gecko-dev/java/webclient/src_moz/PreferencesImpl.cpp
2001-04-02 21:18:06 +00:00

299 lines
10 KiB
C++

/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*-
*
* The contents of this file are subject to the Mozilla Public
* License Version 1.1 (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.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS
* IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
* implied. See the License for the specific language governing
* rights and limitations under the License.
*
* The Original Code is RaptorCanvas.
*
* The Initial Developer of the Original Code is Kirk Baker and
* Ian Wilkinson. Portions created by Kirk Baker and Ian Wilkinson are
* Copyright (C) 1999 Kirk Baker and Ian Wilkinson. All
* Rights Reserved.
*
* Contributor(s): Ed Burns <edburns@acm.org>
*/
#include "PreferencesImpl.h"
#include "PreferencesActionEvents.h"
JNIEXPORT void JNICALL
Java_org_mozilla_webclient_wrapper_1native_PreferencesImpl_nativeSetUnicharPref
(JNIEnv *env, jobject obj, jint webShellPtr, jstring prefName,
jstring prefValue)
{
WebShellInitContext* initContext = (WebShellInitContext *) webShellPtr;
if (initContext == nsnull) {
::util_ThrowExceptionToJava(env, "Exception: null webShellPtr passed to netiveSetPref");
return;
}
const char * prefNameChars = (char *) ::util_GetStringUTFChars(env,
prefName);
const jchar * prefValueChars = (jchar *) ::util_GetStringChars(env,
prefValue);
nsresult rv = NS_ERROR_FAILURE;
wsSetUnicharPrefEvent *actionEvent = nsnull;
void *voidResult = nsnull;
if (nsnull == prefNameChars) {
::util_ThrowExceptionToJava(env, "nativeSetUnicharPref: unable to extract Java string for pref name");
rv = NS_ERROR_NULL_POINTER;
goto NSUP_CLEANUP;
}
if (nsnull == prefValueChars) {
::util_ThrowExceptionToJava(env, "nativeSetUnicharPref: unable to extract Java string for pref value");
rv = NS_ERROR_NULL_POINTER;
goto NSUP_CLEANUP;
}
if (!(actionEvent = new wsSetUnicharPrefEvent(prefNameChars,
prefValueChars))) {
::util_ThrowExceptionToJava(env, "nativeSetPref: unable to create actionEvent");
rv = NS_ERROR_NULL_POINTER;
goto NSUP_CLEANUP;
}
voidResult = ::util_PostSynchronousEvent(initContext,
(PLEvent *) *actionEvent);
rv = (nsresult) voidResult;
NSUP_CLEANUP:
::util_ReleaseStringUTFChars(env, prefName, prefNameChars);
::util_ReleaseStringChars(env, prefName, prefValueChars);
if (NS_FAILED(rv)) {
// PENDING(edburns): set a more specific kind of pref
::util_ThrowExceptionToJava(env, "nativeSetUnicharPref: can't set pref");
}
return;
}
JNIEXPORT void JNICALL
Java_org_mozilla_webclient_wrapper_1native_PreferencesImpl_nativeSetIntPref
(JNIEnv *env, jobject obj, jint webShellPtr, jstring prefName,
jint prefValue)
{
WebShellInitContext* initContext = (WebShellInitContext *) webShellPtr;
if (initContext == nsnull) {
::util_ThrowExceptionToJava(env, "Exception: null webShellPtr passed to netiveSetPref");
return;
}
const char * prefNameChars = (char *) ::util_GetStringUTFChars(env,
prefName);
nsresult rv = NS_ERROR_FAILURE;
wsSetIntPrefEvent *actionEvent = nsnull;
void *voidResult = nsnull;
if (nsnull == prefNameChars) {
::util_ThrowExceptionToJava(env, "nativeSetIntPref: unable to extract Java string");
return;
}
if (!(actionEvent = new wsSetIntPrefEvent(prefNameChars,
(PRInt32) prefValue))) {
::util_ThrowExceptionToJava(env, "nativeSetPref: unable to create actionEvent");
rv = NS_ERROR_NULL_POINTER;
goto NSIP_CLEANUP;
}
voidResult = ::util_PostSynchronousEvent(initContext,
(PLEvent *) *actionEvent);
rv = (nsresult) voidResult;
NSIP_CLEANUP:
::util_ReleaseStringUTFChars(env, prefName, prefNameChars);
if (NS_FAILED(rv)) {
// PENDING(edburns): set a more specific kind of pref
::util_ThrowExceptionToJava(env, "nativeSetIntPref: can't set pref");
}
return;
}
JNIEXPORT void JNICALL
Java_org_mozilla_webclient_wrapper_1native_PreferencesImpl_nativeSetBoolPref
(JNIEnv *env, jobject obj, jint webShellPtr, jstring prefName,
jboolean prefValue)
{
WebShellInitContext* initContext = (WebShellInitContext *) webShellPtr;
if (initContext == nsnull) {
::util_ThrowExceptionToJava(env, "Exception: null webShellPtr passed to netiveSetPref");
return;
}
const char * prefNameChars = (char *) ::util_GetStringUTFChars(env,
prefName);
nsresult rv = NS_ERROR_FAILURE;
wsSetBoolPrefEvent *actionEvent = nsnull;
void *voidResult = nsnull;
