├── .gitignore ├── LICENSE ├── MonitorBrightnessControl.sln ├── MonitorBrightnessControl ├── MonitorBrightnessControl.vcxproj ├── MonitorBrightnessControl.vcxproj.filters ├── Resource.rc ├── icon.ico ├── mbc.c └── resource.h └── README.md /.gitignore: -------------------------------------------------------------------------------- 1 | ## Ignore Visual Studio temporary files, build results, and 2 | ## files generated by popular Visual Studio add-ons. 3 | ## 4 | ## Get latest from https://github.com/github/gitignore/blob/master/VisualStudio.gitignore 5 | 6 | # User-specific files 7 | *.rsuser 8 | *.suo 9 | *.user 10 | *.userosscache 11 | *.sln.docstates 12 | 13 | # User-specific files (MonoDevelop/Xamarin Studio) 14 | *.userprefs 15 | 16 | # Mono auto generated files 17 | mono_crash.* 18 | 19 | # Build results 20 | [Dd]ebug/ 21 | [Dd]ebugPublic/ 22 | [Rr]elease/ 23 | [Rr]eleases/ 24 | x64/ 25 | x86/ 26 | [Aa][Rr][Mm]/ 27 | [Aa][Rr][Mm]64/ 28 | bld/ 29 | [Bb]in/ 30 | [Oo]bj/ 31 | [Ll]og/ 32 | [Ll]ogs/ 33 | 34 | # Visual Studio 2015/2017 cache/options directory 35 | .vs/ 36 | # Uncomment if you have tasks that create the project's static files in wwwroot 37 | #wwwroot/ 38 | 39 | # Visual Studio 2017 auto generated files 40 | Generated\ Files/ 41 | 42 | # MSTest test Results 43 | [Tt]est[Rr]esult*/ 44 | [Bb]uild[Ll]og.* 45 | 46 | # NUnit 47 | *.VisualState.xml 48 | TestResult.xml 49 | nunit-*.xml 50 | 51 | # Build Results of an ATL Project 52 | [Dd]ebugPS/ 53 | [Rr]eleasePS/ 54 | dlldata.c 55 | 56 | # Benchmark Results 57 | BenchmarkDotNet.Artifacts/ 58 | 59 | # .NET Core 60 | project.lock.json 61 | project.fragment.lock.json 62 | artifacts/ 63 | 64 | # StyleCop 65 | StyleCopReport.xml 66 | 67 | # Files built by Visual Studio 68 | *_i.c 69 | *_p.c 70 | *_h.h 71 | *.ilk 72 | *.meta 73 | *.obj 74 | *.iobj 75 | *.pch 76 | *.pdb 77 | *.ipdb 78 | *.pgc 79 | *.pgd 80 | *.rsp 81 | *.sbr 82 | *.tlb 83 | *.tli 84 | *.tlh 85 | *.tmp 86 | *.tmp_proj 87 | *_wpftmp.csproj 88 | *.log 89 | *.vspscc 90 | *.vssscc 91 | .builds 92 | *.pidb 93 | *.svclog 94 | *.scc 95 | 96 | # Chutzpah Test files 97 | _Chutzpah* 98 | 99 | # Visual C++ cache files 100 | ipch/ 101 | *.aps 102 | *.ncb 103 | *.opendb 104 | *.opensdf 105 | *.sdf 106 | *.cachefile 107 | *.VC.db 108 | *.VC.VC.opendb 109 | 110 | # Visual Studio profiler 111 | *.psess 112 | *.vsp 113 | *.vspx 114 | *.sap 115 | 116 | # Visual Studio Trace Files 117 | *.e2e 118 | 119 | # TFS 2012 Local Workspace 120 | $tf/ 121 | 122 | # Guidance Automation Toolkit 123 | *.gpState 124 | 125 | # ReSharper is a .NET coding add-in 126 | _ReSharper*/ 127 | *.[Rr]e[Ss]harper 128 | *.DotSettings.user 129 | 130 | # TeamCity is a build add-in 131 | _TeamCity* 132 | 133 | # DotCover is a Code Coverage Tool 134 | *.dotCover 135 | 136 | # AxoCover is a Code Coverage Tool 137 | .axoCover/* 138 | !.axoCover/settings.json 139 | 140 | # Visual Studio code coverage results 141 | *.coverage 142 | *.coveragexml 143 | 144 | # NCrunch 145 | _NCrunch_* 146 | .*crunch*.local.xml 147 | nCrunchTemp_* 148 | 149 | # MightyMoose 150 | *.mm.