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GtkFontChooser: Add a property to control whether the preview entry is shown or not

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This commit is contained in:
Alberto Ruiz 2011-05-04 20:29:26 +01:00 committed by Matthias Clasen
parent 731120e26e
commit 6dec212d1d
3 changed files with 102 additions and 33 deletions
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77
gtk/gtkfontchooser.c
View File

@ -88,23 +88,24 @@
struct _GtkFontSelectionPrivate
{
GtkWidget *search_entry;
GtkWidget *family_face_list;
GtkWidget *size_slider;
GtkWidget *size_spin;
GtkWidget *preview;
gboolean ignore_slider;
GtkWidget *search_entry;
GtkWidget *family_face_list;
GtkListStore *model;
GtkTreeModel *filter;
GtkWidget *preview;
GtkWidget *preview_scrolled_window;
gchar *preview_text;
gboolean show_preview_entry;
GtkWidget *size_spin;
GtkWidget *size_slider;
gboolean ignore_slider;
gint size;
PangoFontFace *face;
PangoFontFamily *family;
gchar *preview_text;
#ifndef GTK_DISABLE_DEPRECATED
GtkWidget *size_list;
GtkWidget *font_list;
@ -162,7 +163,8 @@ static const gint font_sizes[] = {
enum {
PROP_0,
PROP_FONT_NAME,
PROP_PREVIEW_TEXT
PROP_PREVIEW_TEXT,
PROP_SHOW_PREVIEW_ENTRY
};
@ -235,6 +237,14 @@ gtk_font_selection_class_init (GtkFontSelectionClass *klass)
pango_language_get_sample_string (NULL),
GTK_PARAM_READWRITE));
g_object_class_install_property (gobject_class,
PROP_SHOW_PREVIEW_ENTRY,
g_param_spec_boolean ("show-preview-entry",
P_("Show preview text entry"),
P_("Whether the preview text entry is shown or not"),
TRUE,
GTK_PARAM_READWRITE));
g_type_class_add_private (klass, sizeof (GtkFontSelectionPrivate));
}
@ -256,6 +266,8 @@ gtk_font_selection_set_property (GObject *object,
case PROP_PREVIEW_TEXT:
gtk_font_selection_set_preview_text (fontsel, g_value_get_string (value));
break;
case PROP_SHOW_PREVIEW_ENTRY:
gtk_font_selection_set_show_preview_entry (fontsel, g_value_get_boolean (value));
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
@ -280,6 +292,8 @@ gtk_font_selection_get_property (GObject *object,
case PROP_PREVIEW_TEXT:
g_value_set_string (value, gtk_font_selection_get_preview_text (fontsel));
break;
case PROP_SHOW_PREVIEW_ENTRY:
g_value_set_boolean (value, gtk_font_selection_get_show_preview_entry (fontsel));
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
@ -605,6 +619,7 @@ gtk_font_selection_init (GtkFontSelection *fontsel)
/* Default preview string */
priv->preview_text = g_strdup (pango_language_get_sample_string (NULL));
priv->show_preview_entry = TRUE;
/* Getting the default size */
font_desc = pango_context_get_font_description (gtk_widget_get_pango_context (GTK_WIDGET (fontsel)));
@ -646,6 +661,7 @@ gtk_font_selection_init (GtkFontSelection *fontsel)
/* The preview entry needs a scrolled window to make sure we have a */
scrolled_win = gtk_scrolled_window_new (NULL, NULL);
priv->preview_scrolled_window = scrolled_win;
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),
@ -1674,6 +1690,45 @@ gtk_font_selection_set_preview_text (GtkFontSelection *fontsel,
g_object_notify (G_OBJECT (fontsel), "preview-text");
}
/**
* gtk_font_selection_get_show_preview_entry:
* @fontsel: a #GtkFontSelection
*
* Return value: %TRUE if the preview entry is shown or %FALSE if
* it is hidden.
* Since: 3.2
*/
gboolean
gtk_font_selection_get_show_preview_entry (GtkFontSelection *fontsel)
{
g_return_val_if_fail (GTK_IS_FONT_SELECTION (fontsel), FALSE);
return fontsel->priv->show_preview_entry;
}
/**
* gtk_font_selection_set_show_preview_entry:
* @fontsel: a #GtkFontSelection
* @show_preview_entry: whether to show the editable preview entry or not
*
* Shows or hides the editable preview entry.
* Since: 3.2
*/
void
gtk_font_selection_set_show_preview_entry (GtkFontSelection *fontsel,
gboolean show_preview_entry)
{
g_return_if_fail (GTK_IS_FONT_SELECTION (fontsel));
if (show_preview_entry)
gtk_widget_show (fontsel->priv->preview_scrolled_window);
else
gtk_widget_hide (fontsel->priv->preview_scrolled_window);
fontsel->priv->show_preview_entry = show_preview_entry;
g_object_notify (G_OBJECT (fontsel), "show-preview-entry");
}
#ifndef GTK_DISABLE_DEPRECATED
/**

