| /******************************************************************************* |
| * Copyright (c) 2000, 2005 IBM Corporation and others. |
| * All rights reserved. This program and the accompanying materials |
| * are made available under the terms of the Eclipse Public License v1.0 |
| * which accompanies this distribution, and is available at |
| * http://www.eclipse.org/legal/epl-v10.html |
| * |
| * Contributors: |
| * IBM Corporation - initial API and implementation |
| *******************************************************************************/ |
| |
| #include "swt.h" |
| #include "glx_structs.h" |
| |
| #ifndef NO_XVisualInfo |
| typedef struct XVisualInfo_FID_CACHE { |
| int cached; |
| jclass clazz; |
| jfieldID visual, visualid, screen, depth, cclass, red_mask, green_mask, blue_mask, colormap_size, bits_per_rgb; |
| } XVisualInfo_FID_CACHE; |
| |
| XVisualInfo_FID_CACHE XVisualInfoFc; |
| |
| void cacheXVisualInfoFields(JNIEnv *env, jobject lpObject) |
| { |
| if (XVisualInfoFc.cached) return; |
| XVisualInfoFc.clazz = (*env)->GetObjectClass(env, lpObject); |
| XVisualInfoFc.visual = (*env)->GetFieldID(env, XVisualInfoFc.clazz, "visual", "I"); |
| XVisualInfoFc.visualid = (*env)->GetFieldID(env, XVisualInfoFc.clazz, "visualid", "I"); |
| XVisualInfoFc.screen = (*env)->GetFieldID(env, XVisualInfoFc.clazz, "screen", "I"); |
| XVisualInfoFc.depth = (*env)->GetFieldID(env, XVisualInfoFc.clazz, "depth", "I"); |
| XVisualInfoFc.cclass = (*env)->GetFieldID(env, XVisualInfoFc.clazz, "cclass", "I"); |
| XVisualInfoFc.red_mask = (*env)->GetFieldID(env, XVisualInfoFc.clazz, "red_mask", "I"); |
| XVisualInfoFc.green_mask = (*env)->GetFieldID(env, XVisualInfoFc.clazz, "green_mask", "I"); |
| XVisualInfoFc.blue_mask = (*env)->GetFieldID(env, XVisualInfoFc.clazz, "blue_mask", "I"); |
| XVisualInfoFc.colormap_size = (*env)->GetFieldID(env, XVisualInfoFc.clazz, "colormap_size", "I"); |
| XVisualInfoFc.bits_per_rgb = (*env)->GetFieldID(env, XVisualInfoFc.clazz, "bits_per_rgb", "I"); |
| XVisualInfoFc.cached = 1; |
| } |
| |
| XVisualInfo *getXVisualInfoFields(JNIEnv *env, jobject lpObject, XVisualInfo *lpStruct) |
| { |
| if (!XVisualInfoFc.cached) cacheXVisualInfoFields(env, lpObject); |
| lpStruct->visual = (*env)->GetIntField(env, lpObject, XVisualInfoFc.visual); |
| lpStruct->visualid = (*env)->GetIntField(env, lpObject, XVisualInfoFc.visualid); |
| lpStruct->screen = (*env)->GetIntField(env, lpObject, XVisualInfoFc.screen); |
| lpStruct->depth = (*env)->GetIntField(env, lpObject, XVisualInfoFc.depth); |
| lpStruct->cclass = (*env)->GetIntField(env, lpObject, XVisualInfoFc.cclass); |
| lpStruct->red_mask = (*env)->GetIntField(env, lpObject, XVisualInfoFc.red_mask); |
| lpStruct->green_mask = (*env)->GetIntField(env, lpObject, XVisualInfoFc.green_mask); |
| lpStruct->blue_mask = (*env)->GetIntField(env, lpObject, XVisualInfoFc.blue_mask); |
| lpStruct->colormap_size = (*env)->GetIntField(env, lpObject, XVisualInfoFc.colormap_size); |
| lpStruct->bits_per_rgb = (*env)->GetIntField(env, lpObject, XVisualInfoFc.bits_per_rgb); |
| return lpStruct; |
| } |
| |
| void setXVisualInfoFields(JNIEnv *env, jobject lpObject, XVisualInfo *lpStruct) |
| { |
| if (!XVisualInfoFc.cached) cacheXVisualInfoFields(env, lpObject); |
| (*env)->SetIntField(env, lpObject, XVisualInfoFc.visual, (jint)lpStruct->visual); |
| (*env)->SetIntField(env, lpObject, XVisualInfoFc.visualid, (jint)lpStruct->visualid); |
| (*env)->SetIntField(env, lpObject, XVisualInfoFc.screen, (jint)lpStruct->screen); |
| (*env)->SetIntField(env, lpObject, XVisualInfoFc.depth, (jint)lpStruct->depth); |
| (*env)->SetIntField(env, lpObject, XVisualInfoFc.cclass, (jint)lpStruct->cclass); |
| (*env)->SetIntField(env, lpObject, XVisualInfoFc.red_mask, (jint)lpStruct->red_mask); |
| (*env)->SetIntField(env, lpObject, XVisualInfoFc.green_mask, (jint)lpStruct->green_mask); |
| (*env)->SetIntField(env, lpObject, XVisualInfoFc.blue_mask, (jint)lpStruct->blue_mask); |
| (*env)->SetIntField(env, lpObject, XVisualInfoFc.colormap_size, (jint)lpStruct->colormap_size); |
| (*env)->SetIntField(env, lpObject, XVisualInfoFc.bits_per_rgb, (jint)lpStruct->bits_per_rgb); |
| } |
| #endif |
| |