165 lines
4.8 KiB
C++
165 lines
4.8 KiB
C++
/* qtcheckboxpeer.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 <assert.h>
|
|
#include <QAbstractButton>
|
|
#include <QCheckBox>
|
|
#include <QRadioButton>
|
|
#include <gnu_java_awt_peer_qt_QtCheckboxPeer.h>
|
|
#include "qtstrings.h"
|
|
#include "qtcomponent.h"
|
|
#include "keybindings.h"
|
|
#include "buttonevent.h"
|
|
#include "slotcallbacks.h"
|
|
|
|
class CheckboxCheckEvent : public AWTEvent {
|
|
|
|
private:
|
|
QAbstractButton *widget;
|
|
bool checked;
|
|
|
|
public:
|
|
CheckboxCheckEvent(QAbstractButton *w, bool c)
|
|
{
|
|
widget = w;
|
|
checked = c;
|
|
}
|
|
|
|
void runEvent()
|
|
{
|
|
if (checked != widget->isChecked())
|
|
widget->setChecked( checked );
|
|
}
|
|
};
|
|
|
|
class MyCheckBox : public QCheckBox
|
|
{
|
|
public:
|
|
MyCheckBox(JNIEnv *env, jobject obj, QWidget *parent) : QCheckBox( parent )
|
|
{
|
|
setup(env, obj);
|
|
}
|
|
|
|
~MyCheckBox()
|
|
{
|
|
destroy();
|
|
}
|
|
|
|
#define I_KNOW_WHAT_IM_DOING
|
|
#define PARENT QCheckBox
|
|
#include "eventmethods.h"
|
|
};
|
|
|
|
/**
|
|
* Determines whether the darn native object should be a radio button or not
|
|
*/
|
|
static bool isRadioButton( JNIEnv *env, jobject obj )
|
|
{
|
|
jclass cls = env->FindClass( "gnu/java/awt/peer/qt/QtCheckboxPeer" );
|
|
jfieldID field = env->GetFieldID( cls, "group", "Ljava/awt/CheckboxGroup;" );
|
|
if (env->GetObjectField( obj, field ) != NULL)
|
|
return true;
|
|
return false;
|
|
}
|
|
|
|
/**
|
|
* Construct the native object.
|
|
*/
|
|
JNIEXPORT void JNICALL Java_gnu_java_awt_peer_qt_QtCheckboxPeer_init
|
|
(JNIEnv *env, jobject obj)
|
|
{
|
|
QWidget *parentWidget = (QWidget *)getParentWidget(env, obj);
|
|
|
|
QAbstractButton *cb = (QAbstractButton *) getNativeObject( env, obj );
|
|
if (cb)
|
|
delete cb;
|
|
|
|
bool radioButton;
|
|
{
|
|
jclass cls = env->GetObjectClass( obj );
|
|
jfieldID field = env->GetFieldID( cls, "owner", "Ljava/awt/Component;" );
|
|
assert(field != NULL);
|
|
jobject owner = env->GetObjectField( obj, field );
|
|
assert(owner != NULL);
|
|
cls = env->GetObjectClass( owner );
|
|
jmethodID method = env->GetMethodID( cls,
|
|
"getCheckboxGroup",
|
|
"()Ljava/awt/CheckboxGroup;" );
|
|
assert(method != NULL);
|
|
jobject group = env->CallObjectMethod( owner, method, 0);
|
|
radioButton = (group != NULL);
|
|
}
|
|
|
|
if(radioButton)
|
|
cb = new QRadioButton( parentWidget );
|
|
else
|
|
cb = new QCheckBox( parentWidget );
|
|
// cb = new MyCheckBox( env, obj, parentWidget );
|
|
assert( cb );
|
|
|
|
connectToggle(cb, env, obj); // connect the native event.
|
|
|
|
setNativeObject( env, obj, cb );
|
|
}
|
|
|
|
/*
|
|
* Sets the checkbox label.
|
|
*/
|
|
JNIEXPORT void JNICALL Java_gnu_java_awt_peer_qt_QtCheckboxPeer_setLabel
|
|
(JNIEnv *env, jobject obj, jstring label)
|
|
{
|
|
/* Both QCheckbox and QRadioButton inherit QAbstractButton */
|
|
QAbstractButton *cb = (QAbstractButton *) getNativeObject( env, obj );
|
|
assert( cb );
|
|
|
|
QString *qStr = getQString(env, label);
|
|
mainThread->postEventToMain( new AWTLabelEvent( cb, qStr ) );
|
|
// AWTLabelEvent takes care of disposal of qStr
|
|
}
|
|
|
|
/*
|
|
* Sets the checkbox state.
|
|
*/
|
|
JNIEXPORT void JNICALL Java_gnu_java_awt_peer_qt_QtCheckboxPeer_setState
|
|
(JNIEnv *env, jobject obj, jboolean state)
|
|
{
|
|
QAbstractButton *cb = (QAbstractButton *) getNativeObject( env, obj );
|
|
assert( cb );
|
|
mainThread->postEventToMain( new CheckboxCheckEvent( cb, (state == JNI_TRUE) ) );
|
|
}
|
|
|