forked from AuroraMiddleware/gtk
1427 lines
44 KiB
C
1427 lines
44 KiB
C
/*
|
||
* GTK - The GIMP Toolkit
|
||
* Copyright (C) 1998 David Abilleira Freijeiro <odaf@nexo.es>
|
||
* All rights reserved.
|
||
*
|
||
* Based on gnome-color-picker by Federico Mena <federico@nuclecu.unam.mx>
|
||
*
|
||
* This library is free software; you can redistribute it and/or
|
||
* modify it under the terms of the GNU Library General Public
|
||
* License as published by the Free Software Foundation; either
|
||
* version 2 of the License, or (at your option) any later version.
|
||
*
|
||
* This library is distributed in the hope that it will be useful,
|
||
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
||
* Library General Public License for more details.
|
||
*
|
||
* You should have received a copy of the GNU Library General Public
|
||
* License along with this library. If not, see <http://www.gnu.org/licenses/>.
|
||
*/
|
||
/*
|
||
* Modified by the GTK+ Team and others 2003. See the AUTHORS
|
||
* file for a list of people on the GTK+ Team. See the ChangeLog
|
||
* files for a list of changes. These files are distributed with
|
||
* GTK+ at ftp://ftp.gtk.org/pub/gtk/.
|
||
*/
|
||
|
||
#include "config.h"
|
||
|
||
#include "gtkfontbutton.h"
|
||
|
||
#include "gtkmain.h"
|
||
#include "gtkbox.h"
|
||
#include "gtklabel.h"
|
||
#include "gtkfontchooser.h"
|
||
#include "gtkfontchooserdialog.h"
|
||
#include "gtkimage.h"
|
||
#include "gtkmarshalers.h"
|
||
#include "gtkseparator.h"
|
||
#include "gtkprivate.h"
|
||
#include "gtkintl.h"
|
||
#include "gtkcssprovider.h"
|
||
|
||
#include <string.h>
|
||
#include <stdio.h>
|
||
#include "gtkfontchooserutils.h"
|
||
|
||
|
||
/**
|
||
* SECTION:gtkfontbutton
|
||
* @Short_description: A button to launch a font chooser dialog
|
||
* @Title: GtkFontButton
|
||
* @See_also: #GtkFontChooserDialog, #GtkColorButton.
|
||
*
|
||
* The #GtkFontButton is a button which displays the currently selected
|
||
* font an allows to open a font chooser dialog to change the font.
|
||
* It is suitable widget for selecting a font in a preference dialog.
|
||
*
|
||
* # CSS nodes
|
||
*
|
||
* GtkFontButton has a single CSS node with name button and style class .font.
|
||
*/
|
||
|
||
|
||
struct _GtkFontButtonPrivate
|
||
{
|
||
gchar *title;
|
||
|
||
gchar *fontname;
|
||
|
||
guint use_font : 1;
|
||
guint use_size : 1;
|
||
guint show_style : 1;
|
||
guint show_size : 1;
|
||
guint show_preview_entry : 1;
|
||
|
||
GtkWidget *button;
|
||
GtkWidget *font_dialog;
|
||
GtkWidget *font_label;
|
||
GtkWidget *size_label;
|
||
GtkWidget *font_size_box;
|
||
|
||
PangoFontDescription *font_desc;
|
||
PangoFontFamily *font_family;
|
||
PangoFontFace *font_face;
|
||
PangoFontMap *font_map;
|
||
gint font_size;
|
||
gchar *preview_text;
|
||
GtkFontFilterFunc font_filter;
|
||
gpointer font_filter_data;
|
||
GDestroyNotify font_filter_data_destroy;
|
||
GtkCssProvider *provider;
|
||
};
|
||
|
||
/* Signals */
|
||
enum
|
||
{
|
||
FONT_SET,
|
||
LAST_SIGNAL
|
||
};
|
||
|
||
enum
|
||
{
|
||
PROP_0,
|
||
PROP_TITLE,
|
||
PROP_FONT_NAME,
|
||
PROP_USE_FONT,
|
||
PROP_USE_SIZE,
|
||
PROP_SHOW_STYLE,
|
||
PROP_SHOW_SIZE
|
||
};
|
||
|
||
/* Prototypes */
|
||
static void gtk_font_button_finalize (GObject *object);
|
||
static void gtk_font_button_get_property (GObject *object,
|
||
guint param_id,
|
||
GValue *value,
|
||
GParamSpec *pspec);
|
||
static void gtk_font_button_set_property (GObject *object,
|
||
guint param_id,
|
||
const GValue *value,
|
||
GParamSpec *pspec);
|
||
|
||
static void gtk_font_button_clicked (GtkButton *button,
|
||
gpointer user_data);
|
||
|
||
/* Dialog response functions */
|
||
static void response_cb (GtkDialog *dialog,
|
||
gint response_id,
|
||
gpointer data);
|
||
static void dialog_destroy (GtkWidget *widget,
|
||
gpointer data);
|
||
|
||
/* Auxiliary functions */
|
||
static void gtk_font_button_label_use_font (GtkFontButton *gfs);
|
||
static void gtk_font_button_update_font_info (GtkFontButton *gfs);
|
||
|
||
static guint font_button_signals[LAST_SIGNAL] = { 0 };
|
||
|
||
static void
|
||
clear_font_data (GtkFontButton *font_button)
|
||
{
|
||
GtkFontButtonPrivate *priv = font_button->priv;
|
||
|
||
if (priv->font_family)
|
||
g_object_unref (priv->font_family);
|
||
priv->font_family = NULL;
|
||
|
||
if (priv->font_face)
|
||
g_object_unref (priv->font_face);
|
||
priv->font_face = NULL;
|
||
|
||
if (priv->font_desc)
|
||
pango_font_description_free (priv->font_desc);
|
||
priv->font_desc = NULL;
|
||
|
||
g_free (priv->fontname);
|
||
priv->fontname = NULL;
|
||
}
|
||
|
||
static void
|
||
clear_font_filter_data (GtkFontButton *font_button)
|
||
{
|
||
GtkFontButtonPrivate *priv = font_button->priv;
|
||
|
||
if (priv->font_filter_data_destroy)
|
||
priv->font_filter_data_destroy (priv->font_filter_data);
|
||
priv->font_filter = NULL;
|
||
priv->font_filter_data = NULL;
|
||
priv->font_filter_data_destroy = NULL;
|
||
}
|
||
|
||
static gboolean
|
||
font_description_style_equal (const PangoFontDescription *a,
|
||
const PangoFontDescription *b)
|
||
{
|
||
return (pango_font_description_get_weight (a) == pango_font_description_get_weight (b) &&
|
||
pango_font_description_get_style (a) == pango_font_description_get_style (b) &&
|
||
pango_font_description_get_stretch (a) == pango_font_description_get_stretch (b) &&
|
||
