| /************************************************************** |
| * |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the License. |
| * |
| *************************************************************/ |
| |
| |
| |
| #ifdef WNT |
| |
| #include <windows.h> |
| // property name to register own window procedure on hwnd |
| #define OLD_PROC_KEY "oldwindowproc" |
| // signature of this window procedure |
| static LRESULT APIENTRY NativeViewWndProc( HWND , UINT , WPARAM , LPARAM ); |
| |
| #endif |
| |
| #include "jawt.h" |
| #include "jawt_md.h" |
| #include "NativeView.h" |
| |
| #define MY_ASSERT(X,S) if (!X) { fprintf(stderr,"%s\n",S); return 0L;} |
| |
| #define SYSTEM_WIN32 1 |
| #define SYSTEM_WIN16 2 |
| #define SYSTEM_JAVA 3 |
| #define SYSTEM_OS2 4 |
| #define SYSTEM_MAC 5 |
| #define SYSTEM_XWINDOW 6 |
| |
| /***************************************************************************** |
| * |
| * Class : NativeView |
| * Method : getNativeWindowSystemType |
| * Signature : ()I |
| * Description: returns an identifier for the current operating system |
| */ |
| JNIEXPORT jint JNICALL Java_embeddedobj_test_NativeView_getNativeWindowSystemType |
| (JNIEnv * env, jobject obj_this) |
| { |
| return (SYSTEM_WIN32); |
| } |
| |
| /***************************************************************************** |
| * |
| * Class : NativeView |
| * Method : getNativeWindow |
| * Signature : ()J |
| * Description: returns the native systemw window handle of this object |
| */ |
| JNIEXPORT jlong JNICALL Java_embeddedobj_test_NativeView_getNativeWindow |
| (JNIEnv * env, jobject obj_this) |
| { |
| jboolean result ; |
| jint lock ; |
| JAWT awt ; |
| JAWT_DrawingSurface* ds ; |
| JAWT_DrawingSurfaceInfo* dsi ; |
| JAWT_Win32DrawingSurfaceInfo* dsi_win ; |
| jlong drawable; |
| |
| #if 0 |
| LONG hFuncPtr; |
| #endif |
| |
| /* Get the AWT */ |
| awt.version = JAWT_VERSION_1_3; |
| result = JAWT_GetAWT(env, &awt); |
| MY_ASSERT(result!=JNI_FALSE,"wrong jawt version"); |
| |
| /* Get the drawing surface */ |
| if ((ds = awt.GetDrawingSurface(env, obj_this)) == NULL) |
| return 0L; |
| |
| /* Lock the drawing surface */ |
| lock = ds->Lock(ds); |
| MY_ASSERT((lock & JAWT_LOCK_ERROR)==0,"can't lock the drawing surface"); |
| |
| /* Get the drawing surface info */ |
| dsi = ds->GetDrawingSurfaceInfo(ds); |
| |
| /* Get the platform-specific drawing info */ |
| #ifdef WNT |
| dsi_win = (JAWT_Win32DrawingSurfaceInfo*)dsi->platformInfo; |
| drawable = (jlong)dsi_win->hwnd; |
| #else |
| dsi_x11 = (JAWT_X11DrawingSurfaceInfo*)dsi->platformInfo; |
| drawable = (jlong)dsi_x11->drawable; |
| #endif |
| |
| /* Free the drawing surface info */ |
| ds->FreeDrawingSurfaceInfo(dsi); |
| /* Unlock the drawing surface */ |
| ds->Unlock(ds); |
| /* Free the drawing surface */ |
| awt.FreeDrawingSurface(ds); |
| |
| #if 0 |
| /* 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)drawable, OLD_PROC_KEY )==0) |
| { |
| hFuncPtr = SetWindowLong( (HWND)drawable, GWL_WNDPROC, (DWORD)NativeViewWndProc ); |
| SetProp( (HWND)drawable, OLD_PROC_KEY, (HANDLE)hFuncPtr ); |
| } |
| #endif |
| |
| return drawable; |
| } |
| |
| #if 0 |
| /***************************************************************************** |
| * |
| * Class : - |
| * Method : NativeViewWndProc |
| * Signature : - |
| * Description: registered window handler to intercept window messages between |
| * java and office process |
| */ |
| static LRESULT APIENTRY NativeViewWndProc( |
| HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam) |
| { |
| HANDLE hFuncPtr; |
| |
| /* resize new created child window to fill out the java window complete */ |
| if (uMsg==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); |
| } |
| } |
| /* handle normal resize events */ |
| else if(uMsg==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); |
| } |
| |
| /* forward request to original handler which is intercepted by this window procedure */ |
| hFuncPtr = GetProp(hWnd, OLD_PROC_KEY); |
| MY_ASSERT(hFuncPtr,"lost original window proc handler"); |
| return CallWindowProc( hFuncPtr, hWnd, uMsg, wParam, lParam); |
| } |
| #endif |
| |