Pileus Git - ~andy/gtk/blob - gtk/gtkfontchooser.c

   1 /* GTK - The GIMP Toolkit
   2  * Copyright (C) 1995-1997 Peter Mattis, Spencer Kimball and Josh MacDonald
   3  *
   4  * Massively updated for Pango by Owen Taylor, May 2000
   5  * GtkFontSelection widget for Gtk+, by Damon Chaplin, May 1998.
   6  * Based on the GnomeFontSelector widget, by Elliot Lee, but major changes.
   7  * The GnomeFontSelector was derived from app/text_tool.c in the GIMP.
   8  *
   9  * This library is free software; you can redistribute it and/or
  10  * modify it under the terms of the GNU Lesser General Public
  11  * License as published by the Free Software Foundation; either
  12  * version 2 of the License, or (at your option) any later version.
  13  *
  14  * This library is distributed in the hope that it will be useful,
  15  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  16  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  17  * Lesser General Public License for more details.
  18  *
  19  * You should have received a copy of the GNU Lesser General Public
  20  * License along with this library; if not, write to the
  21  * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
  22  * Boston, MA 02111-1307, USA.
  23  */
  24
  25 /*
  26  * Modified by the GTK+ Team and others 1997-2000.  See the AUTHORS
  27  * file for a list of people on the GTK+ Team.  See the ChangeLog
  28  * files for a list of changes.  These files are distributed with
  29  * GTK+ at ftp://ftp.gtk.org/pub/gtk/.
  30  */
  31
  32 #include "config.h"
  33
  34 #include <stdlib.h>
  35 #include <glib/gprintf.h>
  36 #include <string.h>
  37
  38 #include <atk/atk.h>
  39
  40 #include "gtkfontsel.h"
  41 #include "gtkbutton.h"
  42 #include "gtkcellrenderertext.h"
  43 #include "gtkentry.h"
  44 #include "gtkframe.h"
  45 #include "gtkhbbox.h"
  46 #include "gtkhbox.h"
  47 #include "gtklabel.h"
  48 #include "gtkliststore.h"
  49 #include "gtkrc.h"
  50 #include "gtkstock.h"
  51 #include "gtktable.h"
  52 #include "gtktreeselection.h"
  53 #include "gtktreeview.h"
  54 #include "gtkvbox.h"
  55 #include "gtkscrolledwindow.h"
  56 #include "gtkintl.h"
  57 #include "gtkaccessible.h"
  58 #include "gtkbuildable.h"
  59 #include "gtkprivate.h"
  60 #include "gtkalignment.h"
  61 #include "gtkscale.h"
  62 #include "gtkbox.h"
  63 #include "gtkspinbutton.h"
  64 #include "gtkwidget.h"
  65
  66 /**
  67  * SECTION:gtkfontsel
  68  * @Short_description: A widget for selecting fonts
  69  * @Title: GtkFontSelection
  70  * @See_also: #GtkFontSelectionDialog
  71  *
  72  * The #GtkFontSelection widget lists the available fonts, styles and sizes,
  73  * allowing the user to select a font.
  74  * It is used in the #GtkFontSelectionDialog widget to provide a dialog box for
  75  * selecting fonts.
  76  *
  77  * To set the font which is initially selected, use
  78  * gtk_font_selection_set_font_name().
  79  *
  80  * To get the selected font use gtk_font_selection_get_font_name().
  81  *
  82  * To change the text which is shown in the preview area, use
  83  * gtk_font_selection_set_preview_text().
  84  */
  85
  86
  87 struct _GtkFontSelectionPrivate
  88 {
  89   GtkWidget *search_entry;
  90   GtkWidget *family_face_list;
  91   GtkWidget *size_slider;
  92   GtkWidget *size_spin;
  93   GtkWidget *preview;
  94
  95   GtkListStore *model;
  96   GtkTreeModel *filter;
  97
  98   gint             size;
  99   PangoFontFace   *face;
 100   PangoFontFamily *family;
 101
 102   gboolean         ignore_slider;
 103
 104 #ifndef GTK_DISABLE_DEPRECATED
 105   GtkWidget    *size_list;
 106   GtkWidget    *font_list;
 107   GtkWidget    *face_list;
 108
 109   GtkListStore *_size_model;
 110   GtkListStore *_font_model;
 111   GtkListStore *_face_model;
 112
 113   gboolean      ignore_size;
 114   gboolean      ignore_face;
 115   gboolean      ignore_font;
 116 #endif
 117 };
 118
 119
 120 struct _GtkFontSelectionDialogPrivate
 121 {
 122   GtkWidget *fontsel;
 123
 124   GtkWidget *ok_button;
 125   GtkWidget *apply_button;
 126   GtkWidget *cancel_button;
 127 };
 128
 129
 130 #define DEFAULT_FONT_NAME "Sans 10"
 131 #define MAX_FONT_SIZE 999
 132
 133 /* This is the initial fixed height and the top padding of the preview entry */
 134 #define PREVIEW_HEIGHT 72
 135 #define PREVIEW_TOP_PADDING 6
 136
 137 /* Widget default geometry */
 138 #define FONTSEL_WIDTH           540
 139 #define FONTSEL_HEIGHT          408
 140
 141 /* These are the sizes of the font, style & size lists. */
 142 #define FONT_LIST_HEIGHT  136
 143 #define FONT_LIST_WIDTH   190
 144 #define FONT_STYLE_LIST_WIDTH 170
 145 #define FONT_SIZE_LIST_WIDTH  60
 146
 147 #define ROW_FORMAT_STRING "<span weight=\"bold\" size=\"small\" foreground=\"%s\">%s</span>\n<span size=\"x-large\" font_desc=\"%s\">%s</span>"
 148
 149 /* These are what we use as the standard font sizes, for the size list.
 150  */
 151 #define FONT_SIZES_LENGTH 14
 152 static const gint font_sizes[] = {
 153   6, 8, 9, 10, 11, 12, 13, 14, 16, 20, 24, 36, 48, 72
 154 };
 155
 156 enum {
 157    PROP_0,
 158    PROP_FONT_NAME,
 159    PROP_PREVIEW_TEXT
 160 };
 161
 162
 163 enum {
 164   FAMILY_COLUMN,
 165   FACE_COLUMN,
 166   PREVIEW_TEXT_COLUMN,
 167   PREVIEW_TITLE_COLUMN
 168 };
 169
 170 static void  gtk_font_selection_set_property       (GObject         *object,
 171                                                     guint            prop_id,
 172                                                     const GValue    *value,
 173                                                     GParamSpec      *pspec);
 174 static void  gtk_font_selection_get_property       (GObject         *object,
 175                                                     guint            prop_id,
 176                                                     GValue          *value,
 177                                                     GParamSpec      *pspec);
 178 static void  gtk_font_selection_finalize           (GObject         *object);
 179
 180 #if 0
 181 static void  gtk_font_selection_screen_changed     (GtkWidget       *widget,
 182                                                     GdkScreen       *previous_screen);
 183 static void  gtk_font_selection_style_updated      (GtkWidget      *widget);
 184 #endif
 185
 186 static void  gtk_font_selection_ref_family        (GtkFontSelection *fontsel,
 187                                                    PangoFontFamily  *family);
 188 static void  gtk_font_selection_ref_face          (GtkFontSelection *fontsel,
 189                                                    PangoFontFace    *face);
 190
 191 static void gtk_font_selection_bootstrap_fontlist (GtkFontSelection *fontsel);
 192
 193 #ifndef GTK_DISABLE_DEPRECATED
 194 static void update_font_list_selection            (GtkFontSelection *fontsel);
 195 static void update_size_list_selection            (GtkFontSelection *fontsel);
 196 static void update_face_model                     (GtkFontSelection *fontsel,
 197                                                    gboolean          first);
 198 #endif
 199
 200 G_DEFINE_TYPE (GtkFontSelection, gtk_font_selection, GTK_TYPE_VBOX)
 201
 202 static void
 203 gtk_font_selection_class_init (GtkFontSelectionClass *klass)
 204 {
 205   GObjectClass *gobject_class = G_OBJECT_CLASS (klass);
 206
 207 #if 0
 208   GtkWidgetClass *widget_class = GTK_WIDGET_CLASS (klass);
 209   widget_class->screen_changed = gtk_font_selection_screen_changed;
 210   widget_class->style_updated = gtk_font_selection_style_updated;
 211 #endif
 212
 213   gobject_class->finalize = gtk_font_selection_finalize;
 214   gobject_class->set_property = gtk_font_selection_set_property;
 215   gobject_class->get_property = gtk_font_selection_get_property;
 216
 217   g_object_class_install_property (gobject_class,
 218                                    PROP_FONT_NAME,
 219                                    g_param_spec_string ("font-name",
 220                                                         P_("Font name"),
 221                                                         P_("The string that represents this font"),
 222                                                         DEFAULT_FONT_NAME,
 223                                                         GTK_PARAM_READWRITE));
 224   g_object_class_install_property (gobject_class,
 225                                    PROP_PREVIEW_TEXT,
 226                                    g_param_spec_string ("preview-text",
 227                                                         P_("Preview text"),
 228                                                         P_("The text to display in order to demonstrate the selected font"),
 229                                                         pango_language_get_sample_string (NULL),
 230                                                         GTK_PARAM_READWRITE));
 231
 232   g_type_class_add_private (klass, sizeof (GtkFontSelectionPrivate));
 233 }
 234
 235 static void
 236 gtk_font_selection_set_property (GObject         *object,
 237                                  guint            prop_id,
 238                                  const GValue    *value,
 239                                  GParamSpec      *pspec)
 240 {
 241   GtkFontSelection *fontsel;
 242
