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 static GObjectClass *parent_class;
  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   g_hash_table_remove (class->name_table, window->name);
 185   free (window->name);
 186
 187   if (G_OBJECT_CLASS (parent_class)->finalize)
 188     G_OBJECT_CLASS (parent_class)->finalize (object);
 189 }
 190
 191
 192 static void
 193 psppire_window_class_init (PsppireWindowClass *class)
 194 {
 195   GObjectClass *object_class = G_OBJECT_CLASS (class);
 196
 197
 198
 199   GParamSpec *use_class_spec =
 200     g_param_spec_enum ("usage",
 201                        "Usage",
 202                        "What the window is used for",
 203                        G_TYPE_PSPPIRE_WINDOW_USAGE,
 204                        PSPPIRE_WINDOW_USAGE_SYNTAX /* default value */,
 205                        G_PARAM_CONSTRUCT_ONLY |G_PARAM_READABLE | G_PARAM_WRITABLE);
 206
 207
 208   GParamSpec *filename_spec =
 209     g_param_spec_string ("filename",
 210                        "File name",
 211                        "The name of the file associated with this window, if any",
 212                          "Untitled",
 213                          G_PARAM_READABLE | G_PARAM_WRITABLE | G_PARAM_CONSTRUCT
 214                          );
 215
 216
 217   object_class->set_property = psppire_window_set_property;
 218   object_class->get_property = psppire_window_get_property;
 219
 220   g_object_class_install_property (object_class,
 221                                    PROP_FILENAME,
 222                                    filename_spec);
 223
 224   g_object_class_install_property (object_class,
 225                                    PROP_USAGE,
 226                                    use_class_spec);
 227
 228
 229   class->name_table = g_hash_table_new (g_str_hash, g_str_equal);
 230
 231   g_hash_table_insert (class->name_table, "Untitled", NULL);
 232
 233   the_class = class;
 234   parent_class = g_type_class_peek_parent (class);
 235 }
 236
 237
 238 static void
 239 psppire_window_base_init (PsppireWindowClass *class)
 240 {
 241   GObjectClass *object_class = G_OBJECT_CLASS (class);
 242
 243   object_class->finalize = psppire_window_finalize;
 244 }
 245
 246
 247
 248 static void
 249 psppire_window_base_finalize (PsppireWindowClass *class,
 250                                 gpointer class_data)
 251 {
 252   g_hash_table_destroy (class->name_table);
 253 }
 254
 255
 256
 257 static void
 258 psppire_window_init (PsppireWindow *window)
 259 {
 260   window->name = NULL;
 261   window->finalized = FALSE;
 262 }
 263
 264
 265 GtkWidget*
 266 psppire_window_new (PsppireWindowUsage usage)
 267 {
 268   return GTK_WIDGET (g_object_new (psppire_window_get_type (),
 269                                    "type", GTK_WINDOW_TOPLEVEL,
 270                                    "usage", usage,
 271                                    NULL));
 272 }
 273
 274
 275 const gchar *
 276 psppire_window_get_filename (PsppireWindow *w)
 277 {
 278   const gchar *name = NULL;
 279   g_object_get (w, "filename", name, NULL);
 280   return name;
 281 }
 282
 283
 284 void
 285 psppire_window_set_filename (PsppireWindow *w, const gchar *filename)
 286 {
 287   g_object_set (w, "filename", filename, NULL);
 288 }
 289
 290
 291 static void
 292 minimise_all  (gpointer key,
 293                gpointer value,
 294                gpointer user_data)
 295 {
 296   PsppireWindow *w = PSPPIRE_WINDOW (value);
 297
 298   gtk_window_iconify (GTK_WINDOW (w));
 299 }
 300
 301
 302
 303 void
 304 psppire_window_minimise_all (void)
 305 {
 306   g_hash_table_foreach (the_class->name_table, minimise_all, NULL);
 307 }
 308
 309
 310
 311 \f
 312
 313 GType
 314 psppire_window_usage_get_type (void)
 315 {
 316   static GType etype = 0;
 317   if (etype == 0)
 318     {
 319       static const GEnumValue values[] = {
 320         { PSPPIRE_WINDOW_USAGE_SYNTAX, "PSPPIRE_WINDOW_USAGE_SYNTAX",
 321           "Syntax" },
 322
 323         { PSPPIRE_WINDOW_USAGE_OUTPUT, "PSPPIRE_WINDOW_USAGE_OUTPUT",
 324           "Output" },
 325
 326         { PSPPIRE_WINDOW_USAGE_DATA,   "PSPPIRE_WINDOW_USAGE_DATA",
 327           "Data" },
 328
 329         { 0, NULL, NULL }
 330       };
 331
 332       etype = g_enum_register_static
 333         (g_intern_static_string ("PsppireWindowUsage"), values);
 334     }
 335
 336   return etype;
 337 }