pintos-os.org Git - pspp/blob - src/ui/gui/psppire-window.c

   1 /* PSPPIRE - a graphical user interface for PSPP.
   2    Copyright (C) 2008  Free Software Foundation
   3
   4    This program is free software: you can redistribute it and/or modify
   5    it under the terms of the GNU General Public License as published by
   6    the Free Software Foundation, either version 3 of the License, or
   7    (at your option) any later version.
   8
   9    This program is distributed in the hope that it will be useful,
  10    but WITHOUT ANY WARRANTY; without even the implied warranty of
  11    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12    GNU General Public License for more details.
  13
  14    You should have received a copy of the GNU General Public License
  15    along with this program.  If not, see <http://www.gnu.org/licenses/>. */
  16
  17 #include <config.h>
  18
  19 #include <gtk/gtksignal.h>
  20 #include <gtk/gtkwindow.h>
  21
  22 #include <stdlib.h>
  23
  24 #include <gettext.h>
  25 #define _(msgid) gettext (msgid)
  26 #define N_(msgid) msgid
  27
  28 #include "psppire-window.h"
  29
  30
  31 static void psppire_window_base_finalize (PsppireWindowClass *, gpointer);
  32 static void psppire_window_base_init     (PsppireWindowClass *class);
  33 static void psppire_window_class_init    (PsppireWindowClass *class);
  34 static void psppire_window_init          (PsppireWindow      *window);
  35
  36
  37 static PsppireWindowClass *the_class;
  38
  39
  40 GType
  41 psppire_window_get_type (void)
  42 {
  43   static GType psppire_window_type = 0;
  44
  45   if (!psppire_window_type)
  46     {
  47       static const GTypeInfo psppire_window_info =
  48       {
  49         sizeof (PsppireWindowClass),
  50         (GBaseInitFunc) psppire_window_base_init,
  51         (GBaseFinalizeFunc) psppire_window_base_finalize,
  52         (GClassInitFunc)psppire_window_class_init,
  53         (GClassFinalizeFunc) NULL,
  54         NULL,
  55         sizeof (PsppireWindow),
  56         0,
  57         (GInstanceInitFunc) psppire_window_init,
  58       };
  59
  60       psppire_window_type =
  61         g_type_register_static (GTK_TYPE_WINDOW, "PsppireWindow",
  62                                 &psppire_window_info, 0);
  63     }
  64
  65   return psppire_window_type;
  66 }
  67
  68
  69 /* Properties */
  70 enum
  71 {
  72   PROP_0,
  73   PROP_FILENAME,
  74   PROP_USAGE
  75 };
  76
  77
  78 gchar *
  79 uniquify (const gchar *str, int *x)
  80 {
  81   return g_strdup_printf ("%s%d", str, (*x)++);
  82 }
  83
  84
  85
  86 static void
  87 psppire_window_set_property (GObject         *object,
  88                              guint            prop_id,
  89                              const GValue    *value,
  90                              GParamSpec      *pspec)
  91 {
  92   PsppireWindow *window = PSPPIRE_WINDOW (object);
  93
  94   PsppireWindowClass *class = PSPPIRE_WINDOW_CLASS (G_OBJECT_GET_CLASS (object));
  95   switch (prop_id)
  96     {
  97     case PROP_USAGE:
  98       window->usage = g_value_get_enum (value);
  99       break;
 100     case PROP_FILENAME:
 101       {
 102         gchar mdash[6] = {0,0,0,0,0,0};
 103         gchar *basename, *title;
 104         const gchar *name = g_value_get_string (value);
 105         gchar *candidate_name = strdup (name);
 106         int x = 0;
 107
 108         while ( g_hash_table_lookup (class->name_table, candidate_name))
 109           {
 110             free (candidate_name);
 111             candidate_name = uniquify (name, &x);
 112           }
 113
 114         basename = g_path_get_basename (candidate_name);
 115         g_unichar_to_utf8 (0x2014, mdash);
 116
 117         switch (window->usage)
 118           {
 119           case PSPPIRE_WINDOW_USAGE_SYNTAX:
 120             title = g_strdup_printf ( _("%s %s PSPPIRE Syntax Editor"),
 121                                       basename, mdash);
 122             break;
 123           case PSPPIRE_WINDOW_USAGE_OUTPUT:
 124             title = g_strdup_printf ( _("%s %s PSPPIRE Output"),
 125                                       basename, mdash);
 126           case PSPPIRE_WINDOW_USAGE_DATA:
 127             title = g_strdup_printf ( _("%s %s PSPPIRE Data Editor"),
 128                                       basename, mdash);
 129             break;
 130           default:
 131             g_assert_not_reached ();
 132             break;
 133           }
 134
 135         gtk_window_set_title (GTK_WINDOW (window), title);
 136
 137         free (window->name);
 138         window->name = candidate_name;
 139
 140
 141         g_hash_table_insert (class->name_table, window->name, window);
 142
 143         free (basename);
 144         free (title);
 145       }
 146       break;
 147     default:
 148       G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
 149       break;
 150     };
 151 }
 152
 153
 154 static void
 155 psppire_window_get_property (GObject         *object,
 156                              guint            prop_id,
 157                              GValue          *value,
