private void DeleteTreeNode(TreeNode treeNodeSelected)
{
try
{
if (treeNodeSelected.Name == "PARENTNODE")//the selected node is a parentNode
{
if (MessageBox.Show("Do you want to delete this parent node [" + treeNodeSelected.Text + "]" +
" and all its children?\n(NB: This action cannot be undone.)",
"Warning!", MessageBoxButtons.YesNo) == DialogResult.Yes)
{
foreach (TreeNode child in treeNodeSelected.Nodes)//close tabpage if possible
{
CloseTabPage(child.Name);
RecentlyOpenedDocs.DeleteSermonFromID(int.Parse(child.Name));
Sermon.DeleteSermon(int.Parse(child.Name));
}
if (int.TryParse(treeNodeSelected.Name, out int id))
{
CloseTabPage(treeNodeSelected.Name);
RecentlyOpenedDocs.DeleteSermonFromID(int.Parse(treeNodeSelected.Name));
Sermon.DeleteSermon(int.Parse(treeNodeSelected.Name));
}
treeNodeSelected.Remove();
}
}
else//i.e. the selected node is not a parent node
{
TreeNode parentNode = treeNodeSelected.Parent;
if (treeNodeSelected.Name != null)
{
if (MessageBox.Show("Do you want to delete this node [" + treeNodeSelected.Text + "]" +
"?\n(NB: This action cannot be undone.)",
"Warning!", MessageBoxButtons.YesNo) == DialogResult.Yes)
{
CloseTabPage(treeNodeSelected.Name);//close tabpage if possible
treeNodeSelected.Remove();
RecentlyOpenedDocs.DeleteSermonFromID(int.Parse(treeNodeSelected.Name));
Sermon.DeleteSermon(int.Parse(treeNodeSelected.Name));
StatusBarMessages.SetStatusBarMessageAction("Deleted " + treeNodeSelected.Text);
}
}
else
{
MessageBox.Show("Could not access node data.\nPlease try again.", "Failed to delete!");
}
if (parentNode.GetNodeCount(false) == 0)
{
parentNode.Remove();
}
}
}
catch
{
MessageBox.Show("Kindly specify the node to be deleted.");
}
}
public StartPageContentForm(SplitterPanel parent, ParentForm formParent)
{
parentForm = formParent;
FormBorderStyle = FormBorderStyle.None;
TopLevel = false;
Parent = parent;
Dock = DockStyle.Fill;
Visible = false;
SplitContainer splitContainer0 = new SplitContainer()
{
Parent = this,
Dock = DockStyle.Fill,
Orientation = Orientation.Vertical,
IsSplitterFixed = true,
SplitterWidth = 1,
SplitterDistance = Width / 3
};
GroupBox gbx1Start = new GroupBox()
{
Text = "Start",
Parent = splitContainer0.Panel1,
Dock = DockStyle.Fill
};
GroupBox gbx2RecentsPanel = new GroupBox()
{
Text = "Recent",
Parent = splitContainer0.Panel2,
Dock = DockStyle.Fill
};
TreeView tvStart = new TreeView()
{
Parent = gbx1Start,
Dock = DockStyle.Fill,
BorderStyle = BorderStyle.None
};
TreeView tvRecent = new TreeView()
{
Parent = gbx2RecentsPanel,
Dock = DockStyle.Fill,
BorderStyle = BorderStyle.None
};
tvStart.NodeMouseDoubleClick += new TreeNodeMouseClickEventHandler(StartTreeNode_DoubleClick);
tvRecent.NodeMouseDoubleClick += new TreeNodeMouseClickEventHandler(RecentsTreeNode_DoubleClick);
try { RecentlyOpenedDocs RODs = new RecentlyOpenedDocs(); }
catch {; }
AddTreeNodesToTreeViewStart(tvStart);
AddTreeNodesToTreeViewRecent(tvRecent);
}
private void RecentsTreeNode_DoubleClick(object sender, TreeNodeMouseClickEventArgs e)
{
if (e.Button == MouseButtons.Left)
{
string[] arraySermonComponents = RecentlyOpenedDocs.OpenSermonFromID(int.Parse(e.Node.Name));
if (arraySermonComponents == null)
{
return;
}
else
{
Form displayForm = SermonReader.DisplayStoredSermon(arraySermonComponents);
parentForm.AddNewTabPage(displayForm);
}
}
}
/// <summary>
/// Occurs when a control is successfully added to the TabControl
/// </summary>
/// <param name="sender">The control that initiated the event.</param>
/// <param name="e">ControlEvent arguments.</param>
private void TabControl_ControlAdded(object sender, ControlEventArgs e)
{
if (tabControl.SelectedTab != null)
{
StatusBarMessages.SetStatusBarMessageShowing(tabControl.SelectedTab.Text);
}
if (e.Control is TabPage tabPage)
{
foreach (var c in tabPage.Name)
{
if (!char.IsDigit(c))
{
return;
}
}
menuItemFile_Close.Enabled = true;
menuItemFile_CloseAll.Enabled = true;
menuItemFile_Print.Enabled = true;
RecentlyOpenedDocs.AddNewNode(int.Parse(tabPage.Name), tabPage.Text);
}
}
private void MenuItemDeleteAll_Click(object sender, EventArgs e)
{
DialogResult userChoice = MessageBox.Show("This option is going to delete every record in your library. Do you wish to continue?\n(NB: This action cannot be undone.)", "Warning", MessageBoxButtons.YesNo, MessageBoxIcon.Warning);
if (userChoice == DialogResult.Yes)
{
try
{
foreach (TreeNode tnParentNode in Nodes)
{
foreach (TreeNode tnChildNode in tnParentNode.Nodes)
{
try
{
string szRemoved = tnChildNode.Name;
CloseTabPage(szRemoved);//close tabpage if possible
Sermon.DeleteSermon(int.Parse(szRemoved));
RecentlyOpenedDocs.DeleteSermonFromID(int.Parse(szRemoved));
}
catch {; }
}
}
Nodes.Clear();
Sort();
if (Nodes.Count != 0)
{
MessageBox.Show("An error was encountered in deleting some nodes. Please try again.");
StatusBarMessages.SetStatusBarMessageAction("Partial deletion");
}
else
{
StatusBarMessages.SetStatusBarMessageAction("Deleted all stored sermons");
}
}
catch {; }
}
}
