#include "qt_helpers.h"
#include "TocModel.h"
+#include "Buffer.h"
#include "FuncRequest.h"
#include "LyXFunc.h"
// Only one item selected at a time.
tocTV->setSelectionMode(QAbstractItemView::SingleSelection);
+
+ // 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);
}
LYXERR(Debug::GUI, "goto " << index.row()
<< ", " << index.column());
- gui_view_.tocModels().goTo(typeCO->currentIndex(), index);
+ gui_view_.tocModels().goTo(current_type_, index);
}
gui_view_.tocModels().updateBackend();
}
+
/* 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);
}
void TocWidget::setTreeDepth(int depth)
{
depth_ = depth;
+ if (!tocTV->model())
+ return;
// 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];
- tocTV->setExpanded(index, getIndexDepth(index) < depth_);
+ tocTV->setExpanded(index, indexDepth(index) < depth_);
}
}
-void TocWidget::on_typeCO_currentIndexChanged(int)
+void TocWidget::on_typeCO_currentIndexChanged(int index)
{
+ current_type_ = typeCO->itemData(index).toString();
updateView();
gui_view_.setFocus();
}
}
+/// Test if outlining operation is possible
+static bool canOutline(QString const & type)
+{
+ return type == "tableofcontents";
+}
+
+
void TocWidget::enableControls(bool enable)
{
updateTB->setEnabled(enable);
- if (!gui_view_.tocModels().canOutline(typeCO->currentIndex()))
+ if (!canOutline(current_type_))
enable = false;
moveUpTB->setEnabled(enable);
moveDownTB->setEnabled(enable);
moveInTB->setEnabled(enable);
moveOutTB->setEnabled(enable);
-
- depthSL->setEnabled(enable);
+ if (!enable) {
+ depthSL->setMaximum(0);
+ depthSL->setValue(0);
+ }
}
-void TocWidget::updateView()
+/// Test if synchronized navigation is possible
+static bool canNavigate(QString const & type)
{
- LYXERR(Debug::GUI, "In TocWidget::updateView()");
- setTocModel();
- setTreeDepth(depth_);
- select(gui_view_.tocModels().currentIndex(typeCO->currentIndex()));
+ // It is not possible to have synchronous navigation in a correctl
+ // and efficient way with the label type because Toc::item() do a linear
+ // seatch. Even if fixed, it might even not be desirable to do so if we
+ // want to support drag&drop of labels and references.
+ return type != "label";
}
-void TocWidget::init(QString const & str)
+void TocWidget::updateView()
{
- QStringList const & type_names = gui_view_.tocModels().typeNames();
- if (type_names.isEmpty()) {
+ if (!gui_view_.view()) {
enableControls(false);
typeCO->setEnabled(false);
- tocTV->setModel(new QStandardItemModel);
+ tocTV->setModel(0);
tocTV->setEnabled(false);
return;
}
-
typeCO->setEnabled(true);
tocTV->setEnabled(true);
- int selected_type = gui_view_.tocModels().decodeType(str);
- QString const current_text = typeCO->currentText();
- typeCO->blockSignals(true);
- typeCO->clear();
- for (int i = 0; i != type_names.size(); ++i)
- typeCO->addItem(type_names[i]);
- if (!str.isEmpty())
- typeCO->setCurrentIndex(selected_type);
- else {
- int const new_index = typeCO->findText(current_text);
- if (new_index != -1)
- typeCO->setCurrentIndex(new_index);
- else
- typeCO->setCurrentIndex(selected_type);
+ QStandardItemModel * toc_model = gui_view_.tocModels().model(current_type_);
+ if (tocTV->model() != toc_model) {
+ tocTV->setModel(toc_model);
+ tocTV->setEditTriggers(QAbstractItemView::NoEditTriggers);
}
+ bool controls_enabled = toc_model && toc_model->rowCount() > 0
+ && !gui_view_.buffer()->isReadonly();
+ enableControls(controls_enabled);
- typeCO->blockSignals(false);
-
- // setTocModel produce QTreeView reset and setting depth again
- // is needed. That must be done after all Qt updates are processed.
- QTimer::singleShot(0, this, SLOT(updateView()));
+ depthSL->setMaximum(gui_view_.tocModels().depth(current_type_));
+ depthSL->setValue(depth_);
+ setTreeDepth(depth_);
+ if (canNavigate(current_type_))
+ select(gui_view_.tocModels().currentIndex(current_type_));
}
-void TocWidget::setTocModel()
+static QString decodeType(QString const & str)
{
- int const toc_type = typeCO->currentIndex();
- QStandardItemModel * toc_model = gui_view_.tocModels().model(toc_type);
- LASSERT(toc_model, return);
-
- if (tocTV->model() != toc_model) {
- tocTV->setModel(toc_model);
- tocTV->setEditTriggers(QAbstractItemView::NoEditTriggers);
+ 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;
+}
- bool controls_enabled = toc_model->rowCount() > 0;;
- enableControls(controls_enabled);
- if (controls_enabled) {
- depthSL->setMaximum(gui_view_.tocModels().depth(toc_type));
- depthSL->setValue(depth_);
+void TocWidget::init(QString const & str)
+{
+ 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
+ // guaranted to exist.
+ if (new_index == -1) {
+ current_type_ = "tableofcontents";
+ new_index = typeCO->findData(current_type_);
}
+
+ typeCO->blockSignals(true);
+ typeCO->setCurrentIndex(new_index);
+ typeCO->blockSignals(false);
}
} // namespace frontend