/** * @file llfilepicker.h * @brief OS-specific file picker * * $LicenseInfo:firstyear=2001&license=viewerlgpl$ * Second Life Viewer Source Code * Copyright (C) 2010, Linden Research, Inc. * * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public * License as published by the Free Software Foundation; * version 2.1 of the License only. * * This library is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public * License along with this library; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA * * Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA * $/LicenseInfo$ */ // 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 // AssertMacros.h does bad things. #undef verify #undef check #undef require #include #include "llstring.h" #endif // Need commdlg.h for OPENFILENAMEA #ifdef LL_WINDOWS #include "llwin32headers.h" #include #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, FFLOAD_XML = 6, FFLOAD_SLOBJECT = 7, FFLOAD_RAW = 8, FFLOAD_MODEL = 9, FFLOAD_COLLADA = 10, FFLOAD_SCRIPT = 11, FFLOAD_DICTIONARY = 12, FFLOAD_DIRECTORY = 13, // To call from lldirpicker. FFLOAD_EXE = 14, // Note: EXE will be treated as ALL on Windows and Linux but not on Darwin FFLOAD_LUA = 15 }; enum ESaveFilter { FFSAVE_ALL = 1, FFSAVE_WAV = 3, FFSAVE_TGA = 4, FFSAVE_BMP = 5, FFSAVE_AVI = 6, FFSAVE_ANIM = 7, FFSAVE_XML = 9, FFSAVE_COLLADA = 10, FFSAVE_RAW = 11, FFSAVE_J2C = 12, FFSAVE_PNG = 13, FFSAVE_JPEG = 14, FFSAVE_SCRIPT = 15, FFSAVE_TGAPNG = 16 }; // open the dialog. This is a modal operation BOOL getSaveFile( ESaveFilter filter = FFSAVE_ALL, const std::string& filename = LLStringUtil::null, bool blocking = true); BOOL getSaveFileModeless(ESaveFilter filter, const std::string& filename, void (*callback)(bool, std::string&, void*), void *userdata); BOOL getOpenFile( ELoadFilter filter = FFLOAD_ALL, bool blocking = true ); // Todo: implement getOpenFileModeless and getMultipleOpenFilesModeless // for windows and use directly instead of ugly LLFilePickerThread BOOL getOpenFileModeless( ELoadFilter filter, void (*callback)(bool, std::vector &, void*), void *userdata); // MAC only. BOOL getMultipleOpenFiles( ELoadFilter filter = FFLOAD_ALL, bool blocking = true ); BOOL getMultipleOpenFilesModeless( ELoadFilter filter, void (*callback)(bool, std::vector &, void*), void *userdata ); // MAC only // 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 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 }; // utility function to check if access to local file system via file browser // is enabled and if not, tidy up and indicate we're not allowed to do this. bool check_local_file_access_enabled(); #if LL_WINDOWS OPENFILENAMEW mOFN; // for open and save dialogs WCHAR mFilesW[FILENAME_BUFFER_SIZE]; BOOL setupFilter(ELoadFilter filter); #endif #if LL_DARWIN S32 mPickOptions; std::vector mFileVector; bool doNavChooseDialog(ELoadFilter filter); bool doNavChooseDialogModeless(ELoadFilter filter, void (*callback)(bool, std::vector&, void*), void *userdata); bool doNavSaveDialog(ESaveFilter filter, const std::string& filename); std::unique_ptr> navOpenFilterProc(ELoadFilter filter); bool doNavSaveDialogModeless(ESaveFilter filter, const std::string& filename, void (*callback)(bool, std::string&, void*), void *userdata); #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 mContextToPathMap; std::string mCurContextName; // we also remember the extension of the last added file. std::string mCurrentExtension; #endif std::vector 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