* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
- * License along with this library; if not, write to the
- * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
- * Boston, MA 02111-1307, USA.
+ * License along with this library. If not, see <http://www.gnu.org/licenses/>.
*/
#include "config.h"
#include <atk/atk.h>
#include "gtkfontchooserwidget.h"
-#include "gtkfontchooser.h"
-#include "gtkfontchooserutils.h"
+
+#include "gtkadjustment.h"
+#include "gtkbuildable.h"
+#include "gtkbox.h"
#include "gtkcellrenderertext.h"
#include "gtkentry.h"
-#include "gtkframe.h"
-#include "gtkbbox.h"
-#include "gtkbox.h"
+#include "gtksearchentry.h"
+#include "gtkgrid.h"
+#include "gtkfontchooser.h"
+#include "gtkfontchooserutils.h"
+#include "gtkintl.h"
#include "gtklabel.h"
#include "gtkliststore.h"
-#include "gtkstock.h"
-#include "gtktextview.h"
-#include "gtktreeselection.h"
-#include "gtktreeview.h"
-#include "gtkscrolledwindow.h"
-#include "gtkintl.h"
-#include "gtkaccessible.h"
-#include "gtkbuildable.h"
+#include "gtknotebook.h"
#include "gtkprivate.h"
#include "gtkscale.h"
+#include "gtkscrolledwindow.h"
#include "gtkspinbutton.h"
-#include "gtknotebook.h"
+#include "gtktextview.h"
+#include "gtktreeselection.h"
+#include "gtktreeview.h"
#include "gtkwidget.h"
-#include "gtkgrid.h"
/**
- * SECTION:gtkfontchooser
+ * SECTION:gtkfontchooserwidget
* @Short_description: A widget for selecting fonts
* @Title: GtkFontChooserWidget
* @See_also: #GtkFontChooserDialog
{
GtkWidget *search_entry;
GtkWidget *family_face_list;
+ GtkCellRenderer *family_face_cell;
GtkWidget *list_scrolled_window;
GtkWidget *empty_list;
GtkWidget *list_notebook;
- GtkListStore *model;
+ GtkTreeModel *model;
GtkTreeModel *filter_model;
GtkWidget *preview;
GtkWidget *size_slider;
PangoFontDescription *font_desc;
- PangoFontFace *face;
- PangoFontFamily *family;
-
+ GtkTreeIter font_iter; /* invalid if font not available or pointer into model
+ (not filter_model) to the row containing font */
GtkFontFilterFunc filter_func;
gpointer filter_data;
GDestroyNotify filter_data_destroy;
#define FONT_STYLE_LIST_WIDTH 170
#define FONT_SIZE_LIST_WIDTH 60
-#define ROW_FORMAT_STRING "<span weight=\"bold\" size=\"small\">%s</span>\n<span size=\"x-large\" font_desc=\"%s\">%s</span>"
-
#define NO_FONT_MATCHED_SEARCH N_("No fonts matched your search. You can revise your search and try again.")
-/* These are what we use as the standard font sizes, for the size list.
- */
-static const gint font_sizes[] = {
- 6, 8, 9, 10, 11, 12, 13, 14, 16, 20, 24, 36, 48, 72
-};
-
enum {
FAMILY_COLUMN,
FACE_COLUMN,
FONT_DESC_COLUMN,
- PREVIEW_TEXT_COLUMN,
PREVIEW_TITLE_COLUMN
};
static void gtk_font_chooser_widget_bootstrap_fontlist (GtkFontChooserWidget *fontchooser);
-static void gtk_font_chooser_widget_select_font (GtkFontChooserWidget *fontchooser);
+static gboolean gtk_font_chooser_widget_find_font (GtkFontChooserWidget *fontchooser,
+ const PangoFontDescription *font_desc,
+ GtkTreeIter *iter);
+static void gtk_font_chooser_widget_ensure_selection (GtkFontChooserWidget *fontchooser);
static gchar *gtk_font_chooser_widget_get_font (GtkFontChooserWidget *fontchooser);
static void gtk_font_chooser_widget_set_font (GtkFontChooserWidget *fontchooser,
const gchar *fontname);
static PangoFontDescription *gtk_font_chooser_widget_get_font_desc (GtkFontChooserWidget *fontchooser);
+static void gtk_font_chooser_widget_merge_font_desc(GtkFontChooserWidget *fontchooser,
+ PangoFontDescription *font_desc,
+ GtkTreeIter *iter);
static void gtk_font_chooser_widget_take_font_desc (GtkFontChooserWidget *fontchooser,
PangoFontDescription *font_desc);
}
static void
-text_changed_cb (GtkEntry *entry,
- GParamSpec *pspec,
- GtkFontChooserWidget *fc)
+gtk_font_chooser_widget_refilter_font_list (GtkFontChooserWidget *fontchooser)