 158                              GParamSpec      *pspec)
 159 {
 160   PsppireWindow *window = PSPPIRE_WINDOW (object);
 161
 162   switch (prop_id)
 163     {
 164     case PROP_USAGE:
 165       g_value_set_enum (value, window->usage);
 166       break;
 167     case PROP_FILENAME:
 168       g_value_set_string (value, window->name);
 169       break;
 170     default:
 171       G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
 172       break;
 173     };
 174 }
 175
 176
 177
 178 static void
 179 psppire_window_finalize (GObject *object)
 180 {
 181   PsppireWindow *window = PSPPIRE_WINDOW (object);
 182   PsppireWindowClass *class = PSPPIRE_WINDOW_CLASS (G_OBJECT_GET_CLASS (object));
 183
 184   GtkWindowClass *parent_class = g_type_class_peek_parent (class);
 185
 186   if ( window->finalized )
 187     return;
 188
 189   window->finalized = TRUE;
 190
 191   g_debug ("%s %p", __FUNCTION__, object);
 192
 193   g_hash_table_remove (class->name_table, window->name);
 194   free (window->name);
 195
 196   if (G_OBJECT_CLASS (parent_class)->finalize)
 197      (*G_OBJECT_CLASS (parent_class)->finalize) (object);
 198 }
 199
 200
 201 static void
 202 psppire_window_class_init (PsppireWindowClass *class)
 203 {
 204   GObjectClass *object_class = G_OBJECT_CLASS (class);
 205
 206   GParamSpec *use_class_spec =
 207     g_param_spec_enum ("usage",
 208                        "Usage",
 209                        "What the window is used for",
 210                        G_TYPE_PSPPIRE_WINDOW_USAGE,
 211                        PSPPIRE_WINDOW_USAGE_SYNTAX /* default value */,
 212                        G_PARAM_CONSTRUCT_ONLY |G_PARAM_READABLE | G_PARAM_WRITABLE);
 213
 214
 215   GParamSpec *filename_spec =
 216     g_param_spec_string ("filename",
 217                        "File name",
 218                        "The name of the file associated with this window, if any",
 219                          "Untitled",
 220                          G_PARAM_READABLE | G_PARAM_WRITABLE | G_PARAM_CONSTRUCT
 221                          );
 222
 223
 224   object_class->set_property = psppire_window_set_property;
 225   object_class->get_property = psppire_window_get_property;
 226
 227   g_object_class_install_property (object_class,
 228                                    PROP_FILENAME,
 229                                    filename_spec);
 230
 231   g_object_class_install_property (object_class,
 232                                    PROP_USAGE,
 233                                    use_class_spec);
 234
 235
 236   class->name_table = g_hash_table_new (g_str_hash, g_str_equal);
 237
 238   g_hash_table_insert (class->name_table, "Untitled", NULL);
 239
 240   the_class = class;
 241 }
 242
 243
 244 static void
 245 psppire_window_base_init (PsppireWindowClass *class)
 246 {
 247   GObjectClass *object_class = G_OBJECT_CLASS (class);
 248
 249   object_class->finalize = psppire_window_finalize;
 250 }
 251
 252
 253
 254 static void
 255 psppire_window_base_finalize (PsppireWindowClass *class,
 256                                 gpointer class_data)
 257 {
 258   g_hash_table_destroy (class->name_table);
 259 }
 260
 261
 262
 263 static void
 264 psppire_window_init (PsppireWindow *window)
 265 {
 266   window->name = NULL;
 267   window->finalized = FALSE;
 268 }
 269
 270
 271 GtkWidget*
 272 psppire_window_new (PsppireWindowUsage usage)
 273 {
 274   return GTK_WIDGET (g_object_new (psppire_window_get_type (),
 275                                    "type", GTK_WINDOW_TOPLEVEL,
 276                                    "usage", usage,
 277                                    NULL));
 278 }
 279
 280
 281 const gchar *
 282 psppire_window_get_filename (PsppireWindow *w)
 283 {
 284   const gchar *name = NULL;
 285   g_object_get (w, "filename", name, NULL);
 286   return name;
 287 }
 288
 289
 290 void
 291 psppire_window_set_filename (PsppireWindow *w, const gchar *filename)
 292 {
 293   g_object_set (w, "filename", filename, NULL);
 294 }
 295
 296
 297 static void
 298 minimise_all  (gpointer key,
 299                gpointer value,
 300                gpointer user_data)
 301 {
 302   PsppireWindow *w = PSPPIRE_WINDOW (value);
 303
 304   gtk_window_iconify (w);
 305 }
 306
 307
 308
 309 void
 310 psppire_window_minimise_all (void)
 311 {
 312   g_hash_table_foreach (the_class->name_table, minimise_all, NULL);
 313 }
 314
 315
 316
 317 \f
 318
 319 GType
 320 psppire_window_usage_get_type (void)
 321 {
 322   static GType etype = 0;
 323   if (etype == 0)
 324     {
 325       static const GEnumValue values[] = {
 326         { PSPPIRE_WINDOW_USAGE_SYNTAX, "PSPPIRE_WINDOW_USAGE_SYNTAX",
 327           "Syntax" },
 328
 329         { PSPPIRE_WINDOW_USAGE_OUTPUT, "PSPPIRE_WINDOW_USAGE_OUTPUT",
 330           "Output" },
 331
 332         { PSPPIRE_WINDOW_USAGE_DATA,   "PSPPIRE_WINDOW_USAGE_DATA",
 333           "Data" },
 334
 335         { 0, NULL, NULL }
 336       };
 337
 338       etype = g_enum_register_static
 339         (g_intern_static_string ("PsppireWindowUsage"), values);
 340     }
 341
 342   return etype;
 343 }