Add mod count to mods page

launcher/ui/pages/BasePage.h

@@ -35,15 +35,16 @@
 
 #pragma once
 
-#include <QString>
 #include <QIcon>
+#include <QString>
+#include <functional>
 #include <memory>
 
 #include "BasePageContainer.h"
 
-class BasePage
-{
-public:
+class BasePage {
+   public:
+    using updateExtraInfoFunc = std::function<void(QString)>;
     virtual ~BasePage() {}
     virtual QString id() const = 0;
     virtual QString displayName() const = 0;
@@ -63,17 +64,16 @@ class BasePage
     }
     virtual void openedImpl() {}
     virtual void closedImpl() {}
-    virtual void setParentContainer(BasePageContainer * container)
-    {
-        m_container = container;
-    };
-    virtual void retranslate() { }
+    virtual void setParentContainer(BasePageContainer* container) { m_container = container; };
+    virtual void retranslate() {}
 
-public:
+   public:
     int stackIndex = -1;
     int listIndex = -1;
-protected:
-    BasePageContainer * m_container = nullptr;
+    updateExtraInfoFunc updateExtraInfo;
+
+   protected:
+    BasePageContainer* m_container = nullptr;
     bool isOpened = false;
 };
 

launcher/ui/pages/instance/ExternalResourcesPage.cpp

@@ -1,3 +1,38 @@
+// SPDX-License-Identifier: GPL-3.0-only
+/*
+ *  Prism Launcher - Minecraft Launcher
+ *  Copyright (c) 2023 Trial97 <alexandru.tripon97@gmail.com>
+ *
+ *  This program is free software: you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation, version 3.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ *
+ * This file incorporates work covered by the following copyright and
+ * permission notice:
+ *
+ *      Copyright 2013-2021 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 "ExternalResourcesPage.h"
 #include "ui/dialogs/CustomMessageBox.h"
 #include "ui_ExternalResourcesPage.h"
@@ -9,6 +44,7 @@
 
 #include <QKeyEvent>
 #include <QMenu>
+#include <algorithm>
 
 ExternalResourcesPage::ExternalResourcesPage(BaseInstance* instance, std::shared_ptr<ResourceFolderModel> model, QWidget* parent)
     : QMainWindow(parent), m_instance(instance), ui(new Ui::ExternalResourcesPage), m_model(model)
@@ -43,6 +79,13 @@ ExternalResourcesPage::ExternalResourcesPage(BaseInstance* instance, std::shared
 
     auto selection_model = ui->treeView->selectionModel();
     connect(selection_model, &QItemSelectionModel::currentChanged, this, &ExternalResourcesPage::current);
+    auto updateExtra = [this]() {
+        if (updateExtraInfo)
+            updateExtraInfo(extraHeaderInfoString());
+    };
+    connect(selection_model, &QItemSelectionModel::selectionChanged, this, updateExtra);
+    connect(model.get(), &ResourceFolderModel::updateFinished, this, updateExtra);
+
     connect(ui->filterEdit, &QLineEdit::textChanged, this, &ExternalResourcesPage::filterTextChanged);
 }
 
@@ -248,6 +291,15 @@ bool ExternalResourcesPage::onSelectionChanged(const QModelIndex& current, const
     int row = sourceCurrent.row();
     Resource const& resource = m_model->at(row);
     ui->frame->updateWithResource(resource);
-
     return true;
 }
+
+QString ExternalResourcesPage::extraHeaderInfoString()
+{
+    if (ui && ui->treeView && ui->treeView->selectionModel()) {
+        auto selection = m_filterModel->mapSelectionToSource(ui->treeView->selectionModel()->selection()).indexes();
+        if (auto count = std::count_if(selection.cbegin(), selection.cend(), [](auto v) { return v.column() == 0; }); count != 0)
+            return tr(" (%1 installed, %2 selected)").arg(m_model->size()).arg(count);
+    }
+    return tr(" (%1 installed)").arg(m_model->size());
+}

