vcs.maemo.org Git - hildon/blob - src/hildon-font-selection-dialog.c

   1 /*
   2  * This file is a part of hildon
   3  *
   4  * Copyright (C) 2005, 2006 Nokia Corporation, all rights reserved.
   5  *
   6  * Contact: Rodrigo Novo <rodrigo.novo@nokia.com>
   7  *
   8  * This library is free software; you can redistribute it and/or
   9  * modify it under the terms of the GNU Lesser General Public License
  10  * as published by the Free Software Foundation; version 2.1 of
  11  * the License, or (at your option) any later version.
  12  *
  13  * This library is distributed in the hope that it will be useful, but
  14  * WITHOUT ANY WARRANTY; without even the implied warranty of
  15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
  16  * Lesser General Public License for more details.
  17  *
  18  * You should have received a copy of the GNU Lesser General Public
  19  * License along with this library; if not, write to the Free Software
  20  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
  21  * 02110-1301 USA
  22  *
  23  */
  24
  25 /**
  26  * SECTION:hildon-font-selection-dialog
  27  * @short_description: A widget used to allow users to select a font
  28  * with certain properties.
  29  *
  30  * Font selection can be made using this widget. Users can select font name,
  31  * size, style, etc. Since hildon 2.2, the previously available preview dialog
  32  * has been removed.
  33  */
  34
  35 #undef                                          HILDON_DISABLE_DEPRECATED
  36
  37 #ifdef                                          HAVE_CONFIG_H
  38 #include                                        <config.h>
  39 #endif
  40
  41 #include                                        <libintl.h>
  42 #include                                        <stdlib.h>
  43 #include                                        <string.h>
  44
  45 #include                                        <glib.h>
  46 #include                                        <gdk/gdkkeysyms.h>
  47
  48 #include                                        "hildon-font-selection-dialog.h"
  49 #include                                        "hildon-caption.h"
  50 #include                                        "hildon-color-button.h"
  51 #include                                        "hildon-font-selection-dialog-private.h"
  52
  53 /* These are what we use as the standard font sizes, for the size list */
  54
  55 static const guint16                            font_sizes[] =
  56 {
  57   6, 8, 10, 12, 16, 24, 32
  58 };
  59
  60 enum
  61 {
  62     PROP_0,
  63     PROP_FAMILY,
  64     PROP_FAMILY_SET,
  65     PROP_SIZE,
  66     PROP_SIZE_SET,
  67     PROP_COLOR,
  68     PROP_COLOR_SET,
  69     PROP_BOLD,
  70     PROP_BOLD_SET,
  71     PROP_ITALIC,
  72     PROP_ITALIC_SET,
  73     PROP_UNDERLINE,
  74     PROP_UNDERLINE_SET,
  75     PROP_STRIKETHROUGH,
  76     PROP_STRIKETHROUGH_SET,
  77     PROP_POSITION,
  78     PROP_POSITION_SET,
  79     PROP_PREVIEW_TEXT,
  80     PROP_FONT_SCALING
  81 };
  82
  83 /* combo box active row indicator -2--inconsistent, -1--undefined
  84  * please make sure that you use settings_init settings_apply
  85  * and settings_destroy, dont even try to touch this structure
  86  * without using the three above interface functions, of course
  87  * if you know what you are doing, do as you please ;-)*/
  88 typedef struct
  89 {
  90     HildonFontSelectionDialog *fsd;             /* pointer to our font selection dialog */
  91
  92     gint family;                                /* combo box indicator */
  93     gint size;                                  /* combo box indicator */
  94     GdkColor *color;                            /* free after read the setting */
  95     gboolean color_inconsist;
  96     gint weight;                                /* bit mask */
  97     gint style;                                 /* bit mask */
  98     gint underline;                             /* bit mask */
  99     gint strikethrough;                         /* bit mask */
 100     gint position;                              /* combo box indicator */
 101
 102 }                                               HildonFontSelectionDialogSettings;
 103
 104 #if 0
 105 static gboolean
 106 hildon_font_selection_dialog_preview_key_press  (GtkWidget *widget,
 107                                                  GdkEventKey *event,
 108                                                  gpointer unused);
 109 #endif
 110
 111 static int
 112 cmp_families                                    (const void *a,
 113                                                  const void *b);
 114 #if 0
 115 static void
 116 hildon_font_selection_dialog_show_preview       (HildonFontSelectionDialog *fontsel);
 117
 118 static PangoAttrList*
 119 hildon_font_selection_dialog_create_attrlist    (HildonFontSelectionDialog *fontsel,
 120                                                  guint start_index,
 121                                                  guint len);
 122 #endif
 123
 124 static void
 125 hildon_font_selection_dialog_show_available_positionings (HildonFontSelectionDialogPrivate *priv);
 126
 127 static void
 128 hildon_font_selection_dialog_show_available_fonts (HildonFontSelectionDialog *fontsel);
 129
 130 static void
 131 hildon_font_selection_dialog_show_available_sizes (HildonFontSelectionDialogPrivate *priv);
 132
 133 static void
 134 hildon_font_selection_dialog_class_init         (HildonFontSelectionDialogClass *klass);
 135
 136 static void
 137 hildon_font_selection_dialog_init               (HildonFontSelectionDialog *fontseldiag);
 138
 139 static void
 140 hildon_font_selection_dialog_finalize           (GObject *object);
 141
 142 static void
 143 hildon_font_selection_dialog_construct_notebook (HildonFontSelectionDialog *fontsel);
 144
 145 static void
 146 color_modified_cb                               (HildonColorButton *button,
 147                                                  GParamSpec *pspec,
 148                                                  gpointer fsd_priv);
 149
 150 #if 0
 151 static void
 152 add_preview_text_attr                           (PangoAttrList *list,
 153                                                  PangoAttribute *attr,
 154                                                  guint start,
 155                                                  guint len);
 156 #endif
 157
 158 static void
 159 toggle_clicked                                  (GtkButton *button,
 160                                                  gpointer unused);
 161
 162 static GtkDialogClass*                          parent_class = NULL;
 163
 164 #define                                         _(String) dgettext("hildon-libs", String)
 165
 166 #define                                         SUPERSCRIPT_RISE 3333
 167
 168 #define                                         SUBSCRIPT_LOW -3333
 169
 170 #define                                         ON_BIT  0x01
 171
 172 #define                                         OFF_BIT 0x02
 173
 174 /**
 175  * hildon_font_selection_dialog_get_type:
 176  *
 177  * Initializes and returns the type of a hildon font selection dialog
 178  *
 179  * Returns: GType of #HildonFontSelectionDialog
 180  */
 181 GType G_GNUC_CONST
 182 hildon_font_selection_dialog_get_type           (void)
