Mercurial > cgi-bin > hgweb.cgi > ClipMan
annotate src/name/blackcap/clipman/Menus.kt @ 35:5f8475b37e23
Got it correctly enabling and disabling menu items.
| author | David Barts <n5jrn@me.com> |
|---|---|
| date | Thu, 30 Jan 2020 20:21:42 -0800 |
| parents | 0c6c18a733b7 |
| children | fcf82e3b7e31 |
| 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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5f8475b37e23
Got it correctly enabling and disabling menu items.
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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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Got it correctly enabling and disabling menu items.
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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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0e88c6bed11e
Remove the troublesome delete command(s).
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21 "Edit.Clone" -> onlyIfSelected { PasteboardItem.write(it.contents) } |
| 31 | 22 "Edit.Coerce" -> onlyIfSelected { coerceDialog.setVisible(true) } |
| 27 | 23 "Edit.Find" -> searchDialog.setVisible(true) |
| 24 "Edit.FindAgain" -> searchDialog.find() | |
| 25 else -> throw RuntimeException("unexpected actionCommand!") | |
| 26 } | |
| 27 } | |
| 28 | |
| 29 private fun onlyIfSelected(block: (QueueItem) -> Unit) { | |
| 30 val selected = queue.v.getSelected() | |
| 31 if (selected == null) { | |
| 32 JOptionPane.showMessageDialog(frame.v, | |
| 33 "No item selected.", | |
| 34 "Error", | |
| 31 | 35 JOptionPane.ERROR_MESSAGE) |
| 36 } else { | |
| 27 | 37 block(selected) |
| 38 } | |
| 39 } | |
| 40 | |
| 31 | 41 private fun clone(contents: PasteboardItem) { |
| 42 val (plain, html) = when(contents) { | |
| 43 is PasteboardItem.Plain -> Pair(contents.plain, null) | |
| 44 is PasteboardItem.HTML -> Pair(contents.plain, contents.html) | |
| 45 is PasteboardItem.RTF -> Pair(contents.plain, contents.html) | |
| 46 } | |
| 47 if (html == null) { | |
| 48 PasteboardItem.write(PasteboardItem.Plain(plain)) | |
| 49 } else { | |
| 50 PasteboardItem.write(PasteboardItem.HTML(plain, scrub(html))) | |
| 51 } | |
| 27 | 52 } |
| 53 } | |
| 54 | |
| 55 val menuItemListener = MenuItemListener() | |
| 56 | |
| 57 /** | |
| 31 | 58 * Track menu items that require something to be selected in order |
| 59 * to work, and allow them to be enabled and disabled en masse. | |
| 60 */ | |
| 61 class SelectionRequired { | |
|
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parents:
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62 private val controls = HashSet<JMenuItem>() |
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5f8475b37e23
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parents:
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63 /* private val parents = HashSet<Container>() */ |
| 31 | 64 |
| 65 fun add(item: JMenuItem): JMenuItem { | |
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parents:
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66 controls.add(item) |
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5f8475b37e23
Got it correctly enabling and disabling menu items.
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parents:
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changeset
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67 /* var p = item.parent |
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5f8475b37e23
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parents:
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68 if (p != null) { |
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5f8475b37e23
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parents:
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69 parents.add(p) |
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5f8475b37e23
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parents:
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diff
changeset
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70 } */ |
| 31 | 71 return item |
| 72 } | |
| 73 | |
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parents:
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74 private fun setEnabled(state: Boolean) { |
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5f8475b37e23
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parents:
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75 controls.forEach { |
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5f8475b37e23
Got it correctly enabling and disabling menu items.
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parents:
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76 it.setEnabled(state) |
| 31 | 77 } |
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35
5f8475b37e23
Got it correctly enabling and disabling menu items.
David Barts <n5jrn@me.com>
parents:
31
diff
changeset
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78 /* parents.forEach { |
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5f8475b37e23
Got it correctly enabling and disabling menu items.
David Barts <n5jrn@me.com>
parents:
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79 it.validate() |
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5f8475b37e23
Got it correctly enabling and disabling menu items.
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parents:
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80 } */ |
| 31 | 81 } |
| 82 | |
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35
5f8475b37e23
Got it correctly enabling and disabling menu items.
