public override string GetEditableDesignerRegionContent(EditableDesignerRegion region)
{
IDesignerHost service = (IDesignerHost)CurrentControl.Site.GetService(typeof(IDesignerHost));
if (service != null)
{
if (region.Name == "Items")
{
StringBuilder sb = new StringBuilder();
foreach (ControlBase c in CurrentControl.Items)
{
sb.Append(ControlPersister.PersistControl(c, service));
}
//sb.Append(ControlPersister.PersistControl(CurrentControl.Items[1], service));
//sb.Append("<ext:CheckBox runat=\"server\" Text=\"Click to postback\" Checked=\"True\" AutoPostBack=\"True\" Label=\"CheckBox\" ID=\"CheckBox1\" __designer:mapid=\"4\" OnCheckedChanged=\"CheckBox1_CheckedChanged\"></ext:CheckBox>");
//sb.Append("<ext:CheckBox runat=\"server\" Text=\"Click to postback\" Checked=\"True\" AutoPostBack=\"True\" Label=\"CheckBox\" ID=\"CheckBox1\" OnCheckedChanged=\"CheckBox1_CheckedChanged\"></ext:CheckBox>");
return(sb.ToString());
}
else if (region.Name == "Toolbars")
{
StringBuilder sb = new StringBuilder();
foreach (Toolbar c in CurrentControl.Toolbars)
{
sb.Append(ControlPersister.PersistControl(c, service));
}
return(sb.ToString());
}
}
return(String.Empty);
}
public override string GetEditableDesignerRegionContent(EditableDesignerRegion region)
{
IDesignerHost service = (IDesignerHost)CurrentControl.Site.GetService(typeof(IDesignerHost));
if (service != null)
{
if (region.Name == "Items")
{
StringBuilder sb = new StringBuilder();
foreach (ControlBase c in CurrentControl.Items)
{
sb.Append(ControlPersister.PersistControl(c, service));
}
return(sb.ToString());
}
else if (region.Name == "Toolbars")
{
StringBuilder sb = new StringBuilder();
foreach (Toolbar c in CurrentControl.Toolbars)
{
sb.Append(ControlPersister.PersistControl(c, service));
}
return(sb.ToString());
}
}
return(String.Empty);
}
public override string GetEditableDesignerRegionContent(EditableDesignerRegion region)
{
IDesignerHost service = (IDesignerHost)base.Component.Site.GetService(typeof(IDesignerHost));
if (service != null)
{
int rowIndex = Convert.ToInt32(region.Properties["RowIndex"]);
StringBuilder sb = new StringBuilder();
foreach (ControlBase c in CurrentControl.Rows[rowIndex].Items)
{
sb.Append(ControlPersister.PersistControl(c, service));
}
return(sb.ToString());
#region old code
// table不会自动更新，还不如先不用
////int rowIndex = Convert.ToInt32(region.Name.Substring(EDITOR_REGION_PREFIX.Length));
//int rowIndex = Convert.ToInt32(region.Properties["RowIndex"]);
//ControlBaseCollection controls = CurrentControl.Rows[rowIndex].Items;
//StringBuilder sb = new StringBuilder();
//sb.Append("<table cellpadding='0' cellspacing='0' border='0' style='width:100%;'><tbody><tr>");
//string columnWidthStr = (1.0 / controls.Count * 100).ToString("F0") + "%";
//if (controls.Count == 0)
//{
// sb.Append("<td style='width:100%;'></td>");
//}
//else
//{
// foreach (ControlBase c in controls)
// {
// sb.AppendFormat("<td style='width:{0};'>", columnWidthStr);
// sb.Append(ControlPersister.PersistControl(c, service));
// sb.Append("</td>");
// }
//}
//sb.Append("</tr></tbody></table>");
////sb.Append(ControlPersister.PersistControl(CurrentControl.Rows[rowIndex].Fields[columnIndex], service));
//return sb.ToString();
#endregion
}
return(String.Empty);
}
public override string GetEditableDesignerRegionContent(EditableDesignerRegion region)
{
IDesignerHost service = (IDesignerHost)base.Component.Site.GetService(typeof(IDesignerHost));
if (service != null)
{
StringBuilder sb = new StringBuilder();
foreach (ControlBase c in CurrentControl.Items)
{
sb.Append(ControlPersister.PersistControl(c, service));
}
return(sb.ToString());
}
return(String.Empty);
}
private string GetTemplateContent(ITemplate template, string id)
{
DesignerPanel contentPanel = new DesignerPanel();
contentPanel.ID = id;
template.InstantiateIn(contentPanel);
IDesignerHost host = (IDesignerHost)GetService(typeof(IDesignerHost));
Debug.Assert(host != null, "Failed to get IDesignerHost?!?");
StringBuilder persistedControl = new StringBuilder(1024);
foreach (System.Web.UI.Control c in contentPanel.Controls)
{
persistedControl.Append(ControlPersister.PersistControl(c, host));
}
return(persistedControl.ToString());
}
public override string GetEditableDesignerRegionContent(EditableDesignerRegion region)
{
IDesignerHost service = (IDesignerHost)base.Component.Site.GetService(typeof(IDesignerHost));
if (service != null)
{
if (region.Name == "Content")
{
Tab tab = CurrentControl.Tabs[CurrentControl.ActiveTabIndex];
StringBuilder sb = new StringBuilder();
foreach (Control c in tab.Items)
{
sb.Append(ControlPersister.PersistControl(c, service));
}
return(sb.ToString());
// return ControlPersister.PersistControl(CurrentControl.Tabs[CurrentControl.ActiveTabIndex], service);
}
}
return(String.Empty);
}
private void ConvertPersistedControlsToLiteralControls(Control defaultTemplateContents)
{
foreach (string str in this.PersistedControlIDs)
{
Control control = defaultTemplateContents.FindControl(str);
if (control != null)
{
if (Array.IndexOf <string>(this.PersistedIfNotVisibleControlIDs, str) >= 0)
{
control.Visible = true;
control.Parent.Visible = true;
control.Parent.Parent.Visible = true;
}
if (control.Visible)
{
LiteralControl child = new LiteralControl(ControlPersister.PersistControl(control, this._designerHost));
ControlCollection controls = control.Parent.Controls;
int index = controls.IndexOf(control);
controls.Remove(control);
controls.AddAt(index, child);
}
}
}
}
// Displays a list of controls in the project, if any,
// and displays the HTML markup for the selected control.
private void saveControl()
{
// Get the collection of components in the current
// design mode document.
