222 {
223 awtMenuItem->MeasureItem(hDC, measureInfo);
224 }
225
226 int AwtMenu::CountItem(jobject target)
227 {
228 JNIEnv *env = (JNIEnv *)JNU_GetEnv(jvm, JNI_VERSION_1_2);
229 jint nCount = env->CallIntMethod(target, AwtMenu::countItemsMID);
230 DASSERT(!safe_ExceptionOccurred(env));
231 return nCount;
232 }
233
234 AwtMenuItem* AwtMenu::GetItem(jobject target, jint index)
235 {
236 JNIEnv *env = (JNIEnv *)JNU_GetEnv(jvm, JNI_VERSION_1_2);
237 if (env->EnsureLocalCapacity(2) < 0) {
238 return NULL;
239 }
240 jobject menuItem = env->CallObjectMethod(target, AwtMenu::getItemMID,
241 index);
242 DASSERT(!safe_ExceptionOccurred(env));
243
244 jobject wMenuItemPeer = GetPeerForTarget(env, menuItem);
245
246 PDATA pData;
247 AwtMenuItem* awtMenuItem = NULL;
248
249 JNI_CHECK_PEER_GOTO(wMenuItemPeer, done);
250 awtMenuItem = (AwtMenuItem*)pData;
251
252 done:
253 env->DeleteLocalRef(menuItem);
254 env->DeleteLocalRef(wMenuItemPeer);
255
256 return awtMenuItem;
257 }
258
259 void AwtMenu::DrawItems(DRAWITEMSTRUCT& drawInfo)
260 {
261 JNIEnv *env = (JNIEnv *)JNU_GetEnv(jvm, JNI_VERSION_1_2);
262 if (env->EnsureLocalCapacity(1) < 0) {
263 return;
264 }
265 /* target is a java.awt.Menu */
266 jobject target = GetTarget(env);
267
268 int nCount = CountItem(target);
269 for (int i = 0; i < nCount; i++) {
270 AwtMenuItem* awtMenuItem = GetItem(target, i);
271 if (awtMenuItem != NULL) {
272 SendDrawItem(awtMenuItem, drawInfo);
273 }
274 }
275 env->DeleteLocalRef(target);
276 }
277
278 void AwtMenu::DrawItem(DRAWITEMSTRUCT& drawInfo)
279 {
280 DASSERT(drawInfo.CtlType == ODT_MENU);
281
282 if (drawInfo.itemID == GetID()) {
283 DrawSelf(drawInfo);
284 return;
285 }
286 DrawItems(drawInfo);
287 }
288
289 void AwtMenu::MeasureItems(HDC hDC, MEASUREITEMSTRUCT& measureInfo)
290 {
291 JNIEnv *env = (JNIEnv *)JNU_GetEnv(jvm, JNI_VERSION_1_2);
292 if (env->EnsureLocalCapacity(1) < 0) {
293 return;
294 }
295 /* target is a java.awt.Menu */
296 jobject target = GetTarget(env);
297 int nCount = CountItem(target);
298 for (int i = 0; i < nCount; i++) {
299 AwtMenuItem* awtMenuItem = GetItem(target, i);
300 if (awtMenuItem != NULL) {
301 SendMeasureItem(awtMenuItem, hDC, measureInfo);
302 }
303 }
304 env->DeleteLocalRef(target);
305 }
306
307 void AwtMenu::MeasureItem(HDC hDC, MEASUREITEMSTRUCT& measureInfo)
308 {
309 DASSERT(measureInfo.CtlType == ODT_MENU);
310
311 if (measureInfo.itemID == GetID()) {
312 MeasureSelf(hDC, measureInfo);
313 return;
314 }
315
316 MeasureItems(hDC, measureInfo);
317 }
318
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222 {
223 awtMenuItem->MeasureItem(hDC, measureInfo);
224 }
225
226 int AwtMenu::CountItem(jobject target)
227 {
228 JNIEnv *env = (JNIEnv *)JNU_GetEnv(jvm, JNI_VERSION_1_2);
229 jint nCount = env->CallIntMethod(target, AwtMenu::countItemsMID);
230 DASSERT(!safe_ExceptionOccurred(env));
231 return nCount;
232 }
233
234 AwtMenuItem* AwtMenu::GetItem(jobject target, jint index)
235 {
236 JNIEnv *env = (JNIEnv *)JNU_GetEnv(jvm, JNI_VERSION_1_2);
237 if (env->EnsureLocalCapacity(2) < 0) {
238 return NULL;
239 }
240 jobject menuItem = env->CallObjectMethod(target, AwtMenu::getItemMID,
241 index);
242 if (!menuItem) return NULL; // menu item was removed concurrently
243 DASSERT(!safe_ExceptionOccurred(env));
244
245 jobject wMenuItemPeer = GetPeerForTarget(env, menuItem);
246
247 PDATA pData;
248 AwtMenuItem* awtMenuItem = NULL;
249
250 JNI_CHECK_PEER_GOTO(wMenuItemPeer, done);
251 awtMenuItem = (AwtMenuItem*)pData;
252
253 done:
254 env->DeleteLocalRef(menuItem);
255 env->DeleteLocalRef(wMenuItemPeer);
256
257 return awtMenuItem;
258 }
259
260 void AwtMenu::DrawItems(DRAWITEMSTRUCT& drawInfo)
261 {
262 JNIEnv *env = (JNIEnv *)JNU_GetEnv(jvm, JNI_VERSION_1_2);
263 if (env->EnsureLocalCapacity(1) < 0) {
264 return;
265 }
266 /* target is a java.awt.Menu */
267 jobject target = GetTarget(env);
268 if(!target || env->ExceptionCheck()) return;
269 int nCount = CountItem(target);
270 for (int i = 0; i < nCount && !env->ExceptionCheck(); i++) {
271 AwtMenuItem* awtMenuItem = GetItem(target, i);
272 if (awtMenuItem != NULL) {
273 SendDrawItem(awtMenuItem, drawInfo);
274 }
275 }
276 env->DeleteLocalRef(target);
277 }
278
279 void AwtMenu::DrawItem(DRAWITEMSTRUCT& drawInfo)
280 {
281 DASSERT(drawInfo.CtlType == ODT_MENU);
282
283 if (drawInfo.itemID == GetID()) {
284 DrawSelf(drawInfo);
285 return;
286 }
287 DrawItems(drawInfo);
288 }
289
290 void AwtMenu::MeasureItems(HDC hDC, MEASUREITEMSTRUCT& measureInfo)
291 {
292 JNIEnv *env = (JNIEnv *)JNU_GetEnv(jvm, JNI_VERSION_1_2);
293 if (env->EnsureLocalCapacity(1) < 0) {
294 return;
295 }
296 /* target is a java.awt.Menu */
297 jobject target = GetTarget(env);
298 if(!target || env->ExceptionCheck()) return;
299 int nCount = CountItem(target);
300 for (int i = 0; i < nCount && !env->ExceptionCheck(); i++) {
301 AwtMenuItem* awtMenuItem = GetItem(target, i);
302 if (awtMenuItem != NULL) {
303 SendMeasureItem(awtMenuItem, hDC, measureInfo);
304 }
305 }
306 env->DeleteLocalRef(target);
307 }
308
309 void AwtMenu::MeasureItem(HDC hDC, MEASUREITEMSTRUCT& measureInfo)
310 {
311 DASSERT(measureInfo.CtlType == ODT_MENU);
312
313 if (measureInfo.itemID == GetID()) {
314 MeasureSelf(hDC, measureInfo);
315 return;
316 }
317
318 MeasureItems(hDC, measureInfo);
319 }
320
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