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#include <QDebug>
#include "TreeView.h"
#include <QInputDialog>
#include <QMessageBox>
#include <QKeyEvent>
#include <QHeaderView>
#include <QMenu>
#include <QFileSystemModel>
#include <PluginSettings.h>
TreeView::TreeView(JuffPlugin* plugin, QWidget* parent)
: QTreeView(parent)
, plugin_(plugin)
, headerMenu_(NULL)
{
header()->installEventFilter(this);
}
void TreeView::initMenu() {
headerMenu_ = new QMenu(this);
int hCount = header()->count();
for ( int i = 1; i < hCount; ++i ) {
QString title = model()->headerData(i, Qt::Horizontal).toString();
QAction* a = headerMenu_->addAction(title, this, SLOT(showHideColumn()));
a->setData(i);
a->setCheckable(true);
bool visible = PluginSettings::getBool(plugin_, QString("column%1").arg(i));
if ( visible )
a->setChecked(true);
else
setColumnHidden(i, true);
}
}
void TreeView::keyPressEvent(QKeyEvent* e) {
if ( e->modifiers() == Qt::NoModifier ) {
int key = e->key();
switch ( key ) {
case Qt::Key_Backspace :
emit goUp();
break;
case Qt::Key_Return :
case Qt::Key_Enter :
emit doubleClicked(currentIndex());
setFocus();
break;
case Qt::Key_F2 :
renameCurrent();
break;
default: ;
}
}
else if ( e->modifiers() == Qt::AltModifier ) {
if ( e->key() == Qt::Key_Up ) {
emit goUp();
return;
}
}
QTreeView::keyPressEvent(e);
}
void TreeView::renameCurrent() {
QFileSystemModel* dirModel = qobject_cast<QFileSystemModel*>(model());
if ( 0 != dirModel ) {
QFileInfo fi = dirModel->fileInfo(currentIndex());
QString newFileName = QInputDialog::getText(this, tr("Rename"), tr("File name"),
QLineEdit::Normal, fi.fileName());
if (newFileName.isEmpty())
return;
QFile file(fi.absoluteFilePath());
QDir::setCurrent(fi.absolutePath());
if ( !file.rename(newFileName) ) {
QMessageBox::warning(this, tr("Warning"),
tr("Rename failed: file '%1' already exists").arg(newFileName));
}
}
}
bool TreeView::eventFilter(QObject *obj, QEvent *event) {
if ( obj == header() && event->type() == QEvent::ContextMenu ) {
headerMenu_->exec(QCursor::pos());
return true;
}
return false;
}
void TreeView::showHideColumn() {
QAction* a = qobject_cast<QAction*>(sender());
if ( 0 != a ) {
int col = a->data().toInt();
if ( col >= 0 ) {
bool curHidden = isColumnHidden(col);
setColumnHidden(col, !curHidden);
PluginSettings::set(plugin_, QString("column%1").arg(col), curHidden);
}
}
}
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