ComponentCollection documentComponents =
this.Component.Site.Container.Components;
// Filter the components to those that derive from the
// System.Web.UI.Control class.
// Create an IComponent array of the maximum possible length needed.
IComponent[] filterArray = new IComponent[documentComponents.Count];
// Count the total qualifying components.
int total = 0;
for (int i = 0; i < documentComponents.Count; i++)
{
// If the component derives from System.Web.UI.Control,
// copy a reference to the control to the filterArray
// array and increment the control count.
if (typeof(System.Web.UI.Control).IsAssignableFrom(
documentComponents[i].GetType()))
{
if (((System.Web.UI.Control)documentComponents[i]).UniqueID
!= null)
{
filterArray[total] = documentComponents[i];
total++;
}
}
}
if (total == 0)
{
throw new Exception(
"Document contains no System.Web.UI.Control components.");
}
// Move the components that derive from System.Web.UI.Control to a
// new array of the correct size.
System.Web.UI.Control[] controlArray =
new System.Web.UI.Control[total];
for (int i = 0; i < total; i++)
{
controlArray[i] = (System.Web.UI.Control)filterArray[i];
}
// Create a ControlSelectionForm to select a control.
ControlSelectionForm selectionForm =
new ControlSelectionForm(controlArray);
// Display the form.
if (selectionForm.ShowDialog() != DialogResult.OK)
{
return;
}
// Validate the selection.
if (selectionForm.controlList.SelectedIndex == -1)
{
throw new Exception("You must select a control to persist.");
}
//<Snippet3>
// Parse the selected control into a persistence string.
string persistedData = ControlPersister.PersistControl(
controlArray[selectionForm.controlList.SelectedIndex]);
//</Snippet3>
// Display the persistence string in a text box.
StringDisplayForm displayForm =
new StringDisplayForm(persistedData);
displayForm.ShowDialog();
}
///<summary>Converts a designer document fragment to ASP.NET code</summary>
public string Serialize(string designerDocumentFragment)
{
if (host == null)
{
throw new Exception("The document cannot be persisted without a host");
}
string serializedDoc = string.Empty;
StringWriter writer = new StringWriter();
//keep method argument meaningfully named, but keep code readable!
string frag = designerDocumentFragment;
int length = frag.Length;
int pos = 0;
SMode mode = SMode.Free;
while (pos < length)
{
char c = frag [pos];
switch (mode)
{
//it's freely copying to output, but watching for a directive or control placeholder
case SMode.Free:
if (c == '<')
{
if ((pos + 10 < length) && frag.Substring(pos + 1, 10) == "aspcontrol")
{
mode = SMode.ControlId;
pos += 10;
break;
}
else if ((pos + 20 < length) && frag.Substring(pos + 1, 20) == "directiveplaceholder")
{
mode = SMode.DirectiveId;
pos += 20;
break;
}
}
writer.Write(c);
break;
//it's found a directive placeholder and is scanning for the ID
case SMode.DirectiveId:
if (c == 'i' && (pos + 4 < length) && frag.Substring(pos, 4) == "id=\"")
{
int idEnd = frag.IndexOf('"', pos + 4 + 1);
if (idEnd == -1)
{
throw new Exception("Identifier was unterminated");
}
int id = Int32.Parse(frag.Substring(pos + 4, (idEnd - pos - 4)));
//TODO: more intelligent removal/copying of directives in case of fragments
//works fine with whole document.
string directive = RemoveDirective(id);
writer.Write(directive);
mode = SMode.DirectiveEnd;
pos = idEnd;
}
break;
//it's found a control placeholder and is scanning for the ID
case SMode.ControlId:
if (c == 'i' && (pos + 4 < length) && frag.Substring(pos, 4) == "id=\"")
{
int idEnd = frag.IndexOf("\"", pos + 4);
if (idEnd == -1)
{
throw new Exception("Identifier was unterminated");
}
string id = frag.Substring(pos + 4, (idEnd - pos - 4));
DesignContainer dc = (DesignContainer)host.Container;
Control control = dc.GetComponent(id) as Control;
if (control == null)
{
throw new Exception("Could not retrieve control " + id);
}
ControlPersister.PersistControl(writer, control);
mode = SMode.ControlEnd;
pos = idEnd;
}
break;
//it's found the control's ID and is looking for the end
case SMode.ControlEnd:
if (c == '<' && (pos + 13 < length) && frag.Substring(pos, 13) == "</aspcontrol>")
{
pos += 12;
mode = SMode.Free;
}
break;
//it's found the placeholder's ID and is looking for the end
case SMode.DirectiveEnd:
if (c == '/' && (pos + 2 < length) && frag.Substring(pos, 2) == "/>")
{
pos += 1;
mode = SMode.Free;
}
break;
}
pos++;
}
serializedDoc = writer.ToString();
writer.Close();
return(serializedDoc);
}