X-Git-Url: https://cloud.milkyroute.net/gitweb/dolphin.git/blobdiff_plain/51cd727066efaf548a68585ec0bb66fa1a766c4d..6e6fcf8da80b5b6821837054ae51eaa19edc24b8:/src/kitemviews/kitemlistheader.cpp

diff --git a/src/kitemviews/kitemlistheader.cpp b/src/kitemviews/kitemlistheader.cpp
index e5cb43a57..bb3153794 100644
--- a/src/kitemviews/kitemlistheader.cpp
+++ b/src/kitemviews/kitemlistheader.cpp
@@ -1,141 +1,92 @@
-/***************************************************************************
- *   Copyright (C) 2011 by Peter Penz <peter.penz19@gmail.com>             *
- *                                                                         *
- *   This program is free software; you can redistribute it and/or modify  *
- *   it under the terms of the GNU General Public License as published by  *
- *   the Free Software Foundation; either version 2 of the License, or     *
- *   (at your option) any later version.                                   *
- *                                                                         *
- *   This program is distributed in the hope that it will be useful,       *
- *   but WITHOUT ANY WARRANTY; without even the implied warranty of        *
- *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
- *   GNU General Public License for more details.                          *
- *                                                                         *
- *   You should have received a copy of the GNU General Public License     *
- *   along with this program; if not, write to the                         *
- *   Free Software Foundation, Inc.,                                       *
- *   51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA            *
- ***************************************************************************/
+/*
+ * SPDX-FileCopyrightText: 2012 Peter Penz <peter.penz19@gmail.com>
+ *
+ * SPDX-License-Identifier: GPL-2.0-or-later
+ */
 
-#include "kitemlistheader_p.h"
-
-#include "kitemmodelbase.h"
-
-#include <QFontMetricsF>
-#include <QPainter>
-#include <QStyleOptionHeader>
-
-KItemListHeader::KItemListHeader(QGraphicsWidget* parent) :
-    QGraphicsWidget(parent),
-    m_model(0),
-    m_visibleRoles(),
-    m_visibleRolesWidths()
-{
-    QStyleOptionHeader opt;
-    const QSize headerSize = style()->sizeFromContents(QStyle::CT_HeaderSection, &opt, QSize());
-    resize(0, headerSize.height());
-}
+#include "kitemlistheader.h"
+#include "kitemlistview.h"
+#include "private/kitemlistheaderwidget.h"
 
 KItemListHeader::~KItemListHeader()
 {
 }
 
-void KItemListHeader::setModel(KItemModelBase* model)
+void KItemListHeader::setAutomaticColumnResizing(bool automatic)
 {
-    if (m_model == model) {
-        return;
-    }
-
-    if (m_model) {
-        disconnect(m_model, SIGNAL(sortRoleChanged(QByteArray,QByteArray)),
-                   this, SLOT(slotSortRoleChanged(QByteArray,QByteArray)));
-        disconnect(m_model, SIGNAL(sortOrderChanged(Qt::SortOrder,Qt::SortOrder)),
-                   this, SLOT(slotSortOrderChanged(Qt::SortOrder,Qt::SortOrder)));
-    }
-
-    m_model = model;
-
-    if (m_model) {
-        connect(m_model, SIGNAL(sortRoleChanged(QByteArray,QByteArray)),
-                this, SLOT(slotSortRoleChanged(QByteArray,QByteArray)));
-        connect(m_model, SIGNAL(sortOrderChanged(Qt::SortOrder,Qt::SortOrder)),
-                this, SLOT(slotSortOrderChanged(Qt::SortOrder,Qt::SortOrder)));
+    if (m_headerWidget->automaticColumnResizing() != automatic) {
+        m_headerWidget->setAutomaticColumnResizing(automatic);
+        if (automatic) {
+            m_view->applyAutomaticColumnWidths();
+            m_view->doLayout(KItemListView::NoAnimation);
+        }
     }
 }
 
-KItemModelBase* KItemListHeader::model() const
+bool KItemListHeader::automaticColumnResizing() const
 {
-    return m_model;
+    return m_headerWidget->automaticColumnResizing();
 }
 
-void KItemListHeader::setVisibleRoles(const QList<QByteArray>& roles)
+void KItemListHeader::setColumnWidth(const QByteArray &role, qreal width)
 {
-    m_visibleRoles = roles;
-    update();
+    if (!m_headerWidget->automaticColumnResizing()) {
+        m_headerWidget->setColumnWidth(role, width);
+        m_view->applyColumnWidthsFromHeader();
+        m_view->doLayout(KItemListView::NoAnimation);
+    }
 }
 