David Barts <n5jrn@me.com>
parents:
31
diff
changeset
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83 fun enable() = setEnabled(true) |
|
5f8475b37e23
Got it correctly enabling and disabling menu items.
David Barts <n5jrn@me.com>
parents:
31
diff
changeset
|
84 |
|
5f8475b37e23
Got it correctly enabling and disabling menu items.
David Barts <n5jrn@me.com>
parents:
31
diff
changeset
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85 fun disable() = setEnabled(false) |
| 31 | 86 } |
| 87 | |
| 88 val anyRequired = SelectionRequired() | |
| 89 val styledRequired = SelectionRequired() | |
| 90 | |
| 91 /** | |
| 27 | 92 * Our menu bar. What we display depends somewhat on the system type, as |
| 93 * the Mac gives us a gratuitous menu bar entry for handling some stuff. | |
| 94 */ | |
| 95 class MyMenuBar: JMenuBar() { | |
| 96 init { | |
| 97 if (OS.type != OS.MAC) { | |
| 98 add(JMenu("File").apply { | |
| 99 add(JMenuItem("Quit").apply { | |
| 100 actionCommand = "File.Quit" | |
| 101 addActionListener(menuItemListener) | |
| 102 makeShortcut(KeyEvent.VK_Q) | |
| 103 }) | |
| 104 }) | |
| 105 } | |
| 106 add(JMenu("Edit").apply { | |
| 31 | 107 add(anyRequired.add(JMenuItem("Clone").apply { |
| 27 | 108 setEnabled(false) |
| 109 actionCommand = "Edit.Clone" | |
| 110 addActionListener(menuItemListener) | |
| 111 makeShortcut(KeyEvent.VK_C) | |
| 112 })) | |
| 31 | 113 add(styledRequired.add(JMenuItem("Coerce…").apply { |
| 27 | 114 setEnabled(false) |
| 115 actionCommand = "Edit.Coerce" | |
| 116 addActionListener(menuItemListener) | |
| 117 makeShortcut(KeyEvent.VK_K) | |
| 118 })) | |
| 119 add(JMenuItem("Find…").apply { | |
| 120 actionCommand = "Edit.Find" | |
| 121 addActionListener(menuItemListener) | |
| 122 makeShortcut(KeyEvent.VK_F) | |
| 123 }) | |
| 124 add(JMenuItem("Find Again").apply { | |
| 125 actionCommand = "Edit.FindAgain" | |
| 126 addActionListener(menuItemListener) | |
| 127 makeShortcut(KeyEvent.VK_G) | |
| 128 }) | |
| 129 }) | |
| 130 if (OS.type != OS.MAC) { | |
| 131 add(JMenu("Help").apply { | |
| 132 add(JMenuItem("About ClipMan…").apply { | |
| 133 actionCommand = "Help.About" | |
| 134 addActionListener(menuItemListener) | |
| 135 }) | |
| 136 }) | |
| 137 } | |
| 138 } | |
| 139 | |
| 140 fun getMenu(name: String): JMenu? { | |
| 141 subElements.forEach { | |
| 142 val jmenu = it.component as? JMenu | |
| 143 if (jmenu?.text == name) { | |
| 144 return jmenu | |
| 145 } | |
| 146 } | |
| 147 return null | |
| 148 } | |
| 149 } | |
| 150 | |
| 151 val menuBar = MyMenuBar() | |
| 152 | |
| 153 /** | |
| 154 * The popup menu we display when the user requests so atop a clipboard | |
| 155 * item. | |
| 156 */ | |
| 157 class MyPopupMenu: JPopupMenu() { | |
| 158 init { | |
| 31 | 159 add(anyRequired.add(JMenuItem("Clone").apply { |
| 27 | 160 actionCommand = "Edit.Clone" |
| 161 addActionListener(menuItemListener) | |
| 162 })) | |
| 31 | 163 add(styledRequired.add(JMenuItem("Coerce…").apply { |
| 27 | 164 actionCommand = "Edit.Coerce" |
| 165 addActionListener(menuItemListener) | |
| 166 })) | |
| 167 } | |
| 168 } | |
| 169 | |
| 170 val popupMenu = MyPopupMenu() |