mirror of
https://github.com/autc04/Retro68.git
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246 lines
6.8 KiB
C++
246 lines
6.8 KiB
C++
/* eventmethods.cpp --
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Copyright (C) 2005, 2006 Free Software Foundation, Inc.
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This file is part of GNU Classpath.
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GNU Classpath is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2, or (at your option)
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any later version.
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GNU Classpath is distributed in the hope that it will be useful, but
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WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with GNU Classpath; see the file COPYING. If not, write to the
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Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
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02110-1301 USA.
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Linking this library statically or dynamically with other modules is
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making a combined work based on this library. Thus, the terms and
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conditions of the GNU General Public License cover the whole
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combination.
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As a special exception, the copyright holders of this library give you
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permission to link this library with independent modules to produce an
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executable, regardless of the license terms of these independent
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modules, and to copy and distribute the resulting executable under
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terms of your choice, provided that you also meet, for each linked
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independent module, the terms and conditions of the license of that
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module. An independent module is a module which is not derived from
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or based on this library. If you modify this library, you may extend
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this exception to your version of the library, but you are not
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obligated to do so. If you do not wish to do so, delete this
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exception statement from your version. */
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#ifdef I_KNOW_WHAT_IM_DOING
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bool draw;
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private:
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JavaVM* vm;
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jobject target;
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jclass componentCls;
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void setup(JNIEnv *env, jobject obj)
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{
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env->GetJavaVM(&vm);
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componentCls = NULL;
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target = env->NewGlobalRef(obj);
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componentCls = (jclass)env->NewGlobalRef(env->GetObjectClass( target ));
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setMouseTracking( true );
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draw = true;
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}
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void destroy()
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{
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JNIEnv *env;
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vm->GetEnv((void **)&env, JNI_VERSION_1_1);
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env->DeleteGlobalRef(target);
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env->DeleteGlobalRef(componentCls);
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}
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void callVoidMethod(const char *methodName)
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{
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JNIEnv *env;
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vm->GetEnv((void **)&env, JNI_VERSION_1_1);
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jmethodID fireEventID = env->GetMethodID( componentCls,
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methodName,
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"()V" );
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env->CallVoidMethod( target, fireEventID );
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}
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void callMouseMethod(const char *methodName,
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int modifiers, int x, int y, int clickCount)
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{
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JNIEnv *env;
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vm->GetEnv((void **)&env, JNI_VERSION_1_1);
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jmethodID fireEventID = env->GetMethodID( componentCls,
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methodName,
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"(IIII)V" );
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env->CallVoidMethod( target, fireEventID, modifiers, x, y, clickCount );
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}
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protected:
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void closeEvent( QCloseEvent *e )
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{
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PARENT::closeEvent(e);
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callVoidMethod("closeEvent");
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}
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void focusInEvent( QFocusEvent *e )
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{
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PARENT::focusInEvent(e);
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callVoidMethod("focusInEvent");
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}
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void focusOutEvent( QFocusEvent *e )
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{
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PARENT::focusOutEvent(e);
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callVoidMethod("focusOutEvent");
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}
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void enterEvent( QEvent *e )
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{
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PARENT::enterEvent(e);
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QPoint p = mapFromGlobal( QCursor::pos() );
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int modifiers = getKeyModifiers( QApplication::keyboardModifiers() );
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callMouseMethod("enterEvent", modifiers, p.x(), p.y(), 0);
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}
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void keyPressEvent( QKeyEvent *e )
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{
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PARENT::keyPressEvent(e);
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int modifiers, x, y;
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modifiers = getKeyModifiers(e->modifiers());
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x = mapKeyCode(e);
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y = getUnicode(e);
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callMouseMethod("keyPressEvent", modifiers, x, y, 0);
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}
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void keyReleaseEvent( QKeyEvent *e )