{
- GtkFontChooserWidgetPrivate *priv = fc->priv;
- const gchar *text;
-
- text = gtk_entry_get_text (entry);
-
- if (text == NULL || text[0] == '\0')
- {
- GIcon *icon;
-
- icon = g_themed_icon_new_with_default_fallbacks ("edit-find-symbolic");
- g_object_set (G_OBJECT (priv->search_entry),
- "secondary-icon-gicon", icon,
- "secondary-icon-activatable", FALSE,
- "secondary-icon-sensitive", FALSE,
- NULL);
- g_object_unref (icon);
- }
- else
- {
- if (!gtk_entry_get_icon_activatable (GTK_ENTRY (priv->search_entry), GTK_ENTRY_ICON_SECONDARY))
- {
- GIcon *icon;
-
- icon = g_themed_icon_new_with_default_fallbacks ("edit-clear-symbolic");
- g_object_set (G_OBJECT (priv->search_entry),
- "secondary-icon-gicon", icon,
- "secondary-icon-activatable", TRUE,
- "secondary-icon-sensitive", TRUE,
- NULL);
- g_object_unref (icon);
- }
- }
-
- gtk_tree_model_filter_refilter (GTK_TREE_MODEL_FILTER (priv->filter_model));
+ gtk_tree_model_filter_refilter (GTK_TREE_MODEL_FILTER (fontchooser->priv->filter_model));
+ gtk_font_chooser_widget_ensure_selection (fontchooser);
}
static void
-icon_press_cb (GtkEntry *entry,
- GtkEntryIconPosition pos,
- GdkEvent *event,
- gpointer user_data)
+text_changed_cb (GtkEntry *entry,
+ GParamSpec *pspec,
+ GtkFontChooserWidget *fc)
{
- gtk_entry_set_text (entry, "");
+ gtk_font_chooser_widget_refilter_font_list (fc);
}
static void
}
static void
-set_range_marks (GtkFontChooserWidgetPrivate *priv,
- GtkWidget *size_slider,
- gint *sizes,
- gint length)
+gtk_font_chooser_widget_update_marks (GtkFontChooserWidget *fontchooser)
{
+ GtkFontChooserWidgetPrivate *priv = fontchooser->priv;
GtkAdjustment *adj;
- gint i;
- gdouble value;
+ const int *sizes;
+ gint *font_sizes;
+ gint i, n_sizes;
- if (length < 2)
+ if (gtk_list_store_iter_is_valid (GTK_LIST_STORE (priv->model), &priv->font_iter))
{
- sizes = (gint*)font_sizes;
- length = G_N_ELEMENTS (font_sizes);
+ PangoFontFace *face;
+
+ gtk_tree_model_get (priv->model, &priv->font_iter,
+ FACE_COLUMN, &face,
+ -1);
+
+ pango_font_face_list_sizes (face, &font_sizes, &n_sizes);
+
+ /* It seems not many fonts actually have a sane set of sizes */
+ for (i = 0; i < n_sizes; i++)
+ font_sizes[i] = font_sizes[i] / PANGO_SCALE;
+
+ g_object_unref (face);
+ }
+ else
+ {
+ font_sizes = NULL;
+ n_sizes = 0;
}
- gtk_scale_clear_marks (GTK_SCALE (size_slider));
+ if (n_sizes < 2)
+ {
+ static const gint fallback_sizes[] = {
+ 6, 8, 9, 10, 11, 12, 13, 14, 16, 20, 24, 36, 48, 72
+ };
- adj = gtk_range_get_adjustment(GTK_RANGE (size_slider));
+ sizes = fallback_sizes;
+ n_sizes = G_N_ELEMENTS (fallback_sizes);
+ }
+ else
+ {
+ sizes = font_sizes;
+ }
+
+ gtk_scale_clear_marks (GTK_SCALE (priv->size_slider));
- gtk_adjustment_set_lower (adj, (gdouble) sizes[0]);
- gtk_adjustment_set_upper (adj, (gdouble) sizes[length-1]);
+ adj = gtk_range_get_adjustment(GTK_RANGE (priv->size_slider));
- value = gtk_adjustment_get_value (adj);
- if (value > (gdouble) sizes[length-1])
- gtk_adjustment_set_value (adj, (gdouble) sizes[length-1]);
- else if (value < (gdouble) sizes[0])
- gtk_adjustment_set_value (adj, (gdouble) sizes[0]);
+ /* ensure clamping doesn't callback into font resizing code */
+ g_signal_handlers_block_by_func (adj, size_change_cb, fontchooser);
+ gtk_adjustment_configure (adj,
+ gtk_adjustment_get_value (adj),
+ sizes[0],
+ sizes[n_sizes - 1],
+ gtk_adjustment_get_step_increment (adj),
+ gtk_adjustment_get_page_increment (adj),
+ gtk_adjustment_get_page_size (adj));
+ g_signal_handlers_unblock_by_func (adj, size_change_cb, fontchooser);
+
+ for (i = 0; i < n_sizes; i++)
+ {
+ gtk_scale_add_mark (GTK_SCALE (priv->size_slider),
+ sizes[i],
+ GTK_POS_BOTTOM, NULL);
+ }
- for (i = 0; i < length; i++)
- gtk_scale_add_mark (GTK_SCALE (size_slider),
