Add back legacy mod edit, add checksums for all legacy jars

7 files changed, 879 insertions, 38 deletions

diff --git a/gui/dialogs/InstanceEditDialog.cpp b/gui/dialogs/InstanceEditDialog.cpp
index 010410fd..5bd923e3 100644
--- a/gui/dialogs/InstanceEditDialog.cpp
+++ b/gui/dialogs/InstanceEditDialog.cpp
@@ -29,6 +29,7 @@
 #include "gui/Platform.h"
 #include "gui/dialogs/CustomMessageBox.h"
 #include "gui/dialogs/VersionSelectDialog.h"
+#include "gui/dialogs/ModEditDialogCommon.h"
 
 #include "gui/dialogs/ProgressDialog.h"
 #include "InstanceSettings.h"
@@ -52,43 +53,6 @@
 #include <QString>
 #include <QUrl>
 
-bool lastfirst(QModelIndexList &list, int &first, int &last)
-{
-	if (!list.size())
-		return false;
-	first = last = list[0].row();
-	for (auto item : list)
-	{
-		int row = item.row();
-		if (row < first)
-			first = row;
-		if (row > last)
-			last = row;
-	}
-	return true;
-}
-
-void showWebsiteForMod(QWidget *parentDlg, Mod &m)
-{
-	QString url = m.homeurl();
-	if (url.size())
-	{
-		// catch the cases where the protocol is missing
-		if (!url.startsWith("http"))
-		{
-			url = "http://" + url;
-		}
-		QDesktopServices::openUrl(url);
-	}
-	else
-	{
-		CustomMessageBox::selectable(
-			parentDlg, QObject::tr("How sad!"),
-			QObject::tr("The mod author didn't provide a website link for this mod."),
-			QMessageBox::Warning);
-	}
-}
-
 InstanceEditDialog::InstanceEditDialog(OneSixInstance *inst, QWidget *parent)
 	: QDialog(parent), ui(new Ui::InstanceEditDialog), m_inst(inst)
 {
diff --git a/gui/dialogs/InstanceEditDialog.ui b/gui/dialogs/InstanceEditDialog.ui
index 85e93686..a079d3c6 100644
--- a/gui/dialogs/InstanceEditDialog.ui
+++ b/gui/dialogs/InstanceEditDialog.ui
@@ -53,8 +53,11 @@
            <property name="horizontalScrollBarPolicy">
             <enum>Qt::ScrollBarAlwaysOff</enum>
            </property>
-           <attribute name="headerVisible">
+           <property name="headerHidden">
             <bool>false</bool>
+           </property>
+           <attribute name="headerVisible">
+            <bool>true</bool>
            </attribute>
           </widget>
          </item>
diff --git a/gui/dialogs/LegacyModEditDialog.cpp b/gui/dialogs/LegacyModEditDialog.cpp
new file mode 100644
index 00000000..20e1a98c
--- /dev/null
+++ b/gui/dialogs/LegacyModEditDialog.cpp
@@ -0,0 +1,393 @@
+/* Copyright 2013 MultiMC Contributors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "MultiMC.h"
+#include "LegacyModEditDialog.h"
+#include "ModEditDialogCommon.h"
+#include "VersionSelectDialog.h"
+#include "ProgressDialog.h"
+#include "ui_LegacyModEditDialog.h"
+#include "logic/ModList.h"
+#include "logic/forge/ForgeVersionList.h"
+#include "gui/Platform.h"
+
+#include <pathutils.h>
+#include <QFileDialog>
+//#include <QMessageBox>
+#include <QDebug>
+#include <QEvent>
+#include <QKeyEvent>
+
+LegacyModEditDialog::LegacyModEditDialog(LegacyInstance *inst, QWidget *parent)
+	: QDialog(parent), ui(new Ui::LegacyModEditDialog), m_inst(inst)
+{
+	MultiMCPlatform::fixWM_CLASS(this);
+	ui->setupUi(this);
+
+	// Jar mods
+	{
+		ensureFolderPathExists(m_inst->jarModsDir());
+		m_jarmods = m_inst->jarModList();
+		ui->jarModsTreeView->setModel(m_jarmods.get());
+#ifndef Q_OS_LINUX
+		// FIXME: internal DnD causes segfaults later
+		ui->jarModsTreeView->setDragDropMode(QAbstractItemView::DragDrop);
+		// FIXME: DnD is glitched with contiguous (we move only first item in selection)
