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//------------------------------------------------------------------------------
// <copyright file="WizardForm.cs" company="Microsoft">
// Copyright (c) Microsoft Corporation. All rights reserved.
// </copyright>
//
// @owner [....]
// @backupOwner [....]
//------------------------------------------------------------------------------
using System;
using System.Collections;
using System.ComponentModel;
using System.ComponentModel.Design;
using System.Design;
using System.Diagnostics;
using System.Drawing;
using System.Windows.Forms;
using System.Windows.Forms.Design;
namespace System.Web.UI.Design.WebControls.Util
{
/// <devdoc>
/// Represents a wizard used to guide users through configuration processes.
/// </devdoc>
internal abstract class WizardForm : TaskFormBase
{
private System.Windows.Forms.Button _nextButton;
private System.Windows.Forms.Button _previousButton;
private System.Windows.Forms.Button _cancelButton;
private System.Windows.Forms.Button _finishButton;
private System.Windows.Forms.TableLayoutPanel _wizardButtonsTableLayoutPanel;
private System.Windows.Forms.Label _dummyLabel1;
private System.Windows.Forms.Label _dummyLabel2;
private System.Windows.Forms.Label _dummyLabel3;
System.Collections.Generic.Stack<WizardPanel> _panelHistory;
private WizardPanel _initialPanel;
/// <devdoc>
/// Creates a new WizardForm with a given service provider.
/// </devdoc>
public WizardForm(IServiceProvider serviceProvider)
: base(serviceProvider)
{
_panelHistory = new System.Collections.Generic.Stack<WizardPanel>();
InitializeComponent();
InitializeUI();
}
/// <devdoc>
/// The Finish button of the wizard.
/// </devdoc>
public System.Windows.Forms.Button FinishButton
{
get
{
return _finishButton;
}
}
/// <devdoc>
/// The Next button of the wizard.
/// </devdoc>
public System.Windows.Forms.Button NextButton
{
get
{
return _nextButton;
}
}
/// <devdoc>
/// The Back button of the wizard.
/// </devdoc>
public System.Windows.Forms.Button PreviousButton
{
get
{
return _previousButton;
}
}
#region Designer generated code
/// <summary>
/// Required method for Designer support - do not modify
/// the contents of this method with the code editor.
/// </summary>
private void InitializeComponent()
{
this._wizardButtonsTableLayoutPanel = new System.Windows.Forms.TableLayoutPanel();
this._previousButton = new System.Windows.Forms.Button();
this._nextButton = new System.Windows.Forms.Button();
this._dummyLabel2 = new System.Windows.Forms.Label();
this._finishButton = new System.Windows.Forms.Button();
this._dummyLabel3 = new System.Windows.Forms.Label();
this._cancelButton = new System.Windows.Forms.Button();
this._dummyLabel1 = new System.Windows.Forms.Label();
this._wizardButtonsTableLayoutPanel.SuspendLayout();
this.SuspendLayout();
//
// _wizardButtonsTableLayoutPanel
//
this._wizardButtonsTableLayoutPanel.Anchor = ((System.Windows.Forms.AnchorStyles)((System.Windows.Forms.AnchorStyles.Bottom | System.Windows.Forms.AnchorStyles.Right)));
this._wizardButtonsTableLayoutPanel.AutoSize = true;
this._wizardButtonsTableLayoutPanel.ColumnCount = 7;
this._wizardButtonsTableLayoutPanel.ColumnStyles.Add(new System.Windows.Forms.ColumnStyle(System.Windows.Forms.SizeType.Percent, 25F));
this._wizardButtonsTableLayoutPanel.ColumnStyles.Add(new System.Windows.Forms.ColumnStyle(System.Windows.Forms.SizeType.Absolute, 3F));
this._wizardButtonsTableLayoutPanel.ColumnStyles.Add(new System.Windows.Forms.ColumnStyle(System.Windows.Forms.SizeType.Percent, 25F));
this._wizardButtonsTableLayoutPanel.ColumnStyles.Add(new System.Windows.Forms.ColumnStyle(System.Windows.Forms.SizeType.Absolute, 7F));
this._wizardButtonsTableLayoutPanel.ColumnStyles.Add(new System.Windows.Forms.ColumnStyle(System.Windows.Forms.SizeType.Percent, 25F));
this._wizardButtonsTableLayoutPanel.ColumnStyles.Add(new System.Windows.Forms.ColumnStyle(System.Windows.Forms.SizeType.Absolute, 7F));
this._wizardButtonsTableLayoutPanel.ColumnStyles.Add(new System.Windows.Forms.ColumnStyle(System.Windows.Forms.SizeType.Percent, 25F));
this._wizardButtonsTableLayoutPanel.Controls.Add(this._previousButton);
this._wizardButtonsTableLayoutPanel.Controls.Add(this._dummyLabel1);
this._wizardButtonsTableLayoutPanel.Controls.Add(this._nextButton);