* 151 | AutoTest.Net/ 152 | 153 | # Web workbench (sass) 154 | .sass-cache/ 155 | 156 | # Installshield output folder 157 | [Ee]xpress/ 158 | 159 | # DocProject is a documentation generator add-in 160 | DocProject/buildhelp/ 161 | DocProject/Help/*.HxT 162 | DocProject/Help/*.HxC 163 | DocProject/Help/*.hhc 164 | DocProject/Help/*.hhk 165 | DocProject/Help/*.hhp 166 | DocProject/Help/Html2 167 | DocProject/Help/html 168 | 169 | # Click-Once directory 170 | publish/ 171 | 172 | # Publish Web Output 173 | *.[Pp]ublish.xml 174 | *.azurePubxml 175 | # Note: Comment the next line if you want to checkin your web deploy settings, 176 | # but database connection strings (with potential passwords) will be unencrypted 177 | *.pubxml 178 | *.publishproj 179 | 180 | # Microsoft Azure Web App publish settings. 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IN NO EVENT SHALL THE 18 | AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 19 | LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, 20 | OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE 21 | SOFTWARE. 22 | -------------------------------------------------------------------------------- /MonitorBrightnessControl.sln: -------------------------------------------------------------------------------- 1 |  2 | Microsoft Visual Studio Solution File, Format Version 12.00 3 | # Visual Studio Version 16 4 | VisualStudioVersion = 16.0.31112.23 5 | MinimumVisualStudioVersion = 10.0.40219.1 6 | Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "MonitorBrightnessControl", "MonitorBrightnessControl\MonitorBrightnessControl.vcxproj", "{47EF9944-9F85-4081-95E4-C76E74351FE3}" 7 | EndProject 8 | Global 9 | GlobalSection(SolutionConfigurationPlatforms) = preSolution 10 | Debug|x64 = Debug|x64 11 | Debug|x86 = Debug|x86 12 | Release|x64 = Release|x64 13 | Release|x86 = Release|x86 14 | EndGlobalSection 15 | GlobalSection(ProjectConfigurationPlatforms) = postSolution 16 | {47EF9944-9F85-4081-95E4-C76E74351FE3}.Debug|x64.ActiveCfg = Debug|x64 17 | {47EF9944-9F85-4081-95E4-C76E74351FE3}.Debug|x64.Build.0 = Debug|x64 18 | {47EF9944-9F85-4081-95E4-C76E74351FE3}.Debug|x86.ActiveCfg = Debug|Win32 19 | {47EF9944-9F85-4081-95E4-C76E74351FE3}.Debug|x86.Build.0 = Debug|Win32 20 | {47EF9944-9F85-4081-95E4-C76E74351FE3}.Release|x64.ActiveCfg = Release|x64 21 | {47EF9944-9F85-4081-95E4-C76E74351FE3}.Release|x64.Build.0 = Release|x64 22 | {47EF9944-9F85-4081-95E4-C76E74351FE3}.Release|x86.ActiveCfg = Release|Win32 23 | {47EF9944-9F85-4081-95E4-C76E74351FE3}.Release|x86.Build.0 = Release|Win32 24 | EndGlobalSection 25 | GlobalSection(SolutionProperties) = preSolution 26 | HideSolutionNode = FALSE 27 | EndGlobalSection 28 | GlobalSection(ExtensibilityGlobals) = postSolution 29 | SolutionGuid = {F0FA6478-8D79-460F-8C9E-244BFC98E1FC} 30 | EndGlobalSection 31 | EndGlobal 32 | -------------------------------------------------------------------------------- /MonitorBrightnessControl/MonitorBrightnessControl.vcxproj: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 5 | Debug 6 | Win32 7 | 8 | 9 | Release 10 | Win32 11 | 12 | 13 | Debug 14 | x64 15 | 16 | 17 | Release 18 | x64 19 | 20 | 21 | 22 | 16.0 23 | Win32Proj 24 | {47ef9944-9f85-4081-95e4-c76e74351fe3} 25 | MonitorBrightnessControl 26 | 10.0 27 | 28 | 29 | 30 | Application 31 | true 32 | v142 33 | Unicode 34 | 35 | 36 | Application 37 | false 38 | v142 39 | true 40 | Unicode 41 | 42 | 43 | Application 44 | true 45 | v142 46 | Unicode 47 | 48 | 49 | Application 50 | false 51 | v142 52 | true 53 | Unicode 54 | 55 | 56 | 57 | 58 | 59 | 60 | 61 | 62 | 63 | 64 | 65 | 66 | 67 | 68 | 69 | 70 | 71 | 72 | 73 | 74 | true 75 | 76 | 77 | false 78 | 79 | 80 | true 81 | 82 | 83 | false 84 | 85 | 86 | 87 | Level3 88 | true 89 | WIN32;_DEBUG;_CONSOLE;%(PreprocessorDefinitions) 90 | true 91 | MultiThreadedDebug 92 | 93 | 94 | Windows 95 | true 96 | 97 | 98 | 99 | 100 | Level3 101 | true 102 | true 103 | true 104 | WIN32;NDEBUG;_CONSOLE;%(PreprocessorDefinitions) 105 | true 106 | MultiThreaded 107 | 108 | 109 | Windows 110 | true 111 | true 112 | true 113 | 114 | 115 | 116 | 117 | Level3 118 | true 119 | _DEBUG;_CONSOLE;%(PreprocessorDefinitions) 120 | true 121 | MultiThreadedDebug 122 | 123 | 124 | Windows 125 | true 126 | 127 | 128 | 129 | 130 | Level3 131 | true 132 | true 133 | true 134 | NDEBUG;_CONSOLE;%(PreprocessorDefinitions) 135 | true 136 | MultiThreaded 137 | 138 | 139 | Windows 140 | true 141 | true 142 | true 143 | 144 | 145 | 146 | 147 | 148 | 149 | 150 | 151 | 152 | 153 | 154 | 155 | 156 | 157 | 158 | 159 | 160 | -------------------------------------------------------------------------------- /MonitorBrightnessControl/MonitorBrightnessControl.vcxproj.filters: -------------------------------------------------------------------------------- 1 |  2 | 3 | 4 | 5 | {4FC737F1-C7A5-4376-A066-2A32D752A2FF} 6 | cpp;c;cc;cxx;c++;cppm;ixx;def;odl;idl;hpj;bat;asm;asmx 7 | 8 | 9 | {93995380-89BD-4b04-88EB-625FBE52EBFB} 10 | h;hh;hpp;hxx;h++;hm;inl;inc;ipp;xsd 11 | 12 | 13 | {67DA6AB6-F800-4c08-8B7A-83BB121AAD01} 14 | rc;ico;cur;bmp;dlg;rc2;rct;bin;rgs;gif;jpg;jpeg;jpe;resx;tiff;tif;png;wav;mfcribbon-ms 15 | 16 | 17 | 18 | 19 | Source Files 20 | 21 | 22 | 23 | 24 | Header Files 25 | 26 | 27 | 28 | 29 | Resource Files 30 | 31 | 32 | 33 | 34 | Resource Files 35 | 36 | 37 | -------------------------------------------------------------------------------- /MonitorBrightnessControl/Resource.rc: -------------------------------------------------------------------------------- 1 | // Microsoft Visual C++ generated resource script. 2 | // 3 | #include "resource.h" 4 | 5 | #define APSTUDIO_READONLY_SYMBOLS 6 | ///////////////////////////////////////////////////////////////////////////// 7 | // 8 | // Generated from the TEXTINCLUDE 2 resource. 9 | // 10 | #include "winres.h" 11 | 12 | ///////////////////////////////////////////////////////////////////////////// 13 | #undef APSTUDIO_READONLY_SYMBOLS 14 | 15 | ///////////////////////////////////////////////////////////////////////////// 16 | // English (United States) resources 17 | 18 | #if !defined(AFX_RESOURCE_DLL) || defined(AFX_TARG_ENU) 19 | LANGUAGE LANG_ENGLISH, SUBLANG_ENGLISH_US 20 | #pragma code_page(1252) 21 | 22 | #ifdef APSTUDIO_INVOKED 23 | ///////////////////////////////////////////////////////////////////////////// 24 | // 25 | // TEXTINCLUDE 26 | // 27 | 28 | 1 TEXTINCLUDE 29 | BEGIN 30 | "resource.h\0" 31 | END 32 | 33 | 2 TEXTINCLUDE 34 | BEGIN 35 | "#include ""winres.h""\r\n" 36 | "\0" 37 | END 38 | 39 | 3 TEXTINCLUDE 40 | BEGIN 41 | "\r\n" 42 | "\0" 43 | END 44 | 45 | #endif // APSTUDIO_INVOKED 46 | 47 | 48 | ///////////////////////////////////////////////////////////////////////////// 49 | // 50 | // Icon 51 | // 52 | 53 | // Icon with lowest ID value placed first to ensure application icon 54 | // remains consistent on all systems. 