+		ui->jarModsTreeView->setSelectionMode(QAbstractItemView::SingleSelection);
+#endif
+		ui->jarModsTreeView->installEventFilter(this);
+		m_jarmods->startWatching();
+		auto smodel = ui->jarModsTreeView->selectionModel();
+		connect(smodel, SIGNAL(currentChanged(QModelIndex, QModelIndex)),
+				SLOT(jarCurrent(QModelIndex, QModelIndex)));
+	}
+	// Core mods
+	{
+		ensureFolderPathExists(m_inst->coreModsDir());
+		m_coremods = m_inst->coreModList();
+		ui->coreModsTreeView->setModel(m_coremods.get());
+		ui->coreModsTreeView->installEventFilter(this);
+		m_coremods->startWatching();
+		auto smodel = ui->coreModsTreeView->selectionModel();
+		connect(smodel, SIGNAL(currentChanged(QModelIndex, QModelIndex)),
+				SLOT(coreCurrent(QModelIndex, QModelIndex)));
+	}
+	// Loader mods
+	{
+		ensureFolderPathExists(m_inst->loaderModsDir());
+		m_mods = m_inst->loaderModList();
+		ui->loaderModTreeView->setModel(m_mods.get());
+		ui->loaderModTreeView->installEventFilter(this);
+		m_mods->startWatching();
+		auto smodel = ui->loaderModTreeView->selectionModel();
+		connect(smodel, SIGNAL(currentChanged(QModelIndex, QModelIndex)),
+				SLOT(loaderCurrent(QModelIndex, QModelIndex)));
+	}
+	// texture packs
+	{
+		ensureFolderPathExists(m_inst->texturePacksDir());
+		m_texturepacks = m_inst->texturePackList();
+		ui->texPackTreeView->setModel(m_texturepacks.get());
+		ui->texPackTreeView->installEventFilter(this);
+		m_texturepacks->startWatching();
+	}
+}
+
+LegacyModEditDialog::~LegacyModEditDialog()
+{
+	m_mods->stopWatching();
+	m_coremods->stopWatching();
+	m_jarmods->stopWatching();
+	m_texturepacks->stopWatching();
+	delete ui;
+}
+
+bool LegacyModEditDialog::coreListFilter(QKeyEvent *keyEvent)
+{
+	switch (keyEvent->key())
+	{
+	case Qt::Key_Delete:
+		on_rmCoreBtn_clicked();
+		return true;
+	case Qt::Key_Plus:
+		on_addCoreBtn_clicked();
+		return true;
+	default:
+		break;
+	}
+	return QDialog::eventFilter(ui->coreModsTreeView, keyEvent);
+}
+
+bool LegacyModEditDialog::jarListFilter(QKeyEvent *keyEvent)
+{
+	switch (keyEvent->key())
+	{
+	case Qt::Key_Up:
+	{
+		if (keyEvent->modifiers() & Qt::ControlModifier)
+		{
+			on_moveJarUpBtn_clicked();
+			return true;
+		}
+		break;
+	}
+	case Qt::Key_Down:
+	{
+		if (keyEvent->modifiers() & Qt::ControlModifier)
+		{
+			on_moveJarDownBtn_clicked();
+			return true;
+		}
+		break;
+	}
+	case Qt::Key_Delete:
+		on_rmJarBtn_clicked();
+		return true;
+	case Qt::Key_Plus:
+		on_addJarBtn_clicked();
+		return true;
+	default:
+		break;
+	}
+	return QDialog::eventFilter(ui->jarModsTreeView, keyEvent);
+}
+
+bool LegacyModEditDialog::loaderListFilter(QKeyEvent *keyEvent)
+{
+	switch (keyEvent->key())
+	{
+	case Qt::Key_Delete:
+		on_rmModBtn_clicked();
+		return true;
+	case Qt::Key_Plus:
+		on_addModBtn_clicked();
+		return true;
+	default:
+		break;
+	}
+	return QDialog::eventFilter(ui->loaderModTreeView, keyEvent);
+}
+
+bool LegacyModEditDialog::texturePackListFilter(QKeyEvent *keyEvent)
+{
+	switch (keyEvent->key())
+	{
+	case Qt::Key_Delete:
+		on_rmTexPackBtn_clicked();
+		return true;
+	case Qt::Key_Plus:
+		on_addTexPackBtn_clicked();
+		return true;
+	default:
+		break;
+	}
+	return QDialog::eventFilter(ui->texPackTreeView, keyEvent);
+}
+
+bool LegacyModEditDialog::eventFilter(QObject *obj, QEvent *ev)
+{
+	if (ev->type() != QEvent::KeyPress)
+	{
+		return QDialog::eventFilter(obj, ev);
+	}
