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/*
SPDX-FileCopyrightText: 2003 Shie Erlich <erlich@users.sourceforge.net>
SPDX-FileCopyrightText: 2003 Rafi Yanai <yanai@users.sourceforge.net>
SPDX-FileCopyrightText: 2004-2022 Krusader Krew <https://krusader.org>
SPDX-License-Identifier: GPL-2.0-or-later
*/
#include "sidebar.h"
#include "../Dialogs/krsqueezedtextlabel.h"
#include "../FileSystem/fileitem.h"
#include "../FileSystem/filesystem.h"
#include "../KViewer/diskusageviewer.h"
#include "../KViewer/panelviewer.h"
#include "../compat.h"
#include "../defaults.h"
#include "../icon.h"
#include "PanelView/krview.h"
#include "PanelView/krviewitem.h"
#include "krfiletreeview.h"
#include "krpanel.h"
#include "panelfunc.h"
#include "viewactions.h"
// QtCore
#include <QMimeDatabase>
#include <QMimeType>
// QtWidgets
#include <QAbstractItemView>
#include <QGridLayout>
#include <KLocalizedString>
#include <KSharedConfig>
Sidebar::Sidebar(QWidget *parent)
: QWidget(parent)
, stack(nullptr)
, imageFilePreview(nullptr)
, pjob(nullptr)
{
auto *layout = new QGridLayout(this);
layout->setContentsMargins(0, 0, 0, 0);
// create the label+buttons setup
dataLine = new KrSqueezedTextLabel(this);
KConfigGroup lg(krConfig, "Look&Feel");
dataLine->setFont(lg.readEntry("Filelist Font", _FilelistFont));
// --- hack: setup colors to be the same as an inactive panel
dataLine->setBackgroundRole(QPalette::Window);
int sheight = QFontMetrics(dataLine->font()).height() + 4;
dataLine->setMaximumHeight(sheight);
btns = new QButtonGroup(this);
btns->setExclusive(true);
connect(btns, QOverload<int>::of(&QButtonGroup::QBUTTONGROUP_BUTTONCLICKED), this, &Sidebar::tabSelected);
treeBtn = new QToolButton(this);
treeBtn->setToolTip(i18n("Tree Panel: a tree view of the local file system"));
treeBtn->setIcon(Icon("view-list-tree"));
treeBtn->setFixedSize(20, 20);
treeBtn->setCheckable(true);
btns->addButton(treeBtn, Tree);
previewBtn = new QToolButton(this);
previewBtn->setToolTip(i18n("Preview Panel: display a preview of the current file"));
previewBtn->setIcon(Icon("view-preview"));
previewBtn->setFixedSize(20, 20);
previewBtn->setCheckable(true);
btns->addButton(previewBtn, Preview);
viewerBtn = new QToolButton(this);
viewerBtn->setToolTip(i18n("View Panel: view the current file"));
viewerBtn->setIcon(Icon("zoom-original"));
viewerBtn->setFixedSize(20, 20);
viewerBtn->setCheckable(true);
btns->addButton(viewerBtn, View);
duBtn = new QToolButton(this);
duBtn->setToolTip(i18n("Disk Usage Panel: view the usage of a folder"));
duBtn->setIcon(Icon("kr_diskusage"));
duBtn->setFixedSize(20, 20);
duBtn->setCheckable(true);
btns->addButton(duBtn, DskUsage);
layout->addWidget(dataLine, 0, 0);
layout->addWidget(treeBtn, 0, 1);
layout->addWidget(previewBtn, 0, 2);
layout->addWidget(viewerBtn, 0, 3);
layout->addWidget(duBtn, 0, 4);
// create a widget stack on which to put the parts
stack = new QStackedWidget(this);
// create the tree part ----------
tree = new KrFileTreeView(stack);
tree->setProperty("KrusaderWidgetId", QVariant(Tree));
stack->addWidget(tree);
// NOTE: the F2 key press event is caught before it gets to the tree
tree->setEditTriggers(QAbstractItemView::EditKeyPressed);
// connecting signal to signal
connect(tree, &KrFileTreeView::urlActivated, this, &Sidebar::urlActivated);
// create the quickview part ------
imageFilePreview = new KImageFilePreview(stack);
imageFilePreview->setProperty("KrusaderWidgetId", QVariant(Preview));
stack->addWidget(imageFilePreview);
// create the panelview
fileViewer = new PanelViewer(stack);
fileViewer->setProperty("KrusaderWidgetId", QVariant(View));
// kparts demand too much width
QSizePolicy sizePolicy = fileViewer->sizePolicy();
sizePolicy.setHorizontalPolicy(QSizePolicy::Ignored);
fileViewer->setSizePolicy(sizePolicy);
stack->addWidget(fileViewer);
connect(fileViewer, &PanelViewer::openUrlRequest, this, &Sidebar::handleOpenUrlRequest);
