Initial commit

MenuHookUnit.cpp

@@ -0,0 +1,80 @@
+//---------------------------------------------------------------------------
+#pragma hdrstop
+#include <tchar.h>
+#include "MenuHookUnit.h"
+
+//---------------------------------------------------------------------------
+#pragma package(smart_init)
+
+WNDPROC MenuOldWndProc;
+
+LRESULT CALLBACK MenuWndProc( HWND hWnd, UINT Msg, WPARAM wParam, LPARAM lParam )
+{
+	LRESULT ret;
+	switch( Msg ){
+		case WM_CREATE:
+			ret = CallWindowProc( MenuOldWndProc, hWnd, Msg, wParam, lParam );
+			{
+				//去除边界
+				DWORD dwStyle = GetWindowLong(hWnd, GWL_STYLE);
+				dwStyle &= ~( WS_BORDER | WS_DLGFRAME );
+				SetWindowLong(hWnd, GWL_STYLE, dwStyle );
+
+				//去除框架
+				DWORD dwStyleEx = GetWindowLong(hWnd, GWL_EXSTYLE);
+				dwStyleEx &= ~( WS_EX_DLGMODALFRAME | WS_EX_WINDOWEDGE );
+				SetWindowLong(hWnd, GWL_EXSTYLE, dwStyleEx);
+			}
+			return ret;
+
+		case WM_PRINT:
+			return CallWindowProc( MenuOldWndProc, hWnd, WM_PRINTCLIENT, wParam, lParam );
+
+		case WM_WINDOWPOSCHANGING:
+			{
+				//将菜单大小改小
+				PWINDOWPOS lpPos = PWINDOWPOS(lParam);
+				int deltaX = GetSystemMetrics(SM_CXEDGE) + GetSystemMetrics(SM_CXFOCUSBORDER);
+				int deltaY = GetSystemMetrics(SM_CYEDGE) + GetSystemMetrics(SM_CYFOCUSBORDER);
+
+				lpPos->cx -= 2 * deltaX;
+				lpPos->cy -= 2 * deltaY;
+			}
+			return CallWindowProc( MenuOldWndProc, hWnd, Msg, wParam, lParam );
+
+		case WM_GETICON:
+			return 0;
+
+		case WM_NCPAINT:
+			return CallWindowProc( MenuOldWndProc, hWnd, WM_PRINT, wParam, lParam );
+
+		default:
+			return CallWindowProc( MenuOldWndProc, hWnd, Msg, wParam, lParam );
+	}
+}
+
+LRESULT CALLBACK WindowsHook( int Code, UINT wParam, long lParam)
+{
+	PCWPSTRUCT pStruct;
+	WNDPROC lastWndProc;
+	TCHAR strClassName[64];
+
+	pStruct = (PCWPSTRUCT)lParam;
+
+	//捕捉菜单创建WM_CREATE和0x01E2消息，检查是否菜单窗口
+	if( Code==HC_ACTION && ( pStruct->message==WM_CREATE || pStruct->message==0x01E2 ) &&
+					 GetClassName(pStruct->hwnd, strClassName, sizeof(strClassName))==6 &&
+					 _tcscmp(strClassName, L"#32768")==0 ){
+		lastWndProc = (WNDPROC)GetWindowLong( pStruct->hwnd, GWL_WNDPROC );
+
+		if( lastWndProc!=MenuWndProc ){
+			//替换菜单窗口过程函数
+			SetWindowLong( pStruct->hwnd, GWL_WNDPROC, (long)MenuWndProc );
+			//保留旧的窗口过程
+			MenuOldWndProc = lastWndProc;
+		}
+	}
+
+	return CallNextHookEx( (HHOOK)WH_CALLWNDPROC, Code, wParam, lParam );
+}
+