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takahashimasaki4biz · Feb 3, 2024 · 6c7170b · 6c7170b
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diff --git a/CursorCircle.cpp b/CursorCircle.cpp
@@ -0,0 +1,175 @@
+#include <windows.h>
+#include <shellapi.h>
+#include <deque>
+#include "resource.h"
+
+LPCWSTR szWindowClass = L"CURSORCIRCLE";
+HWND hWnd;
+NOTIFYICONDATA nid;
+HMENU hPopupMenu;
+
+const int circleSize = 200;
+const int thickness = 40;
+const int sleepMs = 10;
+const int queSize = 500 / sleepMs;
+std::deque<POINT> ptque;
+
+LRESULT CALLBACK WndProc(HWND hWnd, UINT message, WPARAM wParam, LPARAM lParam) {
+    switch (message) {
+    case WM_CREATE:
+    {
+        // ウィンドウ
+        HRGN hRgn = CreateEllipticRgn(0, 0, circleSize, circleSize);
+        HRGN hRgnInner = CreateEllipticRgn(thickness, thickness, circleSize - thickness, circleSize - thickness);
+        CombineRgn(hRgn, hRgn, hRgnInner, RGN_DIFF);
+        SetWindowRgn(hWnd, hRgn, TRUE); // ウィンドウを赤丸の形に切り抜く
+        SetWindowLong(hWnd, GWL_EXSTYLE, GetWindowLong(hWnd, GWL_EXSTYLE) | WS_EX_LAYERED);
+        // タスクトレイ
+        nid.cbSize = sizeof(NOTIFYICONDATA);
+        nid.hWnd = hWnd;
+        nid.uID = 100;
+        nid.uFlags = NIF_ICON | NIF_MESSAGE | NIF_TIP;
+        nid.uCallbackMessage = WM_USER + 1;
+        nid.hIcon = LoadIcon(GetModuleHandle(NULL), MAKEINTRESOURCE(IDI_CURSORCIRCLE));
+        lstrcpy(nid.szTip, L"Cursor◎Circle");
+        Shell_NotifyIcon(NIM_ADD, &nid);
+        hPopupMenu = CreatePopupMenu();
+        AppendMenu(hPopupMenu, MF_STRING, 1, L"Cursor◎Circle終了");
+        break;
+    }
+    case WM_USER + 1:
+        if (lParam == WM_RBUTTONDOWN) {
+            POINT pt;
+            GetCursorPos(&pt);
+            SetForegroundWindow(hWnd);
+            TrackPopupMenu(hPopupMenu, TPM_BOTTOMALIGN | TPM_LEFTALIGN, pt.x, pt.y, 0, hWnd, NULL);
+        }
+        break;
+    case WM_COMMAND:
+        if (wParam == 1) {
+            DestroyWindow(hWnd);
+        }
+        break;
+    case WM_PAINT:
+    {
+        PAINTSTRUCT ps;
+        HDC hdc = BeginPaint(hWnd, &ps);
+        HBRUSH hBrush = CreateSolidBrush(RGB(255, 0, 0));
+        RECT rect;
+        GetClientRect(hWnd, &rect);
+        FillRect(hdc, &rect, hBrush);
+        DeleteObject(hBrush);
+        SetBkMode(hdc, TRANSPARENT);
+        EndPaint(hWnd, &ps);
+        break;
+    }
+    case WM_CLOSE:
+        DestroyWindow(hWnd);
+        break;
+    case WM_DESTROY:
+        Shell_NotifyIcon(NIM_DELETE, &nid);
+        PostQuitMessage(0);
+        break;
+    default:
+        return DefWindowProc(hWnd, message, wParam, lParam);
+    }
+    return 0;
+}
+
+ATOM RegisterMyClass(HINSTANCE hInstance) {
+    WNDCLASSEX wcex = {};
+    wcex.cbSize = sizeof(WNDCLASSEX);
+    wcex.style = CS_HREDRAW | CS_VREDRAW;
+    wcex.lpfnWndProc = WndProc;
+    wcex.cbClsExtra = 0;
+    wcex.cbWndExtra = 0;
+    wcex.hInstance = hInstance;
+    wcex.hIcon = LoadIcon(GetModuleHandle(NULL), MAKEINTRESOURCE(IDI_CURSORCIRCLE));
+    wcex.hCursor = nullptr;
+    wcex.hbrBackground = (HBRUSH)COLOR_BACKGROUND;
+    wcex.lpszMenuName = nullptr;
+    wcex.lpszClassName = szWindowClass;
+    wcex.hIconSm = LoadIcon(GetModuleHandle(NULL), MAKEINTRESOURCE(IDI_SMALL));
+    return RegisterClassEx(&wcex);
+}
+
+BOOL InitInstance(HINSTANCE hInstance, int nCmdShow) {
+    RECT rect;
+    rect.left = 0;
+    rect.top = 0;
+    rect.right = circleSize;
+    rect.bottom = circleSize;
+    AdjustWindowRect(&rect, WS_OVERLAPPEDWINDOW, FALSE); // タイトルバーとウィンドウ枠を除く中身のサイズに合わせる
+    hWnd = CreateWindowEx(
+        WS_EX_TOOLWINDOW | WS_EX_LAYERED | WS_EX_TRANSPARENT, // クリック等のイベントをスルーする