- (gdouble) sizes[i],
- GTK_POS_BOTTOM, NULL);
+ g_free (font_sizes);
}
static void
g_free (fontname);
}
+static PangoFontDescription *
+tree_model_get_font_description (GtkTreeModel *model,
+ GtkTreeIter *iter)
+{
+ PangoFontDescription *desc;
+ PangoFontFace *face;
+ GtkTreeIter child_iter;
+
+ gtk_tree_model_get (model, iter,
+ FONT_DESC_COLUMN, &desc,
+ -1);
+ if (desc != NULL)
+ return desc;
+
+ gtk_tree_model_get (model, iter,
+ FACE_COLUMN, &face,
+ -1);
+ desc = pango_font_face_describe (face);
+ g_object_unref (face);
+
+ if (GTK_IS_TREE_MODEL_FILTER (model))
+ {
+ gtk_tree_model_filter_convert_iter_to_child_iter (GTK_TREE_MODEL_FILTER (model),
+ &child_iter,
+ iter);
+ iter = &child_iter;
+ model = gtk_tree_model_filter_get_model (GTK_TREE_MODEL_FILTER (model));
+ }
+
+ gtk_list_store_set (GTK_LIST_STORE (model), iter,
+ FONT_DESC_COLUMN, desc,
+ -1);
+
+ return desc;
+}
+
static void
cursor_changed_cb (GtkTreeView *treeview,
gpointer user_data)
{
- GtkFontChooserWidget *fontchooser = (GtkFontChooserWidget*)user_data;
+ GtkFontChooserWidget *fontchooser = user_data;
GtkFontChooserWidgetPrivate *priv = fontchooser->priv;
-
- PangoFontFamily *family;
- PangoFontFace *face;
PangoFontDescription *desc;
-
- gint *sizes;
- gint i, n_sizes;
-
- GtkTreeIter iter;
- GtkTreePath *path = gtk_tree_path_new ();
+ GtkTreeIter filter_iter, iter;
+ GtkTreePath *path = NULL;
gtk_tree_view_get_cursor (treeview, &path, NULL);
if (!path)
return;
- if (!gtk_tree_model_get_iter (GTK_TREE_MODEL (priv->filter_model), &iter, path))
+ if (!gtk_tree_model_get_iter (priv->filter_model, &filter_iter, path))
{
gtk_tree_path_free (path);
return;
}
- gtk_tree_model_get (GTK_TREE_MODEL (priv->filter_model), &iter,
- FACE_COLUMN, &face,
- FAMILY_COLUMN, &family,
- -1);
-
gtk_tree_path_free (path);
- path = NULL;
-
- desc = pango_font_face_describe (face);
- pango_font_description_set_size (desc, pango_font_description_get_size (priv->font_desc));
- gtk_widget_override_font (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 (priv, priv->size_slider, sizes, n_sizes);
- if (priv->family)
- g_object_unref (priv->family);
- priv->family = family;
+ gtk_tree_model_filter_convert_iter_to_child_iter (GTK_TREE_MODEL_FILTER (priv->filter_model),
+ &iter,
+ &filter_iter);
+ desc = tree_model_get_font_description (priv->model, &iter);
- if (priv->face)
- g_object_unref (priv->face);
- priv->face = face;
-
- if (priv->font_desc)
- pango_font_description_free (priv->font_desc);
- priv->font_desc = desc;
-
- g_object_notify (G_OBJECT (fontchooser), "font");
- g_object_notify (G_OBJECT (fontchooser), "font-desc");
+ gtk_font_chooser_widget_merge_font_desc (fontchooser, desc, &iter);
}
static gboolean
GdkEventScroll *event,
gpointer user_data)
{
- GtkFontChooserWidget *fc = (GtkFontChooserWidget*)user_data;
- GtkFontChooserWidgetPrivate *priv = fc->priv;
-
+ GtkFontChooserWidget *fc = user_data;
+ GtkFontChooserWidgetPrivate *priv = fc->priv;
GtkAdjustment *adj = gtk_spin_button_get_adjustment (GTK_SPIN_BUTTON (priv->size_spin));
if (event->direction == GDK_SCROLL_UP || event->direction == GDK_SCROLL_RIGHT)
GtkTreeIter *iter,
gpointer user_data)
{
- GtkFontChooserWidget *fontchooser = (GtkFontChooserWidget*)user_data;
- GtkFontChooserWidgetPrivate *priv = fontchooser->priv;
+ GtkFontChooserWidget *fontchooser = user_data;
+ GtkFontChooserWidgetPrivate *priv = fontchooser->priv;
gtk_notebook_set_current_page (GTK_NOTEBOOK (priv->list_notebook), 0);
}
GtkTreePath *path,
gpointer user_data)
{
- GtkFontChooserWidget *fontchooser = (GtkFontChooserWidget*)user_data;
- GtkFontChooserWidgetPrivate *priv = fontchooser->priv;
+ GtkFontChooserWidget *fontchooser = user_data;
+ GtkFontChooserWidgetPrivate *priv = fontchooser->priv;
