Now able to receive drag and drop events from the browser
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parent
af1c226205
commit
c2157919f5
102
src/desktop.c
102
src/desktop.c
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@ -13,6 +13,8 @@
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* You should have received a copy of the Creative Commons Attribution-
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* NonCommercial-ShareAlike 3.0 along with Browser; if not, browse to
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* http://creativecommons.org/licenses/by-nc-sa/3.0/ */
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/* FIXME:
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* - factorize code with browser (drag and drop, exec) */
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@ -80,9 +82,63 @@ struct _DesktopIcon
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/* functions */
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/* private */
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static void _desktopicon_exec(DesktopIcon * desktopicon, char * program,
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char * flags, GList * selection);
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static void _desktopicon_update_transparency(DesktopIcon * desktopicon,
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GdkPixbuf * icon);
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/* desktopicon_exec */
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static void _desktopicon_exec(DesktopIcon * desktopicon, char * program,
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char * flags, GList * selection)
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{
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unsigned long i = flags != NULL ? 3 : 2;
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char ** argv = NULL;
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pid_t pid;
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GList * p;
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char ** q;
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if(selection == NULL)
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return;
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if((pid = fork()) == -1)
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{
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desktop_error(desktopicon->desktop, "fork", 0);
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return;
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}
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else if(pid != 0)
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return;
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for(p = selection; p != NULL; p = p->next)
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{
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if(p->data == NULL)
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continue;
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if((q = realloc(argv, sizeof(*argv) * (i + 2))) == NULL)
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{
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fprintf(stderr, "%s%s%s%s%s", "desktop: ", program,
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": ", strerror(errno), "\n");
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exit(2);
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}
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argv = q;
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argv[i++] = p->data;
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}
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if(argv == NULL)
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exit(0);
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#ifdef DEBUG
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argv[0] = "echo";
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#else
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argv[0] = program;
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#endif
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argv[i] = NULL;
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i = 1;
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if(flags != NULL)
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argv[i++] = flags;
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argv[i] = "--";
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execvp(argv[0], argv);
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fprintf(stderr, "%s%s%s%s", "desktop: ", argv[0], ": ", strerror(
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errno));
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exit(2);
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}
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static void _desktopicon_update_transparency(DesktopIcon * desktopicon,
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GdkPixbuf * icon)
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{
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@ -122,6 +178,7 @@ static void _desktopicon_update_transparency(DesktopIcon * desktopicon,
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g_object_unref(mask);
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}
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/* desktopicon_new */
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/* callbacks */
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static gboolean _on_desktopicon_closex(GtkWidget * widget, GdkEvent * event,
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@ -130,6 +187,10 @@ static gboolean _on_icon_button_press(GtkWidget * widget,
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GdkEventButton * event, gpointer data);
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static gboolean _on_icon_key_press(GtkWidget * widget, GdkEventKey * event,
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gpointer data);
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static void _on_icon_drag_data_received(GtkWidget * widget,
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GdkDragContext * context, gint x, gint y,
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GtkSelectionData * seldata, guint info, guint time,
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gpointer data);
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DesktopIcon * desktopicon_new(Desktop * desktop, char const * name,
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char const * path)
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@ -140,6 +201,8 @@ DesktopIcon * desktopicon_new(Desktop * desktop, char const * name,
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GdkGeometry geometry;
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GtkWidget * vbox;
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GtkWidget * eventbox;
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GtkTargetEntry targets[] = { { "deforaos_browser_dnd", 0, 0 } };
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size_t targets_cnt = sizeof(targets) / sizeof(*targets);
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GdkPixbuf * icon = NULL;
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char * p;
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GtkLabel * label;
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@ -196,10 +259,14 @@ DesktopIcon * desktopicon_new(Desktop * desktop, char const * name,
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if(icon == NULL)
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icon = desktop->file;
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eventbox = gtk_event_box_new();
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gtk_drag_dest_set(eventbox, GTK_DEST_DEFAULT_ALL, targets, targets_cnt,
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GDK_ACTION_COPY | GDK_ACTION_MOVE);
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g_signal_connect(G_OBJECT(eventbox), "button-press-event",
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G_CALLBACK(_on_icon_button_press), desktopicon);
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g_signal_connect(G_OBJECT(eventbox), "key-press-event",
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G_CALLBACK(_on_icon_key_press), desktopicon);
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g_signal_connect(G_OBJECT(eventbox), "drag-data-received",
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G_CALLBACK(_on_icon_drag_data_received), desktopicon);
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desktopicon->event = eventbox;
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desktopicon->image = gtk_image_new_from_pixbuf(icon);
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gtk_widget_set_size_request(desktopicon->image, DESKTOPICON_MIN_WIDTH,
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@ -446,6 +513,41 @@ static gboolean _on_icon_key_press(GtkWidget * widget, GdkEventKey * event,
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return TRUE;
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}
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static void _on_icon_drag_data_received(GtkWidget * widget,
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GdkDragContext * context, gint x, gint y,
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GtkSelectionData * seldata, guint info, guint time,
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gpointer data)
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{
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DesktopIcon * desktopicon = data;
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size_t len;
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size_t i;
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GList * selection = NULL;
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#ifdef DEBUG
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GList * s;
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#endif
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if(seldata->length <= 0 || seldata->data == NULL)
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return;
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len = seldata->length;
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for(i = 0; i < len; i += strlen((char*)&seldata->data[i]) + 1)
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selection = g_list_append(selection, &seldata->data[i]);
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#ifdef DEBUG
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fprintf(stderr, "%s%s%s%s%s", "DEBUG: ",
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context->suggested_action == GDK_ACTION_COPY ? "copying"
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: "moving", " to \"", desktopicon->path, "\":\n");
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for(s = selection; s != NULL; s = s->next)
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fprintf(stderr, "DEBUG: \"%s\" to \"%s\"\n", seldata->data,
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desktopicon->path);
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#else
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selection = g_list_append(selection, desktopicon->path);
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if(context->suggested_action == GDK_ACTION_COPY)
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_desktopicon_exec(desktopicon, "copy", "-ir", selection);
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else if(context->suggested_action == GDK_ACTION_MOVE)
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_desktopicon_exec(desktopicon, "move", "-i", selection);
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#endif
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g_list_free(selection);
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}
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/* desktopicon_delete */
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void desktopicon_delete(DesktopIcon * desktopicon)
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