+	QKeyEvent *keyEvent = static_cast<QKeyEvent *>(ev);
+	if (obj == ui->jarModsTreeView)
+		return jarListFilter(keyEvent);
+	if (obj == ui->coreModsTreeView)
+		return coreListFilter(keyEvent);
+	if (obj == ui->loaderModTreeView)
+		return loaderListFilter(keyEvent);
+	if (obj == ui->texPackTreeView)
+		return texturePackListFilter(keyEvent);
+	return QDialog::eventFilter(obj, ev);
+}
+
+void LegacyModEditDialog::on_addCoreBtn_clicked()
+{
+	//: Title of core mod selection dialog
+	QStringList fileNames = QFileDialog::getOpenFileNames(this, tr("Select Core Mods"));
+	for (auto filename : fileNames)
+	{
+		m_coremods->stopWatching();
+		m_coremods->installMod(QFileInfo(filename));
+		m_coremods->startWatching();
+	}
+}
+void LegacyModEditDialog::on_addForgeBtn_clicked()
+{
+	VersionSelectDialog vselect(MMC->forgelist().get(), tr("Select Forge version"), this);
+	vselect.setExactFilter(1, m_inst->intendedVersionId());
+	if (vselect.exec() && vselect.selectedVersion())
+	{
+		ForgeVersionPtr forge =
+			std::dynamic_pointer_cast<ForgeVersion>(vselect.selectedVersion());
+		if (!forge)
+			return;
+		auto entry = MMC->metacache()->resolveEntry("minecraftforge", forge->filename());
+		if (entry->stale)
+		{
+			NetJob *fjob = new NetJob("Forge download");
+			fjob->addNetAction(CacheDownload::make(forge->universal_url, entry));
+			ProgressDialog dlg(this);
+			dlg.exec(fjob);
+			if (dlg.result() == QDialog::Accepted)
+			{
+				m_jarmods->stopWatching();
+				m_jarmods->installMod(QFileInfo(entry->getFullPath()));
+				m_jarmods->startWatching();
+			}
+			else
+			{
+				// failed to download forge :/
+			}
+		}
+		else
+		{
+			m_jarmods->stopWatching();
+			m_jarmods->installMod(QFileInfo(entry->getFullPath()));
+			m_jarmods->startWatching();
+		}
+	}
+}
+void LegacyModEditDialog::on_addJarBtn_clicked()
+{
+	//: Title of jar mod selection dialog
+	QStringList fileNames = QFileDialog::getOpenFileNames(this, tr("Select Jar Mods"));
+	for (auto filename : fileNames)
+	{
+		m_jarmods->stopWatching();
+		m_jarmods->installMod(QFileInfo(filename));
+		m_jarmods->startWatching();
+	}
+}
+void LegacyModEditDialog::on_addModBtn_clicked()
+{
+	//: Title of regular mod selection dialog
+	QStringList fileNames = QFileDialog::getOpenFileNames(this, tr("Select Loader Mods"));
+	for (auto filename : fileNames)
+	{
+		m_mods->stopWatching();
+		m_mods->installMod(QFileInfo(filename));
+		m_mods->startWatching();
+	}
+}
+void LegacyModEditDialog::on_addTexPackBtn_clicked()
+{
+	//: Title of texture pack selection dialog
+	QStringList fileNames = QFileDialog::getOpenFileNames(this, tr("Select Texture Packs"));
+	for (auto filename : fileNames)
+	{
+		m_texturepacks->stopWatching();
+		m_texturepacks->installMod(QFileInfo(filename));
+		m_texturepacks->startWatching();
+	}
+}
+
+void LegacyModEditDialog::on_moveJarDownBtn_clicked()
+{
+	int first, last;
+	auto list = ui->jarModsTreeView->selectionModel()->selectedRows();
+
+	if (!lastfirst(list, first, last))
+		return;
+
+	m_jarmods->moveModsDown(first, last);
+}
+void LegacyModEditDialog::on_moveJarUpBtn_clicked()
+{
+	int first, last;
+	auto list = ui->jarModsTreeView->selectionModel()->selectedRows();
+
+	if (!lastfirst(list, first, last))
+		return;
+	m_jarmods->moveModsUp(first, last);
+}
+void LegacyModEditDialog::on_rmCoreBtn_clicked()
+{
+	int first, last;
+	auto list = ui->coreModsTreeView->selectionModel()->selectedRows();
+
