1 files changed, 177 insertions, 16 deletions

diff --git a/src/settingsdialogplugins.cpp b/src/settingsdialogplugins.cpp
index 5faa0dc9..16f6fb0a 100644
--- a/src/settingsdialogplugins.cpp
+++ b/src/settingsdialogplugins.cpp
@@ -3,9 +3,11 @@
 #include "noeditdelegate.h"
 #include <iplugin.h>
 
+#include "disableproxyplugindialog.h"
+#include "organizercore.h"
 #include "plugincontainer.h"
 
-using MOBase::IPlugin;
+using namespace MOBase;
 
 PluginsSettingsTab::PluginsSettingsTab(Settings& s, PluginContainer* pluginContainer, SettingsDialog& d)
   : SettingsTab(s, d), m_pluginContainer(pluginContainer)
@@ -24,20 +26,17 @@ PluginsSettingsTab::PluginsSettingsTab(Settings& s, PluginContainer* pluginConta
     item->setFont(0, font);
     topItems[interfaceName] = item;
     item->setExpanded(true);
+    item->setFlags(item->flags() & ~Qt::ItemIsSelectable);
   }
   ui->pluginsList->setHeaderHidden(true);
 
   // display plugin settings
   QSet<QString> handledNames;
   for (IPlugin* plugin : settings().plugins().plugins()) {
-    if (handledNames.contains(plugin->name())) {
-      continue;
-    }
-    if (!m_filter.matches([plugin](const QRegularExpression& regex) {
-      return regex.match(plugin->localizedName()).hasMatch();
-      })) {
+    if (handledNames.contains(plugin->name()) || m_pluginContainer->requirements(plugin).master()) {
       continue;
     }
+
     QTreeWidgetItem* listItem = new QTreeWidgetItem(
       topItems.at(m_pluginContainer->topImplementedInterface(plugin)));
     listItem->setData(0, Qt::DisplayRole, plugin->localizedName());
@@ -45,6 +44,18 @@ PluginsSettingsTab::PluginsSettingsTab(Settings& s, PluginContainer* pluginConta
     listItem->setData(0, ROLE_SETTINGS, settings().plugins().settings(plugin->name()));
     listItem->setData(0, ROLE_DESCRIPTIONS, settings().plugins().descriptions(plugin->name()));
 
+    // Handle child item:
+    auto children = m_pluginContainer->requirements(plugin).children();
+    for (auto* child : children) {
+      QTreeWidgetItem* childItem = new QTreeWidgetItem(listItem);
+      childItem->setData(0, Qt::DisplayRole, child->localizedName());
+      childItem->setData(0, ROLE_PLUGIN, QVariant::fromValue((void*)child));
+      childItem->setData(0, ROLE_SETTINGS, settings().plugins().settings(child->name()));
+      childItem->setData(0, ROLE_DESCRIPTIONS, settings().plugins().descriptions(child->name()));
+
+      handledNames.insert(child->name());
+    }
+
     handledNames.insert(plugin->name());
   }
 
@@ -66,17 +77,44 @@ PluginsSettingsTab::PluginsSettingsTab(Settings& s, PluginContainer* pluginConta
   QObject::connect(
     ui->pluginsList, &QTreeWidget::currentItemChanged,
     [&](auto* current, auto* previous) { on_pluginsList_currentItemChanged(current, previous); });
+  QObject::connect(
+    ui->enabledCheckbox, &QCheckBox::clicked,
+    [&](bool checked) { on_checkboxEnabled_clicked(checked); });
 
   QShortcut *delShortcut = new QShortcut(
     QKeySequence(Qt::Key_Delete), ui->pluginBlacklist);
   QObject::connect(delShortcut, &QShortcut::activated, &dialog(), [&] { deleteBlacklistItem(); });
-  QObject::connect(&m_filter, &MOBase::FilterWidget::changed, [&] { filterPluginList(); });
+  QObject::connect(&m_filter, &FilterWidget::changed, [&] { filterPluginList(); });
 
