Jaye Evins
63 lines
2.2 KiB
C++
63 lines
2.2 KiB
C++
// NotebookUtil.cpp
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//
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// Copyright (C) 2015-2026 Jaye Evins <evins@snaught.com>
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//
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// This file is part of gLabels-qt.
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//
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// gLabels-qt is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// gLabels-qt is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with gLabels-qt. If not, see <http://www.gnu.org/licenses/>.
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//
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#include "NotebookUtil.hpp"
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#include <QLayout>
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namespace glabels
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{
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///
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/// Establish notebook size based on largest page
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///
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void NotebookUtil::establishSize( QTabWidget* notebook )
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{
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// Establish size of notebook size based on its largest page.
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// This may not be established until runtime, due to varying
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// lengths of translated strings or may even be influenced by
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// the current theme and fonts. Without doing this, the
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// notebook may change size as tabs are selected for the first
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// time, which can be very annoying.
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// This hack shows the top-level window containing the notebook,
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// then shows each page and invalidates the window's layout.
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// Finally it re-hides the window without ever having
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// relinquishing control to the Qt event loop.
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QWidget* window = notebook->window();
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int iTabSaved = notebook->currentIndex();
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int nTabs = notebook->count();
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window->show();
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for ( int iTab = 0; iTab < nTabs; iTab++ )
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{
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notebook->setCurrentIndex( iTab );
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window->layout()->invalidate();
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}
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window->hide();
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notebook->setCurrentIndex( iTabSaved );
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}
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}
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