diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/Makefile.am | 2 | ||||
| -rw-r--r-- | src/eom-clipboard-handler.c | 324 | ||||
| -rw-r--r-- | src/eom-clipboard-handler.h | 63 | ||||
| -rw-r--r-- | src/eom-window.c | 11 | 
4 files changed, 395 insertions, 5 deletions
| diff --git a/src/Makefile.am b/src/Makefile.am index 8d9e15f..91002f9 100644 --- a/src/Makefile.am +++ b/src/Makefile.am @@ -38,6 +38,7 @@ NOINST_H_FILES =			\  	eom-plugin-engine.h             \  	uta.h				\  	eom-close-confirmation-dialog.h	\ +	eom-clipboard-handler.h		\  	zoom.h  if ENABLE_PYTHON @@ -107,6 +108,7 @@ libeom_la_SOURCES =			\  	eom-plugin.c            	\  	eom-plugin-manager.c            \  	eom-plugin-engine.c            	\ +	eom-clipboard-handler.c		\  	uta.c				\  	zoom.c				\  	$(BUILT_SOURCES)		\ diff --git a/src/eom-clipboard-handler.c b/src/eom-clipboard-handler.c new file mode 100644 index 0000000..6d7cd4f --- /dev/null +++ b/src/eom-clipboard-handler.c @@ -0,0 +1,324 @@ +/* + * eom-clipboard-handler.c + * This file is part of eom + * + * Author: Felix Riemann <[email protected]> + * + * Copyright (C) 2010 GNOME Foundation + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * as published by the Free Software Foundation; either version 2 + * of the License, or (at your option) any later version. + * + * This program 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 General Public License for more details. + * + * You should have received a copy of the GNU General Public License along + * with this program; if not, write to the Free Software Foundation, Inc., + * 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA. + */ + +#ifdef HAVE_CONFIG_H +#include <config.h> +#endif + +#include <glib.h> +#include <gdk-pixbuf/gdk-pixbuf.h> +#include <gtk/gtk.h> +#include "eom-clipboard-handler.h" + +enum { +	PROP_0, +	PROP_PIXBUF, +	PROP_URI +}; + +enum { +	TARGET_PIXBUF, +	TARGET_TEXT, +	TARGET_URI +}; + +struct _EomClipboardHandlerPrivate { +	GdkPixbuf *pixbuf; +	gchar     *uri; +}; + +#define EOM_CLIPBOARD_HANDLER_GET_PRIVATE(object) \ +	(G_TYPE_INSTANCE_GET_PRIVATE ((object), EOM_TYPE_CLIPBOARD_HANDLER, EomClipboardHandlerPrivate)) + +G_DEFINE_TYPE(EomClipboardHandler, eom_clipboard_handler, G_TYPE_INITIALLY_UNOWNED) + +static GdkPixbuf* +eom_clipboard_handler_get_pixbuf (EomClipboardHandler *handler) +{ +	g_return_val_if_fail (EOM_IS_CLIPBOARD_HANDLER (handler), NULL); + +	return handler->priv->pixbuf; +} + +static const gchar * +eom_clipboard_handler_get_uri (EomClipboardHandler *handler) +{ +	g_return_val_if_fail (EOM_IS_CLIPBOARD_HANDLER (handler), NULL); + +	return handler->priv->uri; +} + +static void +eom_clipboard_handler_set_pixbuf (EomClipboardHandler *handler, GdkPixbuf *pixbuf) +{ +	g_return_if_fail (EOM_IS_CLIPBOARD_HANDLER (handler)); +	g_return_if_fail (pixbuf == NULL || GDK_IS_PIXBUF (pixbuf)); + +	if (handler->priv->pixbuf == pixbuf) +		return; + +	if (handler->priv->pixbuf) +		g_object_unref (handler->priv->pixbuf); + +	handler->priv->pixbuf = g_object_ref (pixbuf); + +	g_object_notify (G_OBJECT (handler), "pixbuf"); +} + +static void +eom_clipboard_handler_set_uri (EomClipboardHandler *handler, const gchar *uri) +{ +	g_return_if_fail (EOM_IS_CLIPBOARD_HANDLER (handler)); + +	if (handler->priv->uri != NULL) +		g_free (handler->priv->uri); + +	handler->priv->uri = g_strdup (uri); +	g_object_notify (G_OBJECT (handler), "uri"); +} + +static void +eom_clipboard_handler_get_property (GObject *object, guint property_id, +				    GValue *value, GParamSpec *pspec) +{ +	EomClipboardHandler *handler; + +	g_return_if_fail (EOM_IS_CLIPBOARD_HANDLER (object)); + +	handler = EOM_CLIPBOARD_HANDLER (object); + +	switch (property_id) { +	case PROP_PIXBUF: +		g_value_set_object (value, +				    eom_clipboard_handler_get_pixbuf (handler)); +		break; +	case PROP_URI: +		g_value_set_string (value, +				    eom_clipboard_handler_get_uri (handler)); +		break; +	default: +		G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec); +	} +} + +static void +eom_clipboard_handler_set_property (GObject *object, guint property_id, +				    const GValue *value, GParamSpec *pspec) +{ +	EomClipboardHandler *handler; + +	g_return_if_fail (EOM_IS_CLIPBOARD_HANDLER (object)); + +	handler = EOM_CLIPBOARD_HANDLER (object); + +	switch (property_id) { +	case PROP_PIXBUF: +	{ +		GdkPixbuf *pixbuf; + +		pixbuf = g_value_get_object (value); +		eom_clipboard_handler_set_pixbuf (handler, pixbuf); +		break; +	} +	case PROP_URI: +	{ +		const gchar *uri; + +		uri = g_value_get_string (value); +		eom_clipboard_handler_set_uri (handler, uri); +		break; +	} +	default: +		G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec); +	} + +} + +static void +eom_clipboard_handler_dispose (GObject *obj) +{ +	EomClipboardHandlerPrivate *priv; + +	g_return_if_fail (EOM_IS_CLIPBOARD_HANDLER (obj)); + +	priv = EOM_CLIPBOARD_HANDLER (obj)->priv; + +	if (priv->pixbuf != NULL) { +		g_object_unref (priv->pixbuf); +		priv->pixbuf = NULL; +	} +	if (priv->uri) { +		g_free (priv->uri); +		priv->uri = NULL; +	} + +	G_OBJECT_CLASS (eom_clipboard_handler_parent_class)->dispose (obj); +} + +static void +eom_clipboard_handler_init (EomClipboardHandler *handler) +{ +	handler->priv = EOM_CLIPBOARD_HANDLER_GET_PRIVATE (handler); +} + +static void +eom_clipboard_handler_class_init (EomClipboardHandlerClass *klass) +{ +	GObjectClass *g_obj_class = G_OBJECT_CLASS (klass); + +	g_type_class_add_private (klass, sizeof (EomClipboardHandlerPrivate)); + +	g_obj_class->get_property = eom_clipboard_handler_get_property; +	g_obj_class->set_property = eom_clipboard_handler_set_property; +	g_obj_class->dispose = eom_clipboard_handler_dispose; + +	g_object_class_install_property ( +		g_obj_class, PROP_PIXBUF, +		g_param_spec_object ("pixbuf", NULL, NULL, GDK_TYPE_PIXBUF, +				     G_PARAM_READWRITE | G_PARAM_CONSTRUCT_ONLY | +				     G_PARAM_STATIC_STRINGS)); + +	g_object_class_install_property ( +		g_obj_class, PROP_URI, +		g_param_spec_string ("uri", NULL, NULL, NULL, +				     G_PARAM_READWRITE | G_PARAM_CONSTRUCT_ONLY | +				     G_PARAM_STATIC_STRINGS)); +} + +EomClipboardHandler* +eom_clipboard_handler_new (EomImage *img) +{ +	GObject *obj; +	GFile *file; +	GdkPixbuf *pbuf; +	gchar *uri; + +	g_object_ref (img); +	pbuf = eom_image_get_pixbuf (img); +	file = eom_image_get_file (img); +	uri = g_file_get_uri (file); +	obj = g_object_new (EOM_TYPE_CLIPBOARD_HANDLER, +			    "pixbuf", pbuf, +			    "uri", uri, +			    NULL); +	g_free (uri); +	g_object_unref (file); +	g_object_unref (pbuf); +	g_object_unref (img); + +	return EOM_CLIPBOARD_HANDLER (obj); + +} + +static void +eom_clipboard_handler_get_func (GtkClipboard *clipboard, +				GtkSelectionData *selection, +				guint info, gpointer owner) +{ +	EomClipboardHandler *handler; + +	g_return_if_fail (EOM_IS_CLIPBOARD_HANDLER (owner)); + +	handler = EOM_CLIPBOARD_HANDLER (owner); + +	switch (info) { +	case TARGET_PIXBUF: +	{ +		GdkPixbuf *pixbuf = eom_clipboard_handler_get_pixbuf (handler); +		g_object_ref (pixbuf); +		gtk_selection_data_set_pixbuf (selection, pixbuf); +		g_object_unref (pixbuf); +		break; +	} +	case TARGET_TEXT: +	{ +		gtk_selection_data_set_text (selection, +					     eom_clipboard_handler_get_uri (handler), +					     -1); +		break; +	} +	case TARGET_URI: +	{ +		gchar *uris[2]; +		uris[0] = g_strdup (eom_clipboard_handler_get_uri (handler)); +		uris[1] = NULL; + +		gtk_selection_data_set_uris (selection, uris); +		g_free (uris[0]); +		break; +	} +	default: +		g_return_if_reached (); +	} + +} + +static void +eom_clipboard_handler_clear_func (GtkClipboard *clipboard, gpointer owner) +{ +	g_return_if_fail (EOM_IS_CLIPBOARD_HANDLER (owner)); + +	g_object_unref (G_OBJECT (owner)); +} + +void +eom_clipboard_handler_copy_to_clipboard (EomClipboardHandler *handler, +					 GtkClipboard *clipboard) +{ +	GtkTargetList *tlist; +	GtkTargetEntry *targets; +	gint n_targets = 0; +	gboolean set = FALSE; + +	tlist = gtk_target_list_new (NULL, 0); + +	if (handler->priv->pixbuf != NULL) +		gtk_target_list_add_image_targets (tlist, TARGET_PIXBUF, TRUE); + +	if (handler->priv->uri != NULL) { +		gtk_target_list_add_text_targets (tlist, TARGET_TEXT); +		gtk_target_list_add_uri_targets (tlist, TARGET_URI); +	} + +	targets = gtk_target_table_new_from_list (tlist, &n_targets); + +	// We need to take ownership here if nobody else did +	g_object_ref_sink (handler); + +	if (n_targets > 0) { +		set = gtk_clipboard_set_with_owner (clipboard, +						    targets, n_targets, +						    eom_clipboard_handler_get_func, +						    eom_clipboard_handler_clear_func, +						    G_OBJECT (handler)); + +	} + +	if (!set) { +		gtk_clipboard_clear (clipboard); +		g_object_unref (handler); +	} + +	gtk_target_table_free (targets, n_targets); +	gtk_target_list_unref (tlist); +} diff --git a/src/eom-clipboard-handler.h b/src/eom-clipboard-handler.h new file mode 100644 index 0000000..8bb52de --- /dev/null +++ b/src/eom-clipboard-handler.h @@ -0,0 +1,63 @@ +/* + * eom-clipboard-handler.h + * This file is part of eom + * + * Author: Felix Riemann <[email protected]> + * + * Copyright (C) 2010 GNOME Foundation + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * as published by the Free Software