protected void RaiseChanged(WizardPageBase value)
{
if (Changed != null)
{
Changed(value, EventArgs.Empty);
}
}
public int Compare(object x, object y)
{
WizardPageBase page1 = ( WizardPageBase )x;
WizardPageBase page2 = ( WizardPageBase )y;
return((page1.Index > page2.Index) ? 1 :
((page1.Index < page2.Index) ? -1 : 0));
}
private void OnAddPageClick( object sender, EventArgs e )
{
WizardForm ctrl = ( WizardForm )Control;
WizardPageBase page = new WizardPageBase();
ctrl.Pages.Add( page );
IDesignerHost host = (IDesignerHost)GetService( typeof( IDesignerHost ) );
if( host != null ) host.Container.Add( page );
}
/// <summary>
/// Special Method Used only In Designer Control Mode
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
internal void WizardPageAttributesChanged(object sender, EventArgs e)
{
WizardPageBase page = ( WizardPageBase )sender;
// remove designer event first
page.Changed -= new EventHandler(WizardPageAttributesChanged);
m_iLastShown = -1;
ShowWizardPage();
}
public void Insert(int index, WizardPageBase value)
{
value.WizardPageParent = m_parent;
InnerList.Insert(index, value);
if (value.Index < 0)
{
value.Index = index;
}
RaiseChanged(value);
}
protected override void OnSetComplete(int index, object oldValue, object newValue)
{
WizardPageBase page = ( WizardPageBase )newValue;
page.WizardPageParent = m_parent;
if (page.Index < 0)
{
page.Index = index;
}
base.OnSetComplete(index, oldValue, page);
RaiseChanged(page);
}
protected override void OnInsertComplete(int index, object value)
{
WizardPageBase page = ( WizardPageBase )value;
page.WizardPageParent = m_parent;
if (page.Index < 0)
{
page.Index = index;
}
base.OnInsertComplete(index, page);
RaiseChanged(page);
}
public int Add(WizardPageBase value)
{
if (Contains(value) == true)
{
return(IndexOf(value));
}
value.WizardPageParent = m_parent;
int index = InnerList.Add(value);
if (value.Index < 0)
{
value.Index = index;
}
RaiseChanged(value);
return(index);
}
/// <summary>
/// Event Handler which raised on Pages Collection changes
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
protected virtual void PagesCollectionChanged(object sender, EventArgs e)
{
if (m_pages.Count > 0)
{
if (sender is WizardPageBase)
{
WizardPageBase page = ( WizardPageBase )sender;
// remove old handlers
page.ControlAdded -= new ControlEventHandler(AttachControlEvents);
page.ControlRemoved -= new ControlEventHandler(DetachControlEvents);
// add them again
page.ControlAdded += new ControlEventHandler(AttachControlEvents);
page.ControlRemoved += new ControlEventHandler(DetachControlEvents);
}
m_iLastShown = -1;
ShowWizardPage();
}
}
/// <summary>
/// Show Wizard Page. m_iShowIndex is identifier of page which
/// Wizard control must show
/// </summary>
protected void ShowWizardPage()
{
// do not show one page twice
if (m_iShowIndex == m_iLastShown)
{
return;
}
pnlMain.SuspendLayout();
pnlBody.SuspendLayout();
pnlMain.Controls.Clear();
pnlBody.Controls.Clear();
// check if control has any pages
if (m_pages.Count > 0)
{
m_pages.Sort();
// check m_iShowIndex
if (m_iShowIndex < 0)
{
m_iShowIndex = 0;
}
if (m_iShowIndex >= m_pages.Count)
{
m_iShowIndex = m_pages.Count - 1;
}
m_CurrentPage = m_pages[m_iLastShown = m_iShowIndex];
// set page parent correctly in case when is something wrong
if (m_CurrentPage.WizardPageParent != this)
{
m_CurrentPage.WizardPageParent = this;
}
// show page custom data
if (m_CurrentPage.HeaderImage != null)
{
imgHeader.Image = m_CurrentPage.HeaderImage;
}
else
{
if (m_CurrentPage.ImageList != null &&
m_CurrentPage.ImageIndex >= 0 &&
m_CurrentPage.ImageIndex < m_CurrentPage.ImageList.Images.Count)
{
imgHeader.Image = m_CurrentPage.ImageList.Images[m_CurrentPage.ImageIndex];
}
else
{
imgHeader.Image = null;
}
}
lblTitle.Text = m_CurrentPage.Title;
lblDescription.Text = m_CurrentPage.Description;
m_CurrentPage.Changed += new EventHandler(WizardPageAttributesChanged);
// if Welcome page then link it ot pnlMain otherwise to pnlBody
if (m_CurrentPage.WelcomePage == false)
{
pnlMain.Controls.AddRange(new System.Windows.Forms.Control[] { pnlBody, pnlHeader });
// fix width and height of body panel
pnlBody.Width = pnlMain.Width - 16;
pnlBody.Height = pnlMain.Height - pnlHeader.Height - 8;
// fix page control resize
if (m_CurrentPage.Width != pnlBody.Width || m_CurrentPage.Height != pnlBody.Height)
{
m_CurrentPage.Width = pnlBody.Width;
m_CurrentPage.Height = pnlBody.Height;
}
pnlBody.Controls.Add(m_CurrentPage);
pnlBody.Controls[0].Focus();
}
else
{
// fix page control resize
if (m_CurrentPage.Width != pnlMain.Width || m_CurrentPage.Height != pnlMain.Height)
{
m_CurrentPage.Size = pnlMain.Size;
}
pnlMain.Controls.Add(m_CurrentPage);
