63 #include <java_awt_Toolkit.h>
64 #include <java_awt_event_InputMethodEvent.h>
65
66 extern void initScreens(JNIEnv *env);
67 extern "C" void awt_dnd_initialize();
68 extern "C" void awt_dnd_uninitialize();
69 extern "C" void awt_clipboard_uninitialize(JNIEnv *env);
70 extern "C" BOOL g_bUserHasChangedInputLang;
71
72 extern CriticalSection windowMoveLock;
73 extern BOOL windowMoveLockHeld;
74
75 // Needed by JAWT: see awt_DrawingSurface.cpp.
76 extern jclass jawtVImgClass;
77 extern jclass jawtVSMgrClass;
78 extern jclass jawtComponentClass;
79 extern jfieldID jawtPDataID;
80 extern jfieldID jawtSDataID;
81 extern jfieldID jawtSMgrID;
82
83 extern void DWMResetCompositionEnabled();
84
85 /************************************************************************
86 * Utilities
87 */
88
89 /* Initialize the Java VM instance variable when the library is
90 first loaded */
91 JavaVM *jvm = NULL;
92
93 JNIEXPORT jint JNICALL
94 JNI_OnLoad(JavaVM *vm, void *reserved)
95 {
96 TRY;
97
98 jvm = vm;
99 return JNI_VERSION_1_2;
100
101 CATCH_BAD_ALLOC_RET(0);
102 }
252 break;
253 case DLL_PROCESS_DETACH:
254 #ifdef DEBUG
255 DTrace_DisableMutex();
256 DMem_DisableMutex();
257 #endif DEBUG
258 break;
259 }
260 return TRUE;
261 }
262
263 /************************************************************************
264 * AwtToolkit fields
265 */
266
267 AwtToolkit AwtToolkit::theInstance;
268
269 /* ids for WToolkit fields accessed from native code */
270 jmethodID AwtToolkit::windowsSettingChangeMID;
271 jmethodID AwtToolkit::displayChangeMID;
272 /* ids for Toolkit methods */
273 jmethodID AwtToolkit::getDefaultToolkitMID;
274 jmethodID AwtToolkit::getFontMetricsMID;
275 jmethodID AwtToolkit::insetsMID;
276
277 /************************************************************************
278 * AwtToolkit methods
279 */
280
281 AwtToolkit::AwtToolkit() {
282 m_localPump = FALSE;
283 m_mainThreadId = 0;
284 m_toolkitHWnd = NULL;
285 m_inputMethodHWnd = NULL;
286 m_verbose = FALSE;
287 m_isActive = TRUE;
288 m_isDisposed = FALSE;
289
290 m_vmSignalled = FALSE;
291
1029 initScreens(env);
1030
1031 // Notify Java side - call WToolkit.displayChanged()
1032 jclass clazz = env->FindClass("sun/awt/windows/WToolkit");
1033 DASSERT(clazz != NULL);
1034 if (!clazz) throw std::bad_alloc();
1035 env->CallStaticVoidMethod(clazz, AwtToolkit::displayChangeMID);
1036
1037 GetInstance().m_displayChanged = TRUE;
1038
1039 ::PostMessage(HWND_BROADCAST, WM_PALETTEISCHANGING, NULL, NULL);
1040 break;
1041 }
1042 case WM_AWT_SETCURSOR: {
1043 ::SetCursor((HCURSOR)wParam);
1044 return TRUE;
1045 }
1046 /* Session management */
1047 case WM_QUERYENDSESSION: {
1048 /* Shut down cleanly */
1049 if (JVM_RaiseSignal(SIGTERM)) {
1050 AwtToolkit::GetInstance().m_vmSignalled = TRUE;
1051 }
1052 return TRUE;
1053 }
1054 case WM_ENDSESSION: {
1055 // Keep pumping messages until the shutdown sequence halts the VM,
1056 // or we exit the MessageLoop because of a WM_QUIT message
1057 AwtToolkit& tk = AwtToolkit::GetInstance();
1058
1059 // if WM_QUERYENDSESSION hasn't successfully raised SIGTERM
1060 // we ignore the ENDSESSION message
1061 if (!tk.m_vmSignalled) {
1062 return 0;
1063 }
1064 tk.MessageLoop(AwtToolkit::PrimaryIdleFunc,
1065 AwtToolkit::CommonPeekMessageFunc);
1066
1067 // Dispose here instead of in eventLoop so that we don't have
1068 // to return from the WM_ENDSESSION handler.
1069 tk.Dispose();
1070
1071 // Never return. The VM will halt the process.
1072 hang_if_shutdown();
1073
1074 // Should never get here.
