3 * This file is part of LyX, the document processor.
4 * Licence details can be found in the file COPYING.
6 * \author Jürgen Spitzmüller
8 * Full author contact details are available in file CREDITS.
13 #include "GuiSymbols.h"
15 #include "GuiApplication.h"
17 #include "qt_helpers.h"
20 #include "BufferParams.h"
21 #include "BufferView.h"
24 #include "support/gettext.h"
28 #include <QListWidgetItem>
39 /// name of unicode block, start and end code point
40 struct UnicodeBlocks {
47 /// all unicode blocks with start and end code point
48 UnicodeBlocks unicode_blocks[] = {
49 { N_("Basic Latin"), 0x0000, 0x007f },
50 { N_("Latin-1 Supplement"), 0x0080, 0x00ff },
51 { N_("Latin Extended-A"), 0x0100, 0x017f },
52 { N_("Latin Extended-B"), 0x0180, 0x024f },
53 { N_("IPA Extensions"), 0x0250, 0x02af },
54 { N_("Spacing Modifier Letters"), 0x02b0, 0x02ff },
55 { N_("Combining Diacritical Marks"), 0x0300, 0x036f },
56 { N_("Greek"), 0x0370, 0x03ff },
57 { N_("Cyrillic"), 0x0400, 0x04ff },
58 { N_("Armenian"), 0x0530, 0x058f },
59 { N_("Hebrew"), 0x0590, 0x05ff },
60 { N_("Arabic"), 0x0600, 0x06ff },
61 { N_("Devanagari"), 0x0900, 0x097f },
62 { N_("Bengali"), 0x0980, 0x09ff },
63 { N_("Gurmukhi"), 0x0a00, 0x0a7f },
64 { N_("Gujarati"), 0x0a80, 0x0aff },
65 { N_("Oriya"), 0x0b00, 0x0b7f },
66 { N_("Tamil"), 0x0b80, 0x0bff },
67 { N_("Telugu"), 0x0c00, 0x0c7f },
68 { N_("Kannada"), 0x0c80, 0x0cff },
69 { N_("Malayalam"), 0x0d00, 0x0d7f },
70 { N_("Thai"), 0x0e00, 0x0e7f },
71 { N_("Lao"), 0x0e80, 0x0eff },
72 { N_("Tibetan"), 0x0f00, 0x0fbf },
73 { N_("Georgian"), 0x10a0, 0x10ff },
74 { N_("Hangul Jamo"), 0x1100, 0x11ff },
75 { N_("Phonetic Extensions"), 0x1d00, 0x1d7f },
76 { N_("Latin Extended Additional"), 0x1e00, 0x1eff },
77 { N_("Greek Extended"), 0x1f00, 0x1fff },
78 { N_("General Punctuation"), 0x2000, 0x206f },
79 { N_("Superscripts and Subscripts"), 0x2070, 0x209f },
80 { N_("Currency Symbols"), 0x20a0, 0x20cf },
81 { N_("Combining Diacritical Marks for Symbols"), 0x20d0, 0x20ff },
82 { N_("Letterlike Symbols"), 0x2100, 0x214f },
83 { N_("Number Forms"), 0x2150, 0x218f },
84 { N_("Arrows"), 0x2190, 0x21ff },
85 { N_("Mathematical Operators"), 0x2200, 0x22ff },
86 { N_("Miscellaneous Technical"), 0x2300, 0x23ff },
87 { N_("Control Pictures"), 0x2400, 0x243f },
88 { N_("Optical Character Recognition"), 0x2440, 0x245f },
89 { N_("Enclosed Alphanumerics"), 0x2460, 0x24ff },
90 { N_("Box Drawing"), 0x2500, 0x257f },
91 { N_("Block Elements"), 0x2580, 0x259f },
92 { N_("Geometric Shapes"), 0x25a0, 0x25ff },
93 { N_("Miscellaneous Symbols"), 0x2600, 0x26ff },
94 { N_("Dingbats"), 0x2700, 0x27bf },
95 { N_("Miscellaneous Mathematical Symbols-A"), 0x27c0, 0x27ef },
96 { N_("CJK Symbols and Punctuation"), 0x3000, 0x303f },
97 { N_("Hiragana"), 0x3040, 0x309f },
98 { N_("Katakana"), 0x30a0, 0x30ff },
99 { N_("Bopomofo"), 0x3100, 0x312f },
100 { N_("Hangul Compatibility Jamo"), 0x3130, 0x318f },
101 { N_("Kanbun"), 0x3190, 0x319f },
102 { N_("Enclosed CJK Letters and Months"), 0x3200, 0x32ff },
103 { N_("CJK Compatibility"), 0x3300, 0x33ff },
104 { N_("CJK Unified Ideographs"), 0x4e00, 0x9fa5 },
105 { N_("Hangul Syllables"), 0xac00, 0xd7a3 },
106 { N_("High Surrogates"), 0xd800, 0xdb7f },
107 { N_("Private Use High Surrogates"), 0xdb80, 0xdbff },
108 { N_("Low Surrogates"), 0xdc00, 0xdfff },