+        szWindowClass, nullptr,
+        WS_OVERLAPPEDWINDOW,
+        CW_USEDEFAULT, CW_USEDEFAULT, rect.right - rect.left, rect.bottom - rect.top, nullptr, nullptr, hInstance, nullptr);
+    if (!hWnd) {
+        return FALSE;
+    }
+    SetWindowLong(hWnd, GWL_STYLE, 0); // タイトルバーとウィンドウ枠を無くす
+    ShowWindow(hWnd, SW_HIDE); // 初期状態は非表示で
+    return TRUE;
+}
+
+int APIENTRY WinMain(_In_ HINSTANCE hInstance, _In_opt_ HINSTANCE hPrevInstance, _In_  LPSTR lpCmdLine, _In_ int nCmdShow) {
+    HANDLE hMutex = CreateMutex(NULL, FALSE, szWindowClass);
+    if (hMutex == NULL) {
+        return 1;
+    }
+    if (GetLastError() == ERROR_ALREADY_EXISTS) {
+        CloseHandle(hMutex);
+        return 1;
+    }
+    RegisterMyClass(hInstance);
+    if (!InitInstance(hInstance, nCmdShow)) {
+        CloseHandle(hMutex);
+        return 1;
+    }
+    int alpha = 0, alpha_prev = 0;
+    MSG msg{};
+    while (IsWindow(hWnd)) {
+        while (PeekMessage(&msg, nullptr, 0, 0, PM_REMOVE)) {
+            msg.message;
+            TranslateMessage(&msg);
+            DispatchMessage(&msg);
+        }
+
+        Sleep(sleepMs);
+        POINT pt;
+        BOOL gcp_result = GetCursorPos(&pt);
+        if (!gcp_result)
+            continue;
+        ptque.push_back(pt);
+        if (ptque.size() > queSize) {
+            ptque.pop_front();
+        }
+
+        POINT pt1{}, pt2{};
+        int turned = 0;
+        for (const auto& pt0 : ptque) {
+            if (((pt0.x - pt1.x) <= -10 && 10 <= (pt1.x - pt2.x)) ||
+                ((pt1.x - pt2.x) <= -10 && 10 <= (pt0.x - pt1.x)))
+                turned++;
+            pt2 = pt1;
+            pt1 = pt0;
+        }
+        if (turned >= (queSize / 20)) {
+            alpha = 160;
+        }
+        if (alpha != 0) {
+            SetLayeredWindowAttributes(hWnd, 0, alpha, LWA_ALPHA); // 半透明にする
+            SetWindowPos(hWnd, HWND_TOPMOST, pt.x - circleSize / 2, pt.y - circleSize / 2, circleSize, circleSize, SWP_SHOWWINDOW | SWP_NOACTIVATE);
+            UpdateWindow(hWnd);
+        }
+        else if (alpha != alpha_prev) {
+            SetWindowPos(hWnd, HWND_BOTTOM, pt.x - circleSize / 2, pt.y - circleSize / 2, circleSize, circleSize, SWP_HIDEWINDOW | SWP_NOACTIVATE);
+            UpdateWindow(hWnd);
+        }
+        alpha_prev = alpha;
+        alpha = max(alpha - 10, 0);
+    }
+    CloseHandle(hMutex);
+    return 0;
+}
diff --git a/CursorCircle.h b/CursorCircle.h
@@ -0,0 +1,3 @@
+#pragma once
+
+#include "resource.h"
diff --git a/CursorCircle.ico b/CursorCircle.ico
diff --git a/CursorCircle.rc b/CursorCircle.rc
diff --git a/CursorCircle.sln b/CursorCircle.sln
@@ -0,0 +1,31 @@
+
+Microsoft Visual Studio Solution File, Format Version 12.00
+# Visual Studio Version 17
+VisualStudioVersion = 17.8.34408.163
+MinimumVisualStudioVersion = 10.0.40219.1
+Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "CursorCircle", "CursorCircle.vcxproj", "{CAF26211-0E8F-4AC7-9275-93644EB8CB69}"
+EndProject
+Global
+	GlobalSection(SolutionConfigurationPlatforms) = preSolution
+		Debug|x64 = Debug|x64
+		Debug|x86 = Debug|x86
+		Release|x64 = Release|x64
+		Release|x86 = Release|x86
+	EndGlobalSection
+	GlobalSection(ProjectConfigurationPlatforms) = postSolution
+		{CAF26211-0E8F-4AC7-9275-93644EB8CB69}.Debug|x64.ActiveCfg = Debug|x64
+		{CAF26211-0E8F-4AC7-9275-93644EB8CB69}.Debug|x64.Build.0 = Debug|x64
+		{CAF26211-0E8F-4AC7-9275-93644EB8CB69}.Debug|x86.ActiveCfg = Debug|Win32
+		{CAF26211-0E8F-4AC7-9275-93644EB8CB69}.Debug|x86.Build.0 = Debug|Win32
+		{CAF26211-0E8F-4AC7-9275-93644EB8CB69}.Release|x64.ActiveCfg = Release|x64