pango_font_description_get_variant (a) == pango_font_description_get_variant (b));
|
||
}
|
||
|
||
static void
|
||
gtk_font_button_update_font_data (GtkFontButton *font_button)
|
||
{
|
||
GtkFontButtonPrivate *priv = font_button->priv;
|
||
PangoFontFamily **families;
|
||
PangoFontFace **faces;
|
||
gint n_families, n_faces, i;
|
||
const gchar *family;
|
||
|
||
g_assert (priv->font_desc != NULL);
|
||
|
||
priv->fontname = pango_font_description_to_string (priv->font_desc);
|
||
|
||
family = pango_font_description_get_family (priv->font_desc);
|
||
if (family == NULL)
|
||
return;
|
||
|
||
n_families = 0;
|
||
families = NULL;
|
||
pango_context_list_families (gtk_widget_get_pango_context (GTK_WIDGET (font_button)),
|
||
&families, &n_families);
|
||
n_faces = 0;
|
||
faces = NULL;
|
||
for (i = 0; i < n_families; i++)
|
||
{
|
||
const gchar *name = pango_font_family_get_name (families[i]);
|
||
|
||
if (!g_ascii_strcasecmp (name, family))
|
||
{
|
||
priv->font_family = g_object_ref (families[i]);
|
||
|
||
pango_font_family_list_faces (families[i], &faces, &n_faces);
|
||
break;
|
||
}
|
||
}
|
||
g_free (families);
|
||
|
||
for (i = 0; i < n_faces; i++)
|
||
{
|
||
PangoFontDescription *tmp_desc = pango_font_face_describe (faces[i]);
|
||
|
||
if (font_description_style_equal (tmp_desc, priv->font_desc))
|
||
{
|
||
priv->font_face = g_object_ref (faces[i]);
|
||
|
||
pango_font_description_free (tmp_desc);
|
||
break;
|
||
}
|
||
else
|
||
pango_font_description_free (tmp_desc);
|
||
}
|
||
|
||
g_free (faces);
|
||
}
|
||
|
||
static gchar *
|
||
gtk_font_button_get_preview_text (GtkFontButton *font_button)
|
||
{
|
||
GtkFontButtonPrivate *priv = font_button->priv;
|
||
|
||
if (priv->font_dialog)
|
||
return gtk_font_chooser_get_preview_text (GTK_FONT_CHOOSER (priv->font_dialog));
|
||
|
||
return g_strdup (priv->preview_text);
|
||
}
|
||
|
||
static void
|
||
gtk_font_button_set_preview_text (GtkFontButton *font_button,
|
||
const gchar *preview_text)
|
||
{
|
||
GtkFontButtonPrivate *priv = font_button->priv;
|
||
|
||
if (priv->font_dialog)
|
||
{
|
||
gtk_font_chooser_set_preview_text (GTK_FONT_CHOOSER (priv->font_dialog),
|
||
preview_text);
|
||
return;
|
||
}
|
||
|
||
g_free (priv->preview_text);
|
||
priv->preview_text = g_strdup (preview_text);
|
||
}
|
||
|
||
|
||
static gboolean
|
||
gtk_font_button_get_show_preview_entry (GtkFontButton *font_button)
|
||
{
|
||
GtkFontButtonPrivate *priv = font_button->priv;
|
||
|
||
if (priv->font_dialog)
|
||
return gtk_font_chooser_get_show_preview_entry (GTK_FONT_CHOOSER (priv->font_dialog));
|
||
|
||
return priv->show_preview_entry;
|
||
}
|
||
|
||
static void
|
||
gtk_font_button_set_show_preview_entry (GtkFontButton *font_button,
|
||
gboolean show)
|
||
{
|
||
GtkFontButtonPrivate *priv = font_button->priv;
|
||
|
||
show = show != FALSE;
|
||
|
||
if (priv->show_preview_entry != show)
|
||
{
|
||
priv->show_preview_entry = show;
|
||
if (priv->font_dialog)
|
||
gtk_font_chooser_set_show_preview_entry (GTK_FONT_CHOOSER (priv->font_dialog), show);
|
||
g_object_notify (G_OBJECT (font_button), "show-preview-entry");
|
||
}
|
||
}
|
||
|
||
static PangoFontFamily *
|
||
gtk_font_button_font_chooser_get_font_family (GtkFontChooser *chooser)
|
||
{
|
||
GtkFontButton *font_button = GTK_FONT_BUTTON (chooser);
|
||
GtkFontButtonPrivate *priv = font_button->priv;
|
||
|
||
return priv->font_family;
|
||
}
|
||
|
||
static PangoFontFace *
|
||
gtk_font_button_font_chooser_get_font_face (GtkFontChooser *chooser)
|
||
{
|
||
GtkFontButton *font_button = GTK_FONT_BUTTON (chooser);
|
||
GtkFontButtonPrivate *priv = font_button->priv;
|
||
|
||
return priv->font_face;
|
||
}
|
||
|
||
static int
|
||
gtk_font_button_font_chooser_get_font_size (GtkFontChooser *chooser)
|
||
{
|
||
GtkFontButton *font_button = GTK_FONT_BUTTON (chooser);
|
||
GtkFontButtonPrivate *priv = font_button->priv;
|
||
|
||
return priv->font_size;
|
||
}
|
||
|
||
static void
|
||
gtk_font_button_font_chooser_set_filter_func (GtkFontChooser *chooser,
|
||
GtkFontFilterFunc filter_func,
|
||
gpointer filter_data,
|
||
GDestroyNotify data_destroy)
|
||
{
|
||
GtkFontButton *font_button = GTK_FONT_BUTTON (chooser);
|
||
GtkFontButtonPrivate *priv = font_button->priv;
|
||
|
||
if (priv->font_dialog)
|
||
{
|
||
gtk_font_chooser_set_filter_func (GTK_FONT_CHOOSER (priv->font_dialog),
|
||
filter_func,
|
||
filter_data,
|
||
data_destroy);
|
||
return;
|
||
}
|
||
|
||
clear_font_filter_data (font_button);
|
||
priv->font_filter = filter_func;
|
||
priv->font_filter_data = filter_data;
|
||
priv->font_filter_data_destroy = data_destroy;
|
||
}
|
||
|
||
static void
|
||
gtk_font_button_take_font_desc (GtkFontButton *font_button,
|
||
PangoFontDescription *font_desc)
|
||
{
|
||
GtkFontButtonPrivate *priv = font_button->priv;
|
||
GObject *object = G_OBJECT (font_button);
|
||
|
||
if (priv->font_desc && font_desc &&
|
||
pango_font_description_equal (priv->font_desc, font_desc))
|
||
{
|
||
pango_font_description_free (font_desc);
|
||
return;
|
||
}
|
||
|
||
g_object_freeze_notify (object);
|
||
|
||
clear_font_data (font_button);
|
||
|
||
if (font_desc)
|
||
priv->font_desc = font_desc; /* adopted */
|
||
else
|
||
priv->font_desc = pango_font_description_from_string (_("Sans 12"));
|
||
|
||
if (pango_font_description_get_size_is_absolute (priv->font_desc))
|
||
priv->font_size = pango_font_description_get_size (priv->font_desc);
|