1075 DASSERT(FALSE);
1076 break;
1077 }
1078 case WM_SYNC_WAIT:
1079 SetEvent(AwtToolkit::GetInstance().m_waitEvent);
1080 break;
1081 }
1082
1083 return DefWindowProc(hWnd, message, wParam, lParam);
1084
1085 CATCH_BAD_ALLOC_RET(0);
1086 }
1087
1088 LRESULT CALLBACK AwtToolkit::GetMessageFilter(int code,
1089 WPARAM wParam, LPARAM lParam)
1090 {
1091 TRY;
1092
1093 if (code >= 0 && wParam == PM_REMOVE && lParam != 0) {
1094 if (AwtToolkit::GetInstance().PreProcessMsg(*(MSG*)lParam) !=
1095 mrPassAlong) {
1096 /* PreProcessMsg() wants us to eat it */
1097 ((MSG*)lParam)->message = WM_NULL;
2115 DASSERT(componentClassLocal != 0);
2116 CHECK_NULL(componentClassLocal);
2117
2118 jawtSMgrID = env->GetFieldID(vImgClassLocal, "volSurfaceManager",
2119 "Lsun/awt/image/VolatileSurfaceManager;");
2120 DASSERT(jawtSMgrID != 0);
2121 CHECK_NULL(jawtSMgrID);
2122
2123 jawtSDataID = env->GetFieldID(vSMgrClassLocal, "sdCurrent",
2124 "Lsun/java2d/SurfaceData;");
2125 DASSERT(jawtSDataID != 0);
2126 CHECK_NULL(jawtSDataID);
2127
2128 jawtPDataID = env->GetFieldID(sDataClassLocal, "pData", "J");
2129 DASSERT(jawtPDataID != 0);
2130 CHECK_NULL(jawtPDataID);
2131 // Save these classes in global references for later use
2132 jawtVImgClass = (jclass)env->NewGlobalRef(vImgClassLocal);
2133 CHECK_NULL(jawtVImgClass);
2134 jawtComponentClass = (jclass)env->NewGlobalRef(componentClassLocal);
2135
2136 CATCH_BAD_ALLOC;
2137 }
2138
2139
2140 /*
2141 * Class: sun_awt_windows_Toolkit
2142 * Method: disableCustomPalette
2143 * Signature: ()V
2144 */
2145 JNIEXPORT void JNICALL
2146 Java_sun_awt_windows_WToolkit_disableCustomPalette(JNIEnv *env, jclass cls) {
2147 AwtPalette::DisableCustomPalette();
2148 }
2149
2150 /*
2151 * Class: sun_awt_windows_WToolkit
2152 * Method: embeddedInit
2153 * Signature: ()Z
2154 */
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63 #include <java_awt_Toolkit.h>
64 #include <java_awt_event_InputMethodEvent.h>
65
66 extern void initScreens(JNIEnv *env);
67 extern "C" void awt_dnd_initialize();
68 extern "C" void awt_dnd_uninitialize();
69 extern "C" void awt_clipboard_uninitialize(JNIEnv *env);
70 extern "C" BOOL g_bUserHasChangedInputLang;
71
72 extern CriticalSection windowMoveLock;
73 extern BOOL windowMoveLockHeld;
74
75 // Needed by JAWT: see awt_DrawingSurface.cpp.
