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