||
else
|
||
priv->font_size = pango_font_description_get_size (priv->font_desc) / PANGO_SCALE;
|
||
|
||
gtk_font_button_update_font_data (font_button);
|
||
gtk_font_button_update_font_info (font_button);
|
||
|
||
if (priv->font_dialog)
|
||
gtk_font_chooser_set_font_desc (GTK_FONT_CHOOSER (priv->font_dialog),
|
||
priv->font_desc);
|
||
|
||
g_object_notify (G_OBJECT (font_button), "font");
|
||
g_object_notify (G_OBJECT (font_button), "font-desc");
|
||
g_object_notify (G_OBJECT (font_button), "font-name");
|
||
|
||
g_object_thaw_notify (object);
|
||
}
|
||
|
||
static const PangoFontDescription *
|
||
gtk_font_button_get_font_desc (GtkFontButton *font_button)
|
||
{
|
||
return font_button->priv->font_desc;
|
||
}
|
||
|
||
static void
|
||
gtk_font_button_font_chooser_set_font_map (GtkFontChooser *chooser,
|
||
PangoFontMap *font_map)
|
||
{
|
||
GtkFontButton *font_button = GTK_FONT_BUTTON (chooser);
|
||
|
||
if (g_set_object (&font_button->priv->font_map, font_map))
|
||
{
|
||
PangoContext *context;
|
||
|
||
if (!font_map)
|
||
font_map = pango_cairo_font_map_get_default ();
|
||
|
||
context = gtk_widget_get_pango_context (font_button->priv->font_label);
|
||
pango_context_set_font_map (context, font_map);
|
||
}
|
||
}
|
||
|
||
static PangoFontMap *
|
||
gtk_font_button_font_chooser_get_font_map (GtkFontChooser *chooser)
|
||
{
|
||
GtkFontButton *font_button = GTK_FONT_BUTTON (chooser);
|
||
|
||
return font_button->priv->font_map;
|
||
}
|
||
|
||
static void
|
||
gtk_font_button_font_chooser_notify (GObject *object,
|
||
GParamSpec *pspec,
|
||
gpointer user_data)
|
||
{
|
||
/* We do not forward the notification of the "font" property to the dialog! */
|
||
if (pspec->name == I_("preview-text") ||
|
||
pspec->name == I_("show-preview-entry"))
|
||
g_object_notify_by_pspec (user_data, pspec);
|
||
}
|
||
|
||
static void
|
||
gtk_font_button_font_chooser_iface_init (GtkFontChooserIface *iface)
|
||
{
|
||
iface->get_font_family = gtk_font_button_font_chooser_get_font_family;
|
||
iface->get_font_face = gtk_font_button_font_chooser_get_font_face;
|
||
iface->get_font_size = gtk_font_button_font_chooser_get_font_size;
|
||
iface->set_filter_func = gtk_font_button_font_chooser_set_filter_func;
|
||
iface->set_font_map = gtk_font_button_font_chooser_set_font_map;
|
||
iface->get_font_map = gtk_font_button_font_chooser_get_font_map;
|
||
}
|
||
|
||
G_DEFINE_TYPE_WITH_CODE (GtkFontButton, gtk_font_button, GTK_TYPE_WIDGET,
|
||
G_ADD_PRIVATE (GtkFontButton)
|
||
G_IMPLEMENT_INTERFACE (GTK_TYPE_FONT_CHOOSER,
|
||
gtk_font_button_font_chooser_iface_init))
|
||
|
||
|
||
static void
|
||
gtk_font_button_measure (GtkWidget *widget,
|
||
GtkOrientation orientation,
|
||
int for_size,
|
||
int *minimum,
|
||
int *natural,
|
||
int *minimum_baseline,
|
||
int *natural_baseline)
|
||
{
|
||
GtkFontButton *button = GTK_FONT_BUTTON (widget);
|
||
GtkFontButtonPrivate *priv = gtk_font_button_get_instance_private (button);
|
||
|
||
gtk_widget_measure (priv->button, orientation, for_size,
|
||
minimum, natural,
|
||
minimum_baseline, natural_baseline);
|
||
}
|
||
|
||
static void
|
||
gtk_font_button_snapshot (GtkWidget *widget,
|
||
GtkSnapshot *snapshot)
|
||
{
|
||
GtkFontButton *button = GTK_FONT_BUTTON (widget);
|
||
GtkFontButtonPrivate *priv = gtk_font_button_get_instance_private (button);
|
||
|
||
gtk_widget_snapshot_child (widget, priv->button, snapshot);
|
||
}
|
||
|
||
static void
|
||
gtk_font_button_size_allocate (GtkWidget *widget,
|
||
GtkAllocation *allocation)
|
||
{
|
||
GtkFontButton *button = GTK_FONT_BUTTON (widget);
|
||
GtkFontButtonPrivate *priv = gtk_font_button_get_instance_private (button);
|
||
|
||
GTK_WIDGET_CLASS (gtk_font_button_parent_class)->size_allocate (widget, allocation);
|
||
|
||
gtk_widget_size_allocate (priv->button, allocation);
|
||
}
|
||
|
||
static void
|
||
gtk_font_button_class_init (GtkFontButtonClass *klass)
|
||
{
|
||
GObjectClass *gobject_class;
|
||
GtkWidgetClass *widget_class;
|
||
|
||
gobject_class = (GObjectClass *) klass;
|
||
widget_class = (GtkWidgetClass *) klass;
|
||
|
||
gobject_class->finalize = gtk_font_button_finalize;
|
||
gobject_class->set_property = gtk_font_button_set_property;
|
||
gobject_class->get_property = gtk_font_button_get_property;
|
||
|
||
widget_class->measure = gtk_font_button_measure;
|
||
widget_class->size_allocate = gtk_font_button_size_allocate;
|
||
widget_class->snapshot = gtk_font_button_snapshot;
|
||
|
||
klass->font_set = NULL;
|
||
|
||
_gtk_font_chooser_install_properties (gobject_class);
|
||
|
||
/**
|
||
* GtkFontButton:title:
|
||
*
|
||
* The title of the font chooser dialog.
|
||
*
|
||
* Since: 2.4
|
||
*/
|
||
g_object_class_install_property (gobject_class,
|
||
PROP_TITLE,
|
||
g_param_spec_string ("title",
|
||
P_("Title"),
|
||
P_("The title of the font chooser dialog"),
|
||
_("Pick a Font"),
|
||
GTK_PARAM_READWRITE));
|
||
|
||
/**
|
||
* GtkFontButton:font-name:
|
||
*
|
||
* The name of the currently selected font.
|
||
*
|
||
* Since: 2.4
|
||
*/
|
||
g_object_class_install_property (gobject_class,
|
||
PROP_FONT_NAME,
|
||
g_param_spec_string ("font-name",
|
||
P_("Font name"),
|
||
P_("The name of the selected font"),
|
||
_("Sans 12"),
|
||
GTK_PARAM_READWRITE));
|
||
|
||
/**
|
||
* GtkFontButton:use-font:
|
||
*
|
||
* If this property is set to %TRUE, the label will be drawn
|
||
* in the selected font.
