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Add project files.
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‎Compact RAM Cleaner.sln

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Microsoft Visual Studio Solution File, Format Version 12.00
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# Visual Studio Version 17
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VisualStudioVersion = 17.6.33815.320
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MinimumVisualStudioVersion = 10.0.40219.1
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Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Compact RAM Cleaner", "Compact RAM Cleaner\Compact RAM Cleaner.csproj", "{99DB9455-6C3E-4A4A-80D3-787A764751E1}"
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EndProject
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Global
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GlobalSection(SolutionConfigurationPlatforms) = preSolution
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Debug|Any CPU = Debug|Any CPU
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Release|Any CPU = Release|Any CPU
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EndGlobalSection
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GlobalSection(ProjectConfigurationPlatforms) = postSolution
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{99DB9455-6C3E-4A4A-80D3-787A764751E1}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
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{99DB9455-6C3E-4A4A-80D3-787A764751E1}.Debug|Any CPU.Build.0 = Debug|Any CPU
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{99DB9455-6C3E-4A4A-80D3-787A764751E1}.Release|Any CPU.ActiveCfg = Release|Any CPU
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{99DB9455-6C3E-4A4A-80D3-787A764751E1}.Release|Any CPU.Build.0 = Release|Any CPU
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EndGlobalSection
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GlobalSection(SolutionProperties) = preSolution
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HideSolutionNode = FALSE
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EndGlobalSection
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GlobalSection(ExtensibilityGlobals) = postSolution
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SolutionGuid = {FEABB3D2-8716-4E27-91D2-BFFB03CA9234}
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EndGlobalSection
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EndGlobal

‎Compact RAM Cleaner/App.config

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<?xml version="1.0" encoding="utf-8" ?>
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<configuration>
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<startup>
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<supportedRuntime version="v4.0" sku=".NETFramework,Version=v4.7.2" />
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</startup>
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</configuration>

‎Compact RAM Cleaner/Classes/Cleaner.cs

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using System;
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using System.Diagnostics;
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using System.Runtime.InteropServices;
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using System.Security.Principal;
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using System.Threading.Tasks;
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using static Compact_RAM_Cleaner.Memory;
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namespace Compact_RAM_Cleaner
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{
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public static class Cleaner
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{
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[DllImport("psapi.dll")] static extern int EmptyWorkingSet([In] IntPtr obj0);
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[DllImport("advapi32.dll", SetLastError = true)] internal static extern bool LookupPrivilegeValue(string host, string name, ref long pluid);
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[DllImport("advapi32.dll", SetLastError = true)] internal static extern bool AdjustTokenPrivileges(IntPtr htok, bool disall, ref TokPriv1Luid newst, int len, IntPtr prev, IntPtr relen);
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[DllImport("ntdll.dll")] static extern uint NtSetSystemInformation(int InfoClass, IntPtr Info, int Length);
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[StructLayout(LayoutKind.Sequential, Pack = 1)] internal struct TokPriv1Luid { public int Count; public long Luid; public int Attr; }
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[StructLayout(LayoutKind.Sequential, Pack = 1)]
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struct SYSTEM_CACHE_INFORMATION
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{
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public long CurrentSize;
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public long PeakSize;
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public long PageFaultCount;
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public long MinimumWorkingSet;
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public long MaximumWorkingSet;
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public long Unused1;
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public long Unused2;
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public long Unused3;
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public long Unused4;
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}
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static readonly bool _is64Bit = Environment.Is64BitOperatingSystem;
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static bool _duringCleaning;
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static bool _duringAutoCleaning;
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static int _autoCleanerValue;
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public static async void EnableAutoCleaner(int value)
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{
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_autoCleanerValue = value;
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if (_duringAutoCleaning) return;
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_duringAutoCleaning = true;
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while (_duringAutoCleaning)
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{
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var used = (int)((TotalPhysicalMemory - AvailablePhysicalMemory) * 100 / TotalPhysicalMemory);
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if (used >= _autoCleanerValue)
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Clear();
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await Task.Delay(30000);
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}
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}
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public static void DisableAutoCleaner()
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{
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_duringAutoCleaning = false;
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}
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public static async void ClearRAM()
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{
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if (_duringCleaning) return;
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_duringCleaning = true;
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var before = AvailablePhysicalMemory;
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Clear();
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if (Popup.ShowCleaningResult)
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Popup.Show(AvailablePhysicalMemory - before);
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await Task.Delay(2000);
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_duringCleaning = false;
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}
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static void Clear()
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{
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var processes = Process.GetProcesses();
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for (int i = 0; i < processes.Length; i++)
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{
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try { EmptyWorkingSet(processes[i].Handle); }
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catch { }
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}
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}
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public static void ClearCache()
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{
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try
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{
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if (SetIncreasePrivilege("SeIncreaseQuotaPrivilege"))
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{
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var sc = new SYSTEM_CACHE_INFORMATION { MinimumWorkingSet = _is64Bit ? -1L : uint.MaxValue, MaximumWorkingSet = _is64Bit ? -1L : uint.MaxValue };
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var sys = Marshal.SizeOf(sc);
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var gcHandle = GCHandle.Alloc(sc, GCHandleType.Pinned);
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var num = NtSetSystemInformation(0x0015, gcHandle.AddrOfPinnedObject(), sys);
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gcHandle.Free();
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}
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if (SetIncreasePrivilege("SeProfileSingleProcessPrivilege"))
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{
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var sys = Marshal.SizeOf(4);
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var gcHandle = GCHandle.Alloc(4, GCHandleType.Pinned);
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var num = NtSetSystemInformation(0x0050, gcHandle.AddrOfPinnedObject(), sys);
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gcHandle.Free();
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}
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}
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catch { }
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}
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static bool SetIncreasePrivilege(string privilegeName)
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{
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using (var current = WindowsIdentity.GetCurrent(TokenAccessLevels.Query | TokenAccessLevels.AdjustPrivileges))
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{
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TokPriv1Luid tokPriv1Luid;
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tokPriv1Luid.Count = 1;
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tokPriv1Luid.Luid = 0L;
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tokPriv1Luid.Attr = 2;
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if (!LookupPrivilegeValue(null, privilegeName, ref tokPriv1Luid.Luid)) return false;
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return AdjustTokenPrivileges(current.Token, false, ref tokPriv1Luid, 0, IntPtr.Zero, IntPtr.Zero);
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}
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}
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}
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}

