using Syncfusion.Windows.Forms.Tools;

// Create TreeNavigator
TreeNavigator treeNavigator = new TreeNavigator();
treeNavigator.Size = new Size(250, 400);
treeNavigator.Header.HeaderText = "This PC";
treeNavigator.Style = TreeNavigatorStyle.Office2016Colorful;
treeNavigator.NavigationMode = NavigationMode.Extended;

// Add root items
TreeMenuItem desktop = new TreeMenuItem { Text = "Desktop" };
TreeMenuItem documents = new TreeMenuItem { Text = "Documents" };
TreeMenuItem downloads = new TreeMenuItem { Text = "Downloads" };

// Add items to TreeNavigator
treeNavigator.Items.Add(desktop);
treeNavigator.Items.Add(documents);
treeNavigator.Items.Add(downloads);

// Add child items to Documents
TreeMenuItem workFiles = new TreeMenuItem { Text = "Work Files" };
TreeMenuItem personalFiles = new TreeMenuItem { Text = "Personal Files" };
documents.Items.Add(workFiles);
documents.Items.Add(personalFiles);

this.Controls.Add(treeNavigator);

Imports Syncfusion.Windows.Forms.Tools

' Create TreeNavigator
Dim treeNavigator As New TreeNavigator()
treeNavigator.Size = New Size(250, 400)
treeNavigator.Header.HeaderText = "This PC"
treeNavigator.Style = TreeNavigatorStyle.Office2016Colorful
treeNavigator.NavigationMode = NavigationMode.Extended

' Add root items
Dim desktop As New TreeMenuItem With {.Text = "Desktop"}
Dim documents As New TreeMenuItem With {.Text = "Documents"}
Dim downloads As New TreeMenuItem With {.Text = "Downloads"}

' Add items to TreeNavigator
treeNavigator.Items.Add(desktop)
treeNavigator.Items.Add(documents)
treeNavigator.Items.Add(downloads)

' Add child items to Documents
Dim workFiles As New TreeMenuItem With {.Text = "Work Files"}
Dim personalFiles As New TreeMenuItem With {.Text = "Personal Files"}
documents.Items.Add(workFiles)
documents.Items.Add(personalFiles)

Me.Controls.Add(treeNavigator)

// Create TreeNavigator for settings
TreeNavigator settingsNav = new TreeNavigator();
settingsNav.Header.HeaderText = "Settings";
settingsNav.Style = TreeNavigatorStyle.Office2016White;
settingsNav.NavigationMode = NavigationMode.Default;

// Customize appearance
settingsNav.Header.HeaderBackColor = Color.FromArgb(0, 120, 215);
settingsNav.Header.HeaderForeColor = Color.White;
settingsNav.ItemBackColor = Color.WhiteSmoke;

// Add settings categories
TreeMenuItem general = new TreeMenuItem { Text = "General" };
TreeMenuItem appearance = new TreeMenuItem { Text = "Appearance" };
TreeMenuItem advanced = new TreeMenuItem { Text = "Advanced" };

settingsNav.Items.Add(general);
settingsNav.Items.Add(appearance);
settingsNav.Items.Add(advanced);

// Add sub-settings
general.Items.Add(new TreeMenuItem { Text = "Language" });
general.Items.Add(new TreeMenuItem { Text = "Startup" });
appearance.Items.Add(new TreeMenuItem { Text = "Theme" });
appearance.Items.Add(new TreeMenuItem { Text = "Colors" });

// Create breadcrumb-style navigator
TreeNavigator breadcrumbNav = new TreeNavigator();
breadcrumbNav.NavigationMode = NavigationMode.Extended;
breadcrumbNav.Style = TreeNavigatorStyle.Office2016Colorful;

// Handle selection changes
breadcrumbNav.SelectionChanged += (sender, e) => {
    TreeMenuItem selected = e.SelectedItem;
    bool isExpanded = e.Expanded;
    
    // Update content panel based on selection
    MessageBox.Show($"Navigated to: {selected.Text}\nExpanded: {isExpanded}");
};

// Build hierarchy
TreeMenuItem root = new TreeMenuItem { Text = "Home" };
breadcrumbNav.Items.Add(root);
TreeMenuItem level1 = new TreeMenuItem { Text = "Category" };
TreeMenuItem level2 = new TreeMenuItem { Text = "Subcategory" };
root.Items.Add(level1);
level1.Items.Add(level2);

// Create compact navigation
TreeNavigator compactNav = new TreeNavigator();
compactNav.ShowHeader = false; // Hide header for compact look
compactNav.Style = TreeNavigatorStyle.Office2016DarkGray;
compactNav.PadY = 5; // Reduce spacing between items

// Customize item colors
TreeMenuItem dashboard = new TreeMenuItem 
{ 
    Text = "Dashboard",
    ItemBackColor = Color.FromArgb(45, 45, 48),
    ItemHoverColor = Color.FromArgb(62, 62, 66),
    SelectedColor = Color.FromArgb(0, 122, 204)
};

TreeMenuItem reports = new TreeMenuItem 
{ 
    Text = "Reports",
    ItemBackColor = Color.FromArgb(45, 45, 48),
    ItemHoverColor = Color.FromArgb(62, 62, 66)
};

compactNav.Items.Add(dashboard);
compactNav.Items.Add(reports);

// Add report sub-items
reports.Items.Add(new TreeMenuItem { Text = "Sales" });
reports.Items.Add(new TreeMenuItem { Text = "Inventory" });
reports.Items.Add(new TreeMenuItem { Text = "Analytics" });