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Diffstat (limited to 'native/jni/qt-peer/eventmethods.h')
| -rw-r--r-- | native/jni/qt-peer/eventmethods.h | 240 |
1 files changed, 240 insertions, 0 deletions
diff --git a/native/jni/qt-peer/eventmethods.h b/native/jni/qt-peer/eventmethods.h new file mode 100644 index 000000000..deb578480 --- /dev/null +++ b/native/jni/qt-peer/eventmethods.h @@ -0,0 +1,240 @@ +/* eventmethods.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. */ + +#ifdef I_KNOW_WHAT_IM_DOING + +bool draw; + +private: + JavaVM* vm; + jobject target; + jclass componentCls; + + void setup(JNIEnv *env, jobject obj) + { + env->GetJavaVM(&vm); + componentCls = NULL; + target = env->NewGlobalRef(obj); + componentCls = (jclass)env->NewGlobalRef(env->GetObjectClass( target )); + setMouseTracking( true ); + draw = true; + } + + void destroy() + { + JNIEnv *env; + vm->GetEnv((void **)&env, JNI_VERSION_1_1); + env->DeleteGlobalRef(target); + env->DeleteGlobalRef(componentCls); + } + + void callVoidMethod(char *methodName) + { + JNIEnv *env; + vm->GetEnv((void **)&env, JNI_VERSION_1_1); + jmethodID fireEventID = env->GetMethodID( componentCls, + methodName, + "()V" ); + env->CallVoidMethod( target, fireEventID ); + } + + void callMouseMethod(char *methodName, + int modifiers, int x, int y, int clickCount) + { + JNIEnv *env; + vm->GetEnv((void **)&env, JNI_VERSION_1_1); + jmethodID fireEventID = env->GetMethodID( componentCls, + methodName, + "(IIII)V" ); + env->CallVoidMethod( target, fireEventID, modifiers, x, y, clickCount ); + } + +protected: + + void closeEvent( QCloseEvent *e ) + { + PARENT::closeEvent(e); + callVoidMethod("closeEvent"); + } + + void focusInEvent( QFocusEvent *e ) + { + PARENT::focusInEvent(e); + callVoidMethod("focusInEvent"); + } + + void focusOutEvent( QFocusEvent *e ) + { + PARENT::focusOutEvent(e); + callVoidMethod("focusOutEvent"); + } + + void enterEvent( QEvent *e ) + { + PARENT::enterEvent(e); + QPoint p = mapFromGlobal( QCursor::pos() ); + int modifiers = getKeyModifiers( QApplication::keyboardModifiers() ); + callMouseMethod("enterEvent", modifiers, p.x(), p.y(), 0); + } + + void keyPressEvent( QKeyEvent *e ) + { + PARENT::keyPressEvent(e); + int modifiers, x, y; + modifiers = getKeyModifiers(e->modifiers()); + x = mapKeyCode(e); + y = getUnicode(e); + callMouseMethod("keyPressEvent", modifiers, x, y, 0); + } + + void keyReleaseEvent( QKeyEvent *e ) + { + PARENT::keyReleaseEvent(e); + int modifiers, x, y; + modifiers = getKeyModifiers(e->modifiers()); + x = mapKeyCode(e); + y = getUnicode(e); + callMouseMethod("keyReleaseEvent", modifiers, x, y, 0); + } + + void leaveEvent( QEvent *e ) + { + PARENT::leaveEvent(e); + QPoint p = mapFromGlobal( QCursor::pos() ); + int modifiers = getKeyModifiers( QApplication::keyboardModifiers() ); + callMouseMethod("leaveEvent", modifiers, p.x(), p.y(), 0); + } + + void mouseDoubleClickEvent( QMouseEvent *e ) + { + PARENT::mouseDoubleClickEvent(e); + int modifiers, x, y, clickCount; + clickCount = 2; + modifiers = getMouseModifiers(e); + x = e->x(); + y = e->y(); + callMouseMethod("mouseDoubleClickEvent", modifiers, x, y, clickCount); + } + + void mouseMoveEvent( QMouseEvent *e ) + { + PARENT::mouseMoveEvent(e); + int modifiers, x, y, clickCount; + clickCount = 0; + modifiers = getMouseModifiers(e); + x = e->x(); + y = e->y(); + callMouseMethod("mouseMoveEvent", modifiers, x, y, clickCount); + } + + void mousePressEvent( QMouseEvent *e ) + { + PARENT::mousePressEvent(e); + int modifiers, x, y, clickCount; + clickCount = 0; + modifiers = getMouseModifiers(e); + x = e->x(); + y = e->y(); + callMouseMethod("mousePressEvent", modifiers, x, y, clickCount); + } + + void mouseReleaseEvent( QMouseEvent *e ) + { + PARENT::mouseReleaseEvent(e); + int modifiers, x, y, clickCount; + clickCount = 0; + modifiers = getMouseModifiers(e); + x = e->x(); + y = e->y(); + callMouseMethod("mouseReleaseEvent", modifiers, x, y, clickCount); + } + + void moveEvent( QMoveEvent *e ) + { + PARENT::moveEvent(e); + callVoidMethod("moveEvent"); + } + + void resizeEvent( QResizeEvent *e ) + { + PARENT::resizeEvent(e); + callMouseMethod("resizeEvent", + e->oldSize().width(), e->oldSize().height(), + e->size().width(), e->size().height()); + } + + void hideEvent( QHideEvent *e ) + { + PARENT::hideEvent(e); + callVoidMethod("hideEvent"); + } + + void showEvent( QShowEvent *e ) + { + PARENT::showEvent(e); + callVoidMethod("showEvent"); + } + + void paintEvent ( QPaintEvent * e ) + { + PARENT::paintEvent( e ); + if ( draw ) + { + // Create a QPainter + GraphicsPainter painter( this ); + + // Get the environment. + JNIEnv *env; + vm->GetEnv((void **)&env, JNI_VERSION_1_1); + + // create a QtGraphics wrapper for the QPainter + jclass cls = env->FindClass( "gnu/java/awt/peer/qt/QtComponentGraphics" ); + jmethodID mid = env->GetMethodID(cls, "<init>", "(JLgnu/java/awt/peer/qt/QtComponentPeer;)V"); + jobject graphics = env->NewObject(cls, mid, (jlong)&painter, target); + + // call QtComponentPeer.paintEvent() + jmethodID paintEventID = env->GetMethodID( componentCls, + "paint", + "(Ljava/awt/Graphics;)V" ); + env->CallVoidMethod( target, paintEventID, graphics ); + env->DeleteLocalRef( cls ); + env->DeleteLocalRef( graphics ); + painter.end(); + } + } + +#endif |