X-Git-Url: https://git.lyx.org/gitweb/?a=blobdiff_plain;f=src%2Ffrontends%2Fqt4%2FTocWidget.cpp;h=80c9db97d952a6ab773ca96eca3f0675fbc5f7a8;hb=59e0cb8f85f0d2f985b31532dd3308315659c662;hp=ec1fa42eecb0f6f8fe1b59e1e42b80f98a748691;hpb=e1ce2f92db49d50c688414a32944be8e718faa2e;p=lyx.git

diff --git a/src/frontends/qt4/TocWidget.cpp b/src/frontends/qt4/TocWidget.cpp
index ec1fa42eec..80c9db97d9 100644
--- a/src/frontends/qt4/TocWidget.cpp
+++ b/src/frontends/qt4/TocWidget.cpp
@@ -13,37 +13,50 @@
 
 #include "TocWidget.h"
 
-#include "GuiToc.h"
+#include "GuiApplication.h"
+#include "GuiView.h"
 #include "qt_helpers.h"
+#include "TocModel.h"
 
-#include "debug.h"
+#include "Buffer.h"
+#include "BufferView.h"
+#include "CutAndPaste.h"
+#include "FuncRequest.h"
+#include "FuncStatus.h"
+#include "LyX.h"
+#include "Menus.h"
+#include "TocBackend.h"
+
+#include "insets/InsetCommand.h"
+#include "insets/InsetRef.h"
+
+#include "support/debug.h"
+#include "support/lassert.h"
 
 #include <QHeaderView>
-#include <QPushButton>
-#include <QTreeWidgetItem>
+#include <QMenu>
+#include <QTimer>
 
 #include <vector>
 
-using std::endl;
-using std::vector;
+#define DELAY_UPDATE_VIEW
 
+using namespace std;
 
 namespace lyx {
 namespace frontend {
 
-TocWidget::TocWidget(GuiToc & form, QWidget * parent)
-	: QWidget(parent), depth_(0), form_(form)
+TocWidget::TocWidget(GuiView & gui_view, QWidget * parent)
+	: QWidget(parent), depth_(0), persistent_(false), gui_view_(gui_view), update_delay_(0)
+
 {
 	setupUi(this);
-	setWindowTitle(qt_("Outline"));
-
-	connect(&form_, SIGNAL(modelReset()), SLOT(updateGui()));
 
-	moveOutTB->setIcon(QIcon(":/images/promote.png"));
-	moveInTB->setIcon(QIcon(":/images/demote.png"));
-	moveUpTB->setIcon(QIcon(":/images/up.png"));
-	moveDownTB->setIcon(QIcon(":/images/down.png"));
-	updateTB->setIcon(QIcon(":/images/reload.png"));
+	moveOutTB->setIcon(QIcon(getPixmap("images/", "promote", "png")));
+	moveInTB->setIcon(QIcon(getPixmap("images/", "demote", "png")));
+	moveUpTB->setIcon(QIcon(getPixmap("images/", "up", "png")));
+	moveDownTB->setIcon(QIcon(getPixmap("images/", "down", "png")));
+	updateTB->setIcon(QIcon(getPixmap("images/", "reload", "png")));
 
 	// avoid flickering
 	tocTV->setVerticalScrollBarPolicy(Qt::ScrollBarAlwaysOn);
@@ -58,16 +71,172 @@ TocWidget::TocWidget(GuiToc & form, QWidget * parent)
 