launcher/ui/pages/instance/ExternalResourcesPage.h

@@ -29,6 +29,7 @@ class ExternalResourcesPage : public QMainWindow, public BasePage {
     virtual QString helpPage() const override = 0;
 
     virtual bool shouldDisplay() const override = 0;
+    QString extraHeaderInfoString();
 
     void openedImpl() override;
     void closedImpl() override;

launcher/ui/pages/instance/ModFolderPage.cpp

@@ -4,6 +4,7 @@
  *  Copyright (c) 2022 Jamie Mansfield <jmansfield@cadixdev.org>
  *  Copyright (C) 2022 Sefa Eyeoglu <contact@scrumplex.net>
  *  Copyright (C) 2022 TheKodeToad <TheKodeToad@proton.me>
+ *  Copyright (c) 2023 Trial97 <alexandru.tripon97@gmail.com>
  *
  *  This program is free software: you can redistribute it and/or modify
  *  it under the terms of the GNU General Public License as published by
@@ -86,28 +87,20 @@ ModFolderPage::ModFolderPage(BaseInstance* inst, std::shared_ptr<ModFolderModel>
         connect(ui->actionUpdateItem, &QAction::triggered, this, &ModFolderPage::updateMods);
 
         auto check_allow_update = [this] {
-            return (!m_instance || !m_instance->isRunning()) &&
-                   (ui->treeView->selectionModel()->hasSelection() || !m_model->empty());
+            return (!m_instance || !m_instance->isRunning()) && (ui->treeView->selectionModel()->hasSelection() || !m_model->empty());
         };
 
-        connect(ui->treeView->selectionModel(), &QItemSelectionModel::selectionChanged, this, [this, check_allow_update] {
-            ui->actionUpdateItem->setEnabled(check_allow_update());
-        });
+        connect(ui->treeView->selectionModel(), &QItemSelectionModel::selectionChanged, this,
+                [this, check_allow_update] { ui->actionUpdateItem->setEnabled(check_allow_update()); });
 
-        connect(mods.get(), &ModFolderModel::rowsInserted, this, [this, check_allow_update] {
-            ui->actionUpdateItem->setEnabled(check_allow_update());
-        });
+        connect(mods.get(), &ModFolderModel::rowsInserted, this,
+                [this, check_allow_update] { ui->actionUpdateItem->setEnabled(check_allow_update()); });
 
-        connect(mods.get(), &ModFolderModel::rowsRemoved, this, [this, check_allow_update] {
-            ui->actionUpdateItem->setEnabled(check_allow_update());
-        });
+        connect(mods.get(), &ModFolderModel::rowsRemoved, this,
+                [this, check_allow_update] { ui->actionUpdateItem->setEnabled(check_allow_update()); });
 
-        connect(mods.get(), &ModFolderModel::updateFinished, this, [this, check_allow_update, mods] {
-            ui->actionUpdateItem->setEnabled(check_allow_update());
-
-            // Prevent a weird crash when trying to open the mods page twice in a session o.O
-            disconnect(mods.get(), &ModFolderModel::updateFinished, this, 0);
-        });
+        connect(mods.get(), &ModFolderModel::updateFinished, this,
+                [this, check_allow_update] { ui->actionUpdateItem->setEnabled(check_allow_update()); });
 
         connect(m_instance, &BaseInstance::runningStatusChanged, this, &ModFolderPage::runningStateChanged);
         ModFolderPage::runningStateChanged(m_instance && m_instance->isRunning());

launcher/ui/widgets/PageContainer.cpp

@@ -93,6 +93,10 @@ PageContainer::PageContainer(BasePageProvider *pageProvider, QString defaultId,
         page->listIndex = counter;
         page->setParentContainer(this);
         counter++;
+        page->updateExtraInfo = [this](QString info) {
+            if (m_currentPage)
+                m_header->setText(m_currentPage->displayName() + info);
+        };
     }
     m_model->setPages(pages);