summaryrefslogtreecommitdiffstats
path: root/comm/mail/components/preferences/fonts.js
blob: d6a4c1308e601b5e72bdd8f954d6a746ecc30ae8 (plain)
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
/* -*- Mode: JavaScript; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* 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/. */

// toolkit/content/preferencesBindings.js
/* globals Preferences */
// toolkit/mozapps/preferences/fontbuilder.js
/* globals FontBuilder */

var kDefaultFontType = "font.default.%LANG%";
var kFontNameFmtSerif = "font.name.serif.%LANG%";
var kFontNameFmtSansSerif = "font.name.sans-serif.%LANG%";
var kFontNameFmtMonospace = "font.name.monospace.%LANG%";
var kFontNameListFmtSerif = "font.name-list.serif.%LANG%";
var kFontNameListFmtSansSerif = "font.name-list.sans-serif.%LANG%";
var kFontNameListFmtMonospace = "font.name-list.monospace.%LANG%";
var kFontSizeFmtVariable = "font.size.variable.%LANG%";
var kFontSizeFmtFixed = "font.size.monospace.%LANG%";
var kFontMinSizeFmt = "font.minimum-size.%LANG%";

Preferences.addAll([
  { id: "font.language.group", type: "wstring" },
  { id: "browser.display.use_document_fonts", type: "int" },
  { id: "mail.fixed_width_messages", type: "bool" },
]);

var gFontsDialog = {
  _selectLanguageGroupPromise: Promise.resolve(),

  init() {
    Preferences.addSyncFromPrefListener(
      document.getElementById("selectLangs"),
      () => gFontsDialog.readFontLanguageGroup()
    );
    Preferences.addSyncFromPrefListener(
      document.getElementById("serif"),
      element => FontBuilder.readFontSelection(element)
    );
    Preferences.addSyncFromPrefListener(
      document.getElementById("sans-serif"),
      element => FontBuilder.readFontSelection(element)
    );
    Preferences.addSyncFromPrefListener(
      document.getElementById("monospace"),
      element => FontBuilder.readFontSelection(element)
    );

    let element = document.getElementById("useDocumentFonts");
    Preferences.addSyncFromPrefListener(element, () =>
      gFontsDialog.readUseDocumentFonts()
    );
    Preferences.addSyncToPrefListener(element, () =>
      gFontsDialog.writeUseDocumentFonts()
    );

    element = document.getElementById("mailFixedWidthMessages");
    Preferences.addSyncFromPrefListener(element, () =>
      gFontsDialog.readFixedWidthForPlainText()
    );
    Preferences.addSyncToPrefListener(element, () =>
      gFontsDialog.writeFixedWidthForPlainText()
    );
  },

  _selectLanguageGroup(aLanguageGroup) {
    this._selectLanguageGroupPromise = (async () => {
      // Avoid overlapping language group selections by awaiting the resolution
      // of the previous one.  We do this because this function is re-entrant,
      // as inserting <preference> elements into the DOM sometimes triggers a call
      // back into this function.  And since this function is also asynchronous,
      // that call can enter this function before the previous run has completed,
      // which would corrupt the font menulists.  Awaiting the previous call's
      // resolution avoids that fate.
      await this._selectLanguageGroupPromise;

      var prefs = [
        {
          format: kDefaultFontType,
          type: "string",
          element: "defaultFontType",
          fonttype: null,
        },
        {
          format: kFontNameFmtSerif,
          type: "fontname",
          element: "serif",
          fonttype: "serif",
        },
        {
          format: kFontNameFmtSansSerif,
          type: "fontname",
          element: "sans-serif",
          fonttype: "sans-serif",
        },
        {
          format: kFontNameFmtMonospace,
          type: "fontname",
          element: "monospace",
          fonttype: "monospace",
        },
        {
          format: kFontNameListFmtSerif,
          type: "unichar",
          element: null,
          fonttype: "serif",
        },
        {
          format: kFontNameListFmtSansSerif,
          type: "unichar",
          element: null,
          fonttype: "sans-serif",
        },
        {
          format: kFontNameListFmtMonospace,
          type: "unichar",
          element: null,
          fonttype: "monospace",
        },
        {
          format: kFontSizeFmtVariable,
          type: "int",
          element: "sizeVar",
          fonttype: null,
        },
        {
          format: kFontSizeFmtFixed,
          type: "int",
          element: "sizeMono",
          fonttype: null,
        },
        {
          format: kFontMinSizeFmt,
          type: "int",
          element: "minSize",
          fonttype: null,
        },
      ];
      for (var i = 0; i < prefs.length; ++i) {
        var name = prefs[i].format.replace(/%LANG%/, aLanguageGroup);
        var preference = Preferences.get(name);
        if (!preference) {
          preference = Preferences.add({ id: name, type: prefs[i].type });
        }

        if (!prefs[i].element) {
          continue;
        }

        var element = document.getElementById(prefs[i].element);
        if (element) {
          element.setAttribute("preference", preference.id);

          if (prefs[i].fonttype) {
            await FontBuilder.buildFontList(
              aLanguageGroup,
              prefs[i].fonttype,
              element
            );
          }
          preference.setElementValue(element);
        }
      }
    })().catch(console.error);
  },

  readFontLanguageGroup() {
    var languagePref = Preferences.get("font.language.group");
    this._selectLanguageGroup(languagePref.value);
    return undefined;
  },

  readUseDocumentFonts() {
    var preference = Preferences.get("browser.display.use_document_fonts");
    return preference.value == 1;
  },

  writeUseDocumentFonts() {
    var useDocumentFonts = document.getElementById("useDocumentFonts");
    return useDocumentFonts.checked ? 1 : 0;
  },

  readFixedWidthForPlainText() {
    var preference = Preferences.get("mail.fixed_width_messages");
    return preference.value == 1;
  },

  writeFixedWidthForPlainText() {
    var mailFixedWidthMessages = document.getElementById(
      "mailFixedWidthMessages"
    );
    return mailFixedWidthMessages.checked;
  },
};

window.addEventListener("load", () => gFontsDialog.init());