if (gtk_tree_model_iter_n_children (model, NULL) == 0)
gtk_notebook_set_current_page (GTK_NOTEBOOK (priv->list_notebook), 1);
static void
gtk_font_chooser_widget_init (GtkFontChooserWidget *fontchooser)
{
- GIcon *icon;
- GtkFontChooserWidgetPrivate *priv;
- GtkWidget *scrolled_win;
- GtkWidget *grid;
+ GtkFontChooserWidgetPrivate *priv;
+ GtkWidget *scrolled_win;
+ GtkWidget *grid;
fontchooser->priv = G_TYPE_INSTANCE_GET_PRIVATE (fontchooser,
GTK_TYPE_FONT_CHOOSER_WIDGET,
gtk_widget_push_composite_child ();
/* Creating fundamental widgets for the private struct */
- priv->search_entry = gtk_entry_new ();
+ priv->search_entry = gtk_search_entry_new ();
priv->family_face_list = gtk_tree_view_new ();
+ gtk_tree_view_set_enable_search (GTK_TREE_VIEW (priv->family_face_list), FALSE);
priv->preview = gtk_entry_new ();
priv->size_slider = gtk_scale_new_with_range (GTK_ORIENTATION_HORIZONTAL,
- (gdouble) font_sizes[0],
- (gdouble) font_sizes[G_N_ELEMENTS (font_sizes) - 1],
+ 0.0,
+ (gdouble)(G_MAXINT / PANGO_SCALE),
1.0);
priv->size_spin = gtk_spin_button_new_with_range (0.0, (gdouble)(G_MAXINT / PANGO_SCALE), 1.0);
gtk_entry_set_text (GTK_ENTRY (priv->preview),
pango_language_get_sample_string (NULL));
- /* Set search icon and place holder text */
- icon = g_themed_icon_new_with_default_fallbacks ("edit-find-symbolic");
- g_object_set (G_OBJECT (priv->search_entry),
- "secondary-icon-gicon", icon,
- "secondary-icon-activatable", FALSE,
- "secondary-icon-sensitive", FALSE,
- NULL);
- g_object_unref (icon);
-
gtk_entry_set_placeholder_text (GTK_ENTRY (priv->search_entry), _("Search font name"));
- /** Callback connections **/
+ /* Callback connections */
g_signal_connect (priv->search_entry, "notify::text",
G_CALLBACK (text_changed_cb), fontchooser);
- g_signal_connect (priv->search_entry,
- "icon-press", G_CALLBACK (icon_press_cb), NULL);
g_signal_connect (gtk_range_get_adjustment (GTK_RANGE (priv->size_slider)),
"value-changed", G_CALLBACK (size_change_cb), fontchooser);
g_signal_connect (priv->size_slider, "scroll-event",
G_CALLBACK (zoom_preview_cb), fontchooser);
- set_range_marks (priv, priv->size_slider, (gint*)font_sizes, G_N_ELEMENTS (font_sizes));
-
/* Font list empty hides the scrolledwindow */
g_signal_connect (G_OBJECT (priv->filter_model), "row-deleted",
G_CALLBACK (row_deleted_cb), fontchooser);
}
static void
-populate_list (GtkFontChooserWidget *fontchooser,
- GtkTreeView *treeview,
- GtkListStore *model)
+gtk_font_chooser_widget_load_fonts (GtkFontChooserWidget *fontchooser)
{
GtkFontChooserWidgetPrivate *priv = fontchooser->priv;
+ GtkListStore *list_store;
gint n_families, i;
PangoFontFamily **families;
- gchar *tmp;
gchar *family_and_face;
- pango_context_list_families (gtk_widget_get_pango_context (GTK_WIDGET (treeview)),
+ list_store = GTK_LIST_STORE (priv->model);
+
+ pango_context_list_families (gtk_widget_get_pango_context (GTK_WIDGET (fontchooser)),
&families,
&n_families);
qsort (families, n_families, sizeof (PangoFontFamily *), cmp_families);
- gtk_list_store_clear (model);
+ gtk_list_store_clear (list_store);
/* Iterate over families and faces */
for (i = 0; i < n_families; i++)
for (j = 0; j < n_faces; j++)
{
- PangoFontDescription *pango_desc;
const gchar *face_name;
- gchar *font_desc;
- pango_desc = pango_font_face_describe (faces[j]);
face_name = pango_font_face_get_face_name (faces[j]);
- font_desc = pango_font_description_to_string (pango_desc);
family_and_face = g_strconcat (fam_name, " ", face_name, NULL);
- tmp = g_markup_printf_escaped (ROW_FORMAT_STRING,
- family_and_face,
- font_desc,
- fontchooser->priv->preview_text);
- gtk_list_store_insert_with_values (model, &iter, -1,
+ gtk_list_store_insert_with_values (list_store, &iter, -1,
FAMILY_COLUMN, families[i],
FACE_COLUMN, faces[j],
- FONT_DESC_COLUMN, pango_desc,
