git.roojs.org Git - app.Builder.js/blob - src/Palete/CompletionProvider.vala

   1
   2 using Gtk;
   3
   4 // not sure why - but extending Gtk.SourceCompletionProvider seems to give an error..
   5 namespace Palete {
   6
   7     public class CompletionProvider : Object, SourceCompletionProvider
   8     {
   9                 Editor editor;
  10                 WindowState windowstate;
  11                 public List<SourceCompletionItem> proposals;
  12                 //public List<Gtk.SourceCompletionItem> filtered_proposals;
  13
  14                 construct(Editor editor)
  15                 {
  16                     this.editor  = editor;
  17                     this.windowstate = editor.window.windowstate;
  18
  19                         this.proposals = new List<SourceCompletionItem> ();
  20                 }
  21
  22                 public string get_name ()
  23                 {
  24                   return  "test";
  25                 }
  26
  27                 public int get_priority ()
  28                 {
  29                   return 1;
  30                 }
  31
  32                 public bool match (SourceCompletionContext context)
  33                 {
  34
  35                         return true;
  36                 }
  37
  38                 public void populate (SourceCompletionContext context)
  39                 {
  40                         var buffer = context.completion.view.buffer;
  41                         var  mark = buffer.get_insert ();
  42                         TextIter end;
  43
  44                         buffer.get_iter_at_mark (out end, mark);
  45                         var endpos = end;
  46
  47                         var searchpos = endpos;
  48
  49                         searchpos.backward_find_char(is_space, null);
  50                         searchpos.forward_char();
  51                         var search = endpos.get_text(searchpos);
  52                         print("got search %s\n", search);
  53
  54                         if (search.length < 2) {
  55                                 return;
  56                         }
  57
  58                         var filtered_proposals = new List<SourceCompletionItem> ();
  59
  60                         filtered_proposals.prepend (new SourceCompletionItem (search + "xx", search + "xx", null, "some info"));
  61                         foreach(var i in this.proposals) {
  62                                 //if(i.text.contains(search)) // starts??
  63                                 //      this.filtered_proposals.prepend (new SourceCompletionItem (i.label, i.text, i.icon, i.info));
  64                                 //}
  65                         }
  66                         context.add_proposals (this, filtered_proposals, true);
  67                 }
  68
  69                 public bool activate_proposal (SourceCompletionProposal proposal, TextIter iter)
  70                 {
  71                         var istart = iter;
  72                         istart.backward_find_char(is_space, null);
  73                         istart.forward_char();
  74
  75                 //    var search = iter.get_text(istart);
  76
  77                         var buffer = iter.get_buffer();
  78                         buffer.delete(ref istart, ref iter);
  79                         buffer.insert(ref istart, proposal.get_text(), -1);
  80
  81                         return true;
  82                 }
  83
  84                 public SourceCompletionActivation get_activation ()
  85                 {
  86                         //if(SettingsManager.Get_Setting("complete_auto") == "true"){
  87                                 return SourceCompletionActivation.INTERACTIVE | SourceCompletionActivation.USER_REQUESTED;
  88                         //} else {
  89                         //      return Gtk.SourceCompletionActivation.USER_REQUESTED;
  90                         //}
  91                 }
  92
  93                 public int get_interactive_delay ()
  94                 {
  95                         return -1;
  96                 }
  97
  98                 public bool get_start_iter (SourceCompletionContext context, SourceCompletionProposal proposal, out TextIter iter)
  99                 {
 100                         return false;
 101                 }
 102
 103                 public void update_info (SourceCompletionProposal proposal, SourceCompletionInfo info)
 104                 {
 105
 106                 }
 107
 108                 private bool is_space(unichar space){
 109                         return space.isspace() || space.to_string() == "";
 110                 }
 111
 112                 private bool is_forward_space(unichar space){
 113                         return !(
 114                                 space.to_string() == " "
 115                                 ||
 116                                 space.to_string() == ""
 117                                 ||
 118                                 space.to_string() == "\n"
 119                                 ||
 120                                 space.to_string() == ")"
 121                                 ||
 122                                 space.to_string() == "("
 123
 124                         );
 125                 }
 126         }
 127
 128
 129 }