Add outlining functionality to the TOC dialog.

* LyXAction.C
	(LyXAction::init): define command

	* BufferView_pimpl.C
	(BufferView::Pimpl::getStatus): 
	(BufferView::Pimpl::dispatch): add handling code

	* frontends/qt2/QTocDialog.C: add connections, adapters

	* frontends/qt2/ui/QTocDialogBase.ui: add pushbuttons

	* frontends/qt2/QTocDialog.h: add adapters

	* frontends/qt2/QToc.[Ch]
	(QToc::updateToc): 
	(QToc::select): add code for TOC window positioning, and 
	outlining methods 

	* frontends/controllers/ControlToc.[Ch]: implement methods

	* lfuns.h
	(kb_action {): define LFUN

	* toc.[Ch]: implement up, down, in and out operations in Outline
	method



git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@13521 a592a061-630c-0410-9148-cb99ea01b6c8

src/BufferView_pimpl.C

@@ -49,6 +49,7 @@
 #include "ParagraphParameters.h"
 #include "pariterator.h"
 #include "rowpainter.h"
+#include "toc.h"
 #include "undo.h"
 #include "vspace.h"
 
@@ -1042,6 +1043,7 @@ FuncStatus BufferView::Pimpl::getStatus(FuncRequest const & cmd)
 	case LFUN_INSERT_LABEL:
 	case LFUN_BOOKMARK_SAVE:
 	case LFUN_GOTO_PARAGRAPH:
+	case LFUN_OUTLINE:
 	case LFUN_GOTOERROR:
 	case LFUN_GOTONOTE:
 	case LFUN_REFERENCE_GOTO:
@@ -1197,6 +1199,16 @@ bool BufferView::Pimpl::dispatch(FuncRequest const & cmd)
 		break;
 	}
 
+	case LFUN_OUTLINE: {
+		lyx::toc::OutlineOp const op =
+		    static_cast<lyx::toc::OutlineOp>(convert<int>(cmd.argument));
+		lyx::toc::Outline(op, buffer_, cursor_.pit());
+		bv_->text()->setCursor(cursor_, cursor_.pit(), 0);
+		buffer_->markDirty();
+		updateCounters(*buffer_);
+		update();
+	}
+				  
 	case LFUN_GOTOERROR:
 		bv_funcs::gotoInset(bv_, InsetBase::ERROR_CODE, false);
 		break;

src/LyXAction.C

@@ -240,6 +240,7 @@ void LyXAction::init()
 		{ LFUN_DOWN_PARAGRAPH, "paragraph-down", ReadOnly | NoUpdate},
 		{ LFUN_DOWN_PARAGRAPHSEL, "paragraph-down-select", ReadOnly },
 		{ LFUN_GOTO_PARAGRAPH, "paragraph-goto", ReadOnly },
+		{ LFUN_OUTLINE, "outline", ReadOnly },
 		{ LFUN_PARAGRAPH_SPACING, "paragraph-spacing", Noop },
 		{ LFUN_UP_PARAGRAPH, "paragraph-up", ReadOnly | NoUpdate},
 		{ LFUN_UP_PARAGRAPHSEL, "paragraph-up-select", ReadOnly },

src/frontends/controllers/ControlToc.C

@@ -8,9 +8,12 @@
  * Full author contact details are available in file CREDITS.
  */
 
+#include <sstream>
+
 #include <config.h>
 
 #include "ControlToc.h"
+#include "funcrequest.h"
 #include "gettext.h"
 
 using std::vector;
@@ -34,6 +37,14 @@ void ControlToc::goTo(toc::TocItem const & item)
 }
 
 
+void ControlToc::outline(toc::OutlineOp op)
+{
+	std::ostringstream o;
+	o << op << std::flush; 
+	kernel().dispatch(FuncRequest(LFUN_OUTLINE, o.str()));
+}
+
+
 vector<string> const ControlToc::getTypes() const
 {
 	return toc::getTypes(kernel().buffer());

src/frontends/controllers/ControlToc.h

@@ -38,6 +38,9 @@ public:
 
 	/// Given a type, returns the contents
 	toc::Toc const getContents(std::string const & type) const;
+
+	/// Apply the selected outlining operation
+	void outline(toc::OutlineOp op);
 };
 
 } // namespace frontend

src/frontends/qt2/QToc.C

@@ -107,7 +107,9 @@ void QToc::updateToc(int newdepth)
 	QListViewItem * last = 0;
 	QListViewItem * parent = 0;
 	QListViewItem * item;
-
+	QListViewItem * selected_item = 0;
+	bool multiple = false;
+	
 	// Yes, it is this ugly. Two reasons - root items must have
 	// a QListView parent, rather than QListViewItem; and the
 	// TOC can move in and out an arbitrary number of levels
@@ -157,10 +159,24 @@ void QToc::updateToc(int newdepth)
 		item->setOpen(iter->depth < depth_);
 		curdepth = iter->depth;
 		last = item;
+
+		// Recognise part past the counter
+		if (iter->str.substr(iter->str.find(' ') + 1) == text_) {
+			if (selected_item == 0)
+				selected_item = item;
+			else
+				// more than one match
+				multiple = true;
+		}
 	}
 
 	dialog_->tocLV->setUpdatesEnabled(true);
 	dialog_->tocLV->update();
+	if (!multiple) {
+		dialog_->tocLV->ensureItemVisible(selected_item);
+		dialog_->tocLV->setSelected(selected_item, true);
+		dialog_->tocLV->scrollBy(0, dialog_->tocLV->height() / 2);
+	}
 	setTitle(fromqstr(dialog_->typeCO->currentText()));
 }
 
