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"
31 #include "frontends/LyXView.h"
34 using lyx::graphics::PreviewLoader;
43 InsetCollapsable::CollapseStatus InsetCollapsable::status() const
45 return (autoOpen_ && status_ != Inlined) ? Open : status_;
49 InsetCollapsable::InsetCollapsable
50 (BufferParams const & bp, CollapseStatus status)
51 : InsetText(bp), label("Label"), status_(status),
52 openinlined_(false), autoOpen_(false)
54 setAutoBreakRows(true);
56 setFrameColor(LColor::collapsableframe);
57 setInsetName("Collapsable");
62 void InsetCollapsable::write(Buffer const & buf, ostream & os) const
81 void InsetCollapsable::read(Buffer const & buf, LyXLex & lex)
83 bool token_found = false;
86 string const token = lex.getString();
87 if (token == "status") {
89 string const tmp_token = lex.getString();
91 if (tmp_token == "inlined") {
94 } else if (tmp_token == "collapsed") {
97 } else if (tmp_token == "open") {
101 lyxerr << "InsetCollapsable::read: Missing status!"
103 // Take countermeasures
104 lex.pushToken(token);
107 lyxerr << "InsetCollapsable::read: Missing 'status'-tag!"
109 // take countermeasures
110 lex.pushToken(token);
113 InsetText::read(buf, lex);
116 status_ = isOpen() ? Open : Collapsed;
122 Dimension InsetCollapsable::dimensionCollapsed() const
125 font_metrics::buttonText(label, 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 pi.pain.buttonText(xx, top + dimc.asc, label, labelfont_);
179 if (status() == Open) {
182 textx = xx + dimc.width();
183 texty = top + textdim_.asc;
186 texty = top + dimc.height() + textdim_.asc;
188 InsetText::draw(pi, textx, texty);
191 setPosCache(pi, x, y);
195 void InsetCollapsable::drawSelection(PainterInfo & pi, int x, int y) const
197 x += TEXT_TO_INSET_OFFSET;
198 if (status() == Open) {
200 x += dimensionCollapsed().wid;
202 y += dimensionCollapsed().des + textdim_.asc;
204 if (status() != Collapsed)
205 InsetText::drawSelection(pi, x, y);
209 void InsetCollapsable::cursorPos
210 (CursorSlice const & sl, bool boundary, int & x, int & y) const
212 BOOST_ASSERT(status() != Collapsed);
214 InsetText::cursorPos(sl, boundary, x, y);
216 if (status() == Open) {
218 x += dimensionCollapsed().wid;
220 y += dimensionCollapsed().height() - ascent()
221 + TEXT_TO_INSET_OFFSET + textdim_.asc;
223 x += TEXT_TO_INSET_OFFSET;
227 InsetBase::EDITABLE InsetCollapsable::editable() const
229 return status() != Collapsed ? HIGHLY_EDITABLE : IS_EDITABLE;
233 bool InsetCollapsable::descendable() const
235 return status() != Collapsed;
239 bool InsetCollapsable::hitButton(FuncRequest const & cmd) const
241 return button_dim.contains(cmd.x, cmd.y);
245 string const InsetCollapsable::getNewLabel(string const & l) const
248 pos_type const max_length = 15;
249 pos_type const p_siz = paragraphs().begin()->size();
250 pos_type const n = min(max_length, p_siz);
253 for (; i < n && j < p_siz; ++j) {
254 if (paragraphs().begin()->isInset(j))
256 label += paragraphs().begin()->getChar(j);
259 if (paragraphs().size() > 1 || (i > 0 && j < p_siz)) {
262 return label.empty() ? l : label;
266 void InsetCollapsable::edit(LCursor & cur, bool left)
268 //lyxerr << "InsetCollapsable: edit left/right" << endl;
270 InsetText::edit(cur, left);
274 InsetBase * InsetCollapsable::editXY(LCursor & cur, int x, int y)
276 //lyxerr << "InsetCollapsable: edit xy" << endl;
277 if (status() == Collapsed)
280 return InsetText::editXY(cur, x, y);
284 void InsetCollapsable::doDispatch(LCursor & cur, FuncRequest & cmd)
286 //lyxerr << "InsetCollapsable::doDispatch (begin): cmd: " << cmd
287 // << " cur: " << cur << " bvcur: " << cur.bv().cursor() << endl;
289 switch (cmd.action) {
290 case LFUN_MOUSE_PRESS:
291 if (status() == Inlined)
292 InsetText::doDispatch(cur, cmd);
293 else if (status() == Open && !hitButton(cmd))
294 InsetText::doDispatch(cur, cmd);
299 case LFUN_MOUSE_MOTION:
300 case LFUN_MOUSE_DOUBLE:
301 case LFUN_MOUSE_TRIPLE:
302 if (status_ == Inlined)
303 InsetText::doDispatch(cur, cmd);
304 else if (status() && !hitButton(cmd))
305 InsetText::doDispatch(cur, cmd);
310 case LFUN_MOUSE_RELEASE:
311 if (cmd.button() == mouse_button::button3) {
312 showInsetDialog(&cur.bv());
319 //lyxerr << "InsetCollapsable::lfunMouseRelease 1" << endl;
320 setStatus(cur, Open);
322 cur.bv().cursor() = cur;
326 if (hitButton(cmd)) {
327 //lyxerr << "InsetCollapsable::lfunMouseRelease 2" << endl;
328 setStatus(cur, Collapsed);
329 cur.bv().cursor() = cur;
331 //lyxerr << "InsetCollapsable::lfunMouseRelease 3" << endl;
332 InsetText::doDispatch(cur, cmd);
338 //lyxerr << "InsetCollapsable::lfunMouseRelease 4" << endl;
339 InsetText::doDispatch(cur, cmd);
344 case LFUN_INSET_TOGGLE:
345 if (cmd.argument == "open")
346 setStatus(cur, Open);
347 else if (cmd.argument == "close")
348 setStatus(cur, Collapsed);
349 else if (cmd.argument == "toggle" || cmd.argument.empty())
351 setStatus(cur, Collapsed);
352 cur.forwardPosNoDescend();
355 setStatus(cur, Open);
356 else // if assign or anything else
362 InsetText::doDispatch(cur, cmd);
368 bool InsetCollapsable::getStatus(LCursor & cur, FuncRequest const & cmd,
369 FuncStatus & flag) const
371 switch (cmd.action) {
373 case LFUN_INSET_TOGGLE:
374 if (cmd.argument == "open" || cmd.argument == "close" ||
375 cmd.argument == "toggle")
382 return InsetText::getStatus(cur, cmd, flag);
387 void InsetCollapsable::setLabel(string const & l)
393 void InsetCollapsable::setStatus(LCursor & cur, CollapseStatus status)
397 if (status_ == Collapsed)
398 cur.leaveInset(*this);
402 void InsetCollapsable::setLabelFont(LyXFont & font)