pnlMain.Controls[0].Focus();
}
// if current page has indicator that it is a Finish Page then Show
// Finish Button
if (m_CurrentPage.FinishPage == true)
{
m_eButtons |= TWizardsButtons.Finish;
}
else // otherwise do not show Finish Button
{
m_eButtons &= (~TWizardsButtons.Finish);
}
// modify buttons states
ChangeButtonsStates();
}
else // in case of empty Collection show standard "work page" view of control
{
pnlMain.Controls.AddRange(new System.Windows.Forms.Control[] { pnlBody, pnlHeader });
}
pnlBody.ResumeLayout();
pnlMain.ResumeLayout();
OnPageShown();
}
public EventNextArgs(WizardPageBase page, int step) : this( page )
{
m_iStep = step;
}
public EventNextArgs(WizardPageBase page)
{
m_page = page;
}
public void AddRange( WizardPageBase[] array )
{
foreach( WizardPageBase page in array )
{
Add( page );
}
}
public bool Contains( WizardPageBase value )
{
return InnerList.Contains( value );
}
public int IndexOf( WizardPageBase value )
{
return InnerList.IndexOf( value );
}
/// <summary>
/// Show Wizard Page. m_iShowIndex is identifier of page which
/// Wizard control must show
/// </summary>
protected void ShowWizardPage()
{
// do not show one page twice
if( m_iShowIndex == m_iLastShown ) return;
pnlMain.SuspendLayout();
pnlBody.SuspendLayout();
pnlMain.Controls.Clear();
pnlBody.Controls.Clear();
// check if control has any pages
if( m_pages.Count > 0 )
{
m_pages.Sort();
// check m_iShowIndex
if( m_iShowIndex < 0 ) m_iShowIndex = 0;
if( m_iShowIndex >= m_pages.Count ) m_iShowIndex = m_pages.Count - 1;
m_CurrentPage = m_pages[ m_iLastShown = m_iShowIndex ];
// set page parent correctly in case when is something wrong
if( m_CurrentPage.WizardPageParent != this )
{
m_CurrentPage.WizardPageParent = this;
}
// show page custom data
if( m_CurrentPage.HeaderImage != null )
{
imgHeader.Image = m_CurrentPage.HeaderImage;
}
else
{
if( m_CurrentPage.ImageList != null &&
m_CurrentPage.ImageIndex >= 0 &&
m_CurrentPage.ImageIndex < m_CurrentPage.ImageList.Images.Count )
{
imgHeader.Image = m_CurrentPage.ImageList.Images[ m_CurrentPage.ImageIndex ];
}
else
{
imgHeader.Image = null;
}
}
lblTitle.Text = m_CurrentPage.Title;
lblDescription.Text = m_CurrentPage.Description;
m_CurrentPage.Changed += new EventHandler( WizardPageAttributesChanged );
// if Welcome page then link it ot pnlMain otherwise to pnlBody
if( m_CurrentPage.WelcomePage == false )
{
pnlMain.Controls.AddRange( new System.Windows.Forms.Control[]{ pnlBody, pnlHeader } );
// fix width and height of body panel
pnlBody.Width = pnlMain.Width - 16;
pnlBody.Height = pnlMain.Height - pnlHeader.Height - 8;
// fix page control resize
if( m_CurrentPage.Width != pnlBody.Width || m_CurrentPage.Height != pnlBody.Height )
{
m_CurrentPage.Width = pnlBody.Width;
m_CurrentPage.Height = pnlBody.Height;
}
pnlBody.Controls.Add( m_CurrentPage );
pnlBody.Controls[0].Focus();
}
else
{
// fix page control resize
if( m_CurrentPage.Width != pnlMain.Width || m_CurrentPage.Height != pnlMain.Height )
{
m_CurrentPage.Size = pnlMain.Size;
}
pnlMain.Controls.Add( m_CurrentPage );
pnlMain.Controls[0].Focus();
}
// if current page has indicator that it is a Finish Page then Show
// Finish Button
if( m_CurrentPage.FinishPage == true )
{
m_eButtons |= TWizardsButtons.Finish;
}
else // otherwise do not show Finish Button
{
m_eButtons &= (~TWizardsButtons.Finish);
}
// modify buttons states
ChangeButtonsStates();
}
else // in case of empty Collection show standard "work page" view of control
{
pnlMain.Controls.AddRange( new System.Windows.Forms.Control[]{ pnlBody, pnlHeader } );
}
pnlBody.ResumeLayout();
pnlMain.ResumeLayout();
OnPageShown();
}
public void Insert( int index, WizardPageBase value )
{
value.WizardPageParent = m_parent;
InnerList.Insert( index, value );
if( value.Index < 0 )
value.Index = index;
RaiseChanged( value );
}
public int IndexOf(WizardPageBase value)
{
return(InnerList.IndexOf(value));
}
public bool Contains(WizardPageBase value)
{
return(InnerList.Contains(value));
}
public EventNextArgs( WizardPageBase page, int step )
: this(page)
{
m_iStep = step;
}
public void Remove( WizardPageBase value )
{
InnerList.Remove( value );
RaiseChanged();
}
public int Add( WizardPageBase value )
{
if( Contains( value ) == true )
{
return IndexOf( value );
}
value.WizardPageParent = m_parent;
int index = InnerList.Add( value );
if( value.Index < 0 )
value.Index = index;
RaiseChanged( value );
return index;
}
public void Remove(WizardPageBase value)
{
InnerList.Remove(value);
RaiseChanged();
}
public EventNextArgs( WizardPageBase page )
{
m_page = page;
}
protected void RaiseChanged( WizardPageBase value )
{
if( Changed != null )
{
Changed( value, EventArgs.Empty );
}
}