 243   fontsel = GTK_FONT_SELECTION (object);
 244
 245   switch (prop_id)
 246     {
 247     case PROP_FONT_NAME:
 248       gtk_font_selection_set_font_name (fontsel, g_value_get_string (value));
 249       break;
 250     case PROP_PREVIEW_TEXT:
 251       gtk_font_selection_set_preview_text (fontsel, g_value_get_string (value));
 252       break;
 253     default:
 254       G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
 255       break;
 256     }
 257 }
 258
 259 static void
 260 gtk_font_selection_get_property (GObject         *object,
 261                                  guint            prop_id,
 262                                  GValue          *value,
 263                                  GParamSpec      *pspec)
 264 {
 265   GtkFontSelection *fontsel;
 266
 267   fontsel = GTK_FONT_SELECTION (object);
 268
 269   switch (prop_id)
 270     {
 271     case PROP_FONT_NAME:
 272       g_value_take_string (value, gtk_font_selection_get_font_name (fontsel));
 273       break;
 274     case PROP_PREVIEW_TEXT:
 275       g_value_set_string (value, gtk_font_selection_get_preview_text (fontsel));
 276       break;
 277     default:
 278       G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
 279       break;
 280     }
 281 }
 282
 283 void
 284 refilter_and_focus (GtkFontSelectionPrivate *priv)
 285 {
 286   GtkTreeIter  iter;
 287   GtkTreeView *treeview = GTK_TREE_VIEW (priv->family_face_list);
 288   GtkTreePath *path = gtk_tree_path_new ();
 289
 290   gtk_tree_model_filter_refilter (GTK_TREE_MODEL_FILTER (priv->filter));
 291
 292   if (!path)
 293     return;
 294
 295   gtk_tree_view_get_cursor (treeview, &path, NULL);
 296
 297   if (!gtk_tree_model_get_iter (GTK_TREE_MODEL (priv->filter), &iter, path))
 298     {
 299       gtk_tree_path_free (path);
 300       return;
 301     }
 302
 303   gtk_tree_view_scroll_to_cell (treeview, path, NULL, TRUE, 0.5, 0.5);
 304   gtk_tree_path_free (path);
 305 }
 306
 307 void
 308 deleted_text_cb (GtkEntryBuffer *buffer,
 309                  guint           position,
 310                  guint           n_chars,
 311                  gpointer        user_data)
 312 {
 313   GtkFontSelectionPrivate *priv  = (GtkFontSelectionPrivate*)user_data;
 314   GtkWidget               *entry = priv->search_entry;
 315
 316   if (gtk_entry_buffer_get_length (buffer) == 0)
 317     {
 318       gtk_entry_set_icon_from_stock (GTK_ENTRY (entry),
 319                                      GTK_ENTRY_ICON_SECONDARY,
 320                                      GTK_STOCK_FIND);
 321     }
 322
 323   gtk_tree_model_filter_refilter (GTK_TREE_MODEL_FILTER (priv->filter));
 324 }
 325
 326 void
 327 inserted_text_cb (GtkEntryBuffer *buffer,
 328                   guint           position,
 329                   gchar          *chars,
 330                   guint           n_chars,
 331                   gpointer        user_data)
 332 {
 333   GtkFontSelectionPrivate *priv  = (GtkFontSelectionPrivate*)user_data;
 334   GtkWidget               *entry = priv->search_entry;
 335
 336   if (g_strcmp0 (gtk_entry_get_icon_stock (GTK_ENTRY (entry), GTK_ENTRY_ICON_SECONDARY),
 337                  GTK_STOCK_CLEAR))
 338     gtk_entry_set_icon_from_stock (GTK_ENTRY (entry),
 339                                    GTK_ENTRY_ICON_SECONDARY,
 340                                    GTK_STOCK_CLEAR);
 341
 342
 343   gtk_tree_model_filter_refilter (GTK_TREE_MODEL_FILTER (priv->filter));
 344 }
 345
 346 void
 347 icon_press_cb (GtkEntry             *entry,
 348                GtkEntryIconPosition  pos,
 349                GdkEvent             *event,
 350                gpointer              user_data)
 351 {
 352   gtk_entry_buffer_delete_text (gtk_entry_get_buffer (entry), 0, -1);
 353 }
 354
 355 void
 356 slider_change_cb (GtkAdjustment *adjustment, gpointer data)
 357 {
 358   GtkFontSelectionPrivate *priv = (GtkFontSelectionPrivate*)data;
 359
 360   /* If we set the silder value manually, we ignore this callback */
 361   if (priv->ignore_slider)
 362     {
 363       priv->ignore_slider = FALSE;
 364       return;
 365     }
 366
 367   gtk_adjustment_set_value (gtk_spin_button_get_adjustment( GTK_SPIN_BUTTON(priv->size_spin)),
 368                             gtk_adjustment_get_value (adjustment));
 369 }
 370
 371 void
 372 spin_change_cb (GtkAdjustment *adjustment, gpointer data)
 373 {
 374   PangoFontDescription    *desc;
 375   GtkFontSelection        *fontsel = (GtkFontSelection*)data;
 376   GtkFontSelectionPrivate *priv    = fontsel->priv;
 377
 378   gdouble size = gtk_adjustment_get_value (adjustment);
 379
 380   GtkAdjustment *slider_adj = gtk_range_get_adjustment (GTK_RANGE (priv->size_slider));
 381
 382   /* We ignore the slider value change callback for both of this set_value call */
 383   priv->ignore_slider = TRUE;
 384   if (size < gtk_adjustment_get_lower (slider_adj))
 385     gtk_adjustment_set_value (slider_adj, gtk_adjustment_get_lower (slider_adj));
 386   else if (size > gtk_adjustment_get_upper (slider_adj))
 387     gtk_adjustment_set_value (slider_adj, gtk_adjustment_get_upper (slider_adj));
 388   else
 389     gtk_adjustment_set_value (slider_adj, size);
 390
 391   priv->size = ((gint)gtk_adjustment_get_value (adjustment)) * PANGO_SCALE;
 392
 393   desc = pango_context_get_font_description (gtk_widget_get_pango_context (priv->preview));
 394   pango_font_description_set_size (desc, priv->size);
 395   gtk_widget_override_font (priv->preview, desc);
 396
 397
 398 #ifndef GTK_DISABLE_DEPRECATED
 399   priv->ignore_size = TRUE;
 400   update_size_list_selection (fontsel);
 401 #endif /* GTK_DISABLE_DEPRECATED */
 402
 403   gtk_widget_queue_draw (priv->preview);
 404
 405   g_object_notify (G_OBJECT (fontsel), "font-name");
 406 }
 407
 408 void
 409 set_range_marks (GtkFontSelectionPrivate *priv,
 410                  GtkWidget* size_slider,
 411                  gint* sizes,
 412                  gint length)
 413 {
 414   GtkAdjustment *adj;
 415   gint i;
 416   gdouble value;
 417
 418   if (length<2)
 419     {
 420       sizes = (gint*)font_sizes;
 421       length = FONT_SIZES_LENGTH;
 422     }
 423
 424   gtk_scale_clear_marks (GTK_SCALE (size_slider));
 425
 426   adj = gtk_range_get_adjustment(GTK_RANGE (size_slider));
 427
 428   gtk_adjustment_set_lower (adj, (gdouble) sizes[0]);
 429   gtk_adjustment_set_upper (adj, (gdouble) sizes[length-1]);
 430
 431   value = gtk_adjustment_get_value (adj);
 432   if (value > (gdouble) sizes[length-1])
 433     {
 434       gtk_adjustment_set_value (adj, (gdouble) sizes[length-1]);
 435       priv->ignore_slider = TRUE;
 436     }
 437   else if (value < (gdouble) sizes[0])
 438     {
 439       gtk_adjustment_set_value (adj, (gdouble) sizes[0]);
 440       priv->ignore_slider = TRUE;
 441     }
 442
 443 #ifndef GTK_DISABLE_DEPRECATED
 444   if (!priv->_size_model)
 445     {
 446       for (i=0; i<length; i++)
 447         gtk_scale_add_mark (GTK_SCALE (size_slider),
 448                             (gdouble) sizes[i],
 449                             GTK_POS_BOTTOM, NULL);
 450     }
 451   else
 452     {
 453       GString *size_str = g_string_new (NULL);
 454       gtk_list_store_clear (priv->_size_model);
 455
 456       for (i=0; i<length; i++)
 457         {
 458           GtkTreeIter iter;
 459
 460           g_string_printf (size_str, "%d", sizes[i]);
 461
 462           gtk_scale_add_mark (GTK_SCALE (size_slider),
 463                               (gdouble) sizes[i],
 464                               GTK_POS_BOTTOM, NULL);
 465
 466           gtk_list_store_append (priv->_size_model, &iter);
 467           gtk_list_store_set (priv->_size_model, &iter,
 468                               0, sizes[i],
 469                               1, size_str->str,
 470                               -1);
 471         }
 472       g_string_free (size_str, TRUE);
 473     }
 474 #else
 475   for (i=0; i<length; i++)
 476     gtk_scale_add_mark (GTK_SCALE (size_slider),
 477                         (gdouble) sizes[i],
 478                         GTK_POS_BOTTOM, NULL);
 479 #endif
 480 }
 481
 482 void
 483 cursor_changed_cb (GtkTreeView *treeview, gpointer data)
 484 {
 485   PangoFontFamily      *family;
 486   PangoFontFace        *face;
 487   PangoFontDescription *desc;
 488
 489   gint *sizes;
 490   gint  i, n_sizes;
 491
 492   GtkTreeIter iter;
 493   GtkTreePath *path = gtk_tree_path_new ();
 494
 495   GtkFontSelection *fontsel = (GtkFontSelection*)data;
 496
 497   gtk_tree_view_get_cursor (treeview, &path, NULL);
 498
 499   if (!path)
 500     return;
 501
 502   if (!gtk_tree_model_get_iter (GTK_TREE_MODEL (fontsel->priv->filter), &iter, path))
 503     {
 504       gtk_tree_path_free (path);
 505       return;
 506     }
 507
 508
 509   gtk_tree_model_get (GTK_TREE_MODEL (fontsel->priv->filter), &iter,
 510                       FACE_COLUMN, &face,
 511                       FAMILY_COLUMN, &family,
 512                       -1);
 513
 514   gtk_tree_view_scroll_to_cell (treeview, path, NULL, TRUE, 0.5, 0.5);
 515
 516   gtk_tree_path_free (path);
 517   path = NULL;
 518
 519   if (!face || !family)
 520     {
 521       g_object_unref (face);
 522       g_object_unref (family);
 523       return;
 524     }
 525
 526   desc = pango_font_face_describe (face);
