private Widget CreatePageTab(WorkBookPage child)
{
HBox hb = new HBox {
Spacing = 0
};
Label lbl = new Label {
Markup = new PangoStyle {
Size = PangoStyle.TextSize.Small, Text = child.PageTitle
}
};
hb.PackStart(lbl, false, true, 0);
Button btn = new Button {
Relief = ReliefStyle.None, FocusOnClick = false
};
btn.Add(ComponentHelper.LoadImage("Warehouse.Component.WorkBook.Icon.Close12.png"));
btn.Clicked += CloseButton_Clicked;
hb.PackEnd(btn, false, true, 0);
hb.ShowAll();
return(hb);
}
public void AddPage(WorkBookPage page, bool setAsCurrent)
{
page.OnPageAdding();
HBox hbPageTab = new HBox();
Widget tab = CreatePageTab(page);
hbPageTab.PackStart(tab);
tab.Show();
Label pageNum = new Label();
pageNum.Text = page.GetHashCode().ToString();
pageNum.Visible = false;
pageNum.Name = "WorkBookPageId";
hbPageTab.PackEnd(pageNum);
hbPageTab.CanFocus = false;
page.CanFocus = true;
book.AppendPage(page, hbPageTab);
page.Show();
if (setAsCurrent)
{
CurrentPage = page;
}
page.OnPageAdded();
}
private void book_SwitchPage(object o, SwitchPageArgs args)
{
EventHandler <CurrentPageChangedArgs> handler = CurrentPageChanged;
if (handler != null)
{
handler(this, new CurrentPageChangedArgs(previousPage));
}
previousPage = CurrentPage;
}
public int GetPageIndexByHash(int hashCode)
{
for (int i = 0; i < book.NPages; i++)
{
WorkBookPage page = (WorkBookPage)book.GetNthPage(i);
if (page.GetHashCode() == hashCode)
{
return(i);
}
}
return(-1);
}
public WorkBookPage GetPageByHash(int hashCode)
{
for (int i = 0; i < book.NPages; i++)
{
WorkBookPage page = (WorkBookPage)book.GetNthPage(i);
if (page.GetHashCode() == hashCode)
{
return(page);
}
}
return(null);
}
public WorkBookPage FindPageByName(string pageName)
{
for (int i = 0; i < book.NPages; i++)
{
WorkBookPage page = (WorkBookPage)book.GetNthPage(i);
if (page.PageTitle == pageName)
{
return(page);
}
}
return(null);
}
public void RemovePage(int pageNumber)
{
book.RemovePage(pageNumber);
if (book.NPages == 0)
{
// the current page was changed to null
EventHandler <CurrentPageChangedArgs> handler = CurrentPageChanged;
if (handler != null)
{
handler(this, new CurrentPageChangedArgs(previousPage));
}
previousPage = CurrentPage;
}
}
public CurrentPageChangedArgs(WorkBookPage previousPage)
{
this.previousPage = previousPage;
}
public void RemovePage(WorkBookPage page)
{
RemovePage(GetPageIndexByHash(page.GetHashCode()));
}