зеркало из https://github.com/mozilla/gecko-dev.git
129 строки
4.1 KiB
C++
129 строки
4.1 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
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*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#ifndef nsFilePicker_h__
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#define nsFilePicker_h__
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#include <windows.h>
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#include "nsIFile.h"
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#include "nsITimer.h"
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#include "nsISimpleEnumerator.h"
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#include "nsCOMArray.h"
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#include "nsBaseFilePicker.h"
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#include "nsString.h"
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#include "nsdefs.h"
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#include <commdlg.h>
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#include <shobjidl.h>
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#undef LogSeverity // SetupAPI.h #defines this as DWORD
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class nsILoadContext;
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class nsBaseWinFilePicker : public nsBaseFilePicker {
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public:
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NS_IMETHOD GetDefaultString(nsAString& aDefaultString) override;
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NS_IMETHOD SetDefaultString(const nsAString& aDefaultString) override;
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NS_IMETHOD GetDefaultExtension(nsAString& aDefaultExtension) override;
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NS_IMETHOD SetDefaultExtension(const nsAString& aDefaultExtension) override;
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protected:
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nsString mDefaultFilePath;
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nsString mDefaultFilename;
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nsString mDefaultExtension;
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};
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/**
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* Native Windows FileSelector wrapper
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*/
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class nsFilePicker : public IFileDialogEvents, public nsBaseWinFilePicker {
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virtual ~nsFilePicker();
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public:
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nsFilePicker();
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NS_IMETHOD Init(mozIDOMWindowProxy* aParent, const nsAString& aTitle,
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int16_t aMode) override;
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NS_DECL_ISUPPORTS
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// IUnknown's QueryInterface
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STDMETHODIMP QueryInterface(REFIID refiid, void** ppvResult);
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// nsIFilePicker (less what's in nsBaseFilePicker and nsBaseWinFilePicker)
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NS_IMETHOD GetFilterIndex(int32_t* aFilterIndex) override;
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NS_IMETHOD SetFilterIndex(int32_t aFilterIndex) override;
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NS_IMETHOD GetFile(nsIFile** aFile) override;
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NS_IMETHOD GetFileURL(nsIURI** aFileURL) override;
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NS_IMETHOD GetFiles(nsISimpleEnumerator** aFiles) override;
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NS_IMETHOD AppendFilter(const nsAString& aTitle,
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const nsAString& aFilter) override;
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// IFileDialogEvents
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HRESULT STDMETHODCALLTYPE OnFileOk(IFileDialog* pfd);
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HRESULT STDMETHODCALLTYPE OnFolderChanging(IFileDialog* pfd,
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IShellItem* psiFolder);
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HRESULT STDMETHODCALLTYPE OnFolderChange(IFileDialog* pfd);
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HRESULT STDMETHODCALLTYPE OnSelectionChange(IFileDialog* pfd);
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HRESULT STDMETHODCALLTYPE
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OnShareViolation(IFileDialog* pfd, IShellItem* psi,
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FDE_SHAREVIOLATION_RESPONSE* pResponse);
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HRESULT STDMETHODCALLTYPE OnTypeChange(IFileDialog* pfd);
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HRESULT STDMETHODCALLTYPE OnOverwrite(IFileDialog* pfd, IShellItem* psi,
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FDE_OVERWRITE_RESPONSE* pResponse);
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protected:
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/* method from nsBaseFilePicker */
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virtual void InitNative(nsIWidget* aParent, const nsAString& aTitle) override;
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nsresult Show(int16_t* aReturnVal) override;
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nsresult ShowW(int16_t* aReturnVal);
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void GetFilterListArray(nsString& aFilterList);
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bool ShowFolderPicker(const nsString& aInitialDir);
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bool ShowFilePicker(const nsString& aInitialDir);
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void RememberLastUsedDirectory();
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bool IsPrivacyModeEnabled();
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bool IsDefaultPathLink();
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bool IsDefaultPathHtml();
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void SetDialogHandle(HWND aWnd);
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bool ClosePickerIfNeeded();
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static void PickerCallbackTimerFunc(nsITimer* aTimer, void* aPicker);
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nsCOMPtr<nsILoadContext> mLoadContext;
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nsCOMPtr<nsIWidget> mParentWidget;
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nsString mTitle;
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nsCString mFile;
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nsString mFilterList;
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int16_t mSelectedType;
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nsCOMArray<nsIFile> mFiles;
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static char mLastUsedDirectory[];
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nsString mUnicodeFile;
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static char16_t* mLastUsedUnicodeDirectory;
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HWND mDlgWnd;
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class ComDlgFilterSpec {
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public:
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ComDlgFilterSpec() {}
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~ComDlgFilterSpec() {}
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const uint32_t Length() { return mSpecList.Length(); }
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const bool IsEmpty() { return (mSpecList.Length() == 0); }
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const COMDLG_FILTERSPEC* get() { return mSpecList.Elements(); }
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void Append(const nsAString& aTitle, const nsAString& aFilter);
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private:
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AutoTArray<COMDLG_FILTERSPEC, 1> mSpecList;
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AutoTArray<nsString, 2> mStrings;
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};
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ComDlgFilterSpec mComFilterList;
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DWORD mFDECookie;
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};
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#endif // nsFilePicker_h__
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