-gtk_font_selection_class_init (GtkFontSelectionClass *klass)
-{
- GObjectClass *gobject_class = G_OBJECT_CLASS (klass);
- GtkWidgetClass *widget_class = GTK_WIDGET_CLASS (klass);
-
-#if 0
- widget_class->screen_changed = gtk_font_selection_screen_changed;
- widget_class->style_updated = gtk_font_selection_style_updated;
-#endif
-
- gobject_class->finalize = gtk_font_selection_finalize;
- gobject_class->set_property = gtk_font_selection_set_property;
- gobject_class->get_property = gtk_font_selection_get_property;
-
- g_object_class_install_property (gobject_class,
- PROP_FONT_NAME,
- g_param_spec_string ("font-name",
- P_("Font name"),
- P_("The string that represents this font"),
- DEFAULT_FONT_NAME,
- GTK_PARAM_READWRITE));
- g_object_class_install_property (gobject_class,
- PROP_PREVIEW_TEXT,
- g_param_spec_string ("preview-text",
- P_("Preview text"),
- P_("The text to display in order to demonstrate the selected font"),
- pango_language_get_sample_string (NULL),
- GTK_PARAM_READWRITE));
-
- g_type_class_add_private (klass, sizeof (GtkFontSelectionPrivate));
-}
-
-static void
-gtk_font_selection_set_property (GObject *object,
- guint prop_id,
- const GValue *value,
- GParamSpec *pspec)
-{
- GtkFontSelection *fontsel;
-
- fontsel = GTK_FONT_SELECTION (object);
-
- switch (prop_id)
- {
- case PROP_FONT_NAME:
- gtk_font_selection_set_font_name (fontsel, g_value_get_string (value));
- break;
- case PROP_PREVIEW_TEXT:
- gtk_font_selection_set_preview_text (fontsel, g_value_get_string (value));
- break;
- default:
- G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
- break;
- }
-}
-
-static void
-gtk_font_selection_get_property (GObject *object,
- guint prop_id,
- GValue *value,
- GParamSpec *pspec)
-{
- GtkFontSelection *fontsel;
-
- fontsel = GTK_FONT_SELECTION (object);
-
- switch (prop_id)
- {
- case PROP_FONT_NAME:
- g_value_take_string (value, gtk_font_selection_get_font_name (fontsel));
- break;
- case PROP_PREVIEW_TEXT:
- g_value_set_string (value, gtk_font_selection_get_preview_text (fontsel));
- break;
- default:
- G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
- break;
- }
-}
-
-void
-refilter_and_focus (GtkFontSelectionPrivate *priv)
-{
- GtkTreeIter iter;
- GtkTreeView *treeview = GTK_TREE_VIEW (priv->family_face_list);
- GtkTreePath *path = gtk_tree_path_new ();
-
- gtk_tree_model_filter_refilter (GTK_TREE_MODEL_FILTER (priv->filter));
-
- if (!path)
- return;
-
- gtk_tree_view_get_cursor (treeview, &path, NULL);
-
- if (!gtk_tree_model_get_iter (GTK_TREE_MODEL (priv->filter), &iter, path))
- {
- gtk_tree_path_free (path);
- return;
- }
-
- gtk_tree_view_scroll_to_cell (treeview, path, NULL, FALSE, 0.0, 0.0);
- gtk_tree_path_free (path);
-}
-
-void
-deleted_text_cb (GtkEntryBuffer *buffer,
- guint position,
- guint n_chars,
- gpointer user_data)
-{
- GtkFontSelectionPrivate *priv = (GtkFontSelectionPrivate*)user_data;
- GtkWidget *entry = priv->search_entry;
-
- if (gtk_entry_buffer_get_length (buffer) == 0)
- {
- gtk_entry_set_icon_from_stock (GTK_ENTRY (entry),
- GTK_ENTRY_ICON_SECONDARY,
- GTK_STOCK_FIND);