 527   pango_font_description_set_size (desc, fontsel->priv->size);
 528   gtk_widget_override_font (fontsel->priv->preview, desc);
 529
 530   pango_font_face_list_sizes (face, &sizes, &n_sizes);
 531   /* It seems not many fonts actually have a sane set of sizes */
 532   for (i=0; i<n_sizes; i++)
 533     sizes[i] = sizes[i] / PANGO_SCALE;
 534
 535   set_range_marks (fontsel->priv, fontsel->priv->size_slider, sizes, n_sizes);
 536
 537   gtk_font_selection_ref_family (fontsel, family);
 538   gtk_font_selection_ref_face   (fontsel, face);
 539
 540 #ifndef GTK_DISABLE_DEPRECATED
 541   if (fontsel->priv->_font_model)
 542     update_font_list_selection (fontsel);
 543 #endif
 544
 545   /* Free resources */
 546   g_object_unref ((gpointer)family);
 547   g_object_unref ((gpointer)face);
 548   pango_font_description_free(desc);
 549
 550   g_object_notify (G_OBJECT (fontsel), "font-name");
 551 }
 552
 553 gboolean
 554 zoom_preview_cb (GtkWidget *scrolled_window, GdkEventScroll *event, gpointer data)
 555 {
 556   GtkFontSelectionPrivate *priv = (GtkFontSelectionPrivate*)data;
 557
 558   GtkAdjustment *adj = gtk_spin_button_get_adjustment (GTK_SPIN_BUTTON (priv->size_spin));
 559
 560   if (event->direction == GDK_SCROLL_UP || event->direction == GDK_SCROLL_RIGHT)
 561     gtk_adjustment_set_value (adj,
 562                               gtk_adjustment_get_value (adj) +
 563                               gtk_adjustment_get_step_increment (adj));
 564   else if (event->direction == GDK_SCROLL_DOWN || event->direction == GDK_SCROLL_LEFT)
 565     gtk_adjustment_set_value (adj,
 566                               gtk_adjustment_get_value (adj) -
 567                               gtk_adjustment_get_step_increment (adj));
 568   return TRUE;
 569 }
 570
 571 static void
 572 gtk_font_selection_init (GtkFontSelection *fontsel)
 573 {
 574   GtkFontSelectionPrivate *priv;
 575   PangoFontDescription    *font_desc;
 576   GtkWidget               *scrolled_win;
 577   GtkWidget               *preview_and_size;
 578   GtkWidget               *size_controls;
 579
 580   fontsel->priv = G_TYPE_INSTANCE_GET_PRIVATE (fontsel,
 581                                                GTK_TYPE_FONT_SELECTION,
 582                                                GtkFontSelectionPrivate);
 583
 584   priv = fontsel->priv;
 585
 586 #ifndef GTK_DISABLE_DEPRECATED
 587   priv->size_list = NULL;
 588   priv->font_list = NULL;
 589   priv->face_list = NULL;
 590
 591   priv->_size_model = NULL;
 592   priv->_font_model = NULL;
 593   priv->_face_model = NULL;
 594
 595   priv->ignore_size = FALSE;
 596   priv->ignore_face = FALSE;
 597   priv->ignore_font = FALSE;
 598 #endif /* GTK_DISABLE_DEPRECATED */
 599
 600   /* Getting the default size */
 601   font_desc  = pango_context_get_font_description (gtk_widget_get_pango_context (GTK_WIDGET (fontsel)));
 602   priv->size = pango_font_description_get_size (font_desc);
 603   priv->face = NULL;
 604   priv->family = NULL;
 605
 606   gtk_widget_push_composite_child ();
 607
 608   /* Creating fundamental widgets for the private struct */
 609   priv->search_entry = gtk_entry_new ();
 610   priv->family_face_list = gtk_tree_view_new ();
 611   priv->preview = gtk_entry_new ();
 612   priv->size_slider = gtk_scale_new_with_range (GTK_ORIENTATION_HORIZONTAL,
 613                                                 (gdouble) font_sizes[0],
 614                                                 (gdouble) font_sizes[FONT_SIZES_LENGTH - 1],
 615                                                 1.0);
 616
 617   priv->size_spin = gtk_spin_button_new_with_range (0.0, (gdouble)(G_MAXINT / PANGO_SCALE), 1.0);
 618
 619   /** Bootstrapping widget layout **/
 620   gtk_box_set_spacing (GTK_BOX (fontsel), 6);
 621   gtk_box_pack_start (GTK_BOX (fontsel), priv->search_entry, FALSE, TRUE, 0);
 622
 623   /* Main font family/face view */
 624   scrolled_win = gtk_scrolled_window_new (NULL, NULL);
 625   gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (scrolled_win),
 626                                   GTK_POLICY_NEVER, GTK_POLICY_AUTOMATIC);
 627   gtk_scrolled_window_set_shadow_type (GTK_SCROLLED_WINDOW (scrolled_win),
 628                                        GTK_SHADOW_ETCHED_IN);
 629   gtk_container_add (GTK_CONTAINER (scrolled_win), priv->family_face_list);
 630
 631   /* Alignment for the preview and size controls */
 632   gtk_box_pack_start (GTK_BOX (fontsel), scrolled_win, TRUE, TRUE, 0);
 633
 634   preview_and_size = gtk_vbox_new (TRUE, 0);
 635   gtk_box_set_homogeneous (GTK_BOX (preview_and_size), FALSE);
 636   gtk_box_set_spacing (GTK_BOX (preview_and_size), 6);
 637
 638   /* The preview entry needs a scrolled window to make sure we have a */
 639   scrolled_win = gtk_scrolled_window_new (NULL, NULL);
 640   gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (scrolled_win),
 641                                   GTK_POLICY_NEVER, GTK_POLICY_AUTOMATIC);
 642   gtk_scrolled_window_set_shadow_type (GTK_SCROLLED_WINDOW (scrolled_win),
 643                                        GTK_SHADOW_ETCHED_IN);
 644   gtk_scrolled_window_add_with_viewport (GTK_SCROLLED_WINDOW (scrolled_win),
 645                                          priv->preview);
 646   gtk_box_pack_start (GTK_BOX (preview_and_size), scrolled_win, FALSE, FALSE, 0);
 647
 648   /* Setting the size requests for various widgets */
 649   gtk_widget_set_size_request (GTK_WIDGET (fontsel), FONTSEL_WIDTH, FONTSEL_HEIGHT);
 650   gtk_widget_set_size_request (scrolled_win,  -1, PREVIEW_HEIGHT);
 651   gtk_widget_set_size_request (priv->preview, -1, PREVIEW_HEIGHT - 6);
 652
 653   /* Unset the frame on the preview entry */
 654   gtk_entry_set_has_frame (GTK_ENTRY (priv->preview), FALSE);
 655
 656   /* Packing the slider and the spin in a hbox */
 657   size_controls = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 0);
 658   gtk_scale_set_draw_value (GTK_SCALE (priv->size_slider), FALSE);
 659   gtk_box_set_spacing (GTK_BOX (size_controls), 6);
 660   gtk_box_pack_start  (GTK_BOX (size_controls), priv->size_slider, TRUE, TRUE, 0);
 661   gtk_box_pack_start  (GTK_BOX (size_controls), priv->size_spin, FALSE, TRUE, 0);
 662
 663   gtk_widget_set_valign (priv->size_spin, GTK_ALIGN_START);
 664
 665   gtk_box_pack_start (GTK_BOX (preview_and_size), size_controls, FALSE, FALSE, 0);
 666
 667   gtk_box_pack_start (GTK_BOX (fontsel), GTK_WIDGET(preview_and_size), FALSE, TRUE, 0);
 668
 669   gtk_adjustment_set_value (gtk_range_get_adjustment (GTK_RANGE (priv->size_slider)),
 670                             (gdouble)(priv->size / PANGO_SCALE));
 671   gtk_adjustment_set_value (gtk_spin_button_get_adjustment (GTK_SPIN_BUTTON (priv->size_spin)),
 672                             (gdouble)(priv->size / PANGO_SCALE));
 673
 674   gtk_widget_show_all (GTK_WIDGET (fontsel));
 675   gtk_widget_hide (GTK_WIDGET (fontsel));
 676
 677   /* Treeview column and model bootstrapping */
 678   gtk_font_selection_bootstrap_fontlist (fontsel);
 679
 680   /* Set default preview text */
 681   gtk_entry_set_text (GTK_ENTRY (priv->preview),
 682                       pango_language_get_sample_string (NULL));
 683
 684   /* Set search icon and place holder text */
 685   gtk_entry_set_icon_from_stock (GTK_ENTRY (priv->search_entry),
 686                                  GTK_ENTRY_ICON_SECONDARY,
 687                                  GTK_STOCK_FIND);
 688   gtk_entry_set_placeholder_text (GTK_ENTRY (priv->search_entry), _("Search font name"));
 689
 690   /** Callback connections **/
 691   /* Connect to callback for the live search text entry */
 692   g_signal_connect (G_OBJECT (gtk_entry_get_buffer (GTK_ENTRY (priv->search_entry))),
 693                     "deleted-text", G_CALLBACK (deleted_text_cb), priv);
 694   g_signal_connect (G_OBJECT (gtk_entry_get_buffer (GTK_ENTRY (priv->search_entry))),
 695                     "inserted-text", G_CALLBACK (inserted_text_cb), priv);
 696   g_signal_connect (G_OBJECT (priv->search_entry),
 697                     "icon-press", G_CALLBACK (icon_press_cb), priv);
 698
 699   /* Size controls callbacks */
 700   g_signal_connect (G_OBJECT (gtk_range_get_adjustment (GTK_RANGE (priv->size_slider))),
 701                     "value-changed", G_CALLBACK (slider_change_cb), priv);
 702   g_signal_connect (G_OBJECT (gtk_spin_button_get_adjustment (GTK_SPIN_BUTTON (priv->size_spin))),
 703                     "value-changed", G_CALLBACK (spin_change_cb), fontsel);
 704   priv->ignore_slider = FALSE;
 705
 706   /* Font selection callback */
 707   g_signal_connect (G_OBJECT (priv->family_face_list), "cursor-changed",
 708                     G_CALLBACK (cursor_changed_cb),    fontsel);
 709
 710   /* Zoom on preview scroll*/
 711   g_signal_connect (G_OBJECT (scrolled_win),      "scroll-event",
 712                     G_CALLBACK (zoom_preview_cb), priv);
 713
 714   g_signal_connect (G_OBJECT (priv->size_slider), "scroll-event",
 715                     G_CALLBACK (zoom_preview_cb), priv);
 716
 717   set_range_marks (priv, priv->size_slider, (gint*)font_sizes, FONT_SIZES_LENGTH);
 718
 719   /* Set default focus */
 720   gtk_widget_pop_composite_child();
 721 }
 722
 723 /**
 724  * gtk_font_selection_new:
 725  *
 726  * Creates a new #GtkFontSelection.
