edu.rice.cs.drjava.ui
Class RecentFileManager

java.lang.Object
  extended by edu.rice.cs.drjava.ui.RecentFileManager
All Implemented Interfaces:
OptionConstants

public class RecentFileManager
extends Object
implements OptionConstants

Manages a list of the most recently used files to be displayed in the File menu.

Version:
$Id: RecentFileManager.java 4691 2008-12-02 23:33:27Z dlsmith $

Nested Class Summary
static interface RecentFileManager.RecentFileAction
          This interface is to be implemented and passed to the manager upon creation.
 
Nested classes/interfaces inherited from interface edu.rice.cs.drjava.config.OptionConstants
OptionConstants.AccessLevelChoices, OptionConstants.DefaultFont, OptionConstants.HeapSizeChoices, OptionConstants.LookAndFeels, OptionConstants.PlasticThemes, OptionConstants.VersionNotificationChoices
 
Field Summary
protected  JMenu _fileMenu
          The File menu containing the entries.
protected  int _pos
          Position in the file menu for the next insert.
protected  RecentFileManager.RecentFileAction _recentFileAction
          An action that will be invoked when the file is clicked.
protected  Vector<File> _recentFiles
          All of the recently used files in the list, in order.
protected  Vector<JMenuItem> _recentMenuItems
          Menu items corresponding to each file in _recentFiles.
protected  VectorOption<File> _settingConfigConstant
          The OptionConstant that should be used to retrieve the list of recent files.
protected  int MAX
          The maximum number of files to display in the list.
 