109 { N_("Private Use Area"), 0xe000, 0xf8ff },
110 { N_("CJK Compatibility Ideographs"), 0xf900, 0xfaff },
111 { N_("Alphabetic Presentation Forms"), 0xfb00, 0xfb4f },
112 { N_("Arabic Presentation Forms-A"), 0xfb50, 0xfdff },
113 { N_("Combining Half Marks"), 0xfe20, 0xfe2f },
114 { N_("CJK Compatibility Forms"), 0xfe30, 0xfe4f },
115 { N_("Small Form Variants"), 0xfe50, 0xfe6f },
116 { N_("Arabic Presentation Forms-B"), 0xfe70, 0xfeff },
117 { N_("Halfwidth and Fullwidth Forms"), 0xff00, 0xffef },
118 { N_("Specials"), 0xfff0, 0xffff },
119 { N_("Linear B Syllabary"), 0x10000, 0x1007f },
120 { N_("Linear B Ideograms"), 0x10080, 0x100ff },
121 { N_("Aegean Numbers"), 0x10100, 0x1013f },
122 { N_("Ancient Greek Numbers"), 0x10140, 0x1018f },
123 { N_("Old Italic"), 0x10300, 0x1032f },
124 { N_("Gothic"), 0x10330, 0x1034f },
125 { N_("Ugaritic"), 0x10380, 0x1039f },
126 { N_("Old Persian"), 0x103a0, 0x103df },
127 { N_("Deseret"), 0x10400, 0x1044f },
128 { N_("Shavian"), 0x10450, 0x1047f },
129 { N_("Osmanya"), 0x10480, 0x104af },
130 { N_("Cypriot Syllabary"), 0x10800, 0x1083f },
131 { N_("Kharoshthi"), 0x10a00, 0x10a5f },
132 { N_("Byzantine Musical Symbols"), 0x1d000, 0x1d0ff },
133 { N_("Musical Symbols"), 0x1d100, 0x1d1ff },
134 { N_("Ancient Greek Musical Notation"), 0x1d200, 0x1d24f },
135 { N_("Tai Xuan Jing Symbols"), 0x1d300, 0x1d35f },
136 { N_("Mathematical Alphanumeric Symbols"), 0x1d400, 0x1d7ff },
137 { N_("CJK Unified Ideographs Extension B"), 0x20000, 0x2a6d6 },
138 { N_("CJK Compatibility Ideographs Supplement"), 0x2f800, 0x2fa1f },
139 { N_("Tags"), 0xe0000, 0xe007f },
140 { N_("Variation Selectors Supplement"), 0xe0100, 0xe01ef },
141 { N_("Supplementary Private Use Area-A"), 0xf0000, 0xe01ef },
142 { N_("Supplementary Private Use Area-B"), 0x100000, 0x10ffff }
145 const int no_blocks = sizeof(unicode_blocks) / sizeof(UnicodeBlocks);
148 QString getCodePoint(char_type c)
150 QString cp = QString::number(c, 16);
151 while (cp.size() < 4)
160 GuiSymbols::GuiSymbols(GuiView & lv)
161 : DialogView(lv, "symbols", qt_("Symbols")), encoding_("ascii")
165 setFocusProxy(symbolsLW);
167 symbolsLW->setViewMode(QListView::IconMode);
168 symbolsLW->setUniformItemSizes(true);
169 // increase the display size of the symbols a bit
170 QFont font= symbolsLW->font();
171 int size = font.pointSize() + 3;
172 font.setPointSize(size);
173 symbolsLW->setFont(font);
177 void GuiSymbols::updateView()
181 string new_encoding = bufferview()->cursor().getEncoding()->name();
182 if (buffer().params().inputenc != "auto" &&
183 buffer().params().inputenc != "default")
184 new_encoding = buffer().params().encoding().name();
185 if (new_encoding == encoding_)
186 // everything up to date
188 if (!new_encoding.empty())
189 encoding_ = new_encoding;
190 bool const utf8 = toqstr(encoding_).startsWith("utf8");
192 categoryFilterCB->setChecked(false);
193 categoryFilterCB->setEnabled(!utf8);
198 void GuiSymbols::enableView(bool enable)
200 chosenLE->setEnabled(enable);
201 okPB->setEnabled(enable);
202 applyPB->setEnabled(enable);
206 void GuiSymbols::on_applyPB_clicked()
212 void GuiSymbols::on_okPB_clicked()
219 void GuiSymbols::on_closePB_clicked()
225 void GuiSymbols::on_symbolsLW_itemActivated(QListWidgetItem *)
231 void GuiSymbols::on_chosenLE_textChanged(QString const & text)
233 bool const empty_sel = text.isEmpty();