 	// Only one item selected at a time.
 	tocTV->setSelectionMode(QAbstractItemView::SingleSelection);
+	setFocusProxy(tocTV);
+
+	// The toc types combo won't change its model.
+	typeCO->setModel(gui_view_.tocModels().nameModel());
+
+	// Make sure the buttons are disabled when first shown without a loaded
+	// Buffer.
+	enableControls(false);
+
+	// make us responsible for the context menu of the tabbar
+	setContextMenuPolicy(Qt::CustomContextMenu);
+	connect(this, SIGNAL(customContextMenuRequested(const QPoint &)),
+		this, SLOT(showContextMenu(const QPoint &)));
+	connect(tocTV, SIGNAL(customContextMenuRequested(const QPoint &)),
+		this, SLOT(showContextMenu(const QPoint &)));
+	connect(filterLE, SIGNAL(textEdited(QString)), 
+		this, SLOT(filterContents()));
+
+	init(QString());
+}
+
+
+void TocWidget::showContextMenu(const QPoint & pos)
+{
+	std::string name = "context-toc-" + fromqstr(current_type_);
+	QMenu * menu = guiApp->menus().menu(toqstr(name), gui_view_);
+	if (!menu)
+		return;	
+	menu->exec(mapToGlobal(pos));
+}
+
+
+Inset * TocWidget::itemInset() const
+{
+	QModelIndex const & index = tocTV->currentIndex();
+	TocItem const & item =
+		gui_view_.tocModels().currentItem(current_type_, index);
+	DocIterator const & dit = item.dit();
+	
+	Inset * inset = 0;
+	if (current_type_ == "label" 
+		  || current_type_ == "graphics"
+		  || current_type_ == "citation"
+		  || current_type_ == "child")
+		inset = dit.nextInset();
+
+	else if (current_type_ == "branch"
+			 || current_type_ == "index"
+			 || current_type_ == "change")
+		inset = &dit.inset();
+
+	else if (current_type_ == "table" 
+		     || current_type_ == "listing"
+		     || current_type_ == "figure") {
+		DocIterator tmp_dit(dit);
+		tmp_dit.pop_back();
+		inset = &tmp_dit.inset();
+	}
+	return inset;
+}
+
+
+bool TocWidget::getStatus(Cursor & cur, FuncRequest const & cmd,
+	FuncStatus & status) const
+{
+	Inset * inset = itemInset();
+	FuncRequest tmpcmd(cmd);
+
+	QModelIndex const & index = tocTV->currentIndex();
+	TocItem const & item =
+		gui_view_.tocModels().currentItem(current_type_, index);
+
+	switch (cmd.action())
+	{
+	case LFUN_CHANGE_ACCEPT:
+	case LFUN_CHANGE_REJECT:
+	case LFUN_OUTLINE_UP:
+	case LFUN_OUTLINE_DOWN:
+	case LFUN_OUTLINE_IN:
+	case LFUN_OUTLINE_OUT:
+	case LFUN_SECTION_SELECT:
+		status.setEnabled(true);
+		return true;
+
+	case LFUN_LABEL_COPY_AS_REF: {
+		// For labels in math, we need to supply the label as a string
+		FuncRequest label_copy(LFUN_LABEL_COPY_AS_REF, item.asString());
+		if (inset)
+			return inset->getStatus(cur, label_copy, status);
+	}
+
+	default:
+		if (inset)
+			return inset->getStatus(cur, tmpcmd, status);
+	}
+
+	return false;
+}
+
+
+void TocWidget::doDispatch(Cursor & cur, FuncRequest const & cmd)
+{
+	Inset * inset = itemInset();
+	FuncRequest tmpcmd(cmd);
+
+	QModelIndex const & index = tocTV->currentIndex();
+	TocItem const & item =
+		gui_view_.tocModels().currentItem(current_type_, index);
+
+	// Start an undo group.
+	cur.beginUndoGroup();
+
+	switch (cmd.action())
+	{
+	case LFUN_CHANGE_ACCEPT:
+	case LFUN_CHANGE_REJECT:
+	case LFUN_SECTION_SELECT:
+		dispatch(item.action());
+		cur.dispatch(tmpcmd);
+		break;
+
+	case LFUN_LABEL_COPY_AS_REF: {
+		// For labels in math, we need to supply the label as a string
+		FuncRequest label_copy(LFUN_LABEL_COPY_AS_REF, item.asString());
+		if (inset)
+			inset->dispatch(cur, label_copy);
+		break;
+	}
+	
+	case LFUN_OUTLINE_UP:
+	case LFUN_OUTLINE_DOWN:
+	case LFUN_OUTLINE_IN:
+	case LFUN_OUTLINE_OUT:
+		outline(cmd.action());
+		break;
+
+	default:
+		if (inset)
+			inset->dispatch(cur, tmpcmd);
+	}
+	cur.endUndoGroup();
+}
+
+
+void TocWidget::on_tocTV_activated(QModelIndex const & index)
+{
+	goTo(index);
 }
 
 
-void TocWidget::selectionChanged(const QModelIndex & current,
-				  const QModelIndex & /*previous*/)
+void TocWidget::on_tocTV_pressed(QModelIndex const & index)
 {
-	LYXERR(Debug::GUI, "selectionChanged index " << current.row()
-		<< ", " << current.column());
+	Qt::MouseButtons const button = QApplication::mouseButtons();
+	if (button & Qt::LeftButton) {
+		goTo(index);
+		gui_view_.setFocus();
+	}
+}
+
 
-	form_.goTo(typeCO->currentIndex(), current);
+void TocWidget::goTo(QModelIndex const & index)
+{
+	LYXERR(Debug::GUI, "goto " << index.row()
+		<< ", " << index.column());
+
+	gui_view_.tocModels().goTo(current_type_, index);
 }
 