55 | IDI_ICON1 ICON "icon.ico" 56 | 57 | 58 | ///////////////////////////////////////////////////////////////////////////// 59 | // 60 | // Version 61 | // 62 | 63 | VS_VERSION_INFO VERSIONINFO 64 | FILEVERSION 1,0,0,2 65 | PRODUCTVERSION 1,0,0,2 66 | FILEFLAGSMASK 0x3fL 67 | #ifdef _DEBUG 68 | FILEFLAGS 0x1L 69 | #else 70 | FILEFLAGS 0x0L 71 | #endif 72 | FILEOS 0x40004L 73 | FILETYPE 0x1L 74 | FILESUBTYPE 0x0L 75 | BEGIN 76 | BLOCK "StringFileInfo" 77 | BEGIN 78 | BLOCK "040904b0" 79 | BEGIN 80 | VALUE "CompanyName", "VALINET Solutions SRL" 81 | VALUE "FileDescription", "Monitor Brightness Control" 82 | VALUE "FileVersion", "1.0.0.2" 83 | VALUE "InternalName", "MonitorB.exe" 84 | VALUE "LegalCopyright", "Copyright (C) 2023 VALINET Solutions SRL. All rights reserved." 85 | VALUE "OriginalFilename", "MonitorB.exe" 86 | VALUE "ProductName", "Monitor Brightness Control" 87 | VALUE "ProductVersion", "1.0.0.2" 88 | END 89 | END 90 | BLOCK "VarFileInfo" 91 | BEGIN 92 | VALUE "Translation", 0x409, 1200 93 | END 94 | END 95 | 96 | #endif // English (United States) resources 97 | ///////////////////////////////////////////////////////////////////////////// 98 | 99 | 100 | 101 | #ifndef APSTUDIO_INVOKED 102 | ///////////////////////////////////////////////////////////////////////////// 103 | // 104 | // Generated from the TEXTINCLUDE 3 resource. 105 | // 106 | 107 | 108 | ///////////////////////////////////////////////////////////////////////////// 109 | #endif // not APSTUDIO_INVOKED 110 | 111 | -------------------------------------------------------------------------------- /MonitorBrightnessControl/icon.ico: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/valinet/MonitorBrightnessControl/bdbf78e5663be57ee7c4f5a63ef95711487f5f84/MonitorBrightnessControl/icon.ico -------------------------------------------------------------------------------- /MonitorBrightnessControl/mbc.c: -------------------------------------------------------------------------------- 1 | #pragma comment(linker,"\"/manifestdependency:type='win32' \ 2 | name='Microsoft.Windows.Common-Controls' version='6.0.0.0' \ 3 | processorArchitecture='*' publicKeyToken='6595b64144ccf1df' language='*'\"") 4 | #include 5 | #include 6 | #include 7 | #include 8 | #include 9 | #include 10 | #pragma comment(lib, "Dxva2.lib") 11 | #include 12 | #include 13 | #pragma comment(lib, "Comctl32.lib") 14 | #include "resource.h" 15 | #define APPLICATION_NAME TEXT("Monitor Brightness Control") 16 | #define CLASS_NAME TEXT("MonitorBrightnessControl") 17 | #define error_printf printf 18 | 19 | #define WIDTH 400 20 | #define HEIGHT 40 21 | #define ID_TRACKBAR 200 22 | #define TBS_ORIENT TBS_HORZ 23 | #define STEP 5 24 | 25 | DEFINE_GUID(GUID_NULL, 26 | 0x00000000, 27 | 0x0000, 0x0000, 0x00, 0x00, 28 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 29 | ); 30 | 31 | DEFINE_GUID(__uuidof_TaskbarList, 32 | 0x56FDF344, 33 | 0xFD6D, 0x11d0, 0x95, 0x8A, 34 | 0x00, 0x60, 0x97, 0xC9, 0xA0, 0x90 35 | ); 36 | 37 | DEFINE_GUID(__uuidof_ITaskbarList, 38 | 0x56FDF342, 39 | 0xFD6D, 0x11d0, 0x95, 0x8A, 40 | 0x00, 0x60, 0x97, 0xC9, 0xA0, 0x90 41 | ); 42 | 43 | HWND hMainWindow; 44 | 45 | BOOL CALLBACK MonitorBrightness( 46 | HMONITOR unnamedParam1, 47 | HDC unnamedParam2, 48 | LPRECT unnamedParam3, 49 | LPARAM unnamedParam4 50 | ) 51 | { 52 | LPPHYSICAL_MONITOR pPhysicalMonitors = NULL; 53 | DWORD cPhysicalMonitors; 54 | 55 | // Get the number of physical monitors. 