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authorMatthias Clasen <mclasen@redhat.com>2004-10-25 04:36:39 +0000
committerMatthias Clasen <matthiasc@src.gnome.org>2004-10-25 04:36:39 +0000
commitb63431c82ade00c522ab2df06ee3476085bd6941 (patch)
treee37b71b3eb98a0ef9fb0c57e1bcf3e1b197728a9
parent2b4ef0648abbc50db56ca367004153f6ce3f10ba (diff)
downloadgtk+-b63431c82ade00c522ab2df06ee3476085bd6941.tar.gz
Add a new type GTK_IMAGE_ICON_NAME for named icons, update the size and
2004-10-25 Matthias Clasen <mclasen@redhat.com> * gtk/gtkimage.h: * gtk/gtkimage.c (gtk_image_new_from_icon_name) (gtk_image_set_from_icon_name, gtk_image_get_icon_name) (gtk_image_set_pixel_size, gtk_image_get_pixel_size): Add a new type GTK_IMAGE_ICON_NAME for named icons, update the size and content of stock, icon set and named icon images upon style changes, and allow to set a fixed pixel size for named icon images. (#155688, James Henstridge) * tests/testimage.c: Test application for theming behaviour of different image types and for image dnd.
-rw-r--r--ChangeLog16
-rw-r--r--ChangeLog.pre-2-1016
-rw-r--r--ChangeLog.pre-2-616
-rw-r--r--ChangeLog.pre-2-816
-rw-r--r--docs/reference/ChangeLog4
-rw-r--r--docs/reference/gtk/gtk-sections.txt6
-rw-r--r--gtk/gtkimage.c439
-rw-r--r--gtk/gtkimage.h26
-rw-r--r--tests/testimage.c153
9 files changed, 681 insertions, 11 deletions
diff --git a/ChangeLog b/ChangeLog
index da41277cb4..db54756c05 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,6 +1,20 @@
+2004-10-25 Matthias Clasen <mclasen@redhat.com>
+
+ * gtk/gtkimage.h:
+ * gtk/gtkimage.c (gtk_image_new_from_icon_name)
+ (gtk_image_set_from_icon_name, gtk_image_get_icon_name)
+ (gtk_image_set_pixel_size, gtk_image_get_pixel_size): Add a
+ new type GTK_IMAGE_ICON_NAME for named icons, update the size
+ and content of stock, icon set and named icon images upon style
+ changes, and allow to set a fixed pixel size for named icon
+ images. (#155688, James Henstridge)
+
+ * tests/testimage.c: Test application for theming behaviour of
+ different image types and for image dnd.
+
2004-10-24 Matthias Clasen <mclasen@redhat.com>
- * gtk/gtkcellrenderercombo.c: Use G_DEFINE_TYPE, intialize the
+ * gtk/gtkcellrenderercombo.c: Use G_DEFINE_TYPE, initialize the
has_entry property, ref the model and add a finalizer. (#156325,
Olivier Andrieu)
diff --git a/ChangeLog.pre-2-10 b/ChangeLog.pre-2-10
index da41277cb4..db54756c05 100644
--- a/ChangeLog.pre-2-10
+++ b/ChangeLog.pre-2-10
@@ -1,6 +1,20 @@
+2004-10-25 Matthias Clasen <mclasen@redhat.com>
+
+ * gtk/gtkimage.h:
+ * gtk/gtkimage.c (gtk_image_new_from_icon_name)
+ (gtk_image_set_from_icon_name, gtk_image_get_icon_name)
+ (gtk_image_set_pixel_size, gtk_image_get_pixel_size): Add a
+ new type GTK_IMAGE_ICON_NAME for named icons, update the size
+ and content of stock, icon set and named icon images upon style
+ changes, and allow to set a fixed pixel size for named icon
+ images. (#155688, James Henstridge)
+
+ * tests/testimage.c: Test application for theming behaviour of
+ different image types and for image dnd.
+
2004-10-24 Matthias Clasen <mclasen@redhat.com>
- * gtk/gtkcellrenderercombo.c: Use G_DEFINE_TYPE, intialize the
+ * gtk/gtkcellrenderercombo.c: Use G_DEFINE_TYPE, initialize the
has_entry property, ref the model and add a finalizer. (#156325,
Olivier Andrieu)
diff --git a/ChangeLog.pre-2-6 b/ChangeLog.pre-2-6
index da41277cb4..db54756c05 100644
--- a/ChangeLog.pre-2-6
+++ b/ChangeLog.pre-2-6
@@ -1,6 +1,20 @@
+2004-10-25 Matthias Clasen <mclasen@redhat.com>
+
+ * gtk/gtkimage.h:
+ * gtk/gtkimage.c (gtk_image_new_from_icon_name)
+ (gtk_image_set_from_icon_name, gtk_image_get_icon_name)
+ (gtk_image_set_pixel_size, gtk_image_get_pixel_size): Add a
+ new type GTK_IMAGE_ICON_NAME for named icons, update the size
+ and content of stock, icon set and named icon images upon style
+ changes, and allow to set a fixed pixel size for named icon
+ images. (#155688, James Henstridge)
+
+ * tests/testimage.c: Test application for theming behaviour of
+ different image types and for image dnd.