 
@@ -76,20 +245,34 @@ void TocWidget::on_updateTB_clicked()
 	// The backend update can take some time so we disable
 	// the controls while waiting.
 	enableControls(false);
-	form_.updateBackend();
+	gui_view_.currentBufferView()->buffer().updateBuffer();
+}
+
+
+void TocWidget::on_sortCB_stateChanged(int state)
+{
+	gui_view_.tocModels().sort(current_type_, state == Qt::Checked);
+	updateViewForce();
+}
+
+
+void TocWidget::on_persistentCB_stateChanged(int state)
+{
+	persistent_ = state == Qt::Checked;
 }
 
+
 /* FIXME (Ugras 17/11/06):
-I have implemented a getIndexDepth function to get the model indices. In my
+I have implemented a indexDepth function to get the model indices. In my
 opinion, somebody should derive a new qvariant class for tocModelItem
-which saves the string data and depth information. that will save the
-depth calculation.
-*/
-int TocWidget::getIndexDepth(QModelIndex const & index, int depth)
+which saves the string data and depth information. That will save the
+depth calculation.  */
+
+static int indexDepth(QModelIndex const & index, int depth = -1)
 {
 	++depth;
-	return (index.parent() == QModelIndex())
-		? depth : getIndexDepth(index.parent(),depth);
+	return index.parent() == QModelIndex()
+		? depth : indexDepth(index.parent(), depth);
 }
 
 
@@ -98,85 +281,85 @@ void TocWidget::on_depthSL_valueChanged(int depth)
 	if (depth == depth_)
 		return;
 	setTreeDepth(depth);
+	gui_view_.setFocus();
 }
 
 
 void TocWidget::setTreeDepth(int depth)
 {
 	depth_ = depth;
+	if (!tocTV->model())
+		return;
 
+#if QT_VERSION >= 0x040300
+	// this should be faster than our own code below
+	if (depth == 0)
+		tocTV->collapseAll();
+	else
+		tocTV->expandToDepth(depth - 1);
+#else
 	// expanding and then collapsing is probably better,
 	// but my qt 4.1.2 doesn't have expandAll()..
 	//tocTV->expandAll();
 	QModelIndexList indices = tocTV->model()->match(
-		tocTV->model()->index(0,0),
+		tocTV->model()->index(0, 0),
 		Qt::DisplayRole, "*", -1,
 		Qt::MatchFlags(Qt::MatchWildcard|Qt::MatchRecursive));
 
 	int size = indices.size();
 	for (int i = 0; i < size; i++) {
 		QModelIndex index = indices[i];
-		if (getIndexDepth(index) < depth_)
-			tocTV->expand(index);
-		else
-			tocTV->collapse(index);
+		tocTV->setExpanded(index, indexDepth(index) < depth_);
 	}
+#endif
 }
 
-void TocWidget::on_typeCO_currentIndexChanged(int value)
+
+void TocWidget::on_typeCO_currentIndexChanged(int index)
 {
-	setTocModel(value);
+	if (index == -1)
+		return;
+	current_type_ = typeCO->itemData(index).toString();
+	updateViewForce();
+	if (typeCO->hasFocus())
+		gui_view_.setFocus();
 }
 
 
-void TocWidget::on_moveUpTB_clicked()
+void TocWidget::outline(FuncCode func_code)
 {
-	enableControls(false);
 	QModelIndexList const & list = tocTV->selectionModel()->selectedIndexes();
-	if (!list.isEmpty()) {
-		enableControls(false);
-		form_.goTo(typeCO->currentIndex(), list[0]);
-		form_.outlineUp();
-		enableControls(true);
-	}
+	if (list.isEmpty())
+		return;
+	enableControls(false);
+	goTo(list[0]);
+	dispatch(FuncRequest(func_code));
+	enableControls(true);
+	gui_view_.setFocus();
+}
+
+
+void TocWidget::on_moveUpTB_clicked()
+{
+	outline(LFUN_OUTLINE_UP);
 }
 
 
 void TocWidget::on_moveDownTB_clicked()
 {
-	enableControls(false);
-	QModelIndexList const & list = tocTV->selectionModel()->selectedIndexes();
-	if (!list.isEmpty()) {
-		enableControls(false);
-		form_.goTo(typeCO->currentIndex(), list[0]);
-		form_.outlineDown();
-		enableControls(true);
-	}
+	outline(LFUN_OUTLINE_DOWN);
 }
 
 
 void TocWidget::on_moveInTB_clicked()
 {
-	enableControls(false);
-	QModelIndexList const & list = tocTV->selectionModel()->selectedIndexes();
-	if (!list.isEmpty()) {
-		enableControls(false);
-		form_.goTo(typeCO->currentIndex(), list[0]);
-		form_.outlineIn();
-		enableControls(true);
-	}
+	outline(LFUN_OUTLINE_IN);
 }
 
 
 void TocWidget::on_moveOutTB_clicked()
 {
-	QModelIndexList const & list = tocTV->selectionModel()->selectedIndexes();
-	if (!list.isEmpty()) {
-		enableControls(false);
-		form_.goTo(typeCO->currentIndex(), list[0]);
-		form_.outlineOut();
-		enableControls(true);
-	}
+	outline(LFUN_OUTLINE_OUT);
 }
 