+  updateListItems();
   filterPluginList();
 }
 
+void PluginsSettingsTab::updateListItems()
+{
+  for (auto i = 0; i < ui->pluginsList->topLevelItemCount(); ++i) {
+    auto* topLevelItem = ui->pluginsList->topLevelItem(i);
+    for (auto j = 0; j < topLevelItem->childCount(); ++j) {
+      auto* item = topLevelItem->child(j);
+      auto* plugin = this->plugin(item);
+
+      bool inactive = !m_pluginContainer->implementInterface<IPluginGame>(plugin)
+        && !m_pluginContainer->isEnabled(plugin);
+
+      auto font = item->font(0);
+      font.setItalic(inactive);
+      item->setFont(0, font);
+      for (auto k = 0; k < item->childCount(); ++k) {
+        item->child(k)->setFont(0, font);
+      }
+    }
+  }
+
+}
+
 void PluginsSettingsTab::filterPluginList()
 {
+  auto selectedItems = ui->pluginsList->selectedItems();
   QTreeWidgetItem* firstNotHidden = nullptr;
 
   for (auto i = 0; i < ui->pluginsList->topLevelItemCount(); ++i) {
@@ -87,9 +125,18 @@ void PluginsSettingsTab::filterPluginList()
       auto* item = topLevelItem->child(j);
       auto* plugin = this->plugin(item);
 
-      if (m_filter.matches([plugin](const QRegularExpression& regex) {
+      // Check the item or the child - If any match (item or child), the whole
+      // group is displayed.
+      bool match = m_filter.matches([plugin](const QRegularExpression& regex) {
         return regex.match(plugin->localizedName()).hasMatch();
-        })) {
+      });
+      for (auto* child : m_pluginContainer->requirements(plugin).children()) {
+        match = match || m_filter.matches([child](const QRegularExpression& regex) {
+          return regex.match(child->localizedName()).hasMatch();
+        });
+      }
+
+      if (match) {
         found = true;
         item->setHidden(false);
 
@@ -106,13 +153,21 @@ void PluginsSettingsTab::filterPluginList()
   }
 
   // Unselect item if hidden:
-  auto selectedItems = ui->pluginsList->selectedItems();
-  if (!selectedItems.isEmpty() && selectedItems[0]->isHidden()) {
-    selectedItems[0]->setSelected(false);
-  
-    if (firstNotHidden) {
-      firstNotHidden->setSelected(true);
+  if (firstNotHidden) {
+    ui->pluginDescription->setVisible(true);
+    ui->pluginSettingsList->setVisible(true);
+    ui->noPluginLabel->setVisible(false);
+    if (selectedItems.isEmpty()) {
+      ui->pluginsList->setCurrentItem(firstNotHidden);
     }
+    else if (selectedItems[0]->isHidden()) {
+      ui->pluginsList->setCurrentItem(firstNotHidden);
+    }
+  }
+  else {
+    ui->pluginDescription->setVisible(false);
+    ui->pluginSettingsList->setVisible(false);
+    ui->noPluginLabel->setVisible(true);
   }
 
 }
@@ -150,6 +205,75 @@ void PluginsSettingsTab::closing()
   storeSettings(ui->pluginsList->currentItem());
 }
 