 727  *
 728  * Return value: a new #GtkFontSelection
 729  */
 730 GtkWidget *
 731 gtk_font_selection_new (void)
 732 {
 733   GtkFontSelection *fontsel;
 734
 735   fontsel = g_object_new (GTK_TYPE_FONT_SELECTION, NULL);
 736
 737   return GTK_WIDGET (fontsel);
 738 }
 739
 740 static int
 741 cmp_families (const void *a, const void *b)
 742 {
 743   const char *a_name = pango_font_family_get_name (*(PangoFontFamily **)a);
 744   const char *b_name = pango_font_family_get_name (*(PangoFontFamily **)b);
 745
 746   return g_utf8_collate (a_name, b_name);
 747 }
 748
 749 static void
 750 populate_list (GtkTreeView* treeview, GtkListStore* model)
 751 {
 752   GtkStyleContext      *style_context;
 753   GdkRGBA               g_color;
 754   PangoColor            p_color;
 755   gchar                *color_string;
 756   PangoFontDescription *default_font;
 757
 758   GtkTreeIter   match_row;
 759   GtkTreePath  *path;
 760
 761   gint n_families, i;
 762   PangoFontFamily **families;
 763
 764   GString     *tmp = g_string_new (NULL);
 765   GString     *family_and_face = g_string_new (NULL);
 766
 767   pango_context_list_families (gtk_widget_get_pango_context (GTK_WIDGET (treeview)),
 768                                &families,
 769                                &n_families);
 770
 771   qsort (families, n_families, sizeof (PangoFontFamily *), cmp_families);
 772
 773   gtk_list_store_clear (model);
 774
 775   /* Get row header font color */
 776   style_context = gtk_widget_get_style_context (GTK_WIDGET (treeview));
 777   gtk_style_context_get_color (style_context,
 778                                GTK_STATE_FLAG_NORMAL | GTK_STATE_FLAG_INSENSITIVE,
 779                                &g_color);
 780
 781   p_color.red   = (guint16)((gdouble)G_MAXUINT16 * g_color.red);
 782   p_color.green = (guint16)((gdouble)G_MAXUINT16 * g_color.green);
 783   p_color.blue  = (guint16)((gdouble)G_MAXUINT16 * g_color.blue);
 784   color_string  = pango_color_to_string (&p_color);
 785
 786   /* Get theme font */
 787   default_font  = (PangoFontDescription*) gtk_style_context_get_font (style_context,
 788                                                                       GTK_STATE_NORMAL);
 789
 790   /* Iterate over families and faces */
 791   for (i=0; i<n_families; i++)
 792     {
 793       GtkTreeIter     iter;
 794       PangoFontFace **faces;
 795
 796       int             j, n_faces;
 797       const gchar    *fam_name = pango_font_family_get_name (families[i]);
 798
 799       pango_font_family_list_faces (families[i], &faces, &n_faces);
 800
 801       for (j=0; j<n_faces; j++)
 802         {
 803           PangoFontDescription *pango_desc = pango_font_face_describe (faces[j]);
 804           const gchar *face_name = pango_font_face_get_face_name (faces[j]);
 805           gchar       *font_desc = pango_font_description_to_string (pango_desc);
 806
 807           /* foreground_color, family_name, face_name, desc, sample string */
 808           g_string_printf (family_and_face, "%s %s",
 809                                             fam_name,
 810                                             face_name);
 811
 812           g_string_printf (tmp, ROW_FORMAT_STRING,
 813                                 color_string,
 814                                 family_and_face->str,
 815                                 font_desc,
 816                                 pango_language_get_sample_string (NULL));
 817
 818           gtk_list_store_append (model, &iter);
 819           gtk_list_store_set (model, &iter,
 820                               FAMILY_COLUMN, families[i],
 821                               FACE_COLUMN, faces[j],
 822                               PREVIEW_TITLE_COLUMN, family_and_face->str,
 823                               PREVIEW_TEXT_COLUMN, tmp->str,
 824                               -1);
 825
 826           /* Select the first font or the default font/face from the style context */
 827           if ((i == 0 && j == 0) ||
 828               (!strcmp (fam_name, pango_font_description_get_family (default_font)) && j == 0))
 829             match_row = iter;
 830
 831           pango_font_description_free(pango_desc);
 832           g_free (font_desc);
 833         }
 834
 835       g_free (faces);
 836     }
 837
 838   path = gtk_tree_model_get_path (GTK_TREE_MODEL (model), &match_row);
 839
 840   if (path)
 841   {
 842     gtk_tree_view_set_cursor (treeview, path, NULL, FALSE);
 843     gtk_tree_view_scroll_to_cell (treeview, path, NULL, TRUE, 0.5, 0.5);
 844     gtk_tree_path_free(path);
 845   }
 846
 847   g_string_free (family_and_face, TRUE);
 848   g_string_free (tmp, TRUE);
 849   g_free (color_string);
 850   g_free (families);
 851 }
 852
 853 gboolean
 854 visible_func (GtkTreeModel *model, GtkTreeIter *iter, gpointer data)
 855 {
 856   gboolean result = FALSE;
 857   GtkFontSelectionPrivate *priv = (GtkFontSelectionPrivate*) data;
 858
 859   const gchar *search_text = (const gchar*)gtk_entry_get_text (GTK_ENTRY (priv->search_entry));
 860   gchar       *font_name;
 861   gchar       *font_name_casefold;
 862   gchar       *search_text_casefold;
 863
 864   gtk_tree_model_get (model, iter,
 865                       PREVIEW_TITLE_COLUMN, &font_name,
 866                       -1);
 867
 868   /* Covering some corner cases to speed up the result */
 869   if (font_name == NULL ||
 870       strlen (search_text) > strlen (font_name))
 871     {
 872       g_free (font_name);
 873       return FALSE;
 874     }
 875   if (strlen (search_text) == 0)
 876     {
 877       g_free (font_name);
 878       return TRUE;
 879     }
 880
 881   font_name_casefold = g_utf8_casefold (font_name, -1);
 882   search_text_casefold = g_utf8_casefold (search_text, -1);
 883
 884   if (g_strrstr (font_name_casefold, search_text_casefold))
 885     result = TRUE;
 886
 887   g_free (search_text_casefold);
 888   g_free (font_name_casefold);
 889   g_free (font_name);
 890   return result;
 891 }
 892
 893 static void
 894 gtk_font_selection_bootstrap_fontlist (GtkFontSelection* fontsel)
 895 {
 896   GtkTreeView       *treeview = GTK_TREE_VIEW (fontsel->priv->family_face_list);
 897   GtkCellRenderer   *cell;
 898   GtkTreeViewColumn *col;
 899
 900   fontsel->priv->model = gtk_list_store_new (4,
 901                                              PANGO_TYPE_FONT_FAMILY,
 902                                              PANGO_TYPE_FONT_FACE,
 903                                              G_TYPE_STRING,
 904                                              G_TYPE_STRING);
 905
 906   fontsel->priv->filter = gtk_tree_model_filter_new (GTK_TREE_MODEL (fontsel->priv->model),
 907                                                      NULL);
 908   g_object_unref (fontsel->priv->model);
 909
 910   gtk_tree_model_filter_set_visible_func (GTK_TREE_MODEL_FILTER (fontsel->priv->filter),
 911                                           visible_func,
 912                                           (gpointer)fontsel->priv,
 913                                           NULL);
 914
 915   gtk_tree_view_set_model (treeview, GTK_TREE_MODEL (fontsel->priv->filter));
 916   g_object_unref (fontsel->priv->filter);
 917
 918   gtk_tree_view_set_rules_hint      (treeview, TRUE);
 919   gtk_tree_view_set_headers_visible (treeview, FALSE);
 920
 921   cell = gtk_cell_renderer_text_new ();
 922   col = gtk_tree_view_column_new_with_attributes ("Family",
 923                                                   cell,
 924                                                   "markup", PREVIEW_TEXT_COLUMN,
 925                                                   NULL);
 926
 927   g_object_set (cell, "ellipsize", PANGO_ELLIPSIZE_END, NULL);
 928
 929   gtk_tree_view_append_column (treeview, col);
 930
 931   populate_list (treeview, fontsel->priv->model);
 932 }
 933
 934
 935 static void
 936 gtk_font_selection_finalize (GObject *object)
 937 {
 938   GtkFontSelection *fontsel = GTK_FONT_SELECTION (object);
 939
 940   gtk_font_selection_ref_family (fontsel, NULL);
 941   gtk_font_selection_ref_face (fontsel, NULL);
 942
 943 #ifndef GTK_DISABLE_DEPRECATED
 944   if (fontsel->priv->size_list)
 945     {
 946       g_object_unref (fontsel->priv->size_list);
 947       g_object_unref (fontsel->priv->font_list);
 948       g_object_unref (fontsel->priv->face_list);
 949     }
 950 #endif
 951
 952   G_OBJECT_CLASS (gtk_font_selection_parent_class)->finalize (object);
 953 }
 954
 955 #if 0
 956 static void
 957 gtk_font_selection_screen_changed (GtkWidget *widget,
 958                                    GdkScreen *previous_screen)
 959 {
 960   return;
 961 }
 962
 963 static void
 964 gtk_font_selection_style_updated (GtkWidget *widget)
 965 {
 966   /*GTK_WIDGET_CLASS (gtk_font_selection_parent_class)->style_updated (widget);*/
 967   return;
 968 }
 969 #endif
 970
 971 static void
 972 gtk_font_selection_ref_family (GtkFontSelection *fontsel,
 973                                PangoFontFamily  *family)
 974 {
 975   GtkFontSelectionPrivate *priv = fontsel->priv;
 976
 977   if (family)
 978     family = g_object_ref (family);
 979   if (priv->family)
 980     g_object_unref (priv->family);
 981   priv->family = family;
 982 }
 983
 984 static void
 985 gtk_font_selection_ref_face (GtkFontSelection *fontsel,
 986                              PangoFontFace    *face)
 987 {
 988   GtkFontSelectionPrivate *priv = fontsel->priv;
 989
 990   if (face)
 991     face = g_object_ref (face);
 992   if (priv->face)