+
2004-10-24 Matthias Clasen <mclasen@redhat.com>
- * gtk/gtkcellrenderercombo.c: Use G_DEFINE_TYPE, intialize the
+ * gtk/gtkcellrenderercombo.c: Use G_DEFINE_TYPE, initialize the
has_entry property, ref the model and add a finalizer. (#156325,
Olivier Andrieu)
diff --git a/ChangeLog.pre-2-8 b/ChangeLog.pre-2-8
index da41277cb4..db54756c05 100644
--- a/ChangeLog.pre-2-8
+++ b/ChangeLog.pre-2-8
@@ -1,6 +1,20 @@
+2004-10-25 Matthias Clasen <mclasen@redhat.com>
+
+ * gtk/gtkimage.h:
+ * gtk/gtkimage.c (gtk_image_new_from_icon_name)
+ (gtk_image_set_from_icon_name, gtk_image_get_icon_name)
+ (gtk_image_set_pixel_size, gtk_image_get_pixel_size): Add a
+ new type GTK_IMAGE_ICON_NAME for named icons, update the size
+ and content of stock, icon set and named icon images upon style
+ changes, and allow to set a fixed pixel size for named icon
+ images. (#155688, James Henstridge)
+
+ * tests/testimage.c: Test application for theming behaviour of
+ different image types and for image dnd.
+
2004-10-24 Matthias Clasen <mclasen@redhat.com>
- * gtk/gtkcellrenderercombo.c: Use G_DEFINE_TYPE, intialize the
+ * gtk/gtkcellrenderercombo.c: Use G_DEFINE_TYPE, initialize the
has_entry property, ref the model and add a finalizer. (#156325,
Olivier Andrieu)
diff --git a/docs/reference/ChangeLog b/docs/reference/ChangeLog
index 4e95e434cc..8e059b4b09 100644
--- a/docs/reference/ChangeLog
+++ b/docs/reference/ChangeLog
@@ -1,3 +1,7 @@
+2004-10-25 Matthias Clasen <mclasen@redhat.com>
+
+ * gtk/gtk-sections.txt: Add new named icon api in GtkImage.
+
Sun Oct 24 02:54:36 2004 Jonathan Blandford <jrb@redhat.com>
* gtk/gtk.types: Add GtkAboutDialog and GtkFileChooserButton
diff --git a/docs/reference/gtk/gtk-sections.txt b/docs/reference/gtk/gtk-sections.txt
index b39ca13279..b7d100fa31 100644
--- a/docs/reference/gtk/gtk-sections.txt
+++ b/docs/reference/gtk/gtk-sections.txt
@@ -1664,6 +1664,7 @@ gtk_image_get_pixbuf
gtk_image_get_pixmap
gtk_image_get_stock
gtk_image_get_animation
+gtk_image_get_icon_name
gtk_image_get_storage_type
gtk_image_new_from_file
gtk_image_new_from_icon_set
@@ -1672,6 +1673,7 @@ gtk_image_new_from_pixbuf
gtk_image_new_from_pixmap
gtk_image_new_from_stock
gtk_image_new_from_animation
+gtk_image_new_from_icon_name
gtk_image_set_from_file
gtk_image_set_from_icon_set
gtk_image_set_from_image
@@ -1679,9 +1681,12 @@ gtk_image_set_from_pixbuf
gtk_image_set_from_pixmap
gtk_image_set_from_stock
gtk_image_set_from_animation
+gtk_image_set_from_icon_name
gtk_image_new
gtk_image_set
gtk_image_get
+gtk_image_set_pixel_size
+gtk_image_get_pixel_size
<SUBSECTION Standard>
GTK_IMAGE
GTK_IS_IMAGE
@@ -1697,6 +1702,7 @@ GtkImagePixbufData
GtkImagePixmapData
GtkImageStockData
GtkImageAnimationData
+GtkImageIconNameData
</SECTION>
<SECTION>
diff --git a/gtk/gtkimage.c b/gtk/gtkimage.c
index 8d8b54ad3a..56bfb59aea 100644
--- a/gtk/gtkimage.c
+++ b/gtk/gtkimage.c
@@ -31,9 +31,18 @@
#include "gtkimage.h"
#include "gtkiconfactory.h"
#include "gtkstock.h"
+#include "gtkicontheme.h"
#include "gtkintl.h"
#include <string.h>
+typedef struct _GtkImagePrivate GtkImagePrivate;
+
+struct _GtkImagePrivate
+{
+ gint pixel_size;
+};
+
+#define GTK_IMAGE_GET_PRIVATE(obj) (G_TYPE_INSTANCE_GET_PRIVATE ((obj), GTK_TYPE_IMAGE, GtkImagePrivate))
#define DEFAULT_ICON_SIZE GTK_ICON_SIZE_BUTTON
@@ -46,6 +55,8 @@ static void gtk_image_unmap (GtkWidget *widget);
static void gtk_image_unrealize (GtkWidget *widget);
static void gtk_image_size_request (GtkWidget *widget,
GtkRequisition *requisition);
+static void gtk_image_style_set (GtkWidget *widget,
+ GtkStyle *prev_style);
static void gtk_image_destroy (GtkObject *object);
static void gtk_image_clear (GtkImage *image);
static void gtk_image_reset (GtkImage *image);
@@ -77,7 +88,9 @@ enum
PROP_STOCK,
PROP_ICON_SET,
PROP_ICON_SIZE,
+ PROP_PIXEL_SIZE,
PROP_PIXBUF_ANIMATION,
+ PROP_ICON_NAME,
PROP_STORAGE_TYPE
};
@@ -132,6 +145,7 @@ gtk_image_class_init (GtkImageClass *class)
widget_class->size_request = gtk_image_size_request;
widget_class->unmap = gtk_image_unmap;
widget_class->unrealize = gtk_image_unrealize;
+ widget_class->style_set = gtk_image_style_set;
g_object_class_install_property (gobject_class,
