1 files changed, 104 insertions, 0 deletions
diff --git a/qwidgethostnative.cpp b/qwidgethostnative.cpp
new file mode 100644
index 0000000..a8112a6
--- /dev/null
+++ b/qwidgethostnative.cpp
@@ -0,0 +1,104 @@
+#include "qwidgethostnative.h"
+
+#include "qtjambi_core.h"
+
+#include <jawt.h>
+#include <jawt_md.h>
+
+#include <QtGui/QApplication>
+
+static const char *qtjambi_awt_title = "Qt Jambi / AWT";
+
+QWidgetHostNative::QWidgetHostNative(jobject parentWindow)
+
+#if defined(Q_OS_WIN32)
+    : QWIDGETHOSTNATIVE_BASECLASS(getWindowHandle(parentWindow))
+#else
+    : QWIDGETHOSTNATIVE_BASECLASS(0)
+#endif
+
+{
+#if !defined(Q_OS_WIN32)
+    embedInto(getWindowHandle(parentWindow));
+#endif
+}
+
+WId QWidgetHostNative::getWindowHandle(jobject awtWidget)
+{
+    Q_ASSERT(awtWidget != 0);
+
+    // Call winId() to make sure widget gets a window handle
+    QApplication::setAttribute(Qt::AA_NativeWindows);
+
+    JNIEnv *env = qtjambi_current_environment();
+    Q_ASSERT(env != 0);
+
+    JAWT awt;
+    awt.version = JAWT_VERSION_1_3;
+    if (JAWT_GetAWT(env, &awt) == JNI_FALSE) {
+        qWarning("%s [%s:%d]: Couldn't get JAWT interface\n", qtjambi_awt_title, __FILE__, __LINE__);
+        return false;
+    }
+
+    WId awtWindowId = 0;
+    {
+        JAWT_DrawingSurface *ds;
+        ds = awt.GetDrawingSurface(env, awtWidget);
+        if (ds == 0) {
+            qWarning("%s [%s:%d]: Couldn't get drawing surface\n", qtjambi_awt_title, __FILE__, __LINE__);
+            return false;
+        }
+
+        jint lock = ds->Lock(ds);
+        if (lock & JAWT_LOCK_ERROR) {
+            qWarning("%s [%s:%d]: Couldn't lock drawing surface\n", qtjambi_awt_title, __FILE__, __LINE__);
+            return false;
+        }
+
+        {
+            JAWT_DrawingSurfaceInfo *dsi = ds->GetDrawingSurfaceInfo(ds);
+            if (dsi == 0) {
+                qWarning("%s [%s:%d]: Couldn't get drawing surface info\n", qtjambi_awt_title, __FILE__, __LINE__);
+                return false;
+            }
+
+#if defined(Q_OS_WIN32)
+            awtWindowId = reinterpret_cast<JAWT_Win32DrawingSurfaceInfo *>(dsi->platformInfo)->hwnd;
+#else
+            awtWindowId = reinterpret_cast<JAWT_X11DrawingSurfaceInfo *>(dsi->platformInfo)->drawable;
+#endif
+            ds->FreeDrawingSurfaceInfo(dsi);
+        }
+
+        ds->Unlock(ds);
+        awt.FreeDrawingSurface(ds);
+    }
+
+    return awtWindowId;
+}
+
+/* ### Empty implementations to work around limitation in generator */
+void QWidgetHostNative::childEvent(QChildEvent *e)
+{
+    QWIDGETHOSTNATIVE_BASECLASS::childEvent(e);
+}
+
+bool QWidgetHostNative::eventFilter(QObject *o, QEvent *e)
+{
+    return QWIDGETHOSTNATIVE_BASECLASS::eventFilter(o, e);
+}
+
+void QWidgetHostNative::focusInEvent(QFocusEvent *e)
+{
+    QWIDGETHOSTNATIVE_BASECLASS::focusInEvent(e);
+}
+
+bool QWidgetHostNative::event(QEvent *e)
+{
+    return QWIDGETHOSTNATIVE_BASECLASS::event(e);
+}
+
+void QWidgetHostNative::resizeEvent(QResizeEvent *e)
+{
+    QWIDGETHOSTNATIVE_BASECLASS::resizeEvent(e);
+}