plugins/gtk/plugin-init.c

   1 /*
   2    Copyright (c) 2007-2008 Luca Bruno
   3
   4    This file is part of Smalltalk YX.
   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
  14    all 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
  21    FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
  22    DEALINGS IN THE SOFTWARE.
  23 */
  24
  25 #include "syx/syx.h"
  26 #include <gtk/gtk.h>
  27 #include "syx-gobject.h"
  28
  29 static SyxOop _syx_gtk_process;
  30
  31 static syx_bool
  32 _syx_gtk_iteration (void)
  33 {
  34   gtk_main_iteration_do (FALSE);
  35   return FALSE;
  36 }
  37
  38 EXPORT void syx_g_closure_marshal (GClosure *closure,
  39                                    GValue *return_value,
  40                                    guint n_param_values,
  41                                    const GValue *param_values,
  42                                    gpointer invocation_hint,
  43                                    gpointer marshal_data)
  44 {
  45   SyxOop array = syx_array_new_size (n_param_values);
  46   SyxOop context;
  47   SyxOop callback = (SyxOop) closure->data;
  48   syx_uint32 i;
  49   const GValue *v;
  50   syx_symbol name;
  51   SyxOop value;
  52   SyxOop oop;
  53   GType t;
  54
  55   for (i=0; i < n_param_values; i++)
  56     {
  57       v = param_values+i;
  58       t = G_TYPE_FUNDAMENTAL (G_VALUE_TYPE (v));
  59
  60       switch (t)
  61         {
  62         case G_TYPE_INVALID:
  63         case G_TYPE_NONE:
  64           SYX_OBJECT_DATA(array)[i] = syx_nil;
  65           break;
  66         case G_TYPE_CHAR:
  67         case G_TYPE_UCHAR:
  68           SYX_OBJECT_DATA(array)[i] = syx_character_new (g_value_get_char (v));
  69           break;
  70         case G_TYPE_BOOLEAN:
  71           SYX_OBJECT_DATA(array)[i] = syx_boolean_new (g_value_get_boolean (v));
  72           break;
  73         case G_TYPE_INT:
  74         case G_TYPE_UINT:
  75         case G_TYPE_LONG:
  76         case G_TYPE_ULONG:
  77         case G_TYPE_INT64:
  78         case G_TYPE_ENUM:
  79         case G_TYPE_FLAGS:
  80           SYX_OBJECT_DATA(array)[i] = syx_small_integer_new (g_value_get_int (v));
  81           break;
  82         case G_TYPE_FLOAT:
  83         case G_TYPE_DOUBLE:
  84           SYX_OBJECT_DATA(array)[i] = syx_float_new (g_value_get_double (v));
  85           break;
  86         case G_TYPE_STRING:
  87           SYX_OBJECT_DATA(array)[i] = syx_string_new (g_value_get_string (v));
  88           break;
  89         case G_TYPE_POINTER:
  90         case G_TYPE_PARAM:
  91           SYX_OBJECT_DATA(array)[i] = SYX_POINTER_CAST_OOP (g_value_get_pointer (v));
  92           break;
  93         case G_TYPE_BOXED:
  94           value = SYX_POINTER_CAST_OOP (g_value_get_boxed (v));
  95         case G_TYPE_OBJECT:
  96           value = SYX_POINTER_CAST_OOP (g_value_get_object (v));
  97           /* get the class name */
  98           name = G_VALUE_TYPE_NAME (v);
  99           /* lookup the class and create the object */
 100           oop = syx_object_new (syx_globals_at (name));
 101           /* set the first instance variable (handle) to hold the CPointer */
 102           SYX_OBJECT_VARS(oop)[0] = value;
 103
 104           SYX_OBJECT_DATA(array)[i] = oop;
 105           break;
 106         }
 107     }
 108
 109   context = syx_send_unary_message (callback, "invoke");
 110   syx_interp_enter_context (_syx_gtk_process, context);
 111   SYX_PROCESS_SUSPENDED (_syx_gtk_process) = syx_false;
 112   do { syx_scheduler_run (); } while (SYX_IS_FALSE (SYX_PROCESS_SUSPENDED (_syx_gtk_process)));
 113
 114   return;
 115 }
 116
 117 SYX_FUNC_PRIMITIVE(Gtk_main)
 118 {
 119   static syx_bool registered = FALSE;
 120   SYX_PRIM_ARGS (1);
 121
 122   if (!registered)
 123     {
 124       syx_scheduler_poll_register_source (_syx_gtk_iteration, syx_nil);
 125       _syx_gtk_process = es->message_arguments[0];
 126     }
 127
 128   SYX_PRIM_RETURN (es->message_receiver);
 129 }
 130
 131 SYX_FUNC_PRIMITIVE(Gtk_mainQuit)
 132 {
 133   syx_scheduler_poll_unregister_source (_syx_gtk_iteration, syx_nil);
 134
 135   SYX_PRIM_RETURN(es->message_receiver);
 136 }
 137
 138 EXPORT syx_bool
 139 syx_plugin_initialize (void)
 140 {
 141   static syx_bool _syx_gtk_initialized = FALSE;
 142   syx_symbol *filename;
 143   syx_string full_filename;
 144   static syx_symbol gtk_filenames[] = {
 145     "GObject.st", "Gtk.st",
 146     "GtkWidget.st", "GtkLabel.st", "GtkContainer.st",
 147     "GtkWindow.st", "GtkButton.st", "GtkTools.st", "GtkBox.st",
 148     "GtkAdjustment.st", "GtkScrolledWindow.st",
 149     "GtkTextIter.st", "GtkTextView.st", "GtkTextBuffer.st", "GtkTextMark.st",
 150     "GtkTextTag.st", "GtkTextTagTable.st",
 151     NULL
 152   };
 153
 154   if (_syx_gtk_initialized)
 155     return TRUE;
 156
 157   _syx_gtk_initialized = TRUE;
 158
 159   for (filename = gtk_filenames; *filename; filename++)
 160     {
 161       full_filename = syx_find_file ("st", "gtk", *filename);
 162       syx_file_in_blocking (full_filename);
 163       syx_free (full_filename);
 164     }
 165
 166   gtk_init (0, NULL);
 167
 168   return TRUE;
 169 }
 170
 171 EXPORT void
 172 syx_plugin_finalize (void)
 173 {
 174 }