Mercurial > cgi-bin > hgweb.cgi > ClipMan
annotate src/name/blackcap/clipman/Menus.kt @ 45:ca8a23bae4fa
Adjust spacing in preferences.
| author | David Barts <n5jrn@me.com> |
|---|---|
| date | Mon, 10 Feb 2020 06:55:07 -0700 |
| parents | 33fbe3a78d84 |
| children | 19d9da731c43 |
| rev | line source |
|---|---|
| 27 | 1 /* |
| 2 * Menu-related stuff, pertaining to both the menu bar and popup menus. | |
| 3 */ | |
| 4 package name.blackcap.clipman | |
| 5 | |
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6 import java.awt.Container |
| 27 | 7 import java.awt.Toolkit |
| 8 import java.awt.event.ActionEvent | |
| 9 import java.awt.event.ActionListener | |
| 10 import java.awt.event.KeyEvent | |
| 11 import javax.swing.* | |
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12 import kotlin.collections.HashSet |
| 27 | 13 |
| 14 /** | |
| 15 * Listen to actionEvents from both menu bar and popup menu selections. | |
| 16 */ | |
| 17 class MenuItemListener: ActionListener { | |
| 18 override fun actionPerformed(e: ActionEvent) { | |
| 19 when (e.actionCommand) { | |
| 20 "File.Quit" -> System.exit(0) | |
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21 "File.Preferences" -> settingsDialog.setVisible(true) |
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22 "Edit.Clone" -> onlyIfSelected { PasteboardItem.write(it.contents) } |
| 31 | 23 "Edit.Coerce" -> onlyIfSelected { coerceDialog.setVisible(true) } |
| 27 | 24 "Edit.Find" -> searchDialog.setVisible(true) |
| 25 "Edit.FindAgain" -> searchDialog.find() | |
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26 "Help.About" -> showAboutDialog() |
| 27 | 27 else -> throw RuntimeException("unexpected actionCommand!") |
| 28 } | |
| 29 } | |
| 30 | |
| 31 private fun onlyIfSelected(block: (QueueItem) -> Unit) { | |
| 32 val selected = queue.v.getSelected() | |
| 33 if (selected == null) { | |
| 34 JOptionPane.showMessageDialog(frame.v, | |
| 35 "No item selected.", | |
| 36 "Error", | |
| 31 | 37 JOptionPane.ERROR_MESSAGE) |
| 38 } else { | |
| 27 | 39 block(selected) |
| 40 } | |
| 41 } | |
| 42 } | |
| 43 | |
| 44 val menuItemListener = MenuItemListener() | |
| 45 | |
| 46 /** | |
| 31 | 47 * Track menu items that require something to be selected in order |
| 48 * to work, and allow them to be enabled and disabled en masse. | |
| 49 */ | |
| 50 class SelectionRequired { | |
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51 private val controls = HashSet<JMenuItem>() |
| 31 | 52 |
| 53 fun add(item: JMenuItem): JMenuItem { | |
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54 controls.add(item) |
| 31 | 55 return item |
| 56 } | |
| 57 | |
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58 private fun setEnabled(state: Boolean) { |
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59 controls.forEach { |
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60 it.setEnabled(state) |
| 31 | 61 } |
| 62 } | |
| 63 | |
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64 fun enable() = setEnabled(true) |
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65 |
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66 fun disable() = setEnabled(false) |
| 31 | 67 } |
| 68 | |
| 69 val anyRequired = SelectionRequired() | |
| 70 val styledRequired = SelectionRequired() | |
| 71 | |
| 72 /** | |
| 27 | 73 * Our menu bar. What we display depends somewhat on the system type, as |
| 74 * the Mac gives us a gratuitous menu bar entry for handling some stuff. | |
| 75 */ | |
| 76 class MyMenuBar: JMenuBar() { | |
| 77 init { | |
| 78 if (OS.type != OS.MAC) { | |
| 79 add(JMenu("File").apply { | |
| 80 add(JMenuItem("Quit").apply { | |
| 81 actionCommand = "File.Quit" | |
| 82 addActionListener(menuItemListener) | |
| 83 makeShortcut(KeyEvent.VK_Q) | |
| 84 }) | |
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85 add(JMenuItem("Preferences…").apply { |
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86 actionCommand = "File.Preferences" |
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87 addActionListener(menuItemListener) |
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88 makeShortcut(KeyEvent.VK_COMMA) |
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89 }) |
| 27 | 90 }) |
| 91 } | |
| 92 add(JMenu("Edit").apply { | |
| 31 | 93 add(anyRequired.add(JMenuItem("Clone").apply { |
| 27 | 94 setEnabled(false) |
| 95 actionCommand = "Edit.Clone" | |
| 96 addActionListener(menuItemListener) | |
| 97 makeShortcut(KeyEvent.VK_C) | |
| 98 })) | |
| 31 | 99 add(styledRequired.add(JMenuItem("Coerce…").apply { |
| 27 | 100 setEnabled(false) |
| 101 actionCommand = "Edit.Coerce" | |
| 102 addActionListener(menuItemListener) | |
| 103 makeShortcut(KeyEvent.VK_K) | |
| 104 })) | |
| 105 add(JMenuItem("Find…").apply { | |
| 106 actionCommand = "Edit.Find" | |
| 107 addActionListener(menuItemListener) | |
| 108 makeShortcut(KeyEvent.VK_F) | |
| 109 }) | |
| 110 add(JMenuItem("Find Again").apply { | |
| 111 actionCommand = "Edit.FindAgain" | |
| 112 addActionListener(menuItemListener) | |
| 113 makeShortcut(KeyEvent.VK_G) | |
| 114 }) | |
| 115 }) | |
| 116 if (OS.type != OS.MAC) { | |
| 117 add(JMenu("Help").apply { | |
| 118 add(JMenuItem("About ClipMan…").apply { | |
| 119 actionCommand = "Help.About" | |
| 120 addActionListener(menuItemListener) | |
| 121 }) | |
| 122 }) | |
| 123 } | |
| 124 } | |
| 125 | |
| 126 fun getMenu(name: String): JMenu? { | |
| 127 subElements.forEach { | |
| 128 val jmenu = it.component as? JMenu | |
| 129 if (jmenu?.text == name) { | |
| 130 return jmenu | |
| 131 } | |
| 132 } | |
| 133 return null | |
| 134 } | |
| 135 } | |
| 136 | |
| 137 val menuBar = MyMenuBar() | |
| 138 | |
| 139 /** | |
| 140 * The popup menu we display when the user requests so atop a clipboard | |
| 141 * item. | |
| 142 */ | |
| 143 class MyPopupMenu: JPopupMenu() { | |
| 144 init { | |
| 31 | 145 add(anyRequired.add(JMenuItem("Clone").apply { |
| 27 | 146 actionCommand = "Edit.Clone" |
| 147 addActionListener(menuItemListener) | |
| 148 })) | |
| 31 | 149 add(styledRequired.add(JMenuItem("Coerce…").apply { |
| 27 | 150 actionCommand = "Edit.Coerce" |
| 151 addActionListener(menuItemListener) | |
| 152 })) | |
| 153 } | |
| 154 } | |
| 155 | |
| 156 val popupMenu = MyPopupMenu() | |
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157 |
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158 /** |
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159 * Show an About dialog. |
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160 */ |
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161 fun showAboutDialog() { |
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162 JOptionPane.showMessageDialog(frame.v, |
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163 "ClipMan, a clipboard manager.\n" |
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164 + "© MMXX, David W. Barts", |
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165 "About ClipMan", |
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166 JOptionPane.PLAIN_MESSAGE) |
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167 } |