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Allow to set a global hook function thats called whenever a link button is

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2006-01-28  Matthias Clasen  <mclasen@redhat.com>

	* gtk/gtk.symbols:
	* gtk/gtklinkbutton.h:
	* gtk/gtklinkbutton.c: Allow to set a global hook function
	thats called whenever a link button is clicked.
This commit is contained in:
Matthias Clasen 2006-01-28 06:20:30 +00:00 committed by Matthias Clasen
parent 017a5e3d5b
commit 40aa02249b
7 changed files with 62 additions and 0 deletions
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5
ChangeLog
View File

@ -1,5 +1,10 @@
2006-01-28 Matthias Clasen <mclasen@redhat.com>
* gtk/gtk.symbols:
* gtk/gtklinkbutton.h:
* gtk/gtklinkbutton.c: Allow to set a global hook function
thats called whenever a link button is clicked.
More work on GtkAssistant by Carlos Garnacho:
* demos/gtk-demo/Makefile.am:

5
ChangeLog.pre-2-10
View File

@ -1,5 +1,10 @@
2006-01-28 Matthias Clasen <mclasen@redhat.com>
* gtk/gtk.symbols:
* gtk/gtklinkbutton.h:
* gtk/gtklinkbutton.c: Allow to set a global hook function
thats called whenever a link button is clicked.
More work on GtkAssistant by Carlos Garnacho:
* demos/gtk-demo/Makefile.am:

2
docs/reference/ChangeLog
View File

@ -1,5 +1,7 @@
2006-01-28 Matthias Clasen <mclasen@redhat.com>
* gtk/gtk-sections.txt: Add gtk_link_button_set_uri_hook
* gtk/gtk-docs.sgml:
* gtk/migrating-GtkAssistant.sgml: Add a migration guide
GnomeDruid --> GtkAssistant. (Carlos Garnacho)

1
docs/reference/gtk/gtk-sections.txt
View File

@ -2077,6 +2077,7 @@ gtk_link_button_new
gtk_link_button_new_with_label
gtk_link_button_get_uri
gtk_link_button_set_uri
gtk_link_button_set_uri_hook
<SUBSECTION Standard>
GTK_TYPE_LINK_BUTTON

1
gtk/gtk.symbols
View File

@ -2001,6 +2001,7 @@ gtk_link_button_new
gtk_link_button_new_with_label
gtk_link_button_get_uri
gtk_link_button_set_uri
gtk_link_button_set_uri_hook
#endif
#endif

40
gtk/gtklinkbutton.c
View File

@ -102,6 +102,10 @@ static const GtkTargetEntry link_drop_types[] = {
static GdkColor default_link_color = { 0, 0, 0, 0xeeee };
static GdkColor default_visited_link_color = { 0, 0x5555, 0x1a1a, 0x8b8b };
static GtkLinkButtonUriFunc uri_func = NULL;
static gpointer uri_func_data = NULL;
static GDestroyNotify uri_func_destroy = NULL;
G_DEFINE_TYPE (GtkLinkButton, gtk_link_button, GTK_TYPE_BUTTON);
static void
@ -436,6 +440,9 @@ gtk_link_button_clicked (GtkButton *button)
{
GtkLinkButton *link_button = GTK_LINK_BUTTON (button);
if (uri_func)
(* uri_func) (button, link_button->priv->uri, uri_func_data);
link_button->priv->visited = TRUE;
set_link_color (link_button);
@ -615,5 +622,38 @@ gtk_link_button_get_uri (GtkLinkButton *link_button)
return link_button->priv->uri;
}
/**
* gtk_link_button_set_uri_hook:
* @func: a function called each time a #GtkLinkButton is clicked, or %NULL
* @data: user data to be passed to @func, or %NULL
* @destroy: a #GDestroyNotify that gets called when @data is no longer needed, or %NULL
*
* Sets @func as the function that should be invoked every time a user clicks
* a #GtkLinkButton. This function is called before every callback registered
* for the "clicked" signal.
*
* Return value: the previously set hook function.
*
* Since: 2.10
*/
GtkLinkButtonUriFunc
gtk_link_button_set_uri_hook (GtkLinkButtonUriFunc func,
gpointer data,
GDestroyNotify destroy)
{
GtkLinkButtonUriFunc old_uri_func;
if (uri_func_destroy)
(* uri_func_destroy) (uri_func_data);
old_uri_func = uri_func;
uri_func = func;
uri_func_data = data;
uri_func_destroy = destroy;
return old_uri_func;
}
#define __GTK_LINK_BUTTON_C__
#include "gtkaliasdef.c"

8
gtk/gtklinkbutton.h
View File

@ -41,6 +41,10 @@ typedef struct _GtkLinkButton GtkLinkButton;
typedef struct _GtkLinkButtonClass GtkLinkButtonClass;
typedef struct _GtkLinkButtonPrivate GtkLinkButtonPrivate;
typedef void (*GtkLinkButtonUriFunc) (GtkLinkButton *button,
const gchar *link,
gpointer user_data);
struct _GtkLinkButton
{
GtkButton parent_instance;
@ -68,6 +72,10 @@ G_CONST_RETURN gchar *gtk_link_button_get_uri (GtkLinkButton *link_but
void gtk_link_button_set_uri (GtkLinkButton *link_button,
const gchar *uri);
GtkLinkButtonUriFunc gtk_link_button_set_uri_hook (GtkLinkButtonUriFunc func,
gpointer data,
GDestroyNotify destroy);
G_END_DECLS
#endif /* __GTK_LINK_BUTTON_H__ */