From 99c9d3fafb8944bedbad648b8ba8f2c9a5c7ac29 Mon Sep 17 00:00:00 2001 From: Havoc Pennington Date: Thu, 23 Dec 2004 05:14:17 +0000 Subject: [PATCH] cvs add, the root of all evil --- backend/ev-document-find.c | 102 +++++++++++++++++++++++++++++++++++++ backend/ev-document-find.h | 96 ++++++++++++++++++++++++++++++++++ 2 files changed, 198 insertions(+) create mode 100644 backend/ev-document-find.c create mode 100644 backend/ev-document-find.h diff --git a/backend/ev-document-find.c b/backend/ev-document-find.c new file mode 100644 index 00000000..78c07c90 --- /dev/null +++ b/backend/ev-document-find.c @@ -0,0 +1,102 @@ +/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8; c-indent-level: 8 -*- */ +/* + * Copyright (C) 2004 Red Hat, Inc. + * + * 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, 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + * + */ + +#include "config.h" + +#include "ev-document-find.h" +#include "ev-backend-marshalers.h" + +static void ev_document_find_base_init (gpointer g_class); + +GType +ev_document_find_get_type (void) +{ + static GType type = 0; + + if (G_UNLIKELY (type == 0)) + { + static const GTypeInfo our_info = + { + sizeof (EvDocumentFindIface), + ev_document_find_base_init, + NULL, + }; + + type = g_type_register_static (G_TYPE_INTERFACE, + "EvDocumentFind", + &our_info, (GTypeFlags)0); + } + + return type; +} + +static void +ev_document_find_base_init (gpointer g_class) +{ + static gboolean initialized = FALSE; + + if (!initialized) { + g_signal_new ("found", + EV_TYPE_DOCUMENT_FIND, + G_SIGNAL_RUN_LAST, + G_STRUCT_OFFSET (EvDocumentFindIface, found), + NULL, NULL, + _ev_backend_marshal_VOID__POINTER_INT_DOUBLE, + G_TYPE_NONE, 3, + G_TYPE_POINTER, + G_TYPE_INT, + G_TYPE_DOUBLE); + + initialized = TRUE; + } +} + +void +ev_document_find_begin (EvDocumentFind *document_find, + const char *search_string, + gboolean case_sensitive) +{ + EvDocumentFindIface *iface = EV_DOCUMENT_FIND_GET_IFACE (document_find); + + g_return_if_fail (search_string != NULL); + + iface->begin (document_find, search_string, case_sensitive); +} + +void +ev_document_find_cancel (EvDocumentFind *document_find) +{ + EvDocumentFindIface *iface = EV_DOCUMENT_FIND_GET_IFACE (document_find); + iface->cancel (document_find); + + ev_document_find_found (document_find, NULL, 0, 1.0); +} + +void +ev_document_find_found (EvDocumentFind *document_find, + const EvFindResult *results, + int n_results, + double percent_complete) +{ + g_signal_emit_by_name (document_find, + "found", + results, n_results, percent_complete); +} + diff --git a/backend/ev-document-find.h b/backend/ev-document-find.h new file mode 100644 index 00000000..112faf2d --- /dev/null +++ b/backend/ev-document-find.h @@ -0,0 +1,96 @@ +/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8; c-indent-level: 8 -*- */ +/* + * Copyright (C) 2004 Red Hat, Inc. + * + * 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, 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + * + * $Id$ + */ + +#ifndef EV_DOCUMENT_FIND_H +#define EV_DOCUMENT_FIND_H + +#include +#include +#include + +G_BEGIN_DECLS + +typedef struct +{ + int page_num; + GdkRectangle highlight_area; +} EvFindResult; + +#define EV_TYPE_DOCUMENT_FIND (ev_document_find_get_type ()) +#define EV_DOCUMENT_FIND(o) (G_TYPE_CHECK_INSTANCE_CAST ((o), EV_TYPE_DOCUMENT_FIND, EvDocumentFind)) +#define EV_DOCUMENT_FIND_IFACE(k) (G_TYPE_CHECK_CLASS_CAST((k), EV_TYPE_DOCUMENT_FIND, EvDocumentFindIface)) +#define EV_IS_DOCUMENT_FIND(o) (G_TYPE_CHECK_INSTANCE_TYPE ((o), EV_TYPE_DOCUMENT_FIND)) +#define EV_IS_DOCUMENT_FIND_IFACE(k) (G_TYPE_CHECK_CLASS_TYPE ((k), EV_TYPE_DOCUMENT_FIND)) +#define EV_DOCUMENT_FIND_GET_IFACE(inst) (G_TYPE_INSTANCE_GET_INTERFACE ((inst), EV_TYPE_DOCUMENT_FIND, EvDocumentFindIface)) + +typedef struct _EvDocumentFind EvDocumentFind; +typedef struct _EvDocumentFindIface EvDocumentFindIface; + +struct _EvDocumentFindIface +{ + GTypeInterface base_iface; + + /* Methods */ + + void (* begin) (EvDocumentFind *document_find, + const char *search_string, + gboolean case_sensitive); + void (* cancel) (EvDocumentFind *document_find); + + /* Signals */ + + void (* found) (EvDocumentFind *document_find, + const EvFindResult *results, + int n_results, + double percent_complete); +}; + +GType ev_document_find_get_type (void); + +void ev_document_find_begin (EvDocumentFind *document_find, + const char *search_string, + gboolean case_sensitive); +void ev_document_find_cancel (EvDocumentFind *document_find); +void ev_document_find_found (EvDocumentFind *document_find, + const EvFindResult *results, + int n_results, + double percent_complete); + + +/* How this interface works: + * + * begin() begins a new search, canceling any previous search. + * + * cancel() cancels a search if any, otherwise does nothing. + * + * If begin() has been called and cancel() has not, then the + * "found" signal can be emitted at any time. + * The results given in the "found" signal are always all-inclusive, + * that is, the array will contain all results found so far. + * There are no guarantees about the ordering of the array, + * or consistency of ordering between "found" signal emissions. + * + * When cancel() is called, "found" will always be emitted with NULL,0 + */ + +G_END_DECLS + +#endif -- 2.43.5