PREVIEW_TITLE_COLUMN, family_and_face,
- PREVIEW_TEXT_COLUMN, tmp,
-1);
- pango_font_description_free (pango_desc);
g_free (family_and_face);
- g_free (tmp);
- g_free (font_desc);
}
g_free (faces);
}
g_free (families);
+
+ /* now make sure the font list looks right */
+ if (!gtk_font_chooser_widget_find_font (fontchooser,
+ priv->font_desc,
+ &priv->font_iter))
+ memset (&priv->font_iter, 0, sizeof (GtkTreeIter));
+
+ gtk_font_chooser_widget_ensure_selection (fontchooser);
}
static gboolean
return result;
}
+/* in pango units */
+static int
+gtk_font_chooser_widget_get_preview_text_height (GtkFontChooserWidget *fontchooser)
+{
+ GtkWidget *treeview = fontchooser->priv->family_face_list;
+ double dpi, font_size;
+
+ dpi = gdk_screen_get_resolution (gtk_widget_get_screen (treeview));
+ gtk_style_context_get (gtk_widget_get_style_context (treeview),
+ gtk_widget_get_state_flags (treeview),
+ "font-size", &font_size,
+ NULL);
+
+ return (dpi < 0.0 ? 96.0 : dpi) / 72.0 * PANGO_SCALE_X_LARGE * font_size * PANGO_SCALE;
+}
+
+static PangoAttrList *
+gtk_font_chooser_widget_get_preview_attributes (GtkFontChooserWidget *fontchooser,
+ const PangoFontDescription *font_desc,
+ gsize first_line_len)
+{
+ PangoAttribute *attribute;
+ PangoAttrList *attrs;
+
+ attrs = pango_attr_list_new ();
+
+ attribute = pango_attr_weight_new (PANGO_WEIGHT_BOLD);
+ attribute->end_index = first_line_len;
+ pango_attr_list_insert (attrs, attribute);
+
+ attribute = pango_attr_scale_new (PANGO_SCALE_SMALL);
+ attribute->end_index = first_line_len;
+ pango_attr_list_insert (attrs, attribute);
+
+ if (font_desc)
+ {
+ attribute = pango_attr_font_desc_new (font_desc);
+ attribute->start_index = first_line_len;
+ pango_attr_list_insert (attrs, attribute);
+ }
+
+ attribute = pango_attr_fallback_new (FALSE);
+ attribute->start_index = first_line_len;
+ pango_attr_list_insert (attrs, attribute);
+
+ attribute = pango_attr_size_new_absolute (gtk_font_chooser_widget_get_preview_text_height (fontchooser));
+ attribute->start_index = first_line_len;
+ pango_attr_list_insert (attrs, attribute);
+
+ return attrs;
+}
+
+static void
+gtk_font_chooser_widget_cell_data_func (GtkTreeViewColumn *column,
+ GtkCellRenderer *cell,
+ GtkTreeModel *tree_model,
+ GtkTreeIter *iter,
+ gpointer user_data)
+{
+ GtkFontChooserWidget *fontchooser = user_data;
+ PangoFontDescription *font_desc;
+ PangoAttrList *attrs;
+ char *to_string, *text;
+ gsize first_line_len;
+
+ font_desc = tree_model_get_font_description (tree_model, iter);
+
+ to_string = pango_font_description_to_string (font_desc);
+
+ text = g_strconcat (to_string, "\n", fontchooser->priv->preview_text, NULL);
+ first_line_len = strlen (to_string) + 1;
+
+ attrs = gtk_font_chooser_widget_get_preview_attributes (fontchooser,
+ font_desc,
+ first_line_len);
+
+ g_object_set (cell,
+ "attributes", attrs,
+ "text", text,
+ NULL);
+
+ pango_font_description_free (font_desc);
+ pango_attr_list_unref (attrs);
+ g_free (to_string);
+ g_free (text);
+}
+
+static void
+gtk_font_chooser_widget_set_cell_size (GtkFontChooserWidget *fontchooser)
+{
+ GtkFontChooserWidgetPrivate *priv = fontchooser->priv;
+ PangoAttrList *attrs;
+ GtkRequisition size;
+
+ gtk_cell_renderer_set_fixed_size (priv->family_face_cell, -1, -1);
+
+ attrs = gtk_font_chooser_widget_get_preview_attributes (fontchooser,
+ NULL,
+ 1);
+
+ g_object_set (priv->family_face_cell,
+ "attributes", attrs,
+ "text", "x\nx",
+ NULL);
+
+ pango_attr_list_unref (attrs);
+
+ gtk_cell_renderer_get_preferred_size (priv->family_face_cell,
+ priv->family_face_list,
+ &size,
+ NULL);
+ gtk_cell_renderer_set_fixed_size (priv->family_face_cell, size.width, size.height);
+}
+
static void
gtk_font_chooser_widget_bootstrap_fontlist (GtkFontChooserWidget *fontchooser)