|
||
*
|
||
* Since: 2.4
|
||
*/
|
||
g_object_class_install_property (gobject_class,
|
||
PROP_USE_FONT,
|
||
g_param_spec_boolean ("use-font",
|
||
P_("Use font in label"),
|
||
P_("Whether the label is drawn in the selected font"),
|
||
FALSE,
|
||
GTK_PARAM_READWRITE|G_PARAM_EXPLICIT_NOTIFY));
|
||
|
||
/**
|
||
* GtkFontButton:use-size:
|
||
*
|
||
* If this property is set to %TRUE, the label will be drawn
|
||
* with the selected font size.
|
||
*
|
||
* Since: 2.4
|
||
*/
|
||
g_object_class_install_property (gobject_class,
|
||
PROP_USE_SIZE,
|
||
g_param_spec_boolean ("use-size",
|
||
P_("Use size in label"),
|
||
P_("Whether the label is drawn with the selected font size"),
|
||
FALSE,
|
||
GTK_PARAM_READWRITE|G_PARAM_EXPLICIT_NOTIFY));
|
||
|
||
/**
|
||
* GtkFontButton:show-style:
|
||
*
|
||
* If this property is set to %TRUE, the name of the selected font style
|
||
* will be shown in the label. For a more WYSIWYG way to show the selected
|
||
* style, see the ::use-font property.
|
||
*
|
||
* Since: 2.4
|
||
*/
|
||
g_object_class_install_property (gobject_class,
|
||
PROP_SHOW_STYLE,
|
||
g_param_spec_boolean ("show-style",
|
||
P_("Show style"),
|
||
P_("Whether the selected font style is shown in the label"),
|
||
TRUE,
|
||
GTK_PARAM_READWRITE|G_PARAM_EXPLICIT_NOTIFY));
|
||
/**
|
||
* GtkFontButton:show-size:
|
||
*
|
||
* If this property is set to %TRUE, the selected font size will be shown
|
||
* in the label. For a more WYSIWYG way to show the selected size, see the
|
||
* ::use-size property.
|
||
*
|
||
* Since: 2.4
|
||
*/
|
||
g_object_class_install_property (gobject_class,
|
||
PROP_SHOW_SIZE,
|
||
g_param_spec_boolean ("show-size",
|
||
P_("Show size"),
|
||
P_("Whether selected font size is shown in the label"),
|
||
TRUE,
|
||
GTK_PARAM_READWRITE|G_PARAM_EXPLICIT_NOTIFY));
|
||
|
||
/**
|
||
* GtkFontButton::font-set:
|
||
* @widget: the object which received the signal.
|
||
*
|
||
* The ::font-set signal is emitted when the user selects a font.
|
||
* When handling this signal, use gtk_font_button_get_font_name()
|
||
* to find out which font was just selected.
|
||
*
|
||
* Note that this signal is only emitted when the user
|
||
* changes the font. If you need to react to programmatic font changes
|
||
* as well, use the notify::font-name signal.
|
||
*
|
||
* Since: 2.4
|
||
*/
|
||
font_button_signals[FONT_SET] = g_signal_new (I_("font-set"),
|
||
G_TYPE_FROM_CLASS (gobject_class),
|
||
G_SIGNAL_RUN_FIRST,
|
||
G_STRUCT_OFFSET (GtkFontButtonClass, font_set),
|
||
NULL, NULL,
|
||
g_cclosure_marshal_VOID__VOID,
|
||
G_TYPE_NONE, 0);
|
||
|
||
gtk_widget_class_set_css_name (widget_class, "button");
|
||
}
|
||
|
||
static void
|
||
gtk_font_button_init (GtkFontButton *font_button)
|
||
{
|
||
GtkStyleContext *context;
|
||
GtkFontButtonPrivate *priv;
|
||
GtkWidget *box;
|
||
|
||
font_button->priv = gtk_font_button_get_instance_private (font_button);
|
||
priv = font_button->priv;
|
||
|
||
gtk_widget_set_has_window (GTK_WIDGET (font_button), FALSE);
|
||
|
||
priv->button = gtk_button_new ();
|
||
g_signal_connect (priv->button, "clicked", G_CALLBACK (gtk_font_button_clicked), font_button);
|
||
priv->font_label = gtk_label_new (_("Font"));
|
||
gtk_widget_set_hexpand (priv->font_label, TRUE);
|
||
priv->size_label = gtk_label_new ("14");
|
||
priv->font_size_box = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 0);
|
||
|
||
box = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 0);
|
||
gtk_container_add (GTK_CONTAINER (box), priv->font_label);
|
||
|
||
gtk_container_add (GTK_CONTAINER (priv->font_size_box), gtk_separator_new (GTK_ORIENTATION_VERTICAL));
|
||
gtk_container_add (GTK_CONTAINER (priv->font_size_box), priv->size_label);
|
||
gtk_container_add (GTK_CONTAINER (box), priv->font_size_box);
|
||
|
||
gtk_container_add (GTK_CONTAINER (priv->button), box);
|
||
gtk_widget_set_parent (priv->button, GTK_WIDGET (font_button));
|
||
|
||
/* Initialize fields */
|
||
font_button->priv->use_font = FALSE;
|
||
font_button->priv->use_size = FALSE;
|
||
font_button->priv->show_style = TRUE;
|
||
font_button->priv->show_size = TRUE;
|
||
font_button->priv->show_preview_entry = TRUE;
|
||
font_button->priv->font_dialog = NULL;
|
||
font_button->priv->font_family = NULL;
|
||
font_button->priv->font_face = NULL;
|
||
font_button->priv->font_size = -1;
|
||
font_button->priv->title = g_strdup (_("Pick a Font"));
|
||
|
||
gtk_font_button_take_font_desc (font_button, NULL);
|
||
|
||
context = gtk_widget_get_style_context (GTK_WIDGET (priv->button));
|
||
gtk_style_context_add_class (context, "font");
|
||
}
|
||
|
||
static void
|
||
gtk_font_button_finalize (GObject *object)
|
||
{
|
||
GtkFontButton *font_button = GTK_FONT_BUTTON (object);
|
||
GtkFontButtonPrivate *priv = font_button->priv;
|
||
|
||
if (priv->font_dialog != NULL)
|
||
gtk_widget_destroy (priv->font_dialog);
|
||
|
||
g_free (priv->title);
|
||
|
||
clear_font_data (font_button);
|
||
clear_font_filter_data (font_button);
|
||
|
||
g_free (priv->preview_text);
|
||
|
||
g_clear_object (&priv->provider);
|
||
|
||
gtk_widget_unparent (priv->button);
|
||
|
||
G_OBJECT_CLASS (gtk_font_button_parent_class)->finalize (object);
|
||
}
|
||
|
||
static void
|
||
gtk_font_button_set_property (GObject *object,
|
||
guint param_id,
|
||
const GValue *value,
|
||
GParamSpec *pspec)
|
||
{
|
||
GtkFontButton *font_button = GTK_FONT_BUTTON (object);
|
||
|
||