+	if (!lastfirst(list, first, last))
+		return;
+	m_coremods->stopWatching();
+	m_coremods->deleteMods(first, last);
+	m_coremods->startWatching();
+}
+void LegacyModEditDialog::on_rmJarBtn_clicked()
+{
+	int first, last;
+	auto list = ui->jarModsTreeView->selectionModel()->selectedRows();
+
+	if (!lastfirst(list, first, last))
+		return;
+	m_jarmods->stopWatching();
+	m_jarmods->deleteMods(first, last);
+	m_jarmods->startWatching();
+}
+void LegacyModEditDialog::on_rmModBtn_clicked()
+{
+	int first, last;
+	auto list = ui->loaderModTreeView->selectionModel()->selectedRows();
+
+	if (!lastfirst(list, first, last))
+		return;
+	m_mods->stopWatching();
+	m_mods->deleteMods(first, last);
+	m_mods->startWatching();
+}
+void LegacyModEditDialog::on_rmTexPackBtn_clicked()
+{
+	int first, last;
+	auto list = ui->texPackTreeView->selectionModel()->selectedRows();
+
+	if (!lastfirst(list, first, last))
+		return;
+	m_texturepacks->stopWatching();
+	m_texturepacks->deleteMods(first, last);
+	m_texturepacks->startWatching();
+}
+void LegacyModEditDialog::on_viewCoreBtn_clicked()
+{
+	openDirInDefaultProgram(m_inst->coreModsDir(), true);
+}
+void LegacyModEditDialog::on_viewModBtn_clicked()
+{
+	openDirInDefaultProgram(m_inst->loaderModsDir(), true);
+}
+void LegacyModEditDialog::on_viewTexPackBtn_clicked()
+{
+	openDirInDefaultProgram(m_inst->texturePacksDir(), true);
+}
+
+void LegacyModEditDialog::on_buttonBox_rejected()
+{
+	close();
+}
+
+void LegacyModEditDialog::jarCurrent(QModelIndex current, QModelIndex previous)
+{
+	if (!current.isValid())
+	{
+		ui->jarMIFrame->clear();
+		return;
+	}
+	int row = current.row();
+	Mod &m = m_jarmods->operator[](row);
+	ui->jarMIFrame->updateWithMod(m);
+}
+
+void LegacyModEditDialog::coreCurrent(QModelIndex current, QModelIndex previous)
+{
+	if (!current.isValid())
+	{
+		ui->coreMIFrame->clear();
+		return;
+	}
+	int row = current.row();
+	Mod &m = m_coremods->operator[](row);
+	ui->coreMIFrame->updateWithMod(m);
+}
+
+void LegacyModEditDialog::loaderCurrent(QModelIndex current, QModelIndex previous)
+{
+	if (!current.isValid())
+	{
+		ui->loaderMIFrame->clear();
+		return;
+	}
+	int row = current.row();
+	Mod &m = m_mods->operator[](row);
+	ui->loaderMIFrame->updateWithMod(m);
+}
diff --git a/gui/dialogs/LegacyModEditDialog.h b/gui/dialogs/LegacyModEditDialog.h
new file mode 100644
index 00000000..d5582aef
--- /dev/null
+++ b/gui/dialogs/LegacyModEditDialog.h
@@ -0,0 +1,78 @@
+/* Copyright 2013 MultiMC Contributors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#pragma once
+
+#include <QDialog>
+#include "logic/LegacyInstance.h"
+#include <logic/net/NetJob.h>
+
+namespace Ui
+{
+class LegacyModEditDialog;
+}
+
+class LegacyModEditDialog : public QDialog
+{
+	Q_OBJECT
+
+public:
+	explicit LegacyModEditDialog(LegacyInstance *inst, QWidget *parent = 0);
+	~LegacyModEditDialog();
+
+private
+slots:
+
+	void on_addJarBtn_clicked();
+	void on_rmJarBtn_clicked();
+	void on_addForgeBtn_clicked();
+	void on_moveJarUpBtn_clicked();
+	void on_moveJarDownBtn_clicked();
+
+	void on_addCoreBtn_clicked();
+	void on_rmCoreBtn_clicked();
+	void on_viewCoreBtn_clicked();
+
+	void on_addModBtn_clicked();
+	void on_rmModBtn_clicked();
+	void on_viewModBtn_clicked();
+
+	void on_addTexPackBtn_clicked();
+	void on_rmTexPackBtn_clicked();
+	void on_viewTexPackBtn_clicked();
+
+	// Questionable: SettingsDialog doesn't need this for some reason?