@@ -180,6 +196,8 @@ void QToc::select(string const & text)
 		return;
 	}
 
+	// Lop off counter part and save:
+	text_ = text.substr(text.find(' ') + 1);
 	controller().goTo(*iter);
 }
 
@@ -190,5 +208,34 @@ void QToc::set_depth(int depth)
 		updateToc(depth);
 }
 
+
+void QToc::moveup()
+{
+	controller().outline(toc::UP);
+	update_contents();
+}
+
+
+void QToc::movedn()
+{
+	controller().outline(toc::DOWN);
+	update_contents();
+}
+
+
+void QToc::movein()
+{
+	controller().outline(toc::IN);
+	update_contents();
+}
+
+
+void QToc::moveout()
+{
+	controller().outline(toc::OUT);
+	update_contents();
+}
+
+
 } // namespace frontend
 } // namespace lyx

src/frontends/qt2/QToc.h

@@ -42,6 +42,15 @@ private:
 	/// set the depth
 	void set_depth(int depth);
 
+	/// Move header up/down/in/out in list (outlining)
+	void moveup();
+	///
+	void movedn();
+	///
+	void movein();
+	///
+	void moveout();
+
 	virtual void apply() {}
 
 	/// update dialog
@@ -55,6 +64,9 @@ private:
 
 	/// depth of list shown
 	int depth_;
+
+	/// Store selected item's string
+	std::string text_;
 };
 
 } // namespace frontend

src/frontends/qt2/QTocDialog.C

@@ -32,8 +32,11 @@ QTocDialog::QTocDialog(QToc * form)
 	if (w)
 		w->hide();
 
-	connect(closePB, SIGNAL(clicked()),
-		form, SLOT(slotClose()));
+	connect(closePB, SIGNAL(clicked()), form, SLOT(slotClose()));
+	connect(moveupPB, SIGNAL(clicked()), this, SLOT(moveup_adaptor()));
+	connect(movednPB, SIGNAL(clicked()), this, SLOT(movedn_adaptor()));
+	connect(moveinPB, SIGNAL(clicked()), this, SLOT(movein_adaptor()));
+	connect(moveoutPB, SIGNAL(clicked()), this, SLOT(moveout_adaptor()));
 }
 
 
@@ -66,6 +69,30 @@ void QTocDialog::update_adaptor()
 }
 
 
+void QTocDialog::moveup_adaptor()
+{
+	form_->moveup();
+}
+
+
+void QTocDialog::movedn_adaptor()
+{
+	form_->movedn();
+}
+
+
+void QTocDialog::movein_adaptor()
+{
+	form_->movein();
+}
+
+
+void QTocDialog::moveout_adaptor()
+{
+	form_->moveout();
+}
+
+
 void QTocDialog::closeEvent(QCloseEvent * e)
 {
 	form_->slotWMHide();

src/frontends/qt2/QTocDialog.h

@@ -29,6 +29,10 @@ public slots:
 	void depth_adaptor(int);
 	void select_adaptor(QListViewItem *);
 	void update_adaptor();
+	void moveup_adaptor();
+	void movedn_adaptor();
+	void movein_adaptor();
+	void moveout_adaptor();
 protected:
 	void closeEvent(QCloseEvent * e);
 private:

src/frontends/qt2/ui/QTocDialogBase.ui

@@ -171,6 +171,50 @@
                         <string>&amp;Update</string>
                     </property>
                 </widget>
+ 		<widget>
+                    <class>QPushButton</class>
+                    <property stdset="1">
+                        <name>name</name>
+                        <cstring>moveupPB</cstring>
+                    </property>
+                    <property stdset="1">
+                        <name>text</name>
+                        <string>Up</string>
+                    </property>
+		</widget>
+  		<widget>
+                    <class>QPushButton</class>
+                    <property stdset="1">
+                        <name>name</name>
+                        <cstring>movednPB</cstring>
+                    </property>
+                    <property stdset="1">
+                        <name>text</name>
+                        <string>Dn</string>
+                    </property>
+                </widget>
+ 		<widget>
+                    <class>QPushButton</class>
+                    <property stdset="1">
+                        <name>name</name>
+                        <cstring>moveinPB</cstring>
+                    </property>
+                    <property stdset="1">
+                        <name>text</name>
+                        <string>In</string>
+                    </property>
+                </widget>
+ 		<widget>
+                    <class>QPushButton</class>
+                    <property stdset="1">
+                        <name>name</name>
+                        <cstring>moveoutPB</cstring>
+                    </property>
+                    <property stdset="1">
+                        <name>text</name>
+                        <string>Out</string>
+                    </property>
+                </widget>
                 <spacer>
                     <property>
                         <name>name</name>

src/lfuns.h

@@ -357,6 +357,7 @@ enum kb_action {
 	LFUN_BIBDB_ADD,
 	LFUN_BIBDB_DEL,
 	LFUN_INSERT_CITATION,
+	LFUN_OUTLINE,			// Vermeer 20060323
 
