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"
35 InsetCollapsable::InsetCollapsable()
42 inset.SetAutoBreakRows(true);
43 inset.SetDrawFrame(0, InsetText::ALWAYS);
44 inset.SetFrameColor(0, LColor::collapsableframe);
45 button_length = button_top_y = button_bottom_y = 0;
46 setInsetName("Collapsable");
47 widthCollapsed = oldWidth = 0;
52 bool InsetCollapsable::InsertInset(BufferView * bv, Inset * in)
54 if (!InsertInsetAllowed(in)) {
55 lyxerr << "InsetCollapsable::InsertInset: "
56 "Unable to insert inset." << endl;
59 return inset.InsertInset(bv, in);
63 void InsetCollapsable::Write(Buffer const * buf, ostream & os) const
65 os << "collapsed " << tostr(collapsed) << "\n";
66 inset.WriteParagraphData(buf, os);
71 void InsetCollapsable::Read(Buffer const * buf, LyXLex & lex)
75 string const token = lex.GetString();
76 if (token == "collapsed") {
78 collapsed = lex.GetBool();
80 lyxerr << "InsetCollapsable::Read: Missing collapsed!"
88 int InsetCollapsable::ascent_collapsed(Painter & pain, LyXFont const &) const
93 pain.buttonText(0, 0, label, labelfont, false,
94 width, ascent, descent);
99 int InsetCollapsable::descent_collapsed(Painter & pain, LyXFont const &) const
104 pain.buttonText(0, 0, label, labelfont, false,
105 width, ascent, descent);
110 int InsetCollapsable::width_collapsed(Painter & pain, LyXFont const &) const
115 pain.buttonText(TEXT_TO_INSET_OFFSET, 0, label, labelfont, false,
116 width, ascent, descent);
117 return width + (2*TEXT_TO_INSET_OFFSET);
121 int InsetCollapsable::ascent(BufferView * bv, LyXFont const & font) const
123 return ascent_collapsed(bv->painter(), font);
127 int InsetCollapsable::descent(BufferView * bv, LyXFont const & font) const
130 return descent_collapsed(bv->painter(), font);
132 return descent_collapsed(bv->painter(), font)
133 + inset.descent(bv, font)
134 + inset.ascent(bv, font)
135 + TEXT_TO_BOTTOM_OFFSET;
139 int InsetCollapsable::width(BufferView * bv, LyXFont const & font) const
142 return widthCollapsed;
144 return (inset.width(bv, font) > widthCollapsed) ?
145 inset.width(bv, font) : widthCollapsed;
149 void InsetCollapsable::draw_collapsed(Painter & pain, LyXFont const &,
150 int baseline, float & x) const
153 pain.buttonText(int(x) + TEXT_TO_INSET_OFFSET,
154 baseline, label, labelfont, true, width);
155 x += width + TEXT_TO_INSET_OFFSET;
159 void InsetCollapsable::draw(BufferView * bv, LyXFont const & f,
160 int baseline, float & x, bool cleared) const
165 Painter & pain = bv->painter();
167 button_length = widthCollapsed;
168 button_top_y = -ascent(bv, f);
169 button_bottom_y = -ascent(bv, f) + ascent_collapsed(pain,f) +
170 descent_collapsed(pain, f);
173 draw_collapsed(pain, f, baseline, x);
174 x += TEXT_TO_INSET_OFFSET;
181 UpdatableInset::draw(bv, f, baseline, x, cleared);
184 x += static_cast<float>(scroll());
186 if (!cleared && (inset.need_update == InsetText::FULL ||
187 inset.need_update == InsetText::INIT ||
189 top_baseline != baseline))
192 // we don't need anymore to clear here we just have to tell
193 // the underlying LyXText that it should do the RowClear!
