mirror of
https://github.com/2003scape/deep-c-rsc.git
synced 2024-03-22 05:49:51 -04:00
123 lines
4.0 KiB
C++
123 lines
4.0 KiB
C++
/* qtcomponent.cpp --
|
|
Copyright (C) 2005 Free Software Foundation, Inc.
|
|
|
|
This file is part of GNU Classpath.
|
|
|
|
GNU Classpath is free software; you can redistribute it and/or modify
|
|
it under the terms of the GNU General Public License as published by
|
|
the Free Software Foundation; either version 2, or (at your option)
|
|
any later version.
|
|
|
|
GNU Classpath is distributed in the hope that it will be useful, but
|
|
WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
|
General Public License for more details.
|
|
|
|
You should have received a copy of the GNU General Public License
|
|
along with GNU Classpath; see the file COPYING. If not, write to the
|
|
Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
|
|
02110-1301 USA.
|
|
|
|
Linking this library statically or dynamically with other modules is
|
|
making a combined work based on this library. Thus, the terms and
|
|
conditions of the GNU General Public License cover the whole
|
|
combination.
|
|
|
|
As a special exception, the copyright holders of this library give you
|
|
permission to link this library with independent modules to produce an
|
|
executable, regardless of the license terms of these independent
|
|
modules, and to copy and distribute the resulting executable under
|
|
terms of your choice, provided that you also meet, for each linked
|
|
independent module, the terms and conditions of the license of that
|
|
module. An independent module is a module which is not derived from
|
|
or based on this library. If you modify this library, you may extend
|
|
this exception to your version of the library, but you are not
|
|
obligated to do so. If you do not wish to do so, delete this
|
|
exception statement from your version. */
|
|
|
|
#include <jni.h>
|
|
#include <assert.h>
|
|
#include <qmainwindow.h>
|
|
#include <qwidget.h>
|
|
#include "qtcomponent.h"
|
|
#include "containers.h"
|
|
|
|
#define COMPONENT_CLASS "gnu/java/awt/peer/qt/QtComponentPeer"
|
|
|
|
/*
|
|
* Returns the parent widget for a QtComponentPeer
|
|
*/
|
|
void *getParentWidget( JNIEnv *env, jobject qtcomponentpeer )
|
|
{
|
|
jclass componentCls = env->GetObjectClass( qtcomponentpeer );
|
|
jfieldID ownerField = env->GetFieldID( componentCls,
|
|
"owner", "Ljava/awt/Component;" );
|
|
assert( ownerField );
|
|
jobject owner = env->GetObjectField( qtcomponentpeer, ownerField );
|
|
if (owner == NULL)
|
|
return NULL;
|
|
|
|
jclass ownerCls = env->GetObjectClass( owner );
|
|
jmethodID getParentMID = env->GetMethodID( ownerCls,
|
|
"getParent",
|
|
"()Ljava/awt/Container;" );
|
|
assert(getParentMID);
|
|
|
|
jobject parent = env->CallObjectMethod( owner, getParentMID, 0);
|
|
assert(parent);
|
|
|
|
// Get the parents peer
|
|
jclass parentCls = env->GetObjectClass( parent );
|
|
{
|
|
jclass frameCls = env->FindClass( "java/awt/Frame" );
|
|
if(env->IsInstanceOf( parent, frameCls ) == JNI_TRUE)
|
|
return frameChildWidget( env, parent );
|
|
}
|
|
{
|
|
jclass scrollpaneCls = env->FindClass( "java/awt/ScrollPane" );
|
|
if(env->IsInstanceOf( parent, scrollpaneCls ) == JNI_TRUE)
|
|
return scrollPaneChildWidget( env, parent );
|
|
}
|
|
|
|
jmethodID getPeerMID = env->GetMethodID( parentCls,
|
|
"getPeer",
|
|
"()Ljava/awt/peer/ComponentPeer;" );
|
|
assert(getPeerMID);
|
|
return getNativeObject(env, env->CallObjectMethod( parent, getPeerMID, 0));
|
|
}
|
|
|
|
/*
|
|
* Creates a java.awt.Dimension object from a QSize.
|
|
*/
|
|
jobject makeDimension(JNIEnv *env, QSize *size)
|
|
{
|
|
if( size == NULL )
|
|
return NULL;
|
|
if( size->isNull() || !size->isValid() )
|
|
return NULL;
|
|
jclass cls = env->FindClass("java/awt/Dimension");
|
|
jmethodID mid = env->GetMethodID(cls, "<init>", "(II)V");
|
|
jvalue values[2];
|
|
|
|
values[0].i = (jint) size->width();
|
|
values[1].i = (jint) size->height();
|
|
|
|
return env->NewObjectA(cls, mid, values);
|
|
}
|
|
|
|
/*
|
|
* Creates a java.awt.Point object from a QPoint.
|
|
*/
|
|
jobject makePoint(JNIEnv *env, QPoint &p)
|
|
{
|
|
jclass cls = env->FindClass("java/awt/Point");
|
|
jmethodID mid = env->GetMethodID(cls, "<init>", "(II)V");
|
|
jvalue values[2];
|
|
|
|
values[0].i = (jint) p.x();
|
|
values[1].i = (jint) p.y();
|
|
|
|
return env->NewObjectA(cls, mid, values);
|
|
}
|
|
|