-QList<QByteArray> KItemListHeader::visibleRoles() const
+qreal KItemListHeader::columnWidth(const QByteArray &role) const
 {
-    return m_visibleRoles;
+    return m_headerWidget->columnWidth(role);
 }
 
-void KItemListHeader::setVisibleRolesWidths(const QHash<QByteArray, qreal> rolesWidths)
+void KItemListHeader::setColumnWidths(const QHash<QByteArray, qreal> &columnWidths)
 {
-    m_visibleRolesWidths = rolesWidths;
-    update();
+    if (!m_headerWidget->automaticColumnResizing()) {
+        const auto visibleRoles = m_view->visibleRoles();
+        for (const QByteArray &role : visibleRoles) {
+            const qreal width = columnWidths.value(role);
+            m_headerWidget->setColumnWidth(role, width);
+        }
+
+        m_view->applyColumnWidthsFromHeader();
+        m_view->doLayout(KItemListView::NoAnimation);
+    }
 }
 
-QHash<QByteArray, qreal> KItemListHeader::visibleRolesWidths() const
+qreal KItemListHeader::preferredColumnWidth(const QByteArray &role) const
 {
-    return m_visibleRolesWidths;
+    return m_headerWidget->preferredColumnWidth(role);
 }
 
-void KItemListHeader::paint(QPainter* painter, const QStyleOptionGraphicsItem* option, QWidget* widget)
+void KItemListHeader::setSidePadding(qreal width)
 {
-    Q_UNUSED(option);
-    Q_UNUSED(widget);
-
-    // Draw background
-    QStyleOption opt;
-    opt.init(widget);
-    opt.rect = rect().toRect();
-    opt.state |= QStyle::State_Horizontal;
-    style()->drawControl(QStyle::CE_HeaderEmptyArea, &opt, painter);
-
-    if (!m_model) {
-        return;
-    }
-
-    // Draw roles
-    // TODO: This is a rough draft only
-    QFontMetricsF fontMetrics(font());
-    QTextOption textOption(Qt::AlignLeft | Qt::AlignVCenter);
-
-    painter->setFont(font());
-    painter->setPen(palette().text().color());
-
-    const qreal margin = style()->pixelMetric(QStyle::PM_HeaderMargin);
-    qreal x = margin;
-    foreach (const QByteArray& role, m_visibleRoles) {
-        const QString roleDescription = m_model->roleDescription(role);
-        const qreal textWidth = fontMetrics.width(roleDescription);
-        QRectF rect(x, 0, textWidth, size().height());
-        painter->drawText(rect, roleDescription, textOption);
-
-        x += m_visibleRolesWidths.value(role) + margin;
+    if (m_headerWidget->sidePadding() != width) {
+        m_headerWidget->setSidePadding(width);
+        if (m_headerWidget->automaticColumnResizing()) {
+            m_view->applyAutomaticColumnWidths();
+        }
+        m_view->doLayout(KItemListView::NoAnimation);
     }
 }
 
-void KItemListHeader::slotSortRoleChanged(const QByteArray& current, const QByteArray& previous)
+qreal KItemListHeader::sidePadding() const
 {
-    Q_UNUSED(current);
-    Q_UNUSED(previous);
+    return m_headerWidget->sidePadding();
 }
 
-void KItemListHeader::slotSortOrderChanged(Qt::SortOrder current, Qt::SortOrder previous)
+KItemListHeader::KItemListHeader(KItemListView *listView)
+    : QObject(listView)
+    , m_view(listView)
 {
-    Q_UNUSED(current);
-    Q_UNUSED(previous);
+    m_headerWidget = m_view->m_headerWidget;
+    Q_ASSERT(m_headerWidget);
+
+    connect(m_headerWidget, &KItemListHeaderWidget::columnWidthChanged, this, &KItemListHeader::columnWidthChanged);
+    connect(m_headerWidget, &KItemListHeaderWidget::columnWidthChangeFinished, this, &KItemListHeader::columnWidthChangeFinished);
+    connect(m_headerWidget, &KItemListHeaderWidget::sidePaddingChanged, this, &KItemListHeader::sidePaddingChanged);
 }
 
-#include "kitemlistheader_p.moc"
+#include "moc_kitemlistheader.cpp"