 
@@ -187,10 +370,9 @@ void TocWidget::select(QModelIndex const & index)
 		return;
 	}
 
-	disconnectSelectionModel();
-	tocTV->setCurrentIndex(index);
 	tocTV->scrollTo(index);
-	reconnectSelectionModel();
+	tocTV->clearSelection();
+	tocTV->setCurrentIndex(index);
 }
 
 
@@ -198,107 +380,162 @@ void TocWidget::enableControls(bool enable)
 {
 	updateTB->setEnabled(enable);
 
-	if (!form_.canOutline(typeCO->currentIndex()))
+	if (!canOutline())
 		enable = false;
 
 	moveUpTB->setEnabled(enable);
 	moveDownTB->setEnabled(enable);
 	moveInTB->setEnabled(enable);
 	moveOutTB->setEnabled(enable);
-
-	depthSL->setEnabled(enable);
 }
 
 
 void TocWidget::updateView()
 {
-	LYXERR(Debug::GUI, "In TocWidget::updateView()");
-	select(form_.currentIndex(typeCO->currentIndex()));
+// Enable if you dont want the delaying business, cf #7138.
+#ifndef DELAY_UPDATE_VIEW
+	updateViewForce();
+	return;
+#endif
+	// already scheduled?
+	if (update_delay_ == -1)
+		return;
+	QTimer::singleShot(update_delay_, this, SLOT(updateViewForce()));
+	// Subtler optimization for having the delay more UI invisible.
+	// We trigger update immediately for sparse editation actions,
+	// i.e. there was no editation/cursor movement in last 2 sec.
+	// At worst there will be +1 redraw after 2s in a such "calm" mode.
+	if (update_delay_ != 0)
+		updateViewForce();
+	update_delay_ = -1;
 }
 
-
-void TocWidget::updateGui()
+void TocWidget::updateViewForce()
 {
-	vector<docstring> const & type_names = form_.typeNames();
-	if (type_names.empty()) {
-		enableControls(false);
-		typeCO->clear();
-		tocTV->setModel(new QStandardItemModel);
-		tocTV->setEditTriggers(QAbstractItemView::NoEditTriggers);
+	update_delay_ = 2000;
+	if (!gui_view_.documentBufferView()) {
+		tocTV->setModel(0);
+		depthSL->setMaximum(0);
+		depthSL->setValue(0);
+		setEnabled(false);
 		return;
 	}
-
-	QString current_text = typeCO->currentText();
-	//lyxerr << "current_text " << fromqstr(current_text) << endl;
-	typeCO->blockSignals(true);
-	typeCO->clear();
-	int current_type = -1;
-	for (size_t i = 0; i != type_names.size(); ++i) {
-		QString item = toqstr(type_names[i]);
-		typeCO->addItem(item);
-		if (item == current_text)
-			current_type = i;
-	}
-	if (current_type != -1)
-		typeCO->setCurrentIndex(current_type);
-	else
-		typeCO->setCurrentIndex(form_.selectedType());
-	typeCO->blockSignals(false);
-
-	setTocModel(typeCO->currentIndex());
-}
-
-
-void TocWidget::setTocModel(size_t type)
-{
-	bool controls_enabled = false;
-	QStandardItemModel * toc_model = form_.tocModel(type);
-	if (toc_model) {
-		controls_enabled = toc_model->rowCount() > 0;
+	setEnabled(true);
+	bool const is_sortable = isSortable();
+	sortCB->setEnabled(is_sortable);
+	bool focus_ = tocTV->hasFocus();
+	tocTV->setEnabled(false);
+	tocTV->setUpdatesEnabled(false);
+
+	QAbstractItemModel * toc_model = 
+			gui_view_.tocModels().model(current_type_);
+	if (tocTV->model() != toc_model) {
 		tocTV->setModel(toc_model);
 		tocTV->setEditTriggers(QAbstractItemView::NoEditTriggers);
+		if (persistent_)
+			setTreeDepth(depth_);
 	}
 