PROP_PIXBUF,
@@ -194,11 +208,28 @@ gtk_image_class_init (GtkImageClass *class)
PROP_ICON_SIZE,
g_param_spec_int ("icon_size",
P_("Icon size"),
- P_("Size to use for stock icon or icon set"),
+ P_("Symbolic size to use for stock icon, icon set or named icon"),
0, G_MAXINT,
DEFAULT_ICON_SIZE,
G_PARAM_READWRITE));
-
+ /**
+ * GtkImage:pixel-size:
+ *
+ * The :pixel-size property can be used to specify a fixed size
+ * overriding the :icon-size property for images of type
+ * %GTK_IMAGE_ICON_NAME.
+ *
+ * Since: 2.6
+ */
+ g_object_class_install_property (gobject_class,
+ PROP_PIXEL_SIZE,
+ g_param_spec_int ("pixel_size",
+ P_("Pixel size"),
+ P_("Pixel size to use for named icon"),
+ -1, G_MAXINT,
+ -1,
+ G_PARAM_READWRITE));
+
g_object_class_install_property (gobject_class,
PROP_PIXBUF_ANIMATION,
g_param_spec_object ("pixbuf_animation",
@@ -206,6 +237,22 @@ gtk_image_class_init (GtkImageClass *class)
P_("GdkPixbufAnimation to display"),
GDK_TYPE_PIXBUF_ANIMATION,
G_PARAM_READWRITE));
+
+ /**
+ * GtkImage:icon-name:
+ *
+ * The name of the icon in the icon theme. If the icon theme is
+ * changed, the image will be updated automatically.
+ *
+ * Since: 2.6
+ */
+ g_object_class_install_property (gobject_class,
+ PROP_ICON_NAME,
+ g_param_spec_string ("icon_name",
+ P_("Icon Name"),
+ P_("The name of the icon from the icon theme"),
+ NULL,
+ G_PARAM_READWRITE));
g_object_class_install_property (gobject_class,
PROP_STORAGE_TYPE,
@@ -215,16 +262,22 @@ gtk_image_class_init (GtkImageClass *class)
GTK_TYPE_IMAGE_TYPE,
GTK_IMAGE_EMPTY,
G_PARAM_READABLE));
+
+ g_type_class_add_private (object_class, sizeof (GtkImagePrivate));
}
static void
gtk_image_init (GtkImage *image)
{
+ GtkImagePrivate *priv = GTK_IMAGE_GET_PRIVATE (image);
+
GTK_WIDGET_SET_FLAGS (image, GTK_NO_WINDOW);
image->storage_type = GTK_IMAGE_EMPTY;
image->icon_size = DEFAULT_ICON_SIZE;
image->mask = NULL;
+
+ priv->pixel_size = -1;
}
static void
@@ -244,8 +297,10 @@ gtk_image_set_property (GObject *object,
GParamSpec *pspec)
{
GtkImage *image;
+ GtkImagePrivate *priv;
image = GTK_IMAGE (object);
+ priv = GTK_IMAGE_GET_PRIVATE (image);
switch (prop_id)
{
@@ -307,15 +362,24 @@ gtk_image_set_property (GObject *object,
gtk_image_set_from_icon_set (image,
image->data.icon_set.icon_set,
g_value_get_int (value));
+ else if (image->storage_type == GTK_IMAGE_ICON_NAME)
+ gtk_image_set_from_icon_name (image,
+ image->data.name.icon_name,
+ g_value_get_int (value));
else
/* Save to be used when STOCK or ICON_SET property comes in */
image->icon_size = g_value_get_int (value);
break;
+ case PROP_PIXEL_SIZE:
+ priv->pixel_size = g_value_get_int (value);
+ break;
case PROP_PIXBUF_ANIMATION:
gtk_image_set_from_animation (image,
g_value_get_object (value));
break;
-
+ case PROP_ICON_NAME:
+ gtk_image_set_from_icon_name (image, g_value_get_string (value),
+ image->icon_size);
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
@@ -329,8 +393,10 @@ gtk_image_get_property (GObject *object,
GParamSpec *pspec)
{
GtkImage *image;
+ GtkImagePrivate *priv;
image = GTK_IMAGE (object);
+ priv = GTK_IMAGE_GET_PRIVATE (image);
/* The "getter" functions whine if you try to get the wrong
* storage type. This function is instead robust against that,
@@ -381,6 +447,9 @@ gtk_image_get_property (GObject *object,
case PROP_ICON_SIZE:
g_value_set_int (value, image->icon_size);
break;
+ case PROP_PIXEL_SIZE:
+ g_value_set_int (value, priv->pixel_size);
+ break;
case PROP_PIXBUF_ANIMATION:
if (image->storage_type != GTK_IMAGE_ANIMATION)
g_value_set_object (value, NULL);
@@ -388,6 +457,13 @@ gtk_image_get_property (GObject *object,
g_value_set_object (value,
image->data.anim.anim);
break;
+ case PROP_ICON_NAME:
+ if (image->storage_type != GTK_IMAGE_ICON_NAME)
+ g_value_set_object (value, NULL);
+ else
+ g_value_set_string (value,
+ image->data.name.icon_name);
+ break;
case PROP_STORAGE_TYPE:
g_value_set_enum (value, image->storage_type);
break;
@@ -600,6 +676,33 @@ gtk_image_new_from_animation (GdkPixbufAnimation *animation)
}
/**
+ * gtk_image_new_from_icon_name:
+ * @icon_name: an icon name
+ * @size: a stock icon size
+ *
+ * Creates a #GtkImage displaying an icon from the current icon theme.