+	void on_buttonBox_rejected();
+
+	void jarCurrent(QModelIndex current, QModelIndex previous);
+	void coreCurrent(QModelIndex current, QModelIndex previous);
+	void loaderCurrent(QModelIndex current, QModelIndex previous);
+
+protected:
+	bool eventFilter(QObject *obj, QEvent *ev);
+	bool jarListFilter(QKeyEvent *ev);
+	bool coreListFilter(QKeyEvent *ev);
+	bool loaderListFilter(QKeyEvent *ev);
+	bool texturePackListFilter(QKeyEvent *ev);
+
+private:
+	Ui::LegacyModEditDialog *ui;
+	std::shared_ptr<ModList> m_mods;
+	std::shared_ptr<ModList> m_coremods;
+	std::shared_ptr<ModList> m_jarmods;
+	std::shared_ptr<ModList> m_texturepacks;
+	LegacyInstance *m_inst;
+	NetJobPtr forgeJob;
+};
diff --git a/gui/dialogs/LegacyModEditDialog.ui b/gui/dialogs/LegacyModEditDialog.ui
new file mode 100644
index 00000000..52336847
--- /dev/null
+++ b/gui/dialogs/LegacyModEditDialog.ui
@@ -0,0 +1,354 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<ui version="4.0">
+ <class>LegacyModEditDialog</class>
+ <widget class="QDialog" name="LegacyModEditDialog">
+  <property name="geometry">
+   <rect>
+    <x>0</x>
+    <y>0</y>
+    <width>542</width>
+    <height>431</height>
+   </rect>
+  </property>
+  <property name="windowTitle">
+   <string>Edit Mods</string>
+  </property>
+  <layout class="QVBoxLayout" name="verticalLayout">
+   <item>
+    <widget class="QTabWidget" name="tabWidget">
+     <property name="currentIndex">
+      <number>0</number>
+     </property>
+     <widget class="QWidget" name="convertTab">
+      <attribute name="title">
+       <string>Upgrade</string>
+      </attribute>
+      <layout class="QVBoxLayout" name="verticalLayout_5">
+       <item>
+        <widget class="QTextBrowser" name="textBrowser">
+         <property name="html">
+          <string>&lt;!DOCTYPE HTML PUBLIC &quot;-//W3C//DTD HTML 4.0//EN&quot; &quot;http://www.w3.org/TR/REC-html40/strict.dtd&quot;&gt;
+&lt;html&gt;&lt;head&gt;&lt;meta name=&quot;qrichtext&quot; content=&quot;1&quot; /&gt;&lt;style type=&quot;text/css&quot;&gt;
+p, li { white-space: pre-wrap; }
+&lt;/style&gt;&lt;/head&gt;&lt;body style=&quot; font-family:'Bitstream Vera Sans'; font-size:11pt; font-weight:400; font-style:normal;&quot;&gt;
+&lt;p style=&quot; margin-top:0px; margin-bottom:0px; margin-left:0px; margin-right:0px; -qt-block-indent:0; text-indent:0px;&quot;&gt;&lt;span style=&quot; font-size:18pt; font-weight:600;&quot;&gt;New format is available&lt;/span&gt;&lt;/p&gt;
+&lt;p style=&quot; margin-top:12px; margin-bottom:12px; margin-left:0px; margin-right:0px; -qt-block-indent:0; text-indent:0px;&quot;&gt;MultiMC now supports old Minecraft versions in the new (OneSix) instance format. The old format won't be getting any new features and only the most critical bugfixes.  As a consequence, you should upgrade this instance.&lt;/p&gt;
+&lt;p style=&quot; margin-top:12px; margin-bottom:12px; margin-left:0px; margin-right:0px; -qt-block-indent:0; text-indent:0px;&quot;&gt;The upgrade will create a new instance with the same contents as the current one, in the new format. The original instance will remain untouched, in case anything goes wrong in the process.&lt;/p&gt;
+&lt;p style=&quot; margin-top:12px; margin-bottom:12px; margin-left:0px; margin-right:0px; -qt-block-indent:0; text-indent:0px;&quot;&gt;Please report any issues on our &lt;a href=&quot;https://github.com/MultiMC/MultiMC5/issues&quot;&gt;&lt;img src=&quot;:/icons/multimc/22x22/bug.png&quot; /&gt;&lt;/a&gt;&lt;a href=&quot;https://github.com/MultiMC/MultiMC5/issues&quot;&gt;&lt;span style=&quot; text-decoration: underline; color:#68a0df;&quot;&gt;github issues page&lt;/span&gt;&lt;/a&gt;.&lt;/p&gt;&lt;/body&gt;&lt;/html&gt;</string>
+         </property>
+         <property name="openExternalLinks">
