dllwnd.cpp

简单的输入法 各位多多指教 简单的输入法 各位多多指教

// DllWnd.cpp : Defines the entry point for the DLL application.
//

#include "stdafx.h"
#include "sip.h"
#include "resource.h"

//===================================================================
#define MYMSG_REGCALLBACK			(WM_USER+100)
//Description:
//	The message is using for registering the input method callback function
//
//Parameters:
//	pImCallback = (IIMCallback *)wParam
//	0 = lParam

//=====================================================================




//====================================================================
//Macro define
#define WINDOW_CLASS					TEXT("IMWND_Class")
#define WINDOW_TITLE					TEXT("IMWND_Title")

//The taskbar height
#define TASKBAR_HEIGHT_AUTOHIDE			5
#define TASKBAR_HEIGHT					26

#define IMG_IMWND_WIDTH					370
#define IMG_IMWND_HEIGHT				206

#define SCREEN_WIDTH					800
#define SCREEN_HEIGHT					480


//-----------------------------------------------------
//Write the log function
//#define WRITE_LOG

#ifdef WRITE_LOG
	VOID WriteLog(CHAR* str);
	#define WRITELOG(str) WriteLog(str)
#else
	#define WRITELOG(str)
#endif
//==================================================================






//==================================================================
//Forward Declare

//------------------------------------------------------------------------
//The interface

HWND IMGetWindow();
void IMShowUserOptionsDlg(HWND hWndParent,HINSTANCE hInst);
void IMShowWindow(BOOL bShow);
void IMDestroyWindow();
BOOL IMInitialize(HINSTANCE hInstSip, HWND hWndSip);

//------------------------------------------------------------------------


void OnDestroy(HWND hWnd,UINT wMsg,WPARAM wParam,LPARAM lParam);
void OnPaint(HWND hWnd,UINT wMsg,WPARAM wParam,LPARAM lParam);
void OnRegCallback(HWND hWnd,UINT wMsg,WPARAM wParam,LPARAM lParam);
void OnLButtonUp(HWND hWnd,UINT wMsg,WPARAM wParam,LPARAM lParam);
LRESULT WndProc(HWND hWnd,UINT wMsg,WPARAM wParam,LPARAM lParam);
//---------------------------------------------------------------------
//The global member
HWND g_hWnd = NULL;
HWND g_hWndSip = NULL;
HMODULE g_hInst = NULL;
HINSTANCE g_hInstSip = NULL;
IIMCallback *g_pIMCallback; //Pointer to the callback function
//=======================================================================






//-------------------------------------------------------------------
//Description:
//	The DLLMAIN
//
//------------------------------------------------------------------
BOOL APIENTRY DllMain( HANDLE hModule, 
                       DWORD  ul_reason_for_call, 
                       LPVOID lpReserved
					 )
{
	switch(ul_reason_for_call)
	{
		case DLL_PROCESS_ATTACH:
		{
			g_hInst = (HMODULE)hModule;
			WRITELOG("DllWnd::DllMain DLL_PROCESS_ATTACH ");
			break;
		}
	}

	return TRUE;
}






//-------------------------------------------------------------------
//Description:
//	Get the window handle
//
//------------------------------------------------------------------
HWND IMGetWindow()
{
	
	
	if(g_hWnd != NULL)
	{
		WRITELOG("DllWnd::GetWindow()");
	}
	else
	{
		WRITELOG("DllWnd::GetWindow(), but the g_hWnd is NULL");
	}

	return g_hWnd;
}


//-------------------------------------------------------------------
//Description:
//	Show the user options dialog
//
//------------------------------------------------------------------
void IMShowUserOptionsDlg(HWND hWndParent,HINSTANCE hInst)
{
	MessageBox(NULL,TEXT("控制面板可以調出的輸入法設置"),TEXT("設置"),MB_OK);
}


//-------------------------------------------------------------------
//Description:
//	Show the window
//
//------------------------------------------------------------------
void IMShowWindow(BOOL bShow)
{
	if(bShow == TRUE)
	{
		::ShowWindow(g_hWnd,SW_SHOW);
	}
	else
	{
		::ShowWindow(g_hWnd,SW_HIDE);
	}
}


//-------------------------------------------------------------------
//Description:
//	Destroy the window
//
//------------------------------------------------------------------
void IMDestroyWindow()
{
	::DestroyWindow(g_hWnd);
	WRITELOG("DllWnd::DestroyWindow()");
}


//-------------------------------------------------------------------
//Description:
//	Initialize the window
//
//------------------------------------------------------------------
BOOL IMInitialize(HINSTANCE hInstSip, HWND hWndSip)
{
	g_hInstSip = hInstSip;
	g_hWndSip = hWndSip;



	
	UnregisterClass(WINDOW_CLASS,g_hInst);
	
	WNDCLASS wc = {0};
	wc.style = CS_VREDRAW | CS_HREDRAW;;
	wc.lpfnWndProc = WndProc; 
	wc.cbClsExtra = 0;
	wc.cbWndExtra = 0;
	wc.hInstance = g_hInst;
	wc.hIcon = NULL;
	wc.hCursor = NULL;
	wc.hbrBackground = (HBRUSH)GetStockObject(WHITE_BRUSH);
	wc.lpszMenuName = NULL;
	wc.lpszClassName = WINDOW_CLASS;
	if(RegisterClass(&wc) == 0)
	{
		WRITELOG("DllWnd::Failed in RegisterClass()");
		return FALSE;
	}
	else
	{
		WRITELOG("DllWnd::Succeeded in RegisterClass()");
	}
	

	


