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Viewing changes to src/core/MonoDevelop.Ide/MonoDevelop.Ide.CodeCompletion/DeclarationViewWindow.cs

  • Committer: Package Import Robot
  • Author(s): Jo Shields
  • Date: 2013-05-12 09:46:03 UTC
  • mto: This revision was merged to the branch mainline in revision 29.
  • Revision ID: package-import@ubuntu.com-20130512094603-mad323bzcxvmcam0
Tags: upstream-4.0.5+dfsg
Import upstream version 4.0.5+dfsg

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src/core/MonoDevelop.Ide/MonoDevelop.Ide.CodeCompletion/DeclarationViewWindow.cs
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// DeclarationViewWindow.cs
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//
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// Author:
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//   Mike Krüger <mkrueger@novell.com>
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//
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// Copyright (c) 2009 Novell, Inc (http://www.novell.com)
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//
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// Permission is hereby granted, free of charge, to any person obtaining a copy
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// of this software and associated documentation files (the "Software"), to deal
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// in the Software without restriction, including without limitation the rights
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// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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// copies of the Software, and to permit persons to whom the Software is
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// furnished to do so, subject to the following conditions:
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//
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// The above copyright notice and this permission notice shall be included in
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// all copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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// THE SOFTWARE.
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using System;
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using Gtk;
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using MonoDevelop.Components;
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using System.Collections.Generic;
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using MonoDevelop.Core;
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namespace MonoDevelop.Ide.CodeCompletion
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{
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        internal class DeclarationViewWindow : TooltipWindow
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        {
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                static char[] newline = {'\n'};
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                List<string> overloads = new List<string> ();
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                int current_overload;
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                public int CurrentOverload {
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                        get {
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                                return this.current_overload; 
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                        }
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                        set {
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                                this.current_overload = value;
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                                ShowOverload ();
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                        }
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                }
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                MonoDevelop.Components.FixedWidthWrapLabel headlabel, bodylabel;
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                Label helplabel;
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                Arrow left, right;
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                VBox helpbox;
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                public string DescriptionMarkup {
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                        get {
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                                if (string.IsNullOrEmpty (bodylabel.Text))
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                                        return headlabel.Text;
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                                return headlabel.Text + "\n" + bodylabel.Text;
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                        }
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                        set {
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                                if (string.IsNullOrEmpty (value)) {
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                                        headlabel.Markup = bodylabel.Markup = "";
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                                        headlabel.Visible = bodylabel.Visible = false;
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                                        return;
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                                }
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                                string[] parts = value.Split (newline, 2);
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                                headlabel.Markup = "<b>" + parts[0].Trim () + "</b>";
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                                bodylabel.Markup = parts.Length == 2 && !string.IsNullOrEmpty (parts[1].Trim ())? "<span size=\"smaller\">" + parts[1].Trim () + "</span>" : "";
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                                headlabel.Visible = !string.IsNullOrEmpty (parts[0].Trim ());
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                                bodylabel.Visible = parts.Length == 2 ;
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                        }
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                }
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                public bool Multiple{
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                        get {
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                                return left.Visible;
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                        }
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                        set {
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                                left.Visible = right.Visible = helpbox.Visible = value;
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                                //this could go somewhere better, as long as it's after realization
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                                headlabel.Visible = !string.IsNullOrEmpty (headlabel.Text);
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                                bodylabel.Visible = !string.IsNullOrEmpty (bodylabel.Text);
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                        }
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                }
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                public void AddOverload (string desc)
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                {
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                        overloads.Add (desc);
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                        if (overloads.Count == 2)
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                                Multiple = overloads.Count > 1;
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                        ShowOverload ();
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                }
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                void ShowOverload ()
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                {
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                        if (current_overload >= 0 && current_overload < overloads.Count) {
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                                DescriptionMarkup = overloads[current_overload];
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                                helplabel.Markup = string.Format ("<small>" + GettextCatalog.GetString ("{0} of {1} overloads") + "</small>", current_overload + 1, overloads.Count);
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                        }
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                }
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                public void OverloadLeft ()
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                {
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                        if (current_overload == 0) {
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                                if (overloads.Count > 0)
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                                        current_overload = overloads.Count - 1;
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                        } else {
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                                current_overload--;
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                        }
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                        ShowOverload ();
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                }
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                public void OverloadRight ()
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                {
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                        if (current_overload == overloads.Count - 1) {
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                                current_overload = 0;
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                        } else {
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                                if (overloads.Count > 0)
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                                        current_overload++;
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                        }
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                        ShowOverload ();
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                }
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                public void Clear ()
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                {
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                        overloads.Clear ();
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                        Multiple = false;
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                        DescriptionMarkup = String.Empty;
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                        current_overload = 0;
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                }
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                public void SetFixedWidth (int w)
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                {
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                        if (w != -1) {
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                                w -= SizeRequest ().Width - headlabel.SizeRequest ().Width;
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                                headlabel.MaxWidth = w > 0 ? w : 1;
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                        } else {
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                                headlabel.MaxWidth = -1;
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                        }
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                        bodylabel.MaxWidth = headlabel.RealWidth > 350 ? headlabel.RealWidth : 350;
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                        QueueResize ();
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                }
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                public DeclarationViewWindow () : base ()
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                {
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                        this.AllowShrink = false;
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                        this.AllowGrow = false;
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                        EnableTransparencyControl = true;
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                        headlabel = new MonoDevelop.Components.FixedWidthWrapLabel ();
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                        headlabel.Indent = -20;
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                        headlabel.Wrap = Pango.WrapMode.WordChar;
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                        headlabel.BreakOnCamelCasing = true;
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                        headlabel.BreakOnPunctuation = true;
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                        bodylabel = new MonoDevelop.Components.FixedWidthWrapLabel ();
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                        bodylabel.Wrap = Pango.WrapMode.WordChar;
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                        bodylabel.BreakOnCamelCasing = true;
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                        bodylabel.BreakOnPunctuation = true;
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                        VBox vb = new VBox (false, 0);
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                        vb.PackStart (headlabel, true, true, 0);
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                        vb.PackStart (bodylabel, true, true, 3);
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                        left = new Arrow (ArrowType.Left, ShadowType.None);
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                        right = new Arrow (ArrowType.Right, ShadowType.None);
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                        HBox hb = new HBox (false, 0);
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                        hb.Spacing = 4;
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                        hb.PackStart (left, false, true, 0);
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                        hb.PackStart (vb, true, true, 0);
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                        hb.PackStart (right, false, true, 0);
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                        helplabel = new Label (string.Empty);
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                        helplabel.Xalign = 1;
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                        helpbox = new VBox (false, 0);
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                        helpbox.PackStart (new HSeparator (), false, true, 0);
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                        helpbox.PackStart (helplabel, false, true, 0);
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                        helpbox.BorderWidth = 2;
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                        VBox vb2 = new VBox (false, 0);
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                        vb2.Spacing = 4;
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                        vb2.PackStart (hb, true, true, 0);
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                        vb2.PackStart (helpbox, false, true, 0);
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                        this.Add (vb2);
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                        ShowAll ();
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                }
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        }
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}