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author | upstream source tree <ports@midipix.org> | 2015-03-15 20:14:05 -0400 |
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committer | upstream source tree <ports@midipix.org> | 2015-03-15 20:14:05 -0400 |
commit | 554fd8c5195424bdbcabf5de30fdc183aba391bd (patch) | |
tree | 976dc5ab7fddf506dadce60ae936f43f58787092 /libjava/classpath/native/jni/qt-peer/qtcheckboxpeer.cpp | |
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Diffstat (limited to 'libjava/classpath/native/jni/qt-peer/qtcheckboxpeer.cpp')
-rw-r--r-- | libjava/classpath/native/jni/qt-peer/qtcheckboxpeer.cpp | 164 |
1 files changed, 164 insertions, 0 deletions
diff --git a/libjava/classpath/native/jni/qt-peer/qtcheckboxpeer.cpp b/libjava/classpath/native/jni/qt-peer/qtcheckboxpeer.cpp new file mode 100644 index 000000000..c7bbe5511 --- /dev/null +++ b/libjava/classpath/native/jni/qt-peer/qtcheckboxpeer.cpp @@ -0,0 +1,164 @@ +/* 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) ) ); +} + |