{
GtkFontChooserWidgetPrivate *priv = fontchooser->priv;
- GtkTreeView *treeview = GTK_TREE_VIEW (priv->family_face_list);
- GtkCellRenderer *cell;
+ GtkTreeView *treeview = GTK_TREE_VIEW (priv->family_face_list);
GtkTreeViewColumn *col;
- priv->model = gtk_list_store_new (5,
- PANGO_TYPE_FONT_FAMILY,
- PANGO_TYPE_FONT_FACE,
- PANGO_TYPE_FONT_DESCRIPTION,
- G_TYPE_STRING,
- G_TYPE_STRING);
+ g_signal_connect_data (priv->family_face_list,
+ "style-updated",
+ G_CALLBACK (gtk_font_chooser_widget_set_cell_size),
+ fontchooser,
+ NULL,
+ G_CONNECT_AFTER | G_CONNECT_SWAPPED);
- priv->filter_model = gtk_tree_model_filter_new (GTK_TREE_MODEL (priv->model), NULL);
+ priv->model = GTK_TREE_MODEL (gtk_list_store_new (4,
+ PANGO_TYPE_FONT_FAMILY,
+ PANGO_TYPE_FONT_FACE,
+ PANGO_TYPE_FONT_DESCRIPTION,
+ G_TYPE_STRING));
+
+ priv->filter_model = gtk_tree_model_filter_new (priv->model, NULL);
g_object_unref (priv->model);
gtk_tree_model_filter_set_visible_func (GTK_TREE_MODEL_FILTER (priv->filter_model),
visible_func, (gpointer)priv, NULL);
- gtk_tree_view_set_model (treeview, GTK_TREE_MODEL (priv->filter_model));
+ gtk_tree_view_set_model (treeview, priv->filter_model);
g_object_unref (priv->filter_model);
gtk_tree_view_set_rules_hint (treeview, TRUE);
gtk_tree_view_set_headers_visible (treeview, FALSE);
+ gtk_tree_view_set_fixed_height_mode (treeview, TRUE);
- cell = gtk_cell_renderer_text_new ();
- col = gtk_tree_view_column_new_with_attributes (_("Font Family"),
- cell,
- "markup", PREVIEW_TEXT_COLUMN,
- NULL);
+ priv->family_face_cell = gtk_cell_renderer_text_new ();
+ g_object_set (priv->family_face_cell, "ellipsize", PANGO_ELLIPSIZE_END, NULL);
- g_object_set (cell, "ellipsize", PANGO_ELLIPSIZE_END, NULL);
+ col = gtk_tree_view_column_new ();
+ gtk_tree_view_column_set_title (col, _("Font Family"));
+ gtk_tree_view_column_set_sizing (col, GTK_TREE_VIEW_COLUMN_FIXED);
+ gtk_tree_view_column_pack_start (col, priv->family_face_cell, TRUE);
+ gtk_tree_view_column_set_cell_data_func (col,
+ priv->family_face_cell,
+ gtk_font_chooser_widget_cell_data_func,
+ fontchooser,
+ NULL);
gtk_tree_view_append_column (treeview, col);
- populate_list (fontchooser, treeview, priv->model);
+ gtk_font_chooser_widget_load_fonts (fontchooser);
+
+ gtk_font_chooser_widget_set_cell_size (fontchooser);
}
static void
if (priv->font_desc)
pango_font_description_free (priv->font_desc);
- if (priv->family)
- g_object_unref (priv->family);
-
- if (priv->face)
- g_object_unref (priv->face);
-
if (priv->filter_data_destroy)
priv->filter_data_destroy (priv->filter_data);
G_OBJECT_CLASS (gtk_font_chooser_widget_parent_class)->finalize (object);
}
+static gboolean
+my_pango_font_family_equal (const char *familya,
+ const char *familyb)
+{
+ return g_ascii_strcasecmp (familya, familyb) == 0;
+}
+
static gboolean
gtk_font_chooser_widget_find_font (GtkFontChooserWidget *fontchooser,
const PangoFontDescription *font_desc,
/* out arguments */
- GtkTreeIter *iter,
- PangoFontFamily **family,
- PangoFontFace **face)
+ GtkTreeIter *iter)
{
GtkFontChooserWidgetPrivate *priv = fontchooser->priv;
PangoFontDescription *desc;
+ PangoFontFamily *family;
gboolean valid;
- for (valid = gtk_tree_model_get_iter_first (GTK_TREE_MODEL (priv->model), iter);
+ if (pango_font_description_get_family (font_desc) == NULL)
+ return FALSE;
+
+ for (valid = gtk_tree_model_get_iter_first (priv->model, iter);
valid;
- valid = gtk_tree_model_iter_next (GTK_TREE_MODEL (priv->model), iter))
+ valid = gtk_tree_model_iter_next (priv->model, iter))
{
- gtk_tree_model_get (GTK_TREE_MODEL (priv->model), iter,
- FACE_COLUMN, face,
- FAMILY_COLUMN, family,
- FONT_DESC_COLUMN, &desc,
+ gtk_tree_model_get (priv->model, iter,
+ FAMILY_COLUMN, &family,
-1);
+ if (!my_pango_font_family_equal (pango_font_description_get_family (font_desc),
