diff options
Diffstat (limited to 'odk/examples/DevelopersGuide/OfficeDev/DesktopEnvironment/nativelib/windows/nativeview.c')
| -rw-r--r-- | odk/examples/DevelopersGuide/OfficeDev/DesktopEnvironment/nativelib/windows/nativeview.c | 181 |
1 files changed, 181 insertions, 0 deletions
diff --git a/odk/examples/DevelopersGuide/OfficeDev/DesktopEnvironment/nativelib/windows/nativeview.c b/odk/examples/DevelopersGuide/OfficeDev/DesktopEnvironment/nativelib/windows/nativeview.c new file mode 100644 index 000000000000..84173a0e546a --- /dev/null +++ b/odk/examples/DevelopersGuide/OfficeDev/DesktopEnvironment/nativelib/windows/nativeview.c @@ -0,0 +1,181 @@ +/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ +/************************************************************************* + * + * The Contents of this file are made available subject to the terms of + * the BSD license. + * + * Copyright 2000, 2010 Oracle and/or its affiliates. + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. Neither the name of Sun Microsystems, Inc. nor the names of its + * contributors may be used to endorse or promote products derived + * from this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS + * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE + * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, + * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, + * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS + * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND + * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR + * TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE + * USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + * + *************************************************************************/ + +#include <windows.h> + +#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 + +// 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 ); + +/***************************************************************************** + * + * Class : NativeView + * Method : getNativeWindowSystemType + * Signature : ()I + * Description: returns an identifier for the current operating system + */ +JNIEXPORT jint JNICALL Java_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_NativeView_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); + 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 */ + 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)NativeViewWndProc ); + SetProp( hWnd, OLD_PROC_KEY, (HANDLE)hFuncPtr ); + } + + return ((jlong)hWnd); +} + +/***************************************************************************** + * + * 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); +} + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |