]> www.fi.muni.cz Git - evince.git/blobdiff - shell/ev-window.c
Add image handling support. Fixes bugs #310008 and #325047. Images
[evince.git] / shell / ev-window.c
index ec979874bdba626c640959973a1e75d2e7f18358..c0adf8e9f9a08e672c493394571050d230bd4a91 100644 (file)
@@ -70,6 +70,7 @@
 #include "ev-utils.h"
 #include "ev-debug.h"
 #include "ev-history.h"
+#include "ev-image.h"
 
 #ifdef WITH_GNOME_PRINT
 #include "ev-print-job.h"
@@ -151,9 +152,10 @@ struct _EvWindowPrivate {
        GtkWidget *fullscreen_popup;
        guint      fullscreen_timeout_id;
 
-       /* Popup link */
+       /* Popup view */
        GtkWidget *view_popup;
        EvLink    *link;
+       EvImage   *image;
 
        /* Popup attachment */
        GtkWidget    *attachment_popup;
@@ -242,6 +244,10 @@ static void     ev_view_popup_cmd_open_link_new_window  (GtkAction        *actio
                                                         EvWindow         *window);
 static void     ev_view_popup_cmd_copy_link_address     (GtkAction        *action,
                                                         EvWindow         *window);
+static void     ev_view_popup_cmd_save_image_as         (GtkAction        *action,
+                                                        EvWindow         *window);
+static void     ev_view_popup_cmd_copy_image            (GtkAction        *action,
+                                                        EvWindow         *window);
 static void    ev_attachment_popup_cmd_open_attachment (GtkAction        *action,
                                                         EvWindow *window);
 static void    ev_attachment_popup_cmd_save_attachment_as (GtkAction *action, 
@@ -3290,18 +3296,13 @@ ev_window_sidebar_visibility_changed_cb (EvSidebar  *ev_sidebar,
        }
 }
 
-static gboolean
-view_menu_popup_cb (EvView   *view,
-                   EvLink   *link,
-                   EvWindow *ev_window)
+static void
+view_menu_link_popup (EvWindow *ev_window,
+                     EvLink   *link)
 {
-       GtkWidget *popup;
        gboolean   show_external = FALSE;
        gboolean   show_internal = FALSE;
        GtkAction *action;
-
-       if (ev_view_get_presentation (EV_VIEW (ev_window->priv->view)))
-               return FALSE;
        
        if (ev_window->priv->link)
                g_object_unref (ev_window->priv->link);
@@ -3311,26 +3312,23 @@ view_menu_popup_cb (EvView   *view,
        else    
                ev_window->priv->link = NULL;
 
-       popup = ev_window->priv->view_popup;
-
        if (ev_window->priv->link) {
                EvLinkAction *ev_action;
 
                ev_action = ev_link_get_action (link);
-               if (!ev_action)
-                       return FALSE;
-               
-               switch (ev_link_action_get_action_type (ev_action)) {
-                       case EV_LINK_ACTION_TYPE_GOTO_DEST:
-                       case EV_LINK_ACTION_TYPE_GOTO_REMOTE:
-                               show_internal = TRUE;
-                               break;
-                       case EV_LINK_ACTION_TYPE_EXTERNAL_URI:
-                       case EV_LINK_ACTION_TYPE_LAUNCH:
-                               show_external = TRUE;
-                               break;
-                       default:
-                               break;
+               if (ev_action) {
+                       switch (ev_link_action_get_action_type (ev_action)) {
+                               case EV_LINK_ACTION_TYPE_GOTO_DEST:
+                               case EV_LINK_ACTION_TYPE_GOTO_REMOTE:
+                                       show_internal = TRUE;
+                                       break;
+                               case EV_LINK_ACTION_TYPE_EXTERNAL_URI:
+                               case EV_LINK_ACTION_TYPE_LAUNCH:
+                                       show_external = TRUE;
+                                       break;
+                               default:
+                                       break;
+                       }
                }
        }
        
@@ -3349,9 +3347,49 @@ view_menu_popup_cb (EvView   *view,
        action = gtk_action_group_get_action (ev_window->priv->view_popup_action_group,
                                              "OpenLinkNewWindow");
        gtk_action_set_visible (action, show_internal);
+}
 
-       gtk_menu_popup (GTK_MENU (popup), NULL, NULL,
-                       NULL, NULL,
+static void
+view_menu_image_popup (EvWindow  *ev_window,
+                      EvImage   *image)
+{
+       GtkAction *action;
+       gboolean   show_image = FALSE;
+       
+       if (ev_window->priv->image)
+               g_object_unref (ev_window->priv->image);
+       
+       if (image)
+               ev_window->priv->image = g_object_ref (image);
+       else    
+               ev_window->priv->image = NULL;
+
+       show_image = (ev_window->priv->image != NULL);
+       
+       action = gtk_action_group_get_action (ev_window->priv->view_popup_action_group,
+                                             "SaveImageAs");
+       gtk_action_set_visible (action, show_image);
+
+       action = gtk_action_group_get_action (ev_window->priv->view_popup_action_group,
+                                             "CopyImage");
+       gtk_action_set_visible (action, show_image);
+}
+
+static gboolean
+view_menu_popup_cb (EvView   *view,
+                   GObject  *object,
+                   EvWindow *ev_window)
+{
+       if (ev_view_get_presentation (EV_VIEW (ev_window->priv->view)))
+               return FALSE;
+
+       view_menu_link_popup (ev_window,
+                             EV_IS_LINK (object) ? EV_LINK (object) : NULL);
+       view_menu_image_popup (ev_window,
+                              EV_IS_IMAGE (object) ? EV_IMAGE (object) : NULL);
+       
+       gtk_menu_popup (GTK_MENU (ev_window->priv->view_popup),
+                       NULL, NULL, NULL, NULL,
                        3, gtk_get_current_event_time ());
        return TRUE;
 }
@@ -3617,6 +3655,11 @@ ev_window_dispose (GObject *object)
                priv->link = NULL;
        }
 