// create the disk usage view
diskusage = new DiskUsageViewer(stack);
diskusage->setStatusLabel(dataLine, i18n("Disk Usage:"));
diskusage->setProperty("KrusaderWidgetId", QVariant(DskUsage));
stack->addWidget(diskusage);
connect(diskusage, &DiskUsageViewer::openUrlRequest, this, &Sidebar::handleOpenUrlRequest);
// -------- finish the layout (General one)
layout->addWidget(stack, 1, 0, 1, 5);
hide(); // for not to open the 3rd hand tool at start (selecting the last used tab)
setCurrentPage(0);
}
Sidebar::~Sidebar() = default;
void Sidebar::saveSettings(const KConfigGroup &cfg) const
{
tree->saveSettings(cfg);
}
void Sidebar::restoreSettings(const KConfigGroup &cfg)
{
tree->restoreSettings(cfg);
}
void Sidebar::setCurrentPage(int id)
{
QAbstractButton *curr = btns->button(id);
if (curr) {
curr->click();
}
}
void Sidebar::show()
{
QWidget::show();
tabSelected(currentPage());
}
void Sidebar::hide()
{
QWidget::hide();
if (currentPage() == View)
fileViewer->closeUrl();
if (currentPage() == DskUsage)
diskusage->closeUrl();
}
void Sidebar::focusInEvent(QFocusEvent *)
{
switch (currentPage()) {
case Preview:
if (!isHidden())
imageFilePreview->setFocus();
break;
case View:
if (!isHidden() && fileViewer->part() && fileViewer->part()->widget())
fileViewer->part()->widget()->setFocus();
break;
case DskUsage:
if (!isHidden() && diskusage->getWidget() && diskusage->getWidget()->currentWidget())
diskusage->getWidget()->currentWidget()->setFocus();
break;
case Tree:
if (!isHidden())
tree->setFocus();
break;
}
}
void Sidebar::handleOpenUrlRequest(const QUrl &url)
{
QMimeDatabase db;
QMimeType mime = db.mimeTypeForUrl(url);
if (mime.isValid() && mime.name() == "inode/directory")
ACTIVE_PANEL->func->openUrl(url);
}
void Sidebar::tabSelected(int id)
{
QUrl url;
const FileItem *fileitem = nullptr;
if (ACTIVE_PANEL && ACTIVE_PANEL->view)
fileitem = ACTIVE_PANEL->func->files()->getFileItem(ACTIVE_PANEL->view->getCurrentItem());
if (fileitem)
url = fileitem->getUrl();
// if tab is tree, set something logical in the data line
switch (id) {
case Tree:
stack->setCurrentWidget(tree);
dataLine->setText(i18n("Tree:"));
if (!isHidden())
tree->setFocus();
if (ACTIVE_PANEL)
tree->setCurrentUrl(ACTIVE_PANEL->virtualPath());
break;
case Preview:
stack->setCurrentWidget(imageFilePreview);
dataLine->setText(i18n("Preview:"));
update(fileitem);
break;
case View:
stack->setCurrentWidget(fileViewer);
dataLine->setText(i18n("View:"));
update(fileitem);
if (!isHidden() && fileViewer->part() && fileViewer->part()->widget())
fileViewer->part()->widget()->setFocus();
break;
case DskUsage:
stack->setCurrentWidget(diskusage);
dataLine->setText(i18n("Disk Usage:"));
update(fileitem);
if (!isHidden() && diskusage->getWidget() && diskusage->getWidget()->currentWidget())
diskusage->getWidget()->currentWidget()->setFocus();
break;
}
if (id != View)
fileViewer->closeUrl();
}
// decide which part to update, if at all
void Sidebar::update(const FileItem *fileitem)
{
if (isHidden())
return;
QUrl url;
if (fileitem)
url = fileitem->getUrl();
switch (currentPage()) {
case Preview:
imageFilePreview->showPreview(url);
dataLine->setText(i18n("Preview: %1", url.fileName()));
break;
case View:
if (fileitem && !fileitem->isDir() && fileitem->isReadable())
fileViewer->openUrl(fileitem->getUrl());
else
fileViewer->closeUrl();
dataLine->setText(i18n("View: %1", url.fileName()));
break;
case DskUsage: {
if (fileitem && !fileitem->isDir())
url = KIO::upUrl(url);
dataLine->setText(i18n("Disk Usage: %1", url.fileName()));
diskusage->openUrl(url);
} break;
case Tree: // nothing to do
break;
}
}
void Sidebar::onPanelPathChange(const QUrl &url)
{
switch (currentPage()) {
case Tree:
if (url.isLocalFile()) {
tree->setCurrentUrl(url); // synchronize panel path with tree path
}
break;
}
}
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