+ pango_font_family_get_name (family)))
+ continue;
+
+ desc = tree_model_get_font_description (priv->model, iter);
+
pango_font_description_merge_static (desc, font_desc, FALSE);
if (pango_font_description_equal (desc, font_desc))
break;
- g_object_unref (face);
- g_object_unref (family);
pango_font_description_free (desc);
}
GdkScreen *previous_screen)
{
GtkFontChooserWidget *fontchooser = GTK_FONT_CHOOSER_WIDGET (widget);
- GtkFontChooserWidgetPrivate *priv = fontchooser->priv;
if (GTK_WIDGET_CLASS (gtk_font_chooser_widget_parent_class)->screen_changed)
GTK_WIDGET_CLASS (gtk_font_chooser_widget_parent_class)->screen_changed (widget, previous_screen);
if (previous_screen == gtk_widget_get_screen (widget))
return;
- populate_list (fontchooser,
- GTK_TREE_VIEW (priv->family_face_list),
- priv->model);
-
- gtk_font_chooser_widget_select_font (fontchooser);
+ gtk_font_chooser_widget_load_fonts (fontchooser);
}
static PangoFontFamily *
gtk_font_chooser_widget_get_family (GtkFontChooser *chooser)
{
GtkFontChooserWidget *fontchooser = GTK_FONT_CHOOSER_WIDGET (chooser);
+ GtkFontChooserWidgetPrivate *priv = fontchooser->priv;
+ PangoFontFamily *family;
+
+ if (!gtk_list_store_iter_is_valid (GTK_LIST_STORE (priv->model), &priv->font_iter))
+ return NULL;
- return fontchooser->priv->family;
+ gtk_tree_model_get (priv->model, &priv->font_iter,
+ FAMILY_COLUMN, &family,
+ -1);
+ g_object_unref (family);
+
+ return family;
}
static PangoFontFace *
gtk_font_chooser_widget_get_face (GtkFontChooser *chooser)
{
GtkFontChooserWidget *fontchooser = GTK_FONT_CHOOSER_WIDGET (chooser);
+ GtkFontChooserWidgetPrivate *priv = fontchooser->priv;
+ PangoFontFace *face;
- return fontchooser->priv->face;
+ if (!gtk_list_store_iter_is_valid (GTK_LIST_STORE (priv->model), &priv->font_iter))
+ return NULL;
+
+ gtk_tree_model_get (priv->model, &priv->font_iter,
+ FACE_COLUMN, &face,
+ -1);
+ g_object_unref (face);
+
+ return face;
}
static gint
}
static void
-gtk_font_chooser_widget_take_font_desc (GtkFontChooserWidget *fontchooser,
- PangoFontDescription *font_desc)
+gtk_font_chooser_widget_ensure_selection (GtkFontChooserWidget *fontchooser)
+{
+ GtkFontChooserWidgetPrivate *priv = fontchooser->priv;
+ GtkTreeSelection *selection;
+ GtkTreeIter filter_iter;
+
+ selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (priv->family_face_list));
+
+ if (gtk_list_store_iter_is_valid (GTK_LIST_STORE (priv->model), &priv->font_iter) &&
+ gtk_tree_model_filter_convert_child_iter_to_iter (GTK_TREE_MODEL_FILTER (priv->filter_model),
+ &filter_iter,
+ &priv->font_iter))
+ {
+ GtkTreePath *path = gtk_tree_model_get_path (GTK_TREE_MODEL (priv->filter_model),
+ &filter_iter);
+
+ gtk_tree_selection_select_iter (selection, &filter_iter);
+ gtk_tree_view_scroll_to_cell (GTK_TREE_VIEW (priv->family_face_list),
+ path, NULL, FALSE, 0.0, 0.0);
+ gtk_tree_path_free (path);
+ }
+ else
+ {
+ gtk_tree_selection_unselect_all (selection);
+ }
+}
+
+static void
+gtk_font_chooser_widget_merge_font_desc (GtkFontChooserWidget *fontchooser,
+ PangoFontDescription *font_desc,
+ GtkTreeIter *iter)
{
GtkFontChooserWidgetPrivate *priv = fontchooser->priv;
PangoFontMask mask;
- if (font_desc && priv->font_desc &&
- pango_font_description_equal (font_desc, priv->font_desc))
+ g_assert (font_desc != NULL);
+ /* iter may be NULL if the font doesn't exist on the list */
+
+ mask = pango_font_description_get_set_fields (font_desc);
+
+ /* sucky test, because we can't restrict the comparison to
+ * only the parts that actually do get merged */
+ if (pango_font_description_equal (font_desc, priv->font_desc))
{
pango_font_description_free (font_desc);
return;
}
- if (font_desc == NULL)
- font_desc = pango_font_description_from_string (GTK_FONT_CHOOSER_DEFAULT_FONT_NAME);
