Annotation of win32/gnome/gdome2-x.x.x/libgdome/gdomecore/gdome-xml-pi.c, revision 1.1
1.1 ! paf 1: /* -*- Mode: C; indent-tabs-mode: t; c-basic-offset: 2; tab-width: 2 -*- */
! 2: /* gdome-xml-pi.c
! 3: *
! 4: * Copyright (C) 1999 Raph Levien <raph@acm.org>
! 5: * Copyright (C) 2000 Mathieu Lacage <mathieu@gnu.org>
! 6: * Copyright (C) 2001 Paolo Casarini <paolo@casarini.org>
! 7: *
! 8: * This library is free software; you can redistribute it and/or
! 9: * modify it under the terms of the GNU Lesser General Public
! 10: * License as published by the Free Software Foundation; either
! 11: * version 2.1 of the License, or (at your option) any later version.
! 12: *
! 13: * This library is distributed in the hope that it will be useful,
! 14: * but WITHOUT ANY WARRANTY; without even the implied warranty of
! 15: * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
! 16: * Lesser General Public License for more details.
! 17: *
! 18: * You should have received a copy of the GNU Lesser General Public
! 19: * License along with this library; if not, write to the Free Software
! 20: * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
! 21: */
! 22:
! 23: #include <stdlib.h>
! 24: #include <string.h>
! 25: #include <glib.h>
! 26: #include "gdome.h"
! 27: #include "gdome-events.h"
! 28: #include <libxml/tree.h>
! 29: #include <libxml/parser.h>
! 30: #include <libxml/xmlmemory.h>
! 31: #include "gdome-xml-util.h"
! 32: #include "gdome-xml-str.h"
! 33: #include "gdome-xml-node.h"
! 34: #include "gdome-xml-xmlutil.h"
! 35: #include "gdome-evt-event.h"
! 36: #include "gdome-evt-mevent.h"
! 37: #include "gdome-evt-propagation.h"
! 38: #include "gdome-xml-pi.h"
! 39: #include "gdome-xml-document.h"
! 40:
! 41: const GdomeProcessingInstructionVtab gdome_xml_pi_vtab = {
! 42: {
! 43: gdome_xml_n_ref,
! 44: gdome_xml_n_unref,
! 45: gdome_xml_pi_query_interface,
! 46: gdome_xml_n_nodeName,
! 47: gdome_xml_n_nodeValue,
! 48: gdome_xml_n_set_nodeValue,
! 49: gdome_xml_n_nodeType,
! 50: gdome_xml_n_parentNode,
! 51: gdome_xml_n_childNodes,
! 52: gdome_xml_n_firstChild,
! 53: gdome_xml_n_lastChild,
! 54: gdome_xml_n_previousSibling,
! 55: gdome_xml_n_nextSibling,
! 56: gdome_xml_n_attributes,
! 57: gdome_xml_n_ownerDocument,
! 58: gdome_xml_n_insertBefore,
! 59: gdome_xml_n_replaceChild,
! 60: gdome_xml_n_removeChild,
! 61: gdome_xml_n_appendChild,
! 62: gdome_xml_n_hasChildNodes,
! 63: gdome_xml_n_cloneNode,
! 64: gdome_xml_n_normalize,
! 65: gdome_xml_n_isSupported,
! 66: gdome_xml_n_namespaceURI,
! 67: gdome_xml_n_prefix,
! 68: gdome_xml_n_set_prefix,
! 69: gdome_xml_n_localName,
! 70: gdome_xml_n_hasAttributes,
! 71: gdome_xml_n_addEventListener,
! 72: gdome_xml_n_removeEventListener,
! 73: gdome_xml_n_dispatchEvent,
! 74: gdome_xml_n_subTreeDispatchEvent
! 75: },
! 76: gdome_xml_pi_target,
! 77: gdome_xml_pi_data,
! 78: gdome_xml_pi_set_data
! 79: };
! 80:
! 81: /**
! 82: * gdome_xml_pi_query_interface:
! 83: * @self: Node Object ref
! 84: * @interface: interface needed
! 85: * @exc: Exception Object ref
! 86: *
! 87: * Returns: a reference to this object that implements the @interface needed,
! 88: * or %NULL if the @interface is not supported by this Object.
! 89: */
! 90: gpointer
! 91: gdome_xml_pi_query_interface (GdomeNode *self, const char *interface, GdomeException *exc)
! 92: {
! 93: Gdome_xml_ProcessingInstruction *priv = (Gdome_xml_ProcessingInstruction *)self;
! 94:
! 95: g_return_val_if_fail (priv != NULL, NULL);
! 96: g_return_val_if_fail (GDOME_XML_IS_PI (priv), NULL);
! 97: g_return_val_if_fail (interface != NULL, NULL);
! 98: g_return_val_if_fail (exc != NULL, NULL);
! 99:
! 100: if (!strcmp (interface, "Node") ||
! 101: !strcmp (interface, "ProcessingInstruction") ||
! 102: !strcmp (interface, "EventTarget")) {
! 103: priv->refcnt++;
! 104: return self;
! 105: }
! 106: else
! 107: return NULL;
! 108: }
! 109:
! 110: /**
! 111: * gdome_xml_pi_target:
! 112: * @self: ProcessingInstruction Object ref
! 113: * @exc: Exception Object ref
! 114: *
! 115: * Returns: the target of this processing instruction. XML defines this as being
! 116: * the first token following the markup that begins the processing instruction.