+ * If the icon name isn't known, a "broken image" icon will be
+ * displayed instead. If the current icon theme is changed, the icon
+ * will be updated appropriately.
+ *
+ * Return value: a new #GtkImage displaying the themed icon
+ *
+ * Since: 2.6
+ **/
+GtkWidget*
+gtk_image_new_from_icon_name (const gchar *icon_name,
+ GtkIconSize size)
+{
+ GtkImage *image;
+
+ image = g_object_new (GTK_TYPE_IMAGE, NULL);
+
+ gtk_image_set_from_icon_name (image, icon_name, size);
+
+ return GTK_WIDGET (image);
+}
+
+/**
* gtk_image_set_from_pixmap:
* @image: a #GtkImage
* @pixmap: a #GdkPixmap or %NULL
@@ -926,6 +1029,51 @@ gtk_image_set_from_animation (GtkImage *image,
}
/**
+ * gtk_image_set_from_icon_name:
+ * @image: a #GtkImage
+ * @icon_name: an icon name
+ * @size: an icon size
+ *
+ * See gtk_image_new_from_icon_name() for details.
+ *
+ * Since: 2.6
+ **/
+void
+gtk_image_set_from_icon_name (GtkImage *image,
+ const gchar *icon_name,
+ GtkIconSize size)
+{
+ gchar *new_name;
+
+ g_return_if_fail (GTK_IS_IMAGE (image));
+
+ g_object_freeze_notify (G_OBJECT (image));
+
+ /* in case stock_id == image->data.stock.stock_id */
+ new_name = g_strdup (icon_name);
+
+ gtk_image_reset (image);
+
+ if (new_name)
+ {
+ image->storage_type = GTK_IMAGE_ICON_NAME;
+
+ image->data.name.icon_name = new_name;
+ image->icon_size = size;
+
+ /* Size is demand-computed in size request method
+ * if we're a icon theme image, since changing the
+ * style impacts the size request
+ */
+ }
+
+ g_object_notify (G_OBJECT (image), "icon_name");
+ g_object_notify (G_OBJECT (image), "icon_size");
+
+ g_object_thaw_notify (G_OBJECT (image));
+}
+
+/**
* gtk_image_get_storage_type:
* @image: a #GtkImage
*
@@ -1113,6 +1261,39 @@ gtk_image_get_animation (GtkImage *image)
}
/**
+ * gtk_image_get_icon_name:
+ * @image: a #GtkImage
+ * @icon_name: place to store an icon name
+ * @size: place to store an icon size
+ *
+ * Gets the icon name and size being displayed by the #GtkImage.
+ * The storage type of the image must be %GTK_IMAGE_EMPTY or
+ * %GTK_IMAGE_ICON_NAME (see gtk_image_get_storage_type()).
+ * The returned string is owned by the #GtkImage and should not
+ * be freed.
+ *
+ * Since: 2.6
+ **/
+void
+gtk_image_get_icon_name (GtkImage *image,
+ gchar **icon_name,
+ GtkIconSize *size)
+{
+ g_return_if_fail (GTK_IS_IMAGE (image));
+ g_return_if_fail (image->storage_type == GTK_IMAGE_ICON_NAME ||
+ image->storage_type == GTK_IMAGE_EMPTY);
+
+ if (image->storage_type == GTK_IMAGE_EMPTY)
+ image->data.name.icon_name = NULL;
+
+ if (icon_name)
+ *icon_name = image->data.name.icon_name;
+
+ if (size)
+ *size = image->icon_size;
+}
+
+/**
* gtk_image_new:
*
* Creates a new empty #GtkImage widget.