- }
-
- gtk_tree_model_filter_refilter (GTK_TREE_MODEL_FILTER (priv->filter));
-}
-
-void
-inserted_text_cb (GtkEntryBuffer *buffer,
- guint position,
- gchar *chars,
- guint n_chars,
- gpointer user_data)
-{
- GtkFontSelectionPrivate *priv = (GtkFontSelectionPrivate*)user_data;
- GtkWidget *entry = priv->search_entry;
-
- if (g_strcmp0 (gtk_entry_get_icon_stock (GTK_ENTRY (entry), GTK_ENTRY_ICON_SECONDARY),
- GTK_STOCK_CLEAR))
- gtk_entry_set_icon_from_stock (GTK_ENTRY (entry),
- GTK_ENTRY_ICON_SECONDARY,
- GTK_STOCK_CLEAR);
-
-
- gtk_tree_model_filter_refilter (GTK_TREE_MODEL_FILTER (priv->filter));
-}
-
-void
-icon_press_cb (GtkEntry *entry,
- GtkEntryIconPosition pos,
- GdkEvent *event,
- gpointer user_data)
-{
- gtk_entry_buffer_delete_text (gtk_entry_get_buffer (entry), 0, -1);
-}
-
-void
-slider_change_cb (GtkAdjustment *adjustment, gpointer data)
-{
- GtkFontSelectionPrivate *priv = (GtkFontSelectionPrivate*)data;
-
- /* If we set the silder value manually, we ignore this callback */
- if (priv->ignore_slider)
- {
- priv->ignore_slider = FALSE;
- return;
- }
-
- gtk_adjustment_set_value (gtk_spin_button_get_adjustment( GTK_SPIN_BUTTON(priv->size_spin)),
- gtk_adjustment_get_value (adjustment));
-}
-
-void
-spin_change_cb (GtkAdjustment *adjustment, gpointer data)
-{
- PangoFontDescription *desc;
- GtkFontSelectionPrivate *priv = (GtkFontSelectionPrivate*)data;
-
- gdouble size = gtk_adjustment_get_value (adjustment);
-
- GtkAdjustment *slider_adj = gtk_range_get_adjustment (GTK_RANGE (priv->size_slider));
-
- /* We ignore the slider value change callback for both of this set_value call */
- priv->ignore_slider = TRUE;
- if (size < gtk_adjustment_get_lower (slider_adj))
- gtk_adjustment_set_value (slider_adj, gtk_adjustment_get_lower (slider_adj));
- else if (size > gtk_adjustment_get_upper (slider_adj))
- gtk_adjustment_set_value (slider_adj, gtk_adjustment_get_upper (slider_adj));
- else
- gtk_adjustment_set_value (slider_adj, size);
-
- priv->size = ((gint)gtk_adjustment_get_value (adjustment)) * PANGO_SCALE;
-
- desc = pango_context_get_font_description (gtk_widget_get_pango_context (priv->preview));
- pango_font_description_set_size (desc, priv->size);
- gtk_widget_override_font (priv->preview, desc);
-
- gtk_widget_queue_draw (priv->preview);
-}
-
-void
-set_range_marks (GtkFontSelectionPrivate *priv,
- GtkWidget* size_slider,
- gint* sizes,
- gint length)
-{
- GtkAdjustment *adj;
- gint i;
- gdouble value;
-
- if (length<2)
- {
- sizes = (gint*)font_sizes;
- length = FONT_SIZES_LENGTH;
- }
-
- gtk_scale_clear_marks (GTK_SCALE (size_slider));
-
- adj = gtk_range_get_adjustment(GTK_RANGE (size_slider));
-
- gtk_adjustment_set_lower (adj, (gdouble) sizes[0]);
- gtk_adjustment_set_upper (adj, (gdouble) sizes[length-1]);
-
- value = gtk_adjustment_get_value (adj);
- if (value > (gdouble) sizes[length-1])
- {
- gtk_adjustment_set_value (adj, (gdouble) sizes[length-1]);
- priv->ignore_slider = TRUE;
- }
- else if (value < (gdouble) sizes[0])
- {
- gtk_adjustment_set_value (adj, (gdouble) sizes[0]);
- priv->ignore_slider = TRUE;