switch (param_id)
|
||
{
|
||
case GTK_FONT_CHOOSER_PROP_PREVIEW_TEXT:
|
||
gtk_font_button_set_preview_text (font_button, g_value_get_string (value));
|
||
break;
|
||
case GTK_FONT_CHOOSER_PROP_SHOW_PREVIEW_ENTRY:
|
||
gtk_font_button_set_show_preview_entry (font_button, g_value_get_boolean (value));
|
||
break;
|
||
case PROP_TITLE:
|
||
gtk_font_button_set_title (font_button, g_value_get_string (value));
|
||
break;
|
||
case GTK_FONT_CHOOSER_PROP_FONT_DESC:
|
||
gtk_font_button_take_font_desc (font_button, g_value_dup_boxed (value));
|
||
break;
|
||
case GTK_FONT_CHOOSER_PROP_FONT:
|
||
case PROP_FONT_NAME:
|
||
gtk_font_button_set_font_name (font_button, g_value_get_string (value));
|
||
break;
|
||
case PROP_USE_FONT:
|
||
gtk_font_button_set_use_font (font_button, g_value_get_boolean (value));
|
||
break;
|
||
case PROP_USE_SIZE:
|
||
gtk_font_button_set_use_size (font_button, g_value_get_boolean (value));
|
||
break;
|
||
case PROP_SHOW_STYLE:
|
||
gtk_font_button_set_show_style (font_button, g_value_get_boolean (value));
|
||
break;
|
||
case PROP_SHOW_SIZE:
|
||
gtk_font_button_set_show_size (font_button, g_value_get_boolean (value));
|
||
break;
|
||
default:
|
||
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, param_id, pspec);
|
||
break;
|
||
}
|
||
}
|
||
|
||
static void
|
||
gtk_font_button_get_property (GObject *object,
|
||
guint param_id,
|
||
GValue *value,
|
||
GParamSpec *pspec)
|
||
{
|
||
GtkFontButton *font_button = GTK_FONT_BUTTON (object);
|
||
|
||
switch (param_id)
|
||
{
|
||
case GTK_FONT_CHOOSER_PROP_PREVIEW_TEXT:
|
||
g_value_set_string (value, gtk_font_button_get_preview_text (font_button));
|
||
break;
|
||
case GTK_FONT_CHOOSER_PROP_SHOW_PREVIEW_ENTRY:
|
||
g_value_set_boolean (value, gtk_font_button_get_show_preview_entry (font_button));
|
||
break;
|
||
case PROP_TITLE:
|
||
g_value_set_string (value, gtk_font_button_get_title (font_button));
|
||
break;
|
||
case GTK_FONT_CHOOSER_PROP_FONT_DESC:
|
||
g_value_set_boxed (value, gtk_font_button_get_font_desc (font_button));
|
||
break;
|
||
case GTK_FONT_CHOOSER_PROP_FONT:
|
||
case PROP_FONT_NAME:
|
||
g_value_set_string (value, gtk_font_button_get_font_name (font_button));
|
||
break;
|
||
case PROP_USE_FONT:
|
||
g_value_set_boolean (value, gtk_font_button_get_use_font (font_button));
|
||
break;
|
||
case PROP_USE_SIZE:
|
||
g_value_set_boolean (value, gtk_font_button_get_use_size (font_button));
|
||
break;
|
||
case PROP_SHOW_STYLE:
|
||
g_value_set_boolean (value, gtk_font_button_get_show_style (font_button));
|
||
break;
|
||
case PROP_SHOW_SIZE:
|
||
g_value_set_boolean (value, gtk_font_button_get_show_size (font_button));
|
||
break;
|
||
default:
|
||
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, param_id, pspec);
|
||
break;
|
||
}
|
||
}
|
||
|
||
|
||
/**
|
||
* gtk_font_button_new:
|
||
*
|
||
* Creates a new font picker widget.
|
||
*
|
||
* Returns: a new font picker widget.
|
||
*
|
||
* Since: 2.4
|
||
*/
|
||
GtkWidget *
|
||
gtk_font_button_new (void)
|
||
{
|
||
return g_object_new (GTK_TYPE_FONT_BUTTON, NULL);
|
||
}
|
||
|
||
/**
|
||
* gtk_font_button_new_with_font:
|
||
* @fontname: Name of font to display in font chooser dialog
|
||
*
|
||
* Creates a new font picker widget.
|
||
*
|
||
* Returns: a new font picker widget.
|
||
*
|
||
* Since: 2.4
|
||
*/
|
||
GtkWidget *
|
||
gtk_font_button_new_with_font (const gchar *fontname)
|
||
{
|
||
return g_object_new (GTK_TYPE_FONT_BUTTON, "font-name", fontname, NULL);
|
||
}
|
||
|
||
/**
|
||
* gtk_font_button_set_title:
|
||
* @font_button: a #GtkFontButton
|
||
* @title: a string containing the font chooser dialog title
|
||
*
|
||
* Sets the title for the font chooser dialog.
|
||
*
|
||
* Since: 2.4
|
||
*/
|
||
void
|
||
gtk_font_button_set_title (GtkFontButton *font_button,
|
||
const gchar *title)
|
||
{
|
||
gchar *old_title;
|
||
g_return_if_fail (GTK_IS_FONT_BUTTON (font_button));
|
||
|
||
old_title = font_button->priv->title;
|
||
font_button->priv->title = g_strdup (title);
|
||
g_free (old_title);
|
||
|
||
if (font_button->priv->font_dialog)
|
||
gtk_window_set_title (GTK_WINDOW (font_button->priv->font_dialog),
|
||
font_button->priv->title);
|
||
|
||
g_object_notify (G_OBJECT (font_button), "title");
|
||
}
|
||
|
||
/**
|
||
* gtk_font_button_get_title:
|
||
* @font_button: a #GtkFontButton
|
||
*
|
||
* Retrieves the title of the font chooser dialog.
|
||
*
|
||
* Returns: an internal copy of the title string which must not be freed.
|
||
*
|
||
* Since: 2.4
|
||
*/
|
||
const gchar*
|
||
gtk_font_button_get_title (GtkFontButton *font_button)
|
||
{
|
||
g_return_val_if_fail (GTK_IS_FONT_BUTTON (font_button), NULL);
|
||
|
||
return font_button->priv->title;
|
||
}
|
||
|
||
/**
|
||
* gtk_font_button_get_use_font:
|
||
* @font_button: a #GtkFontButton
|
||
*
|
||
* Returns whether the selected font is used in the label.
|
||
*
|
||
* Returns: whether the selected font is used in the label.
|
||
*
|
||
* Since: 2.4
|
||
*/
|
||
gboolean
|
||
gtk_font_button_get_use_font (GtkFontButton *font_button)
|
||
{
|
||
g_return_val_if_fail (GTK_IS_FONT_BUTTON (font_button), FALSE);
|
||
|
||
return font_button->priv->use_font;
|
||
}
|
||
|
||
/**
|
||
* gtk_font_button_set_use_font:
|
||
* @font_button: a #GtkFontButton
|
||
* @use_font: If %TRUE, font name will be written using font chosen.
|
||
*
|
||
* If @use_font is %TRUE, the font name will be written using the selected font.
