void OnBackendChanging ()
{
selection = null;
if (BackendChanging != null)
BackendChanging ();
}
internal WidgetInfo (Project project, Component c): base (project, c.Name)
{
type = c.Type.Name;
}
protected void ClearCollections ()
{
lock (types) {
types.Clear ();
}
Component[] comps;
lock (components) {
// All components should have been cleared by the backend,
// just make sure it did
comps = new Component [components.Count];
components.Values.CopyTo (comps, 0);
components.Clear ();
}
foreach (Component c in comps) {
c.Dispose ();
}
}
internal void DisposeComponent (Component c)
{
lock (components) {
components.Remove (c.Backend);
}
}
internal void NotifyRootWidgetChanged ()
{
object rw = session.RootWidget;
if (rw != null)
rootWidget = app.GetComponent (session.RootWidget, null, null);
else
rootWidget = null;
UpdateWidget ();
if (RootComponentChanged != null)
RootComponentChanged (this, EventArgs.Empty);
}
internal void NotifySelectionChanged (object ob, bool canCut, bool canCopy, bool canPaste, bool canDelete)
{
this.canCut = canCut;
this.canCopy = canCopy;
this.canPaste = canPaste;
this.canDelete = canDelete;
if (ob != null)
selection = app.GetComponent (ob, null, null);
else
selection = null;
if (SelectionChanged != null)
SelectionChanged (this, EventArgs.Empty);
}
void CreateSession ()
{
try {
session = project.ProjectBackend.CreateWidgetDesignerSession (frontend, componentName, editedProject.ProjectBackend, autoCommitChanges);
ResetCustomWidget ();
rootWidget = app.GetComponent (session.RootWidget, null, null);
} catch (Exception ex) {
Console.WriteLine (ex);
Gtk.Label lab = new Gtk.Label ();
lab.Text = Mono.Unix.Catalog.GetString ("The designer could not be loaded.") + "\n\n" + ex.Message;
lab.Wrap = true;
lab.WidthRequest = 400;
AddCustomWidget (lab);
session = null;
}
}
protected override void OnDestroyed ()
{
try {
if (disposed)
return;
if (project.App.ActiveProject == editedProject)
project.App.ActiveProject = null;
disposed = true;
frontend.disposed = true;
editedProject.SignalAdded -= OnSignalAdded;
editedProject.SignalRemoved -= OnSignalRemoved;
editedProject.SignalChanged -= OnSignalChanged;
editedProject.ComponentNameChanged -= OnComponentNameChanged;
editedProject.BackendChanged -= OnProjectBackendChanged;
editedProject.ComponentTypesChanged -= OnComponentTypesChanged;
project.BackendChanged -= OnProjectBackendChanged;
if (session != null) {
session.Dispose ();
session = null;
}
if (!autoCommitChanges)
editedProject.Dispose ();
System.Runtime.Remoting.RemotingServices.Disconnect (frontend);
frontend = null;
rootWidget = null;
selection = null;
} finally {
base.OnDestroyed ();
}
}
public ComponentSignalEventArgs (Project p, Component c, Signal oldSignal, Signal signal): base (p, c)
{
this.oldSignal = oldSignal;
this.signal = signal;
}
internal ComponentNameEventArgs(Project p, Component c, string oldName) : base(p, c)
{
this.oldName = oldName;
}
internal ComponentEventArgs(Project p, Component c)
{
project = p;
component = c;
}
internal ComponentNameEventArgs (Project p, Component c, string oldName): base (p, c)
{
this.oldName = oldName;
}
internal ComponentEventArgs (Project p, Component c)
{
project = p;
component = c;
}