summaryrefslogtreecommitdiffstats
path: root/languages/cpp/app_templates/opieapplet/simpleimpl.cpp
diff options
context:
space:
mode:
authortoma <toma@283d02a7-25f6-0310-bc7c-ecb5cbfe19da>2009-11-25 17:56:58 +0000
committertoma <toma@283d02a7-25f6-0310-bc7c-ecb5cbfe19da>2009-11-25 17:56:58 +0000
commit114a878c64ce6f8223cfd22d76a20eb16d177e5e (patch)
treeacaf47eb0fa12142d3896416a69e74cbf5a72242 /languages/cpp/app_templates/opieapplet/simpleimpl.cpp
downloadtdevelop-114a878c64ce6f8223cfd22d76a20eb16d177e5e.tar.gz
tdevelop-114a878c64ce6f8223cfd22d76a20eb16d177e5e.zip
Copy the KDE 3.5 branch to branches/trinity for new KDE 3.5 features.
BUG:215923 git-svn-id: svn://anonsvn.kde.org/home/kde/branches/trinity/kdevelop@1054174 283d02a7-25f6-0310-bc7c-ecb5cbfe19da
Diffstat (limited to 'languages/cpp/app_templates/opieapplet/simpleimpl.cpp')
-rw-r--r--languages/cpp/app_templates/opieapplet/simpleimpl.cpp162
1 files changed, 162 insertions, 0 deletions
diff --git a/languages/cpp/app_templates/opieapplet/simpleimpl.cpp b/languages/cpp/app_templates/opieapplet/simpleimpl.cpp
new file mode 100644
index 00000000..1474a0e4
--- /dev/null
+++ b/languages/cpp/app_templates/opieapplet/simpleimpl.cpp
@@ -0,0 +1,162 @@
+#include <qlabel.h>
+#include <qpainter.h>
+#include <qmessagebox.h>
+
+#include <qpe/applnk.h> // for AppLnk
+#include <qpe/resource.h> // for Resource loading
+
+#include "%{APPNAMELC}.h"
+
+
+%{APPNAME}::%{APPNAME}(QWidget *parent)
+ : QWidget( parent, "%{APPNAME} Applet" ) {
+/*
+ * we will load an Image, scale it for the right usage
+ * remember your applet might be used by different
+ * resolutions.
+ * Then we will convert the image back to an Pixmap
+ * and draw this Pimxap. We need to use Image because its
+ * the only class that allows scaling.
+ */
+
+ QImage image = Resource::loadImage("%{APPNAMELC}/%{APPNAMELC}");
+ /*
+ * smooth scale to AppLnk smallIconSize for applest
+ * smallIconSize gets adjusted to the resolution
+ * so on some displays like SIMpad and a C-750 the smallIconSize
+ * is greater than on a iPAQ h3870
+ */
+ image = image.smoothScale(AppLnk::smallIconSize(), AppLnk::smallIconSize() );
+
+ /*
+ * now we need to convert the Image to a Pixmap cause these
+ * can be drawn more easily
+ */
+ m_pix = new QPixmap();
+ m_pix->convertFromImage( image );
+
+ /*
+ * Now we will say that we don't want to be bigger than our
+ * Pixmap
+ */
+ setFixedHeight(AppLnk::smallIconSize() );
+ setFixedWidth( AppLnk::smallIconSize() );
+
+}
+
+%{APPNAME}::~%{APPNAME}() {
+ delete m_pix;
+}
+
+
+/*
+ * here you would normal show or do something
+ * useful. If you want to show a widget at the top left
+ * of your icon you need to map your rect().topLeft() to
+ * global with mapToGlobal(). Then you might also need to
+ * move the widgets so it is visible
+ */
+void %{APPNAME}::mousePressEvent(QMouseEvent* ) {
+ QMessageBox::information(this, tr("No action taken"),
+ tr("<qt>This Plugin does not yet support anything usefule aye.</qt>"),
+ QMessageBox::Ok );
+
+}
+
+void %{APPNAME}::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
+ */
+%{APPNAME}Impl::%{APPNAME}Impl() {
+}
+/* needed cause until it is only pure virtual */
+%{APPNAME}Impl::~%{APPNAME}Impl() {
+ /*
+ * 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* %{APPNAME}Impl::applet( QWidget* parent ) {
+ /*
+ * There are problems with ownership. So we add
+ * our ownlist and clear this;
+ */
+ %{APPNAME}* ap = new %{APPNAME}( parent );
+ m_applets.append( ap );
+
+ return ap;
+}
+
+/*
+ * A small hint where the Applet Should be displayed
+ */
+int %{APPNAME}Impl::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
+ */
+QRESULT %{APPNAME}Impl::queryInterface( const QUuid& uuid, QUnknownInterface** iface) {
+ /* set the pointer to the interface to 0 */
+ *iface = 0;
+
+ /*
+ * we check if we support the requested interface
+ * and then assign to the pointer.
+ * You may alos create another interface here so
+ * *iface = this is only in this simple case true you
+ * could also support more interfaces.
+ * But this example below is the most common use.
+ * Now the caller knows that the Interface Pointer
+ * is valid and the interface supported
+ */
+ if ( uuid == IID_QUnknown )
+ *iface = this;
+ else if ( uuid == IID_TaskbarApplet )
+ *iface = this;
+ else
+ return QS_FALSE;
+
+ if ( *iface )
+ (*iface)->addRef();
+
+ return QS_OK;
+}
+
+
+/*
+ * Finally we need to export the Interface.
+ * CREATE_INSTANCE creates a interface and calls
+ * queryInterface for the QUnknownInterface once
+ * With out this function the applet can't be loaded.
+ *
+ * NOTE: If your applet does not load it's likely you've an
+ * unresolved symbol. Change the .pro TEMPLATE = lib to TEMPLATE= app
+ * and recompile. If the linker only complains about a missing
+ * main method the problem is more complex. In most cases it'll say
+ * you which symbols are missing and you can implement them.
+ * The main(int argc, char* argv[] ) does not need to be
+ * included in a library so it's ok that the linker complains
+ */
+Q_EXPORT_INTERFACE() {
+ Q_CREATE_INSTANCE( %{APPNAME}Impl )
+}
+