src/main/java/jp/sourceforge/jindolf/HelpFrame.java

   1 /*\r
   2  * help frame\r
   3  *\r
   4  * License : The MIT License\r
   5  * Copyright(c) 2008 olyutorskii\r
   6  */\r
   7 \r
   8 package jp.sourceforge.jindolf;\r
   9 \r
  10 import java.awt.Container;\r
  11 import java.awt.GridBagConstraints;\r
  12 import java.awt.GridBagLayout;\r
  13 import java.awt.Insets;\r
  14 import java.awt.event.ActionEvent;\r
  15 import java.awt.event.ActionListener;\r
  16 import java.awt.event.WindowAdapter;\r
  17 import java.awt.event.WindowEvent;\r
  18 import java.io.IOException;\r
  19 import java.net.URL;\r
  20 import javax.swing.BorderFactory;\r
  21 import javax.swing.JButton;\r
  22 import javax.swing.JEditorPane;\r
  23 import javax.swing.JFrame;\r
  24 import javax.swing.JScrollPane;\r
  25 import javax.swing.JSeparator;\r
  26 import javax.swing.JTabbedPane;\r
  27 import javax.swing.JTextArea;\r
  28 import javax.swing.border.Border;\r
  29 import javax.swing.event.HyperlinkEvent;\r
  30 import javax.swing.event.HyperlinkListener;\r
  31 \r
  32 /**\r
  33  * ヘルプ画面。\r
  34  */\r
  35 @SuppressWarnings("serial")\r
  36 public class HelpFrame extends JFrame\r
  37         implements ActionListener, HyperlinkListener{\r
  38 \r
  39     private static final String HELP_HTML = "resources/html/help.html";\r
  40 \r
  41     private final JTabbedPane tabPanel = new JTabbedPane();\r
  42     private final JEditorPane htmlView = new JEditorPane();\r
  43     private final JTextArea vmInfo = new JTextArea();\r
  44     private final JButton closeButton = new JButton("閉じる");\r
  45 \r
  46     /**\r
  47      * コンストラクタ。\r
  48      */\r
  49     public HelpFrame(){\r
  50         super(Jindolf.TITLE + " ヘルプ");\r
  51 \r
  52         GUIUtils.modifyWindowAttributes(this, true, false, true);\r
  53 \r
  54         this.htmlView.setEditable(false);\r
  55         this.htmlView.setContentType("text/html");\r
  56         this.htmlView.putClientProperty(JEditorPane.W3C_LENGTH_UNITS,\r
  57                                         Boolean.TRUE);\r
  58         this.htmlView.putClientProperty(JEditorPane.HONOR_DISPLAY_PROPERTIES,\r
  59                                         Boolean.TRUE);\r
  60         Border border = BorderFactory.createEmptyBorder(0, 0, 0, 0);\r
  61         this.htmlView.setBorder(border);\r
  62         this.htmlView.addHyperlinkListener(this);\r
  63         this.htmlView.setComponentPopupMenu(new TextPopup());\r
  64 \r
  65         this.vmInfo.setEditable(false);\r
  66         this.vmInfo.setLineWrap(true);\r
  67         this.vmInfo.setComponentPopupMenu(new TextPopup());\r
  68 \r
  69         this.closeButton.addActionListener(this);\r
  70 \r
  71         setDefaultCloseOperation(DO_NOTHING_ON_CLOSE);\r
  72         addWindowListener(new WindowAdapter(){\r
  73             @Override\r
  74             public void windowClosing(WindowEvent event){\r
  75                 close();\r
  76             }\r
  77         });\r
  78 \r
  79         URL topUrl = Jindolf.getResource(HELP_HTML);\r
  80         loadURL(topUrl);\r
  81 \r
  82         StringBuilder info = new StringBuilder();\r
  83         info.append(EnvInfo.getVMInfo());\r
  84         AppSetting setting = Jindolf.getAppSetting();\r
  85         if(setting.useConfigPath()){\r
  86             info.append("設定格納ディレクトリ : "\r
  87                     + setting.getConfigPath().getPath() );\r
  88         }else{\r
  89             info.append("※ 設定格納ディレクトリは使っていません。");\r
  90         }\r
  91         this.vmInfo.setText(info.toString());\r
  92 \r
  93         design();\r
  94 \r
  95         return;\r
  96     }\r
  97 \r
  98     /**\r
  99      * デザインを行う。\r
 100      */\r
 101     private void design(){\r
 102         Container content = this.getContentPane();\r
 103         GridBagLayout layout = new GridBagLayout();\r
 104         GridBagConstraints constraints = new GridBagConstraints();\r
 105         content.setLayout(layout);\r
 106 \r
 107         constraints.gridwidth = GridBagConstraints.REMAINDER;\r
 108         constraints.insets = new Insets(5, 5, 5, 5);\r
 109         constraints.weightx = 1.0;\r
 110         constraints.weighty = 1.0;\r
 111         constraints.fill = GridBagConstraints.BOTH;\r
 112 \r
 113         JScrollPane sc = new JScrollPane(this.htmlView);\r
 114         this.tabPanel.add("ヘルプ", sc);\r
 115         sc = new JScrollPane(this.vmInfo);\r
 116         this.tabPanel.add("実行環境", sc);\r
 117         content.add(this.tabPanel, constraints);\r
 118 \r
 119         constraints.weighty = 0.0;\r
 120         constraints.fill = GridBagConstraints.HORIZONTAL;\r
 121         content.add(new JSeparator(), constraints);\r
 122 \r
 123         constraints.weightx = 0.0;\r
 124         constraints.anchor = GridBagConstraints.EAST;\r
 125         constraints.fill = GridBagConstraints.NONE;\r
 126         content.add(this.closeButton, constraints);\r
 127 \r
 128         return;\r
 129     }\r
 130 \r
 131     /**\r
 132      * ウィンドウを閉じる。\r
 133      */\r
 134     private void close(){\r
 135         setVisible(false);\r
 136         return;\r
 137     }\r
 138 \r
 139     /**\r
 140      * URLの示すHTML文書を表示する。\r
 141      * @param url URL\r
 142      */\r
 143     private void loadURL(URL url){\r
 144         if(url == null) return;\r
 145 \r
 146         try{\r
 147             this.htmlView.setPage(url);\r
 148         }catch(IOException e){\r
 149             Jindolf.logger().warn("ヘルプファイルが読み込めません", e);\r
 150             assert false;\r
 151         }\r
 152 \r
 153         return;\r
 154     }\r
 155 \r
 156     /**\r
 157      * {@inheritDoc}\r
 158      * 閉じるボタン押下処理。\r
 159      * @param event ボタン押下イベント {@inheritDoc}\r
 160      */\r
 161     @Override\r
 162     public void actionPerformed(ActionEvent event){\r
 163         if(event.getSource() != this.closeButton) return;\r
 164         close();\r
 165         return;\r
 166     }\r
 167 \r
 168     /**\r
 169      * {@inheritDoc}\r
 170      * リンククリック処理。\r
 171      * @param event リンククリックイベント {@inheritDoc}\r
 172      */\r
 173     @Override\r
 174     public void hyperlinkUpdate(HyperlinkEvent event){\r
 175         if(event.getEventType() != HyperlinkEvent.EventType.ACTIVATED){\r
 176             return;\r
 177         }\r
 178 \r
 179         URL url = event.getURL();\r
 180         loadURL(url);\r
 181 \r
 182         return;\r
 183     }\r
 184 \r
 185 }\r