Fields inherited from interface edu.rice.cs.drjava.config.OptionConstants
accessLevelChoices, ALLOW_PRIVATE_ACCESS, ALWAYS_COMPILE_BEFORE_JUNIT, ALWAYS_SAVE_BEFORE_COMPILE, ALWAYS_SAVE_BEFORE_DEBUG, ALWAYS_SAVE_BEFORE_JAVADOC, ALWAYS_SAVE_BEFORE_RUN, apiJavadocChoices, apiJavadocVersionChoices, AUTO_CLOSE_COMMENTS, BACKUP_FILES, BOOKMARK_COLOR, BROWSER_FILE, BROWSER_HISTORY_MAX_SIZE, BROWSER_STRING, choices, CLIPBOARD_HISTORY_SIZE, COMPILER_ERROR_COLOR, DEBUG_BREAKPOINT_COLOR, DEBUG_BREAKPOINT_DISABLED_COLOR, DEBUG_MESSAGE_COLOR, DEBUG_PANEL_HEIGHT, DEBUG_SOURCEPATH, DEBUG_STEP_DRJAVA, DEBUG_STEP_EXCLUDE, DEBUG_STEP_INTERPRETER, DEBUG_STEP_JAVA, DEBUG_THREAD_COLOR, DEFINITIONS_BACKGROUND_COLOR, DEFINITIONS_COMMENT_COLOR, DEFINITIONS_DOUBLE_QUOTED_COLOR, DEFINITIONS_KEYWORD_COLOR, DEFINITIONS_MATCH_COLOR, DEFINITIONS_NORMAL_COLOR, DEFINITIONS_NUMBER_COLOR, DEFINITIONS_SINGLE_QUOTED_COLOR, DEFINITIONS_TYPE_COLOR, DETACH_DEBUGGER, DETACH_TABBEDPANES, DIALOG_AUTOIMPORT_ENABLED, DIALOG_AUTOIMPORT_STATE, DIALOG_AUTOIMPORT_STORE_POSITION, DIALOG_CLIPBOARD_HISTORY_STATE, DIALOG_CLIPBOARD_HISTORY_STORE_POSITION, DIALOG_COMPLETE_JAVAAPI, DIALOG_COMPLETE_SCAN_CLASS_FILES, DIALOG_COMPLETE_WORD_STATE, DIALOG_COMPLETE_WORD_STORE_POSITION, DIALOG_DEBUGFRAME_STATE, DIALOG_DEBUGFRAME_STORE_POSITION, DIALOG_DRJAVA_ERROR_POPUP_ENABLED, DIALOG_DRJAVA_SURVEY_ENABLED, DIALOG_EDITEXTERNALPROCESS_STATE, DIALOG_EDITEXTERNALPROCESS_STORE_POSITION, DIALOG_EXTERNALPROCESS_STATE, DIALOG_EXTERNALPROCESS_STORE_POSITION, DIALOG_GOTOFILE_FULLY_QUALIFIED, DIALOG_GOTOFILE_STATE, DIALOG_GOTOFILE_STORE_POSITION, DIALOG_JAROPTIONS_STATE, DIALOG_JAROPTIONS_STORE_POSITION, DIALOG_LIGHTWEIGHT_PARSING_DELAY, DIALOG_OPENJAVADOC_STATE, DIALOG_OPENJAVADOC_STORE_POSITION, DIALOG_TABBEDPANES_STATE, DIALOG_TABBEDPANES_STORE_POSITION, DOC_LIST_WIDTH, DRJAVA_ERRORS_BUTTON_COLOR, DRJAVA_SURVEY_DAYS, DRJAVA_USE_FORCE_QUIT, EXTERNAL_SAVED_CMDLINES, EXTERNAL_SAVED_COUNT, EXTERNAL_SAVED_ENCLOSING_DJAPP_FILES, EXTERNAL_SAVED_NAMES, EXTERNAL_SAVED_PREFIX, EXTERNAL_SAVED_WORKDIRS, EXTPROCESS_FILE_EXTENSION, EXTPROCESS_FILE_NAME_INSIDE_JAR, EXTRA_CLASSPATH, EXTRA_COMPILERS, FIND_ALL_DOCUMENTS, FIND_MATCH_CASE, FIND_NO_COMMENTS_STRINGS, FIND_NO_TEST_CASES, FIND_REPLACE_FOCUS_IN_DEFPANE, FIND_RESULTS_COLOR1, FIND_RESULTS_COLOR2, FIND_RESULTS_COLOR3, FIND_RESULTS_COLOR4, FIND_RESULTS_COLOR5, FIND_RESULTS_COLOR6, FIND_RESULTS_COLOR7, FIND_RESULTS_COLOR8, FIND_RESULTS_COLORS, FIND_SEARCH_BACKWARDS, FIND_WHOLE_WORD, FOLLOW_FILE_DELAY, FOLLOW_FILE_LINES, FONT_DOCLIST, FONT_LINE_NUMBERS, FONT_MAIN, FONT_TOOLBAR, FORCE_TEST_SUFFIX, heapSizeChoices, HISTORY_MAX_SIZE, INDENT_LEVEL, INTERACTIONS_ERROR_COLOR, INTERACTIONS_EXIT_PROMPT, INTERACTIONS_RESET_PROMPT, JAVAC_LOCATION, JAVADOC_1_3_LINK, JAVADOC_1_3_TEXT, JAVADOC_1_4_LINK, JAVADOC_1_4_TEXT, JAVADOC_1_5_LINK, JAVADOC_1_5_TEXT, JAVADOC_1_6_LINK, JAVADOC_1_6_TEXT, JAVADOC_ACCESS_LEVEL, JAVADOC_API_REF_VERSION, JAVADOC_AUTO_TEXT, JAVADOC_CUSTOM_PARAMS, JAVADOC_DESTINATION, JAVADOC_FROM_ROOTS, JAVADOC_LINK_VERSION, JAVADOC_NONE_TEXT, JAVADOC_PROMPT_FOR_