 183 {
 184     static GType font_selection_dialog_type = 0;
 185
 186     if (! font_selection_dialog_type) {
 187         static const GTypeInfo fontsel_diag_info = {
 188             sizeof(HildonFontSelectionDialogClass),
 189             NULL,       /* base_init */
 190             NULL,       /* base_finalize */
 191             (GClassInitFunc) hildon_font_selection_dialog_class_init,
 192             NULL,       /* class_finalize */
 193             NULL,       /* class_data */
 194             sizeof(HildonFontSelectionDialog),
 195             0,  /* n_preallocs */
 196             (GInstanceInitFunc) hildon_font_selection_dialog_init,
 197         };
 198
 199         font_selection_dialog_type =
 200             g_type_register_static (GTK_TYPE_DIALOG,
 201                     "HildonFontSelectionDialog",
 202                     &fontsel_diag_info, 0);
 203     }
 204
 205     return font_selection_dialog_type;
 206 }
 207
 208 static void
 209 hildon_font_selection_dialog_get_property       (GObject *object,
 210                                                  guint prop_id,
 211                                                  GValue *value,
 212                                                  GParamSpec *pspec)
 213 {
 214     gint i;
 215     GdkColor color;
 216
 217     HildonFontSelectionDialogPrivate *priv =
 218         HILDON_FONT_SELECTION_DIALOG_GET_PRIVATE(object);
 219
 220     g_assert (priv);
 221
 222     switch (prop_id)
 223     {
 224         case PROP_FAMILY:
 225             i = gtk_combo_box_get_active (GTK_COMBO_BOX (priv->cbx_font_type));
 226             if(i >= 0 && i < priv->n_families)
 227                 g_value_set_string(value,
 228                         pango_font_family_get_name (priv->families[i]));
 229             else
 230                 g_value_set_string (value, "Sans");
 231                 /* FIXME Bad hardcoding here */
 232             break;
 233
 234         case PROP_FAMILY_SET:
 235             i = gtk_combo_box_get_active (GTK_COMBO_BOX (priv->cbx_font_type));
 236             if(i >= 0 && i < priv->n_families)
 237                 g_value_set_boolean (value, TRUE);
 238             else
 239                 g_value_set_boolean (value, FALSE);
 240             break;
 241
 242         case PROP_SIZE:
 243             i = gtk_combo_box_get_active (GTK_COMBO_BOX (priv->cbx_font_size));
 244             if(i >= 0 && i < G_N_ELEMENTS (font_sizes))
 245                 g_value_set_int (value, font_sizes[i]);
 246             else
 247                 g_value_set_int (value, 16);
 248             break;
 249
 250         case PROP_SIZE_SET:
 251             i = gtk_combo_box_get_active (GTK_COMBO_BOX (priv->cbx_font_size));
 252             if(i >= 0 && i < G_N_ELEMENTS (font_sizes))
 253                 g_value_set_boolean (value, TRUE);
 254             else
 255                 g_value_set_boolean (value, FALSE);
 256             break;
 257
 258         case PROP_COLOR:
 259             hildon_color_button_get_color
 260                 (HILDON_COLOR_BUTTON (priv->font_color_button), &color);
 261             g_value_set_boxed (value, (gconstpointer) &color);
 262             break;
 263
 264         case PROP_COLOR_SET:
 265             g_value_set_boolean (value, priv->color_set);
 266             break;
 267
 268         case PROP_BOLD:
 269             g_value_set_boolean (value,
 270                     gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON (priv->chk_bold)));
 271             break;
 272
 273         case PROP_BOLD_SET:
 274             g_value_set_boolean (value,
 275                     ! gtk_toggle_button_get_inconsistent
 276                     (GTK_TOGGLE_BUTTON (priv->chk_bold)));
 277             break;
 278
 279         case PROP_ITALIC:
 280             g_value_set_boolean (value,
 281                     gtk_toggle_button_get_active
 282                     (GTK_TOGGLE_BUTTON (priv->chk_italic)));
 283             break;
 284
 285         case PROP_ITALIC_SET:
 286             g_value_set_boolean (value,
 287                     ! gtk_toggle_button_get_inconsistent
 288                     (GTK_TOGGLE_BUTTON (priv->chk_italic)));
 289             break;
 290
 291         case PROP_UNDERLINE:
 292             g_value_set_boolean (value,
 293                     gtk_toggle_button_get_active
 294                     (GTK_TOGGLE_BUTTON (priv->chk_underline)));
 295             break;
 296
 297         case PROP_UNDERLINE_SET:
 298             g_value_set_boolean (value,
 299                     ! gtk_toggle_button_get_inconsistent
 300                     (GTK_TOGGLE_BUTTON (priv->chk_underline)));
 301             break;
 302
 303         case PROP_STRIKETHROUGH:
 304             g_value_set_boolean(value,
 305                     gtk_toggle_button_get_active
 306                     (GTK_TOGGLE_BUTTON (priv->chk_strikethrough)));
 307             break;
 308
 309         case PROP_STRIKETHROUGH_SET:
 310             g_value_set_boolean(value,
 311                     ! gtk_toggle_button_get_inconsistent
 312                     (GTK_TOGGLE_BUTTON (priv->chk_strikethrough)));
 313             break;
 314
 315         case PROP_POSITION:
 316             i = gtk_combo_box_get_active (GTK_COMBO_BOX (priv->cbx_positioning));
 317             if(i == 1) /* super */
 318                 g_value_set_int (value, 1);
 319             else if(i == 2)/* sub */
 320                 g_value_set_int (value, -1);
 321             else
 322                 g_value_set_int (value, 0);
 323             break;
 324
 325         case PROP_FONT_SCALING:
 326             g_value_set_double (value, priv->font_scaling);
 327             break;
 328
 329         case PROP_POSITION_SET:
 330             i = gtk_combo_box_get_active (GTK_COMBO_BOX (priv->cbx_positioning));
 331             if(i >= 0 && i < 3)
 332                 g_value_set_boolean (value, TRUE);
 333             else
 334                 g_value_set_boolean (value, FALSE);
 335             break;
 336
 337         case PROP_PREVIEW_TEXT:
 338             g_value_set_string (value,
 339                     hildon_font_selection_dialog_get_preview_text (HILDON_FONT_SELECTION_DIALOG (object)));
 340             break;
 341
 342         default:
 343             G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
 344             break;
 345     }
 346 }
 347
 348 static void
 349 hildon_font_selection_dialog_set_property       (GObject *object,
 350                                                  guint prop_id,
 351                                                  const GValue *value,
 352                                                  GParamSpec *pspec)
 353 {
 354     gint i, size;
 355     const gchar *str;
 356     gboolean b;
 357     GdkColor *color = NULL;
 358     GdkColor black;
 359
 360     HildonFontSelectionDialogPrivate *priv = HILDON_FONT_SELECTION_DIALOG_GET_PRIVATE (object);
 361     g_assert (priv);
 362
 363     black.red = black.green = black.blue = 0;
 364
 365     switch (prop_id)
 366     {
 367         case PROP_FAMILY:
 368             str = g_value_get_string (value);
 369             for(i = 0; i < priv->n_families; i++)
 370             {
 371                 if (strcmp (str, pango_font_family_get_name (priv->families[i]))
 372                         == 0)
