| /* -*- 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 nsIListControlFrame_h___ |
| #define nsIListControlFrame_h___ |
| |
| #include "nsISupports.h" |
| #include "nsFont.h" |
| class nsPresContext; |
| class nsAString; |
| class nsIContent; |
| |
| // IID for the nsIListControlFrame class |
| #define NS_ILISTCONTROLFRAME_IID \ |
| { 0x4de9ab73, 0x31b5, 0x4d92, \ |
| { 0xb7, 0xe4, 0x73, 0xb4, 0x4d, 0xcb, 0xfc, 0xda } } |
| |
| /** |
| * nsIListControlFrame is the interface for frame-based listboxes. |
| */ |
| class nsIListControlFrame : public nsISupports { |
| |
| public: |
| NS_DECLARE_STATIC_IID_ACCESSOR(NS_ILISTCONTROLFRAME_IID) |
| |
| /** |
| * Sets the ComboBoxFrame |
| * |
| */ |
| virtual void SetComboboxFrame(nsIFrame* aComboboxFrame) = 0; |
| |
| /** |
| * Get the display string for an item |
| */ |
| virtual void GetOptionText(PRInt32 aIndex, nsAString & aStr) = 0; |
| |
| /** |
| * Get the Selected Item's index |
| * |
| */ |
| virtual PRInt32 GetSelectedIndex() = 0; |
| |
| /** |
| * Initiates mouse capture for the listbox |
| * |
| */ |
| virtual void CaptureMouseEvents(PRBool aGrabMouseEvents) = 0; |
| |
| /** |
| * Returns the height of a single row in the list. This is the |
| * maximum of the heights of all the options/optgroups. |
| */ |
| virtual nscoord GetHeightOfARow() = 0; |
| |
| /** |
| * Returns the number of options in the listbox |
| */ |
| |
| virtual PRInt32 GetNumberOfOptions() = 0; |
| |
| /** |
| * |
| */ |
| virtual void SyncViewWithFrame() = 0; |
| |
| /** |
| * Called by combobox when it's about to drop down |
| */ |
| virtual void AboutToDropDown() = 0; |
| |
| /** |
| * Called by combobox when it's about to roll up |
| */ |
| virtual void AboutToRollup() = 0; |
| |
| /** |
| * Fire on change (used by combobox) |
| */ |
| virtual void FireOnChange() = 0; |
| |
| /** |
| * Tell the selected list to roll up and ensure that the proper index is |
| * selected, possibly firing onChange if the index has changed |
| * |
| * @param aIndex the index to actually select |
| */ |
| virtual void ComboboxFinish(PRInt32 aIndex) = 0; |
| |
| /** |
| * Notification that the content has been reset |
| */ |
| virtual void OnContentReset() = 0; |
| }; |
| |
| NS_DEFINE_STATIC_IID_ACCESSOR(nsIListControlFrame, NS_ILISTCONTROLFRAME_IID) |
| |
| #endif |
| |