private void showDrawingBoard(object sender, EventArgs e)
        {
            MenuItem mi = sender as MenuItem;

            if (mi != null)
            {
                DrawingPage page = mi.Tag as DrawingPage;
                if (page != null)
                {
                    IDesignerHost host = (IDesignerHost)this.GetService(typeof(IDesignerHost));
                    if (host != null)
                    {
                        HostSurface surface = host.GetService(typeof(DesignSurface)) as HostSurface;
                        if (surface != null)
                        {
                            ClassPointer           root   = surface.Loader.GetRootId();
                            DrawingLayerCollection layers = page.ShowDrawingsEditor();
                            if (layers != null)
                            {
                                //layers0 is the existing layer collections
                                DrawingLayerCollection layers0 = page.DrawingLayers;
                                //for layers0 if a drawing object's guid does not exist in layers then
                                //the object has been deleted
                                List <DrawingItem> deleted = new List <DrawingItem>();
                                foreach (DrawingLayer l0 in layers0)
                                {
                                    DrawingItem d = null;
                                    for (int i = 0; i < l0.Count; i++)
                                    {
                                        DrawingItem d0 = l0[i];
                                        d = layers.GetDrawingItemById(d0.DrawingId);
                                        if (d != null)
                                        {
                                            d0.Copy(d);                                            //not deleted
                                            //move and resize the IDrawDesignControl
                                            foreach (Control c in page.Controls)
                                            {
                                                IDrawDesignControl dc0 = c as IDrawDesignControl;
                                                if (dc0 != null)
                                                {
                                                    if (dc0.Item == d0)
                                                    {
                                                        c.Location = d0.Location;
                                                        c.Size     = d0.Bounds.Size;
                                                        break;
                                                    }
                                                }
                                            }
                                        }
                                        else
                                        {
                                            deleted.Add(d0);                                             //deleted
                                        }
                                    }
                                }
                                if (deleted.Count > 0)
                                {
                                    //check to see if each deleted item has usages
                                    List <DrawingItem> ls = new List <DrawingItem>();
                                    foreach (DrawingItem d0 in deleted)
                                    {
                                        for (int i = 0; i < page.Controls.Count; i++)
                                        {
                                            IDrawDesignControl dc = page.Controls[i] as IDrawDesignControl;
                                            if (dc != null)
                                            {
                                                if (dc.DrawingId == d0.DrawingId)
                                                {
                                                    uint id = root.ObjectList.GetObjectID(dc);
                                                    if (id == 0)
                                                    {
                                                        DesignUtil.WriteToOutputWindow("id not found on deleting component {0}", dc.Name);
                                                    }
                                                    else
                                                    {
                                                        List <ObjectTextID> list = root.GetComponentUsage(id);
                                                        if (list.Count > 0)
                                                        {
                                                            dlgObjectUsage dlg = new dlgObjectUsage();
                                                            dlg.LoadData("Cannot delete this component. It is being used by the following objects", string.Format("Component - {0}", dc.Name), list);
                                                            dlg.ShowDialog();
                                                            ls.Add(d0);
                                                        }
                                                    }
                                                    break;
                                                }
                                            }
                                        }
                                    }
                                    if (ls.Count > 0)
                                    {
                                        foreach (DrawingItem d0 in ls)
                                        {
                                            deleted.Remove(d0);
                                        }
                                    }
                                    foreach (DrawingItem d0 in deleted)
                                    {
                                        for (int i = 0; i < page.Controls.Count; i++)
                                        {
                                            IDrawDesignControl dc = page.Controls[i] as IDrawDesignControl;
                                            if (dc != null)
                                            {
                                                if (dc.DrawingId == d0.DrawingId)
                                                {
                                                    surface.Loader.DeleteComponent(page.Controls[i]);
                                                    break;
                                                }
                                            }
                                        }
                                    }