 373                 {
 374                     gtk_combo_box_set_active (GTK_COMBO_BOX (priv->cbx_font_type), i);
 375                     break;
 376                 }
 377             }
 378             break;
 379
 380         case PROP_FAMILY_SET:
 381             b = g_value_get_boolean (value);
 382             if(!b)
 383                 gtk_combo_box_set_active (GTK_COMBO_BOX (priv->cbx_font_type), -1);
 384             break;
 385
 386         case PROP_SIZE:
 387             size = g_value_get_int (value);
 388             for(i = 0; i < G_N_ELEMENTS (font_sizes); i++)
 389             {
 390                 if(size == font_sizes[i])
 391                 {
 392                     gtk_combo_box_set_active (GTK_COMBO_BOX (priv->cbx_font_size), i);
 393                     break;
 394                 }
 395             }
 396             break;
 397
 398         case PROP_SIZE_SET:
 399             b = g_value_get_boolean (value);
 400             if(!b)
 401                 gtk_combo_box_set_active (GTK_COMBO_BOX (priv->cbx_font_size), -1);
 402             break;
 403
 404         case PROP_COLOR:
 405             color = (GdkColor *) g_value_get_boxed (value);
 406             if(color != NULL)
 407                 hildon_color_button_set_color (HILDON_COLOR_BUTTON
 408                         (priv->font_color_button),
 409                         color);
 410             else
 411                 hildon_color_button_set_color (HILDON_COLOR_BUTTON
 412                         (priv->font_color_button),
 413                         &black);
 414             break;
 415
 416         case PROP_COLOR_SET:
 417             priv->color_set = g_value_get_boolean (value);
 418             if(! priv->color_set)
 419             {
 420                 /* set color to black, but block our signal handler */
 421                 g_signal_handler_block ((gpointer) priv->font_color_button,
 422                         priv->color_modified_signal_handler);
 423
 424                 hildon_color_button_set_color (HILDON_COLOR_BUTTON
 425                         (priv->font_color_button),
 426                         &black);
 427
 428                 g_signal_handler_unblock ((gpointer) priv->font_color_button,
 429                         priv->color_modified_signal_handler);
 430             }
 431             break;
 432
 433         case PROP_BOLD:
 434             /* this call will make sure that we dont get extra clicked signal */
 435             gtk_toggle_button_set_inconsistent (GTK_TOGGLE_BUTTON(priv->chk_bold), FALSE);
 436             gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON(priv->chk_bold), g_value_get_boolean (value));
 437             break;
 438
 439         case PROP_BOLD_SET:
 440             gtk_toggle_button_set_inconsistent (GTK_TOGGLE_BUTTON (priv->chk_bold),! g_value_get_boolean(value));
 441             break;
 442
 443         case PROP_ITALIC:
 444             gtk_toggle_button_set_inconsistent(GTK_TOGGLE_BUTTON(priv->chk_italic),
 445                     FALSE);
 446             gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(priv->chk_italic),
 447                     g_value_get_boolean(value));
 448             break;
 449
 450         case PROP_ITALIC_SET:
 451             gtk_toggle_button_set_inconsistent(GTK_TOGGLE_BUTTON(priv->chk_italic),
 452                     !g_value_get_boolean(value));
 453             break;
 454
 455         case PROP_UNDERLINE:
 456             gtk_toggle_button_set_inconsistent(GTK_TOGGLE_BUTTON
 457                     (priv->chk_underline),
 458                     FALSE);
 459             gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(priv->chk_underline),
 460                     g_value_get_boolean(value));
 461             break;
 462
 463         case PROP_UNDERLINE_SET:
 464             gtk_toggle_button_set_inconsistent(GTK_TOGGLE_BUTTON(priv->chk_underline),
 465                     !g_value_get_boolean(value));
 466             break;
 467
 468         case PROP_STRIKETHROUGH:
 469             gtk_toggle_button_set_inconsistent(GTK_TOGGLE_BUTTON
 470                     (priv->chk_strikethrough),
 471                     FALSE);
 472             gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(priv->chk_strikethrough),
 473                     g_value_get_boolean(value));
 474             break;
 475
 476         case PROP_STRIKETHROUGH_SET:
 477             gtk_toggle_button_set_inconsistent(GTK_TOGGLE_BUTTON
 478                     (priv->chk_strikethrough),
 479                     !g_value_get_boolean(value));
 480             break;
 481
 482         case PROP_POSITION:
 483             i = g_value_get_int(value);
 484             if( i == 1 )
 485                 gtk_combo_box_set_active(GTK_COMBO_BOX(priv->cbx_positioning), 1);
 486             else if(i == -1)
 487                 gtk_combo_box_set_active(GTK_COMBO_BOX(priv->cbx_positioning), 2);
 488             else
 489                 gtk_combo_box_set_active(GTK_COMBO_BOX(priv->cbx_positioning), 0);
 490             break;
 491
 492         case PROP_FONT_SCALING:
 493             priv->font_scaling = g_value_get_double(value);
 494             break;
 495
 496         case PROP_POSITION_SET:
 497             b = g_value_get_boolean(value);
 498             if(!b)
 499                 gtk_combo_box_set_active(GTK_COMBO_BOX(priv->cbx_positioning), -1);
 500             break;
 501
 502         case PROP_PREVIEW_TEXT:
 503             hildon_font_selection_dialog_set_preview_text(
 504                     HILDON_FONT_SELECTION_DIALOG(object),
 505                     g_value_get_string(value));
 506             break;
 507
 508         default:
 509             G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
 510             break;
 511     }
 512 }
 513
 514 static void
 515 hildon_font_selection_dialog_class_init         (HildonFontSelectionDialogClass *klass)
 516 {
 517     GObjectClass *gobject_class;
 518
 519     parent_class = g_type_class_peek_parent (klass);
 520     gobject_class = G_OBJECT_CLASS (klass);
 521
 522     gobject_class->finalize         = hildon_font_selection_dialog_finalize;
 523     gobject_class->get_property     = hildon_font_selection_dialog_get_property;
 524     gobject_class->set_property     = hildon_font_selection_dialog_set_property;
 525
 526     /* Install properties to the class */
 527
 528     /**
 529      * HildonFontSelectionDialog:family:
 530      *
 531      * Font family used.
 532      */
 533     g_object_class_install_property (gobject_class, PROP_FAMILY,
 534             g_param_spec_string ("family",
 535                 "Font family", "String defines"
 536                 " the font family", "Sans",
 537                 G_PARAM_READWRITE));
 538
 539     /**
 540      * HildonFontSelectionDialog:family-set:
 541      *
 542      * Is font family set or inconsistent.
 543      */
 544     g_object_class_install_property (gobject_class, PROP_FAMILY_SET,
 545             g_param_spec_boolean ("family-set",
 546                 "family inconsistent state",
 547                 "Whether the family property"
 548                 " is inconsistent", FALSE,
 549                 G_PARAM_READWRITE | G_PARAM_CONSTRUCT));
 550
 551     /**
 552      * HildonFontSelectionDialog:size:
 553      *
 554      * Font size.
