1 /* This file is part of
2 * ======================================================
4 * LyX, The Document Processor
6 * Copyright 1998-2001 The LyX Team.
8 * ======================================================
14 #pragma implementation
17 #include "insetcollapsable.h"
20 #include "BufferView.h"
22 #include "insets/insettext.h"
23 #include "support/LOstream.h"
24 #include "support/lstrings.h"
34 InsetCollapsable::InsetCollapsable()
35 : UpdatableInset(), inset(new InsetText)
37 //inset = new InsetText;
38 inset->setOwner(this);
42 inset->SetAutoBreakRows(true);
43 inset->SetDrawFrame(0, InsetText::ALWAYS);
44 inset->SetFrameColor(0, LColor::footnoteframe);
45 button_length = button_top_y = button_bottom_y = 0;
46 setInsetName("Collapsable");
47 widthCollapsed = oldWidth = 0;
52 Inset * InsetCollapsable::Clone(Buffer const &) const
54 InsetCollapsable * result = new InsetCollapsable();
55 result->inset->init(inset);
56 result->inset->setOwner(result);
58 result->collapsed = collapsed;
63 bool InsetCollapsable::InsertInset(BufferView * bv, Inset * in)
65 if (!InsertInsetAllowed(in)) {
66 lyxerr << "InsetCollapsable::InsertInset: "
67 "Unable to insert inset." << endl;
71 return inset->InsertInset(bv, in);
75 void InsetCollapsable::Write(Buffer const * buf, ostream & os) const
77 os << "collapsed " << tostr(collapsed) << "\n";
78 inset->WriteParagraphData(buf, os);
83 void InsetCollapsable::Read(Buffer const * buf, LyXLex & lex)
87 string const token = lex.GetString();
88 if (token == "collapsed") {
90 collapsed = lex.GetBool();
92 lyxerr << "InsetCollapsable::Read: Missing collapsed!"
96 inset->Read(buf, lex);
100 int InsetCollapsable::ascent_collapsed(Painter & pain, LyXFont const &) const
105 pain.buttonText(0, 0, label, labelfont, false,
106 width, ascent, descent);
111 int InsetCollapsable::descent_collapsed(Painter & pain, LyXFont const &) const
116 pain.buttonText(0, 0, label, labelfont, false,
117 width, ascent, descent);
122 int InsetCollapsable::width_collapsed(Painter & pain, LyXFont const &) const
127 pain.buttonText(TEXT_TO_INSET_OFFSET, 0, label, labelfont, false,
128 width, ascent, descent);
129 return width + (2*TEXT_TO_INSET_OFFSET);
133 int InsetCollapsable::ascent(BufferView * bv, LyXFont const & font) const
135 return ascent_collapsed(bv->painter(), font);
139 int InsetCollapsable::descent(BufferView * bv, LyXFont const & font) const
142 return descent_collapsed(bv->painter(), font);
144 return descent_collapsed(bv->painter(), font) + inset->descent(bv, font) +
145 inset->ascent(bv, font) + TEXT_TO_BOTTOM_OFFSET;
149 int InsetCollapsable::width(BufferView * bv, LyXFont const & font) const
152 return widthCollapsed;
154 return (inset->width(bv, font) > widthCollapsed) ?
155 inset->width(bv, font) : widthCollapsed;
159 void InsetCollapsable::draw_collapsed(Painter & pain, LyXFont const &,
160 int baseline, float & x) const
163 pain.buttonText(int(x) + TEXT_TO_INSET_OFFSET,
164 baseline, label, labelfont, true, width);
165 x += width + TEXT_TO_INSET_OFFSET;
169 void InsetCollapsable::draw(BufferView * bv, LyXFont const & f,
170 int baseline, float & x, bool cleared) const
172 Painter & pain = bv->painter();
174 button_length = widthCollapsed;
175 button_top_y = -ascent(bv, f);
176 button_bottom_y = -ascent(bv, f) + ascent_collapsed(pain,f) +
177 descent_collapsed(pain, f);
179 draw_collapsed(pain, f, baseline, x);
180 x += TEXT_TO_INSET_OFFSET;
184 if (!cleared && ((inset->need_update == InsetText::FULL) ||
185 (inset->need_update == InsetText::INIT) ||
186 (top_x != int(x)) || (top_baseline != baseline))) {
187 int w = owner() ? width(bv, f) : pain.paperWidth();
188 int h = ascent(bv, f) + descent(bv, f);
189 int tx = (needFullRow() && !owner()) ? 0 : int(x);
190 int ty = max(0, baseline - ascent(bv, f));
192 if ((ty + h) > pain.paperHeight())
193 h = pain.paperHeight();
194 if ((top_x + w) > pain.paperWidth())
195 w = pain.paperWidth();
197 h += (baseline - ascent(bv, f));
198 pain.fillRectangle(tx, ty - 1, w, h + 2);
203 top_baseline = baseline;
206 int bl = baseline - ascent(bv, f) + ascent_collapsed(pain, f);
208 draw_collapsed(pain, f, bl, dummy);
210 bl + descent_collapsed(pain, f) + inset->ascent(bv, f),
216 void InsetCollapsable::Edit(BufferView * bv, int xp, int yp, unsigned int button)
