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/*************************************************************************
*
* OpenOffice.org - a multi-platform office productivity suite
*
* $RCSfile: com_sun_star_comp_beans_LocalOfficeWindow.c,v $
*
* $Revision: 1.4 $
*
* last change: $Author: hr $ $Date: 2006-06-19 20:03:53 $
*
* The Contents of this file are made available subject to
* the terms of GNU Lesser General Public License Version 2.1.
*
*
* GNU Lesser General Public License Version 2.1
* =============================================
* Copyright 2005 by Sun Microsystems, Inc.
* 901 San Antonio Road, Palo Alto, CA 94303, USA
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License version 2.1, as published by the Free Software Foundation.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*
************************************************************************/
#if defined _MSC_VER
#pragma warning(push, 1)
#endif
#include <windows.h>
#if defined _MSC_VER
#pragma warning(pop)
#endif
#include "jawt.h"
#if defined _MSC_VER
#pragma warning(push, 1)
#endif
#include "jawt_md.h"
#if defined _MSC_VER
#pragma warning(pop)
#endif
#define SYSTEM_WIN32 1
#define SYSTEM_WIN16 2
#define SYSTEM_JAVA 3
#define SYSTEM_OS2 4
#define SYSTEM_MAC 5
#define SYSTEM_XWINDOW 6
#define OLD_PROC_KEY "oldwindowproc"
static LRESULT APIENTRY OpenOfficeWndProc( HWND , UINT , WPARAM , LPARAM );
/* type must be something like java/lang/RuntimeException
*/
static void ThrowException(JNIEnv * env, char const * type, char const * msg) {
jclass c;
(*env)->ExceptionClear(env);
c = (*env)->FindClass(env, type);
if (c == NULL) {
(*env)->ExceptionClear(env);
(*env)->FatalError(
env, "JNI FindClass failed");
}
if ((*env)->ThrowNew(env, c, msg) != 0) {
(*env)->ExceptionClear(env);
(*env)->FatalError(env, "JNI ThrowNew failed");
}
}
/*****************************************************************************/
/*
* Class: com_sun_star_comp_beans_LocalOfficeWindow
* Method: getNativeWindowSystemType
* Signature: ()I
*/
JNIEXPORT jint JNICALL Java_com_sun_star_comp_beans_LocalOfficeWindow_getNativeWindowSystemType
(JNIEnv * env, jobject obj_this)
{
(void) env; // unused
(void) obj_this; // unused
return (SYSTEM_WIN32);
}
/*****************************************************************************/
/*
* Class: com_sun_star_comp_beans_LocalOfficeWindow
* Method: getNativeWindow
* Signature: ()J
*/
JNIEXPORT jlong JNICALL Java_com_sun_star_comp_beans_LocalOfficeWindow_getNativeWindow
(JNIEnv * env, jobject obj_this)
{
jboolean result;
jint lock;
JAWT awt;
JAWT_DrawingSurface* ds;
JAWT_DrawingSurfaceInfo* dsi;
JAWT_Win32DrawingSurfaceInfo* dsi_win;
HDC hdc;
HWND hWnd;
LONG hFuncPtr;
/* Get the AWT */
awt.version = JAWT_VERSION_1_3;
result = JAWT_GetAWT(env, &awt);
if (result == JNI_FALSE)
ThrowException(env, "java/lang/RuntimeException", "JAWT_GetAWT failed");
/* Get the drawing surface */
if ((ds = awt.GetDrawingSurface(env, obj_this)) == NULL)
return 0L;
/* Lock the drawing surface */
lock = ds->Lock(ds);
if ( (lock & JAWT_LOCK_ERROR) != 0)
ThrowException(env, "java/lang/RuntimeException",
"Could not get AWT drawing surface.");
/* Get the drawing surface info */
dsi = ds->GetDrawingSurfaceInfo(ds);
/* Get the platform-specific drawing info */
dsi_win = (JAWT_Win32DrawingSurfaceInfo*)dsi->platformInfo;
hdc = dsi_win->hdc;
hWnd = dsi_win->hwnd;
/* Free the drawing surface info */
ds->FreeDrawingSurfaceInfo(dsi);
/* Unlock the drawing surface */
ds->Unlock(ds);
/* Free the drawing surface */
awt.FreeDrawingSurface(ds);
/* Register own window procedure
Do it one times only! Otherwhise
multiple instances will be registered
and calls on such construct produce
a stack overflow.
*/
if (GetProp( hWnd, OLD_PROC_KEY )==0)
{
hFuncPtr = SetWindowLong( hWnd, GWL_WNDPROC, (DWORD)OpenOfficeWndProc );
SetProp( hWnd, OLD_PROC_KEY, (HANDLE)hFuncPtr );
}
return ((jlong)hWnd);
}
static LRESULT APIENTRY OpenOfficeWndProc(
HWND hWnd,
UINT uMsg,
WPARAM wParam,
LPARAM lParam)
{
switch(uMsg)
{
case WM_PARENTNOTIFY: {
if (wParam == WM_CREATE) {
RECT rect;
HWND hChild = (HWND) lParam;
GetClientRect(hWnd, &rect);
SetWindowPos(hChild,
NULL,
rect.left,
rect.top,
rect.right - rect.left,
rect.bottom - rect.top,
SWP_NOZORDER);
}
break;
}
case WM_SIZE: {
WORD newHeight = HIWORD(lParam);
WORD newWidth = LOWORD(lParam);
HWND hChild = GetWindow(hWnd, GW_CHILD);
if (hChild != NULL) {
SetWindowPos(hChild, NULL, 0, 0, newWidth, newHeight, SWP_NOZORDER);
}
break;
}
}
#if defined _MSC_VER
#pragma warning(push)
#pragma warning(disable: 4152) /* function/data pointer conversion: */
#endif
return CallWindowProc(GetProp(hWnd, OLD_PROC_KEY),
hWnd, uMsg, wParam, lParam);
#if defined _MSC_VER
#pragma warning(pop)
#endif
}
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