 555      */
 556     g_object_class_install_property (gobject_class, PROP_SIZE,
 557             g_param_spec_int ("size",
 558                 "Font size",
 559                 "Font size in Pt",
 560                 6, 32, 16,
 561                 G_PARAM_READWRITE));
 562
 563     /**
 564      * HildonFontSelectionDialog:size-set:
 565      *
 566      * Is font size set or inconsistent.
 567      */
 568     g_object_class_install_property (gobject_class, PROP_SIZE_SET,
 569             g_param_spec_boolean ("size-set",
 570                 "size inconsistent state",
 571                 "Whether the size property"
 572                 " is inconsistent", FALSE,
 573                 G_PARAM_READWRITE | G_PARAM_CONSTRUCT));
 574
 575     /**
 576      * HildonFontSelectionDialog:color:
 577      *
 578      * GdkColor for the text.
 579      */
 580     g_object_class_install_property (gobject_class, PROP_COLOR,
 581             g_param_spec_boxed ("color",
 582                 "text color",
 583                 "gdk color for the text",
 584                 GDK_TYPE_COLOR,
 585                 G_PARAM_READWRITE));
 586
 587     /**
 588      * HildonFontSelectionDialog:color-set:
 589      *
 590      * Is font color set or inconsistent.
 591      */
 592     g_object_class_install_property (gobject_class, PROP_COLOR_SET,
 593             g_param_spec_boolean ("color-set",
 594                 "color inconsistent state",
 595                 "Whether the color property"
 596                 " is inconsistent", FALSE,
 597                 G_PARAM_READWRITE | G_PARAM_CONSTRUCT));
 598
 599     /**
 600      * HildonFontSelectionDialog:color-set:
 601      *
 602      * Is font set as bold.
 603      */
 604     g_object_class_install_property (gobject_class, PROP_BOLD,
 605             g_param_spec_boolean ("bold",
 606                 "text weight",
 607                 "Whether the text is bold",
 608                 FALSE,
 609                 G_PARAM_READWRITE));
 610
 611     /**
 612      * HildonFontSelectionDialog:color-set:
 613      *
 614      * Is font bold status set or inconsistent.
 615      */
 616     g_object_class_install_property (gobject_class, PROP_BOLD_SET,
 617             g_param_spec_boolean ("bold-set",
 618                 "bold inconsistent state",
 619                 "Whether the bold"
 620                 " is inconsistent", FALSE,
 621                 G_PARAM_READWRITE | G_PARAM_CONSTRUCT));
 622
 623     /**
 624      * HildonFontSelectionDialog:italic:
 625      *
 626      * Is font set as italic.
 627      */
 628     g_object_class_install_property (gobject_class, PROP_ITALIC,
 629             g_param_spec_boolean ("italic",
 630                 "text style",
 631                 "Whether the text is italic",
 632                 FALSE,
 633                 G_PARAM_READWRITE));
 634
 635     /**
 636      * HildonFontSelectionDialog:italic-set:
 637      *
 638      * Is font italic status set or inconsistent.
 639      */
 640     g_object_class_install_property (gobject_class, PROP_ITALIC_SET,
 641             g_param_spec_boolean ("italic-set",
 642                 "italic inconsistent state",
 643                 "Whether the italic"
 644                 " is inconsistent", FALSE,
 645                 G_PARAM_READWRITE | G_PARAM_CONSTRUCT));
 646
 647     /**
 648      * HildonFontSelectionDialog:underline:
 649      *
 650      * Is the font underlined.
 651      */
 652     g_object_class_install_property (gobject_class, PROP_UNDERLINE,
 653             g_param_spec_boolean ("underline",
 654                 "text underline",
 655                 "Whether the text is underlined",
 656                 FALSE,
 657                 G_PARAM_READWRITE));
 658
 659     /**
 660      * HildonFontSelectionDialog:underline:
 661      *
 662      * Is font underline status set or inconsistent.
 663      */
 664     g_object_class_install_property (gobject_class, PROP_UNDERLINE_SET,
 665             g_param_spec_boolean ("underline-set",
 666                 "underline inconsistent state",
 667                 "Whether the underline"
 668                 " is inconsistent", FALSE,
 669                 G_PARAM_READWRITE | G_PARAM_CONSTRUCT));
 670
 671     /**
 672      * HildonFontSelectionDialog:strikethrough:
 673      *
 674      * Is the font striken-through.
 675      */
 676     g_object_class_install_property (gobject_class, PROP_STRIKETHROUGH,
 677             g_param_spec_boolean ("strikethrough",
 678                 "strikethroughed text",
 679                 "Whether the text is strikethroughed",
 680                 FALSE,
 681                 G_PARAM_READWRITE));
 682
 683     /**
 684      * HildonFontSelectionDialog:strikethrough-set:
 685      *
 686      * Is the font strikenthrough status set.
 687      */
 688     g_object_class_install_property (gobject_class, PROP_STRIKETHROUGH_SET,
 689             g_param_spec_boolean ("strikethrough-set",
 690                 "strikethrough inconsistent state",
 691                 "Whether the strikethrough"
 692                 " is inconsistent", FALSE,
 693                 G_PARAM_READWRITE | G_PARAM_CONSTRUCT));
 694
 695     /**
 696      * HildonFontSelectionDialog:position:
 697      *
 698      * The font positioning versus baseline.
 699      */
 700     g_object_class_install_property (gobject_class, PROP_POSITION,
 701             g_param_spec_int ("position",
 702                 "Font position",
 703                 "Font position super or subscript",
 704                 -1, 1, 0,
 705                 G_PARAM_READWRITE));
 706
 707     /**
 708      * HildonFontSelectionDialog:position-set:
 709      *
 710      * Is the font positioning set.
 711      */
 712     g_object_class_install_property (gobject_class, PROP_POSITION_SET,
 713             g_param_spec_boolean ("position-set",
 714                 "position inconsistent state",
 715                 "Whether the position"
 716                 " is inconsistent", FALSE,
 717                 G_PARAM_READWRITE | G_PARAM_CONSTRUCT));
 718
 719     /**
 720      * HildonFontSelectionDialog:font-scaling:
 721      *
 722      * The font scaling factor applied to the preview dialog.
 723      */
 724     g_object_class_install_property (gobject_class, PROP_FONT_SCALING,
 725             g_param_spec_double ("font-scaling",
 726                 "Font scaling",
 727                 "Font scaling for the preview dialog",
 728                 0, 10, 1,
 729                 G_PARAM_READWRITE));
 730
 731     /**
 732      * HildonFontSelectionDialog:preview-text:
 733      *
 734      * The text used for the preview dialog.