+          <bool>true</bool>
+         </property>
+        </widget>
+       </item>
+       <item>
+        <widget class="QCommandLinkButton" name="upgradeButton">
+         <property name="text">
+          <string>Start the upgrade!</string>
+         </property>
+        </widget>
+       </item>
+      </layout>
+     </widget>
+     <widget class="QWidget" name="jarTab">
+      <attribute name="title">
+       <string>Jar Mods</string>
+      </attribute>
+      <layout class="QVBoxLayout" name="verticalLayout_2">
+       <item>
+        <layout class="QHBoxLayout" name="horizontalLayout">
+         <item>
+          <widget class="ModListView" name="jarModsTreeView">
+           <property name="verticalScrollBarPolicy">
+            <enum>Qt::ScrollBarAlwaysOn</enum>
+           </property>
+           <property name="horizontalScrollBarPolicy">
+            <enum>Qt::ScrollBarAlwaysOff</enum>
+           </property>
+          </widget>
+         </item>
+         <item>
+          <layout class="QVBoxLayout" name="jarModsButtonBox">
+           <item>
+            <widget class="QPushButton" name="addJarBtn">
+             <property name="text">
+              <string>&amp;Add</string>
+             </property>
+            </widget>
+           </item>
+           <item>
+            <widget class="QPushButton" name="rmJarBtn">
+             <property name="text">
+              <string>&amp;Remove</string>
+             </property>
+            </widget>
+           </item>
+           <item>
+            <widget class="QPushButton" name="addForgeBtn">
+             <property name="text">
+              <string>MCForge</string>
+             </property>
+            </widget>
+           </item>
+           <item>
+            <spacer name="jarModsButtonSpacer">
+             <property name="orientation">
+              <enum>Qt::Vertical</enum>
+             </property>
+             <property name="sizeHint" stdset="0">
+              <size>
+               <width>20</width>
+               <height>40</height>
+              </size>
+             </property>
+            </spacer>
+           </item>
+           <item>
+            <widget class="QPushButton" name="moveJarUpBtn">
+             <property name="text">
+              <string>Move &amp;Up</string>
+             </property>
+            </widget>
+           </item>
+           <item>
+            <widget class="QPushButton" name="moveJarDownBtn">
+             <property name="text">
+              <string>Move &amp;Down</string>
+             </property>
+            </widget>
+           </item>
+          </layout>
+         </item>
+        </layout>
+       </item>
+       <item>
+        <widget class="MCModInfoFrame" name="jarMIFrame">
+         <property name="frameShadow">
+          <enum>QFrame::Plain</enum>
+         </property>
+        </widget>
+       </item>
+      </layout>
+     </widget>
+     <widget class="QWidget" name="coreTab">
+      <attribute name="title">
+       <string>Core Mods</string>
+      </attribute>
+      <layout class="QVBoxLayout" name="verticalLayout_3">
+       <item>
+        <layout class="QHBoxLayout" name="horizontalLayout_3">
+         <item>
+          <widget class="ModListView" name="coreModsTreeView">
+           <property name="dragDropMode">
+            <enum>QAbstractItemView::DropOnly</enum>
+           </property>
+          </widget>
+         </item>
+         <item>
+          <layout class="QVBoxLayout" name="coreModsButtonBox">
+           <item>
+            <widget class="QPushButton" name="addCoreBtn">
+             <property name="text">
+              <string>&amp;Add</string>
+             </property>
+            </widget>
+           </item>