56 | BOOL bSuccess = GetNumberOfPhysicalMonitorsFromHMONITOR( 57 | unnamedParam1, 58 | &cPhysicalMonitors 59 | ); 60 | 61 | if (bSuccess) 62 | { 63 | // Allocate the array of PHYSICAL_MONITOR structures. 64 | pPhysicalMonitors = (LPPHYSICAL_MONITOR)malloc( 65 | cPhysicalMonitors * sizeof(PHYSICAL_MONITOR)); 66 | 67 | if (pPhysicalMonitors != NULL) 68 | { 69 | // Get the array. 70 | bSuccess = GetPhysicalMonitorsFromHMONITOR( 71 | unnamedParam1, cPhysicalMonitors, pPhysicalMonitors); 72 | 73 | if (unnamedParam4 > 100) 74 | { 75 | DWORD min, max, cur = 0; 76 | GetMonitorBrightness( 77 | pPhysicalMonitors[0].hPhysicalMonitor, 78 | &min, 79 | &cur, 80 | &max 81 | ); 82 | DWORD* c = (DWORD*)unnamedParam4; 83 | *c = cur; 84 | return FALSE; 85 | } 86 | 87 | // Use the monitor handles (not shown). 88 | SetMonitorBrightness( 89 | pPhysicalMonitors[0].hPhysicalMonitor, unnamedParam4 90 | ); 91 | 92 | // Close the monitor handles. 93 | bSuccess = DestroyPhysicalMonitors( 94 | cPhysicalMonitors, 95 | pPhysicalMonitors); 96 | 97 | // Free the array. 98 | free(pPhysicalMonitors); 99 | } 100 | } 101 | return TRUE; 102 | } 103 | 104 | // https://gist.github.com/ethanhs/0e157e4003812e99bf5bc7cb6f73459f 105 | void SetWindowBlur(HWND hWnd) 106 | { 107 | const HINSTANCE hModule = LoadLibrary(TEXT("user32.dll")); 108 | if (hModule) 109 | { 110 | typedef struct 111 | { 112 | int nAccentState; 113 | int nFlags; 114 | int nColor; 115 | int nAnimationId; 116 | } ACCENTPOLICY; 117 | typedef struct 118 | { 119 | int nAttribute; 120 | PVOID pData; 121 | ULONG ulDataSize; 122 | } WINCOMPATTRDATA; 123 | typedef BOOL(WINAPI* pSetWindowCompositionAttribute)(HWND, WINCOMPATTRDATA*); 124 | const pSetWindowCompositionAttribute SetWindowCompositionAttribute = (pSetWindowCompositionAttribute)GetProcAddress(hModule, "SetWindowCompositionAttribute"); 125 | if (SetWindowCompositionAttribute) 126 | { 127 | ACCENTPOLICY policy = { 4, 0, (128 << 24) | (0XB32E9A & 0xFFFFFF), 0 }; // ACCENT_ENABLE_BLURBEHIND=3... 128 | WINCOMPATTRDATA data = { 19, &policy, sizeof(ACCENTPOLICY) }; // WCA_ACCENT_POLICY=19 129 | SetWindowCompositionAttribute(hWnd, &data); 130 | } 131 | FreeLibrary(hModule); 132 | } 133 | } 134 | 135 | LRESULT CALLBACK WindowProc( 136 | _In_ HWND hwnd, 137 | _In_ UINT uMsg, 138 | _In_ WPARAM wParam, 139 | _In_ LPARAM lParam 140 | ) 141 | { 142 | switch (uMsg) 143 | { 144 | case WM_CTLCOLORSTATIC: 145 | { 146 | LONG_PTR ptr = GetWindowLongPtr(hwnd, GWLP_USERDATA); 147 | HWND hWndTrack = *((HWND*)(ptr)); 148 | if ((HWND)lParam == hWndTrack) 149 | { 150 | SetBkColor((HDC)wParam, RGB(0, 0, 0)); 151 | return (BOOL)GetStockObject(BLACK_BRUSH); 152 | } 153 | break; 154 | } 155 | case WM_CREATE: 156 | { 157 | HWND* hWndTrack; 158 | CREATESTRUCT* pCreate = (CREATESTRUCT*)(lParam); 159 | hWndTrack = (HWND*)(pCreate->lpCreateParams); 160 | SetWindowLongPtr(hwnd, GWLP_USERDATA, (LONG_PTR)hWndTrack); 161 | } 162 | case WM_USER: 163 | { 164 | switch (lParam) 165 | { 166 | case WM_LBUTTONUP: 167 | { 168 | NOTIFYICONIDENTIFIER nii; 169 | nii.cbSize = sizeof(NOTIFYICONIDENTIFIER); 170 | nii.hWnd = hwnd; 171 | nii.uID = 0; 172 | nii.guidItem = GUID_NULL; 173 | RECT loc; 174 | Shell_NotifyIconGetRect( 175 | &nii, 176 | &loc 177 | ); 178 | if (IsWindowVisible(hwnd)) 179 | { 180 | ShowWindow( 181 | hwnd, 182 | SW_HIDE 183 | ); 184 | } 185 | else 186 | { 187 | ShowWindow( 188 | hwnd, 189 | SW_SHOW 190 | ); 191 | UpdateWindow(hwnd); 192 | SetForegroundWindow(hwnd); 193 | SetWindowPos( 194 | hwnd, 195 | HWND_TOPMOST, 196 | loc.left + (loc.right - loc.left) / 2 - WIDTH / 2, 197 | loc.top - HEIGHT, 198 | WIDTH, 199 | HEIGHT, 200 | SWP_SHOWWINDOW | SWP_FRAMECHANGED 201 | ); 202 | } 203 | break; 204 | } 205 | } 206 | break; 207 | } 208 | case WM_KEYDOWN: 209 | { 210 | if (wParam == VK_ESCAPE) 211 | { 212 | ShowWindow( 213 | hwnd, 214 | SW_HIDE 215 | ); 216 | } 217 | else if (wParam == VK_LEFT || wParam == VK_DOWN || wParam == VK_RIGHT || wParam == VK_UP) 218 | { 219 | LONG_PTR ptr = GetWindowLongPtr(hwnd, GWLP_USERDATA); 220 | HWND hWndTrack = *((HWND*)(ptr)); 221 | int val = SendMessage( 222 | hWndTrack, 223 | TBM_GETPOS, 224 | 0, 225 | 0 226 | ); 227 | val += ((wParam == VK_LEFT || wParam == VK_DOWN) ? -STEP : STEP); 228 | if (val > 100) val = 100; 229 | if (val < 0) val = 0; 230 | if (TBS_ORIENT == TBS_VERT) 231 | { 232 | val = 100 - val; 233 | } 234 | SendMessage( 235 | hWndTrack, 236 | TBM_SETPOS, 237 | TRUE, 238 | (LPARAM)val 239 | ); 240 | EnumDisplayMonitors( 241 | NULL, 242 | NULL, 243 | MonitorBrightness, 244 | val 245 | ); 246 | } 247 | } 248 | case WM_ACTIVATE: 249 | { 250 | if ( 251 | wParam == WA_INACTIVE && 252 | FindWindow(TEXT("Shell_TrayWnd"), NULL) != GetForegroundWindow() 253 | ) 254 | { 255 | ShowWindow( 256 | hwnd, 257 | SW_HIDE 258 | ); 259 | } 260 | break; 261 | } 262 | case WM_HSCROLL: 263 | case WM_VSCROLL: 264 | { 265 | LONG_PTR ptr = GetWindowLongPtr(hwnd, GWLP_USERDATA); 266 | HWND hWndTrack = *((HWND*)(ptr)); 267 | DWORD val = SendMessage( 268 | hWndTrack, 269 | TBM_GETPOS, 270 | 0, 271 | 0 272 | ); 273 | if (TBS_ORIENT == TBS_VERT) 274 | { 275 | val = 100 - val; 276 | } 277 | EnumDisplayMonitors( 278 | NULL, 279 | NULL, 280 | MonitorBrightness, 281 | val 282 | ); 283 | // disable dashed outline 284 | if (IsWindowVisible(hwnd)) SendMessage(hWndTrack, WM_CHANGEUISTATE, (WPARAM)(0x10001), (LPARAM)(0)); 285 | break; 286 | } 287 | case WM_GETMINMAXINFO: 288 | { 289 | MINMAXINFO* mi = (MINMAXINFO*)lParam; 290 | mi->ptMinTrackSize.x = 0; 291 | mi->ptMinTrackSize.y = 0; 292 | return 0; 293 | } 294 | case WM_NCCALCSIZE: 295 | { 296 | return 0; 297 | } 298 | case WM_DESTROY: 299 | { 300 | PostQuitMessage(0); 301 | break; 302 | } 303 | default: 304 | { 305 | return DefWindowProc( 306 | hwnd, 307 | uMsg, 308 | wParam, 309 | lParam 310 | ); 311 | } 312 | } 313 | return 0; 314 | } 315 | 316 | HWND WINAPI CreateTrackbar( 317 | HINSTANCE hInstance, 318 | HWND hwndDlg, // handle of dialog box (parent window) 319 | UINT iMin, // minimum value in trackbar range 320 | UINT iMax // maximum value in trackbar range 321 | ) 322 | { 323 | 324 | InitCommonControls(); // loads common control's DLL 325 | 326 | HWND hwndTrack = CreateWindowEx( 327 | 0, // no extended styles 328 | TRACKBAR_CLASS, // class name 329 | L"Trackbar Control", // title (caption) 330 | WS_CHILD | 331 | WS_VISIBLE | TBS_NOTICKS | TBS_BOTH | SS_LEFT | TBS_ORIENT | (TBS_ORIENT == TBS_HORZ ? TBS_DOWNISLEFT : 0) | 332 | 0, // style 333 | 0, 0, // position 334 | WIDTH, HEIGHT, // size 335 | hwndDlg, // parent window 336 | ID_TRACKBAR, // control identifier 337 | hInstance, // instance 338 | NULL // no WM_CREATE parameter 339 | ); 340 | 341 | SendMessage(hwndTrack, TBM_SETRANGE, 342 | (WPARAM)TRUE, // redraw flag 343 | (LPARAM)MAKELONG(iMin, iMax)); // min. & max. positions 344 | 345 | SendMessage(hwndTrack, TBM_SETPAGESIZE, 346 | 0, (LPARAM)4); // new page size 347 | 348 | DWORD val = 0; 349 | EnumDisplayMonitors( 350 | NULL, 351 | NULL, 352 | MonitorBrightness, 353 | &val 354 | ); 355 | if (TBS_ORIENT == TBS_VERT) 356 | { 357 | val = 100 - val; 358 | } 359 | SendMessage( 360 | hwndTrack, 361 | TBM_SETPOS, 362 | TRUE, 363 | (LPARAM)val 364 | ); 365 | 366 | SetFocus(hwndTrack); 367 | 368 | return hwndTrack; 369 | } 370 | 371 | LRESULT CALLBACK LowLevelMouseProc( 372 | _In_ int nCode, 373 | _In_ WPARAM wParam, 374 | _In_ LPARAM lParam 375 | ) 376 | { 377 | NOTIFYICONIDENTIFIER nid; 378 | nid.cbSize = sizeof(nid); 379 | nid.hWnd = hMainWindow; 380 | nid.uID = 0; 381 | nid.guidItem = GUID_NULL; 382 | RECT rc; 383 | PMSLLHOOKSTRUCT pMsll = (PMSLLHOOKSTRUCT)lParam; 384 | 385 | if (nCode == HC_ACTION && 386 | (wParam == WM_MOUSEWHEEL || wParam == WM_MOUSEHWHEEL) && 387 | SUCCEEDED(Shell_NotifyIconGetRect(&nid, &rc)) && 388 | PtInRect(&rc, pMsll->pt) && 389 | RegisterWindowMessageW(L"ToolbarWindow32") == GetClassLongPtrW(WindowFromPoint(*(POINT*)&rc), GCW_ATOM)) 390 | { 391 | int factor = GET_WHEEL_DELTA_WPARAM(pMsll->mouseData) / 120; 392 | LONG_PTR ptr = GetWindowLongPtrW(hMainWindow, GWLP_USERDATA); 393 | HWND hWndTrack = *((HWND*)(ptr)); 394 | int val = SendMessageW(hWndTrack, TBM_GETPOS, 0, 0); 395 | val += (factor * STEP); 396 | if (val > 100) val = 100; 397 | if (val < 0) val = 0; 398 | if (TBS_ORIENT == TBS_VERT) val = 100 - val; 399 | SendMessageW(hWndTrack, TBM_SETPOS, IsWindowVisible(hMainWindow), (LPARAM)val); 400 | PostMessageW(hMainWindow, WM_VSCROLL, 0, 0); 401 | } 402 | 403 | return CallNextHookEx(0, nCode, wParam, lParam); 404 | } 405 | 406 | int WINAPI wWinMain( 407 | _In_ HINSTANCE hInstance, 408 | _In_opt_ HINSTANCE hPrevInstance, 409 | _In_ LPWSTR lpCmdLine, 410 | _In_ int nShowCmd 411 | ) 412 | { 413 | /* 414 | FILE* conout; 415 | AllocConsole(); 416 | freopen_s( 417 | &conout, 418 | "CONOUT$", 419 | "w", 420 | stdout 421 | ); 422 | */ 423 | 424 | int ch; 425 | 426 | SetProcessDpiAwarenessContext( 427 | DPI_AWARENESS_CONTEXT_PER_MONITOR_AWARE_V2 428 | ); 429 | 430 | HRESULT hr = CoInitialize(NULL); 431 | if (FAILED(hr)) 432 | { 433 | error_printf( 434 | "%s:%d: %s (0x%x).\n", 435 | __FILE__, 436 | __LINE__, 437 | "CoInitialize", 438 | hr 439 | ); 440 | ch = _getch(); 441 | return hr; 442 | } 443 | 444 | ITaskbarList* pTaskList = NULL; 445 | hr = CoCreateInstance( 446 | &__uuidof_TaskbarList, 447 | NULL, 448 | CLSCTX_ALL, 449 | &__uuidof_ITaskbarList, 450 | (void**)(&pTaskList) 451 | ); 452 | if (FAILED(hr)) 453 | { 454 | error_printf( 455 | "%s:%d: %s (0x%x).