 735      *
 736      * Deprecated: this property is unused since hildon 2.2
 737      */
 738     g_object_class_install_property (gobject_class, PROP_PREVIEW_TEXT,
 739             g_param_spec_string("preview-text",
 740                 "Preview Text",
 741                 "the text in preview dialog, which does"
 742                 "not include the reference text",
 743                 "",
 744                 G_PARAM_READWRITE));
 745
 746     g_type_class_add_private (klass,
 747             sizeof (struct _HildonFontSelectionDialogPrivate));
 748 }
 749
 750 static void
 751 hildon_font_selection_dialog_init               (HildonFontSelectionDialog *fontseldiag)
 752 {
 753     HildonFontSelectionDialogPrivate *priv = HILDON_FONT_SELECTION_DIALOG_GET_PRIVATE (fontseldiag);
 754     /* GtkWidget *preview_button; */
 755
 756     g_assert (priv);
 757     priv->notebook = GTK_NOTEBOOK (gtk_notebook_new ());
 758
 759     hildon_font_selection_dialog_construct_notebook (fontseldiag);
 760
 761     gtk_box_pack_start (GTK_BOX (GTK_DIALOG (fontseldiag)->vbox),
 762             GTK_WIDGET (priv->notebook), TRUE, TRUE, 0);
 763
 764     /* Add dialog buttons */
 765     gtk_dialog_add_button (GTK_DIALOG (fontseldiag),
 766             _("wdgt_bd_done"),
 767             GTK_RESPONSE_OK);
 768
 769 #if 0
 770     preview_button = gtk_button_new_with_label (_("ecdg_bd_font_dialog_preview"));
 771     gtk_box_pack_start (GTK_BOX(GTK_DIALOG (fontseldiag)->action_area),
 772             preview_button, FALSE, TRUE, 0);
 773
 774     g_signal_connect_swapped (preview_button, "clicked",
 775             G_CALLBACK
 776             (hildon_font_selection_dialog_show_preview),
 777             fontseldiag);
 778     gtk_widget_show(preview_button);
 779 #endif
 780
 781     /*Set default preview text*/
 782     priv->preview_text = g_strdup (_("ecdg_fi_preview_font_preview_text"));
 783
 784     gtk_window_set_title (GTK_WINDOW (fontseldiag), _("ecdg_ti_font"));
 785     /*here is the line to make sure that notebook has the default focus*/
 786     gtk_container_set_focus_child (GTK_CONTAINER (GTK_DIALOG (fontseldiag)->vbox),
 787             GTK_WIDGET (priv->notebook));
 788 }
 789
 790 static void
 791 hildon_font_selection_dialog_construct_notebook (HildonFontSelectionDialog *fontsel)
 792 {
 793     gint i;
 794     GtkWidget *vbox_tab[3];
 795     GtkWidget *font_color_box;
 796     GtkWidget *caption_control;
 797     GtkSizeGroup *group;
 798
 799     HildonFontSelectionDialogPrivate *priv = HILDON_FONT_SELECTION_DIALOG_GET_PRIVATE (fontsel);
 800     g_assert (priv);
 801
 802     for (i = 0; i < 3; i++)
 803         vbox_tab[i] = gtk_vbox_new (TRUE, 0);
 804
 805     group = GTK_SIZE_GROUP (gtk_size_group_new (GTK_SIZE_GROUP_HORIZONTAL));
 806
 807     /* Build the first page of the GtkNotebook: font style */
 808     priv->cbx_font_type = gtk_combo_box_new_text ();
 809     hildon_font_selection_dialog_show_available_fonts (fontsel);
 810     caption_control = hildon_caption_new (group,
 811             _("ecdg_fi_font_font"),
 812             priv->cbx_font_type,
 813             NULL,
 814             HILDON_CAPTION_OPTIONAL);
 815
 816     gtk_box_pack_start (GTK_BOX (vbox_tab[0]), caption_control, FALSE, FALSE, 0);
 817
 818     priv->cbx_font_size = gtk_combo_box_new_text ();
 819     hildon_font_selection_dialog_show_available_sizes (priv);
 820     caption_control = hildon_caption_new (group,
 821             _("ecdg_fi_font_size"),
 822             priv->cbx_font_size,
 823             NULL,
 824             HILDON_CAPTION_OPTIONAL);
 825
 826     gtk_box_pack_start (GTK_BOX (vbox_tab[0]), caption_control, FALSE, FALSE, 0);
 827
 828     font_color_box = gtk_hbox_new (FALSE, 0);
 829     priv->font_color_button = hildon_color_button_new ();
 830     priv->color_set = FALSE;
 831     priv->font_scaling = 1.0;
 832     priv->color_modified_signal_handler =
 833         g_signal_connect (G_OBJECT (priv->font_color_button), "notify::color",
 834                 G_CALLBACK (color_modified_cb), (gpointer) priv);
 835
 836     gtk_box_pack_start (GTK_BOX (font_color_box), priv->font_color_button, FALSE, FALSE, 0);
 837
 838     caption_control =
 839         hildon_caption_new (group, _("ecdg_fi_font_colour_selector"),
 840                 font_color_box,
 841                 NULL, HILDON_CAPTION_OPTIONAL);
 842
 843     gtk_box_pack_start (GTK_BOX (vbox_tab[0]), caption_control, FALSE, FALSE, 0);
 844
 845     /* Build the second page of the GtkNotebook: font formatting */
 846     priv->chk_bold = gtk_check_button_new ();
 847     caption_control = hildon_caption_new (group,
 848             _("ecdg_fi_font_bold"),
 849             priv->chk_bold,
 850             NULL,
 851             HILDON_CAPTION_OPTIONAL);
 852
 853     gtk_box_pack_start (GTK_BOX (vbox_tab[1]), caption_control, FALSE, FALSE, 0);
 854     g_signal_connect (G_OBJECT (priv->chk_bold), "clicked",
 855             G_CALLBACK(toggle_clicked), NULL);
 856
 857     priv->chk_italic = gtk_check_button_new ();
 858     caption_control = hildon_caption_new (group, _("ecdg_fi_font_italic"),
 859                 priv->chk_italic,
 860                 NULL, HILDON_CAPTION_OPTIONAL);
 861
 862     gtk_box_pack_start (GTK_BOX (vbox_tab[1]), caption_control, FALSE, FALSE, 0);
 863     g_signal_connect(G_OBJECT(priv->chk_italic), "clicked",
 864             G_CALLBACK(toggle_clicked), NULL);
 865
 866     priv->chk_underline = gtk_check_button_new();
 867     caption_control =
 868         hildon_caption_new (group, _("ecdg_fi_font_underline"),
 869                 priv->chk_underline, NULL,
 870                 HILDON_CAPTION_OPTIONAL);
 871
 872     gtk_box_pack_start (GTK_BOX (vbox_tab[1]), caption_control, FALSE, FALSE, 0);
 873     g_signal_connect (G_OBJECT(priv->chk_underline), "clicked",
 874             G_CALLBACK (toggle_clicked), NULL);
 875
 876     /* Build the third page of the GtkNotebook: other font properties */
 877     priv->chk_strikethrough = gtk_check_button_new ();
 878     caption_control = hildon_caption_new(group, _("ecdg_fi_font_strikethrough"),
 879                 priv->chk_strikethrough, NULL,
 880                 HILDON_CAPTION_OPTIONAL);
 881
 882     gtk_box_pack_start (GTK_BOX (vbox_tab[2]), caption_control, FALSE, FALSE, 0);
 883     g_signal_connect (G_OBJECT(priv->chk_strikethrough), "clicked",
