Renderers/HitRendererControl.cs

   1 //
   2 // HitRendererControl.cs
   3 //
   4
   5 //
   6 // Permission is hereby granted, free of charge, to any person obtaining a copy
   7 // of this software and associated documentation files (the "Software"), to deal
   8 // in the Software without restriction, including without limitation the rights
   9 // to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
  10 // copies of the Software, and to permit persons to whom the Software is
  11 // furnished to do so, subject to the following conditions:
  12 //
  13 // The above copyright notice and this permission notice shall be included in all
  14 // copies or substantial portions of the Software.
  15 //
  16 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  17 // IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  18 // FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
  19 // AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  20 // LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
  21 // OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
  22 // SOFTWARE.
  23 //
  24
  25 using System;
  26 using System.Collections;
  27
  28 namespace Beagle {
  29
  30         public class HitRendererControl : Gtk.HBox {
  31
  32                 string name;
  33                 HitRenderer renderer;
  34
  35                 Gtk.Label nameLabel;
  36                 Gtk.Label displayedLabel;
  37
  38                 Gtk.Button prevButton;
  39                 Gtk.Button nextButton;
  40
  41                 public HitRendererControl (string _name, string icon, HitRenderer r)
  42                         : base (false, 3)
  43                 {
  44                         name = _name;
  45                         renderer = r;
  46
  47                         renderer.RefreshEvent += new HitRenderer.RefreshHandler (OnRefresh);
  48
  49                         if (icon != null) {
  50                                 Gtk.Widget iconW = DataBarn.GetImageWidget (icon);
  51                                 if (iconW != null) {
  52                                         this.PackStart (iconW, false, false, 3);
  53                                         iconW.Show ();
  54                                 }
  55                         }
  56
  57                         nameLabel = new Gtk.Label ("");
  58                         this.PackStart (nameLabel, false, false, 3);
  59                         nameLabel.Show ();
  60
  61
  62                         nextButton = new Gtk.Button ("Next");
  63                         nextButton.Clicked += new EventHandler (OnNextClicked);
  64                         this.PackEnd (nextButton, false, false, 3);
  65
  66                         displayedLabel = new Gtk.Label ("");
  67                         this.PackEnd (displayedLabel, false, false, 3);
  68                         displayedLabel.Show ();
  69
  70                         prevButton = new Gtk.Button ("Prev");
  71                         prevButton.Clicked += new EventHandler (OnPrevClicked);
  72                         this.PackEnd (prevButton, false, false, 3);
  73
  74                         // Initialize things
  75                         OnRefresh (null);
  76                 }
  77
  78                 private void OnRefresh (HitRenderer signaller)
  79                 {
  80                         string str;
  81
  82                         str = "<b>" + name + "</b>";
  83                         if (renderer.TotalCount > 0) {
  84                                 str += " -- " + renderer.TotalCount + " match";
  85                                 if (renderer.TotalCount > 1)
  86                                         str += "es";
  87                         }
  88                         nameLabel.Markup = str;
  89
  90
  91                         str = "";
  92                         if (renderer.DisplayedCount > 1) {
  93                                 str = String.Format ("{0} - {1} displayed",
  94                                                      renderer.FirstDisplayed + 1,
  95                                                      renderer.LastDisplayed + 1);
  96                                 if (renderer.LastDisplayed + 1 < renderer.TotalCount) {
  97                                         prevButton.Show ();
  98                                         nextButton.Show ();
  99                                 }
 100                         }
 101                         displayedLabel.Text = str;
 102
 103                         prevButton.Sensitive = (renderer.FirstDisplayed > 0);
 104                         nextButton.Sensitive = (renderer.LastDisplayed + 1 < renderer.TotalCount
 105                                                 && renderer.TotalCount > 0);
 106                 }
 107
 108                 private void OnPrevClicked (object o, EventArgs args)
 109                 {
 110                         renderer.DisplayPrev ();
 111                 }
 112
 113                 private void OnNextClicked (object o, EventArgs args)
 114                 {
 115                         renderer.DisplayNext ();
 116                 }
 117
 118         }
 119 }