|
||
*
|
||
* Since: 2.4
|
||
*/
|
||
void
|
||
gtk_font_button_set_use_font (GtkFontButton *font_button,
|
||
gboolean use_font)
|
||
{
|
||
g_return_if_fail (GTK_IS_FONT_BUTTON (font_button));
|
||
|
||
use_font = (use_font != FALSE);
|
||
|
||
if (font_button->priv->use_font != use_font)
|
||
{
|
||
font_button->priv->use_font = use_font;
|
||
|
||
gtk_font_button_label_use_font (font_button);
|
||
|
||
g_object_notify (G_OBJECT (font_button), "use-font");
|
||
}
|
||
}
|
||
|
||
|
||
/**
|
||
* gtk_font_button_get_use_size:
|
||
* @font_button: a #GtkFontButton
|
||
*
|
||
* Returns whether the selected size is used in the label.
|
||
*
|
||
* Returns: whether the selected size is used in the label.
|
||
*
|
||
* Since: 2.4
|
||
*/
|
||
gboolean
|
||
gtk_font_button_get_use_size (GtkFontButton *font_button)
|
||
{
|
||
g_return_val_if_fail (GTK_IS_FONT_BUTTON (font_button), FALSE);
|
||
|
||
return font_button->priv->use_size;
|
||
}
|
||
|
||
/**
|
||
* gtk_font_button_set_use_size:
|
||
* @font_button: a #GtkFontButton
|
||
* @use_size: If %TRUE, font name will be written using the selected size.
|
||
*
|
||
* If @use_size is %TRUE, the font name will be written using the selected size.
|
||
*
|
||
* Since: 2.4
|
||
*/
|
||
void
|
||
gtk_font_button_set_use_size (GtkFontButton *font_button,
|
||
gboolean use_size)
|
||
{
|
||
g_return_if_fail (GTK_IS_FONT_BUTTON (font_button));
|
||
|
||
use_size = (use_size != FALSE);
|
||
if (font_button->priv->use_size != use_size)
|
||
{
|
||
font_button->priv->use_size = use_size;
|
||
|
||
gtk_font_button_label_use_font (font_button);
|
||
|
||
g_object_notify (G_OBJECT (font_button), "use-size");
|
||
}
|
||
}
|
||
|
||
/**
|
||
* gtk_font_button_get_show_style:
|
||
* @font_button: a #GtkFontButton
|
||
*
|
||
* Returns whether the name of the font style will be shown in the label.
|
||
*
|
||
* Returns: whether the font style will be shown in the label.
|
||
*
|
||
* Since: 2.4
|
||
**/
|
||
gboolean
|
||
gtk_font_button_get_show_style (GtkFontButton *font_button)
|
||
{
|
||
g_return_val_if_fail (GTK_IS_FONT_BUTTON (font_button), FALSE);
|
||
|
||
return font_button->priv->show_style;
|
||
}
|
||
|
||
/**
|
||
* gtk_font_button_set_show_style:
|
||
* @font_button: a #GtkFontButton
|
||
* @show_style: %TRUE if font style should be displayed in label.
|
||
*
|
||
* If @show_style is %TRUE, the font style will be displayed along with name of the selected font.
|
||
*
|
||
* Since: 2.4
|
||
*/
|
||
void
|
||
gtk_font_button_set_show_style (GtkFontButton *font_button,
|
||
gboolean show_style)
|
||
{
|
||
g_return_if_fail (GTK_IS_FONT_BUTTON (font_button));
|
||
|
||
show_style = (show_style != FALSE);
|
||
if (font_button->priv->show_style != show_style)
|
||
{
|
||
font_button->priv->show_style = show_style;
|
||
|
||
gtk_font_button_update_font_info (font_button);
|
||
|
||
g_object_notify (G_OBJECT (font_button), "show-style");
|
||
}
|
||
}
|
||
|
||
|
||
/**
|
||
* gtk_font_button_get_show_size:
|
||
* @font_button: a #GtkFontButton
|
||
*
|
||
* Returns whether the font size will be shown in the label.
|
||
*
|
||
* Returns: whether the font size will be shown in the label.
|
||
*
|
||
* Since: 2.4
|
||
**/
|
||
gboolean
|
||
gtk_font_button_get_show_size (GtkFontButton *font_button)
|
||
{
|
||
g_return_val_if_fail (GTK_IS_FONT_BUTTON (font_button), FALSE);
|
||
|
||
return font_button->priv->show_size;
|
||
}
|
||
|
||
/**
|
||
* gtk_font_button_set_show_size:
|
||
* @font_button: a #GtkFontButton
|
||
* @show_size: %TRUE if font size should be displayed in dialog.
|
||
*
|
||
* If @show_size is %TRUE, the font size will be displayed along with the name of the selected font.
|
||
*
|
||
* Since: 2.4
|
||
*/
|
||
void
|
||
gtk_font_button_set_show_size (GtkFontButton *font_button,
|
||
gboolean show_size)
|
||
{
|
||
g_return_if_fail (GTK_IS_FONT_BUTTON (font_button));
|
||
|
||
show_size = (show_size != FALSE);
|
||
|
||
if (font_button->priv->show_size != show_size)
|
||
{
|
||
font_button->priv->show_size = show_size;
|
||
|
||
if (font_button->priv->show_size)
|
||
gtk_widget_show (font_button->priv->font_size_box);
|
||
else
|
||
gtk_widget_hide (font_button->priv->font_size_box);
|
||
|
||
gtk_font_button_update_font_info (font_button);
|
||
|
||
g_object_notify (G_OBJECT (font_button), "show-size");
|
||
}
|
||
}
|
||
|
||
|
||
/**
|
||
* gtk_font_button_get_font_name:
|
||
* @font_button: a #GtkFontButton
|
||
*
|
||
* Retrieves the name of the currently selected font. This name includes
|
||
* style and size information as well. If you want to render something
|
||
* with the font, use this string with pango_font_description_from_string() .
|
||
* If you’re interested in peeking certain values (family name,
|
||
* style, size, weight) just query these properties from the
|
||
* #PangoFontDescription object.
|
||
*
|
||
* Returns: an internal copy of the font name which must not be freed.
|
||
*
|
||
* Since: 2.4
|
||
*/
|
||
const gchar *
|
||
gtk_font_button_get_font_name (GtkFontButton *font_button)
|
||
{
|
||
g_return_val_if_fail (GTK_IS_FONT_BUTTON (font_button), NULL);
|
||
|
||
return font_button->priv->fontname;
|
||
}
|
||
|
||
/**
|
||
* gtk_font_button_set_font_name:
|
||
* @font_button: a #GtkFontButton
|
||
* @fontname: Name of font to display in font chooser dialog
|
||
*
|
||
* Sets or updates the currently-displayed font in font picker dialog.