 884             G_CALLBACK (toggle_clicked), NULL);
 885
 886     priv->cbx_positioning = gtk_combo_box_new_text ();
 887     hildon_font_selection_dialog_show_available_positionings (priv);
 888     caption_control =
 889         hildon_caption_new(group, _("ecdg_fi_font_special"),
 890                 priv->cbx_positioning, NULL,
 891                 HILDON_CAPTION_OPTIONAL);
 892
 893     g_object_unref (group);
 894
 895     gtk_box_pack_start (GTK_BOX (vbox_tab[2]), caption_control, FALSE, FALSE, 0);
 896
 897     /* Populate notebook */
 898     gtk_notebook_insert_page (priv->notebook, vbox_tab[0], NULL, 0);
 899     gtk_notebook_insert_page (priv->notebook, vbox_tab[1], NULL, 1);
 900     gtk_notebook_insert_page (priv->notebook, vbox_tab[2], NULL, 2);
 901
 902     gtk_notebook_set_tab_label_text (priv->notebook, vbox_tab[0],
 903             _("ecdg_ti_font_dialog_style"));
 904     gtk_notebook_set_tab_label_text (priv->notebook, vbox_tab[1],
 905             _("ecdg_ti_font_dialog_format"));
 906     gtk_notebook_set_tab_label_text (priv->notebook, vbox_tab[2],
 907             _("ecdg_ti_font_dialog_other"));
 908
 909     gtk_widget_show_all (GTK_WIDGET (priv->notebook));
 910 }
 911
 912 static void
 913 color_modified_cb                               (HildonColorButton *button,
 914                                                  GParamSpec *pspec,
 915                                                  gpointer fsd_priv)
 916 {
 917     HildonFontSelectionDialogPrivate *priv = (HildonFontSelectionDialogPrivate *) fsd_priv;
 918     g_assert (priv);
 919
 920     priv->color_set = TRUE;
 921 }
 922
 923 static void
 924 hildon_font_selection_dialog_finalize           (GObject *object)
 925 {
 926     HildonFontSelectionDialogPrivate *priv;
 927     HildonFontSelectionDialog *fontsel;
 928
 929     g_assert (HILDON_IS_FONT_SELECTION_DIALOG (object));
 930     fontsel = HILDON_FONT_SELECTION_DIALOG (object);
 931
 932     priv = HILDON_FONT_SELECTION_DIALOG_GET_PRIVATE (fontsel);
 933     g_assert (priv);
 934
 935     if (priv->preview_text != NULL) {
 936         g_free (priv->preview_text);
 937         priv->preview_text = NULL;
 938     }
 939
 940     if (priv->families != NULL) {
 941         g_free (priv->families);
 942         priv->families = NULL;
 943     }
 944
 945     if (G_OBJECT_CLASS (parent_class)->finalize)
 946         G_OBJECT_CLASS (parent_class)->finalize (object);
 947 }
 948
 949 static int
 950 cmp_families                                    (const void *a,
 951                                                  const void *b)
 952 {
 953     const char *a_name =
 954         pango_font_family_get_name (* (PangoFontFamily **) a);
 955
 956     const char *b_name =
 957         pango_font_family_get_name (* (PangoFontFamily **) b);
 958
 959     return g_utf8_collate (a_name, b_name);
 960 }
 961
 962 #if 0
 963 /* Exits the preview dialog with GTK_RESPONSE_CANCEL if Esc key
 964  * was pressed
 965  * FIXME This should be handled automatically */
 966 static gboolean
 967 hildon_font_selection_dialog_preview_key_press  (GtkWidget *widget,
 968                                                  GdkEventKey *event,
 969                                                  gpointer unused)
 970 {
 971     g_assert (widget);
 972     g_assert (event);
 973
 974     if (event->keyval == GDK_Escape)
 975     {
 976         gtk_dialog_response (GTK_DIALOG (widget), GTK_RESPONSE_CANCEL);
 977         return TRUE;
 978     }
 979
 980     return FALSE;
 981 }
 982
 983 static void
 984 add_preview_text_attr                           (PangoAttrList *list,
 985                                                  PangoAttribute *attr,
 986                                                  guint start,
 987                                                  guint len)
 988 {
 989     attr->start_index = start;
 990     attr->end_index = start + len;
 991     pango_attr_list_insert (list, attr);
 992 }
 993
 994 static PangoAttrList*
 995 hildon_font_selection_dialog_create_attrlist    (HildonFontSelectionDialog *fontsel,
 996                                                  guint start_index,
 997                                                  guint len)
 998 {
 999     PangoAttrList *list;
1000     PangoAttribute *attr;
1001     gint size, position;
1002     gboolean family_set, size_set, color_set, bold, bold_set,
1003              italic, italic_set, underline, underline_set,
1004              strikethrough, strikethrough_set, position_set;
1005     GdkColor *color = NULL;
1006     gchar *family = NULL;
1007     gdouble font_scaling = 1.0;
1008
1009     list = pango_attr_list_new ();
1010
1011     g_object_get (G_OBJECT (fontsel),
1012             "family", &family, "family-set", &family_set,
1013             "size", &size, "size-set", &size_set,
1014             "color", &color, "color-set", &color_set,
1015             "bold", &bold, "bold-set", &bold_set,
1016             "italic", &italic, "italic-set", &italic_set,
1017             "underline", &underline, "underline-set", &underline_set,
1018             "strikethrough", &strikethrough, "strikethrough-set",
1019             &strikethrough_set, "position", &position,
1020             "position-set", &position_set,
1021             "font-scaling", &font_scaling,
1022             NULL);
1023
1024     /* family */
1025     if (family_set)
1026     {
1027         attr = pango_attr_family_new (family);
1028         add_preview_text_attr (list, attr, start_index, len);
1029     }
1030     g_free (family);
1031
1032     /* size */
1033     if (size_set)
1034     {
1035         attr = pango_attr_size_new (size * PANGO_SCALE);
1036         add_preview_text_attr (list, attr, start_index, len);
1037     }
1038
1039     /*color*/
1040     if (color_set)
1041     {
1042         attr = pango_attr_foreground_new (color->red, color->green, color->blue);
1043         add_preview_text_attr (list, attr, start_index, len);
1044     }
1045
1046     if (color != NULL)
1047         gdk_color_free (color);
1048
1049     /*weight*/
1050     if (bold_set)
1051     {
1052         if (bold)
1053             attr = pango_attr_weight_new (PANGO_WEIGHT_BOLD);
1054         else
1055             attr = pango_attr_weight_new (PANGO_WEIGHT_NORMAL);
1056
1057         add_preview_text_attr(list, attr, start_index, len);