 993     g_object_unref (priv->face);
 994   priv->face = face;
 995 }
 996
 997 #ifndef GTK_DISABLE_DEPRECATED
 998 static void
 999 populate_font_model (GtkFontSelection *fontsel)
1000 {
1001   gint                      n_families, i;
1002   PangoFontFamily         **families;
1003   GtkFontSelectionPrivate  *priv = fontsel->priv;
1004   GtkTreePath              *path;
1005
1006   pango_context_list_families (gtk_widget_get_pango_context (GTK_WIDGET (fontsel)),
1007                                &families,
1008                                &n_families);
1009
1010   qsort (families, n_families, sizeof (PangoFontFamily *), cmp_families);
1011
1012   gtk_list_store_clear (priv->_font_model);
1013
1014   for (i=0; i<n_families; i++)
1015     {
1016       GtkTreeIter  iter;
1017
1018       gtk_list_store_append (priv->_font_model, &iter);
1019       gtk_list_store_set (priv->_font_model, &iter,
1020                           0, families[i],
1021                           1, pango_font_family_get_name (families[i]),
1022                           -1);
1023       if (priv->family &&
1024           !strcmp (pango_font_family_get_name (families[i]),
1025                    pango_font_family_get_name (priv->family)))
1026         {
1027           path = gtk_tree_model_get_path (GTK_TREE_MODEL (priv->_face_model),
1028                                           &iter);
1029           if (path)
1030             {
1031               GtkWidget *tv = gtk_bin_get_child (GTK_BIN (priv->font_list));
1032               gtk_tree_view_set_cursor (GTK_TREE_VIEW (tv),
1033                                         path,
1034                                         NULL,
1035                                         FALSE);
1036               gtk_tree_view_scroll_to_cell (GTK_TREE_VIEW (tv),
1037                                             path, NULL, TRUE, 0.5, 0.5);
1038               gtk_tree_path_free (path);
1039             }
1040         }
1041     }
1042
1043   g_free (families);
1044 }
1045
1046 static void
1047 update_font_list_selection (GtkFontSelection *fontsel)
1048 {
1049   GtkTreeIter              iter;
1050   gboolean                 valid;
1051   GtkFontSelectionPrivate *priv = fontsel->priv;
1052   gchar                   *family_name;
1053
1054   valid = gtk_tree_model_get_iter_first (GTK_TREE_MODEL (priv->_font_model), &iter);
1055   while (valid)
1056     {
1057       GtkWidget   *tv;
1058       GtkTreePath *path;
1059       gtk_tree_model_get (GTK_TREE_MODEL (priv->_font_model), &iter,
1060                           1, &family_name,
1061                           -1);
1062       if (strcmp (family_name, pango_font_family_get_name (priv->family)))
1063         {
1064           gtk_tree_model_iter_next (GTK_TREE_MODEL (priv->_font_model), &iter);
1065           g_free (family_name);
1066           continue;
1067         }
1068       path = gtk_tree_model_get_path (GTK_TREE_MODEL (priv->_font_model), &iter);
1069
1070       if (!path)
1071         {
1072           g_free (family_name);
1073           break;
1074         }
1075
1076       tv = gtk_bin_get_child (GTK_BIN (priv->font_list));
1077
1078       priv->ignore_font = TRUE;
1079       gtk_tree_view_set_cursor (GTK_TREE_VIEW (tv), path, NULL, FALSE);
1080       gtk_tree_view_scroll_to_cell (GTK_TREE_VIEW (tv), path, NULL, TRUE, 0.5, 0.5);
1081
1082       /* Free resources */
1083       gtk_tree_path_free (path);
1084       g_free (family_name);
1085       break;
1086     }
1087
1088   update_face_model (fontsel, FALSE);
1089 }
1090
1091 static void
1092 update_face_model (GtkFontSelection *fontsel, gboolean first)
1093 {
1094   GtkFontSelectionPrivate  *priv = fontsel->priv;
1095   PangoFontFace           **faces;
1096   int                       i, n_faces;
1097
1098   pango_font_family_list_faces (priv->family, &faces, &n_faces);
1099
1100   gtk_list_store_clear (priv->_face_model);
1101
1102   for (i=0; i<n_faces; i++)
1103     {
1104       GtkTreeIter  iter;
1105
1106       gtk_list_store_append (priv->_face_model, &iter);
1107       gtk_list_store_set (priv->_face_model, &iter,
1108                           0, faces[i],
1109                           1, pango_font_face_get_face_name (faces[i]),
1110                           -1);
1111
1112       if ((!first && faces[i] == priv->face) ||
1113           (first && i == 0))
1114         {
1115           GtkTreePath *path;
1116           GtkWidget *tv;
1117
1118           path = gtk_tree_model_get_path (GTK_TREE_MODEL (priv->_face_model), &iter);
1119           if (!path)
1120             continue;
1121
1122           tv = gtk_bin_get_child (GTK_BIN (priv->face_list));
1123
1124           if (!first)
1125             priv->ignore_face = TRUE;
1126
1127           gtk_tree_view_set_cursor (GTK_TREE_VIEW (tv), path, NULL, FALSE);
1128
1129           gtk_tree_path_free (path);
1130
1131           if (first)
1132               gtk_font_selection_ref_face (fontsel, faces[i]);
1133         }
1134     }
1135
1136   update_size_list_selection (fontsel);
1137
1138   g_object_notify (G_OBJECT (fontsel), "font-name");
1139 }
1140
1141 static void
1142 update_size_list_selection (GtkFontSelection *fontsel)
1143 {
1144   GtkTreeIter              iter;
1145   gboolean                 valid;
1146   GtkFontSelectionPrivate *priv = fontsel->priv;
1147   GtkWidget               *tv = gtk_bin_get_child (GTK_BIN (priv->size_list));
1148
1149   gtk_tree_selection_unselect_all (gtk_tree_view_get_selection (GTK_TREE_VIEW (tv)));
1150
1151   valid = gtk_tree_model_get_iter_first (GTK_TREE_MODEL (priv->_size_model), &iter);
1152   while (valid)
1153     {
1154       gint         size;
1155       gtk_tree_model_get (GTK_TREE_MODEL (priv->_size_model), &iter,
1156                           0, &size,
1157                           -1);
1158
1159       if (size * PANGO_SCALE == priv->size)
1160         {
1161           GtkTreePath *path;
1162
1163
1164           path = gtk_tree_model_get_path (GTK_TREE_MODEL (priv->_size_model), &iter);
1165           if (!path)
1166             break;
1167
1168
1169           priv->ignore_size = TRUE;
1170           gtk_tree_view_set_cursor (GTK_TREE_VIEW (tv), path, NULL, FALSE);
1171
1172           gtk_tree_path_free (path);
1173           break;
1174         }
1175       valid = gtk_tree_model_iter_next (GTK_TREE_MODEL (priv->_size_model), &iter);
1176     }
1177 }
1178
1179
1180 static void
1181 select_family_and_face (GtkFontSelection *fontsel)
1182 {
1183   GtkTreeIter              iter;
1184   gboolean                 valid;
1185   GtkFontSelectionPrivate *priv = fontsel->priv;
1186   PangoFontFace           *face;
1187   PangoFontFamily         *family;
1188
1189   gtk_entry_set_text (GTK_ENTRY (priv->search_entry), "");
1190
1191   valid = gtk_tree_model_get_iter_first (GTK_TREE_MODEL (priv->filter), &iter);
1192   while (valid)
1193     {
1194       gtk_tree_model_get (GTK_TREE_MODEL (priv->filter), &iter,
1195                           FACE_COLUMN,   &face,
1196                           FAMILY_COLUMN, &family,
1197                           -1);
1198
1199       if (face == priv->face && family == priv->family)
1200         {
1201           GtkTreePath *path;
1202
1203           path = gtk_tree_model_get_path (GTK_TREE_MODEL (priv->filter), &iter);
1204           if (!path)
1205           {
1206             g_object_unref (face);
1207             g_object_unref (family);
1208             break;
1209           }
1210
1211           priv->ignore_size = TRUE;
1212           gtk_tree_view_set_cursor (GTK_TREE_VIEW (priv->family_face_list), path, NULL, FALSE);
1213
1214           gtk_tree_path_free (path);
1215           g_object_unref (face);
1216           g_object_unref (family);
1217           break;
1218         }
1219
1220       g_object_unref (face);
1221       g_object_unref (family);
1222       valid = gtk_tree_model_iter_next (GTK_TREE_MODEL (priv->filter), &iter);
1223     }
1224 }
1225
1226
1227 static void
1228 family_list_cursor_changed_cb (GtkTreeView *treeview, gpointer data)
1229 {
1230   GtkWidget        *tv;
1231   GtkTreeIter       iter;
1232   GtkTreePath      *path;
1233   GtkFontSelection *fontsel = (GtkFontSelection*)data;
1234   PangoFontFamily  *font;
1235
1236   if (fontsel->priv->ignore_font)
1237     {
1238       fontsel->priv->ignore_font = FALSE;
1239       return;
1240     }
1241
1242   tv = gtk_bin_get_child (GTK_BIN (fontsel->priv->font_list));
1243   gtk_tree_view_get_cursor (GTK_TREE_VIEW (tv), &path, NULL);
1244
1245   if (!path)
1246     return;
1247
1248   gtk_tree_model_get_iter (GTK_TREE_MODEL (fontsel->priv->_font_model),
1249                            &iter,
1250                            path);
1251
1252   gtk_tree_model_get (GTK_TREE_MODEL (fontsel->priv->_font_model), &iter,
1253                       0, &font,
1254                       -1);
1255
1256   gtk_font_selection_ref_family (fontsel, font);
1257   update_face_model (fontsel, TRUE);
1258
1259   fontsel->priv->ignore_font = TRUE;
1260   select_family_and_face (fontsel);
1261
1262   gtk_tree_path_free (path);
1263   g_object_unref (font);
1264 }
1265
1266 static void
1267 face_list_cursor_changed_cb (GtkTreeView *treeview, gpointer data)
1268 {
1269   GtkWidget        *tv;
1270   GtkTreeIter       iter;
1271   GtkTreePath      *path;
1272   GtkFontSelection *fontsel = (GtkFontSelection*)data;
1273   PangoFontFace    *face;
1274
1275   if (fontsel->priv->ignore_face)
1276     {
1277       fontsel->priv->ignore_face = FALSE;
1278       return;
1279     }
