2 * \file insetcollapsable.C
3 * This file is part of LyX, the document processor.
4 * Licence details can be found in the file COPYING.
6 * \author Alejandro Aguilar Sierra
8 * \author Lars Gullik Bjønnes
10 * Full author contact details are available in file CREDITS.
15 #include "insetcollapsable.h"
18 #include "BufferView.h"
21 #include "dispatchresult.h"
22 #include "FuncStatus.h"
25 #include "funcrequest.h"
26 #include "metricsinfo.h"
27 #include "paragraph.h"
29 #include "frontends/font_metrics.h"
30 #include "frontends/Painter.h"
33 using lyx::graphics::PreviewLoader;
42 InsetCollapsable::CollapseStatus InsetCollapsable::status() const
44 return (autoOpen_ && status_ != Inlined) ? Open : status_;
48 InsetCollapsable::InsetCollapsable
49 (BufferParams const & bp, CollapseStatus status)
50 : InsetText(bp), label("Label"), status_(status),
51 openinlined_(false), autoOpen_(false)
53 setAutoBreakRows(true);
55 setFrameColor(LColor::collapsableframe);
56 setInsetName("Collapsable");
61 void InsetCollapsable::write(Buffer const & buf, ostream & os) const
80 void InsetCollapsable::read(Buffer const & buf, LyXLex & lex)
82 bool token_found = false;
85 string const token = lex.getString();
86 if (token == "status") {
88 string const tmp_token = lex.getString();
90 if (tmp_token == "inlined") {
93 } else if (tmp_token == "collapsed") {
96 } else if (tmp_token == "open") {
100 lyxerr << "InsetCollapsable::read: Missing status!"
102 // Take countermeasures
103 lex.pushToken(token);
106 lyxerr << "InsetCollapsable::read: Missing 'status'-tag!"
108 // take countermeasures
109 lex.pushToken(token);
112 InsetText::read(buf, lex);
115 status_ = isOpen() ? Open : Collapsed;
121 Dimension InsetCollapsable::dimensionCollapsed() const
124 docstring dlab(label.begin(), label.end());
125 font_metrics::buttonText(dlab, labelfont_, dim.wid, dim.asc, dim.des);
130 void InsetCollapsable::metrics(MetricsInfo & mi, Dimension & dim) const
132 autoOpen_ = mi.base.bv->cursor().isInside(this);
133 mi.base.textwidth -= 2 * TEXT_TO_INSET_OFFSET;
135 if (status() == Inlined) {
136 InsetText::metrics(mi, dim);
138 dim = dimensionCollapsed();
139 if (status() == Open) {
140 InsetText::metrics(mi, textdim_);
141 // This expression should not contain mi.base.texwidth
142 openinlined_ = textdim_.wid < 0.5 * mi.base.bv->workWidth();
144 // Correct for button width, and re-fit
145 mi.base.textwidth -= dim.wid;
146 InsetText::metrics(mi, textdim_);
147 dim.wid += textdim_.wid;
148 dim.des = max(dim.des - textdim_.asc + dim.asc, textdim_.des);
149 dim.asc = textdim_.asc;
151 dim.des += textdim_.height() + TEXT_TO_BOTTOM_OFFSET;
152 dim.wid = max(dim.wid, textdim_.wid);
156 dim.asc += TEXT_TO_INSET_OFFSET;
157 dim.des += TEXT_TO_INSET_OFFSET;
158 dim.wid += 2 * TEXT_TO_INSET_OFFSET;
159 mi.base.textwidth += 2 * TEXT_TO_INSET_OFFSET;
164 void InsetCollapsable::draw(PainterInfo & pi, int x, int y) const
166 const int xx = x + TEXT_TO_INSET_OFFSET;
167 if (status() == Inlined) {
168 InsetText::draw(pi, xx, y);
170 Dimension dimc = dimensionCollapsed();
171 int const top = y - ascent() + TEXT_TO_INSET_OFFSET;
172 button_dim.x1 = xx + 0;
173 button_dim.x2 = xx + dimc.width();
175 button_dim.y2 = top + dimc.height();
177 docstring dlab(label.begin(), label.end());
178 pi.pain.buttonText(xx, top + dimc.asc, dlab, labelfont_);
180 if (status() == Open) {
183 textx = xx + dimc.width();
184 texty = top + textdim_.asc;
187 texty = top + dimc.height() + textdim_.asc;
189 InsetText::draw(pi, textx, texty);
192 setPosCache(pi, x, y);
196 void InsetCollapsable::drawSelection(PainterInfo & pi, int x, int y) const
198 x += TEXT_TO_INSET_OFFSET;
199 if (status() == Open) {
201 x += dimensionCollapsed().wid;