1058     }
1059
1060     /* style */
1061     if (italic_set)
1062     {
1063         if (italic)
1064             attr = pango_attr_style_new (PANGO_STYLE_ITALIC);
1065         else
1066             attr = pango_attr_style_new (PANGO_STYLE_NORMAL);
1067
1068         add_preview_text_attr(list, attr, start_index, len);
1069     }
1070
1071     /* underline */
1072     if (underline_set)
1073     {
1074         if (underline)
1075             attr = pango_attr_underline_new (PANGO_UNDERLINE_SINGLE);
1076         else
1077             attr = pango_attr_underline_new (PANGO_UNDERLINE_NONE);
1078
1079         add_preview_text_attr(list, attr, start_index, len);
1080     }
1081
1082     /* strikethrough */
1083     if (strikethrough_set)
1084     {
1085         if (strikethrough)
1086             attr = pango_attr_strikethrough_new (TRUE);
1087         else
1088             attr = pango_attr_strikethrough_new (FALSE);
1089
1090         add_preview_text_attr(list, attr, start_index, len);
1091     }
1092
1093     /* position */
1094     if (position_set)
1095     {
1096         switch (position)
1097         {
1098             case 1: /*super*/
1099                 attr = pango_attr_rise_new (SUPERSCRIPT_RISE);
1100                 break;
1101             case -1: /*sub*/
1102                 attr = pango_attr_rise_new (SUBSCRIPT_LOW);
1103                 break;
1104             default: /*normal*/
1105                 attr = pango_attr_rise_new (0);
1106                 break;
1107         }
1108
1109         add_preview_text_attr (list, attr, start_index, len);
1110     }
1111
1112     /* font scaling for preview */
1113     if (font_scaling)
1114     {
1115         attr = pango_attr_scale_new(font_scaling);
1116         add_preview_text_attr(list, attr, 0, len + start_index);
1117     }
1118
1119     return list;
1120 }
1121
1122 static void
1123 hildon_font_selection_dialog_show_preview       (HildonFontSelectionDialog *fontsel)
1124 {
1125     HildonFontSelectionDialogPrivate *priv = HILDON_FONT_SELECTION_DIALOG_GET_PRIVATE (fontsel);
1126     gint size;
1127     gboolean family_set, size_set;
1128     PangoAttribute *attr;
1129     PangoAttrList *list;
1130     GtkWidget *preview_dialog;
1131     GtkWidget *preview_label;
1132     gchar *str = NULL;
1133     gboolean position_set = FALSE;
1134     gint position = 0;
1135     gboolean show_ref = FALSE;
1136
1137     g_assert (priv);
1138
1139     g_object_get (G_OBJECT (fontsel), "position-set", &position_set, NULL);
1140
1141     if (position_set) {
1142         g_object_get (G_OBJECT (fontsel), "position", &position, NULL);
1143         if (position == 1 || position == -1)
1144             show_ref = TRUE;
1145     }
1146
1147     /* preview dialog init */
1148     preview_dialog =
1149         gtk_dialog_new_with_buttons (_("ecdg_ti_preview_font"), NULL,
1150                 GTK_DIALOG_MODAL |
1151                 GTK_DIALOG_DESTROY_WITH_PARENT |
1152                 GTK_DIALOG_NO_SEPARATOR,
1153                 _("wdgt_bd_done"),
1154                 GTK_RESPONSE_ACCEPT,
1155                 NULL);
1156
1157     str = (show_ref) ? g_strconcat (_("ecdg_fi_preview_font_preview_reference"), priv->preview_text, 0) :
1158         g_strdup (priv->preview_text);
1159
1160     preview_label = gtk_label_new (str);
1161     gtk_label_set_line_wrap (GTK_LABEL(preview_label), TRUE);
1162
1163     if (str)
1164         g_free (str);
1165
1166     str = NULL;
1167
1168     /* set keypress handler (ESC hardkey) */
1169     g_signal_connect (G_OBJECT (preview_dialog), "key-press-event",
1170             G_CALLBACK(hildon_font_selection_dialog_preview_key_press),
1171             NULL);
1172
1173     /* Set the font */
1174     list = (show_ref) ? hildon_font_selection_dialog_create_attrlist (fontsel,
1175             strlen (_("ecdg_fi_preview_font_preview_reference")),
1176             strlen (priv->preview_text)) :
1177         hildon_font_selection_dialog_create_attrlist (fontsel, 0, strlen(priv->preview_text));
1178
1179     g_object_get (G_OBJECT (fontsel), "family", &str, "family-set",
1180             &family_set, "size", &size, "size-set", &size_set,
1181             NULL);
1182
1183     /* A smallish hack to add scrollbar when font size is really big */
1184
1185     if (size_set && size > 24) {
1186         GtkScrolledWindow *scrolled = GTK_SCROLLED_WINDOW (gtk_scrolled_window_new (NULL, NULL));
1187         gtk_scrolled_window_set_policy (scrolled, GTK_POLICY_NEVER, GTK_POLICY_AUTOMATIC);
1188         gtk_scrolled_window_add_with_viewport (scrolled, GTK_WIDGET (preview_label));
1189         gtk_container_add (GTK_CONTAINER (GTK_DIALOG(preview_dialog)->vbox), GTK_WIDGET (scrolled));
1190         gtk_widget_set_size_request (GTK_WIDGET (scrolled), -1, 400);
1191     } else
1192         gtk_container_add (GTK_CONTAINER (GTK_DIALOG(preview_dialog)->vbox), GTK_WIDGET (preview_label));
1193
1194     /* make reference text to have the same fontface and size */
1195     if (family_set)
1196     {
1197         attr = pango_attr_family_new (str);
1198         add_preview_text_attr (list, attr, 0, strlen (_("ecdg_fi_preview_font_preview_reference")));
1199     }
1200     if (str != NULL)
1201         g_free (str);
1202
1203     str = NULL;
1204
1205     /* size */
1206     if (size_set)
1207     {
1208         attr = pango_attr_size_new (size * PANGO_SCALE);
1209         add_preview_text_attr (list, attr, 0, strlen (_("ecdg_fi_preview_font_preview_reference")));
1210     }
1211
1212     gtk_label_set_attributes (GTK_LABEL (preview_label), list);
1213     pango_attr_list_unref (list);
1214
1215     /*And show the dialog*/
1216     gtk_window_set_transient_for (GTK_WINDOW (preview_dialog),
1217             GTK_WINDOW (fontsel));
1218
1219     gtk_widget_show_all (preview_dialog);
1220     gtk_dialog_set_default_response (GTK_DIALOG (preview_dialog), GTK_RESPONSE_OK);
1221
1222     GtkBox *action_area = (GtkBox *) GTK_DIALOG (preview_dialog)->action_area;
1223     GtkWidget *button = ((GtkBoxChild *) ((GSList *) action_area->children)->data)->widget;
1224     gtk_widget_grab_focus (button);
1225
1226     gtk_dialog_run (GTK_DIALOG (preview_dialog));
1227     gtk_widget_destroy (preview_dialog);
1228 }
1229 #endif
1230
1231 static gboolean
1232 is_internal_font                                (const gchar * name)