‎Compact RAM Cleaner/Classes/Memory.cs

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using Microsoft.VisualBasic.Devices;
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using System;
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using System.Management;
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namespace Compact_RAM_Cleaner
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{
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public static class Memory
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{
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static readonly ComputerInfo _computerInfo = new ComputerInfo();
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public static ulong TotalPhysicalMemory => _computerInfo.TotalPhysicalMemory;
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public static ulong AvailablePhysicalMemory => _computerInfo.AvailablePhysicalMemory;
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public static double GetPageFileMaxSize()
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{
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try
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{
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double size = 0;
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using (var query = new ManagementObjectSearcher("SELECT MaximumSize FROM Win32_PageFile"))
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{
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foreach (var obj in query.Get())
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size = (uint)obj.GetPropertyValue("MaximumSize");
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return Math.Round(size / 1024, 1);
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}
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}
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catch
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{
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return 0;
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}
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}
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public static double GetPageFileUsage()
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{
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try
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{
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double size = 0;
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using (var query = new ManagementObjectSearcher("SELECT CurrentUsage FROM Win32_PageFileUsage"))
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{
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foreach (var obj in query.Get())
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size = (uint)obj.GetPropertyValue("CurrentUsage");
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return Math.Round(size / 1024, 1);
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}
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}
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catch
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{
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return 0;
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}
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}
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}
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}