-	enableControls(controls_enabled);
+	sortCB->blockSignals(true);
+	sortCB->setChecked(is_sortable
+		&& gui_view_.tocModels().isSorted(current_type_));
+	sortCB->blockSignals(false);
+
+	bool const can_navigate_ = canNavigate();
+	persistentCB->setEnabled(can_navigate_);
 
-	reconnectSelectionModel();
+	bool controls_enabled = toc_model && toc_model->rowCount() > 0
+		&& !gui_view_.documentBufferView()->buffer().isReadonly();
+	enableControls(controls_enabled);
 
-	if (controls_enabled) {
-		depthSL->setMaximum(form_.getTocDepth(type));
-		depthSL->setValue(depth_);
+	depthSL->setMaximum(gui_view_.tocModels().depth(current_type_));
+	depthSL->setValue(depth_);
+	if (!persistent_ && can_navigate_)
+		setTreeDepth(depth_);
+	if (can_navigate_) {
+		persistentCB->setChecked(persistent_);
+		select(gui_view_.tocModels().currentIndex(current_type_));
 	}
+	filterContents();
+	tocTV->setEnabled(true);
+	tocTV->setUpdatesEnabled(true);
+	if (focus_)
+		tocTV->setFocus();
+}
 
-	LYXERR(Debug::GUI, "In TocWidget::updateGui()");
 
-	select(form_.currentIndex(typeCO->currentIndex()));
+void TocWidget::filterContents()
+{
+	if (!tocTV->model())
+		return;
+
+	QModelIndexList indices = tocTV->model()->match(
+		tocTV->model()->index(0, 0),
+		Qt::DisplayRole, "*", -1,
+		Qt::MatchFlags(Qt::MatchWildcard|Qt::MatchRecursive));
 
-	if (toc_model) {
-		LYXERR(Debug::GUI, "tocModel()->rowCount "
-			<< toc_model->rowCount()
-			<< "\nform_->tocModel()->columnCount "
-			<< toc_model->columnCount());
+	int size = indices.size();
+	for (int i = 0; i < size; i++) {
+		QModelIndex index = indices[i];
+		bool const matches =
+			index.data().toString().contains(
+				filterLE->text(), Qt::CaseInsensitive);
+		tocTV->setRowHidden(index.row(), index.parent(), !matches);
+	}
+	// recursively unhide parents of unhidden children 
+	for (int i = size - 1; i >= 0; i--) {
+		QModelIndex index = indices[i];
+		if (!tocTV->isRowHidden(index.row(), index.parent())
+		    && index.parent() != QModelIndex())
+			tocTV->setRowHidden(index.parent().row(),
+					    index.parent().parent(), false);
 	}
 }
 
 
-void TocWidget::reconnectSelectionModel()
+static QString decodeType(QString const & str)
 {
-	connect(tocTV->selectionModel(),
-		SIGNAL(currentChanged(const QModelIndex &,
-		       const QModelIndex &)),
-		this,
-		SLOT(selectionChanged(const QModelIndex &,
-		     const QModelIndex &)));
+	QString type = str;
+	if (type.contains("tableofcontents")) {
+		type = "tableofcontents";
+	} else if (type.contains("floatlist")) {
+		if (type.contains("\"figure"))
+			type = "figure";
+		else if (type.contains("\"table"))
+			type = "table";
+		else if (type.contains("\"algorithm"))
+			type = "algorithm";
+	}
+	return type;
 }
 
-void TocWidget::disconnectSelectionModel()
+
+void TocWidget::init(QString const & str)
 {
-	disconnect(tocTV->selectionModel(),
-		SIGNAL(currentChanged(QModelIndex, QModelIndex)),
-		this, SLOT(selectionChanged(QModelIndex, QModelIndex)));
+	int new_index;
+	if (str.isEmpty())
+		new_index = typeCO->findData(current_type_);
+	else
+		new_index = typeCO->findData(decodeType(str));
+
+	// If everything else fails, settle on the table of contents which is
+	// guaranteed to exist.
+	if (new_index == -1) {
+		current_type_ = "tableofcontents";
+		new_index = typeCO->findData(current_type_);
+	} else {
+		current_type_ = typeCO->itemData(new_index).toString();
+	}
+
+	typeCO->blockSignals(true);
+	typeCO->setCurrentIndex(new_index);
+	typeCO->blockSignals(false);
+
+	// no delay when the whole outliner is reseted.
+	update_delay_ = 0;
 }
 
 } // namespace frontend
 } // namespace lyx
 
-#include "TocWidget_moc.cpp"
+#include "moc_TocWidget.cpp"