@@ -1167,9 +1348,29 @@ gtk_image_reset_anim_iter (GtkImage *image)
}
static void
+gtk_image_reset_icon_theme_change_cb (GtkImage *image)
+{
+ GdkScreen *screen;
+ GtkIconTheme *icon_theme;
+
+ if (image->storage_type == GTK_IMAGE_ICON_NAME)
+ {
+ if (image->data.name.theme_change_id)
+ {
+ screen = gtk_widget_get_screen (GTK_WIDGET (image));
+ icon_theme = gtk_icon_theme_get_for_screen (screen);
+ g_signal_handler_disconnect (icon_theme,
+ image->data.name.theme_change_id);
+ }
+ image->data.name.theme_change_id = 0;
+ }
+}
+
+static void
gtk_image_unmap (GtkWidget *widget)
{
gtk_image_reset_anim_iter (GTK_IMAGE (widget));
+ gtk_image_reset_icon_theme_change_cb (GTK_IMAGE (widget));
if (GTK_WIDGET_CLASS (parent_class)->unmap)
GTK_WIDGET_CLASS (parent_class)->unmap (widget);
@@ -1179,6 +1380,7 @@ static void
gtk_image_unrealize (GtkWidget *widget)
{
gtk_image_reset_anim_iter (GTK_IMAGE (widget));
+ gtk_image_reset_icon_theme_change_cb (GTK_IMAGE (widget));
if (GTK_WIDGET_CLASS (parent_class)->unrealize)
GTK_WIDGET_CLASS (parent_class)->unrealize (widget);
@@ -1210,6 +1412,98 @@ animation_timeout (gpointer data)
return FALSE;
}
+static void
+icon_theme_changed (GtkIconTheme *icon_theme,
+ GtkImage *image)
+{
+ if (image->data.name.pixbuf)
+ g_object_unref (image->data.name.pixbuf);
+ image->data.name.pixbuf = NULL;
+
+ gtk_widget_queue_draw (GTK_WIDGET (image));
+}
+
+static void
+ensure_pixbuf_for_icon_name (GtkImage *image)
+{
+ GtkImagePrivate *priv;
+ GdkScreen *screen;
+ GtkIconTheme *icon_theme;
+ GtkSettings *settings;
+ gint width, height;
+ gint *sizes, *s, dist;
+ GError *error = NULL;
+
+ g_return_if_fail (image->storage_type == GTK_IMAGE_ICON_NAME);
+
+ priv = GTK_IMAGE_GET_PRIVATE (image);
+ screen = gtk_widget_get_screen (GTK_WIDGET (image));
+ icon_theme = gtk_icon_theme_get_for_screen (screen);
+ settings = gtk_settings_get_for_screen (screen);
+ if (image->data.name.pixbuf == NULL)
+ {
+ if (priv->pixel_size != -1)
+ {
+ width = height = priv->pixel_size;
+ }
+ else if (!gtk_icon_size_lookup_for_settings (settings,
+ image->icon_size,
+ &width, &height))
+ {
+ if (image->icon_size == -1)
+ {
+ /* Find an available size close to 48 */
+ sizes = gtk_icon_theme_get_icon_sizes (icon_theme, image->data.name.icon_name);
+ dist = 100;
+ width = height = 48;
+ for (s = sizes; *s; s++)
+ {
+ if (*s == -1)
+ {
+ width = height = 48;
+ break;
+ }
+ if (*s < 48)
+ {
+ if (48 - *s < dist)
+ {
+ width = height = *s;
+ dist = 48 - *s;
+ }
+ }
+ else
+ {
+ if (*s - 48 < dist)
+ {
+ width = height = *s;
+ dist = *s - 48;
+ }
+ }
+ }
+ g_free (sizes);
+ }
+ else
+ {
+ g_warning ("Invalid icon size %d\n", image->icon_size);
+ width = height = 24;
+ }
+ }
+ image->data.name.pixbuf =
+ gtk_icon_theme_load_icon (icon_theme,
+ image->data.name.icon_name,
+ MIN (width, height), 0, &error);
+ if (image->data.name.pixbuf == NULL)
+ {
+ g_error_free (error);
+ image->data.name.pixbuf =
+ gtk_widget_render_icon (GTK_WIDGET (image),
+ GTK_STOCK_MISSING_IMAGE,
+ image->icon_size,
+ NULL);
+ }
+ }
+}
+
/*
* Like gdk_rectangle_intersect (dest, src, dest), but make
* sure that the origin of dest is moved by an "even" offset.
