement */
string newComponentName = "New Component"; /* default */
/* TODO: Update DB with the new component */
// int result = this.db.addNewComponent(newComponentName, null, this.curAPNode.id);
UITreeViewNode newComponentNode =
new UITreeViewNode(EntityConstants.EntityType.Component,
newComponentName, /* default name of new course */
this.curAPNode,
this.apComponentContextMenu);
// newAssessmentNode.id = result
this.curAPNode.Nodes.Add(newComponentNode);
this.curAPNode.Expand(); /* Keep assessment node expanded */
}
}
/**
* Remove this specific treenode
*/
private void apComponentCM_delete_Click(object sender, EventArgs e)
{
if (this.curAPNode != null)
{
/* Prompt user to confirm */
if (MessageBox.Show(DialogueMessages.COMPONENT_REMOVE_CONFIRMATION, "", MessageBoxButtons.OKCancel)
== DialogResult.OK)
{
/* Reflect change in DB */
// int result = this.db.deleteComponent(this.curAPNode.id);
/* Remove this node from the parent course in UI */
UITreeViewNode parentCourse = this.curAPNode.parentNode;
parentCourse.Nodes.Remove(this.curAPNode);
/* Dereference current node */
this.curAPNode = null;
}
}
}
