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- /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
- /* ***** BEGIN LICENSE BLOCK *****
- * Version: MPL 1.1/GPL 2.0/LGPL 2.1
- *
- * The contents of this file are subject to the Mozilla Public License Version
- * 1.1 (the "License"); you may not use this file except in compliance with
- * the License. You may obtain a copy of the License at
- * http://www.mozilla.org/MPL/
- *
- * Software distributed under the License is distributed on an "AS IS" basis,
- * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
- * for the specific language governing rights and limitations under the
- * License.
- *
- * The Original Code is mozilla.org code.
- *
- * The Initial Developer of the Original Code is
- * Netscape Communications Corporation.
- * Portions created by the Initial Developer are Copyright (C) 1998
- * the Initial Developer. All Rights Reserved.
- *
- * Contributor(s):
- *
- * Alternatively, the contents of this file may be used under the terms of
- * either of the GNU General Public License Version 2 or later (the "GPL"),
- * or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
- * in which case the provisions of the GPL or the LGPL are applicable instead
- * of those above. If you wish to allow use of your version of this file only
- * under the terms of either the GPL or the LGPL, and not to allow others to
- * use your version of this file under the terms of the MPL, indicate your
- * decision by deleting the provisions above and replace them with the notice
- * and other provisions required by the GPL or the LGPL. If you do not delete
- * the provisions above, a recipient may use your version of this file under
- * the terms of any one of the MPL, the GPL or the LGPL.
- *
- * ***** END LICENSE BLOCK ***** */
- #ifndef nsIFrameDebug_h___
- #define nsIFrameDebug_h___
-
- #include "nsISupports.h"
- #include "nsIFrame.h"
-
- class nsPresContext;
- struct PRLogModuleInfo;
-
- // IID for the nsIFrameDebug interface {a6cf9069-15b3-11d2-932e-00805f8add32}
- #define NS_IFRAMEDEBUG_IID \
- { 0xa6cf9069, 0x15b3, 0x11d2, \
- {0x93, 0x2e, 0x00, 0x80, 0x5f, 0x8a, 0xdd, 0x32}}
-
- /**
- * Debug related functions
- */
- class nsIFrameDebug : public nsISupports {
- public:
- NS_DEFINE_STATIC_IID_ACCESSOR(NS_IFRAMEDEBUG_IID)
-
- NS_IMETHOD List(nsPresContext* aPresContext, FILE* out, PRInt32 aIndent) const = 0;
- /**
- * lists the frames beginning from the root frame
- * - calls root frame's List(...)
- */
- static void RootFrameList(nsPresContext* aPresContext, FILE* out, PRInt32 aIndent);
- /**
- * Get a printable from of the name of the frame type.
- * XXX This should be eliminated and we use GetType() instead...
- */
- NS_IMETHOD GetFrameName(nsAString& aResult) const = 0;
- /**
- * Return the state bits that are relevant to regression tests (that is, those bits which indicate a real difference when they differ
- */
- NS_IMETHOD_(nsFrameState) GetDebugStateBits() const = 0;
- /**
- * Called to dump out regression data that describes the layout
- * of the frame and it's children, and so on. The format of the
- * data is dictated to be XML (using a specific DTD); the
- * specific kind of data dumped is up to the frame itself, with
- * the caveat that some base types are defined.
- * For more information, see XXX.
- *
- * Argument aIncludeStyleData: if PR_TRUE, style information is dumpted, otherwise it is not
- */
- NS_IMETHOD DumpRegressionData(nsPresContext* aPresContext, FILE* out, PRInt32 aIndent, PRBool aIncludeStyleData) = 0;
-
- NS_IMETHOD VerifyTree() const = 0;
-
- /**
- * See if tree verification is enabled. To enable tree verification add
- * "frameverifytree:1" to your NSPR_LOG_MODULES environment variable
- * (any non-zero debug level will work). Or, call SetVerifyTreeEnable
- * with PR_TRUE.
- */
- static PRBool GetVerifyTreeEnable();
-
- /**
- * Set the verify-tree enable flag.
- */
- static void SetVerifyTreeEnable(PRBool aEnabled);
-
- /**
- * See if style tree verification is enabled. To enable style tree
- * verification add "styleverifytree:1" to your NSPR_LOG_MODULES
- * environment variable (any non-zero debug level will work). Or,
- * call SetVerifyStyleTreeEnable with PR_TRUE.
- */
- static PRBool GetVerifyStyleTreeEnable();
-
- /**
- * Set the verify-style-tree enable flag.
- */
- static void SetVerifyStyleTreeEnable(PRBool aEnabled);
-
- /**
- * The frame class and related classes share an nspr log module
- * for logging frame activity.
- *
- * Note: the log module is created during library initialization which
- * means that you cannot perform logging before then.
- */
- static PRLogModuleInfo* GetLogModuleInfo();
-
- // Show frame borders when rendering
- static void ShowFrameBorders(PRBool aEnable);
- static PRBool GetShowFrameBorders();
-
- // Show frame border of event target
- static void ShowEventTargetFrameBorder(PRBool aEnable);
- static PRBool GetShowEventTargetFrameBorder();
-
- private:
- NS_IMETHOD_(nsrefcnt) AddRef(void) = 0;
- NS_IMETHOD_(nsrefcnt) Release(void) = 0;
- };
-
- #endif /* nsIFrameDebug_h___ */
-