+		{CAF26211-0E8F-4AC7-9275-93644EB8CB69}.Release|x64.Build.0 = Release|x64
+		{CAF26211-0E8F-4AC7-9275-93644EB8CB69}.Release|x86.ActiveCfg = Release|Win32
+		{CAF26211-0E8F-4AC7-9275-93644EB8CB69}.Release|x86.Build.0 = Release|Win32
+	EndGlobalSection
+	GlobalSection(SolutionProperties) = preSolution
+		HideSolutionNode = FALSE
+	EndGlobalSection
+	GlobalSection(ExtensibilityGlobals) = postSolution
+		SolutionGuid = {993D01D2-A244-4A85-A944-4306C3324BA9}
+	EndGlobalSection
+EndGlobal
diff --git a/CursorCircle.vcxproj b/CursorCircle.vcxproj
@@ -0,0 +1,146 @@
+<?xml version="1.0" encoding="utf-8"?>
+<Project DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+  <ItemGroup Label="ProjectConfigurations">
+    <ProjectConfiguration Include="Debug|Win32">
+      <Configuration>Debug</Configuration>
+      <Platform>Win32</Platform>
+    </ProjectConfiguration>
+    <ProjectConfiguration Include="Release|Win32">
+      <Configuration>Release</Configuration>
+      <Platform>Win32</Platform>
+    </ProjectConfiguration>
+    <ProjectConfiguration Include="Debug|x64">
+      <Configuration>Debug</Configuration>
+      <Platform>x64</Platform>
+    </ProjectConfiguration>
+    <ProjectConfiguration Include="Release|x64">
+      <Configuration>Release</Configuration>
+      <Platform>x64</Platform>
+    </ProjectConfiguration>
+  </ItemGroup>
+  <PropertyGroup Label="Globals">
+    <VCProjectVersion>17.0</VCProjectVersion>
+    <Keyword>Win32Proj</Keyword>
+    <ProjectGuid>{caf26211-0e8f-4ac7-9275-93644eb8cb69}</ProjectGuid>
+    <RootNamespace>CursorCircle</RootNamespace>
+    <WindowsTargetPlatformVersion>10.0</WindowsTargetPlatformVersion>
+  </PropertyGroup>
+  <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
+    <ConfigurationType>Application</ConfigurationType>
+    <UseDebugLibraries>true</UseDebugLibraries>
+    <PlatformToolset>v143</PlatformToolset>
+    <CharacterSet>Unicode</CharacterSet>
+  </PropertyGroup>
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Release|Win32'" Label="Configuration">
+    <ConfigurationType>Application</ConfigurationType>
+    <UseDebugLibraries>false</UseDebugLibraries>
+    <PlatformToolset>v143</PlatformToolset>
+    <WholeProgramOptimization>true</WholeProgramOptimization>
+    <CharacterSet>Unicode</CharacterSet>
+  </PropertyGroup>
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|x64'" Label="Configuration">
+    <ConfigurationType>Application</ConfigurationType>
+    <UseDebugLibraries>true</UseDebugLibraries>
+    <PlatformToolset>v143</PlatformToolset>
+    <CharacterSet>Unicode</CharacterSet>
+  </PropertyGroup>
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Release|x64'" Label="Configuration">
+    <ConfigurationType>Application</ConfigurationType>
+    <UseDebugLibraries>false</UseDebugLibraries>
+    <PlatformToolset>v143</PlatformToolset>
+    <WholeProgramOptimization>true</WholeProgramOptimization>
+    <CharacterSet>Unicode</CharacterSet>
+  </PropertyGroup>
+  <Import Project="$(VCTargetsPath)\Microsoft.Cpp.props" />
+  <ImportGroup Label="ExtensionSettings">
+  </ImportGroup>
+  <ImportGroup Label="Shared">
+  </ImportGroup>
+  <ImportGroup Label="PropertySheets" Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'">
+    <Import Project="$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props" Condition="exists('$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props')" Label="LocalAppDataPlatform" />
+  </ImportGroup>
+  <ImportGroup Label="PropertySheets" Condition="'$(Configuration)|$(Platform)'=='Release|Win32'">
