From f459b30a4ab8ac4bc5d6646795d2e391f70851d3 Mon Sep 17 00:00:00 2001
From: Arno <arno@disconnect.de>
Date: Thu, 4 Jan 2018 09:04:48 +0100
Subject: Rename dirselectionwidget > itemselectionwidget

It's much more general purpose than I thought. I'm gonna reuse the code
for MIME-type filters later on.
---
 itemselectionwidget.cpp | 80 +++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 80 insertions(+)
 create mode 100644 itemselectionwidget.cpp

(limited to 'itemselectionwidget.cpp')

diff --git a/itemselectionwidget.cpp b/itemselectionwidget.cpp
new file mode 100644
index 0000000..08377c0
--- /dev/null
+++ b/itemselectionwidget.cpp
@@ -0,0 +1,80 @@
+#include <QHBoxLayout>
+#include <QVBoxLayout>
+#include <QLineEdit>
+#include <QPushButton>
+#include <QLabel>
+#include <QStandardItemModel>
+#include <QListView>
+#include <QFileDialog>
+#include <QDir>
+
+#include "itemselectionwidget.h"
+
+ItemSelectionWidget::ItemSelectionWidget(QWidget *parent) : QWidget(parent) {
+    QHBoxLayout *newDirL = new QHBoxLayout;
+    newDirL->addWidget(new QLabel(tr("Directory")));
+    mDir = new QLineEdit;
+    newDirL->addWidget(mDir);
+    QPushButton *browseBtn = new QPushButton(tr("Browse..."));
+    connect(browseBtn, &QPushButton::clicked, this, &ItemSelectionWidget::browseDir);
+    newDirL->addWidget(browseBtn);
+    QPushButton *addBtn = new QPushButton(tr("Add"));
+    connect(addBtn, &QPushButton::clicked, this, &ItemSelectionWidget::addDir);
+    QPushButton *removeBtn = new QPushButton(tr("Remove"));
+    connect(removeBtn, &QPushButton::clicked, this, &ItemSelectionWidget::removeDir);
+    QHBoxLayout *addRemL = new QHBoxLayout;
+    addRemL->addStretch();
+    addRemL->addWidget(addBtn);
+    addRemL->addWidget(removeBtn);
+    mModel = new QStandardItemModel;
+    mView = new QListView;
+    mView->setModel(mModel);
+    connect(mView->selectionModel(), &QItemSelectionModel::currentChanged, [=](const QModelIndex &cur) { mDir->setText(cur.data().toString()); });
+    QVBoxLayout *newDirTabL = new QVBoxLayout;
+    newDirTabL->addLayout(newDirL);
+    newDirTabL->addLayout(addRemL);
+    newDirTabL->addWidget(mView);
+    setLayout(newDirTabL);
+}
+
+const QStringList ItemSelectionWidget::directories() const {
+    QStringList retval;
+    for(int i = 0; i < mModel->rowCount(); ++i){
+        QStandardItem *item = mModel->item(i, 0);
+        retval << item->text();
+    }
+    return retval;
+}
+
+void ItemSelectionWidget::setDirectories(const QStringList &dirs){
+    mModel->clear();
+    for(const QString &d : dirs){
+        QStandardItem *newDir = new QStandardItem(QIcon(":/folder.png"), d);
+        mModel->insertRow(mModel->rowCount(), newDir);
+    }
+}
+
+void ItemSelectionWidget::browseDir(){
+    QString dir = QFileDialog::getExistingDirectory(this, tr("Select Directory"), QDir::homePath());
+    mDir->setText(QDir::toNativeSeparators(dir));
+}
+
+void ItemSelectionWidget::addDir(){
+    QString dir = mDir->text();
+    QFileInfo dinfo(dir);
+    if(dinfo.exists() && dinfo.isDir()){
+        auto search = mModel->findItems(dir);
+        if(search.isEmpty()){
+            QStandardItem *newDir = new QStandardItem(QIcon(":/folder.png"), dir);
+            mModel->insertRow(mModel->rowCount(), newDir);
+        }
+    }
+}
+
+void ItemSelectionWidget::removeDir(){
+    QString dir = mDir->text();
+    auto search = mModel->findItems(dir);
+    if(!search.isEmpty()){
+        mModel->removeRow(search.first()->row());
+    }
+}
-- 
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