llfilepicker.h
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- /**
- * @file llfilepicker.h
- * @brief OS-specific file picker
- *
- * $LicenseInfo:firstyear=2001&license=viewergpl$
- *
- * Copyright (c) 2001-2010, Linden Research, Inc.
- *
- * Second Life Viewer Source Code
- * The source code in this file ("Source Code") is provided by Linden Lab
- * to you under the terms of the GNU General Public License, version 2.0
- * ("GPL"), unless you have obtained a separate licensing agreement
- * ("Other License"), formally executed by you and Linden Lab. Terms of
- * the GPL can be found in doc/GPL-license.txt in this distribution, or
- * online at http://secondlifegrid.net/programs/open_source/licensing/gplv2
- *
- * There are special exceptions to the terms and conditions of the GPL as
- * it is applied to this Source Code. View the full text of the exception
- * in the file doc/FLOSS-exception.txt in this software distribution, or
- * online at
- * http://secondlifegrid.net/programs/open_source/licensing/flossexception
- *
- * By copying, modifying or distributing this software, you acknowledge
- * that you have read and understood your obligations described above,
- * and agree to abide by those obligations.
- *
- * ALL LINDEN LAB SOURCE CODE IS PROVIDED "AS IS." LINDEN LAB MAKES NO
- * WARRANTIES, EXPRESS, IMPLIED OR OTHERWISE, REGARDING ITS ACCURACY,
- * COMPLETENESS OR PERFORMANCE.
- * $/LicenseInfo$
- */
- // OS specific file selection dialog. This is implemented as a
- // singleton class, so call the instance() method to get the working
- // instance. When you call getMultipleOpenFile(), it locks the picker
- // until you iterate to the end of the list of selected files with
- // getNextFile() or call reset().
- #ifndef LL_LLFILEPICKER_H
- #define LL_LLFILEPICKER_H
- #include "stdtypes.h"
- #if LL_DARWIN
- #include <Carbon/Carbon.h>
- // AssertMacros.h does bad things.
- #undef verify
- #undef check
- #undef require
- #include <vector>
- #include "llstring.h"
- #endif
- // Need commdlg.h for OPENFILENAMEA
- #ifdef LL_WINDOWS
- #include <commdlg.h>
- #endif
- extern "C" {
- // mostly for Linux, possible on others
- #if LL_GTK
- # include "gtk/gtk.h"
- #endif // LL_GTK
- }
- class LLFilePicker
- {
- #ifdef LL_GTK
- friend class LLDirPicker;
- friend void chooser_responder(GtkWidget *, gint, gpointer);
- #endif // LL_GTK
- public:
- // calling this before main() is undefined
- static LLFilePicker& instance( void ) { return sInstance; }
- enum ELoadFilter
- {
- FFLOAD_ALL = 1,
- FFLOAD_WAV = 2,
- FFLOAD_IMAGE = 3,
- FFLOAD_ANIM = 4,
- #ifdef _CORY_TESTING
- FFLOAD_GEOMETRY = 5,
- #endif
- FFLOAD_XML = 6,
- FFLOAD_SLOBJECT = 7,
- FFLOAD_RAW = 8,
- };
- enum ESaveFilter
- {
- FFSAVE_ALL = 1,
- FFSAVE_WAV = 3,
- FFSAVE_TGA = 4,
- FFSAVE_BMP = 5,
- FFSAVE_AVI = 6,
- FFSAVE_ANIM = 7,
- #ifdef _CORY_TESTING
- FFSAVE_GEOMETRY = 8,
- #endif
- FFSAVE_XML = 9,
- FFSAVE_COLLADA = 10,
- FFSAVE_RAW = 11,
- FFSAVE_J2C = 12,
- FFSAVE_PNG = 13,
- FFSAVE_JPEG = 14,
- };
- // open the dialog. This is a modal operation
- BOOL getSaveFile( ESaveFilter filter = FFSAVE_ALL, const std::string& filename = LLStringUtil::null );
- BOOL getOpenFile( ELoadFilter filter = FFLOAD_ALL );
- BOOL getMultipleOpenFiles( ELoadFilter filter = FFLOAD_ALL );
- // Get the filename(s) found. getFirstFile() sets the pointer to
- // the start of the structure and allows the start of iteration.
- const std::string getFirstFile();
- // getNextFile() increments the internal representation and
- // returns the next file specified by the user. Returns NULL when
- // no more files are left. Further calls to getNextFile() are
- // undefined.
- const std::string getNextFile();
- // This utility function extracts the current file name without
- // doing any incrementing.
- const std::string getCurFile();
- // Returns the index of the current file.
- S32 getCurFileNum() const { return mCurrentFile; }
- S32 getFileCount() const { return (S32)mFiles.size(); }
- // See llvfs/lldir.h : getBaseFileName and getDirName to extract base or directory names
-
- // clear any lists of buffers or whatever, and make sure the file
- // picker isn't locked.
- void reset();
- private:
- enum
- {
- SINGLE_FILENAME_BUFFER_SIZE = 1024,
- //FILENAME_BUFFER_SIZE = 65536
- FILENAME_BUFFER_SIZE = 65000
- };
-
- #if LL_WINDOWS
- OPENFILENAMEW mOFN; // for open and save dialogs
- WCHAR mFilesW[FILENAME_BUFFER_SIZE];
- BOOL setupFilter(ELoadFilter filter);
- #endif
- #if LL_DARWIN
- NavDialogCreationOptions mNavOptions;
- std::vector<std::string> mFileVector;
- UInt32 mFileIndex;
-
- OSStatus doNavChooseDialog(ELoadFilter filter);
- OSStatus doNavSaveDialog(ESaveFilter filter, const std::string& filename);
- void getFilePath(SInt32 index);
- void getFileName(SInt32 index);
- static Boolean navOpenFilterProc(AEDesc *theItem, void *info, void *callBackUD, NavFilterModes filterMode);
- #endif
- #if LL_GTK
- static void add_to_selectedfiles(gpointer data, gpointer user_data);
- static void chooser_responder(GtkWidget *widget, gint response, gpointer user_data);
- // we remember the last path that was accessed for a particular usage
- std::map <std::string, std::string> mContextToPathMap;
- std::string mCurContextName;
- #endif
- std::vector<std::string> mFiles;
- S32 mCurrentFile;
- bool mLocked;
- static LLFilePicker sInstance;
-
- protected:
- #if LL_GTK
- GtkWindow* buildFilePicker(bool is_save, bool is_folder,
- std::string context = "generic");
- #endif
- public:
- // don't call these directly please.
- LLFilePicker();
- ~LLFilePicker();
- };
- #endif