+    <Import Project="$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props" Condition="exists('$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props')" Label="LocalAppDataPlatform" />
+  </ImportGroup>
+  <ImportGroup Label="PropertySheets" Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">
+    <Import Project="$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props" Condition="exists('$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props')" Label="LocalAppDataPlatform" />
+  </ImportGroup>
+  <ImportGroup Label="PropertySheets" Condition="'$(Configuration)|$(Platform)'=='Release|x64'">
+    <Import Project="$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props" Condition="exists('$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props')" Label="LocalAppDataPlatform" />
+  </ImportGroup>
+  <PropertyGroup Label="UserMacros" />
+  <ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'">
+    <ClCompile>
+      <WarningLevel>Level3</WarningLevel>
+      <SDLCheck>true</SDLCheck>
+      <PreprocessorDefinitions>WIN32;_DEBUG;_WINDOWS;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <ConformanceMode>true</ConformanceMode>
+    </ClCompile>
+    <Link>
+      <SubSystem>Windows</SubSystem>
+      <GenerateDebugInformation>true</GenerateDebugInformation>
+    </Link>
+  </ItemDefinitionGroup>
+  <ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='Release|Win32'">
+    <ClCompile>
+      <WarningLevel>Level3</WarningLevel>
+      <FunctionLevelLinking>true</FunctionLevelLinking>
+      <IntrinsicFunctions>true</IntrinsicFunctions>
+      <SDLCheck>true</SDLCheck>
+      <PreprocessorDefinitions>WIN32;NDEBUG;_WINDOWS;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <ConformanceMode>true</ConformanceMode>
+    </ClCompile>
+    <Link>
+      <SubSystem>Windows</SubSystem>
+      <EnableCOMDATFolding>true</EnableCOMDATFolding>
+      <OptimizeReferences>true</OptimizeReferences>
+      <GenerateDebugInformation>true</GenerateDebugInformation>
+    </Link>
+  </ItemDefinitionGroup>
+  <ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">
+    <ClCompile>
+      <WarningLevel>Level3</WarningLevel>
+      <SDLCheck>true</SDLCheck>
+      <PreprocessorDefinitions>_DEBUG;_WINDOWS;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <ConformanceMode>true</ConformanceMode>
+    </ClCompile>
+    <Link>
+      <SubSystem>Windows</SubSystem>
+      <GenerateDebugInformation>true</GenerateDebugInformation>
+    </Link>
+  </ItemDefinitionGroup>
+  <ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='Release|x64'">
+    <ClCompile>
+      <WarningLevel>Level3</WarningLevel>
+      <FunctionLevelLinking>true</FunctionLevelLinking>
+      <IntrinsicFunctions>true</IntrinsicFunctions>
+      <SDLCheck>true</SDLCheck>
+      <PreprocessorDefinitions>NDEBUG;_WINDOWS;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <ConformanceMode>true</ConformanceMode>
+    </ClCompile>
+    <Link>
+      <SubSystem>Windows</SubSystem>
+      <EnableCOMDATFolding>true</EnableCOMDATFolding>
+      <OptimizeReferences>true</OptimizeReferences>
+      <GenerateDebugInformation>true</GenerateDebugInformation>
+    </Link>
+  </ItemDefinitionGroup>
+  <ItemGroup>
+    <ClInclude Include="resource.h" />
+    <ClInclude Include="targetver.h" />
+  </ItemGroup>
+  <ItemGroup>
+    <ClCompile Include="CursorCircle.cpp" />
+  </ItemGroup>
+  <ItemGroup>
+    <ResourceCompile Include="CursorCircle.rc" />
+  </ItemGroup>
+  <ItemGroup>
+    <Image Include="CursorCircle.ico" />
+    <Image Include="small.ico" />
+  </ItemGroup>
+  <Import Project="$(VCTargetsPath)\Microsoft.Cpp.targets" />
+  <ImportGroup Label="ExtensionTargets">
+  </ImportGroup>
+</Project>