this._wizardButtonsTableLayoutPanel.Controls.Add(this._dummyLabel2);
this._wizardButtonsTableLayoutPanel.Controls.Add(this._finishButton);
this._wizardButtonsTableLayoutPanel.Controls.Add(this._dummyLabel3);
this._wizardButtonsTableLayoutPanel.Controls.Add(this._cancelButton);
this._wizardButtonsTableLayoutPanel.Location = new System.Drawing.Point(205, 394);
this._wizardButtonsTableLayoutPanel.Name = "_wizardButtonsTableLayoutPanel";
this._wizardButtonsTableLayoutPanel.RowStyles.Add(new System.Windows.Forms.RowStyle());
this._wizardButtonsTableLayoutPanel.Size = new System.Drawing.Size(317, 20);
this._wizardButtonsTableLayoutPanel.TabIndex = 100;
//
// _previousButton
//
this._previousButton.Anchor = ((System.Windows.Forms.AnchorStyles)((System.Windows.Forms.AnchorStyles.Left | System.Windows.Forms.AnchorStyles.Right)));
this._previousButton.AutoSize = true;
this._previousButton.Enabled = false;
this._previousButton.Location = new System.Drawing.Point(0, 0);
this._previousButton.Margin = new System.Windows.Forms.Padding(0);
this._previousButton.MinimumSize = new System.Drawing.Size(75, 23);
this._previousButton.Name = "_previousButton";
this._previousButton.TabIndex = 10;
this._previousButton.Click += new System.EventHandler(this.OnPreviousButtonClick);
//
// _dummyLabel1
//
this._dummyLabel1.Location = new System.Drawing.Point(75, 0);
this._dummyLabel1.Margin = new System.Windows.Forms.Padding(0);
this._dummyLabel1.Name = "_dummyLabel1";
this._dummyLabel1.Size = new System.Drawing.Size(3, 0);
this._dummyLabel1.TabIndex = 20;
//
// _nextButton
//
this._nextButton.Anchor = ((System.Windows.Forms.AnchorStyles)((System.Windows.Forms.AnchorStyles.Left | System.Windows.Forms.AnchorStyles.Right)));
this._nextButton.AutoSize = true;
this._nextButton.Location = new System.Drawing.Point(78, 0);
this._nextButton.Margin = new System.Windows.Forms.Padding(0);
this._nextButton.MinimumSize = new System.Drawing.Size(75, 23);
this._nextButton.Name = "_nextButton";
this._nextButton.TabIndex = 30;
this._nextButton.Click += new System.EventHandler(this.OnNextButtonClick);
//
// _dummyLabel2
//
this._dummyLabel2.Location = new System.Drawing.Point(153, 0);
this._dummyLabel2.Margin = new System.Windows.Forms.Padding(0);
this._dummyLabel2.Name = "_dummyLabel2";
this._dummyLabel2.Size = new System.Drawing.Size(7, 0);
this._dummyLabel2.TabIndex = 40;
//
// _finishButton
//
this._finishButton.Anchor = ((System.Windows.Forms.AnchorStyles)((System.Windows.Forms.AnchorStyles.Left | System.Windows.Forms.AnchorStyles.Right)));
this._finishButton.AutoSize = true;
this._finishButton.Enabled = false;
this._finishButton.Location = new System.Drawing.Point(160, 0);
this._finishButton.Margin = new System.Windows.Forms.Padding(0);
this._finishButton.MinimumSize = new System.Drawing.Size(75, 23);
this._finishButton.Name = "_finishButton";
this._finishButton.TabIndex = 50;
this._finishButton.Click += new System.EventHandler(this.OnFinishButtonClick);
//
// _dummyLabel3
//
this._dummyLabel3.Location = new System.Drawing.Point(235, 0);
this._dummyLabel3.Margin = new System.Windows.Forms.Padding(0);
this._dummyLabel3.Name = "_dummyLabel3";
this._dummyLabel3.Size = new System.Drawing.Size(7, 0);
this._dummyLabel3.TabIndex = 60;
//
// _cancelButton
//
this._cancelButton.Anchor = ((System.Windows.Forms.AnchorStyles)((System.Windows.Forms.AnchorStyles.Left | System.Windows.Forms.AnchorStyles.Right)));
this._cancelButton.AutoSize = true;
this._cancelButton.DialogResult = System.Windows.Forms.DialogResult.Cancel;
this._cancelButton.Location = new System.Drawing.Point(242, 0);
this._cancelButton.Margin = new System.Windows.Forms.Padding(0);
this._cancelButton.MinimumSize = new System.Drawing.Size(75, 23);
this._cancelButton.Name = "_cancelButton";
this._cancelButton.TabIndex = 70;
this._cancelButton.Click += new System.EventHandler(this.OnCancelButtonClick);
//
// TaskForm
//
this.AcceptButton = this._nextButton;
this.CancelButton = this._cancelButton;
this.Controls.Add(this._wizardButtonsTableLayoutPanel);
this._wizardButtonsTableLayoutPanel.ResumeLayout(false);
this._wizardButtonsTableLayoutPanel.PerformLayout();
InitializeForm();
this.ResumeLayout(false);
this.PerformLayout();
}
#endregion
/// <devdoc>
/// Called after InitializeComponent to perform additional actions that
/// are not supported by the designer.