234 okPB->setEnabled(!empty_sel);
235 applyPB->setEnabled(!empty_sel);
239 void GuiSymbols::on_chosenLE_returnPressed()
245 void GuiSymbols::on_symbolsLW_itemClicked(QListWidgetItem * item)
247 QString const text = item->text();
250 if (chosenLE->isEnabled())
251 chosenLE->insert(text);
252 if (categoryFilterCB->isChecked()) {
253 QString const category = getBlock(text.data()->unicode());
254 categoryCO->setCurrentIndex(categoryCO->findText(category));
259 void GuiSymbols::on_categoryCO_activated(QString const & text)
261 if (!categoryFilterCB->isChecked())
262 updateSymbolList(false);
263 else if (used_blocks.find(text) != used_blocks.end())
264 symbolsLW->scrollToItem(used_blocks[text],
265 QAbstractItemView::PositionAtTop);
269 void GuiSymbols::on_categoryFilterCB_toggled(bool on)
271 updateSymbolList(on);
273 QString const category = categoryCO->currentText();
274 if (used_blocks.find(category) != used_blocks.end())
275 symbolsLW->scrollToItem(used_blocks[category],
276 QAbstractItemView::PositionAtTop);
281 void GuiSymbols::updateSymbolList(bool update_combo)
283 QString category = categoryCO->currentText();
284 bool const nocategory = category.isEmpty();
285 char_type range_start = 0x0000;
286 char_type range_end = 0x110000;
292 bool const show_all = categoryFilterCB->isChecked();
294 if (symbols_.empty() || update_combo)
295 symbols_ = encodings.getFromLyXName(encoding_)->getSymbolsList();
298 for (int i = 0 ; i < no_blocks; ++i)
299 if (unicode_blocks[i].name == fromqstr(category)) {
300 range_start = unicode_blocks[i].start;
301 range_end = unicode_blocks[i].end;
306 SymbolsList::const_iterator const end = symbols_.end();
307 for (SymbolsList::const_iterator it = symbols_.begin(); it != end; ++it) {
309 if (!update_combo && !show_all && (c <= range_start || c >= range_end))
311 #if QT_VERSION >= 0x040300
312 QChar::Category const cat = QChar::category(uint(c));
314 QChar const qc = uint(c);
315 QChar::Category const cat = qc.category();
317 // we do not want control or space characters
318 if (cat == QChar::Other_Control || cat == QChar::Separator_Space)
320 QListWidgetItem * lwi = new QListWidgetItem(toqstr(c));
321 if (show_all || c >= range_start && c <= range_end) {
322 lwi->setTextAlignment(Qt::AlignCenter);
324 qt_("Character: ") + toqstr(c) + "\n" +
325 qt_("Code Point: ") + getCodePoint(c)
327 symbolsLW->addItem(lwi);
330 QString block = getBlock(c);
331 if (category.isEmpty())
333 if (used_blocks.find(block) == used_blocks.end())
334 used_blocks[block] = lwi;
339 // update category combo
340 for (UsedBlocks::iterator it = used_blocks.begin();
341 it != used_blocks.end(); ++it) {
342 categoryCO->addItem(it->first);
346 int old = categoryCO->findText(category);
348 categoryCO->setCurrentIndex(old);
349 // update again in case the combo has not yet been filled
350 // on first cycle (at dialog initialization)
351 if (nocategory && !category.isEmpty())
356 QString const GuiSymbols::getBlock(char_type c) const
359 while (c > unicode_blocks[i].end && i < no_blocks)
361 if (unicode_blocks[i].name)
362 return toqstr(unicode_blocks[i].name);
367 void GuiSymbols::dispatchParams()
369 dispatch(FuncRequest(getLfun(), fromqstr(chosenLE->text())));
373 Dialog * createGuiSymbols(GuiView & lv)
375 return new GuiSymbols(lv);
379 } // namespace frontend
382 #include "GuiSymbols_moc.cpp"