! 117: */
! 118: GdomeDOMString *
! 119: gdome_xml_pi_target (GdomeProcessingInstruction *self, GdomeException *exc)
! 120: {
! 121: Gdome_xml_ProcessingInstruction *priv = (Gdome_xml_ProcessingInstruction *)self;
! 122:
! 123: g_return_val_if_fail (priv != NULL, NULL);
! 124: g_return_val_if_fail (GDOME_XML_IS_PI (priv), NULL);
! 125: g_return_val_if_fail (exc != NULL, NULL);
! 126:
! 127: return gdome_xml_str_mkref_dup((gchar *)gdome_xmlGetName (priv->n));
! 128: }
! 129:
! 130: /**
! 131: * gdome_xml_pi_data:
! 132: * @self: ProcessingInstruction Object ref
! 133: * @exc: Exception Object ref
! 134: *
! 135: * Returns: the content of this processing instruction. This is from the first
! 136: * non white space character after the target to the character immediately
! 137: * preceding the %?>.
! 138: */
! 139: GdomeDOMString *
! 140: gdome_xml_pi_data (GdomeProcessingInstruction *self, GdomeException *exc)
! 141: {
! 142: Gdome_xml_ProcessingInstruction *priv = (Gdome_xml_ProcessingInstruction *)self;
! 143:
! 144: g_return_val_if_fail (priv != NULL, NULL);
! 145: g_return_val_if_fail (GDOME_XML_IS_PI (priv), NULL);
! 146: g_return_val_if_fail (exc != NULL, NULL);
! 147:
! 148: return gdome_xml_str_mkref_xml (xmlNodeGetContent (priv->n));
! 149: }
! 150:
! 151: /**
! 152: * gdome_xml_pi_set_data:
! 153: * @self: ProcessingInstruction Object ref
! 154: * @data: The string of data to be set
! 155: * @exc: Exception Object ref
! 156: *
! 157: * Set the content of this processing instruction.
! 158: *
! 159: * %GDOME_NO_MODIFICATION_ALLOWED_ERR: Raised when the node is readonly.
! 160: */
! 161: void
! 162: gdome_xml_pi_set_data (GdomeProcessingInstruction *self, GdomeDOMString *data, GdomeException *exc)
! 163: {
! 164: Gdome_xml_ProcessingInstruction *priv = (Gdome_xml_ProcessingInstruction *)self;
! 165: GdomeMutationEvent *mev;
! 166: GdomeDOMString *prevValue;
! 167: GdomeNode *parent;
! 168:
! 169: g_return_if_fail (priv != NULL);
! 170: g_return_if_fail (GDOME_XML_IS_PI (priv));
! 171: g_return_if_fail (data != NULL);
! 172: g_return_if_fail (exc != NULL);
! 173:
! 174: if (GDOME_ISREADONLY (priv)) {
! 175: *exc = GDOME_NO_MODIFICATION_ALLOWED_ERR;
! 176: return;
! 177: }
! 178:
! 179: xmlNodeSetContent (priv->n, (xmlChar *)data->str);
! 180:
! 181: if (gdome_xml_n_eventEnabledByCode ((GdomeNode *) self, DOM_CHARACTER_DATA_MODIFIED_EVENT_TYPE)) {
! 182: /* Fire DOMCharacterDataModified */
! 183: mev = gdome_evt_mevnt_mkref ();
! 184: prevValue = gdome_xml_pi_data (self, exc);
! 185: gdome_str_ref (data);
! 186: gdome_evt_mevnt_initMutationEventByCode (mev, DOM_CHARACTER_DATA_MODIFIED_EVENT_TYPE,
! 187: TRUE, FALSE, NULL,
! 188: prevValue, data, NULL, 0, exc);
! 189: gdome_xml_n_dispatchEvent ((GdomeNode *)self, (GdomeEvent *)mev, exc);
! 190: gdome_xml_str_unref (data);
! 191: gdome_xml_str_unref (prevValue);
! 192: gdome_evt_mevnt_unref ((GdomeEvent *)mev, exc);
! 193: }
! 194:
! 195: if (gdome_xml_n_eventEnabledByCode ((GdomeNode *) self, DOM_SUBTREE_MODIFIED_EVENT_TYPE)) {
! 196: /* Fire DOMSubtreeModified */
! 197: parent = gdome_xml_n_mkref (gdome_xmlGetParent (priv->n));
! 198: if (parent != NULL) {
! 199: mev = gdome_evt_mevnt_mkref ();
! 200: gdome_evt_mevnt_initMutationEventByCode (mev, DOM_SUBTREE_MODIFIED_EVENT_TYPE,
! 201: TRUE, FALSE, NULL,
! 202: NULL, NULL, NULL, 0, exc);
! 203: gdome_xml_n_dispatchEvent (parent, (GdomeEvent *)mev, exc);
! 204: gdome_xml_n_unref (parent, exc);
! 205: gdome_evt_mevnt_unref ((GdomeEvent *)mev, exc);
! 206: }
! 207: }
! 208: }
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