/// </devdoc>
private void InitializeUI()
{
_cancelButton.Text = Strings.CancelButton;
_cancelButton.AccessibleName = Strings.CancelButtonAccessibleName;
_nextButton.Text = Strings.Wizard_NextButton;
_nextButton.AccessibleName = Strings.Wizard_NextButtonAccessibleName;
_previousButton.Text = Strings.Wizard_PreviousButton;
_previousButton.AccessibleName = Strings.Wizard_PreviousButtonAccessibleName;
_finishButton.Text = Strings.Wizard_FinishButton;
_finishButton.AccessibleName = Strings.Wizard_FinishButtonAccessibleName;
}
/// <devdoc>
/// Goes to the next panel in the wizard.
/// </devdoc>
public void NextPanel()
{
WizardPanel currentPanel = _panelHistory.Peek();
if (currentPanel.OnNext())
{
currentPanel.Hide();
WizardPanel nextPanel = currentPanel.NextPanel;
if (nextPanel != null)
{
RegisterPanel(nextPanel);
_panelHistory.Push(nextPanel);
OnPanelChanging(new WizardPanelChangingEventArgs(currentPanel));
ShowPanel(nextPanel);
}
}
}
/// <devdoc>
/// Click event handler for the Cancel button.
/// </devdoc>
protected virtual void OnCancelButtonClick(object sender, System.EventArgs e)
{
DialogResult = DialogResult.Cancel;
Close();
}
/// <devdoc>
/// Raises the InitialActivated event.
/// </devdoc>
protected override void OnInitialActivated(EventArgs e)
{
base.OnInitialActivated(e);
if (_initialPanel != null)
{
RegisterPanel(_initialPanel);
_panelHistory.Push(_initialPanel);
ShowPanel(_initialPanel);
}
}
/// <devdoc>
/// Click event handler for the Finish button.
/// </devdoc>
protected virtual void OnFinishButtonClick(object sender, System.EventArgs e)
{
WizardPanel currentPanel = _panelHistory.Peek();
if (currentPanel.OnNext())
{
// Call OnComplete for every panel on the stack
WizardPanel[] panels = _panelHistory.ToArray();
Array.Reverse(panels);
foreach (WizardPanel panel in panels)
{
panel.OnComplete();
}
DialogResult = DialogResult.OK;
Close();
}
}
/// <devdoc>
/// Click event handler for the Next button.
/// </devdoc>
protected virtual void OnNextButtonClick(object sender, System.EventArgs e)
{
NextPanel();
}
/// <devdoc>
/// Called when a panel is about to change.
/// </devdoc>
protected virtual void OnPanelChanging(WizardPanelChangingEventArgs e)
{
}
/// <devdoc>
/// Click event handler for the Previous button.
/// </devdoc>
protected virtual void OnPreviousButtonClick(object sender, System.EventArgs e)
{
PreviousPanel();
}
/// <devdoc>
/// Goes to the back panel in the wizard.
/// </devdoc>
public void PreviousPanel()
{
if (_panelHistory.Count > 1)
{
WizardPanel currentPanel = _panelHistory.Pop();
WizardPanel backPanel = _panelHistory.Peek();
currentPanel.OnPrevious();
currentPanel.Hide();
OnPanelChanging(new WizardPanelChangingEventArgs(currentPanel));
ShowPanel(backPanel);
}
}
/// <devdoc>
/// Registers a panel for use in this wizard.
/// </devdoc>
internal void RegisterPanel(WizardPanel panel)
{
if (!TaskPanel.Controls.Contains(panel))
{
panel.Dock = DockStyle.Fill;
panel.SetParentWizard(this);
panel.Hide();
TaskPanel.Controls.Add(panel);
}
}
/// <devdoc>
/// Initializes a WizardForm to use an ordered array of panels.
/// </devdoc>
protected void SetPanels(WizardPanel[] panels)
{
if ((panels != null) && (panels.Length > 0))
{
RegisterPanel(panels[0]);
_initialPanel = panels[0];
for (int i = 0; i < panels.Length - 1; i++)
{
RegisterPanel(panels[i + 1]);
panels[i].NextPanel = panels[i + 1];
}
}
}
/// <devdoc>
/// Shows the panel specified by the given index.
/// </devdoc>
private void ShowPanel(WizardPanel panel)
{
if (_panelHistory.Count == 1)
{
// If we're on the first panel, disable the back button
PreviousButton.Enabled = false;
}
else
{
// Otherwise, enable it
PreviousButton.Enabled = true;
}
if (panel.NextPanel == null)
{
// If we're on the last panel, change the button text
NextButton.Enabled = false;
}
else
{
NextButton.Enabled = true;
}
// Show the specified panel
panel.Show();
// Set the description and caption of the task bar
AccessibleDescription = panel.Caption;
CaptionLabel.Text = panel.Caption;
if (IsHandleCreated)
{
// Refresh the screen
Invalidate();
}
// Focus the newly shown panel
panel.Focus();
}
}
}
|
