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PROGMGR2/group.h

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+/* * * * * * * *\
+	GROUP.H -
+		Copyright (c) 2024 Vortesys, Brady McDermott
+	DESCRIPTION -
+		Program group/item structures, functions and definitons
+	LICENSE INFORMATION -
+		MIT License, see LICENSE.txt in the root folder
+\* * * * * * * */
+
+/* Pragmas */
+#pragma once
+
+/* Definitions */
+#define MAX_GROUPS 512
+#define MAX_ITEMS 512
+#define MAX_TITLE_LENGTH 255 // Same as the registry key name max length
+#define ITEM_BATCH_COUNT 8
+// Group Format Definitions
+#define GRP_SIGNATURE 0x47324D50L // PM2G
+#define GRP_VERSION 2 // Increment for breaking changes, format version
+// Group Flag Values (DWORD)
+#define GRP_FLAG_COMMON 0x00000001
+#define GRP_FLAG_READONLY 0x00000002
+#define GRP_FLAG_MINIMIZED 0x00000004
+#define GRP_FLAG_MAXIMIZED 0x00000008
+// Item Flag Values (DWORD)
+#define ITM_FLAG_HOTKEY 0x00000001
+#define ITM_FLAG_PRIVILEGE 0x00000002
+#define ITM_FLAG_MINIMIZED 0x00000004
+#define ITM_FLAG_MAXIMIZED 0x00000008
+
+/* Structures */
+// Item Structure
+typedef struct _ITEM {
+	// Item executable and name
+	WCHAR szName[MAX_TITLE_LENGTH + 1];
+	WCHAR szExecPath[MAX_PATH + 1]; // Path of the executable
+	WCHAR szWorkPath[MAX_PATH + 1]; // Working directory
+	// Item flags
+	DWORD dwFlags; // Use with ITM_FLAG_* values.
+	UINT uiHotkeyModifiers;
+	UINT uiHotkeyVirtualKey;
+	// Icon
+	WCHAR szIconPath[MAX_PATH + 1];
+	INT iIconIndex;
+} ITEM, * PITEM;
+
+// Group format, .GRP
+typedef struct _GROUP {
+	// Group file header
+	DWORD dwSignature; // Set to GRP_SIGNATURE
+	WORD wVersion; // Group format version
+	WORD wChecksum;
+	// Group information
+	WCHAR szName[MAX_TITLE_LENGTH + 1];
+	DWORD dwFlags; // Use with GRP_FLAG_* values.
+	FILETIME ftLastWrite;
+	// Window information
+	RECT rcGroup;
+	WINDOWPLACEMENT wp;
+	// Icon
+	WCHAR szIconPath[MAX_PATH + 1];
+	INT iIconIndex;
+	// Items
+	WORD cItemArray; // Number of items in pItemArray
+	ITEM pItemArray[1]; // Array of items
+} GROUP, * PGROUP;
+
+/*  Global Variables */
+extern HWND			hWndMDIClient;
+
+/*  Local Variables */
+
+/* Function Prototypes */
+BOOL InitializeGroups(VOID);
+// Group Management
+HWND CreateGroup(_In_ PGROUP pg);
+BOOL RemoveGroup(_In_ HWND hWndGroup, _In_ BOOL bEliminate);
+// Item Management
+PITEM CreateItem(_In_ HWND hWndGroup, _In_ PITEM pi);
+BOOL LoadItems(_In_ HWND hWndGroup);
+BOOL RemoveItem(_In_ PITEM pi);
+BOOL ExecuteItem(_In_ PITEM pi);
+// Save/Load helper functions
+VOID UpdateGroup(_In_ PGROUP pg);
+BOOL VerifyGroup(_In_ PGROUP pg, _In_ BOOL bRepair);
+// Helper functions
+UINT CalculateGroupMemory(_In_ PGROUP pGroup, _In_ UINT cItems, _In_ BOOL bLean);
+HWND GetHwndFromPGroup(_In_ PGROUP pg);
+BOOL GetHwndFromPGroupEnum(_In_ HWND hwnd, _In_ LPARAM lParam);
+// Group Window
+LRESULT CALLBACK GroupWndProc(HWND hWnd, UINT message, WPARAM wParam, LPARAM lParam);