|
||
*
|
||
* Returns: %TRUE
|
||
*
|
||
* Since: 2.4
|
||
*/
|
||
gboolean
|
||
gtk_font_button_set_font_name (GtkFontButton *font_button,
|
||
const gchar *fontname)
|
||
{
|
||
PangoFontDescription *font_desc;
|
||
|
||
g_return_val_if_fail (GTK_IS_FONT_BUTTON (font_button), FALSE);
|
||
g_return_val_if_fail (fontname != NULL, FALSE);
|
||
|
||
font_desc = pango_font_description_from_string (fontname);
|
||
gtk_font_button_take_font_desc (font_button, font_desc);
|
||
|
||
return TRUE;
|
||
}
|
||
|
||
static void
|
||
gtk_font_button_clicked (GtkButton *button,
|
||
gpointer user_data)
|
||
{
|
||
GtkFontChooser *font_dialog;
|
||
GtkFontButton *font_button = user_data;
|
||
GtkFontButtonPrivate *priv = font_button->priv;
|
||
|
||
if (!font_button->priv->font_dialog)
|
||
{
|
||
GtkWidget *parent;
|
||
|
||
parent = gtk_widget_get_toplevel (GTK_WIDGET (font_button));
|
||
|
||
priv->font_dialog = gtk_font_chooser_dialog_new (priv->title, NULL);
|
||
font_dialog = GTK_FONT_CHOOSER (font_button->priv->font_dialog);
|
||
|
||
if (priv->font_map)
|
||
gtk_font_chooser_set_font_map (font_dialog, priv->font_map);
|
||
gtk_font_chooser_set_show_preview_entry (font_dialog, priv->show_preview_entry);
|
||
|
||
if (priv->preview_text)
|
||
{
|
||
gtk_font_chooser_set_preview_text (font_dialog, priv->preview_text);
|
||
g_free (priv->preview_text);
|
||
priv->preview_text = NULL;
|
||
}
|
||
|
||
if (priv->font_filter)
|
||
{
|
||
gtk_font_chooser_set_filter_func (font_dialog,
|
||
priv->font_filter,
|
||
priv->font_filter_data,
|
||
priv->font_filter_data_destroy);
|
||
priv->font_filter = NULL;
|
||
priv->font_filter_data = NULL;
|
||
priv->font_filter_data_destroy = NULL;
|
||
}
|
||
|
||
if (gtk_widget_is_toplevel (parent) && GTK_IS_WINDOW (parent))
|
||
{
|
||
if (GTK_WINDOW (parent) != gtk_window_get_transient_for (GTK_WINDOW (font_dialog)))
|
||
gtk_window_set_transient_for (GTK_WINDOW (font_dialog), GTK_WINDOW (parent));
|
||
|
||
gtk_window_set_modal (GTK_WINDOW (font_dialog),
|
||
gtk_window_get_modal (GTK_WINDOW (parent)));
|
||
}
|
||
|
||
g_signal_connect (font_dialog, "notify",
|
||
G_CALLBACK (gtk_font_button_font_chooser_notify), button);
|
||
|
||
g_signal_connect (font_dialog, "response",
|
||
G_CALLBACK (response_cb), font_button);
|
||
|
||
g_signal_connect (font_dialog, "destroy",
|
||
G_CALLBACK (dialog_destroy), font_button);
|
||
|
||
g_signal_connect (font_dialog, "delete-event",
|
||
G_CALLBACK (gtk_widget_hide_on_delete), NULL);
|
||
}
|
||
|
||
if (!gtk_widget_get_visible (font_button->priv->font_dialog))
|
||
{
|
||
font_dialog = GTK_FONT_CHOOSER (font_button->priv->font_dialog);
|
||
gtk_font_chooser_set_font_desc (font_dialog, font_button->priv->font_desc);
|
||
}
|
||
|
||
gtk_window_present (GTK_WINDOW (font_button->priv->font_dialog));
|
||
}
|
||
|
||
|
||
static void
|
||
response_cb (GtkDialog *dialog,
|
||
gint response_id,
|
||
gpointer data)
|
||
{
|
||
GtkFontButton *font_button = GTK_FONT_BUTTON (data);
|
||
GtkFontButtonPrivate *priv = font_button->priv;
|
||
GtkFontChooser *font_chooser;
|
||
GObject *object;
|
||
|
||
gtk_widget_hide (font_button->priv->font_dialog);
|
||
|
||
if (response_id != GTK_RESPONSE_OK)
|
||
return;
|
||
|
||
font_chooser = GTK_FONT_CHOOSER (priv->font_dialog);
|
||
object = G_OBJECT (font_chooser);
|
||
|
||
g_object_freeze_notify (object);
|
||
|
||
clear_font_data (font_button);
|
||
|
||
priv->font_desc = gtk_font_chooser_get_font_desc (font_chooser);
|
||
if (priv->font_desc)
|
||
priv->fontname = pango_font_description_to_string (priv->font_desc);
|
||
priv->font_family = gtk_font_chooser_get_font_family (font_chooser);
|
||
if (priv->font_family)
|
||
g_object_ref (priv->font_family);
|
||
priv->font_face = gtk_font_chooser_get_font_face (font_chooser);
|
||
if (priv->font_face)
|
||
g_object_ref (priv->font_face);
|
||
priv->font_size = gtk_font_chooser_get_font_size (font_chooser);
|
||
|
||
/* Set label font */
|
||
gtk_font_button_update_font_info (font_button);
|
||
|
||
g_object_notify (G_OBJECT (font_button), "font");
|
||
g_object_notify (G_OBJECT (font_button), "font-desc");
|
||
g_object_notify (G_OBJECT (font_button), "font-name");
|
||
|
||
g_object_thaw_notify (object);
|
||
|
||
/* Emit font_set signal */
|
||
g_signal_emit (font_button, font_button_signals[FONT_SET], 0);
|
||
}
|
||
|
||
static void
|
||
dialog_destroy (GtkWidget *widget,
|
||
gpointer data)
|
||
{
|
||
GtkFontButton *font_button = GTK_FONT_BUTTON (data);
|
||
|
||
/* Dialog will get destroyed so reference is not valid now */
|
||
font_button->priv->font_dialog = NULL;
|
||
}
|
||
|
||
static gchar *
|
||
pango_font_description_to_css (PangoFontDescription *desc)
|
||
{
|
||
GString *s;
|
||
PangoFontMask set;
|
||
|
||
s = g_string_new ("* { ");
|
||
|
||
set = pango_font_description_get_set_fields (desc);
|
||
if (set & PANGO_FONT_MASK_FAMILY)
|
||
{
|
||
g_string_append (s, "font-family: ");
|
||
g_string_append (s, pango_font_description_get_family (desc));
|
||
g_string_append (s, "; ");
|
||
}
|
||
if (set & PANGO_FONT_MASK_STYLE)
|
||
{
|
||
switch (pango_font_description_get_style (desc))
|
||
{
|
||
case PANGO_STYLE_NORMAL:
|
||
g_string_append (s, "font-style: normal; ");
|
||
break;
|
||