Foundation; either version 2 + * of the License, or (at your option) any later version. + * + * This program 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 General Public License for more details. + * + * You should have received a copy of the GNU General Public License along + * with this program; if not, write to the Free Software Foundation, Inc., + * 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA. + */ + +#ifndef __EOM_CLIPBOARD_HANDLER_H__ +#define __EOM_CLIPBOARD_HANDLER_H__ + +#include <glib-object.h> +#include <gtk/gtk.h> + +#include "eom-image.h" + +G_BEGIN_DECLS + +#define EOM_TYPE_CLIPBOARD_HANDLER          (eom_clipboard_handler_get_type ()) +#define EOM_CLIPBOARD_HANDLER(o)            (G_TYPE_CHECK_INSTANCE_CAST ((o), EOM_TYPE_CLIPBOARD_HANDLER, EomClipboardHandler)) +#define EOM_CLIPBOARD_HANDLER_CLASS(k)      (G_TYPE_CHECK_CLASS_CAST((k), EOM_TYPE_CLIPBOARD_HANDLER, EomClipboardHandlerClass)) +#define EOM_IS_CLIPBOARD_HANDLER(o)         (G_TYPE_CHECK_INSTANCE_TYPE ((o), EOM_TYPE_CLIPBOARD_HANDLER)) +#define EOM_IS_CLIPBOARD_HANDLER_CLASS(k)   (G_TYPE_CHECK_CLASS_TYPE ((k), EOM_TYPE_CLIPBOARD_HANDLER)) +#define EOM_CLIPBOARD_HANDLER_GET_CLASS(o)  (G_TYPE_INSTANCE_GET_CLASS ((o), EOM_TYPE_CLIPBOARD_HANDLER, EomClipboardHandlerClass)) + +typedef struct _EomClipboardHandler EomClipboardHandler; +typedef struct _EomClipboardHandlerClass EomClipboardHandlerClass; +typedef struct _EomClipboardHandlerPrivate EomClipboardHandlerPrivate; + +struct _EomClipboardHandler { +	GObject parent; + +	EomClipboardHandlerPrivate *priv; +}; + +struct _EomClipboardHandlerClass { +	GObjectClass parent_klass; +}; + +GType eom_clipboard_handler_get_type (void) G_GNUC_CONST; + +EomClipboardHandler* eom_clipboard_handler_new (EomImage *img); + +void eom_clipboard_handler_copy_to_clipboard (EomClipboardHandler *handler, +					      GtkClipboard *clipboard); + +G_END_DECLS +#endif /* __EOM_CLIPBOARD_HANDLER_H__ */ diff --git a/src/eom-window.c b/src/eom-window.c index 5b4f59d..8be70e4 100644 --- a/src/eom-window.c +++ b/src/eom-window.c @@ -52,6 +52,7 @@  #include "eom-save-as-dialog-helper.h"  #include "eom-plugin-engine.h"  #include "eom-close-confirmation-dialog.h" +#include "eom-clipboard-handler.h"  #include "eom-enum-types.h" @@ -3546,10 +3547,10 @@ static void  eom_window_cmd_copy_image (GtkAction *action, gpointer user_data)  {  	GtkClipboard *clipboard; -	GdkPixbuf *pix;  	EomWindow *window;  	EomWindowPrivate *priv;  	EomImage *image; +	EomClipboardHandler *cbhandler;  	g_return_if_fail (EOM_IS_WINDOW (user_data)); @@ -3560,12 +3561,12 @@ eom_window_cmd_copy_image (GtkAction *action, gpointer user_data)  	g_return_if_fail (EOM_IS_IMAGE (image)); -	pix = eom_image_get_pixbuf (image); -  	clipboard = gtk_clipboard_get (GDK_SELECTION_CLIPBOARD); -	gtk_clipboard_set_image (clipboard, pix); -	g_object_unref (pix); +	cbhandler = eom_clipboard_handler_new (image); +	// cbhandler will self-destruct when it's not needed anymore +	eom_clipboard_handler_copy_to_clipboard (cbhandler, clipboard); +  }  static void | 
