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Viewing changes to lib/thumbnailview/itemeditor.cpp

  • Committer: Package Import Robot
  • Author(s): Jonathan Riddell
  • Date: 2011-12-15 14:17:54 UTC
  • mto: This revision was merged to the branch mainline in revision 12.
  • Revision ID: package-import@ubuntu.com-20111215141754-z043hyx69dulbggf
Tags: upstream-4.7.90
Import upstream version 4.7.90

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lib/thumbnailview/itemeditor.cpp
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// vim: set tabstop=4 shiftwidth=4 noexpandtab:
 
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// vim: set tabstop=4 shiftwidth=4 expandtab:
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/*
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Gwenview: an image viewer
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Copyright 2009 Aurélien Gâteau <agateau@kde.org>
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// Local
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namespace Gwenview {
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namespace Gwenview
 
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{
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struct ItemEditorPrivate {
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        QPoint mCenter;
 
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    QPoint mCenter;
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};
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ItemEditor::ItemEditor(QWidget* parent)
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: KLineEdit(parent)
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, d(new ItemEditorPrivate) {
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        connect(this, SIGNAL(textChanged(QString)), SLOT(resizeToContents()));
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        setTrapReturnKey(true);
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}
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ItemEditor::~ItemEditor() {
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        delete d;
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}
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void ItemEditor::showEvent(QShowEvent* event) {
 
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, d(new ItemEditorPrivate)
 
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{
 
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    connect(this, SIGNAL(textChanged(QString)), SLOT(resizeToContents()));
 
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    setTrapReturnKey(true);
 
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}
 
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ItemEditor::~ItemEditor()
 
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{
 
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    delete d;
 
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}
 
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void ItemEditor::showEvent(QShowEvent* event)
 
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{
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    // We can't do this in PreviewItemDelegate::updateEditorGeometry() because QAbstractItemView outsmarts us by calling selectAll() on the editor if it is a QLineEdit
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        const QString extension = KMimeType::extractKnownExtension(text());
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        if (!extension.isEmpty()) {
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                // The filename contains an extension. Assure that only the filename
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                // gets selected.
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                const int selectionLength = text().length() - extension.length() - 1;
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                setSelection(0, selectionLength);
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    }
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        KLineEdit::showEvent(event);
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}
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void ItemEditor::resizeToContents() {
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        if (d->mCenter.isNull()) {
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                d->mCenter = geometry().center();
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        }
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        int textWidth = fontMetrics().width("  " + text() + "  ");
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        QRect rect = geometry();
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        rect.setWidth(textWidth);
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        rect.moveCenter(d->mCenter);
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        if (rect.right() > parentWidget()->width()) {
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                rect.setRight(parentWidget()->width());
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        }
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        if (rect.left() < 0) {
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                rect.setLeft(0);
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        }
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        setGeometry(rect);
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}
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    const QString extension = KMimeType::extractKnownExtension(text());
 
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    if (!extension.isEmpty()) {
 
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        // The filename contains an extension. Assure that only the filename
 
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        // gets selected.
 
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        const int selectionLength = text().length() - extension.length() - 1;
 
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        setSelection(0, selectionLength);
 
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    }
 
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    KLineEdit::showEvent(event);
 
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}
 
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void ItemEditor::resizeToContents()
 
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{
 
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    if (d->mCenter.isNull()) {
 
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        d->mCenter = geometry().center();
 
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    }
 
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    int textWidth = fontMetrics().width("  " + text() + "  ");
 
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    QRect rect = geometry();
 
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    rect.setWidth(textWidth);
 
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    rect.moveCenter(d->mCenter);
 
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    if (rect.right() > parentWidget()->width()) {
 
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        rect.setRight(parentWidget()->width());
 
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    }
 
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    if (rect.left() < 0) {
 
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        rect.setLeft(0);
 
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    }
 
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    setGeometry(rect);
 
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}
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} // namespace