summaryrefslogtreecommitdiffstats
path: root/dom/html/nsIFormProcessor.h
diff options
context:
space:
mode:
Diffstat (limited to 'dom/html/nsIFormProcessor.h')
-rw-r--r--dom/html/nsIFormProcessor.h88
1 files changed, 88 insertions, 0 deletions
diff --git a/dom/html/nsIFormProcessor.h b/dom/html/nsIFormProcessor.h
new file mode 100644
index 000000000..b18305ac4
--- /dev/null
+++ b/dom/html/nsIFormProcessor.h
@@ -0,0 +1,88 @@
+/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* vim: set ts=8 sts=2 et sw=2 tw=80: */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+
+/**
+ * MODULE NOTES:
+ * @created kmcclusk 10/19/99
+ *
+ */
+
+#ifndef nsIFormProcessor_h__
+#define nsIFormProcessor_h__
+
+#include "nsISupports.h"
+#include "nsTArrayForwardDeclare.h"
+
+class nsString;
+class nsIDOMHTMLElement;
+
+// {0ae53c0f-8ea2-4916-bedc-717443c3e185}
+#define NS_FORMPROCESSOR_CID \
+{ 0x0ae53c0f, 0x8ea2, 0x4916, { 0xbe, 0xdc, 0x71, 0x74, 0x43, 0xc3, 0xe1, 0x85 } }
+
+#define NS_FORMPROCESSOR_CONTRACTID "@mozilla.org/layout/form-processor;1"
+
+// bf8b1986-8800-424b-b1e5-7a2ca8b9e76c
+#define NS_IFORMPROCESSOR_IID \
+{ 0xbf8b1986, 0x8800, 0x424b, \
+ { 0xb1, 0xe5, 0x7a, 0x2c, 0xa8, 0xb9, 0xe7, 0x6c } }
+
+// XXX:In the future, we should examine combining this interface with nsIFormSubmitObserver.
+// nsIFormSubmitObserver could have a before, during, and after form submission methods.
+// The before and after methods would be passed a nsISupports interface. The During would
+// Have the same method signature as ProcessValue.
+
+
+class nsIFormProcessor : public nsISupports {
+public:
+ NS_DECLARE_STATIC_IID_ACCESSOR(NS_IFORMPROCESSOR_IID)
+
+ /* ProcessValue is called for each name value pair that is
+ * about to be submitted for both "get" and "post" form submissions.
+ *
+ * The formprocessor is registered as a service that gets called for
+ * every form submission.
+ *
+ * @param aElement element which the attribute/value pair is submitted for
+ * @param aName value of the form element name attribute about to be submitted
+ * @param aValue On entry it contains the value about to be submitted for aName.
+ * On exit it contains the value which will actually be submitted for aName.
+ *
+ */
+ virtual nsresult ProcessValue(nsIDOMHTMLElement* aElement,
+ const nsAString& aName,
+ nsAString& aValue) = 0;
+
+ /**
+ * The same as above, but with the element unpacked so that this can be
+ * called as the result of an IPC message.
+ */
+ virtual nsresult ProcessValueIPC(const nsAString& aOldValue,
+ const nsAString& aKeyType,
+ const nsAString& aChallenge,
+ const nsAString& aKeyParams,
+ nsAString& newValue) = 0;
+
+ /* Provide content for a form element. This method provides a mechanism to provide
+ * content which comes from a source other than the document (i.e. a local database)
+ *
+ * @param aFormType Type of form to get content for.
+ * @param aOptions List of nsStrings which define the contents for the form element
+ * @param aAttr Attribute to be attached to the form element. It is used to identify
+ * the form element contains non-standard content.
+ */
+
+ virtual nsresult ProvideContent(const nsAString& aFormType,
+ nsTArray<nsString>& aContent,
+ nsAString& aAttribute) = 0;
+
+};
+
+NS_DEFINE_STATIC_IID_ACCESSOR(nsIFormProcessor, NS_IFORMPROCESSOR_IID)
+
+#endif /* nsIFormProcessor_h__ */
+