	
	//Set the window area to suit with the image
	RECT rcClientWnd = {0};
    GetClientRect (hWndSip, &rcClientWnd);
	RECT rcSipWnd = {0};
	GetWindowRect(hWndSip,&rcSipWnd);
	//It may be the frame for the parent window,so we must hold it.
	int iWidth = (rcSipWnd.right - rcSipWnd.left ) - (rcClientWnd.right - rcClientWnd.left) + IMG_IMWND_WIDTH; 
	int iHeight = (rcSipWnd.bottom - rcSipWnd.top) - (rcClientWnd.bottom - rcClientWnd.top) + IMG_IMWND_HEIGHT;
	rcSipWnd.left = SCREEN_WIDTH - iWidth;
	rcSipWnd.top = SCREEN_HEIGHT - iHeight - TASKBAR_HEIGHT;
	SetWindowPos(hWndSip,hWndSip,rcSipWnd.left,rcSipWnd.top,iWidth,iHeight,NULL);

    // Create SIP window.  
	g_hWnd = CreateWindowEx(0,
						WINDOW_CLASS,
						WINDOW_TITLE,
						WS_CHILD | WS_BORDER ,
						rcClientWnd.left,
						rcClientWnd.top,
						IMG_IMWND_WIDTH,//rcWnd.right - rcWnd.left,
						IMG_IMWND_HEIGHT,//rcWnd.bottom - rcWnd.top,
						hWndSip,
						NULL,
						g_hInst,
						NULL
						);
			
	




	if(IsWindow(g_hWnd)==FALSE)
	{
		return FALSE;
		WRITELOG("DllWnd::Failed in IsWindow()");
	}



	return TRUE;
}



//-------------------------------------------------------------------
//Description:
//	The window process
//
//------------------------------------------------------------------
LRESULT WndProc(HWND hWnd,UINT wMsg,WPARAM wParam,LPARAM lParam)
{
	switch(wMsg)
	{
		case WM_PAINT:
			OnPaint(hWnd,wMsg,wParam,lParam);
			return 0;
		case MYMSG_REGCALLBACK:
			OnRegCallback(hWnd,wMsg,wParam,lParam);
			return 0;
		case WM_ERASEBKGND:
			//Do nothing in order not to flash the window
			return 0;
		case WM_LBUTTONUP:
			OnLButtonUp(hWnd,wMsg,wParam,lParam);
			return 0;

	}
	return DefWindowProc(hWnd,wMsg,wParam,lParam);
}



//-------------------------------------------------------------------
//Description:
//	On message WM_PAINT
//
//------------------------------------------------------------------
void OnPaint(HWND hWnd,UINT wMsg,WPARAM wParam,LPARAM lParam)
{
	
	PAINTSTRUCT ps;
	HDC hdc = BeginPaint(hWnd,&ps);
	//Create a DC that matches the device
	HBITMAP hBitmap = CreateCompatibleBitmap(hdc,IMG_IMWND_WIDTH,IMG_IMWND_HEIGHT);
	HDC hdcMem = CreateCompatibleDC(hdc);
	//Select the bitmap into to the compatible device context
	HGDIOBJ hOldSel = SelectObject(hdcMem,hBitmap);
	
	//Create a DC that matches the device
	HDC hdcBmp = CreateCompatibleDC(hdc);
	//Load the bitmap
	HANDLE hBmp= LoadImage(g_hInst,MAKEINTRESOURCE(IDB_PANNEL),IMAGE_BITMAP,0,0,0);
	//Select the bitmap into to the compatible device context
	HGDIOBJ hOldBmpSel = SelectObject(hdcBmp,hBmp);
	//Copy the bitmap image to the memory DC.
	BitBlt(hdcMem,0,0,IMG_IMWND_WIDTH,IMG_IMWND_HEIGHT,hdcBmp,0,0,SRCCOPY);


	//Draw to the screen
	BitBlt(hdc,0,0,IMG_IMWND_WIDTH,IMG_IMWND_HEIGHT,hdcMem,0,0,SRCCOPY);
	
	//Restore original bitmap selection and destroy the memory DC
	SelectObject(hdcBmp,hOldBmpSel);
	SelectObject(hdcMem,hOldSel);
	DeleteObject(hBitmap);
	DeleteDC(hdcBmp);
	DeleteDC(hdcMem);
	EndPaint(hWnd,&ps);
}

//-------------------------------------------------------------------
//Description:
//	On message MYMSG_REGCALLBACK
//
//------------------------------------------------------------------
void OnRegCallback(HWND hWnd,UINT wMsg,WPARAM wParam,LPARAM lParam)
{
	g_pIMCallback = (IIMCallback *)wParam;

	WRITELOG("DllWnd::OnRegCallback()");
}

//-------------------------------------------------------------------
//Description:
//	On message WM_LBUTTONUP
//
//------------------------------------------------------------------
void OnLButtonUp(HWND hWnd,UINT wMsg,WPARAM wParam,LPARAM lParam)
{
	if(g_pIMCallback != NULL)
	{
		g_pIMCallback->SendString(TEXT("輸入法測試程序 "),8);
		//g_pIMCallback->SendCharEvents(VK_RIGHT,KeyStateDownFlag,1,&wShiftFlags,&wChar);
	}
	else
	{
		WRITELOG("DllWnd::g_pIMCallback is NULL");
	}
}



//------------------------------------------------------------------------------
//Description:
//	Write string to the log.txt file
//
//-----------------------------------------------------------------------------
VOID WriteLog(CHAR* str)
{
    FILE* fp = fopen("\\log.txt", "a+");
    if (fp != NULL) {
		fwrite(str, strlen(str), 1, fp);
		fwrite("\n", strlen("\n"), 1, fp);
        fclose(fp);
    }
}