支持内核卸载

Resource.qrc

@@ -10,5 +10,6 @@
         <file>icon/dialog-question.svg</file>
         <file>icon/dialog-warning.svg</file>
         <file>icon/icon.svg</file>
+        <file>shell/kernel-installer-remove-template.sh</file>
     </qresource>
 </RCC>

kernelinformation.cpp

@@ -109,3 +109,9 @@ QString KernelInformation::localKernelName() const
     process.close();
     return result;
 }
+
+bool KernelInformation::get_installedAlready(int value) const
+{
+    QString pkgName = this->get_pkgName(value).at(0);
+    return QFile::exists("/var/lib/dpkg/info/" + pkgName + ".list");
+}

kernelinformation.h

@@ -14,6 +14,8 @@
 
 #include <QProcess>
 
+#include <QFile>
+
 class KernelInformation : public QObject
 {
     Q_OBJECT
@@ -31,6 +33,7 @@ public:
     QStringList get_pkgName(int value) const;
     QStringList get_system(int value) const;
     QStringList get_arch(int value) const;
+    bool get_installedAlready(int value) const;
 
     QString localKernelName() const;
 

kernelinstaller.cpp

@@ -10,17 +10,25 @@
 #define MAX_TMP_NUM 1024
 #define MIN_TMP_NUM 0
 
-KernelInstaller::KernelInstaller(QStringList kernelList, QWidget *parent) :
+KernelInstaller::KernelInstaller(Option option, QStringList kernelList, QWidget *parent) :
     QMainWindow(parent),
     ui(new Ui::KernelInstaller)
 {
     ui->setupUi(this);
+    runOption = option;
     // 修改提示文本
     QString kernel = "";
     foreach (QString name, kernelList) {
         kernel += name + " ";
     }
-    ui->m_status->setText(tr("Try to install ") + kernel);
+
+    switch(runOption) {
+        case Option::Install:
+            ui->m_status->setText(tr("Try to install ") + kernel);
+        case Option::Remove:
+            ui->m_status->setText(tr("Try to remove ") + kernel);
+    }
+
 
     this->kernelList = kernelList;
     terminal = new QTermWidget(0);
@@ -63,7 +71,15 @@ QString KernelInstaller::BuildKernelInstallerBash(QStringList kernelList, QStrin
     foreach (QString name, kernelList) {
         kernel += name + " ";
     }
-    QFile file(":/shell/kernel-installer-template.sh");
+    QString filePath = ":/shell/kernel-installer-template.sh";
+    switch(runOption) {
+        case Option::Install:
+            filePath = ":/shell/kernel-installer-template.sh";
+        case Option::Remove:
+            filePath = ":/shell/kernel-installer-remove-template.sh";
+    }
+
+    QFile file(filePath);
     file.open(QFile::ReadOnly);
     QString data = file.readAll();
     data = data.replace("${KernelList}", kernel);

kernelinstaller.h

@@ -14,13 +14,20 @@ class KernelInstaller : public QMainWindow
     Q_OBJECT
 
 public:
-    explicit KernelInstaller(QStringList kernelList, QWidget *parent = nullptr);
+    enum Option {
+        Install,
+        Remove
+    };
+
+    explicit KernelInstaller(Option option, QStringList kernelList, QWidget *parent = nullptr);
     ~KernelInstaller();
 
+
 signals:
     void InstallFinished(int status);
 
 private:
+    Option runOption;
     Ui::KernelInstaller *ui;
     QTermWidget *terminal;
     QStringList kernelList;

mainwindow.cpp

@@ -31,12 +31,13 @@ void MainWindow::RefreshKernelListView(KernelInformation *info)
     // 更新列表
     int count = info->get_count();
     QStandardItemModel *model = new QStandardItemModel();
-    model->setHorizontalHeaderLabels(QStringList() << tr("ID") << tr("Kernel Name") << tr("Author") << tr("Arch"));
+    model->setHorizontalHeaderLabels(QStringList() << tr("ID") << tr("Kernel Name") << tr("Author") << tr("Arch") << tr("Installed"));
     for(int i = 0; i < count; i++) {
         model->setItem(i, 0, new QStandardItem(QString::number(i)));
         model->setItem(i, 1, new QStandardItem(info->get_name(i)));
         model->setItem(i, 2, new QStandardItem(info->get_author(i)));
         model->setItem(i, 3, new QStandardItem(info->get_arch(i).at(0)));
+        model->setItem(i, 4, new QStandardItem((QStringList() << "" << "Y").at(info->get_installedAlready(i))));
     }
     ui->m_kernelShow->setModel(model);
 }
@@ -66,7 +67,7 @@ void MainWindow::on_m_installButton_clicked()
     QModelIndex index = ui->m_kernelShow->model()->index(row, 0);
     int id = ui->m_kernelShow->model()->data(index).toUInt();
     // 获取选中行
-    KernelInstaller *installer = new KernelInstaller(kernelInformation->get_pkgName(id));
+    KernelInstaller *installer = new KernelInstaller(KernelInstaller::Option::Install, kernelInformation->get_pkgName(id));
     installer->show();
 }
 
@@ -95,3 +96,21 @@ void MainWindow::on_actionGithub_triggered()
     QDesktopServices::openUrl(QUrl("https://github.com/GXDE-OS/gxde-kernel-manager"));
 }
 
+
+void MainWindow::on_m_removeButton_clicked()
+{
+    QModelIndex list = ui->m_kernelShow->selectionModel()->currentIndex();
+    int row = list.row();
+    if(row <= 0) {
+        // 未选中任何内容
+        QMessageBox::critical(this, tr("Error"), tr("Nothing to choose"));
+        return;
+    }
+    // 获取 ID
+    QModelIndex index = ui->m_kernelShow->model()->index(row, 0);
+    int id = ui->m_kernelShow->model()->data(index).toUInt();
+    // 获取选中行
+    KernelInstaller *installer = new KernelInstaller(KernelInstaller::Option::Remove, kernelInformation->get_pkgName(id));
+    installer->show();
+}
+

mainwindow.h

@@ -31,6 +31,8 @@ private slots:
 
     void on_actionGithub_triggered();
 
+    void on_m_removeButton_clicked();
+
 private:
     Ui::MainWindow *ui;
     KernelInformation *kernelInformation;

mainwindow.ui

@@ -71,6 +71,13 @@
         </property>
        </widget>
       </item>
+      <item>
+       <widget class="QPushButton" name="m_removeButton">
+        <property name="text">
+         <string>Remove</string>
+        </property>
+       </widget>
+      </item>
      </layout>
     </item>
    </layout>

shell/kernel-installer-remove-template.sh

@@ -0,0 +1,5 @@
+#!/bin/bash
+set -e
+rm /tmp/gxde-kernel-manager-installer-status -f
+apt purge ${KernelList} -y
+rm -f "${kernelInstallerShellTempPath}"