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comparison: toolkit/modules/ShortcutUtils.jsm
toolkit/modules/ShortcutUtils.jsm
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| -1:000000000000 | 0:ff5e9f43e1c1 |
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| 1 /* This Source Code Form is subject to the terms of the Mozilla Public | |
| 2 * License, v. 2.0. If a copy of the MPL was not distributed with this | |
| 3 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ | |
| 4 | |
| 5 "use strict"; | |
| 6 | |
| 7 this.EXPORTED_SYMBOLS = ["ShortcutUtils"]; | |
| 8 | |
| 9 const Cu = Components.utils; | |
| 10 Cu.import("resource://gre/modules/Services.jsm"); | |
| 11 Cu.import("resource://gre/modules/XPCOMUtils.jsm"); | |
| 12 | |
| 13 XPCOMUtils.defineLazyGetter(this, "PlatformKeys", function() { | |
| 14 return Services.strings.createBundle( | |
| 15 "chrome://global-platform/locale/platformKeys.properties"); | |
| 16 }); | |
| 17 | |
| 18 XPCOMUtils.defineLazyGetter(this, "Keys", function() { | |
| 19 return Services.strings.createBundle( | |
| 20 "chrome://global/locale/keys.properties"); | |
| 21 }); | |
| 22 | |
| 23 let ShortcutUtils = { | |
| 24 /** | |
| 25 * Prettifies the modifier keys for an element. | |
| 26 * | |
| 27 * @param Node aElemKey | |
| 28 * The key element to get the modifiers from. | |
| 29 * @param boolean aNoCloverLeaf | |
| 30 * Pass true to use a descriptive string instead of the cloverleaf symbol. (OS X only) | |
| 31 * @return string | |
| 32 * A prettified and properly separated modifier keys string. | |
| 33 */ | |
| 34 prettifyShortcut: function(aElemKey, aNoCloverLeaf) { | |
| 35 let elemString = ""; | |
| 36 let elemMod = aElemKey.getAttribute("modifiers"); | |
| 37 let haveCloverLeaf = false; | |
| 38 | |
| 39 if (elemMod.match("accel")) { | |
| 40 if (Services.appinfo.OS == "Darwin") { | |
| 41 // XXX bug 779642 Use "Cmd-" literal vs. cloverleaf meta-key until | |
| 42 // Orion adds variable height lines. | |
| 43 if (aNoCloverLeaf) { | |
| 44 elemString += "Cmd-"; | |
| 45 } else { | |
| 46 haveCloverLeaf = true; | |
| 47 } | |
| 48 } else { | |
| 49 elemString += PlatformKeys.GetStringFromName("VK_CONTROL") + | |
| 50 PlatformKeys.GetStringFromName("MODIFIER_SEPARATOR"); | |
| 51 } | |
| 52 } | |
| 53 if (elemMod.match("access")) { | |
| 54 if (Services.appinfo.OS == "Darwin") { | |
| 55 elemString += PlatformKeys.GetStringFromName("VK_CONTROL") + | |
| 56 PlatformKeys.GetStringFromName("MODIFIER_SEPARATOR"); | |
| 57 } else { | |
| 58 elemString += PlatformKeys.GetStringFromName("VK_ALT") + | |
| 59 PlatformKeys.GetStringFromName("MODIFIER_SEPARATOR"); | |
| 60 } | |
| 61 } | |
| 62 if (elemMod.match("os")) { | |
| 63 elemString += PlatformKeys.GetStringFromName("VK_WIN") + | |
| 64 PlatformKeys.GetStringFromName("MODIFIER_SEPARATOR"); | |
| 65 } | |
| 66 if (elemMod.match("shift")) { | |
| 67 elemString += PlatformKeys.GetStringFromName("VK_SHIFT") + | |
| 68 PlatformKeys.GetStringFromName("MODIFIER_SEPARATOR"); | |
| 69 } | |
| 70 if (elemMod.match("alt")) { | |
| 71 elemString += PlatformKeys.GetStringFromName("VK_ALT") + | |
| 72 PlatformKeys.GetStringFromName("MODIFIER_SEPARATOR"); | |
| 73 } | |
| 74 if (elemMod.match("ctrl") || elemMod.match("control")) { | |
| 75 elemString += PlatformKeys.GetStringFromName("VK_CONTROL") + | |
| 76 PlatformKeys.GetStringFromName("MODIFIER_SEPARATOR"); | |
| 77 } | |
| 78 if (elemMod.match("meta")) { | |
| 79 elemString += PlatformKeys.GetStringFromName("VK_META") + | |
| 80 PlatformKeys.GetStringFromName("MODIFIER_SEPARATOR"); | |
| 81 } | |
| 82 | |
| 83 if (haveCloverLeaf) { | |
| 84 elemString += PlatformKeys.GetStringFromName("VK_META") + | |
| 85 PlatformKeys.GetStringFromName("MODIFIER_SEPARATOR"); | |
| 86 } | |
| 87 | |
| 88 let key; | |
| 89 let keyCode = aElemKey.getAttribute("keycode"); | |
| 90 if (keyCode) { | |
| 91 try { | |
| 92 // Some keys might not exist in the locale file, which will throw: | |
| 93 key = Keys.GetStringFromName(keyCode.toUpperCase()); | |
| 94 } catch (ex) { | |
| 95 Cu.reportError("Error finding " + keyCode + ": " + ex); | |
| 96 key = keyCode.replace(/^VK_/, ''); | |
| 97 } | |
| 98 } else { | |
| 99 key = aElemKey.getAttribute("key"); | |
| 100 key = key.toUpperCase(); | |
| 101 } | |
| 102 return elemString + key; | |
| 103 } | |
| 104 }; | |
| 105 | |
| 106 Object.freeze(ShortcutUtils); |