if (nsnull == prefNameChars) {
::util_ThrowExceptionToJava(env, "nativeSetBoolPref: unable to extract Java string");
return;
}
if (!(actionEvent = new wsSetBoolPrefEvent(prefNameChars,
prefValue))) {
::util_ThrowExceptionToJava(env, "nativeSetPref: unable to create actionEvent");
rv = NS_ERROR_NULL_POINTER;
goto NSBP_CLEANUP;
}
voidResult = ::util_PostSynchronousEvent(initContext,
(PLEvent *) *actionEvent);
rv = (nsresult) voidResult;
NSBP_CLEANUP:
::util_ReleaseStringUTFChars(env, prefName, prefNameChars);
if (NS_FAILED(rv)) {
// PENDING(edburns): set a more specific kind of pref
::util_ThrowExceptionToJava(env, "nativeSetBoolPref: can't set pref");
}
return;
}
JNIEXPORT jobject JNICALL
Java_org_mozilla_webclient_wrapper_1native_PreferencesImpl_nativeGetPrefs
(JNIEnv *env, jobject obj, jint webShellPtr, jobject props)
{
nsresult rv = NS_ERROR_FAILURE;
jobject newProps;
WebShellInitContext* initContext = (WebShellInitContext *) webShellPtr;
wsGetPrefsEvent *actionEvent = nsnull;
void *voidResult = nsnull;
if (initContext == nsnull) {
::util_ThrowExceptionToJava(env, "Exception: null webShellPtr passed to netiveGetPrefs");
return props;
}
PR_ASSERT(initContext->initComplete);
// step one: create or clear props
if (nsnull == props) {
if (nsnull ==
(newProps =
::util_CreatePropertiesObject(env, (jobject)
&(initContext->shareContext)))) {
::util_ThrowExceptionToJava(env, "Exception: nativeGetPrefs: can't create prefs.");
return props;
}
if (nsnull == (props = ::util_NewGlobalRef(env, newProps))) {
::util_ThrowExceptionToJava(env, "Exception: nativeGetPrefs: can't create global ref for prefs.");
return props;
}
}
else {
::util_ClearPropertiesObject(env, props, (jobject)
&(initContext->shareContext));
}
PR_ASSERT(props);
// step two, call the magic enumeration function, to populate the
// properties
peStruct pes;
pes.cx = initContext;
pes.obj = props;
if (!(actionEvent = new wsGetPrefsEvent(&pes))) {
::util_ThrowExceptionToJava(env, "nativeSetPref: unable to create actionEvent");
return props;
}
voidResult = ::util_PostSynchronousEvent(initContext,
(PLEvent *) *actionEvent);
rv = (nsresult) voidResult;
if (NS_FAILED(rv)) {
// PENDING(edburns): set a more specific kind of pref
::util_ThrowExceptionToJava(env, "nativeGetPrefs: can't get prefs");
}
return props;
}
JNIEXPORT void JNICALL
Java_org_mozilla_webclient_wrapper_1native_PreferencesImpl_nativeRegisterPrefChangedCallback
(JNIEnv *env, jobject obj, jint webShellPtr,
jobject callback, jstring prefName, jobject closure)
{
nsresult rv = NS_ERROR_FAILURE;
WebShellInitContext* initContext = (WebShellInitContext *) webShellPtr;
const char *prefNameChars;
wsRegisterPrefCallbackEvent *actionEvent = nsnull;
void *voidResult = nsnull;
if (initContext == nsnull) {
::util_ThrowExceptionToJava(env, "Exception: null webShellPtr passed to nativeRegisterPrefChangedCallback");
return;
}
PR_ASSERT(initContext->initComplete);
if (nsnull == (callback = ::util_NewGlobalRef(env, callback))) {
::util_ThrowExceptionToJava(env, "Exception: nativeRegisterPrefChangedCallback: can't global ref for callback");
return;
}
if (nsnull == (closure = ::util_NewGlobalRef(env, closure))) {
::util_ThrowExceptionToJava(env, "Exception: nativeRegisterPrefChangedCallback: can't global ref for closure");
return;
}
// step one, set up our struct
peStruct *pes;
if (nsnull == (pes = new peStruct())) {
::util_ThrowExceptionToJava(env, "Exception: nativeRegisterPrefChangedCallback: can't get peStruct");
return;
}
pes->cx = initContext;
pes->obj = closure;
pes->callback = callback;
// step two: create a const char * from the prefName
if (nsnull == (prefNameChars = ::util_GetStringUTFChars(env, prefName))) {
::util_ThrowExceptionToJava(env, "Exception: nativeRegisterPrefChangedCallback: can't get string for prefName");
return;
}
if (!(actionEvent = new wsRegisterPrefCallbackEvent(prefNameChars, pes))) {
::util_ThrowExceptionToJava(env, "nativeSetPref: unable to create actionEvent");
rv = NS_ERROR_NULL_POINTER;
return;
}
voidResult = ::util_PostSynchronousEvent(initContext,
(PLEvent *) *actionEvent);
rv = (nsresult) voidResult;
if (NS_FAILED(rv)) {
// PENDING(edburns): set a more specific kind of pref
::util_ThrowExceptionToJava(env, "nativeRegisterPrefChangedCallback: can't set callback");
}
::util_ReleaseStringUTFChars(env, prefName, prefNameChars);
return;
}