- }
-
-#ifndef GTK_DISABLE_DEPRECATED
- if (!priv->_size_model)
- {
- for (i=0; i<length; i++)
- gtk_scale_add_mark (GTK_SCALE (size_slider),
- (gdouble) sizes[i],
- GTK_POS_BOTTOM, NULL);
- }
- else
- {
- GString *size_str = g_string_new (NULL);
- gtk_list_store_clear (priv->_size_model);
-
- for (i=0; i<length; i++)
- {
- GtkTreeIter iter;
-
- g_string_printf (size_str, "%d", sizes[i]);
-
- gtk_scale_add_mark (GTK_SCALE (size_slider),
- (gdouble) sizes[i],
- GTK_POS_BOTTOM, NULL);
-
- gtk_list_store_append (priv->_size_model, &iter);
- gtk_list_store_set (priv->_size_model, &iter,
- 0, sizes[i],
- 1, size_str->str,
- -1);
- }
- g_string_free (size_str, TRUE);
- }
-#else
- for (i=0; i<length; i++)
- gtk_scale_add_mark (GTK_SCALE (size_slider),
- (gdouble) sizes[i],
- GTK_POS_BOTTOM, NULL);
-#endif
-}
-
-void
-cursor_changed_cb (GtkTreeView *treeview, gpointer data)
-{
- PangoFontFamily *family;
- PangoFontFace *face;
- PangoFontDescription *desc;
-
- gint *sizes;
- gint i, n_sizes;
-
- GtkTreeIter iter;
- GtkTreePath *path = gtk_tree_path_new ();
-
- GtkFontSelection *fontsel = (GtkFontSelection*)data;
-
- gtk_tree_view_get_cursor (treeview, &path, NULL);
-
- if (!path)
- return;
-
- if (!gtk_tree_model_get_iter (GTK_TREE_MODEL (fontsel->priv->filter), &iter, path))
- {
- gtk_tree_path_free (path);
- return;
- }
-
-
- gtk_tree_model_get (GTK_TREE_MODEL (fontsel->priv->filter), &iter,
- FACE_COLUMN, &face,
- FAMILY_COLUMN, &family,
- -1);
-
- gtk_tree_view_scroll_to_cell (treeview, path, NULL, FALSE, 0.0, 0.0);
-
- gtk_tree_path_free (path);
- path = NULL;
-
- if (!face || !family)
- {
- g_object_unref (face);
- g_object_unref (family);
- return;
- }
-
- desc = pango_font_face_describe (face);
- pango_font_description_set_size (desc, fontsel->priv->size);
- gtk_widget_override_font (fontsel->priv->preview, desc);
-
- pango_font_face_list_sizes (face, &sizes, &n_sizes);
- /* It seems not many fonts actually have a sane set of sizes */
- for (i=0; i<n_sizes; i++)
- sizes[i] = sizes[i] / PANGO_SCALE;
-
- set_range_marks (fontsel->priv, fontsel->priv->size_slider, sizes, n_sizes);
-
- gtk_font_selection_ref_family (fontsel, family);
- gtk_font_selection_ref_face (fontsel, face);
-
-#ifndef GTK_DISABLE_DEPRECATED
- if (fontsel->priv->_face_model)
- update_face_model (fontsel);
-#endif
-
- /* Free resources */
- g_object_unref ((gpointer)face);
- pango_font_description_free(desc);
-}
-
-gboolean
-zoom_preview_cb (GtkWidget *scrolled_window, GdkEventScroll *event, gpointer data)
-{
- GtkFontSelectionPrivate *priv = (GtkFontSelectionPrivate*)data;
-
- GtkAdjustment *adj = gtk_spin_button_get_adjustment (GTK_SPIN_BUTTON (priv->size_spin));
-
- if (event->direction == GDK_SCROLL_UP || event->direction == GDK_SCROLL_RIGHT)
- gtk_adjustment_set_value (adj,
- gtk_adjustment_get_value (adj) +
- gtk_adjustment_get_step_increment (adj));
- else if (event->direction == GDK_SCROLL_DOWN || event->direction == GDK_SCROLL_LEFT)
- gtk_adjustment_set_value (adj,
- gtk_adjustment_get_value (adj) -
- gtk_adjustment_get_step_increment (adj));
- return TRUE;