76 extern jclass jawtVImgClass;
77 extern jclass jawtVSMgrClass;
78 extern jclass jawtComponentClass;
79 extern jfieldID jawtPDataID;
80 extern jfieldID jawtSDataID;
81 extern jfieldID jawtSMgrID;
82
83 extern BOOL isSuddenTerminationEnabled;
84
85 extern void DWMResetCompositionEnabled();
86
87 /************************************************************************
88 * Utilities
89 */
90
91 /* Initialize the Java VM instance variable when the library is
92 first loaded */
93 JavaVM *jvm = NULL;
94
95 JNIEXPORT jint JNICALL
96 JNI_OnLoad(JavaVM *vm, void *reserved)
97 {
98 TRY;
99
100 jvm = vm;
101 return JNI_VERSION_1_2;
102
103 CATCH_BAD_ALLOC_RET(0);
104 }
254 break;
255 case DLL_PROCESS_DETACH:
256 #ifdef DEBUG
257 DTrace_DisableMutex();
258 DMem_DisableMutex();
259 #endif DEBUG
260 break;
261 }
262 return TRUE;
263 }
264
265 /************************************************************************
266 * AwtToolkit fields
267 */
268
269 AwtToolkit AwtToolkit::theInstance;
270
271 /* ids for WToolkit fields accessed from native code */
272 jmethodID AwtToolkit::windowsSettingChangeMID;
273 jmethodID AwtToolkit::displayChangeMID;
274
275 jmethodID AwtToolkit::userSessionMID;
276 jmethodID AwtToolkit::systemSleepMID;
277 /* ids for Toolkit methods */
278 jmethodID AwtToolkit::getDefaultToolkitMID;
279 jmethodID AwtToolkit::getFontMetricsMID;
280 jmethodID AwtToolkit::insetsMID;
281
282 /************************************************************************
283 * AwtToolkit methods
284 */
285
286 AwtToolkit::AwtToolkit() {
287 m_localPump = FALSE;
288 m_mainThreadId = 0;
289 m_toolkitHWnd = NULL;
290 m_inputMethodHWnd = NULL;
291 m_verbose = FALSE;
292 m_isActive = TRUE;
293 m_isDisposed = FALSE;
294
295 m_vmSignalled = FALSE;
296
1034 initScreens(env);
1035
1036 // Notify Java side - call WToolkit.displayChanged()
1037 jclass clazz = env->FindClass("sun/awt/windows/WToolkit");
1038 DASSERT(clazz != NULL);
1039 if (!clazz) throw std::bad_alloc();
1040 env->CallStaticVoidMethod(clazz, AwtToolkit::displayChangeMID);
1041
1042 GetInstance().m_displayChanged = TRUE;
1043
1044 ::PostMessage(HWND_BROADCAST, WM_PALETTEISCHANGING, NULL, NULL);
1045 break;
1046 }
1047 case WM_AWT_SETCURSOR: {
1048 ::SetCursor((HCURSOR)wParam);
1049 return TRUE;
1050 }
1051 /* Session management */
1052 case WM_QUERYENDSESSION: {
1053 /* Shut down cleanly */
1054 if (!isSuddenTerminationEnabled) {
1055 return FALSE;
1056 }
1057 if (JVM_RaiseSignal(SIGTERM)) {
1058 AwtToolkit::GetInstance().m_vmSignalled = TRUE;
1059 }
1060 return TRUE;
1061 }
1062 case WM_ENDSESSION: {
1063 // Keep pumping messages until the shutdown sequence halts the VM,
1064 // or we exit the MessageLoop because of a WM_QUIT message
1065 AwtToolkit& tk = AwtToolkit::GetInstance();
1066
1067 // if WM_QUERYENDSESSION hasn't successfully raised SIGTERM
1068 // we ignore the ENDSESSION message
1069 if (!tk.m_vmSignalled) {
1070 return 0;
1071 }
1072 tk.MessageLoop(AwtToolkit::PrimaryIdleFunc,
1073 AwtToolkit::CommonPeekMessageFunc);
1074
1075 // Dispose here instead of in eventLoop so that we don't have
1076 // to return from the WM_ENDSESSION handler.
1077 tk.Dispose();
1078
1079 // Never return. The VM will halt the process.
1080 hang_if_shutdown();
1081
1082 // Should never get here.
1083 DASSERT(FALSE);
1084 break;
1085 }
1086 #ifndef WM_WTSSESSION_CHANGE
1087 #define WM_WTSSESSION_CHANGE 0x02B1
1088 #define WTS_CONSOLE_CONNECT 0x1
1089 #define WTS_CONSOLE_DISCONNECT 0x2
1090 #define WTS_REMOTE_CONNECT 0x3
1091 #define WTS_REMOTE_DISCONNECT 0x4
1092 #define WTS_SESSION_LOGON 0x5
1093 #define WTS_SESSION_LOGOFF 0x6
1094 #define WTS_SESSION_LOCK 0x7
1095 #define WTS_SESSION_UNLOCK 0x8
1096 #define WTS_SESSION_REMOTE_CONTROL 0x9