-
pango_font_description_merge (priv->font_desc, font_desc, TRUE);
-
- mask = pango_font_description_get_set_fields (font_desc);
if (mask & PANGO_FONT_MASK_SIZE)
{
}
if (mask & (PANGO_FONT_MASK_FAMILY | PANGO_FONT_MASK_STYLE | PANGO_FONT_MASK_VARIANT |
PANGO_FONT_MASK_WEIGHT | PANGO_FONT_MASK_STRETCH))
- gtk_font_chooser_widget_select_font (fontchooser);
+ {
+ if (&priv->font_iter != iter)
+ {
+ if (iter == NULL)
+ memset (&priv->font_iter, 0, sizeof (GtkTreeIter));
+ else
+ memcpy (&priv->font_iter, iter, sizeof (GtkTreeIter));
+
+ gtk_font_chooser_widget_ensure_selection (fontchooser);
+ }
+
+ gtk_font_chooser_widget_update_marks (fontchooser);
+ }
gtk_widget_override_font (priv->preview, priv->font_desc);
}
static void
-gtk_font_chooser_widget_select_font (GtkFontChooserWidget *fontchooser)
+gtk_font_chooser_widget_take_font_desc (GtkFontChooserWidget *fontchooser,
+ PangoFontDescription *font_desc)
{
GtkFontChooserWidgetPrivate *priv = fontchooser->priv;
- GtkTreeIter iter;
-
- if (priv->family)
- g_object_unref (priv->family);
- if (priv->face)
- g_object_unref (priv->face);
-
- if (gtk_font_chooser_widget_find_font (fontchooser,
- priv->font_desc,
- &iter,
- &priv->family,
- &priv->face))
+ PangoFontMask mask;
+
+ if (font_desc == NULL)
+ font_desc = pango_font_description_from_string (GTK_FONT_CHOOSER_DEFAULT_FONT_NAME);
+
+ mask = pango_font_description_get_set_fields (font_desc);
+ if (mask & (PANGO_FONT_MASK_FAMILY | PANGO_FONT_MASK_STYLE | PANGO_FONT_MASK_VARIANT |
+ PANGO_FONT_MASK_WEIGHT | PANGO_FONT_MASK_STRETCH))
{
- GtkTreeIter filter_iter;
+ GtkTreeIter iter;
- if (gtk_tree_model_filter_convert_child_iter_to_iter (GTK_TREE_MODEL_FILTER (priv->filter_model),
- &filter_iter,
- &iter))
+ if (gtk_font_chooser_widget_find_font (fontchooser,
+ font_desc,
+ &iter))
+ {
+ gtk_font_chooser_widget_merge_font_desc (fontchooser,
+ font_desc,
+ &iter);
+ }
+ else
{
- GtkTreePath *path = gtk_tree_model_get_path (GTK_TREE_MODEL (priv->filter_model), &filter_iter);
- gtk_tree_view_set_cursor (GTK_TREE_VIEW (priv->family_face_list),
- path,
- NULL,
- FALSE);
- gtk_tree_path_free (path);
+ gtk_font_chooser_widget_merge_font_desc (fontchooser,
+ font_desc,
+ NULL);
}
}
else
{
- gtk_tree_selection_unselect_all
- (gtk_tree_view_get_selection (GTK_TREE_VIEW (priv->family_face_list)));
- priv->face = NULL;
- priv->family = NULL;
+ gtk_font_chooser_widget_merge_font_desc (fontchooser,
+ font_desc,
+ &priv->font_iter);
+
}
}
gtk_font_chooser_widget_set_preview_text (GtkFontChooserWidget *fontchooser,
const gchar *text)
{
- g_free (fontchooser->priv->preview_text);
- fontchooser->priv->preview_text = g_strdup (text);
+ GtkFontChooserWidgetPrivate *priv = fontchooser->priv;
- populate_list (fontchooser,
- GTK_TREE_VIEW (fontchooser->priv->family_face_list),
- fontchooser->priv->model);
+ g_free (priv->preview_text);
+ priv->preview_text = g_strdup (text);
- gtk_entry_set_text (GTK_ENTRY (fontchooser->priv->preview), text);
+ gtk_entry_set_text (GTK_ENTRY (priv->preview), text);
g_object_notify (G_OBJECT (fontchooser), "preview-text");
+
+ /* XXX: There's no API to tell the treeview that a column has changed,
+ * so we just */
+ gtk_widget_queue_draw (priv->family_face_list);
}
static gboolean
gpointer data,
GDestroyNotify destroy)
{
- GtkFontChooserWidget *fontchooser = GTK_FONT_CHOOSER_WIDGET (chooser);
+ GtkFontChooserWidget *fontchooser = GTK_FONT_CHOOSER_WIDGET (chooser);
GtkFontChooserWidgetPrivate *priv = fontchooser->priv;
if (priv->filter_data_destroy)
priv->filter_data = data;
priv->filter_data_destroy = destroy;
- gtk_tree_model_filter_refilter (GTK_TREE_MODEL_FILTER (priv->filter_model));
+ gtk_font_chooser_widget_refilter_font_list (fontchooser);
}
static void
projects / ~andy / gtk / blobdiff