1280
1281   tv = gtk_bin_get_child (GTK_BIN (fontsel->priv->face_list));
1282   gtk_tree_view_get_cursor (GTK_TREE_VIEW (tv), &path, NULL);
1283
1284   if (!path)
1285     return;
1286
1287   gtk_tree_model_get_iter (GTK_TREE_MODEL (fontsel->priv->_face_model),
1288                            &iter,
1289                            path);
1290
1291   gtk_tree_model_get (GTK_TREE_MODEL (fontsel->priv->_face_model), &iter,
1292                       0, &face,
1293                       -1);
1294
1295   gtk_font_selection_ref_face (fontsel, face);
1296
1297   fontsel->priv->ignore_face = TRUE;
1298   select_family_and_face (fontsel);
1299
1300   gtk_tree_path_free (path);
1301   g_object_unref (face);
1302 }
1303
1304 static void
1305 size_list_cursor_changed_cb (GtkTreeView *treeview, gpointer data)
1306 {
1307   GtkWidget        *tv;
1308   GtkTreeIter       iter;
1309   GtkTreePath      *path;
1310   GtkFontSelection *fontsel = (GtkFontSelection*)data;
1311   gint              value;
1312
1313   if (fontsel->priv->ignore_size)
1314     {
1315       fontsel->priv->ignore_size = FALSE;
1316       return;
1317     }
1318
1319   tv = gtk_bin_get_child (GTK_BIN (fontsel->priv->size_list));
1320   gtk_tree_view_get_cursor (GTK_TREE_VIEW (tv), &path, NULL);
1321
1322   if (!path)
1323     return;
1324
1325   gtk_tree_model_get_iter (GTK_TREE_MODEL (fontsel->priv->_size_model),
1326                            &iter,
1327                            path);
1328
1329   gtk_tree_model_get (GTK_TREE_MODEL (fontsel->priv->_size_model), &iter,
1330                       0, &value,
1331                       -1);
1332
1333   gtk_spin_button_set_value (GTK_SPIN_BUTTON (fontsel->priv->size_spin), value);
1334   gtk_tree_path_free (path);
1335 }
1336
1337 static void
1338 initialize_deprecated_widgets (GtkFontSelection *fontsel)
1339 {
1340   GtkTreeViewColumn       *col;
1341   GtkFontSelectionPrivate *priv = fontsel->priv;
1342
1343   GtkWidget *size_list;
1344   GtkWidget *font_list;
1345   GtkWidget *face_list;
1346
1347   priv->_size_model = gtk_list_store_new (2, G_TYPE_INT, G_TYPE_STRING);
1348   priv->_font_model = gtk_list_store_new (2, PANGO_TYPE_FONT_FAMILY, G_TYPE_STRING);
1349   priv->_face_model = gtk_list_store_new (2, PANGO_TYPE_FONT_FACE,   G_TYPE_STRING);
1350
1351   size_list = gtk_tree_view_new_with_model (GTK_TREE_MODEL (priv->_size_model));
1352   font_list = gtk_tree_view_new_with_model (GTK_TREE_MODEL (priv->_font_model));
1353   face_list = gtk_tree_view_new_with_model (GTK_TREE_MODEL (priv->_face_model));
1354
1355   gtk_tree_view_set_headers_visible (GTK_TREE_VIEW (size_list), FALSE);
1356   gtk_tree_view_set_headers_visible (GTK_TREE_VIEW (font_list), FALSE);
1357   gtk_tree_view_set_headers_visible (GTK_TREE_VIEW (face_list), FALSE);
1358
1359   g_object_unref (priv->_size_model);
1360   g_object_unref (priv->_font_model);
1361   g_object_unref (priv->_face_model);
1362
1363   col = gtk_tree_view_column_new_with_attributes ("Size",
1364                                                   gtk_cell_renderer_text_new (),
1365                                                   "text", 1,
1366                                                   NULL);
1367   gtk_tree_view_append_column (GTK_TREE_VIEW (size_list), col);
1368
1369   col = gtk_tree_view_column_new_with_attributes ("Family",
1370                                                   gtk_cell_renderer_text_new (),
1371                                                   "text", 1,
1372                                                   NULL);
1373   gtk_tree_view_append_column (GTK_TREE_VIEW (font_list), col);
1374
1375   col = gtk_tree_view_column_new_with_attributes ("Face",
1376                                                   gtk_cell_renderer_text_new (),
1377                                                   "text", 1,
1378                                                   NULL);
1379   gtk_tree_view_append_column (GTK_TREE_VIEW (face_list), col);
1380
1381
1382   priv->font_list = gtk_scrolled_window_new (NULL, NULL);
1383   priv->face_list = gtk_scrolled_window_new (NULL, NULL);
1384   priv->size_list = gtk_scrolled_window_new (NULL, NULL);
1385
1386   gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (priv->font_list),
1387                                   GTK_POLICY_NEVER, GTK_POLICY_AUTOMATIC);
1388   gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (priv->face_list),
1389                                   GTK_POLICY_NEVER, GTK_POLICY_AUTOMATIC);
1390   gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (priv->size_list),
1391                                   GTK_POLICY_NEVER, GTK_POLICY_AUTOMATIC);
1392
1393   gtk_container_add (GTK_CONTAINER (priv->font_list), font_list);
1394   gtk_container_add (GTK_CONTAINER (priv->face_list), face_list);
1395   gtk_container_add (GTK_CONTAINER (priv->size_list), size_list);
1396
1397   g_signal_connect (G_OBJECT (font_list), "cursor-changed",
1398                     G_CALLBACK (family_list_cursor_changed_cb), fontsel);
1399
1400   g_signal_connect (G_OBJECT (face_list), "cursor-changed",
1401                     G_CALLBACK (face_list_cursor_changed_cb), fontsel);
1402
1403   g_signal_connect (G_OBJECT (size_list), "cursor-changed",
1404                     G_CALLBACK (size_list_cursor_changed_cb), fontsel);
1405
1406   populate_font_model (fontsel);
1407   cursor_changed_cb (GTK_TREE_VIEW (priv->family_face_list), fontsel);
1408 }
1409
1410 #endif /* GTK_DISABLE_DEPRECATED */
1411
1412 /*****************************************************************************
1413  * These functions are the main public interface for getting/setting the font.
1414  *****************************************************************************/
1415
1416 /**
1417  * gtk_font_selection_get_family:
1418  * @fontsel: a #GtkFontSelection
1419  *
1420  * Gets the #PangoFontFamily representing the selected font family.
1421  *
1422  * Return value: (transfer none): A #PangoFontFamily representing the
1423  *     selected font family. Font families are a collection of font
1424  *     faces. The returned object is owned by @fontsel and must not
1425  *     be modified or freed.
1426  *
1427  * Since: 2.14
1428  */
1429 PangoFontFamily *
1430 gtk_font_selection_get_family (GtkFontSelection *fontsel)
1431 {
1432   g_return_val_if_fail (GTK_IS_FONT_SELECTION (fontsel), NULL);
1433
1434   return fontsel->priv->family;
1435 }
1436
1437 /**
1438  * gtk_font_selection_get_face:
1439  * @fontsel: a #GtkFontSelection
1440  *
1441  * Gets the #PangoFontFace representing the selected font group
1442  * details (i.e. family, slant, weight, width, etc).
1443  *
1444  * Return value: (transfer none): A #PangoFontFace representing the
1445  *     selected font group details. The returned object is owned by
1446  *     @fontsel and must not be modified or freed.
1447  *
1448  * Since: 2.14
1449  */
1450 PangoFontFace *
1451 gtk_font_selection_get_face (GtkFontSelection *fontsel)
1452 {
1453   g_return_val_if_fail (GTK_IS_FONT_SELECTION (fontsel), NULL);
1454
1455   return fontsel->priv->face;
1456 }
1457
1458 /**
1459  * gtk_font_selection_get_size:
1460  * @fontsel: a #GtkFontSelection
1461  *
1462  * The selected font size.
1463  *
1464  * Return value: A n integer representing the selected font size,
1465  *     or -1 if no font size is selected.
1466  *
1467  * Since: 2.14
1468  **/
1469 gint
1470 gtk_font_selection_get_size (GtkFontSelection *fontsel)
1471 {
1472   g_return_val_if_fail (GTK_IS_FONT_SELECTION (fontsel), -1);
1473
1474   return fontsel->priv->size;
1475 }
1476
1477 /**
1478  * gtk_font_selection_get_font_name:
1479  * @fontsel: a #GtkFontSelection
1480  *
1481  * Gets the currently-selected font name.
1482  *
1483  * Note that this can be a different string than what you set with
1484  * gtk_font_selection_set_font_name(), as the font selection widget may
1485  * normalize font names and thus return a string with a different structure.
1486  * For example, "Helvetica Italic Bold 12" could be normalized to
1487  * "Helvetica Bold Italic 12". Use pango_font_description_equal()
1488  * if you want to compare two font descriptions.
1489  *
1490  * Return value: (transfer full) (allow-none): A string with the name of the
1491  *     current font, or %NULL if  no font is selected. You must free this
1492  *     string with g_free().
1493  */
1494 gchar *
1495 gtk_font_selection_get_font_name (GtkFontSelection *fontsel)
1496 {
1497   gchar                *font_name;
1498   PangoFontDescription *desc;
1499
1500   if (!fontsel->priv->face)
1501     return NULL;
1502
1503   desc = pango_font_face_describe (fontsel->priv->face);
1504   font_name = pango_font_description_to_string (desc);
1505   pango_font_description_free (desc);
1506   return font_name;
1507 }
1508
1509 /* This sets the current font, then selecting the appropriate list rows. */
1510
1511 /**
1512  * gtk_font_selection_set_font_name:
1513  * @fontsel: a #GtkFontSelection
1514  * @fontname: a font name like "Helvetica 12" or "Times Bold 18"
1515  *
1516  * Sets the currently-selected font.
1517  *
1518  * Note that the @fontsel needs to know the screen in which it will appear
1519  * for this to work; this can be guaranteed by simply making sure that the
1520  * @fontsel is inserted in a toplevel window before you call this function.
1521  *
1522  * Return value: %TRUE if the font could be set successfully; %FALSE if no
1523  *     such font exists or if the @fontsel doesn't belong to a particular
1524  *     screen yet.