194 inset.SetUpdateStatus(bv, InsetText::FULL);
195 bv->text->status = LyXText::CHANGED_IN_DRAW;
198 int w = owner() ? width(bv, f) : pain.paperWidth();
199 int h = ascent(bv, f) + descent(bv, f);
200 int const tx = (needFullRow() && !owner()) ? 0 : int(x);
201 int const ty = max(0, baseline - ascent(bv, f));
203 if ((ty + h) > pain.paperHeight())
204 h = pain.paperHeight();
205 if ((top_x + w) > pain.paperWidth())
206 w = pain.paperWidth();
208 h += (baseline - ascent(bv, f));
209 pain.fillRectangle(tx, ty - 1, w, h + 2);
215 top_baseline = baseline;
217 int const bl = baseline - ascent(bv, f) + ascent_collapsed(pain, f);
219 draw_collapsed(pain, f, bl, old_x);
221 bl + descent_collapsed(pain, f) + inset.ascent(bv, f),
227 void InsetCollapsable::Edit(BufferView * bv, int xp, int yp,
230 UpdatableInset::Edit(bv, xp, yp, button);
232 if (collapsed && autocollapse) {
234 if (!bv->lockInset(this))
236 bv->updateInset(this, false);
237 inset.Edit(bv, 0, 0, button);
238 } else if (!collapsed) {
239 if (!bv->lockInset(this))
241 inset.Edit(bv, xp, yp + (top_baseline - inset.y()), button);
246 Inset::EDITABLE InsetCollapsable::Editable() const
250 return HIGHLY_EDITABLE;
254 void InsetCollapsable::InsetUnlock(BufferView * bv)
259 inset.InsetUnlock(bv);
262 bv->updateInset(this, false);
266 void InsetCollapsable::InsetButtonPress(BufferView * bv, int x, int y,
269 if (!collapsed && (y > button_bottom_y)) {
270 inset.InsetButtonPress(bv, x, y + (top_baseline - inset.y()),
276 void InsetCollapsable::InsetButtonRelease(BufferView * bv,
277 int x, int y, int button)
279 if ((x >= 0) && (x < button_length) &&
280 (y >= button_top_y) && (y <= button_bottom_y)) {
283 inset.InsetButtonRelease(bv, 0, 0, button);
284 bv->updateInset(this, false);
287 bv->unlockInset(this);
288 bv->updateInset(this, false);
290 } else if (!collapsed && (y > button_top_y)) {
291 inset.InsetButtonRelease(bv, x, y + (top_baseline-inset.y()),
297 void InsetCollapsable::InsetMotionNotify(BufferView * bv,
298 int x, int y, int state)
300 if (x > button_bottom_y) {
301 inset.InsetMotionNotify(bv, x, y + (top_baseline - inset.y()),
307 void InsetCollapsable::InsetKeyPress(XKeyEvent * xke)
309 inset.InsetKeyPress(xke);
313 int InsetCollapsable::Latex(Buffer const * buf, ostream & os,
314 bool fragile, bool free_spc) const
316 return inset.Latex(buf, os, fragile, free_spc);
320 int InsetCollapsable::getMaxWidth(BufferView * bv,
321 UpdatableInset const * inset) const
323 int const w = UpdatableInset::getMaxWidth(bv, inset);
326 // What does a negative max width signify? (Lgb)
327 // Use the max width of the draw-area (Jug)
330 // should be at least 30 pixels !!!
331 return max(30, w - widthCollapsed);
335 void InsetCollapsable::update(BufferView * bv, LyXFont const & font,
341 owner()->update(bv, font, true);
344 if (!widthCollapsed) {
345 widthCollapsed = width_collapsed(bv->painter(), font);
346 inset.resizeLyXText(bv);
349 owner()->update(bv, font);
353 if (oldWidth != width(bv, font)) {
354 oldWidth = width(bv, font);
355 inset.resizeLyXText(bv);
358 owner()->update(bv, font);
362 inset.update(bv, font);
366 UpdatableInset::RESULT
367 InsetCollapsable::LocalDispatch(BufferView * bv, kb_action action,
370 UpdatableInset::RESULT result = inset.LocalDispatch(bv, action, arg);
371 if (result == FINISHED)
372 bv->unlockInset(this);
377 bool InsetCollapsable::LockInsetInInset(BufferView * bv, UpdatableInset * in)
381 return inset.LockInsetInInset(bv, in);
385 bool InsetCollapsable::UnlockInsetInInset(BufferView * bv, UpdatableInset * in,
389 bv->unlockInset(this);
392 return inset.UnlockInsetInInset(bv, in, lr);
396 bool InsetCollapsable::UpdateInsetInInset(BufferView * bv, Inset *in)
400 return inset.UpdateInsetInInset(bv, in);
404 unsigned int InsetCollapsable::InsetInInsetY()
406 return inset.InsetInInsetY() - (top_baseline - inset.y());
410 void InsetCollapsable::Validate(LaTeXFeatures & features) const
412 inset.Validate(features);
416 void InsetCollapsable::GetCursorPos(BufferView * bv, int & x, int & y) const
418 inset.GetCursorPos(bv, x , y);
422 void InsetCollapsable::ToggleInsetCursor(BufferView * bv)
424 inset.ToggleInsetCursor(bv);
428 UpdatableInset * InsetCollapsable::GetLockingInset()
430 UpdatableInset * in = inset.GetLockingInset();
437 UpdatableInset * InsetCollapsable::GetFirstLockingInsetOfType(Inset::Code c)
441 return inset.GetFirstLockingInsetOfType(c);
445 void InsetCollapsable::SetFont(BufferView * bv, LyXFont const & font,
446 bool toggleall, bool selectall)
448 inset.SetFont(bv, font, toggleall, selectall);
452 bool InsetCollapsable::doClearArea() const
454 return inset.doClearArea();
458 LyXText * InsetCollapsable::getLyXText(BufferView const * bv,
459 bool const recursive) const
461 return inset.getLyXText(bv, recursive);
465 void InsetCollapsable::deleteLyXText(BufferView * bv, bool recursive) const
467 inset.deleteLyXText(bv, recursive);
471 void InsetCollapsable::resizeLyXText(BufferView * bv) const
473 inset.resizeLyXText(bv);
474 LyXFont font(LyXFont::ALL_SANE);
475 oldWidth = width(bv, font);
479 std::vector<string> const InsetCollapsable::getLabelList() const
481 return inset.getLabelList();
485 bool InsetCollapsable::nodraw() const
487 return inset.nodraw();
491 int InsetCollapsable::scroll(bool recursive) const
493 int sx = UpdatableInset::scroll(false);
496 sx += inset.scroll(recursive);