+           <item>
+            <widget class="QPushButton" name="rmCoreBtn">
+             <property name="text">
+              <string>&amp;Remove</string>
+             </property>
+            </widget>
+           </item>
+           <item>
+            <spacer name="coreModsButtonSpacer">
+             <property name="orientation">
+              <enum>Qt::Vertical</enum>
+             </property>
+             <property name="sizeHint" stdset="0">
+              <size>
+               <width>20</width>
+               <height>40</height>
+              </size>
+             </property>
+            </spacer>
+           </item>
+           <item>
+            <widget class="QPushButton" name="viewCoreBtn">
+             <property name="text">
+              <string>&amp;View Folder</string>
+             </property>
+            </widget>
+           </item>
+          </layout>
+         </item>
+        </layout>
+       </item>
+       <item>
+        <widget class="MCModInfoFrame" name="coreMIFrame">
+         <property name="frameShape">
+          <enum>QFrame::StyledPanel</enum>
+         </property>
+         <property name="frameShadow">
+          <enum>QFrame::Raised</enum>
+         </property>
+        </widget>
+       </item>
+      </layout>
+     </widget>
+     <widget class="QWidget" name="modTab">
+      <attribute name="title">
+       <string>Loader Mods</string>
+      </attribute>
+      <layout class="QVBoxLayout" name="verticalLayout_4">
+       <item>
+        <layout class="QHBoxLayout" name="horizontalLayout_2">
+         <item>
+          <widget class="ModListView" name="loaderModTreeView">
+           <property name="acceptDrops">
+            <bool>true</bool>
+           </property>
+           <property name="dragDropMode">
+            <enum>QAbstractItemView::DropOnly</enum>
+           </property>
+          </widget>
+         </item>
+         <item>
+          <layout class="QVBoxLayout" name="mlModsButtonBox">
+           <item>
+            <widget class="QPushButton" name="addModBtn">
+             <property name="text">
+              <string>&amp;Add</string>
+             </property>
+            </widget>
+           </item>
+           <item>
+            <widget class="QPushButton" name="rmModBtn">
+             <property name="text">
+              <string>&amp;Remove</string>
+             </property>
+            </widget>
+           </item>
+           <item>
+            <spacer name="mlModsButtonSpacer">
+             <property name="orientation">
+              <enum>Qt::Vertical</enum>
+             </property>
+             <property name="sizeHint" stdset="0">
+              <size>
+               <width>20</width>
+               <height>40</height>
+              </size>
+             </property>
+            </spacer>
+           </item>
+           <item>
+            <widget class="QPushButton" name="viewModBtn">
+             <property name="text">
+              <string>&amp;View Folder</string>
+             </property>
+            </widget>
+           </item>
+          </layout>
+         </item>
+        </layout>
+       </item>
+       <item>
+        <widget class="MCModInfoFrame" name="loaderMIFrame">
+         <property name="frameShape">
+          <enum>QFrame::StyledPanel</enum>
+         </property>
+         <property name="frameShadow">
+          <enum>QFrame::Raised</enum>
+         </property>
+        </widget>
+       </item>
+      </layout>
+     </widget>
+     <widget class="QWidget" name="texPackTab">
+      <property name="acceptDrops">
+       <bool>false</bool>
+      </property>
+      <attribute name="title">
+       <string>Texture Packs</string>
+      </attribute>