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{
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PARENT::keyReleaseEvent(e);
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int modifiers, x, y;
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modifiers = getKeyModifiers(e->modifiers());
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x = mapKeyCode(e);
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y = getUnicode(e);
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callMouseMethod("keyReleaseEvent", modifiers, x, y, 0);
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}
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void leaveEvent( QEvent *e )
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{
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PARENT::leaveEvent(e);
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QPoint p = mapFromGlobal( QCursor::pos() );
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int modifiers = getKeyModifiers( QApplication::keyboardModifiers() );
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callMouseMethod("leaveEvent", modifiers, p.x(), p.y(), 0);
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}
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void mouseDoubleClickEvent( QMouseEvent *e )
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{
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PARENT::mouseDoubleClickEvent(e);
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int modifiers, x, y, clickCount;
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clickCount = 2;
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modifiers = getMouseModifiers(e);
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x = e->x();
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y = e->y();
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callMouseMethod("mouseDoubleClickEvent", modifiers, x, y, clickCount);
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}
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void mouseMoveEvent( QMouseEvent *e )
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{
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PARENT::mouseMoveEvent(e);
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int modifiers, x, y, clickCount;
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clickCount = 0;
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modifiers = getMouseModifiers(e);
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x = e->x();
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y = e->y();
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callMouseMethod("mouseMoveEvent", modifiers, x, y, clickCount);
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}
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void mousePressEvent( QMouseEvent *e )
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{
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PARENT::mousePressEvent(e);
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int modifiers, x, y, clickCount;
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clickCount = 0;
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modifiers = getMouseModifiers(e);
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x = e->x();
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y = e->y();
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callMouseMethod("mousePressEvent", modifiers, x, y, clickCount);
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}
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void mouseReleaseEvent( QMouseEvent *e )
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{
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PARENT::mouseReleaseEvent(e);
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int modifiers, x, y, clickCount;
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modifiers = 0;
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modifiers |= getReleaseModifiers( e );
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x = e->x();
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y = e->y();
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callMouseMethod("mouseReleaseEvent", modifiers, x, y, 0);
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}
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void moveEvent( QMoveEvent *e )
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{
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PARENT::moveEvent(e);
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callMouseMethod("moveEvent", e->pos().x(), e->pos().y(),
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e->oldPos().x(), e->oldPos().y());
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}
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void resizeEvent( QResizeEvent *e )
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{
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PARENT::resizeEvent(e);
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callMouseMethod("resizeEvent",
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e->oldSize().width(), e->oldSize().height(),
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e->size().width(), e->size().height());
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}
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void hideEvent( QHideEvent *e )
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{
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PARENT::hideEvent(e);
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callVoidMethod("hideEvent");
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}
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void showEvent( QShowEvent *e )
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{
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PARENT::showEvent(e);
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callVoidMethod("showEvent");
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}
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void paintEvent ( QPaintEvent * e )
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{
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PARENT::paintEvent( e );
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if ( draw )
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{
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// Create a QPainter
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GraphicsPainter painter( this );
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int x, y, w, h;
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e->rect().getRect ( &x, &y, &w, &h );
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// Get the environment.
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JNIEnv *env;
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vm->GetEnv((void **)&env, JNI_VERSION_1_1);
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// create a QtGraphics wrapper for the QPainter
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jclass cls = env->FindClass( "gnu/java/awt/peer/qt/QtComponentGraphics" );
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jmethodID mid = env->GetMethodID(cls, "<init>", "(JLgnu/java/awt/peer/qt/QtComponentPeer;IIII)V");
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jobject graphics = env->NewObject(cls, mid, (jlong)&painter, target,
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(jint)x, (jint)y, (jint)w, (jint)h);
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// call QtComponentPeer.paintEvent()
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jmethodID paintEventID = env->GetMethodID( componentCls,
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"paint",
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"(Ljava/awt/Graphics;)V" );
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env->CallVoidMethod( target, paintEventID, graphics );
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env->DeleteLocalRef( cls );
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env->DeleteLocalRef( graphics );
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painter.end();
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}
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}
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#endif
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