-
Notifications
You must be signed in to change notification settings - Fork 54
/
textbox.js
200 lines (172 loc) · 7.53 KB
/
textbox.js
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
"use strict";
// This is loaded into chrome windows with the subscript loader. Wrap in
// a block to prevent accidentally leaking globals onto `window`.
{
const cachedFragments = {
get entities() {
return [
"chrome://global/locale/textcontext.dtd",
];
},
get editMenuItems() {
return `
<menuitem label="&undoCmd.label;" accesskey="&undoCmd.accesskey;" cmd="cmd_undo"></menuitem>
<menuseparator></menuseparator>
<menuitem label="&cutCmd.label;" accesskey="&cutCmd.accesskey;" cmd="cmd_cut"></menuitem>
<menuitem label="©Cmd.label;" accesskey="©Cmd.accesskey;" cmd="cmd_copy"></menuitem>
<menuitem label="&pasteCmd.label;" accesskey="&pasteCmd.accesskey;" cmd="cmd_paste"></menuitem>
<menuitem label="&deleteCmd.label;" accesskey="&deleteCmd.accesskey;" cmd="cmd_delete"></menuitem>
<menuseparator></menuseparator>
<menuitem label="&selectAllCmd.label;" accesskey="&selectAllCmd.accesskey;" cmd="cmd_selectAll"></menuitem>
`;
},
get normal() {
delete this.normal;
this.normal = MozXULElement.parseXULToFragment(`
<menupopup class="textbox-contextmenu">
${this.editMenuItems}
</menupopup>
`, this.entities);
return this.normal;
},
get spellcheck() {
delete this.spellcheck;
this.spellcheck = MozXULElement.parseXULToFragment(`
<menupopup class="textbox-contextmenu">
<menuitem label="&spellNoSuggestions.label;" anonid="spell-no-suggestions" disabled="true"></menuitem>
<menuitem label="&spellAddToDictionary.label;" accesskey="&spellAddToDictionary.accesskey;" anonid="spell-add-to-dictionary" oncommand="this.parentNode.parentNode.spellCheckerUI.addToDictionary();"></menuitem>
<menuitem label="&spellUndoAddToDictionary.label;" accesskey="&spellUndoAddToDictionary.accesskey;" anonid="spell-undo-add-to-dictionary" oncommand="this.parentNode.parentNode.spellCheckerUI.undoAddToDictionary();"></menuitem>
<menuseparator anonid="spell-suggestions-separator"></menuseparator>
${this.editMenuItems}
<menuseparator anonid="spell-check-separator"></menuseparator>
<menuitem label="&spellCheckToggle.label;" type="checkbox" accesskey="&spellCheckToggle.accesskey;" anonid="spell-check-enabled" oncommand="this.parentNode.parentNode.spellCheckerUI.toggleEnabled();"></menuitem>
<menu label="&spellDictionaries.label;" accesskey="&spellDictionaries.accesskey;" anonid="spell-dictionaries">
<menupopup anonid="spell-dictionaries-menu" onpopupshowing="event.stopPropagation();" onpopuphiding="event.stopPropagation();"></menupopup>
</menu>
</menupopup>
`, this.entities);
return this.spellcheck;
},
};
class MozInputBox extends MozXULElement {
static get observedAttributes() {
return ["spellcheck"];
}
attributeChangedCallback(name, oldValue, newValue) {
if (name === "spellcheck" && oldValue != newValue) {
this._initUI();
}
}
connectedCallback() {
this._initUI();
}
_initUI() {
this.spellcheck = this.hasAttribute("spellcheck");
if (this.menupopup) {
this.menupopup.remove();
}
this.setAttribute("context", "_child");
this.appendChild(this.spellcheck ? cachedFragments.spellcheck.cloneNode(true) :
cachedFragments.normal.cloneNode(true));
this.menupopup = this.querySelector(".textbox-contextmenu");
this.menupopup.addEventListener("popupshowing", event => {
var input = this.getElementsByAttribute("anonid", "input")[0];