1525  */
1526 gboolean
1527 gtk_font_selection_set_font_name (GtkFontSelection *fontsel,
1528                                   const gchar      *fontname)
1529 {
1530   GtkFontSelectionPrivate *priv = fontsel->priv;
1531   GtkTreeIter           iter;
1532   gboolean              valid;
1533   gchar                *family_name;
1534   PangoFontDescription *desc;
1535   gboolean              found = FALSE;
1536
1537   g_return_val_if_fail (GTK_IS_FONT_SELECTION (fontsel), FALSE);
1538
1539   if (!gtk_widget_has_screen (GTK_WIDGET (fontsel)))
1540     return FALSE;
1541
1542   desc = pango_font_description_from_string (fontname);
1543   family_name = (gchar*)pango_font_description_get_family (desc);
1544
1545   if (!family_name)
1546   {
1547     pango_font_description_free (desc);
1548     return FALSE;
1549   }
1550
1551   /* We make sure the filter is clear */
1552   gtk_entry_set_text (GTK_ENTRY (priv->search_entry), "");
1553
1554   /* We find the matching family/face */
1555   for (valid = gtk_tree_model_get_iter_first (GTK_TREE_MODEL (priv->filter), &iter);
1556        valid;
1557        valid = gtk_tree_model_iter_next (GTK_TREE_MODEL (priv->filter), &iter))
1558     {
1559       PangoFontFace        *face;
1560       PangoFontDescription *tmp_desc;
1561
1562       gtk_tree_model_get (GTK_TREE_MODEL (priv->filter), &iter,
1563                           FACE_COLUMN,   &face,
1564                           -1);
1565
1566       tmp_desc = pango_font_face_describe (face);
1567       if (pango_font_description_get_size_is_absolute (desc))
1568         pango_font_description_set_absolute_size (tmp_desc,
1569                                                   pango_font_description_get_size (desc));
1570       else
1571         pango_font_description_set_size (tmp_desc,
1572                                          pango_font_description_get_size (desc));
1573
1574
1575       if (pango_font_description_equal (desc, tmp_desc))
1576         {
1577           GtkTreePath *path;
1578           gint size = pango_font_description_get_size (desc);
1579
1580           if (size)
1581             {
1582               if (pango_font_description_get_size_is_absolute (desc))
1583                 size = size * PANGO_SCALE;
1584               gtk_spin_button_set_value (GTK_SPIN_BUTTON (priv->size_spin),
1585                                          size / PANGO_SCALE);
1586             }
1587
1588           path = gtk_tree_model_get_path (GTK_TREE_MODEL (priv->filter),
1589                                           &iter);
1590
1591           if (path)
1592             {
1593               gtk_tree_view_set_cursor (GTK_TREE_VIEW (priv->family_face_list),
1594                                         path,
1595                                         NULL,
1596                                         FALSE);
1597               gtk_tree_view_scroll_to_cell (GTK_TREE_VIEW (priv->family_face_list),
1598                                             path,
1599                                             NULL,
1600                                             TRUE,
1601                                             0.5,
1602                                             0.5);
1603               gtk_tree_path_free (path);
1604             }
1605
1606           found = TRUE;
1607         }
1608
1609       g_object_unref (face);
1610       pango_font_description_free (tmp_desc);
1611
1612       if (found)
1613         break;
1614     }
1615
1616   pango_font_description_free (desc);
1617   g_object_notify (G_OBJECT (fontsel), "font-name");
1618
1619   return found;
1620 }
1621
1622 /**
1623  * gtk_font_selection_get_preview_text:
1624  * @fontsel: a #GtkFontSelection
1625  *
1626  * Gets the text displayed in the preview area.
1627  *
1628  * Return value: the text displayed in the preview area.
1629  *     This string is owned by the widget and should not be
1630  *     modified or freed
1631  */
1632 G_CONST_RETURN gchar*
1633 gtk_font_selection_get_preview_text (GtkFontSelection *fontsel)
1634 {
1635   return NULL;
1636 }
1637
1638
1639 /**
1640  * gtk_font_selection_set_preview_text:
1641  * @fontsel: a #GtkFontSelection
1642  * @text: the text to display in the preview area
1643  *
1644  * Sets the text displayed in the preview area.
1645  * The @text is used to show how the selected font looks.
1646  */
1647 void
1648 gtk_font_selection_set_preview_text  (GtkFontSelection *fontsel,
1649               const gchar      *text)
1650 {
1651 #if 0
1652   GtkFontSelectionPrivate *priv;
1653
1654   g_return_if_fail (GTK_IS_FONT_SELECTION (fontsel));
1655   g_return_if_fail (text != NULL);
1656
1657   priv = fontsel->priv;
1658 #endif
1659 }
1660
1661 #ifndef GTK_DISABLE_DEPRECATED
1662
1663 /**
1664  * gtk_font_selection_get_family_list:
1665  * @fontsel: a #GtkFontSelection
1666  *
1667  * This returns the #GtkTreeView that lists font families, for
1668  * example, 'Sans', 'Serif', etc.
1669  *
1670  * Return value: (transfer none): A #GtkWidget that is part of @fontsel
1671  *
1672  * Deprecated: 3.2
1673  */
1674 GtkWidget *
1675 gtk_font_selection_get_family_list (GtkFontSelection *fontsel)
1676 {
1677   GtkFontSelectionPrivate *priv = fontsel->priv;
1678   g_return_val_if_fail (GTK_IS_FONT_SELECTION (fontsel), NULL);
1679   if (!priv->font_list)
1680     initialize_deprecated_widgets (fontsel);
1681
1682   return priv->font_list;
1683 }
1684
1685 /**
1686  * gtk_font_selection_get_face_list:
1687  * @fontsel: a #GtkFontSelection
1688  *
1689  * This returns the #GtkTreeView which lists all styles available for
1690  * the selected font. For example, 'Regular', 'Bold', etc.
1691  *
1692  * Return value: (transfer none): A #GtkWidget that is part of @fontsel
1693  *
1694  * Deprecated: 3.2
1695  */
1696 GtkWidget *
1697 gtk_font_selection_get_face_list (GtkFontSelection *fontsel)
1698 {
1699   GtkFontSelectionPrivate *priv = fontsel->priv;
1700   g_return_val_if_fail (GTK_IS_FONT_SELECTION (fontsel), NULL);
1701   if (!priv->face_list)
1702     initialize_deprecated_widgets (fontsel);
1703
1704   return priv->face_list;
1705 }
1706
1707 /**
1708  * gtk_font_selection_get_size_entry:
1709  * @fontsel: a #GtkFontSelection
1710  *
1711  * This returns the #GtkEntry used to allow the user to edit the font
1712  * number manually instead of selecting it from the list of font sizes.
1713  *
1714  * Return value: (transfer none): A #GtkWidget that is part of @fontsel
1715  *
1716  * Deprecated: 3.2
1717  */
1718 GtkWidget *
1719 gtk_font_selection_get_size_entry (GtkFontSelection *fontsel)
1720 {
1721   GtkFontSelectionPrivate *priv = fontsel->priv;
1722   g_return_val_if_fail (GTK_IS_FONT_SELECTION (fontsel), NULL);
1723
1724   return priv->size_spin;
1725 }
1726
1727 /**
1728  * gtk_font_selection_get_size_list:
1729  * @fontsel: a #GtkFontSelection
1730  *
1731  * This returns the #GtkTreeeView used to list font sizes.
1732  *
1733  * Return value: (transfer none): A #GtkWidget that is part of @fontsel
1734  *
1735  * Deprecated: 3.2
1736  */
1737 GtkWidget *
1738 gtk_font_selection_get_size_list (GtkFontSelection *fontsel)
1739 {
1740   GtkFontSelectionPrivate *priv = fontsel->priv;
1741   g_return_val_if_fail (GTK_IS_FONT_SELECTION (fontsel), NULL);
1742   if (!priv->size_list)
1743     initialize_deprecated_widgets (fontsel);
1744
1745   return priv->size_list;
1746 }
1747
1748 /**
1749  * gtk_font_selection_get_preview_entry:
1750  * @fontsel: a #GtkFontSelection
1751  *
1752  * This returns the #GtkEntry used to display the font as a preview.
1753  *
1754  * Return value: (transfer none): A #GtkWidget that is part of @fontsel
1755  *
1756  * Deprecated: 3.2
1757  */
1758 GtkWidget *
1759 gtk_font_selection_get_preview_entry (GtkFontSelection *fontsel)
1760 {
1761   GtkFontSelectionPrivate *priv = fontsel->priv;
1762   g_return_val_if_fail (GTK_IS_FONT_SELECTION (fontsel), NULL);
1763
1764   return priv->preview;
1765 }
1766
1767 #endif /* GTK_DISABLE_DEPRECATED */
1768
1769 /**
1770  * SECTION:gtkfontseldlg
1771  * @Short_description: A dialog box for selecting fonts
1772  * @Title: GtkFontSelectionDialog
1773  * @See_also: #GtkFontSelection, #GtkDialog
1774  *
1775  * The #GtkFontSelectionDialog widget is a dialog box for selecting a font.
1776  *
1777  * To set the font which is initially selected, use
1778  * gtk_font_selection_dialog_set_font_name().
1779  *
1780  * To get the selected font use gtk_font_selection_dialog_get_font_name().
1781  *
1782  * To change the text which is shown in the preview area, use
1783  * gtk_font_selection_dialog_set_preview_text().
1784  *
1785  * <refsect2 id="GtkFontSelectionDialog-BUILDER-UI">
1786  * <title>GtkFontSelectionDialog as GtkBuildable</title>
1787  * The GtkFontSelectionDialog implementation of the GtkBuildable interface
1788  * exposes the embedded #GtkFontSelection as internal child with the
1789  * name "font_selection". It also exposes the buttons with the names
1790  * "ok_button", "cancel_button" and "apply_button".
