search/NotificationArea.cs

   1 //
   2 // NotificationArea.cs
   3 //
   4 // Copyright (c) 2006 Novell, Inc.
   5 //
   6
   7 using System;
   8 using System.Collections;
   9
  10 using Gtk;
  11
  12 namespace Search {
  13
  14         public class NotificationMessage : HBox {
  15
  16                 private static Gtk.Style style;
  17
  18                 private Gtk.Image icon;
  19                 private Gtk.Label title;
  20                 private Gtk.Label message;
  21                 private Gtk.Box action_box;
  22
  23                 private NotificationArea area;
  24
  25                 static NotificationMessage ()
  26                 {
  27                         Gtk.Window temp_win = new Gtk.Window (WindowType.Popup);
  28                         temp_win.Name = "gtk-tooltips";
  29                         temp_win.EnsureStyle ();
  30
  31                         style = temp_win.Style.Copy ();
  32                 }
  33
  34                 public NotificationMessage () : this (null, null) { }
  35
  36                 public NotificationMessage (string t, string m) : base (false, 5)
  37                 {
  38                         this.Style = style;
  39
  40                         BorderWidth = 5;
  41
  42                         icon = new Image (Stock.DialogInfo, IconSize.Dialog);
  43                         this.PackStart (icon, false, true, 5);
  44
  45                         VBox vbox = new VBox (false, 5);
  46                         this.PackStart (vbox, true, true, 0);
  47
  48                         title = new Label ();
  49                         title.SetAlignment (0.0f, 0.5f);
  50                         this.Title = t;
  51                         vbox.PackStart (title, false, true, 0);
  52
  53                         message = new Label ();
  54                         message.LineWrap = true;
  55                         message.SetSizeRequest (500, -1); // ugh, no way to sanely reflow a gtk label
  56                         message.SetAlignment (0.0f, 0.0f);
  57                         this.Message = m;
  58                         vbox.PackStart (message, true, true, 0);
  59
  60                         action_box = new HBox (false, 3);
  61
  62                         Button hide_button = new Button ("Hide");
  63                         hide_button.Clicked += OnHideClicked;
  64                         action_box.PackEnd (hide_button, false, true, 0);
  65
  66                         Alignment action_align = new Alignment (1.0f, 0.5f, 0.0f, 0.0f);
  67                         action_align.Add (action_box);
  68                         vbox.PackStart (action_align, false, true, 0);
  69                 }
  70
  71                 protected override bool OnExposeEvent (Gdk.EventExpose e)
  72                 {
  73                         Style.PaintBox (Style, GdkWindow, StateType.Normal,
  74                                         ShadowType.Out, e.Area, this, "notification area",
  75                                         Allocation.X, Allocation.Y,
  76                                         Allocation.Width, Allocation.Height);
  77
  78                         return base.OnExposeEvent (e);
  79                 }
  80
  81                 public void AddAction (string name, EventHandler e)
  82                 {
  83                         Button action = new Button (name);
  84
  85                         if (e != null)
  86                                 action.Clicked += e;
  87
  88                         action_box.PackStart (action, false, true, 0);
  89                 }
  90
  91                 private void OnHideClicked (object o, EventArgs args)
  92                 {
  93                         area.Hide ();
  94                 }
  95
  96                 public string Title {
  97                         get { return title.Text; }
  98                         set { title.Markup = "<big><b>" + value + "</b></big>"; }
  99                 }
 100
 101                 public string Message {
 102                         get { return message.Text; }
 103                         set { message.Markup = value; }
 104                 }
 105
 106                 public string Icon {
 107                         set { icon.SetFromStock (value, Gtk.IconSize.Dialog); }
 108                 }
 109
 110                 public NotificationArea Area {
 111                         set { area = value; }
 112                 }
 113         }
 114
 115         public class NotificationArea : Frame {
 116
 117                 private NotificationMessage message;
 118
 119                 public NotificationArea ()
 120                 {
 121                         NoShowAll = true;
 122                         ShadowType = ShadowType.Out;
 123                 }
 124
 125                 public new void Display (NotificationMessage m)
 126                 {
 127                         if (message != m) {
 128                                 if (message != null)
 129                                         Remove (message);
 130
 131                                 Add (m);
 132
 133                                 message = m;
 134                                 m.Area = this;
 135                                 m.ShowAll ();
 136                         }
 137
 138                         this.Show ();
 139                 }
 140         }
 141 }