\n", 456 | __FILE__, 457 | __LINE__, 458 | "CoCreateInstance", 459 | hr 460 | ); 461 | ch = _getch(); 462 | return hr; 463 | } 464 | pTaskList->lpVtbl->HrInit(pTaskList); 465 | 466 | HICON icon = LoadIcon(hInstance, MAKEINTRESOURCE(IDI_ICON1)); 467 | 468 | WNDCLASS wndClass = { 0 }; 469 | wndClass.style = CS_HREDRAW | CS_VREDRAW; 470 | wndClass.lpfnWndProc = WindowProc; 471 | wndClass.cbClsExtra = 0; 472 | wndClass.cbWndExtra = 0; 473 | wndClass.hInstance = hInstance; 474 | wndClass.hIcon = icon; 475 | wndClass.hCursor = LoadCursor(NULL, IDC_ARROW); 476 | wndClass.hbrBackground = (HBRUSH)GetStockObject(BLACK_BRUSH); 477 | wndClass.lpszMenuName = NULL; 478 | wndClass.lpszClassName = CLASS_NAME; 479 | 480 | HWND hWndTrack; 481 | HWND hWnd = CreateWindowEx( 482 | 0, 483 | (LPCWSTR)( 484 | MAKEINTATOM( 485 | RegisterClass(&wndClass) 486 | ) 487 | ), 488 | CLASS_NAME, 489 | WS_OVERLAPPEDWINDOW, 490 | 0, 0, WIDTH, HEIGHT, 491 | NULL, 492 | NULL, 493 | hInstance, 494 | &hWndTrack 495 | ); 496 | hMainWindow = hWnd; 497 | SetWindowBlur(hWnd); 498 | hWndTrack = CreateTrackbar( 499 | hInstance, 500 | hWnd, 501 | 0, 100 502 | ); 503 | 504 | pTaskList->lpVtbl->DeleteTab(pTaskList, hWnd); 505 | 506 | NOTIFYICONDATA tnid; 507 | tnid.cbSize = sizeof(NOTIFYICONDATA); 508 | tnid.hWnd = hWnd; 509 | tnid.uID = 0; 510 | tnid.uFlags = NIF_MESSAGE | NIF_ICON | NIF_TIP; 511 | tnid.uCallbackMessage = WM_USER; 512 | tnid.hIcon = icon; 513 | StringCbCopyN( 514 | tnid.szTip, 515 | sizeof(tnid.szTip), 516 | APPLICATION_NAME, 517 | sizeof(APPLICATION_NAME) 518 | ); 519 | Shell_NotifyIcon( 520 | NIM_ADD, 521 | &tnid 522 | ); 523 | 524 | HHOOK hHook = SetWindowsHookExW(WH_MOUSE_LL, LowLevelMouseProc, NULL, 0); 525 | MSG msg; 526 | BOOL bRet; 527 | while ((bRet = GetMessage( 528 | &msg, 529 | NULL, 530 | 0, 531 | 0)) != 0) 532 | { 533 | // An error occured 534 | if (bRet == -1) 535 | { 536 | break; 537 | } 538 | else 539 | { 540 | TranslateMessage(&msg); 541 | DispatchMessage(&msg); 542 | } 543 | } 544 | UnhookWindowsHookEx(hHook); 545 | 546 | Shell_NotifyIcon( 547 | NIM_DELETE, 548 | &tnid 549 | ); 550 | pTaskList->lpVtbl->Release(pTaskList); 551 | DestroyIcon(icon); 552 | CoUninitialize(); 553 | 554 | return 0; 555 | } -------------------------------------------------------------------------------- /MonitorBrightnessControl/resource.h: -------------------------------------------------------------------------------- 1 | //{{NO_DEPENDENCIES}} 2 | // Microsoft Visual C++ generated include file. 3 | // Used by Resource.rc 4 | // 5 | #define IDI_ICON1 101 6 | 7 | // Next default values for new objects 8 | // 9 | #ifdef APSTUDIO_INVOKED 10 | #ifndef APSTUDIO_READONLY_SYMBOLS 11 | #define _APS_NEXT_RESOURCE_VALUE 102 12 | #define _APS_NEXT_COMMAND_VALUE 40001 13 | #define _APS_NEXT_CONTROL_VALUE 1001 14 | #define _APS_NEXT_SYMED_VALUE 101 15 | #endif 16 | #endif 17 | -------------------------------------------------------------------------------- /README.md: -------------------------------------------------------------------------------- 1 | # MonitorBrightnessControl 2 | Monitor Brightness Control is a simple daemon for Microsoft Windows that allows changing brightness for all external monitors at once using a system tray icon. 3 | 4 | Download binaries from [Releases](https://github.com/valinet/MonitorBrightnessControl/releases), add to `shell:startup` or simply execute the application. --------------------------------------------------------------------------------