Changeset 32091 for main/trunk


Ignore:
Timestamp:
12/11/17 17:28:04 (3 years ago)
Author:
ak19
Message:

Find functionality for GS3 GLI's Config file editor.

File:
1 edited

Legend:

Unmodified
Added
Removed
  • main/trunk/gli/src/org/greenstone/gatherer/gui/ConfigFileEditor.java

    r31582 r32091  
    2525
    2626package org.greenstone.gatherer.gui;
     27
     28// for RSyntaxTextArea editor's search functionality:
     29import org.fife.ui.rtextarea.SearchEngine;
     30import org.fife.ui.rtextarea.SearchContext;
    2731
    2832import org.greenstone.gatherer.Configuration;
     
    3539import org.w3c.dom.*;
    3640
    37 
    3841import java.io.File;
    3942import java.io.IOException;
     
    5760    private JTextArea editor_msgarea;
    5861
     62   
     63    // https://github.com/bobbylight/RSyntaxTextArea/wiki/Example:-Using-Find-and-Replace
     64    private JTextField searchField;
     65    private JCheckBox regexCB;
     66    private JCheckBox matchCaseCB;
     67    private JButton nextButton;
     68    private JButton prevButton;
     69   
    5970    //private final String DEFAULT_PROCESSING_INSTRUCTION = "<?xml version=\"1.0\" encoding=\"UTF-8\"?>";   
    6071
     
    6273
    6374    public ConfigFileEditor() {
    64 
    65       super(Gatherer.g_man, true);
    66       setModal(true);
    67       setSize(SIZE);
    68 
     75   
     76    super(Gatherer.g_man, true);
     77    setModal(true);
     78    setSize(SIZE);
     79   
    6980    String collection_folder_path = Gatherer.getCollectDirectoryPath();
    7081    String collectionName  = Gatherer.c_man.getCollection().getName(); // we won't be in this constructor if collection is null.
     
    8899    validation_msg_panel.add(validation_label, BorderLayout.WEST);
    89100    validation_msg_panel.add(new JScrollPane(editor_msgarea), BorderLayout.CENTER);
     101
     102    // Find functionality - can extend for Find and Replace
     103    // taken from https://github.com/bobbylight/RSyntaxTextArea/wiki/Example:-Using-Find-and-Replace
     104    // Create a toolbar with searching options.
     105    JToolBar toolBar = new JToolBar();
     106    searchField = new JTextField(30);
     107    toolBar.add(searchField);
     108    nextButton = new JButton("Find Next");
     109    nextButton.setActionCommand("FindNext");
     110    nextButton.addActionListener(this);
     111    toolBar.add(nextButton);
     112    searchField.addActionListener(this);
     113    prevButton = new JButton("Find Previous");
     114    prevButton.setActionCommand("FindPrev");
     115    prevButton.addActionListener(this);
     116    toolBar.add(prevButton);
     117    regexCB = new JCheckBox("Regex");
     118    toolBar.add(regexCB);
     119    matchCaseCB = new JCheckBox("Match Case");
     120    toolBar.add(matchCaseCB);
    90121   
    91122    // the all important XML editor
     
    106137    button_panel.add(save_button);
    107138
     139    // toolbars_panel to contain find-and-replace toolbar and undo/redo/cancel/save button panel
     140    JPanel toolbars_panel = new JPanel(new BorderLayout());
     141    toolbars_panel.add(toolBar, BorderLayout.NORTH);
     142    toolbars_panel.add(button_panel, BorderLayout.CENTER);
     143   
    108144    JPanel content_pane = (JPanel) getContentPane();
    109145    content_pane.setComponentOrientation(Dictionary.getOrientation());
     
    111147    content_pane.add(validation_msg_panel, BorderLayout.NORTH);
    112148    content_pane.add(new JScrollPane(editor), BorderLayout.CENTER); // make editor scrollable
    113     content_pane.add(button_panel, BorderLayout.SOUTH);
    114 
     149    //content_pane.add(button_panel, BorderLayout.SOUTH);
     150    content_pane.add(toolbars_panel, BorderLayout.SOUTH);
    115151   
    116152    // NOW WE CAN PREPARE THE ACTUAL CONTENT TO GO INTO THE XML EDITOR TEXTAREA
     
    166202    Dimension screen_size = Configuration.screen_size;
    167203    setLocation((screen_size.width - SIZE.width) / 2, (screen_size.height - SIZE.height) / 2);
     204    editor.setCaretPosition(0); // start at top of config XML
    168205    }
    169206
     
    190227        Gatherer.c_man.loadCollection(current_collection_filepath);
    191228    }
    192     }
    193 
     229   
     230    // Find functionality, can extend for Find and Replace
     231    // taken from https://github.com/bobbylight/RSyntaxTextArea/wiki/Example:-Using-Find-and-Replace
     232    else if(e.getSource() == searchField) {
     233        nextButton.doClick(0);
     234    }
     235    else if(e.getSource() == nextButton || e.getSource() == prevButton) {
     236        // "FindNext" => search forward, "FindPrev" => search backward
     237        String command = e.getActionCommand();
     238        boolean forward = "FindNext".equals(command);
     239       
     240        // Create an object defining our search parameters.
     241        SearchContext context = new SearchContext();
     242        String text = searchField.getText();
     243        if (text.length() == 0) {
     244        return;
     245        }
     246        context.setSearchFor(text);
     247        context.setMatchCase(matchCaseCB.isSelected());
     248        context.setRegularExpression(regexCB.isSelected());
     249        context.setSearchForward(forward);
     250        context.setWholeWord(false);
     251
     252        //boolean found = SearchEngine.find(this.editor, context).wasFound();
     253        boolean found = false;
     254        try {
     255        found = SearchEngine.find(this.editor, context);
     256        // if the current search string is a correction to a previous invalid regex,
     257        // then return background colour back to normal
     258        searchField.setBackground(Color.white);
     259        if (!found) {
     260            JOptionPane.showMessageDialog(this, "Text not found");
     261        }
     262        } catch(java.util.regex.PatternSyntaxException regex_exception) {
     263        searchField.setBackground(Color.red);
     264        JOptionPane.showMessageDialog(this, "Invalid regex");
     265        }
     266       
     267    }
     268    }
    194269   
    195270   
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