-}
-
-static void
-gtk_font_selection_init (GtkFontSelection *fontsel)
-{
- GtkFontSelectionPrivate *priv;
- PangoFontDescription *font_desc;
- GtkWidget *scrolled_win;
- GtkWidget *alignment;
- GtkWidget *preview_and_size;
- GtkWidget *size_controls;
-
- fontsel->priv = G_TYPE_INSTANCE_GET_PRIVATE (fontsel,
- GTK_TYPE_FONT_SELECTION,
- GtkFontSelectionPrivate);
-
- priv = fontsel->priv;
-
-#ifndef GTK_DISABLE_DEPRECATED
- priv->size_list = NULL;
- priv->font_list = NULL;
- priv->face_list = NULL;
-
- priv->_size_model = NULL;
- priv->_font_model = NULL;
- priv->_face_model = NULL;
-#endif /* GTK_DISABLE_DEPRECATED */
-
- gtk_widget_push_composite_child ();
-
- /* Creating fundamental widgets for the private struct */
- priv->search_entry = gtk_entry_new ();
- priv->family_face_list = gtk_tree_view_new ();
- priv->preview = gtk_entry_new ();
- priv->size_slider = gtk_scale_new_with_range (GTK_ORIENTATION_HORIZONTAL,
- (gdouble) font_sizes[0],
- (gdouble) font_sizes[FONT_SIZES_LENGTH - 1],
- 1.0);
-
- priv->size_spin = gtk_spin_button_new_with_range (0.0, (gdouble)(G_MAXINT / PANGO_SCALE), 1.0);
-
- /** Bootstrapping widget layout **/
- gtk_box_set_spacing (GTK_BOX (fontsel), 6);
- gtk_box_pack_start (GTK_BOX (fontsel), priv->search_entry, FALSE, TRUE, 0);
-
- /* Main font family/face view */
- scrolled_win = gtk_scrolled_window_new (NULL, NULL);
- gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (scrolled_win),
- GTK_POLICY_NEVER, GTK_POLICY_AUTOMATIC);
- gtk_scrolled_window_set_shadow_type (GTK_SCROLLED_WINDOW (scrolled_win),
- GTK_SHADOW_ETCHED_IN);
- gtk_container_add (GTK_CONTAINER (scrolled_win), priv->family_face_list);
-
- /* Alignment for the preview and size controls */
-/* alignment = gtk_alignment_new (0.5, 0.5, 1.0, 1.0);
- gtk_alignment_set_padding (GTK_ALIGNMENT (alignment),
- PREVIEW_TOP_PADDING, 0, 0, 0);*/
- gtk_box_pack_start (GTK_BOX (fontsel), scrolled_win, TRUE, TRUE, 0);
-
- preview_and_size = gtk_vbox_new (TRUE, 0);
- gtk_box_set_homogeneous (GTK_BOX (preview_and_size), FALSE);
- gtk_box_set_spacing (GTK_BOX (preview_and_size), 6);
-
- /* The preview entry needs a scrolled window to make sure we have a */
- scrolled_win = gtk_scrolled_window_new (NULL, NULL);
- gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (scrolled_win),
- GTK_POLICY_NEVER, GTK_POLICY_AUTOMATIC);
- gtk_scrolled_window_set_shadow_type (GTK_SCROLLED_WINDOW (scrolled_win),
- GTK_SHADOW_ETCHED_IN);
- gtk_scrolled_window_add_with_viewport (GTK_SCROLLED_WINDOW (scrolled_win),
- priv->preview);
- gtk_box_pack_start (GTK_BOX (preview_and_size), scrolled_win, FALSE, FALSE, 0);
-
- /* Setting the size requests for various widgets */
- gtk_widget_set_size_request (GTK_WIDGET (fontsel), FONTSEL_WIDTH, FONTSEL_HEIGHT);
- gtk_widget_set_size_request (scrolled_win, -1, PREVIEW_HEIGHT);
- gtk_widget_set_size_request (priv->preview, -1, PREVIEW_HEIGHT - 6);
-
- /* Unset the frame on the preview entry */
- gtk_entry_set_has_frame (GTK_ENTRY (priv->preview), FALSE);
-
- /* Packing the slider and the spin in a hbox */
