TocWidget::TocWidget(GuiView & gui_view, QWidget * parent)
: QWidget(parent), depth_(0), persistent_(false), gui_view_(gui_view),
- update_timer_short_(new QTimer(this)),
- update_timer_long_(new QTimer(this))
+ timer_(new QTimer(this))
{
setupUi(this);
moveDownTB->setIcon(QIcon(getPixmap("images/", "outline-down", "svgz,png")));
updateTB->setIcon(QIcon(getPixmap("images/", "reload", "svgz,png")));
+ QSize icon_size = gui_view.iconSize();
+ moveOutTB->setIconSize(icon_size);
+ moveInTB->setIconSize(icon_size);
+ moveUpTB->setIconSize(icon_size);
+ moveDownTB->setIconSize(icon_size);
+ updateTB->setIconSize(icon_size);
+
// avoid flickering
tocTV->setVerticalScrollBarPolicy(Qt::ScrollBarAlwaysOn);
this, SLOT(filterContents()));
// setting the update timer
- update_timer_short_->setSingleShot(true);
- update_timer_long_->setSingleShot(true);
- update_timer_short_->setInterval(0);
- update_timer_long_->setInterval(2000);
- connect(update_timer_short_, SIGNAL(timeout()),
- this, SLOT(realUpdateView()));
- connect(update_timer_long_, SIGNAL(timeout()),
- this, SLOT(realUpdateView()));
-
- // fix #9826: Outline disclosure of subsection content disappears one second
- // after doubleclicking content item.
- // This is only meant as a workaround. See #6675 for more general issues
- // regarding unwanted collapse of the tree view.
- connect(tocTV, SIGNAL(expanded(const QModelIndex &)),
- update_timer_long_, SLOT(stop()));
+ timer_->setSingleShot(true);
+ connect(timer_, SIGNAL(timeout()), this, SLOT(finishUpdateView()));
init(QString());
}
case LFUN_OUTLINE_IN:
case LFUN_OUTLINE_OUT:
case LFUN_SECTION_SELECT:
- status.setEnabled(item.dit() != 0);
+ status.setEnabled((bool)item.dit());
return true;
case LFUN_LABEL_COPY_AS_REFERENCE: {
void TocWidget::updateView()
-{
- // 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_timer_long_->isActive())
- update_timer_short_->start();
- // resets the timer to trigger after 2s
- update_timer_long_->start();
-}
-
-
-void TocWidget::updateViewNow()
-{
- update_timer_long_->stop();
- update_timer_short_->start();
-}
-
-
-void TocWidget::realUpdateView()
{
if (!gui_view_.documentBufferView()) {
tocTV->setModel(0);
setEnabled(true);
bool const is_sortable = isSortable();
sortCB->setEnabled(is_sortable);
- bool focus_ = tocTV->hasFocus();
+ bool focus = tocTV->hasFocus();
tocTV->setEnabled(false);
tocTV->setUpdatesEnabled(false);
&& gui_view_.tocModels().isSorted(current_type_));
sortCB->blockSignals(false);
- bool const can_navigate_ = canNavigate();
- persistentCB->setEnabled(can_navigate_);
+ persistentCB->setEnabled(canNavigate());
bool controls_enabled = toc_model && toc_model->rowCount() > 0
&& !gui_view_.documentBufferView()->buffer().isReadonly();
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_)
+ if (focus)
tocTV->setFocus();
+
+ // Expensive operations are on a timer. We finish the update immediately
+ // for sparse edition actions, i.e. there was no edition/cursor movement
+ // recently, then every 300ms.
+ if (!timer_->isActive()) {
+ finishUpdateView();
+ timer_->start(300);
+ }
+}
+
+
+void TocWidget::updateViewNow()
+{
+ timer_->stop();
+ updateView();
}
-void TocWidget::checkModelChanged()
+void TocWidget::finishUpdateView()
{
- if (!gui_view_.documentBufferView() ||
- gui_view_.tocModels().model(current_type_) != tocTV->model())
- realUpdateView();
+ // Profiling shows that this is the expensive stuff in the context of typing
+ // text and moving with arrows. For bigger operations, this is negligible,
+ // and outweighted by TocModels::reset() anyway.
+ if (canNavigate()) {
+ if (!persistent_)
+ setTreeDepth(depth_);
+ persistentCB->setChecked(persistent_);
+ // select the item at current cursor location
+ if (gui_view_.documentBufferView()) {
+ DocIterator const & dit = gui_view_.documentBufferView()->cursor();
+ select(gui_view_.tocModels().currentIndex(current_type_, dit));
+ }
+ }
+ filterContents();
}
typeCO->blockSignals(true);
typeCO->setCurrentIndex(new_index);
typeCO->blockSignals(false);
+ updateViewNow();
}
} // namespace frontend