From bd9e6617827818fd043452c08c606f07b78014a0 Mon Sep 17 00:00:00 2001
From: toma <toma@283d02a7-25f6-0310-bc7c-ecb5cbfe19da>
Date: Wed, 25 Nov 2009 17:56:58 +0000
Subject: 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/kdesdk@1054174 283d02a7-25f6-0310-bc7c-ecb5cbfe19da
---
 kapptemplate/kpartapp/app_part.cpp | 148 +++++++++++++++++++++++++++++++++++++
 1 file changed, 148 insertions(+)
 create mode 100644 kapptemplate/kpartapp/app_part.cpp

(limited to 'kapptemplate/kpartapp/app_part.cpp')

diff --git a/kapptemplate/kpartapp/app_part.cpp b/kapptemplate/kpartapp/app_part.cpp
new file mode 100644
index 00000000..c2821950
--- /dev/null
+++ b/kapptemplate/kpartapp/app_part.cpp
@@ -0,0 +1,148 @@
+echo "Creating $LOCATION_ROOT/${APP_NAME_LC}/${APP_NAME_LC}_part.cpp...";
+cat << EOF > $LOCATION_ROOT/${APP_NAME_LC}/${APP_NAME_LC}_part.cpp
+#include "${APP_NAME_LC}_part.h"
+
+#include "${APP_NAME_LC}_part.moc"
+
+#include <kinstance.h>
+#include <kaction.h>
+#include <kstdaction.h>
+#include <kfiledialog.h>
+#include <kparts/genericfactory.h>
+
+#include <qfile.h>
+#include <qtextstream.h>
+#include <qmultilineedit.h>
+
+typedef KParts::GenericFactory<${APP_NAME}Part> ${APP_NAME}PartFactory;
+K_EXPORT_COMPONENT_FACTORY( lib${APP_NAME_LC}part, ${APP_NAME}PartFactory )
+
+${APP_NAME}Part::${APP_NAME}Part( QWidget *parentWidget, const char *widgetName,
+                                  QObject *parent, const char *name,
+                                  const QStringList & /*args*/ )
+    : KParts::ReadWritePart(parent, name)
+{
+    // we need an instance
+    setInstance( ${APP_NAME}PartFactory::instance() );
+
+    // this should be your custom internal widget
+    m_widget = new QMultiLineEdit( parentWidget, widgetName );
+
+    // notify the part that this is our internal widget
+    setWidget(m_widget);
+
+    // create our actions
+    KStdAction::saveAs(this, SLOT(fileSaveAs()), actionCollection());
+    KStdAction::save(this, SLOT(save()), actionCollection());
+
+    // set our XML-UI resource file
+    setXMLFile("${APP_NAME_LC}_part.rc");
+
+    // we are read-write by default
+    setReadWrite(true);
+
+    // we are not modified since we haven't done anything yet
+    setModified(false);
+}
+
+${APP_NAME}Part::~${APP_NAME}Part()
+{
+}
+
+void ${APP_NAME}Part::setReadWrite(bool rw)
+{
+    // notify your internal widget of the read-write state
+    m_widget->setReadOnly(!rw);
+    if (rw)
+        connect(m_widget, SIGNAL(textChanged()),
+                this,     SLOT(setModified()));
+    else
+    {
+        disconnect(m_widget, SIGNAL(textChanged()),
+                   this,     SLOT(setModified()));
+    }
+
+    ReadWritePart::setReadWrite(rw);
+}
+
+void ${APP_NAME}Part::setModified(bool modified)
+{
+    // get a handle on our Save action and make sure it is valid
+    KAction *save = actionCollection()->action(KStdAction::stdName(KStdAction::Save));
+    if (!save)
+        return;
+
+    // if so, we either enable or disable it based on the current
+    // state
+    if (modified)
+        save->setEnabled(true);
+    else
+        save->setEnabled(false);
+
+    // in any event, we want our parent to do it's thing
+    ReadWritePart::setModified(modified);
+}
+
+KAboutData *${APP_NAME}Part::createAboutData()
+{
+    // the non-i18n name here must be the same as the directory in
+    // which the part's rc file is installed ('partrcdir' in the
+    // Makefile)
+    KAboutData *aboutData = new KAboutData("${APP_NAME_LC}part", I18N_NOOP("${APP_NAME}Part"), "${APP_VERSION}");
+    aboutData->addAuthor("${AUTHOR}", 0, "${EMAIL}");
+    return aboutData;
+}
+
+bool ${APP_NAME}Part::openFile()
+{
+    // m_file is always local so we can use QFile on it
+    QFile file(m_file);
+    if (file.open(IO_ReadOnly) == false)
+        return false;
+
+    // our example widget is text-based, so we use QTextStream instead
+    // of a raw QDataStream
+    QTextStream stream(&file);
+    QString str;
+    while (!stream.eof())
+        str += stream.readLine() + "\n";
+
+    file.close();
+
+    // now that we have the entire file, display it
+    m_widget->setText(str);
+
+    // just for fun, set the status bar
+    emit setStatusBarText( m_url.prettyURL() );
+
+    return true;
+}
+
+bool ${APP_NAME}Part::saveFile()
+{
+    // if we aren't read-write, return immediately
+    if (isReadWrite() == false)
+        return false;
+
+    // m_file is always local, so we use QFile
+    QFile file(m_file);
+    if (file.open(IO_WriteOnly) == false)
+        return false;
+
+    // use QTextStream to dump the text to the file
+    QTextStream stream(&file);
+    stream << m_widget->text();
+
+    file.close();
+
+    return true;
+}
+
+void ${APP_NAME}Part::fileSaveAs()
+{
+    // this slot is called whenever the File->Save As menu is selected,
+    QString file_name = KFileDialog::getSaveFileName();
+    if (file_name.isEmpty() == false)
+        saveAs(file_name);
+}
+
-- 
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