- size_controls = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 0);
- gtk_scale_set_draw_value (GTK_SCALE (priv->size_slider), FALSE);
- gtk_box_set_spacing (GTK_BOX (size_controls), 6);
- gtk_box_pack_start (GTK_BOX (size_controls), priv->size_slider, TRUE, TRUE, 0);
- gtk_box_pack_start (GTK_BOX (size_controls), priv->size_spin, FALSE, TRUE, 0);
-
- gtk_widget_set_valign (priv->size_spin, GTK_ALIGN_START);
-
- gtk_box_pack_start (GTK_BOX (preview_and_size), size_controls, FALSE, FALSE, 0);
-// gtk_container_add (GTK_CONTAINER (alignment), preview_and_size);
-
- gtk_box_pack_start (GTK_BOX (fontsel), GTK_WIDGET(preview_and_size), FALSE, TRUE, 0);
-
- /* Getting the default size */
- font_desc = pango_context_get_font_description (gtk_widget_get_pango_context (GTK_WIDGET (fontsel)));
- priv->size = pango_font_description_get_size (font_desc);
- priv->face = NULL;
- priv->family = NULL;
-
- gtk_adjustment_set_value (gtk_range_get_adjustment (GTK_RANGE (priv->size_slider)),
- (gdouble)(priv->size / PANGO_SCALE));
- gtk_adjustment_set_value (gtk_spin_button_get_adjustment (GTK_SPIN_BUTTON (priv->size_spin)),
- (gdouble)(priv->size / PANGO_SCALE));
-
- gtk_widget_show_all (GTK_WIDGET (fontsel));
- gtk_widget_hide (GTK_WIDGET (fontsel));
-
- /* Treeview column and model bootstrapping */
- gtk_font_selection_bootstrap_fontlist (fontsel);
-
- /* Set default preview text */
- gtk_entry_set_text (GTK_ENTRY (priv->preview),
- pango_language_get_sample_string (NULL));
-
- /* Set search icon and place holder text */
- gtk_entry_set_icon_from_stock (GTK_ENTRY (priv->search_entry),
- GTK_ENTRY_ICON_SECONDARY,
- GTK_STOCK_FIND);
- gtk_entry_set_placeholder_text (GTK_ENTRY (priv->search_entry), _("Search font name"));
-
- /** Callback connections **/
- /* Connect to callback for the live search text entry */
- g_signal_connect (G_OBJECT (gtk_entry_get_buffer (GTK_ENTRY (priv->search_entry))),
- "deleted-text", G_CALLBACK (deleted_text_cb), priv);
- g_signal_connect (G_OBJECT (gtk_entry_get_buffer (GTK_ENTRY (priv->search_entry))),
- "inserted-text", G_CALLBACK (inserted_text_cb), priv);
- g_signal_connect (G_OBJECT (priv->search_entry),
- "icon-press", G_CALLBACK (icon_press_cb), priv);
-
- /* Size controls callbacks */
- g_signal_connect (G_OBJECT (gtk_range_get_adjustment (GTK_RANGE (priv->size_slider))),
- "value-changed", G_CALLBACK (slider_change_cb), priv);
- g_signal_connect (G_OBJECT (gtk_spin_button_get_adjustment (GTK_SPIN_BUTTON (priv->size_spin))),
- "value-changed", G_CALLBACK (spin_change_cb), priv);
- priv->ignore_slider = FALSE;
-
- /* Font selection callback */
- g_signal_connect (G_OBJECT (priv->family_face_list), "cursor-changed",
- G_CALLBACK (cursor_changed_cb), fontsel);
-
- /* Zoom on preview scroll*/
- g_signal_connect (G_OBJECT (scrolled_win), "scroll-event",
- G_CALLBACK (zoom_preview_cb), priv);
-
- g_signal_connect (G_OBJECT (priv->size_slider), "scroll-event",
- G_CALLBACK (zoom_preview_cb), priv);
-
- set_range_marks (priv, priv->size_slider, (gint*)font_sizes, FONT_SIZES_LENGTH);
-
- /* Set default focus */
- gtk_widget_pop_composite_child();