47
gtk/gtkfontchooser.h
View File

@ -112,27 +112,30 @@ struct _GtkFontSelectionDialogClass
* see the comments in the GtkFontSelectionDialog functions.
*****************************************************************************/
GType gtk_font_selection_get_type (void) G_GNUC_CONST;
GtkWidget * gtk_font_selection_new (void);
PangoFontFamily *
gtk_font_selection_get_family (GtkFontSelection *fontsel);
PangoFontFace *
gtk_font_selection_get_face (GtkFontSelection *fontsel);
gint gtk_font_selection_get_size (GtkFontSelection *fontsel);
gchar* gtk_font_selection_get_font_name (GtkFontSelection *fontsel);
GType gtk_font_selection_get_type (void) G_GNUC_CONST;
GtkWidget* gtk_font_selection_new (void);
PangoFontFamily*
gtk_font_selection_get_family (GtkFontSelection *fontsel);
PangoFontFace*
gtk_font_selection_get_face (GtkFontSelection *fontsel);
gint gtk_font_selection_get_size (GtkFontSelection *fontsel);
gchar* gtk_font_selection_get_font_name (GtkFontSelection *fontsel);
gboolean gtk_font_selection_set_font_name (GtkFontSelection *fontsel,
const gchar *fontname);
const gchar* gtk_font_selection_get_preview_text (GtkFontSelection *fontsel);
void gtk_font_selection_set_preview_text (GtkFontSelection *fontsel,
const gchar *text);
gboolean gtk_font_selection_set_font_name (GtkFontSelection *fontsel,
const gchar *fontname);
const gchar* gtk_font_selection_get_preview_text (GtkFontSelection *fontsel);
void gtk_font_selection_set_preview_text (GtkFontSelection *fontsel,
const gchar *text);
gboolean gtk_font_selection_get_show_preview_entry (GtkFontSelection *fontsel);
void gtk_font_selection_set_show_preview_entry (GtkFontSelection *fontsel,
gboolean show_preview_entry);
/* Deprecated GtkFontSelection methods */
#ifndef GTK_DISABLE_DEPRECATED
GtkWidget * gtk_font_selection_get_family_list (GtkFontSelection *fontsel);
GtkWidget * gtk_font_selection_get_face_list (GtkFontSelection *fontsel);
GtkWidget * gtk_font_selection_get_size_entry (GtkFontSelection *fontsel);
GtkWidget * gtk_font_selection_get_size_list (GtkFontSelection *fontsel);
GtkWidget * gtk_font_selection_get_preview_entry (GtkFontSelection *fontsel);
GtkWidget* gtk_font_selection_get_family_list (GtkFontSelection *fontsel);
GtkWidget* gtk_font_selection_get_face_list (GtkFontSelection *fontsel);
GtkWidget* gtk_font_selection_get_size_entry (GtkFontSelection *fontsel);
GtkWidget* gtk_font_selection_get_size_list (GtkFontSelection *fontsel);
GtkWidget* gtk_font_selection_get_preview_entry (GtkFontSelection *fontsel);
#endif
/*****************************************************************************
@ -141,12 +144,12 @@ GtkWidget * gtk_font_selection_get_preview_entry (GtkFontSelection *fontsel);
* GtkFontSelection.
*****************************************************************************/
GType gtk_font_selection_dialog_get_type (void) G_GNUC_CONST;
GtkWidget *gtk_font_selection_dialog_new (const gchar *title);
GType gtk_font_selection_dialog_get_typei (void) G_GNUC_CONST;
GtkWidget* gtk_font_selection_dialog_new (const gchar *title);
GtkWidget *gtk_font_selection_dialog_get_cancel_button (GtkFontSelectionDialog *fsd);
GtkWidget *gtk_font_selection_dialog_get_font_selection (GtkFontSelectionDialog *fsd);
GtkWidget* gtk_font_selection_dialog_get_cancel_button (GtkFontSelectionDialog *fsd);
GtkWidget* gtk_font_selection_dialog_get_font_selection (GtkFontSelectionDialog *fsd);
/* This returns the X Logical Font Description fontname, or NULL if no font
is selected. Note that there is a slight possibility that the font might not

11
tests/testfontselection.c
View File

@ -33,6 +33,13 @@ notify_preview_text_cb (GObject *fontsel, GParamSpec *pspec, gpointer data)
g_debug ("Changed preview text %s", gtk_font_selection_get_preview_text (GTK_FONT_SELECTION (fontsel)));
}
static void
notify_show_preview_entry_cb (GObject *fontsel, GParamSpec *pspec, gpointer data)
{
g_debug ("Changed show preview_entry %d",
gtk_font_selection_get_show_preview_entry (GTK_FONT_SELECTION (fontsel)));
}
int
main (int argc, char *argv[])
{
@ -66,10 +73,14 @@ main (int argc, char *argv[])
g_signal_connect (G_OBJECT (window), "delete-event", G_CALLBACK(gtk_main_quit), NULL);
g_signal_connect (G_OBJECT (fontsel), "notify::font-name", G_CALLBACK(notify_font_name_cb), NULL);
g_signal_connect (G_OBJECT (fontsel), "notify::preview-text", G_CALLBACK(notify_preview_text_cb), NULL);
g_signal_connect (G_OBJECT (fontsel), "notify::show-preview-entry",
G_CALLBACK(notify_show_preview_entry_cb), NULL);
gtk_font_selection_set_font_name (GTK_FONT_SELECTION (fontsel), "Bitstream Vera Sans 45");
gtk_font_selection_set_preview_text (GTK_FONT_SELECTION (fontsel), "[user@host ~]$ ");
gtk_font_selection_set_show_preview_entry (GTK_FONT_SELECTION (fontsel), FALSE);
gtk_main ();
gtk_widget_destroy (window);