DESTINATION, KEY_ABOUT, KEY_BACKWARD, KEY_BEGIN_DOCUMENT, KEY_BEGIN_LINE, KEY_BOOKMARKS_PANEL, KEY_BOOKMARKS_TOGGLE, KEY_BROWSE_BACK, KEY_BROWSE_FORWARD, KEY_CHECK_NEW_VERSION, KEY_CLEAR_CONSOLE, KEY_CLEAR_HISTORY, KEY_CLEAR_LINE, KEY_CLOSE_ALL_FILES, KEY_CLOSE_FILE, KEY_CLOSE_PROJECT, KEY_CLOSING_BRACE, KEY_COMMENT_LINES, KEY_COMPILE, KEY_COMPILE_ALL, KEY_COMPLETE_FILE, KEY_COPY, KEY_CUT, KEY_CUT_LINE, KEY_DEBUG_BREAKPOINT_PANEL, KEY_DEBUG_BREAKPOINT_TOGGLE, KEY_DEBUG_CLEAR_ALL_BREAKPOINTS, KEY_DEBUG_MODE_TOGGLE, KEY_DEBUG_RESUME, KEY_DEBUG_STEP_INTO, KEY_DEBUG_STEP_OUT, KEY_DEBUG_STEP_OVER, KEY_DELETE_NEXT, KEY_DELETE_PREVIOUS, KEY_DETACH_DEBUGGER, KEY_DETACH_TABBEDPANES, KEY_DOWN, KEY_DRJAVA_ERRORS, KEY_DRJAVA_SURVEY, KEY_END_DOCUMENT, KEY_END_LINE, KEY_EXEC_PROCESS, KEY_EXECUTE_HISTORY, KEY_EXPORT_OLD, KEY_FIND_NEXT, KEY_FIND_PREV, KEY_FIND_REPLACE, KEY_FOLLOW_FILE, KEY_FORCE_QUIT, KEY_FORWARD, KEY_GOTO_FILE, KEY_GOTO_FILE_UNDER_CURSOR, KEY_GOTO_LINE, KEY_HELP, KEY_JAVADOC_ALL, KEY_JAVADOC_CURRENT, KEY_LIFT_CURRENT_INTERACTION, KEY_LOAD_HISTORY_SCRIPT, KEY_NEW_FILE, KEY_NEW_TEST, KEY_NEXT_DOCUMENT, KEY_NEXT_PANE, KEY_NEXT_WORD, KEY_OPEN_FILE, KEY_OPEN_FOLDER, KEY_OPEN_JAVADOC, KEY_OPEN_JAVADOC_UNDER_CURSOR, KEY_OPEN_PROJECT, KEY_OPENING_BRACE, KEY_PAGE_DOWN, KEY_PAGE_SETUP, KEY_PAGE_UP, KEY_PASTE, KEY_PASTE_FROM_HISTORY, KEY_PREFERENCES, KEY_PREVIOUS_DOCUMENT, KEY_PREVIOUS_PANE, KEY_PREVIOUS_WORD, KEY_PRINT, KEY_PRINT_CONSOLE, KEY_PRINT_INTERACTIONS, KEY_PRINT_PREVIEW, KEY_QUICKSTART, KEY_QUIT, KEY_REDO, KEY_RENAME_FILE, KEY_RESET_INTERACTIONS, KEY_REVERT_FILE, KEY_RUN, KEY_RUN_MAIN, KEY_SAVE_ALL_FILES, KEY_SAVE_FILE, KEY_SAVE_FILE_AS, KEY_SAVE_HISTORY, KEY_SELECT_ALL, KEY_SHIFT_DELETE_NEXT, KEY_SHIFT_DELETE_PREVIOUS, KEY_TEST, KEY_TEST_ALL, KEY_UNCOMMENT_LINES, KEY_UNDO, KEY_UP, KEY_VIEW_INTERACTIONS_CLASSPATH, LANGUAGE_LEVEL, LAST_DIRECTORY, LAST_DRJAVA_SURVEY, LAST_DRJAVA_SURVEY_RESULT, LAST_INTERACTIONS_DIRECTORY, LAST_NEW_VERSION_NOTIFICATION, LIGHTWEIGHT_PARSING_ENABLED, LINEENUM_ENABLED, linkVersionChoices, LOOK_AND_FEEL, MASK, MASTER_JVM_ARGS, MASTER_JVM_XMX, NEW_VERSION_NOTIFICATION, NEW_VERSION_NOTIFICATION_CHOICES, NEW_VERSION_NOTIFICATION_DAYS, OLD_PROJECT_FILE_EXTENSION, OPEN_FOLDER_RECURSIVE, PLASTIC_THEMES, PROJECT_FILE_EXTENSION, PROMPT_BEFORE_CLEAN, QUIT_PROMPT, RECENT_FILES, RECENT_FILES_MAX_SIZE, RECENT_PROJECTS, REMOTE_CONTROL_ENABLED, REMOTE_CONTROL_PORT, RESET_CLEAR_CONSOLE, RUN_WITH_ASSERT, SHOW_CODE_PREVIEW_POPUPS, SHOW_DEBUG_CONSOLE, SHOW_DEPRECATION_WARNINGS, SHOW_FALLTHROUGH_WARNINGS, SHOW_FINALLY_WARNINGS, SHOW_PATH_WARNINGS, SHOW_SERIAL_WARNINGS, SHOW_SOURCE_WHEN_SWITCHING, SHOW_UNCHECKED_WARNINGS, SLAVE_JVM_ARGS, SLAVE_JVM_XMX, STICKY_INTERACTIONS_DIRECTORY, SYSTEM_ERR_COLOR, SYSTEM_IN_COLOR, SYSTEM_OUT_COLOR, TABS_HEIGHT, TEXT_ANTIALIAS, TOOLBAR_ENABLED, TOOLBAR_ICONS_ENABLED, TOOLBAR_TEXT_ENABLED, WARN_BREAKPOINT_OUT_OF_SYNC, WARN_CHANGE_LAF, WARN_CHANGE_THEME, WARN_DEBUG_MODIFIED_FILE, WARN_PATH_CONTAINS_POUND, WINDOW_HEIGHT, WINDOW_STATE, WINDOW_STORE_POSITION, WINDOW_WIDTH, WINDOW_X, WINDOW_Y
 