@@ -1266,6 +1560,8 @@ gtk_image_expose (GtkWidget *widget,
GdkBitmap *mask;
GdkPixbuf *pixbuf;
gboolean needs_state_transform;
+ GdkScreen *screen;
+ GtkIconTheme *icon_theme;
image = GTK_IMAGE (widget);
misc = GTK_MISC (widget);
@@ -1433,6 +1729,26 @@ gtk_image_expose (GtkWidget *widget,
}
break;
+ case GTK_IMAGE_ICON_NAME:
+ if (image->data.name.theme_change_id == 0)
+ {
+ screen = gtk_widget_get_screen (widget);
+ icon_theme = gtk_icon_theme_get_for_screen (screen);
+ image->data.name.theme_change_id =
+ g_signal_connect_object (icon_theme, "changed",
+ G_CALLBACK (icon_theme_changed),
+ image, 0);
+ }
+ ensure_pixbuf_for_icon_name (image);
+ pixbuf = image->data.name.pixbuf;
+ if (pixbuf)
+ {
+ g_object_ref (pixbuf);
+ image_bound.width = gdk_pixbuf_get_width (pixbuf);
+ image_bound.height = gdk_pixbuf_get_height (pixbuf);
+ }
+ break;
+
case GTK_IMAGE_EMPTY:
g_assert_not_reached ();
break;
@@ -1522,6 +1838,7 @@ gtk_image_expose (GtkWidget *widget,
case GTK_IMAGE_STOCK:
case GTK_IMAGE_ICON_SET:
case GTK_IMAGE_ANIMATION:
+ case GTK_IMAGE_ICON_NAME:
case GTK_IMAGE_EMPTY:
g_assert_not_reached ();
break;
@@ -1619,6 +1936,20 @@ gtk_image_clear (GtkImage *image)
g_object_notify (G_OBJECT (image), "pixbuf_animation");
break;
+
+ case GTK_IMAGE_ICON_NAME:
+ gtk_image_reset_icon_theme_change_cb (image);
+
+ if (image->data.name.icon_name)
+ g_free (image->data.name.icon_name);
+ image->data.name.icon_name = NULL;
+ if (image->data.name.pixbuf)
+ g_object_unref (image->data.name.pixbuf);
+ image->data.name.pixbuf = NULL;
+
+ g_object_notify (G_OBJECT (image), "icon_name");
+
+ break;
case GTK_IMAGE_EMPTY:
default:
@@ -1670,7 +2001,11 @@ gtk_image_calc_size (GtkImage *image)
widget,
NULL);
break;
-
+ case GTK_IMAGE_ICON_NAME:
+ ensure_pixbuf_for_icon_name (image);
+ pixbuf = image->data.name.pixbuf;
+ if (pixbuf) g_object_ref (pixbuf);
+ break;
default:
break;
}
@@ -1699,6 +2034,39 @@ gtk_image_size_request (GtkWidget *widget,
}
static void
+gtk_image_style_set (GtkWidget *widget,
+ GtkStyle *prev_style)
+{
+ GtkImage *image;
+
+ image = GTK_IMAGE (widget);
+
+ /* If the GTK style changes, the pixel values corresponding to
+ * particular GtkIconSize values can change. So if the image's
+ * storage type makes use of the icon size, queue a resize.
+ */
+ switch (image->storage_type)
+ {
+ case GTK_IMAGE_ICON_NAME:
+ /* release the cached pixbuf */
+ if (image->data.name.pixbuf != NULL)
+ {
+ g_object_unref (image->data.name.pixbuf);
+ image->data.name.pixbuf = NULL;
+ }
+ /* fall through */
+ case GTK_IMAGE_STOCK:
+ case GTK_IMAGE_ICON_SET:
+ gtk_widget_queue_resize (widget);
+ break;
+ default:
+ break;
+ }
+
+ GTK_WIDGET_CLASS (parent_class)->style_set (widget, prev_style);
+}
+
+static void
gtk_image_update_size (GtkImage *image,
gint image_width,
gint image_height)
@@ -1709,3 +2077,66 @@ gtk_image_update_size (GtkImage *image,
if (GTK_WIDGET_VISIBLE (image))
gtk_widget_queue_resize (GTK_WIDGET (image));
}
+
+
+/**
+ * gtk_image_set_pixel_size:
+ * @image: a #GtkImage
+ * @pixel_size: the new pixel size
+ *
+ * Sets the pixel size to use for named icons. If the pixel size is set
+ * to a value != -1, it is used instead of the ::icon-size property for
+ * images of type %GTK_IMAGE_ICON_NAME.
+ *
+ * Since: 2.6
+ */
+void
+gtk_image_set_pixel_size (GtkImage *image,
+ gint pixel_size)
+{
+ GtkImagePrivate *priv;
+
+ g_return_if_fail (GTK_IS_IMAGE (image));
+
+ priv = GTK_IMAGE_GET_PRIVATE (image);
+
+ if (priv->pixel_size != pixel_size)
+ {
+ priv->pixel_size = pixel_size;
+
+ if (image->storage_type == GTK_IMAGE_ICON_NAME)
+ {
+ if (image->data.name.pixbuf)
+ {
+ g_object_unref (image->data.name.pixbuf);
+ image->data.name.pixbuf = NULL;
+ }
+
+ gtk_image_update_size (image, pixel_size, pixel_size);
+ }
+
+ g_object_notify (G_OBJECT (image), "pixel-size");
+ }
+}
+
+/**
+ * gtk_image_get_pixel_size:
+ * @image: a #GtkImage
+ *
+ * Gets the pixel size used for named icons.
+ *
+ * Returns: the value of the :pixel-size property.