 	LFUN_LASTACTION                  // end of the table
 };

src/toc.C

@@ -19,7 +19,6 @@
 #include "funcrequest.h"
 #include "LyXAction.h"
 #include "paragraph.h"
-#include "pariterator.h"
 
 #include "frontends/LyXView.h"
 
@@ -167,5 +166,106 @@ void asciiTocList(string const & type, Buffer const & buffer, ostream & os)
 }
 
 
+void Outline(OutlineOp mode, Buffer * buf, pit_type & pit)
+{
+	ParagraphList & pars = buf->text().paragraphs();
+	ParagraphList::iterator bgn = pars.begin();
+	ParagraphList::iterator s = boost::next(bgn, pit);
+	ParagraphList::iterator p = s;
+	ParagraphList::iterator end = pars.end();
+
+	LyXTextClass::const_iterator lit =
+		buf->params().getLyXTextClass().begin();
+	LyXTextClass::const_iterator const lend =
+		buf->params().getLyXTextClass().end();
+
+	int const thistoclevel = s->layout()->toclevel;
+	int toclevel;
+	switch (mode) {
+		case UP: {
+			if (p != end)
+				++p;
+			for (; p != end; ++p) {
+				toclevel = p->layout()->toclevel;
+				if (toclevel != LyXLayout::NOT_IN_TOC 
+				    && toclevel <= thistoclevel) {
+					break;	
+				}
+			}
+			ParagraphList::iterator q = s;
+			if (q != bgn)
+				--q;
+			else
+				break;
+			for (; q != bgn; --q) {
+				toclevel = q->layout()->toclevel;
+				if (toclevel != LyXLayout::NOT_IN_TOC 
+				    && toclevel <= thistoclevel) {
+					break;	
+				}
+			}
+			pit_type const newpit = std::distance(pars.begin(), q);
+			pit_type const len = std::distance(s, p);
+			pit += len;
+			pars.insert(q, s, p);
+			s = boost::next(pars.begin(), pit);
+			ParagraphList::iterator t = boost::next(s, len);
+			pit = newpit;
+			pars.erase(s, t);
+		break;
+		}
+		case DOWN: {
+   			   if (p != end)
+				++p;
+			for (; p != end; ++p) {
+				toclevel = p->layout()->toclevel;
+				if (toclevel != LyXLayout::NOT_IN_TOC 
+				    && toclevel <= thistoclevel) {
+					break;	
+				}
+			}
+			ParagraphList::iterator q = p;
+			if (q != end)
+				++q;
+			else
+				break;
+			for (; q != end; ++q) {
+				toclevel = q->layout()->toclevel;
+				if (toclevel != LyXLayout::NOT_IN_TOC 
+				    && toclevel <= thistoclevel) {
+					break;	
+				}
+			}
+			pit_type const newpit = std::distance(pars.begin(), q);
+			pit_type const len = std::distance(s, p);
+			pars.insert(q, s, p);
+			s = boost::next(pars.begin(), pit);
+			ParagraphList::iterator t = boost::next(s, len);
+			pit = newpit - len;
+			pars.erase(s, t);
+		break;
+		}
+		case IN:
+			for (; lit != lend; ++lit) {
+				if ((*lit)->toclevel == thistoclevel + 1) {
+					s->layout((*lit));
+					break;
+				}
+			}
+		break;
+		case OUT:
+			for (; lit != lend; ++lit) {
+				if ((*lit)->toclevel == thistoclevel - 1) {
+					s->layout((*lit));
+					break;
+				}
+			}
+		break;
+		default:
+		break;
+	}
+}
+
+
 } // namespace toc
 } // namespace lyx

src/toc.h

@@ -20,6 +20,8 @@
 #include <vector>
 #include <string>
 
+#include "pariterator.h"
+
 class Buffer;
 class LyXView;
 class Paragraph;
@@ -84,6 +86,18 @@ bool operator!=(TocItem const & a, TocItem const & b)
 }
 
 
+/// the type of outline operation
+enum OutlineOp {
+	UP, // Move this header with text down
+	DOWN,   // Move this header with text up
+	IN, // Make this header deeper
+	OUT // Make this header shallower
+};
+
+
+void Outline(OutlineOp, Buffer *, pit_type &);
+
+
 } // namespace toc
 } // namespace lyx