203 y += dimensionCollapsed().des + textdim_.asc;
205 if (status() != Collapsed)
206 InsetText::drawSelection(pi, x, y);
210 void InsetCollapsable::cursorPos
211 (CursorSlice const & sl, bool boundary, int & x, int & y) const
213 BOOST_ASSERT(status() != Collapsed);
215 InsetText::cursorPos(sl, boundary, x, y);
217 if (status() == Open) {
219 x += dimensionCollapsed().wid;
221 y += dimensionCollapsed().height() - ascent()
222 + TEXT_TO_INSET_OFFSET + textdim_.asc;
224 x += TEXT_TO_INSET_OFFSET;
228 InsetBase::EDITABLE InsetCollapsable::editable() const
230 return status() != Collapsed ? HIGHLY_EDITABLE : IS_EDITABLE;
234 bool InsetCollapsable::descendable() const
236 return status() != Collapsed;
240 bool InsetCollapsable::hitButton(FuncRequest const & cmd) const
242 return button_dim.contains(cmd.x, cmd.y);
246 string const InsetCollapsable::getNewLabel(string const & l) const
249 pos_type const max_length = 15;
250 pos_type const p_siz = paragraphs().begin()->size();
251 pos_type const n = min(max_length, p_siz);
254 for (; i < n && j < p_siz; ++j) {
255 if (paragraphs().begin()->isInset(j))
257 label += paragraphs().begin()->getChar(j);
260 if (paragraphs().size() > 1 || (i > 0 && j < p_siz)) {
263 return label.empty() ? l : label;
267 void InsetCollapsable::edit(LCursor & cur, bool left)
269 //lyxerr << "InsetCollapsable: edit left/right" << endl;
271 InsetText::edit(cur, left);
275 InsetBase * InsetCollapsable::editXY(LCursor & cur, int x, int y)
277 //lyxerr << "InsetCollapsable: edit xy" << endl;
278 if (status() == Collapsed)
281 return InsetText::editXY(cur, x, y);
285 void InsetCollapsable::doDispatch(LCursor & cur, FuncRequest & cmd)
287 //lyxerr << "InsetCollapsable::doDispatch (begin): cmd: " << cmd
288 // << " cur: " << cur << " bvcur: " << cur.bv().cursor() << endl;
290 switch (cmd.action) {
291 case LFUN_MOUSE_PRESS:
292 if (status() == Inlined)
293 InsetText::doDispatch(cur, cmd);
294 else if (status() == Open && !hitButton(cmd))
295 InsetText::doDispatch(cur, cmd);
300 case LFUN_MOUSE_MOTION:
301 case LFUN_MOUSE_DOUBLE:
302 case LFUN_MOUSE_TRIPLE:
303 if (status_ == Inlined)
304 InsetText::doDispatch(cur, cmd);
305 else if (status() && !hitButton(cmd))
306 InsetText::doDispatch(cur, cmd);
311 case LFUN_MOUSE_RELEASE:
312 if (cmd.button() == mouse_button::button3) {
313 showInsetDialog(&cur.bv());
320 //lyxerr << "InsetCollapsable::lfunMouseRelease 1" << endl;
321 setStatus(cur, Open);
323 cur.bv().cursor() = cur;
327 if (hitButton(cmd)) {
328 //lyxerr << "InsetCollapsable::lfunMouseRelease 2" << endl;
329 setStatus(cur, Collapsed);
330 cur.bv().cursor() = cur;
332 //lyxerr << "InsetCollapsable::lfunMouseRelease 3" << endl;
333 InsetText::doDispatch(cur, cmd);
339 //lyxerr << "InsetCollapsable::lfunMouseRelease 4" << endl;
340 InsetText::doDispatch(cur, cmd);
345 case LFUN_INSET_TOGGLE:
346 if (cmd.argument() == "open")
347 setStatus(cur, Open);
348 else if (cmd.argument() == "close")
349 setStatus(cur, Collapsed);
350 else if (cmd.argument() == "toggle" || cmd.argument().empty())
352 setStatus(cur, Collapsed);
353 cur.forwardPosNoDescend();
356 setStatus(cur, Open);
357 else // if assign or anything else
363 InsetText::doDispatch(cur, cmd);
369 bool InsetCollapsable::getStatus(LCursor & cur, FuncRequest const & cmd,
370 FuncStatus & flag) const
372 switch (cmd.action) {
374 case LFUN_INSET_TOGGLE:
375 if (cmd.argument() == "open" || cmd.argument() == "close" ||
376 cmd.argument() == "toggle")
383 return InsetText::getStatus(cur, cmd, flag);
388 void InsetCollapsable::setLabel(string const & l)
394 void InsetCollapsable::setStatus(LCursor & cur, CollapseStatus status)
398 if (status_ == Collapsed)
399 cur.leaveInset(*this);
403 void InsetCollapsable::setLabelFont(LyXFont & font)