gecko/widget/windows/nsFilePicker.h

201 lines
6.9 KiB
C++

/* -*- 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 the Mozilla browser.
*
* The Initial Developer of the Original Code is
* Netscape Communications Corporation.
* Portions created by the Initial Developer are Copyright (C) 2000
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
* Stuart Parmenter <pavlov@netscape.com>
* Seth Spitzer <sspitzer@netscape.com>
* Jim Mathies <jmathies@mozilla.com>
*
* Alternatively, the contents of this file may be used under the terms of
* either 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 nsFilePicker_h__
#define nsFilePicker_h__
#include <windows.h>
#if MOZ_WINSDK_TARGETVER >= MOZ_NTDDI_LONGHORN
// For Vista IFileDialog interfaces
#if _WIN32_WINNT < _WIN32_WINNT_LONGHORN
#define _WIN32_WINNT_bak _WIN32_WINNT
#undef _WIN32_WINNT
#define _WIN32_WINNT _WIN32_WINNT_LONGHORN
#define _WIN32_IE_bak _WIN32_IE
#undef _WIN32_IE
#define _WIN32_IE _WIN32_IE_IE70
#endif
#endif
#include "nsILocalFile.h"
#include "nsITimer.h"
#include "nsISimpleEnumerator.h"
#include "nsCOMArray.h"
#include "nsAutoPtr.h"
#include "nsICharsetConverterManager.h"
#include "nsBaseFilePicker.h"
#include "nsString.h"
#include "nsdefs.h"
#include <commdlg.h>
#include <shobjidl.h>
/**
* Native Windows FileSelector wrapper
*/
class nsFilePicker : public nsBaseFilePicker
#if MOZ_WINSDK_TARGETVER >= MOZ_NTDDI_LONGHORN
, public IFileDialogEvents
#endif
{
public:
nsFilePicker();
virtual ~nsFilePicker();
NS_DECL_ISUPPORTS
#if MOZ_WINSDK_TARGETVER >= MOZ_NTDDI_LONGHORN
// IUnknown's QueryInterface
STDMETHODIMP QueryInterface(REFIID refiid, void** ppvResult);
#endif
// nsIFilePicker (less what's in nsBaseFilePicker)
NS_IMETHOD GetDefaultString(nsAString& aDefaultString);
NS_IMETHOD SetDefaultString(const nsAString& aDefaultString);
NS_IMETHOD GetDefaultExtension(nsAString& aDefaultExtension);
NS_IMETHOD SetDefaultExtension(const nsAString& aDefaultExtension);
NS_IMETHOD GetFilterIndex(PRInt32 *aFilterIndex);
NS_IMETHOD SetFilterIndex(PRInt32 aFilterIndex);
NS_IMETHOD GetFile(nsILocalFile * *aFile);
NS_IMETHOD GetFileURL(nsIURI * *aFileURL);
NS_IMETHOD GetFiles(nsISimpleEnumerator **aFiles);
NS_IMETHOD Show(PRInt16 *aReturnVal);
NS_IMETHOD ShowW(PRInt16 *aReturnVal);
NS_IMETHOD AppendFilter(const nsAString& aTitle, const nsAString& aFilter);
#if MOZ_WINSDK_TARGETVER >= MOZ_NTDDI_LONGHORN
// IFileDialogEvents
HRESULT STDMETHODCALLTYPE OnFileOk(IFileDialog *pfd);
HRESULT STDMETHODCALLTYPE OnFolderChanging(IFileDialog *pfd, IShellItem *psiFolder);
HRESULT STDMETHODCALLTYPE OnFolderChange(IFileDialog *pfd);
HRESULT STDMETHODCALLTYPE OnSelectionChange(IFileDialog *pfd);
HRESULT STDMETHODCALLTYPE OnShareViolation(IFileDialog *pfd, IShellItem *psi, FDE_SHAREVIOLATION_RESPONSE *pResponse);
HRESULT STDMETHODCALLTYPE OnTypeChange(IFileDialog *pfd);
HRESULT STDMETHODCALLTYPE OnOverwrite(IFileDialog *pfd, IShellItem *psi, FDE_OVERWRITE_RESPONSE *pResponse);
#endif
protected:
enum PickerType {
PICKER_TYPE_OPEN,
PICKER_TYPE_SAVE,
};
/* method from nsBaseFilePicker */
virtual void InitNative(nsIWidget *aParent,
const nsAString& aTitle,
PRInt16 aMode);
static void GetQualifiedPath(const PRUnichar *aInPath, nsString &aOutPath);
void GetFilterListArray(nsString& aFilterList);
bool FilePickerWrapper(OPENFILENAMEW* ofn, PickerType aType);
bool ShowXPFolderPicker(const nsString& aInitialDir);
bool ShowXPFilePicker(const nsString& aInitialDir);
#if MOZ_WINSDK_TARGETVER >= MOZ_NTDDI_LONGHORN
bool ShowFolderPicker(const nsString& aInitialDir);
bool ShowFilePicker(const nsString& aInitialDir);
#endif
void AppendXPFilter(const nsAString& aTitle, const nsAString& aFilter);
void RememberLastUsedDirectory();
bool IsPrivacyModeEnabled();
bool IsDefaultPathLink();
bool IsDefaultPathHtml();
void SetDialogHandle(HWND aWnd);
bool ClosePickerIfNeeded(bool aIsXPDialog);
static void PickerCallbackTimerFunc(nsITimer *aTimer, void *aPicker);
static UINT_PTR CALLBACK MultiFilePickerHook(HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam);
static UINT_PTR CALLBACK FilePickerHook(HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam);
nsCOMPtr<nsIWidget> mParentWidget;
nsString mTitle;
PRInt16 mMode;
nsCString mFile;
nsString mDefaultFilePath;
nsString mDefaultFilename;
nsString mDefaultExtension;
nsString mFilterList;
PRInt16 mSelectedType;
nsCOMArray<nsILocalFile> mFiles;
static char mLastUsedDirectory[];
nsString mUnicodeFile;
static PRUnichar *mLastUsedUnicodeDirectory;
HWND mDlgWnd;
#if MOZ_WINSDK_TARGETVER >= MOZ_NTDDI_LONGHORN
class ComDlgFilterSpec
{
public:
ComDlgFilterSpec() {}
~ComDlgFilterSpec() {}
const PRUint32 Length() {
return mSpecList.Length();
}
const bool IsEmpty() {
return (mSpecList.Length() == 0);
}
const COMDLG_FILTERSPEC* get() {
return mSpecList.Elements();
}
void Append(const nsAString& aTitle, const nsAString& aFilter);
private:
nsAutoTArray<COMDLG_FILTERSPEC, 1> mSpecList;
nsAutoTArray<nsString, 2> mStrings;
};
ComDlgFilterSpec mComFilterList;
DWORD mFDECookie;
#endif
};
#if MOZ_WINSDK_TARGETVER >= MOZ_NTDDI_LONGHORN
#if defined(_WIN32_WINNT_bak)
#undef _WIN32_WINNT
#define _WIN32_WINNT _WIN32_WINNT_bak
#undef _WIN32_IE
#define _WIN32_IE _WIN32_IE_bak
#endif
#endif
#endif // nsFilePicker_h__