1791  * </refsect2>
1792  */
1793
1794 static void gtk_font_selection_dialog_buildable_interface_init     (GtkBuildableIface *iface);
1795 static GObject * gtk_font_selection_dialog_buildable_get_internal_child (GtkBuildable *buildable,
1796                     GtkBuilder   *builder,
1797                     const gchar  *childname);
1798
1799 G_DEFINE_TYPE_WITH_CODE (GtkFontSelectionDialog, gtk_font_selection_dialog,
1800        GTK_TYPE_DIALOG,
1801        G_IMPLEMENT_INTERFACE (GTK_TYPE_BUILDABLE,
1802             gtk_font_selection_dialog_buildable_interface_init))
1803
1804 static GtkBuildableIface *parent_buildable_iface;
1805
1806 static void
1807 gtk_font_selection_dialog_class_init (GtkFontSelectionDialogClass *klass)
1808 {
1809   g_type_class_add_private (klass, sizeof (GtkFontSelectionDialogPrivate));
1810 }
1811
1812 static void
1813 gtk_font_selection_dialog_init (GtkFontSelectionDialog *fontseldiag)
1814 {
1815   GtkFontSelectionDialogPrivate *priv;
1816   GtkDialog *dialog = GTK_DIALOG (fontseldiag);
1817   GtkWidget *action_area, *content_area;
1818
1819   fontseldiag->priv = G_TYPE_INSTANCE_GET_PRIVATE (fontseldiag,
1820                                                    GTK_TYPE_FONT_SELECTION_DIALOG,
1821                                                    GtkFontSelectionDialogPrivate);
1822   priv = fontseldiag->priv;
1823
1824   content_area = gtk_dialog_get_content_area (dialog);
1825   action_area = gtk_dialog_get_action_area (dialog);
1826
1827   gtk_container_set_border_width (GTK_CONTAINER (dialog), 5);
1828   gtk_box_set_spacing (GTK_BOX (content_area), 2); /* 2 * 5 + 2 = 12 */
1829   gtk_container_set_border_width (GTK_CONTAINER (action_area), 5);
1830   gtk_box_set_spacing (GTK_BOX (action_area), 6);
1831
1832   gtk_widget_push_composite_child ();
1833
1834   gtk_window_set_resizable (GTK_WINDOW (fontseldiag), TRUE);
1835
1836   /* Create the content area */
1837   priv->fontsel = gtk_font_selection_new ();
1838   gtk_container_set_border_width (GTK_CONTAINER (priv->fontsel), 5);
1839   gtk_widget_show (priv->fontsel);
1840   gtk_box_pack_start (GTK_BOX (content_area),
1841           priv->fontsel, TRUE, TRUE, 0);
1842
1843   /* Create the action area */
1844   priv->cancel_button = gtk_dialog_add_button (dialog,
1845                                                GTK_STOCK_CANCEL,
1846                                                GTK_RESPONSE_CANCEL);
1847
1848   priv->apply_button = gtk_dialog_add_button (dialog,
1849                                               GTK_STOCK_APPLY,
1850                                               GTK_RESPONSE_APPLY);
1851   gtk_widget_hide (priv->apply_button);
1852
1853   priv->ok_button = gtk_dialog_add_button (dialog,
1854                                            GTK_STOCK_OK,
1855                                            GTK_RESPONSE_OK);
1856   gtk_widget_grab_default (priv->ok_button);
1857
1858   gtk_dialog_set_alternative_button_order (GTK_DIALOG (fontseldiag),
1859              GTK_RESPONSE_OK,
1860              GTK_RESPONSE_APPLY,
1861              GTK_RESPONSE_CANCEL,
1862              -1);
1863
1864   gtk_window_set_title (GTK_WINDOW (fontseldiag),
1865                         _("Font Selection"));
1866
1867   gtk_widget_pop_composite_child ();
1868 }
1869
1870 /**
1871  * gtk_font_selection_dialog_new:
1872  * @title: the title of the dialog window
1873  *
1874  * Creates a new #GtkFontSelectionDialog.
1875  *
1876  * Return value: a new #GtkFontSelectionDialog
1877  */
1878 GtkWidget*
1879 gtk_font_selection_dialog_new (const gchar *title)
1880 {
1881   GtkFontSelectionDialog *fontseldiag;
1882
1883   fontseldiag = g_object_new (GTK_TYPE_FONT_SELECTION_DIALOG, NULL);
1884
1885   if (title)
1886     gtk_window_set_title (GTK_WINDOW (fontseldiag), title);
1887
1888   return GTK_WIDGET (fontseldiag);
1889 }
1890
1891 /**
1892  * gtk_font_selection_dialog_get_font_selection:
1893  * @fsd: a #GtkFontSelectionDialog
1894  *
1895  * Retrieves the #GtkFontSelection widget embedded in the dialog.
1896  *
1897  * Returns: (transfer none): the embedded #GtkFontSelection
1898  *
1899  * Since: 2.22
1900  **/
1901 GtkWidget*
1902 gtk_font_selection_dialog_get_font_selection (GtkFontSelectionDialog *fsd)
1903 {
1904   g_return_val_if_fail (GTK_IS_FONT_SELECTION_DIALOG (fsd), NULL);
1905
1906   return fsd->priv->fontsel;
1907 }
1908
1909
1910 /**
1911  * gtk_font_selection_dialog_get_ok_button:
1912  * @fsd: a #GtkFontSelectionDialog
1913  *
1914  * Gets the 'OK' button.
1915  *
1916  * Return value: (transfer none): the #GtkWidget used in the dialog
1917  *     for the 'OK' button.
1918  *
1919  * Since: 2.14
1920  */
1921 GtkWidget *
1922 gtk_font_selection_dialog_get_ok_button (GtkFontSelectionDialog *fsd)
1923 {
1924   g_return_val_if_fail (GTK_IS_FONT_SELECTION_DIALOG (fsd), NULL);
1925
1926   return fsd->priv->ok_button;
1927 }
1928
1929 /**
1930  * gtk_font_selection_dialog_get_cancel_button:
1931  * @fsd: a #GtkFontSelectionDialog
1932  *
1933  * Gets the 'Cancel' button.
1934  *
1935  * Return value: (transfer none): the #GtkWidget used in the dialog
1936  *     for the 'Cancel' button.
1937  *
1938  * Since: 2.14
1939  */
1940 GtkWidget *
1941 gtk_font_selection_dialog_get_cancel_button (GtkFontSelectionDialog *fsd)
1942 {
1943   g_return_val_if_fail (GTK_IS_FONT_SELECTION_DIALOG (fsd), NULL);
1944
1945   return fsd->priv->cancel_button;
1946 }
1947
1948 static void
1949 gtk_font_selection_dialog_buildable_interface_init (GtkBuildableIface *iface)
1950 {
1951   parent_buildable_iface = g_type_interface_peek_parent (iface);
1952   iface->get_internal_child = gtk_font_selection_dialog_buildable_get_internal_child;
1953 }
1954
1955 static GObject *
1956 gtk_font_selection_dialog_buildable_get_internal_child (GtkBuildable *buildable,
1957               GtkBuilder   *builder,
1958               const gchar  *childname)
1959 {
1960   GtkFontSelectionDialogPrivate *priv;
1961
1962   priv = GTK_FONT_SELECTION_DIALOG (buildable)->priv;
1963
1964   if (g_strcmp0 (childname, "ok_button") == 0)
1965     return G_OBJECT (priv->ok_button);
1966   else if (g_strcmp0 (childname, "cancel_button") == 0)
1967     return G_OBJECT (priv->cancel_button);
1968   else if (g_strcmp0 (childname, "apply_button") == 0)
1969     return G_OBJECT (priv->apply_button);
1970   else if (g_strcmp0 (childname, "font_selection") == 0)
1971     return G_OBJECT (priv->fontsel);
1972
1973   return parent_buildable_iface->get_internal_child (buildable, builder, childname);
1974 }
1975
1976 /**
1977  * gtk_font_selection_dialog_get_font_name:
1978  * @fsd: a #GtkFontSelectionDialog
1979  *
1980  * Gets the currently-selected font name.
1981  *
1982  * Note that this can be a different string than what you set with
1983  * gtk_font_selection_dialog_set_font_name(), as the font selection widget
1984  * may normalize font names and thus return a string with a different
1985  * structure. For example, "Helvetica Italic Bold 12" could be normalized
1986  * to "Helvetica Bold Italic 12".  Use pango_font_description_equal()
1987  * if you want to compare two font descriptions.
1988  *
1989  * Return value: A string with the name of the current font, or %NULL if no
1990  *     font is selected. You must free this string with g_free().
1991  */
1992 gchar*
1993 gtk_font_selection_dialog_get_font_name (GtkFontSelectionDialog *fsd)
1994 {
1995   GtkFontSelectionDialogPrivate *priv;
1996
1997   g_return_val_if_fail (GTK_IS_FONT_SELECTION_DIALOG (fsd), NULL);
1998
1999   priv = fsd->priv;
2000
2001   return gtk_font_selection_get_font_name (GTK_FONT_SELECTION (priv->fontsel));
2002 }
2003
2004 /**
2005  * gtk_font_selection_dialog_set_font_name:
2006  * @fsd: a #GtkFontSelectionDialog
2007  * @fontname: a font name like "Helvetica 12" or "Times Bold 18"
2008  *
2009  * Sets the currently selected font.
2010  *
2011  * Return value: %TRUE if the font selected in @fsd is now the
2012  *     @fontname specified, %FALSE otherwise.
2013  */
2014 gboolean
2015 gtk_font_selection_dialog_set_font_name (GtkFontSelectionDialog *fsd,
2016            const gchar          *fontname)
2017 {
2018   GtkFontSelectionDialogPrivate *priv;
2019
2020   g_return_val_if_fail (GTK_IS_FONT_SELECTION_DIALOG (fsd), FALSE);
2021   g_return_val_if_fail (fontname, FALSE);
2022
2023   priv = fsd->priv;
2024
2025   return gtk_font_selection_set_font_name (GTK_FONT_SELECTION (priv->fontsel), fontname);
2026 }
2027
2028 /**
2029  * gtk_font_selection_dialog_get_preview_text:
2030  * @fsd: a #GtkFontSelectionDialog
2031  *
2032  * Gets the text displayed in the preview area.
2033  *
2034  * Return value: the text displayed in the preview area.
2035  *     This string is owned by the widget and should not be
2036  *     modified or freed
2037  */
2038 G_CONST_RETURN gchar*
2039 gtk_font_selection_dialog_get_preview_text (GtkFontSelectionDialog *fsd)
2040 {
2041   GtkFontSelectionDialogPrivate *priv;
2042
2043   g_return_val_if_fail (GTK_IS_FONT_SELECTION_DIALOG (fsd), NULL);
2044
2045   priv = fsd->priv;
2046
2047   return gtk_font_selection_get_preview_text (GTK_FONT_SELECTION (priv->fontsel));
2048 }
2049
2050 /**
2051  * gtk_font_selection_dialog_set_preview_text:
2052  * @fsd: a #GtkFontSelectionDialog
2053  * @text: the text to display in the preview area
2054  *
2055  * Sets the text displayed in the preview area.
2056  */
2057 void
2058 gtk_font_selection_dialog_set_preview_text (GtkFontSelectionDialog *fsd,
2059               const gchar            *text)
2060 {
2061   GtkFontSelectionDialogPrivate *priv;
2062
2063   g_return_if_fail (GTK_IS_FONT_SELECTION_DIALOG (fsd));
2064   g_return_if_fail (text != NULL);
2065
2066   priv = fsd->priv;
2067
2068   gtk_font_selection_set_preview_text (GTK_FONT_SELECTION (priv->fontsel), text);
2069 }