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Disable zoom in/out buttons when threshold is reached (#12676)

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This commit is contained in:
Juergen Spitzmueller 2023-02-22 11:16:46 +01:00
parent e181474e6c
commit 1e99920b35
1 changed files with 14 additions and 4 deletions
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18
src/frontends/qt/GuiView.cpp
View File

@ -692,10 +692,12 @@ GuiView::GuiView(int id)
zoom_out_->setAlignment(Qt::AlignCenter);
statusBar()->addPermanentWidget(zoom_out_);
zoom_out_->setEnabled(currentBufferView());
zoom_out_->setEnabled(currentBufferView()
&& zoom_slider_->value() > zoom_slider_->minimum());
statusBar()->addPermanentWidget(zoom_slider_);
zoom_slider_->setEnabled(currentBufferView());
zoom_in_->setEnabled(currentBufferView());
zoom_in_->setEnabled(currentBufferView()
&& zoom_slider_->value() < zoom_slider_->maximum());
statusBar()->addPermanentWidget(zoom_in_);
connect(zoom_slider_, SIGNAL(sliderMoved(int)), this, SLOT(zoomSliderMoved(int)));
@ -829,6 +831,10 @@ void GuiView::zoomSliderMoved(int value)
dispatch(FuncRequest(LFUN_BUFFER_ZOOM, convert<string>(value)), dr);
scheduleRedrawWorkAreas();
zoom_value_->setText(toqstr(bformat(_("[[ZOOM]]%1$d%"), value)));
zoom_in_->setEnabled(currentBufferView()
&& value < zoom_slider_->maximum());
zoom_out_->setEnabled(currentBufferView()
&& value > zoom_slider_->minimum());
}
@ -1011,6 +1017,8 @@ void GuiView::setCurrentZoom(const int v)
{
lyxrc.currentZoom = v;
zoom_value_->setText(toqstr(bformat(_("[[ZOOM]]%1$d%"), v)));
zoom_in_->setEnabled(currentBufferView() && v < zoom_slider_->maximum());
zoom_out_->setEnabled(currentBufferView() && v > zoom_slider_->minimum());
Q_EMIT currentZoomChanged(v);
}
@ -1560,8 +1568,10 @@ void GuiView::onBufferViewChanged()
updateDialogs();
zoom_slider_->setEnabled(currentBufferView());
zoom_value_->setEnabled(currentBufferView());
zoom_in_->setEnabled(currentBufferView());
zoom_out_->setEnabled(currentBufferView());
zoom_in_->setEnabled(currentBufferView()
&& zoom_slider_->value() < zoom_slider_->maximum());
zoom_out_->setEnabled(currentBufferView()
&& zoom_slider_->value() > zoom_slider_->minimum());
}