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-rw-r--r--examples/applet/simpleimpl.cpp17
-rw-r--r--examples/applet/simpleimpl.h5
2 files changed, 20 insertions, 2 deletions
diff --git a/examples/applet/simpleimpl.cpp b/examples/applet/simpleimpl.cpp
index 981e0ab..82fc6e5 100644
--- a/examples/applet/simpleimpl.cpp
+++ b/examples/applet/simpleimpl.cpp
@@ -64,40 +64,53 @@ void SimpleApplet::mousePressEvent(QMouseEvent* ) {
}
void SimpleApplet::paintEvent( QPaintEvent* ) {
QPainter p(this);
/* simpy draw the pixmap from the start of this widget */
p.drawPixmap(0, 0, *m_pix );
}
/*
* Here comes the implementation of the interface
*/
SimpleAppletImpl::SimpleAppletImpl() {
}
/* needed cause until it is only pure virtual */
SimpleAppletImpl::~SimpleAppletImpl() {
+ /*
+ * we will delete our applets as well
+ * setAUtoDelete makes the QList free
+ * the objects behind the pointers
+ */
+ m_applets.setAutoDelete( true );
+ m_applets.clear();
}
/*
* For the taskbar interface return a Widget
*/
QWidget* SimpleAppletImpl::applet( QWidget* parent ) {
- /* ownership has the parent */
- return new SimpleApplet( parent );
+ /*
+ * There are problems with ownership. So we add
+ * our ownlist and clear this;
+ */
+ SimpleApplet* ap = new SimpleApplet( parent );
+ m_applets.append( ap );
+
+ return ap;
}
/*
* A small hint where the Applet Should be displayed
*/
int SimpleAppletImpl::position()const {
return 1;
}
/*
* Now the important QUnkownInterface method without
* this one your applet won't load
* @param uuid The uuid of the interface
* @param iface The pointer to the interface ptr
*/
diff --git a/examples/applet/simpleimpl.h b/examples/applet/simpleimpl.h
index 8459c96..f58e2af 100644
--- a/examples/applet/simpleimpl.h
+++ b/examples/applet/simpleimpl.h
@@ -16,32 +16,34 @@
* Taskbar, Style, Email Client there are specefic Interfaces you
* need to implement. The interfaces inherits from QUnknownInterface and
* you'll need inherit from the interface.
* As example we will use the Taskbar interface
*/
#ifndef SIMPLE_OPIE_EXAMPLE_APPLET_H
#define SIMPLE_OPIE_EXAMPLE_APPLET_H
/*
* The taskbar applet interfaces wants us to implement position() and applet()
* additionally we need to implement add(), release() and queryInterface for QUnknownInterface
* luckiy there is a macro for the reference counting
* We provide an Implementation of the interface.
*/
#include <qwidget.h>
+#include <qlist.h>
+
#include <qpe/taskbarappletinterface.h>
/*
* Because we only draw an Icon in a fixed width and height
* we declare and define SimpleApplet here and you could use QLabel
* setPixmap or use QWidget and draw yourself.
* You might also want to reimplement mouse*Event to use some simple actions
*/
class SimpleApplet : public QWidget {
Q_OBJECT
public:
SimpleApplet(QWidget *parent);
~SimpleApplet();
private:
void mousePressEvent( QMouseEvent* );
@@ -53,20 +55,23 @@ class SimpleAppletImpl : public TaskbarAppletInterface {
public:
SimpleAppletImpl();
virtual ~SimpleAppletImpl();
QRESULT queryInterface( const QUuid&, QUnknownInterface** );
QWidget *applet( QWidget* parent );
int position()const;
/*
* macro for reference countint
* if reference drops to zero
* delete this is called
*/
Q_REFCOUNT
+
+private:
+ QList<SimpleApplet> m_applets;
};
#endif