+       if (priv->image) {
+               g_object_unref (priv->image);
+               priv->image = NULL;
+       }
+
        if (priv->attach_list) {
                g_list_foreach (priv->attach_list,
                                (GFunc) g_object_unref,
@@ -3848,8 +3891,11 @@ static const GtkActionEntry view_popup_entries [] = {
        { "OpenLinkNewWindow", NULL, N_("Open in New _Window"), NULL,
          NULL, G_CALLBACK (ev_view_popup_cmd_open_link_new_window) },
        { "CopyLinkAddress", NULL, N_("_Copy Link Address"), NULL,
-         NULL,
-         G_CALLBACK (ev_view_popup_cmd_copy_link_address) },
+         NULL, G_CALLBACK (ev_view_popup_cmd_copy_link_address) },
+       { "SaveImageAs", NULL, N_("_Save Image As..."), NULL,
+         NULL, G_CALLBACK (ev_view_popup_cmd_save_image_as) },
+       { "CopyImage", NULL, N_("Copy _Image"), NULL,
+         NULL, G_CALLBACK (ev_view_popup_cmd_copy_image) },
 };
 
 static const GtkActionEntry attachment_popup_entries [] = {
@@ -4228,6 +4274,86 @@ ev_view_popup_cmd_copy_link_address (GtkAction *action, EvWindow *window)
        gtk_clipboard_set_text (clipboard, uri, -1);
 }
 
+static void
+image_save_dialog_response_cb (GtkWidget *fc,
+                              gint       response_id,
+                              EvWindow  *ev_window)
+{
+       gchar  *uri;
+       gchar  *filename;
+       GError *error = NULL;
+       
+       if (response_id != GTK_RESPONSE_OK) {
+               gtk_widget_destroy (fc);
+               return;
+       }
+
+       uri = gtk_file_chooser_get_uri (GTK_FILE_CHOOSER (fc));
+       filename = g_filename_from_uri (uri, NULL, NULL);
+       g_free (uri);
+       
+       /* FIXME: allow saving in other image formats than png */
+       gdk_pixbuf_save (ev_image_get_pixbuf (ev_window->priv->image),
+                        filename, "png", &error, NULL);
+       
+       if (error) {
+               ev_window_error_dialog (GTK_WINDOW (fc),
+                                       _("The image could not be saved."),
+                                       error);
+               g_error_free (error);
+       }
+
+       g_free (filename);
+
+       gtk_widget_destroy (fc);
+}
+
+static void
+ev_view_popup_cmd_save_image_as (GtkAction *action, EvWindow *window)
+{
+       GtkWidget     *fc;
+       GtkFileFilter *filter;
+
+       if (!window->priv->image)
+               return;
+
+       fc = gtk_file_chooser_dialog_new (_("Save Image"),
+                                         GTK_WINDOW (window),
+                                         GTK_FILE_CHOOSER_ACTION_SAVE,
+                                         GTK_STOCK_CANCEL,
+                                         GTK_RESPONSE_CANCEL,
+                                         GTK_STOCK_SAVE, GTK_RESPONSE_OK,
+                                         NULL);
+
+       gtk_dialog_set_default_response (GTK_DIALOG (fc), GTK_RESPONSE_OK);
+       gtk_file_chooser_set_do_overwrite_confirmation (GTK_FILE_CHOOSER (fc), TRUE);
+
+       filter = gtk_file_filter_new ();
+       gtk_file_filter_set_name (filter, _("Images"));
+       gtk_file_filter_add_pixbuf_formats (filter);
+       gtk_file_chooser_add_filter (GTK_FILE_CHOOSER (fc), filter);
+
+       g_signal_connect (fc, "response",
+                         G_CALLBACK (image_save_dialog_response_cb),
+                         window);
+
+       gtk_widget_show (fc);
+}
+
+static void
+ev_view_popup_cmd_copy_image (GtkAction *action, EvWindow *window)
+{
+       GtkClipboard *clipboard;
+
+       if (!window->priv->image)
+               return;
+       
+       clipboard = gtk_widget_get_clipboard (GTK_WIDGET (window),
+                                             GDK_SELECTION_CLIPBOARD);
+       gtk_clipboard_set_image (clipboard,
+                                ev_image_get_pixbuf (window->priv->image));
+}
+
 static void
 ev_attachment_popup_cmd_open_attachment (GtkAction *action, EvWindow *window)
 {
@@ -4317,7 +4443,7 @@ ev_attachment_popup_cmd_save_attachment_as (GtkAction *action, EvWindow *window)
                attachment = (EvAttachment *) window->priv->attach_list->data;
        
        fc = gtk_file_chooser_dialog_new (
-               _("Save a Copy"),
+               _("Save Attachment"),
                GTK_WINDOW (window),
                attachment ? GTK_FILE_CHOOSER_ACTION_SAVE : GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER,
                GTK_STOCK_CANCEL,