1233 {
1234     /* FIXME Extremally BAD BAD BAD way of doing things */
1235
1236     return strcmp(name, "DeviceSymbols") == 0
1237         || strcmp(name, "Nokia Smiley" ) == 0
1238         || strcmp(name, "NewCourier" ) == 0
1239         || strcmp(name, "NewTimes" ) == 0
1240         || strcmp(name, "SwissA" ) == 0
1241         || strcmp(name, "Nokia Sans"   ) == 0
1242         || strcmp(name, "Nokia Sans Cn") == 0;
1243 }
1244
1245 static void
1246 filter_out_internal_fonts                       (PangoFontFamily **families,
1247                                                  int *n_families)
1248 {
1249     int i;
1250     int n; /* counts valid fonts */
1251     const gchar * name = NULL;
1252
1253     for(i = 0, n = 0; i < * n_families; i++){
1254
1255         name = pango_font_family_get_name (families[i]);
1256
1257         if(!is_internal_font(name))
1258         {
1259
1260             if (i!=n){ /* there are filtered out families */
1261                 families[n] = families[i]; /* shift the current family */
1262             }
1263
1264             n++; /* count one more valid */
1265         }
1266     } /* foreach font family */
1267
1268     *n_families = n;
1269 }
1270
1271 static void
1272 hildon_font_selection_dialog_show_available_fonts (HildonFontSelectionDialog *fontsel)
1273
1274 {
1275     gint i;
1276
1277     HildonFontSelectionDialogPrivate *priv = HILDON_FONT_SELECTION_DIALOG_GET_PRIVATE (fontsel);
1278     g_assert (priv);
1279
1280     pango_context_list_families (gtk_widget_get_pango_context
1281             (GTK_WIDGET (fontsel)), &priv->families,
1282             &priv->n_families);
1283
1284     filter_out_internal_fonts (priv->families, &priv->n_families);
1285
1286     qsort (priv->families, priv->n_families, sizeof(PangoFontFamily *), cmp_families);
1287
1288     for (i = 0; i < priv->n_families; i++)
1289     {
1290         const gchar *name = pango_font_family_get_name (priv->families[i]);
1291         gtk_combo_box_append_text (GTK_COMBO_BOX (priv->cbx_font_type), name);
1292     }
1293 }
1294
1295 static void
1296 hildon_font_selection_dialog_show_available_positionings (HildonFontSelectionDialogPrivate *priv)
1297 {
1298     gtk_combo_box_append_text (GTK_COMBO_BOX (priv->cbx_positioning), _("ecdg_va_font_printpos_1"));
1299     gtk_combo_box_append_text (GTK_COMBO_BOX (priv->cbx_positioning), _("ecdg_va_font_printpos_2"));
1300     gtk_combo_box_append_text (GTK_COMBO_BOX (priv->cbx_positioning), _("ecdg_va_font_printpos_3"));
1301 }
1302
1303 /* Loads the sizes from a pre-allocated table */
1304 static void
1305 hildon_font_selection_dialog_show_available_sizes (HildonFontSelectionDialogPrivate *priv)
1306 {
1307     gchar *size_str;
1308     gint i;
1309
1310     g_assert (priv);
1311
1312     for (i = 0; i < G_N_ELEMENTS (font_sizes); i++)
1313     {
1314         size_str = g_strdup_printf ("%i%s",
1315                 font_sizes[i],
1316                 _("ecdg_va_font_size_trailer"));
1317
1318         gtk_combo_box_append_text (GTK_COMBO_BOX (priv->cbx_font_size), size_str);
1319         g_free (size_str);
1320     }
1321 }
1322
1323 static void
1324 toggle_clicked                                  (GtkButton *button,
1325                                                  gpointer unused)
1326 {
1327     GtkToggleButton *t_b = GTK_TOGGLE_BUTTON (button);
1328
1329     /* we have to remove the inconsistent state ourselves */
1330     if (gtk_toggle_button_get_inconsistent (t_b))
1331     {
1332         gtk_toggle_button_set_inconsistent (t_b, FALSE);
1333         gtk_toggle_button_set_active (t_b, FALSE);
1334     }
1335 }
1336
1337 /**
1338  * hildon_font_selection_dialog_new:
1339  * @parent: the parent window
1340  * @title: the title of font selection dialog
1341  *
1342  * If NULL is passed for title, then default title
1343  * "Font" will be used.
1344  *
1345  * Returns: a new #HildonFontSelectionDialog
1346  */
1347 GtkWidget*
1348 hildon_font_selection_dialog_new                (GtkWindow *parent,
1349                                                  const gchar *title)
1350 {
1351     HildonFontSelectionDialog *fontseldiag;
1352
1353     fontseldiag = g_object_new (HILDON_TYPE_FONT_SELECTION_DIALOG,
1354             "has-separator", FALSE, NULL);
1355
1356     if (title)
1357         gtk_window_set_title (GTK_WINDOW (fontseldiag), title);
1358
1359     if (parent)
1360         gtk_window_set_transient_for (GTK_WINDOW (fontseldiag), parent);
1361
1362     return GTK_WIDGET (fontseldiag);
1363 }
1364
1365 /**
1366  * hildon_font_selection_dialog_get_preview_text:
1367  * @fsd: the font selection dialog
1368  *
1369  * Gets the text in preview dialog, which does not include the
1370  * reference text. The returned string must be freed by the user.
1371  * Please note that since hildon 2.2, the preview has been discontinued,
1372  * so this setting has no effect.
1373  *
1374  * Returns: a string pointer
1375  */
1376 gchar*
1377 hildon_font_selection_dialog_get_preview_text   (HildonFontSelectionDialog * fsd)
1378 {
1379     /* FIXME Return a const pointer? */
1380     HildonFontSelectionDialogPrivate *priv;
1381
1382     g_return_val_if_fail (HILDON_IS_FONT_SELECTION_DIALOG (fsd), NULL);
1383
1384     priv = HILDON_FONT_SELECTION_DIALOG_GET_PRIVATE (fsd);
1385     g_assert (priv);
1386
1387     return g_strdup (priv->preview_text);
1388 }
1389
1390 /**
1391  * hildon_font_selection_dialog_set_preview_text:
1392  * @fsd: the font selection dialog
1393  * @text: the text to be displayed in the preview dialog
1394  *
1395  * The default preview text is
1396  * "The quick brown fox jumped over the lazy dogs". Please note that since
1397  * hildon 2.2, the preview has been discontinued, so this setting has no effect.
1398  *
1399  */
1400 void
1401 hildon_font_selection_dialog_set_preview_text   (HildonFontSelectionDialog *fsd,
1402                                                  const gchar * text)
1403 {
1404     HildonFontSelectionDialogPrivate *priv = NULL;
1405
1406     g_return_if_fail (HILDON_IS_FONT_SELECTION_DIALOG (fsd));
1407     g_return_if_fail (text);
1408
1409     priv = HILDON_FONT_SELECTION_DIALOG_GET_PRIVATE (fsd);
1410     g_assert (priv);
1411
1412     g_free (priv->preview_text);
1413     priv->preview_text = g_strdup (text);
1414     g_object_notify (G_OBJECT (fsd), "preview-text");
1415 }
1416