‎Compact RAM Cleaner/Classes/MemoryUsageVisualization.cs

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using System;
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using System.Drawing;
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using System.Drawing.Drawing2D;
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using System.Drawing.Text;
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using System.Runtime.InteropServices;
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using System.Windows.Forms;
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namespace Compact_RAM_Cleaner
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{
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public class MemoryUsageVisualization
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{
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[DllImport("Gdi32.dll", EntryPoint = "CreateRoundRectRgn")]
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static extern IntPtr CreateRoundRectRgn(int nLeftRect, int nTopRect, int nRightRect, int nBottomRect, int nWidthEllipse, int nHeightEllipse);
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[DllImport("Gdi32.dll", EntryPoint = "DeleteObject")]
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static extern IntPtr DeleteObject(IntPtr hObject);
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readonly Panel _panel;
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Color _backgroundFillColor;
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readonly IMemoryUsageProvider _memoryUsageProvider;
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public MemoryUsageVisualization(Panel panel, IMemoryUsageProvider memoryUsageProvider, Action onClick = null)
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{
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_panel = panel;
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_backgroundFillColor = _panel.BackColor;
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_memoryUsageProvider = memoryUsageProvider;
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PaintPanel();
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if (onClick != null)
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{
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var defaultColor = _backgroundFillColor;
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_panel.Click += (s, e) => onClick();
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_panel.MouseEnter += (s, e) =>
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{
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_backgroundFillColor = Color.FromArgb(defaultColor.R + 10, defaultColor.G + 10, defaultColor.B + 10);
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_panel.Refresh();
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};
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_panel.MouseLeave += (s, e) =>
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{
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_backgroundFillColor = defaultColor;
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_panel.Refresh();
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};
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}
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}
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public void Update() => _panel.Refresh();
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void PaintPanel()
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{
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int width = _panel.Width - 2;
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int height = _panel.Height - 2;
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_panel.Paint += (s, e) =>
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{
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IntPtr ptr = CreateRoundRectRgn(0, 0, _panel.Width, _panel.Height, _panel.Width, _panel.Width);
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_panel.Region = Region.FromHrgn(ptr);
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DeleteObject(ptr);
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e.Graphics.SmoothingMode = SmoothingMode.AntiAlias;
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using (var backgroundPen = new Pen(Color.FromArgb(32, 33, 36), 2))
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using (var background = new SolidBrush(_backgroundFillColor))
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using (var pen = new Pen(Color.FromArgb(117, 162, 247), 4) { StartCap = LineCap.Round, EndCap = LineCap.Round })
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{
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e.Graphics.FillPie(background, 5, 5, width - 10, height - 10, -90, 360);
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e.Graphics.DrawArc(backgroundPen, 4, 4, width - 8, height - 8, -90, 360);
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e.Graphics.DrawArc(pen, 4, 4, width - 8, height - 8, -90, (int)Math.Round(360.0 / 100 * _memoryUsageProvider.CurrentUsage));
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}
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using (var font = new Font("Tahoma", 12F))
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using (var font2 = new Font("Tahoma", 7F))
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using (var sf = new StringFormat { Alignment = StringAlignment.Center, LineAlignment = StringAlignment.Center })
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{
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GetPositions(out var usagePosition, out var percentPosition);
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e.Graphics.TextRenderingHint = TextRenderingHint.ClearTypeGridFit;
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e.Graphics.DrawString(_memoryUsageProvider.CurrentUsageString, font, SystemBrushes.Control, usagePosition, _panel.Height / 2, sf);
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e.Graphics.DrawString("%", font2, SystemBrushes.ControlDark, percentPosition, _panel.Height / 2 + 2, sf);
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}
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};
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}
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void GetPositions(out int usagePosition, out int percentPosition)
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{
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usagePosition = _panel.Width / 2;
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percentPosition = _panel.Width / 2;
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if (_memoryUsageProvider.CurrentUsage > 10 && _memoryUsageProvider.CurrentUsage < 100)
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{
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usagePosition += -1;
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percentPosition += 15;
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}
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else if (_memoryUsageProvider.CurrentUsage < 10)
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{
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percentPosition += 10;
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}
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else
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{
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usagePosition += -2;
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percentPosition += 19;
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}
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}
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}
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}

‎Compact RAM Cleaner/Classes/Popup.cs

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namespace Compact_RAM_Cleaner
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{
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public class Popup
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{
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public static bool ShowCleaningResult = true;
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public static void Show(string text)
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{
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new Notify(text).Show();
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}
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public static void Show(double memoryReleased)
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{
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if (ShowCleaningResult)
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new Notify(memoryReleased).Show();
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}
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}
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}

‎Compact RAM Cleaner/Classes/SaveSystem.cs

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using System.Collections.Generic;
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using System.IO;
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using System.Linq;
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namespace Compact_RAM_Cleaner
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{
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public static class SaveSystem
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{
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static Dictionary<string, string> _data;
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public static string GetValue(string key) => _data.TryGetValue(key, out var value) ? value : null;
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public static bool TryGetValue(string key, out string value) => _data.TryGetValue(key, out value);
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public static bool Load()
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{
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if (File.Exists(Paths.IniFile))
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{
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try
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{
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var data = File.ReadAllLines(Paths.IniFile).Where(x => x.Contains("="));
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_data = data.ToDictionary(k => k.Substring(0, k.IndexOf("=")), v => v.Substring(v.IndexOf("=") + 1));
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}
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catch { }
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}
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return _data != null;
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}
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public static void Save(string key, string value)
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{
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if (File.Exists(Paths.IniFile))
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{
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var data = File.ReadAllLines(Paths.IniFile).Where(x => !x.Contains($"{key}=")).ToList();
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data.Add($"{key}={value}");
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using (var sw = File.CreateText(Paths.IniFile))
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data.ForEach(x => sw.WriteLine(x));
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}
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else
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{
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using (var sw = File.CreateText(Paths.IniFile))
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sw.WriteLine($"{key}={value}");
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}
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}
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public static void Delete(string key)
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{
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if (File.Exists(Paths.IniFile))
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{
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var data = File.ReadAllLines(Paths.IniFile).Where(x => !x.Contains($"{key}=")).ToList();
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using (var sw = File.CreateText(Paths.IniFile))
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data.ForEach(x => sw.WriteLine(x));
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}
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}
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}
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}

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