src/kitemviews/kitemlistheader.cpp

   1 /*
   2  * SPDX-FileCopyrightText: 2012 Peter Penz <peter.penz19@gmail.com>
   3  *
   4  * SPDX-License-Identifier: GPL-2.0-or-later
   5  */
   6
   7 #include "kitemlistheader.h"
   8 #include "kitemlistview.h"
   9 #include "private/kitemlistheaderwidget.h"
  10
  11 KItemListHeader::~KItemListHeader()
  12 {
  13 }
  14
  15 void KItemListHeader::setAutomaticColumnResizing(bool automatic)
  16 {
  17     if (m_headerWidget->automaticColumnResizing() != automatic) {
  18         m_headerWidget->setAutomaticColumnResizing(automatic);
  19         if (automatic) {
  20             m_view->applyAutomaticColumnWidths();
  21             m_view->doLayout(KItemListView::NoAnimation);
  22         }
  23     }
  24 }
  25
  26 bool KItemListHeader::automaticColumnResizing() const
  27 {
  28     return m_headerWidget->automaticColumnResizing();
  29 }
  30
  31 void KItemListHeader::setColumnWidth(const QByteArray& role, qreal width)
  32 {
  33     if (!m_headerWidget->automaticColumnResizing()) {
  34         m_headerWidget->setColumnWidth(role, width);
  35         m_view->applyColumnWidthsFromHeader();
  36         m_view->doLayout(KItemListView::NoAnimation);
  37     }
  38 }
  39
  40 qreal KItemListHeader::columnWidth(const QByteArray& role) const
  41 {
  42     return m_headerWidget->columnWidth(role);
  43 }
  44
  45 void KItemListHeader::setColumnWidths(const QHash<QByteArray, qreal>& columnWidths)
  46 {
  47     if (!m_headerWidget->automaticColumnResizing()) {
  48         const auto visibleRoles = m_view->visibleRoles();
  49         for (const QByteArray& role : visibleRoles) {
  50             const qreal width = columnWidths.value(role);
  51             m_headerWidget->setColumnWidth(role, width);
  52         }
  53
  54         m_view->applyColumnWidthsFromHeader();
  55         m_view->doLayout(KItemListView::NoAnimation);
  56     }
  57 }
  58
  59 qreal KItemListHeader::preferredColumnWidth(const QByteArray& role) const
  60 {
  61     return m_headerWidget->preferredColumnWidth(role);
  62 }
  63
  64 void KItemListHeader::setLeadingPadding(qreal width){
  65     if (m_headerWidget->leadingPadding() != width) {
  66         m_headerWidget->setLeadingPadding(width);
  67         if (m_headerWidget->automaticColumnResizing()) {
  68             m_view->applyAutomaticColumnWidths();
  69         }
  70         m_view->doLayout(KItemListView::NoAnimation);
  71     }
  72 }
  73
  74 qreal KItemListHeader::leadingPadding() const{
  75     return m_headerWidget->leadingPadding();
  76 }
  77
  78 KItemListHeader::KItemListHeader(KItemListView* listView) :
  79     QObject(listView),
  80     m_view(listView)
  81 {
  82     m_headerWidget = m_view->m_headerWidget;
  83     Q_ASSERT(m_headerWidget);
  84
  85     connect(m_headerWidget, &KItemListHeaderWidget::columnWidthChanged,
  86             this, &KItemListHeader::columnWidthChanged);
  87     connect(m_headerWidget, &KItemListHeaderWidget::columnWidthChangeFinished,
  88             this, &KItemListHeader::columnWidthChangeFinished);
  89     connect(m_headerWidget, &KItemListHeaderWidget::leadingPaddingChanged,
  90             this, &KItemListHeader::leadingPaddingChanged);
  91 }
  92