+ *
+ * Since: 2.6
+ */
+gint
+gtk_image_get_pixel_size (GtkImage *image)
+{
+ GtkImagePrivate *priv;
+
+ g_return_val_if_fail (GTK_IS_IMAGE (image), -1);
+
+ priv = GTK_IMAGE_GET_PRIVATE (image);
+
+ return priv->pixel_size;
+}
diff --git a/gtk/gtkimage.h b/gtk/gtkimage.h
index 2b997ab6d8..28c6776c64 100644
--- a/gtk/gtkimage.h
+++ b/gtk/gtkimage.h
@@ -53,6 +53,7 @@ typedef struct _GtkImagePixbufData GtkImagePixbufData;
typedef struct _GtkImageStockData GtkImageStockData;
typedef struct _GtkImageIconSetData GtkImageIconSetData;
typedef struct _GtkImageAnimationData GtkImageAnimationData;
+typedef struct _GtkImageIconNameData GtkImageIconNameData;
struct _GtkImagePixmapData
{
@@ -86,6 +87,13 @@ struct _GtkImageAnimationData
guint frame_timeout;
};
+struct _GtkImageIconNameData
+{
+ gchar *icon_name;
+ GdkPixbuf *pixbuf;
+ guint theme_change_id;
+};
+
typedef enum
{
GTK_IMAGE_EMPTY,
@@ -94,7 +102,8 @@ typedef enum
GTK_IMAGE_PIXBUF,
GTK_IMAGE_STOCK,
GTK_IMAGE_ICON_SET,
- GTK_IMAGE_ANIMATION
+ GTK_IMAGE_ANIMATION,
+ GTK_IMAGE_ICON_NAME
} GtkImageType;
struct _GtkImage
@@ -111,12 +120,13 @@ struct _GtkImage
GtkImageStockData stock;
GtkImageIconSetData icon_set;
GtkImageAnimationData anim;
+ GtkImageIconNameData name;
} data;
/* Only used with GTK_IMAGE_PIXMAP, GTK_IMAGE_IMAGE */
GdkBitmap *mask;
- /* Only used with GTK_IMAGE_STOCK, GTK_IMAGE_ICON_SET */
+ /* Only used with GTK_IMAGE_STOCK, GTK_IMAGE_ICON_SET, GTK_IMAGE_ICON_NAME */
GtkIconSize icon_size;
};
@@ -145,6 +155,8 @@ GtkWidget* gtk_image_new_from_stock (const gchar *stock_id,
GtkWidget* gtk_image_new_from_icon_set (GtkIconSet *icon_set,
GtkIconSize size);
GtkWidget* gtk_image_new_from_animation (GdkPixbufAnimation *animation);
+GtkWidget* gtk_image_new_from_icon_name (const gchar *icon_name,
+ GtkIconSize size);
void gtk_image_set_from_pixmap (GtkImage *image,
GdkPixmap *pixmap,
@@ -164,6 +176,11 @@ void gtk_image_set_from_icon_set (GtkImage *image,
GtkIconSize size);
void gtk_image_set_from_animation (GtkImage *image,
GdkPixbufAnimation *animation);
+void gtk_image_set_from_icon_name (GtkImage *image,
+ const gchar *icon_name,
+ GtkIconSize size);
+void gtk_image_set_pixel_size (GtkImage *image,
+ gint pixel_size);
GtkImageType gtk_image_get_storage_type (GtkImage *image);
@@ -181,7 +198,10 @@ void gtk_image_get_icon_set (GtkImage *image,
GtkIconSet **icon_set,
GtkIconSize *size);
GdkPixbufAnimation* gtk_image_get_animation (GtkImage *image);
-
+void gtk_image_get_icon_name (GtkImage *image,
+ gchar **icon_name,
+ GtkIconSize *size);
+gint gtk_image_get_pixel_size (GtkImage *image);
#ifndef GTK_DISABLE_DEPRECATED
/* These three are deprecated */
diff --git a/tests/testimage.c b/tests/testimage.c
new file mode 100644
index 0000000000..b9ade1d1f2
--- /dev/null
+++ b/tests/testimage.c
@@ -0,0 +1,153 @@
+/* testimage.c
+ * Copyright (C) 2004 Red Hat, Inc.
+ *
+ * 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, write to the
+ * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ * Boston, MA 02111-1307, USA.