+      <layout class="QHBoxLayout" name="horizontalLayout_4">
+       <item>
+        <widget class="ModListView" name="texPackTreeView">
+         <property name="acceptDrops">
+          <bool>true</bool>
+         </property>
+         <property name="dragDropMode">
+          <enum>QAbstractItemView::DropOnly</enum>
+         </property>
+        </widget>
+       </item>
+       <item>
+        <layout class="QVBoxLayout" name="texturePacksButtonBox">
+         <item>
+          <widget class="QPushButton" name="addTexPackBtn">
+           <property name="text">
+            <string>&amp;Add</string>
+           </property>
+          </widget>
+         </item>
+         <item>
+          <widget class="QPushButton" name="rmTexPackBtn">
+           <property name="text">
+            <string>&amp;Remove</string>
+           </property>
+          </widget>
+         </item>
+         <item>
+          <spacer name="texturePacksButtonSpacer">
+           <property name="orientation">
+            <enum>Qt::Vertical</enum>
+           </property>
+           <property name="sizeHint" stdset="0">
+            <size>
+             <width>20</width>
+             <height>40</height>
+            </size>
+           </property>
+          </spacer>
+         </item>
+         <item>
+          <widget class="QPushButton" name="viewTexPackBtn">
+           <property name="text">
+            <string>&amp;View Folder</string>
+           </property>
+          </widget>
+         </item>
+        </layout>
+       </item>
+      </layout>
+     </widget>
+    </widget>
+   </item>
+   <item>
+    <widget class="QDialogButtonBox" name="buttonBox">
+     <property name="standardButtons">
+      <set>QDialogButtonBox::Close</set>
+     </property>
+    </widget>
+   </item>
+  </layout>
+ </widget>
+ <customwidgets>
+  <customwidget>
+   <class>ModListView</class>
+   <extends>QTreeView</extends>
+   <header>gui/widgets/ModListView.h</header>
+  </customwidget>
+  <customwidget>
+   <class>MCModInfoFrame</class>
+   <extends>QFrame</extends>
+   <header>gui/widgets/MCModInfoFrame.h</header>
+   <container>1</container>
+  </customwidget>
+ </customwidgets>
+ <resources>
+  <include location="../../resources/multimc/multimc.qrc"/>
+ </resources>
+ <connections/>
+</ui>
diff --git a/gui/dialogs/ModEditDialogCommon.cpp b/gui/dialogs/ModEditDialogCommon.cpp
new file mode 100644
index 00000000..35942374
--- /dev/null
+++ b/gui/dialogs/ModEditDialogCommon.cpp
@@ -0,0 +1,40 @@
+#include "ModEditDialogCommon.h"
+#include "CustomMessageBox.h"
+#include <QUrl>
+
+bool lastfirst(QModelIndexList &list, int &first, int &last)
+{
+	if (!list.size())
+		return false;
+	first = last = list[0].row();
+	for (auto item : list)
+	{
+		int row = item.row();
+		if (row < first)
+			first = row;
+		if (row > last)
+			last = row;
+	}
+	return true;
+}
+
+void showWebsiteForMod(QWidget *parentDlg, Mod &m)
+{
+	QString url = m.homeurl();
+	if (url.size())
+	{
+		// catch the cases where the protocol is missing
+		if (!url.startsWith("http"))
+		{
+			url = "http://" + url;
+		}
+		QDesktopServices::openUrl(url);
+	}
+	else
+	{
+		CustomMessageBox::selectable(
+			parentDlg, QObject::tr("How sad!"),
+			QObject::tr("The mod author didn't provide a website link for this mod."),
+			QMessageBox::Warning);
+	}
+}
\ No newline at end of file
diff --git a/gui/dialogs/ModEditDialogCommon.h b/gui/dialogs/ModEditDialogCommon.h
new file mode 100644
index 00000000..3ccfbf6b
--- /dev/null
+++ b/gui/dialogs/ModEditDialogCommon.h
@@ -0,0 +1,9 @@
+#pragma once
+#include <QModelIndex>
+#include <QDesktopServices>
+#include <QWidget>
+#include <logic/Mod.h>
+
+bool lastfirst(QModelIndexList &list, int &first, int &last);
+
+void showWebsiteForMod(QWidget *parentDlg, Mod &m);