case PANGO_STYLE_OBLIQUE:
|
||
g_string_append (s, "font-style: oblique; ");
|
||
break;
|
||
case PANGO_STYLE_ITALIC:
|
||
g_string_append (s, "font-style: italic; ");
|
||
break;
|
||
}
|
||
}
|
||
if (set & PANGO_FONT_MASK_VARIANT)
|
||
{
|
||
switch (pango_font_description_get_variant (desc))
|
||
{
|
||
case PANGO_VARIANT_NORMAL:
|
||
g_string_append (s, "font-variant: normal; ");
|
||
break;
|
||
case PANGO_VARIANT_SMALL_CAPS:
|
||
g_string_append (s, "font-variant: small-caps; ");
|
||
break;
|
||
}
|
||
}
|
||
if (set & PANGO_FONT_MASK_WEIGHT)
|
||
{
|
||
switch (pango_font_description_get_weight (desc))
|
||
{
|
||
case PANGO_WEIGHT_THIN:
|
||
g_string_append (s, "font-weight: 100; ");
|
||
break;
|
||
case PANGO_WEIGHT_ULTRALIGHT:
|
||
g_string_append (s, "font-weight: 200; ");
|
||
break;
|
||
case PANGO_WEIGHT_LIGHT:
|
||
case PANGO_WEIGHT_SEMILIGHT:
|
||
g_string_append (s, "font-weight: 300; ");
|
||
break;
|
||
case PANGO_WEIGHT_BOOK:
|
||
case PANGO_WEIGHT_NORMAL:
|
||
g_string_append (s, "font-weight: 400; ");
|
||
break;
|
||
case PANGO_WEIGHT_MEDIUM:
|
||
g_string_append (s, "font-weight: 500; ");
|
||
break;
|
||
case PANGO_WEIGHT_SEMIBOLD:
|
||
g_string_append (s, "font-weight: 600; ");
|
||
break;
|
||
case PANGO_WEIGHT_BOLD:
|
||
g_string_append (s, "font-weight: 700; ");
|
||
break;
|
||
case PANGO_WEIGHT_ULTRABOLD:
|
||
g_string_append (s, "font-weight: 800; ");
|
||
break;
|
||
case PANGO_WEIGHT_HEAVY:
|
||
case PANGO_WEIGHT_ULTRAHEAVY:
|
||
g_string_append (s, "font-weight: 900; ");
|
||
break;
|
||
}
|
||
}
|
||
if (set & PANGO_FONT_MASK_STRETCH)
|
||
{
|
||
switch (pango_font_description_get_stretch (desc))
|
||
{
|
||
case PANGO_STRETCH_ULTRA_CONDENSED:
|
||
g_string_append (s, "font-stretch: ultra-condensed; ");
|
||
break;
|
||
case PANGO_STRETCH_EXTRA_CONDENSED:
|
||
g_string_append (s, "font-stretch: extra-condensed; ");
|
||
break;
|
||
case PANGO_STRETCH_CONDENSED:
|
||
g_string_append (s, "font-stretch: condensed; ");
|
||
break;
|
||
case PANGO_STRETCH_SEMI_CONDENSED:
|
||
g_string_append (s, "font-stretch: semi-condensed; ");
|
||
break;
|
||
case PANGO_STRETCH_NORMAL:
|
||
g_string_append (s, "font-stretch: normal; ");
|
||
break;
|
||
case PANGO_STRETCH_SEMI_EXPANDED:
|
||
g_string_append (s, "font-stretch: semi-expanded; ");
|
||
break;
|
||
case PANGO_STRETCH_EXPANDED:
|
||
g_string_append (s, "font-stretch: expanded; ");
|
||
break;
|
||
case PANGO_STRETCH_EXTRA_EXPANDED:
|
||
g_string_append (s, "font-stretch: extra-expanded; ");
|
||
break;
|
||
case PANGO_STRETCH_ULTRA_EXPANDED:
|
||
g_string_append (s, "font-stretch: ultra-expanded; ");
|
||
break;
|
||
}
|
||
}
|
||
if (set & PANGO_FONT_MASK_SIZE)
|
||
{
|
||
g_string_append_printf (s, "font-size: %dpt", pango_font_description_get_size (desc) / PANGO_SCALE);
|
||
}
|
||
|
||
g_string_append (s, "}");
|
||
|
||
return g_string_free (s, FALSE);
|
||
}
|
||
|
||
static void
|
||
gtk_font_button_label_use_font (GtkFontButton *font_button)
|
||
{
|
||
GtkFontButtonPrivate *priv = font_button->priv;
|
||
GtkStyleContext *context;
|
||
|
||
context = gtk_widget_get_style_context (priv->font_label);
|
||
|
||
if (!priv->use_font)
|
||
{
|
||
if (priv->provider)
|
||
{
|
||
gtk_style_context_remove_provider (context, GTK_STYLE_PROVIDER (priv->provider));
|
||
g_clear_object (&priv->provider);
|
||
}
|
||
}
|
||
else
|
||
{
|
||
PangoFontDescription *desc;
|
||
gchar *data;
|
||
|
||
if (!priv->provider)
|
||
{
|
||
priv->provider = gtk_css_provider_new ();
|
||
gtk_style_context_add_provider (context,
|
||
GTK_STYLE_PROVIDER (priv->provider),
|
||
GTK_STYLE_PROVIDER_PRIORITY_APPLICATION);
|
||
}
|
||
|
||
desc = pango_font_description_copy (priv->font_desc);
|
||
|
||
if (!priv->use_size)
|
||
pango_font_description_unset_fields (desc, PANGO_FONT_MASK_SIZE);
|
||
|
||
data = pango_font_description_to_css (desc);
|
||
gtk_css_provider_load_from_data (priv->provider, data, -1);
|
||
|
||
g_free (data);
|
||
pango_font_description_free (desc);
|
||
}
|
||
}
|
||
|
||
static void
|
||
gtk_font_button_update_font_info (GtkFontButton *font_button)
|
||
{
|
||
GtkFontButtonPrivate *priv = font_button->priv;
|
||
const gchar *fam_name;
|
||
const gchar *face_name;
|
||
gchar *family_style;
|
||
|
||
if (priv->font_family)
|
||
fam_name = pango_font_family_get_name (priv->font_family);
|
||
else
|
||
fam_name = C_("font", "None");
|
||
if (priv->font_face)
|
||
face_name = pango_font_face_get_face_name (priv->font_face);
|
||
else
|
||
face_name = "";
|
||
|
||
if (priv->show_style)
|
||
family_style = g_strconcat (fam_name, " ", face_name, NULL);
|
||
else
|
||
family_style = g_strdup (fam_name);
|
||
|
||
gtk_label_set_text (GTK_LABEL (font_button->priv->font_label), family_style);
|
||
g_free (family_style);
|
||
|
||
if (font_button->priv->show_size)
|
||
{
|
||
/* mirror Pango, which doesn't translate this either */
|
||
gchar *size = g_strdup_printf ("%2.4g%s",
|
||
pango_font_description_get_size (priv->font_desc) / (double)PANGO_SCALE,
|
||
pango_font_description_get_size_is_absolute (priv->font_desc) ? "px" : "");
|
||
|
||
gtk_label_set_text (GTK_LABEL (font_button->priv->size_label), size);
|
||
|
||
g_free (size);
|
||
}
|
||
|
||
gtk_font_button_label_use_font (font_button);
|
||
}
|