+void PluginsSettingsTab::on_checkboxEnabled_clicked(bool checked)
+{
+  // Retrieve the plugin:
+  auto *item = ui->pluginsList->currentItem();
+  if (!item || !item->data(0, ROLE_PLUGIN).isValid()) {
+    return;
+  }
+  IPlugin* plugin = this->plugin(item);
+  const auto& requirements = m_pluginContainer->requirements(plugin);
+
+  // User wants to enable:
+  if (checked) {
+    m_pluginContainer->setEnabled(plugin, true, false);
+  }
+  else {
+    // Custom check for proxy + current game:
+    if (m_pluginContainer->implementInterface<IPluginProxy>(plugin)) {
+
+      // Current game:
+      auto* game = m_pluginContainer->managedGame();
+      if (m_pluginContainer->requirements(game).proxy() == plugin) {
+        QMessageBox::warning(
+          parentWidget(), QObject::tr("Cannot disable plugin"),
+          QObject::tr("The '%1' plugin is used by the current game plugin and cannot disabled.")
+          .arg(plugin->localizedName()), QMessageBox::Ok);
+        ui->enabledCheckbox->setChecked(true);
+        return;
+      }
+
+      // Check the proxied plugins:
+      auto proxied = requirements.proxied();
+      if (!proxied.empty()) {
+        DisableProxyPluginDialog dialog(plugin, proxied, parentWidget());
+        if (dialog.exec() != QDialog::Accepted) {
+          ui->enabledCheckbox->setChecked(true);
+          return;
+        }
+      }
+    }
+
+    // Check if the plugins is required for other plugins:
+    auto requiredFor = requirements.requiredFor();
+    if (!requiredFor.empty()) {
+      QStringList pluginNames;
+      for (auto& p : requiredFor) {
+        pluginNames.append(p->localizedName());
+      }
+      pluginNames.sort();
+      QString message = QObject::tr(
+        "<p>Disabling the '%1' plugin will also disable the following plugins:</p><ul>%1</ul><p>Do you want to continue?</p>")
+        .arg(plugin->localizedName()).arg("<li>" + pluginNames.join("</li><li>") + "</li>");
+      if (QMessageBox::warning(
+        parentWidget(), QObject::tr("Really disable plugin?"), message,
+        QMessageBox::Yes | QMessageBox::No) == QMessageBox::No) {
+        ui->enabledCheckbox->setChecked(true);
+        return;
+      }
+    }
+    m_pluginContainer->setEnabled(plugin, false, true);
+  }
+
+  // Proxy was disabled / enabled, need restart:
+  if (m_pluginContainer->implementInterface<IPluginProxy>(plugin)) {
+    dialog().setExitNeeded(Exit::Restart);
+  }
+
+  updateListItems();
+}
+
 void PluginsSettingsTab::on_pluginsList_currentItemChanged(QTreeWidgetItem *current, QTreeWidgetItem *previous)
 {
   storeSettings(previous);
@@ -164,6 +288,43 @@ void PluginsSettingsTab::on_pluginsList_currentItemChanged(QTreeWidgetItem *curr
   ui->versionLabel->setText(plugin->version().canonicalString());
   ui->descriptionLabel->setText(plugin->description());
 
+  // Checkbox, do not show for children or game plugins, disable
+  // if the plugin cannot be enabled.
+  ui->enabledCheckbox->setVisible(
+    !m_pluginContainer->implementInterface<IPluginGame>(plugin)
+    && plugin->master().isEmpty());
+
+  bool enabled = m_pluginContainer->isEnabled(plugin);
+  auto& requirements = m_pluginContainer->requirements(plugin);
+  auto problems = requirements.problems();
+
+  if (m_pluginContainer->requirements(plugin).isCorePlugin()) {
+    ui->enabledCheckbox->setDisabled(true);
+    ui->enabledCheckbox->setToolTip(
+      QObject::tr("This plugin is required for Mod Organizer to work properly and cannot be disabled."));
+  }
+  // Plugin is enable or can be enabled.
+  else if (enabled || problems.empty()) {
+    ui->enabledCheckbox->setDisabled(false);
+    ui->enabledCheckbox->setToolTip("");
+    ui->enabledCheckbox->setChecked(enabled);
+  }
+  // Plugin is disable and cannot be enabled.
+  else {
+    ui->enabledCheckbox->setDisabled(true);
+    ui->enabledCheckbox->setChecked(false);
+    if (problems.size() == 1) {
+      ui->enabledCheckbox->setToolTip(problems[0].shortDescription());
+    }
+    else {
+      QStringList descriptions;
+      for (auto& problem : problems) {
+        descriptions.append(problem.shortDescription());
+      }
+      ui->enabledCheckbox->setToolTip("<ul><li>" + descriptions.join("</li><li>") + "</li></ul>");
+    }
+  }
+
   QVariantMap settings = current->data(0, ROLE_SETTINGS).toMap();
   QVariantMap descriptions = current->data(0, ROLE_DESCRIPTIONS).toMap();
   ui->pluginSettingsList->setEnabled(settings.count() != 0);