1097 #endif // WM_WTSSESSION_CHANGE
1098 case WM_WTSSESSION_CHANGE: {
1099 jclass clzz = env->FindClass("sun/awt/windows/WDesktopPeer");
1100 DASSERT(clzz != NULL);
1101 if (!clzz) throw std::bad_alloc();
1102
1103 if (wParam == WTS_CONSOLE_CONNECT
1104 || wParam == WTS_CONSOLE_DISCONNECT
1105 || wParam == WTS_REMOTE_CONNECT
1106 || wParam == WTS_REMOTE_DISCONNECT
1107 || wParam == WTS_SESSION_UNLOCK
1108 || wParam == WTS_SESSION_LOCK) {
1109
1110 static BOOL isActiveStateKnown = FALSE;
1111 static BOOL isActive = FALSE;
1112
1113 BOOL activate = wParam == WTS_CONSOLE_CONNECT
1114 || wParam == WTS_REMOTE_CONNECT
1115 || wParam == WTS_SESSION_UNLOCK;
1116
1117 if (isActive != activate || !isActiveStateKnown) {
1118 env->CallStaticVoidMethod(clzz, AwtToolkit::userSessionMID,
1119 activate
1120 ? JNI_TRUE
1121 : JNI_FALSE);
1122 }
1123
1124 isActive = activate;
1125 isActiveStateKnown = TRUE;
1126 }
1127 break;
1128 }
1129 case WM_POWERBROADCAST: {
1130 jclass clzz = env->FindClass("sun/awt/windows/WDesktopPeer");
1131 DASSERT(clzz != NULL);
1132 if (!clzz) throw std::bad_alloc();
1133
1134 if (wParam == PBT_APMSUSPEND || wParam == PBT_APMRESUMEAUTOMATIC) {
1135 env->CallStaticVoidMethod(clzz, AwtToolkit::systemSleepMID,
1136 wParam == PBT_APMRESUMEAUTOMATIC
1137 ? JNI_TRUE
1138 : JNI_FALSE);
1139 }
1140 break;
1141 }
1142 case WM_SYNC_WAIT:
1143 SetEvent(AwtToolkit::GetInstance().m_waitEvent);
1144 break;
1145 }
1146
1147 return DefWindowProc(hWnd, message, wParam, lParam);
1148
1149 CATCH_BAD_ALLOC_RET(0);
1150 }
1151
1152 LRESULT CALLBACK AwtToolkit::GetMessageFilter(int code,
1153 WPARAM wParam, LPARAM lParam)
1154 {
1155 TRY;
1156
1157 if (code >= 0 && wParam == PM_REMOVE && lParam != 0) {
1158 if (AwtToolkit::GetInstance().PreProcessMsg(*(MSG*)lParam) !=
1159 mrPassAlong) {
1160 /* PreProcessMsg() wants us to eat it */
1161 ((MSG*)lParam)->message = WM_NULL;
2179 DASSERT(componentClassLocal != 0);
2180 CHECK_NULL(componentClassLocal);
2181
2182 jawtSMgrID = env->GetFieldID(vImgClassLocal, "volSurfaceManager",
2183 "Lsun/awt/image/VolatileSurfaceManager;");
2184 DASSERT(jawtSMgrID != 0);
2185 CHECK_NULL(jawtSMgrID);
2186
2187 jawtSDataID = env->GetFieldID(vSMgrClassLocal, "sdCurrent",
2188 "Lsun/java2d/SurfaceData;");
2189 DASSERT(jawtSDataID != 0);
2190 CHECK_NULL(jawtSDataID);
2191
2192 jawtPDataID = env->GetFieldID(sDataClassLocal, "pData", "J");
2193 DASSERT(jawtPDataID != 0);
2194 CHECK_NULL(jawtPDataID);
2195 // Save these classes in global references for later use
2196 jawtVImgClass = (jclass)env->NewGlobalRef(vImgClassLocal);
2197 CHECK_NULL(jawtVImgClass);
2198 jawtComponentClass = (jclass)env->NewGlobalRef(componentClassLocal);
2199
2200 jclass dPeerClassLocal = env->FindClass("sun/awt/windows/WDesktopPeer");
2201 DASSERT(dPeerClassLocal != 0);
2202 CHECK_NULL(dPeerClassLocal);
2203
2204 AwtToolkit::userSessionMID =
2205 env->GetStaticMethodID(dPeerClassLocal, "userSessionCallback", "(Z)V");
2206 DASSERT(AwtToolkit::userSessionMID != 0);
2207 CHECK_NULL(AwtToolkit::userSessionMID);
2208
2209 AwtToolkit::systemSleepMID =
2210 env->GetStaticMethodID(dPeerClassLocal, "systemSleepCallback", "(Z)V");
2211 DASSERT(AwtToolkit::systemSleepMID != 0);
2212 CHECK_NULL(AwtToolkit::systemSleepMID);
2213
2214 CATCH_BAD_ALLOC;
2215 }
2216
2217
2218 /*
2219 * Class: sun_awt_windows_Toolkit
2220 * Method: disableCustomPalette
2221 * Signature: ()V
2222 */
2223 JNIEXPORT void JNICALL
2224 Java_sun_awt_windows_WToolkit_disableCustomPalette(JNIEnv *env, jclass cls) {
2225 AwtPalette::DisableCustomPalette();
2226 }
2227
2228 /*
2229 * Class: sun_awt_windows_WToolkit
2230 * Method: embeddedInit
2231 * Signature: ()Z
2232 */
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