зеркало из https://github.com/mozilla/gecko-dev.git
179 строки
4.9 KiB
C++
179 строки
4.9 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
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*
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* The contents of this file are subject to the Netscape Public
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* License Version 1.1 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at http://www.mozilla.org/NPL/
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*
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* Software distributed under the License is distributed on an "AS
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* IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
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* implied. See the License for the specific language governing
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* rights and limitations under the License.
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*
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* The Original Code is mozilla.org code.
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*
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* The Initial Developer of the Original Code is Netscape
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* Communications Corporation. Portions created by Netscape are
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* Copyright (C) 1998 Netscape Communications Corporation. All
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* Rights Reserved.
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*
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* Contributor(s):
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*/
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#ifndef nsIFileWidget_h__
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#define nsIFileWidget_h__
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#include "nsString.h"
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#include "nsFileSpec.h"
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class nsIWidget;
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class nsIDeviceContext;
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class nsIAppShell;
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class nsIToolkit;
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// {F8030015-C342-11d1-97F0-00609703C14E}
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#define NS_IFILEWIDGET_IID \
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{ 0xf8030015, 0xc342, 0x11d1, { 0x97, 0xf0, 0x0, 0x60, 0x97, 0x3, 0xc1, 0x4e } }
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/**
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* File selector mode
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*/
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enum nsFileDlgMode {
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/// Load a file or directory
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eMode_load,
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/// Save a file or directory
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eMode_save,
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/// Select a fodler/directory
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eMode_getfolder
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};
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enum nsFileDlgResults {
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nsFileDlgResults_Cancel, // User hit cancel, ignore selection
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nsFileDlgResults_OK, // User hit Ok, process selection
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nsFileDlgResults_Replace // User acknowledged file already exists so ok to replace, process selection
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};
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/**
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* File selector widget.
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* Modally selects files for loading or saving from a list.
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*/
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class nsIFileWidget : public nsISupports
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{
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public:
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NS_DEFINE_STATIC_IID_ACCESSOR(NS_IFILEWIDGET_IID)
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/**
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* Create the file filter. This differs from the standard
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* widget Create method because it passes in the mode
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*
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* @param aParent the parent to place this widget into
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* @param aTitle The title for the file widget
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* @param aMode load or save
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* @return void
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*
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*/
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NS_IMETHOD Create(nsIWidget *aParent,
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const nsString& aTitle,
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nsFileDlgMode aMode,
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nsIDeviceContext *aContext = nsnull,
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nsIAppShell *aAppShell = nsnull,
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nsIToolkit *aToolkit = nsnull,
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void *aInitData = nsnull) = 0;
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/**
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* Set the list of file filters
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*
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* @param aNumberOfFilter number of filters.
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* @param aTitle array of filter titles
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* @param aFilter array of filters to associate with titles
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* @return void
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*
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*/
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NS_IMETHOD SetFilterList(PRUint32 aNumberOfFilters,const nsString aTitles[],const nsString aFilters[]) = 0;
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/**
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* Get the index into the filter list for the type of file the user wants to save
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*
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* @param theType the index into the filter list
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* @return void
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*
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*/
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NS_IMETHOD GetSelectedType(PRInt16& theType) = 0;
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/**
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* Show File Dialog. The dialog is displayed modally.
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*
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* @return PR_TRUE if user selects OK, PR_FALSE if user selects CANCEL
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*
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*/
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virtual PRBool Show() = 0;
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/**
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* Get the nsFileSpec for the file or directory.
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*
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* @param aFile on exit it contains the file or directory selected
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*/
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NS_IMETHOD GetFile(nsFileSpec& aFile) = 0;
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/**
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* Set the default string that appears in file open/save dialog
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*
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* @param aString the name of the file
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* @return void
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*
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*/
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NS_IMETHOD SetDefaultString(const nsString& aString) = 0;
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/**
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* Set the directory that the file open/save dialog initially displays
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*
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* @param aDirectory the name of the directory
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* @return void
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*
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*/
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NS_IMETHOD SetDisplayDirectory(const nsFileSpec& aDirectory) = 0;
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/**
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* Get the directory that the file open/save dialog was last displaying
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*
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* @param aDirectory the name of the directory
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* @return void
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*
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*/
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NS_IMETHOD GetDisplayDirectory(nsFileSpec& aDirectory) = 0;
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virtual nsFileDlgResults GetFile(
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nsIWidget * aParent,
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const nsString & promptString, // Window title for the dialog
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nsFileSpec & theFileSpec) = 0; // Populate with initial path for file dialog
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virtual nsFileDlgResults GetFolder(
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nsIWidget * aParent,
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const nsString & promptString, // Window title for the dialog
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nsFileSpec & theFileSpec) = 0; // Populate with initial path for file dialog
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virtual nsFileDlgResults PutFile(
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nsIWidget * aParent,
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const nsString & promptString, // Window title for the dialog
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nsFileSpec & theFileSpec) = 0; // Populate with initial path for file dialog
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};
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#endif // nsIFileWidget_h__
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