forked from openkylin/kolourpaint
184 lines
4.3 KiB
C++
184 lines
4.3 KiB
C++
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/*
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Copyright (c) 2003-2007 Clarence Dang <dang@kde.org>
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All rights reserved.
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Redistribution and use in source and binary forms, with or without
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modification, are permitted provided that the following conditions
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are met:
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1. Redistributions of source code must retain the above copyright
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notice, this list of conditions and the following disclaimer.
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2. Redistributions in binary form must reproduce the above copyright
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notice, this list of conditions and the following disclaimer in the
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documentation and/or other materials provided with the distribution.
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THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#define DEBUG_KP_THUMBNAIL 0
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#include "kpThumbnail.h"
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#include "kpDefs.h"
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#include "document/kpDocument.h"
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#include "mainWindow/kpMainWindow.h"
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#include "views/kpThumbnailView.h"
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#include "tools/kpTool.h"
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#include "kpLogCategories.h"
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#include <KLocalizedString>
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#include <QAction>
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#include <QLayout>
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struct kpThumbnailPrivate
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{
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kpMainWindow *mainWindow;
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kpThumbnailView *view;
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QHBoxLayout *lay;
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};
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kpThumbnail::kpThumbnail (kpMainWindow *parent)
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: kpSubWindow (parent),
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d (new kpThumbnailPrivate ())
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{
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Q_ASSERT (parent);
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d->mainWindow = parent;
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d->view = nullptr;
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d->lay = new QHBoxLayout (this);
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setMinimumSize (64, 64);
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updateCaption ();
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}
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kpThumbnail::~kpThumbnail ()
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{
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delete d;
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}
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// public
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kpThumbnailView *kpThumbnail::view () const
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{
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return d->view;
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}
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// public
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void kpThumbnail::setView (kpThumbnailView *view)
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{
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#if DEBUG_KP_THUMBNAIL
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qCDebug(kpLogMisc) << "kpThumbnail::setView(" << view << ")";
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#endif
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if (d->view == view) {
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return;
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}
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if (d->view)
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{
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disconnect (d->view, &kpThumbnailView::destroyed,
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this, &kpThumbnail::slotViewDestroyed);
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disconnect (d->view, &kpThumbnailView::zoomLevelChanged,
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this, &kpThumbnail::updateCaption);
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d->lay->removeWidget (d->view);
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}
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d->view = view;
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if (d->view)
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{
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connect (d->view, &kpThumbnailView::destroyed,
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this, &kpThumbnail::slotViewDestroyed);
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connect (d->view, &kpThumbnailView::zoomLevelChanged,
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this, &kpThumbnail::updateCaption);
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Q_ASSERT (d->view->parent () == this);
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d->lay->addWidget (d->view, Qt::AlignCenter);
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d->view->show ();
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}
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updateCaption ();
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}
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// public slot
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void kpThumbnail::updateCaption ()
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{
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setWindowTitle (view () ? view ()->caption () : i18nc ("@title:window", "Thumbnail"));
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}
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// protected slot
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void kpThumbnail::slotViewDestroyed ()
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{
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#if DEBUG_KP_THUMBNAIL
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qCDebug(kpLogMisc) << "kpThumbnail::slotViewDestroyed()";
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#endif
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d->view = nullptr;
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updateCaption ();
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}
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// protected virtual [base QWidget]
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void kpThumbnail::resizeEvent (QResizeEvent *e)
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{
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#if DEBUG_KP_THUMBNAIL
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qCDebug(kpLogMisc) << "kpThumbnail::resizeEvent(" << width ()
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<< "," << height () << ")";
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#endif
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QWidget::resizeEvent (e);
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// updateVariableZoom (); TODO: is below a good idea since this commented out?
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if (d->mainWindow)
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{
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d->mainWindow->notifyThumbnailGeometryChanged ();
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if (d->mainWindow->tool ()) {
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d->mainWindow->tool ()->somethingBelowTheCursorChanged ();
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}
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}
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}
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// protected virtual [base QWidget]
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void kpThumbnail::moveEvent (QMoveEvent * /*e*/)
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{
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if (d->mainWindow) {
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d->mainWindow->notifyThumbnailGeometryChanged ();
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}
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}
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// protected virtual [base QWidget]
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void kpThumbnail::closeEvent (QCloseEvent *e)
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{
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QWidget::closeEvent (e);
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emit windowClosed ();
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}
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