if (document.commandDispatcher.focusedElement != input)
input.focus();
this._doPopupItemEnabling(event.target);
});
if (this.spellcheck) {
this.menupopup.addEventListener("popuphiding", event => {
if (this.spellCheckerUI) {
this.spellCheckerUI.clearSuggestionsFromMenu();
this.spellCheckerUI.clearDictionaryListFromMenu();
}
});
}
this.menupopup.addEventListener("command", event => {
var cmd = event.originalTarget.getAttribute("cmd");
if (cmd) {
this.doCommand(cmd);
event.stopPropagation();
}
});
}
_doPopupItemEnablingSpell(popupNode) {
var spellui = this.spellCheckerUI;
if (!spellui || !spellui.canSpellCheck) {
this._setMenuItemVisibility("spell-no-suggestions", false);
this._setMenuItemVisibility("spell-check-enabled", false);
this._setMenuItemVisibility("spell-check-separator", false);
this._setMenuItemVisibility("spell-add-to-dictionary", false);
this._setMenuItemVisibility("spell-undo-add-to-dictionary", false);
this._setMenuItemVisibility("spell-suggestions-separator", false);
this._setMenuItemVisibility("spell-dictionaries", false);
return;
}
spellui.initFromEvent(document.popupRangeParent,
document.popupRangeOffset);
var enabled = spellui.enabled;
var showUndo = spellui.canSpellCheck && spellui.canUndo();
var enabledCheckbox = this.getMenuItem("spell-check-enabled");
enabledCheckbox.setAttribute("checked", enabled);
var overMisspelling = spellui.overMisspelling;
this._setMenuItemVisibility("spell-add-to-dictionary", overMisspelling);
this._setMenuItemVisibility("spell-undo-add-to-dictionary", showUndo);
this._setMenuItemVisibility("spell-suggestions-separator", overMisspelling || showUndo);
// suggestion list
var suggestionsSeparator = this.getMenuItem("spell-no-suggestions");
var numsug = spellui.addSuggestionsToMenu(popupNode, suggestionsSeparator, 5);
this._setMenuItemVisibility("spell-no-suggestions", overMisspelling && numsug == 0);
// dictionary list
var dictionariesMenu = this.getMenuItem("spell-dictionaries-menu");
var numdicts = spellui.addDictionaryListToMenu(dictionariesMenu, null);
this._setMenuItemVisibility("spell-dictionaries", enabled && numdicts > 1);
}
_doPopupItemEnabling(popupNode) {
if (this.spellcheck) {
this._doPopupItemEnablingSpell(popupNode);
}
var children = popupNode.childNodes;
for (var i = 0; i < children.length; i++) {
var command = children[i].getAttribute("cmd");
if (command) {
var controller = document.commandDispatcher.getControllerForCommand(command);
var enabled = controller.isCommandEnabled(command);
if (enabled)
children[i].removeAttribute("disabled");
else
children[i].setAttribute("disabled", "true");
}
}
}
get spellCheckerUI() {
if (!this._spellCheckInitialized) {
this._spellCheckInitialized = true;
if (ChromeUtils.getClassName(document) != "XULDocument")
return null;
var textbox = document.getBindingParent(this);
if (!textbox || textbox.localName != "textbox")
return null;
try {
ChromeUtils.import("resource://gre/modules/InlineSpellChecker.jsm", this);
this.InlineSpellCheckerUI = new this.InlineSpellChecker(textbox.editor);
} catch (ex) {}
}
return this.InlineSpellCheckerUI;
}
getMenuItem(anonid) {
return this.querySelector(`[anonid="${anonid}"]`);
}
_setMenuItemVisibility(anonid, visible) {
this.getMenuItem(anonid).hidden = !visible;
}
doCommand(command) {
var controller = document.commandDispatcher.getControllerForCommand(command);
controller.doCommand(command);
}
}
customElements.define("moz-input-box", MozInputBox);
}