                                }
                                //for a drawing object in layers if its guid does not exist in layers0 then
                                //it is a new object
                                //reset zorder according to the new layers
                                List <Control> ctrls = new List <Control>();
                                foreach (DrawingLayer l in layers)
                                {
                                    int zOrder = 0;
                                    foreach (DrawingItem d in l)
                                    {
                                        DrawingItem d0 = layers0.GetDrawingItemById(d.DrawingId);
                                        if (d0 == null)
                                        {
                                            //add a new drawing
                                            string name         = d.Name + Guid.NewGuid().GetHashCode().ToString("x");
                                            Type   designerType = TypeMappingAttribute.GetMappedType(d.GetType());
                                            if (designerType == null)
                                            {
                                                throw new DesignerException("Drawing type {0} does not have a designer", d.GetType());
                                            }
                                            Control            dc  = (Control)surface.Loader.CreateComponent(designerType, name);
                                            IDrawDesignControl ddc = (IDrawDesignControl)dc;
                                            ddc.Item    = d;
                                            dc.Location = d.Location;
                                            dc.Size     = d.Bounds.Size;
                                            ctrls.Add(dc);
                                            ddc.ZOrder = zOrder;
                                        }
                                        else
                                        {
                                            for (int k = 0; k < page.Controls.Count; k++)
                                            {
                                                IDrawDesignControl dc = page.Controls[k] as IDrawDesignControl;
                                                if (dc != null)
                                                {
                                                    if (dc.Item == d0)
                                                    {
                                                        dc.ZOrder = zOrder;
                                                        break;
                                                    }
                                                }
                                            }
                                        }
                                        zOrder += 10;
                                    }
                                }
                                if (ctrls.Count > 0)
                                {
                                    page.Controls.AddRange(ctrls.ToArray());
                                }
                                page.LoadData(layers, false);
                                page.Refresh();
                                surface.SetModified();
                                surface.Loader.NotifyChanges();
                            }
                        }
                    }
                }
            }
        }
Ejemplo n.º 2
0
        void miDelete_Click(object sender, EventArgs e)
        {
            LocalVariable  lv   = this.ClassPointer as LocalVariable;
            List <IAction> acts = lv.RootPointer.GetRelatedActions(lv.MemberId);
            bool           bOK  = (acts.Count == 0);

            if (bOK)
            {
                MethodDesignerHolder mdh = MethodViewer;
                if (mdh != null)
                {
                    BranchList bl = mdh.ActionList;
                    if (bl != null)
                    {
                        Dictionary <UInt32, IAction> actions = new Dictionary <uint, IAction>();
                        bl.GetActionsUseLocalVariable(lv.MemberId, actions);
                        if (actions.Count > 0)
                        {
                            foreach (KeyValuePair <UInt32, IAction> kv in actions)
                            {
                                acts.Add(kv.Value);
                            }
                            bOK = false;
                        }
                    }
                }
            }
            if (!bOK)
            {
                List <ObjectTextID> objs = new List <ObjectTextID>();
                foreach (IAction a in acts)
                {
                    objs.Add(new ObjectTextID("Action", "", a.Display));
                }
                dlgObjectUsage dlg = new dlgObjectUsage();
                dlg.LoadData("There are actions using this object. These actions must be removed before this object can be removed.", "Remove object", objs);
                //currently no OK will be returned
                bOK = (dlg.ShowDialog(this.FindForm()) == DialogResult.OK);
                if (bOK)
                {
                    IList <MethodDiagramViewer> l = MethodViewer.GetViewer();
                    foreach (MethodDiagramViewer mv in l)
                    {
                        //remove local/constructor actions belong to it
                        List <IComponent> avList = new List <IComponent>();
                        for (int i = 0; i < mv.Controls.Count; i++)
                        {
                            ActionViewer av = mv.Controls[i] as ActionViewer;
                            if (av != null)
                            {
                                foreach (IAction a in acts)
                                {
                                    if (av.ActionObject.ContainsActionId(a.ActionId))
                                    {
                                        avList.Add(av);
                                    }
                                }
                            }
                        }
                        if (avList.Count > 0)
                        {
                            mv.DeleteComponents(avList.ToArray());
                        }
                    }
                }
            }
            if (bOK)
            {
                MethodViewer.RemoveLocalVariable(this);
                RemoveLabel();
                Control p = this.Parent;
                if (p != null)
                {
                    p.Controls.Remove(this);
                }
                MethodViewer.Changed = true;
            }
        }