+ */
+
+#include <gtk/gtk.h>
+
+static void
+drag_begin (GtkWidget *widget,
+ GdkDragContext *context,
+ gpointer data)
+{
+ GtkWidget *image = GTK_WIDGET (data);
+
+ GdkPixbuf *pixbuf = gtk_image_get_pixbuf (GTK_IMAGE (image));
+
+ gtk_drag_set_icon_pixbuf (context, pixbuf, -2, -2);
+}
+
+void
+drag_data_get (GtkWidget *widget,
+ GdkDragContext *context,
+ GtkSelectionData *selection_data,
+ guint info,
+ guint time,
+ gpointer data)
+{
+ GtkWidget *image = GTK_WIDGET (data);
+
+ GdkPixbuf *pixbuf = gtk_image_get_pixbuf (GTK_IMAGE (image));
+
+ gtk_selection_data_set_pixbuf (selection_data, pixbuf);
+}
+
+static void
+drag_data_received (GtkWidget *widget,
+ GdkDragContext *context,
+ gint x,
+ gint y,
+ GtkSelectionData *selection_data,
+ guint info,
+ guint32 time,
+ gpointer data)
+{
+ GtkWidget *image = GTK_WIDGET (data);
+
+ GdkPixbuf *pixbuf;
+
+ if (selection_data->length < 0)
+ return;
+
+ pixbuf = gtk_selection_data_get_pixbuf (selection_data);
+
+ gtk_image_set_from_pixbuf (GTK_IMAGE (image), pixbuf);
+}
+
+int
+main (int argc, char **argv)
+{
+ GtkWidget *window, *table;
+ GtkWidget *label, *image, *box;
+ GtkIconTheme *theme;
+ GdkPixbuf *pixbuf;
+ GtkIconSet *iconset;
+ GtkIconSource *iconsource;
+ gchar *icon_name = "gnome-terminal";
+
+ gtk_init (&argc, &argv);
+
+ if (argc > 1)
+ icon_name = argv[1];
+
+ window = gtk_window_new (GTK_WINDOW_TOPLEVEL);
+ table = gtk_table_new (4, 3, FALSE);
+ gtk_container_add (GTK_CONTAINER (window), table);
+
+ label = gtk_label_new ("symbolic size");
+ gtk_table_attach (GTK_TABLE (table), label, 1, 2, 0, 1,
+ 0, 0, 5, 5);
+ label = gtk_label_new ("fixed size");
+ gtk_table_attach (GTK_TABLE (table), label, 2, 3, 0, 1,
+ 0, 0, 5, 5);
+
+ label = gtk_label_new ("GTK_IMAGE_PIXBUF");
+ gtk_table_attach_defaults (GTK_TABLE (table), label, 0, 1, 1, 2);
+
+ theme = gtk_icon_theme_get_default ();
+ pixbuf = gtk_icon_theme_load_icon (theme, icon_name, 48, 0, NULL);
+ image = gtk_image_new_from_pixbuf (pixbuf);
+ box = gtk_event_box_new ();
+ gtk_container_add (GTK_CONTAINER (box), image);
+ gtk_table_attach_defaults (GTK_TABLE (table), box, 2, 3, 1, 2);
+
+ gtk_drag_source_set (box, GDK_BUTTON1_MASK,
+ NULL, 0,
+ GDK_ACTION_COPY);
+ gtk_drag_source_add_image_targets (box);
+ g_signal_connect (box, "drag_begin", G_CALLBACK (drag_begin), image);
+ g_signal_connect (box, "drag_data_get", G_CALLBACK (drag_data_get), image);
+
+ gtk_drag_dest_set (box,
+ GTK_DEST_DEFAULT_MOTION |
+ GTK_DEST_DEFAULT_HIGHLIGHT |
+ GTK_DEST_DEFAULT_DROP,
+ NULL, 0, GDK_ACTION_COPY);
+ gtk_drag_dest_add_image_targets (box);
+ g_signal_connect (box, "drag_data_received",
+ G_CALLBACK (drag_data_received), image);
+
+ label = gtk_label_new ("GTK_IMAGE_STOCK");
+ gtk_table_attach_defaults (GTK_TABLE (table), label, 0, 1, 2, 3);
+
+ image = gtk_image_new_from_stock (GTK_STOCK_REDO, GTK_ICON_SIZE_DIALOG);
+ gtk_table_attach_defaults (GTK_TABLE (table), image, 1, 2, 2, 3);
+
+ label = gtk_label_new ("GTK_IMAGE_ICON_SET");
+ gtk_table_attach_defaults (GTK_TABLE (table), label, 0, 1, 3, 4);
+
+ iconsource = gtk_icon_source_new ();
+ gtk_icon_source_set_icon_name (iconsource, icon_name);
+ iconset = gtk_icon_set_new ();
+ gtk_icon_set_add_source (iconset, iconsource);
+ image = gtk_image_new_from_icon_set (iconset, GTK_ICON_SIZE_DIALOG);
+ gtk_table_attach_defaults (GTK_TABLE (table), image, 1, 2, 3, 4);
+
+ label = gtk_label_new ("GTK_IMAGE_ICON_NAME");
+ gtk_table_attach_defaults (GTK_TABLE (table), label, 0, 1, 4, 5);
+ image = gtk_image_new_from_icon_name (icon_name, GTK_ICON_SIZE_DIALOG);
+ gtk_table_attach_defaults (GTK_TABLE (table), image, 1, 2, 4, 5);
+ image = gtk_image_new_from_icon_name (icon_name, GTK_ICON_SIZE_DIALOG);
+ gtk_image_set_pixel_size (GTK_IMAGE (image), 30);
+ gtk_table_attach_defaults (GTK_TABLE (table), image, 2, 3, 4, 5);
+
+ gtk_widget_show_all (window);
+
+ gtk_main ();
+
+ return 0;
+}