Constructor Summary
RecentFileManager(int pos, JMenu fileMenu, RecentFileManager.RecentFileAction action, VectorOption<File> settingConfigConstant)
          Creates a new RecentFileManager.
 
Method Summary
 Vector<File> getFileVector()
          Returns the list of recently used files, in order.
 void numberItems()
          Trims the recent file list to the configured size and numbers the remaining files according to their position in the list
 void removeIfInList(File file)
          Removes the given file from the list if it is already there.
 void saveRecentFiles()
          Saves the current list of files to the config object.
 void updateMax(int newMax)
          Changes the maximum number of files to display in the list.
 void updateOpenFiles(File file)
          Updates the list after the given file has been opened.
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
 

Field Detail

_pos

protected int _pos
Position in the file menu for the next insert.


_recentFiles

protected Vector<File> _recentFiles
All of the recently used files in the list, in order.


_recentMenuItems

protected Vector<JMenuItem> _recentMenuItems
Menu items corresponding to each file in _recentFiles.


MAX

protected int MAX
The maximum number of files to display in the list.


_fileMenu

protected JMenu _fileMenu
The File menu containing the entries.


_settingConfigConstant

protected VectorOption<File> _settingConfigConstant
The OptionConstant that should be used to retrieve the list of recent files.


_recentFileAction

protected RecentFileManager.RecentFileAction _recentFileAction
An action that will be invoked when the file is clicked.

Constructor Detail

RecentFileManager

public RecentFileManager(int pos,
                         JMenu fileMenu,
                         RecentFileManager.RecentFileAction action,
                         VectorOption<File> settingConfigConstant)
Creates a new RecentFileManager.

Parameters:
pos - Position in the file menu
fileMenu - File menu to add the entry to
Method Detail

getFileVector

public Vector<File> getFileVector()
Returns the list of recently used files, in order.


updateMax

public void updateMax(int newMax)
Changes the maximum number of files to display in the list.

Parameters:
newMax - The new maximum number of files to display

saveRecentFiles

public void saveRecentFiles()
Saves the current list of files to the config object.


updateOpenFiles

public void updateOpenFiles(File file)
Updates the list after the given file has been opened.


removeIfInList

public void removeIfInList(File file)
Removes the given file from the list if it is already there. Only removes the first occurrence of the file, since each entry should be unique (based on canonical path).


numberItems

public void numberItems()
Trims the recent file list to the configured size and numbers the remaining files according to their position in the list