gecko-dev/layout/forms/nsIListControlFrame.h

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/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
*
* The contents of this file are subject to the Netscape 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/NPL/
*
* 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 Netscape are
* Copyright (C) 1998 Netscape Communications Corporation. All
* Rights Reserved.
*
* Contributor(s):
*/
#ifndef nsIListControlFrame_h___
#define nsIListControlFrame_h___
#include "nsISupports.h"
#include "nsFont.h"
class nsFormFrame;
class nsIPresContext;
class nsString;
class nsIContent;
class nsIPresState;
// IID for the nsIListControlFrame class
#define NS_ILISTCONTROLFRAME_IID \
{ 0xf44db101, 0xa73c, 0x11d2, \
{ 0x8d, 0xcf, 0x0, 0x60, 0x97, 0x3, 0xc1, 0x4e } }
/**
* nsIListControlFrame is the interface for frame-based listboxes.
*/
class nsIListControlFrame : public nsISupports {
public:
NS_DEFINE_STATIC_IID_ACCESSOR(NS_ILISTCONTROLFRAME_IID)
/**
* Sets the ComboBoxFrame
*
*/
NS_IMETHOD SetComboboxFrame(nsIFrame* aComboboxFrame) = 0;
/**
* Get the Selected Item's String
*
*/
NS_IMETHOD GetSelectedItem(nsString & aStr) = 0;
/**
* Get the Selected Item's index
*
*/
NS_IMETHOD GetSelectedIndex(PRInt32* aIndex) = 0;
/**
* Initiates mouse capture for the listbox
*
*/
NS_IMETHOD CaptureMouseEvents(nsIPresContext* aPresContext, PRBool aGrabMouseEvents) = 0;
/**
* Returns the maximum width and height of an item in the listbox
*/
NS_IMETHOD GetMaximumSize(nsSize &aSize) = 0;
/**
* Returns the number of options in the listbox
*/
NS_IMETHOD GetNumberOfOptions(PRInt32* aNumOptions) = 0;
/**
*
*/
NS_IMETHOD SyncViewWithFrame(nsIPresContext* aPresContext) = 0;
/**
*
*/
NS_IMETHOD AboutToDropDown() = 0;
/**
*
*/
NS_IMETHOD AboutToRollup() = 0;
/**
*
*/
NS_IMETHOD UpdateSelection(PRBool aDoDispatchEvent, PRBool aForceUpdate, nsIContent* aContent) = 0;
/**
*
*/
NS_IMETHOD SetPresState(nsIPresState * aState) = 0;
/**
*
*/
NS_IMETHOD SetOverrideReflowOptimization(PRBool aValue) = 0;
/**
*
*/
NS_IMETHOD SaveStateInternal(nsIPresContext* aPresContext,
nsIPresState** aState) = 0;
/**
*
*/
NS_IMETHOD RestoreStateInternal(nsIPresContext* aPresContext,
nsIPresState* aState) = 0;
/**
* Return the the frame that the options will be inserted into
*/
NS_IMETHOD GetOptionsContainer(nsIPresContext* aPresContext,
nsIFrame** aFrame) = 0;
};
#endif