218 UpdatableInset::Edit(bv, xp, yp, button);
220 if (collapsed && autocollapse) {
222 if (!bv->lockInset(this))
224 bv->updateInset(this, false);
225 inset->Edit(bv, 0, 0, button);
226 } else if (!collapsed) {
227 if (!bv->lockInset(this))
229 inset->Edit(bv, xp, yp+(top_baseline - inset->y()), button);
234 Inset::EDITABLE InsetCollapsable::Editable() const
238 return HIGHLY_EDITABLE;
242 void InsetCollapsable::InsetUnlock(BufferView * bv)
247 inset->InsetUnlock(bv);
248 bv->updateInset(this, false);
252 void InsetCollapsable::InsetButtonPress(BufferView * bv,int x,int y,int button)
254 if (!collapsed && (y > button_bottom_y)) {
255 inset->InsetButtonPress(bv, x, y+(top_baseline - inset->y()), button);
260 void InsetCollapsable::InsetButtonRelease(BufferView * bv,
261 int x, int y, int button)
263 if ((x >= 0) && (x < button_length) &&
264 (y >= button_top_y) && (y <= button_bottom_y)) {
267 inset->InsetButtonRelease(bv, 0, 0, button);
268 bv->updateInset(this, false);
271 bv->unlockInset(this);
272 bv->updateInset(this, false);
274 } else if (!collapsed && (y > button_top_y)) {
275 inset->InsetButtonRelease(bv, x, y+(top_baseline-inset->y()), button);
280 void InsetCollapsable::InsetMotionNotify(BufferView * bv,
281 int x, int y, int state)
283 if (x > button_bottom_y) {
284 inset->InsetMotionNotify(bv, x, y+(top_baseline - inset->y()), state);
289 void InsetCollapsable::InsetKeyPress(XKeyEvent * xke)
291 inset->InsetKeyPress(xke);
295 int InsetCollapsable::Latex(Buffer const * buf, ostream & os,
296 bool fragile, bool free_spc) const
298 return inset->Latex(buf, os, fragile, free_spc);
302 int InsetCollapsable::getMaxWidth(Painter & pain,
303 UpdatableInset const * inset) const
305 int const w = UpdatableInset::getMaxWidth(pain, inset);
308 // What does a negative max width signify? (Lgb)
309 // Use the max width of the draw-area (Jug)
312 // should be at least 30 pixels !!!
313 return max(30, w - widthCollapsed);
317 void InsetCollapsable::update(BufferView * bv, LyXFont const & font,
323 owner()->update(bv, font, true);
326 if (!widthCollapsed) {
327 widthCollapsed = width_collapsed(bv->painter(), font);
328 inset->resizeLyXText(bv);
331 owner()->update(bv, font);
335 if (oldWidth != width(bv, font)) {
336 oldWidth = width(bv, font);
337 inset->resizeLyXText(bv);
340 owner()->update(bv, font);
344 inset->update(bv, font);
348 UpdatableInset::RESULT
349 InsetCollapsable::LocalDispatch(BufferView * bv, kb_action action,
352 UpdatableInset::RESULT result = inset->LocalDispatch(bv, action, arg);
353 if (result == FINISHED)
354 bv->unlockInset(this);
359 bool InsetCollapsable::LockInsetInInset(BufferView * bv, UpdatableInset * in)
363 return inset->LockInsetInInset(bv, in);
367 bool InsetCollapsable::UnlockInsetInInset(BufferView * bv, UpdatableInset * in,
371 bv->unlockInset(this);
374 return inset->UnlockInsetInInset(bv, in, lr);
378 bool InsetCollapsable::UpdateInsetInInset(BufferView * bv, Inset *in)
382 return inset->UpdateInsetInInset(bv, in);
386 unsigned int InsetCollapsable::InsetInInsetY()
388 return inset->InsetInInsetY() - (top_baseline - inset->y());
392 void InsetCollapsable::Validate(LaTeXFeatures & features) const
394 inset->Validate(features);
398 void InsetCollapsable::GetCursorPos(BufferView * bv, int & x, int & y) const
400 inset->GetCursorPos(bv, x , y);
404 void InsetCollapsable::ToggleInsetCursor(BufferView * bv)
406 inset->ToggleInsetCursor(bv);
410 UpdatableInset * InsetCollapsable::GetLockingInset()
412 UpdatableInset * in = inset->GetLockingInset();
419 UpdatableInset * InsetCollapsable::GetFirstLockingInsetOfType(Inset::Code c)
423 return inset->GetFirstLockingInsetOfType(c);
427 void InsetCollapsable::SetFont(BufferView * bv,
428 LyXFont const & font, bool toggleall)
430 inset->SetFont(bv, font, toggleall);
434 bool InsetCollapsable::doClearArea() const
436 return inset->doClearArea();
440 LyXText * InsetCollapsable::getLyXText(BufferView const * bv,
441 bool const recursive) const
443 return inset->getLyXText(bv, recursive);
447 void InsetCollapsable::deleteLyXText(BufferView * bv, bool recursive) const
449 inset->deleteLyXText(bv, recursive);
453 void InsetCollapsable::resizeLyXText(BufferView * bv) const
455 inset->resizeLyXText(bv);
456 LyXFont font(LyXFont::ALL_SANE);
457 oldWidth = width(bv, font);