plugin system: first demo version

git-svn-id: http://svn.code.sf.net/p/retroshare/code/trunk@970 b45a01b8-16f6-495d-af2f-9b41ad6348cc
2025-05-13 03:22:34 -04:00 · 2009-02-01 16:37:07 +00:00 · 2009-02-01 16:37:07 +00:00 · 79e45e7d37
commit 79e45e7d37
parent 02f08644ac
21 changed files with 2066 additions and 0 deletions
--- a/retroshare-gui/src/gui/PluginsPage.cpp
+++ b/retroshare-gui/src/gui/PluginsPage.cpp
@ -0,0 +1,158 @@
+#include <QGroupBox>
+#include <QFrame>
+#include <QVBoxLayout>
+#include <QTabWidget>
+#include <QLabel>
+#include <QSizePolicy>
+
+#include <QtPlugin>
+#include <QPluginLoader>
+#include <QDir>
+#include <QDebug>
+
+#include <QUiLoader>
+#include <QtScript>
+#include <QFile>
+#include <QMessageBox>
+
+#include "PluginsPage.h"
+#include "rshare.h"
+#include "plugins/PluginInterface.h"
+
+//============================================================================== 
+
+PluginsPage::PluginsPage(QWidget *parent )
+            :MainPage(parent)
+{
+    pluginPageLayout = new QVBoxLayout(this);
+    
+    pluginPanel = new QGroupBox(this) ;
+    pluginPanel->setSizePolicy(QSizePolicy::Expanding, QSizePolicy::Expanding) ;
+    pluginPanel->setTitle("RetroShare plugins");
+    pluginPageLayout->addWidget(pluginPanel);
+    
+    pluginPanelLayout = new QVBoxLayout(pluginPanel);
+
+    pluginTabs = new QTabWidget(pluginPanel);
+    pluginPanelLayout->addWidget(pluginTabs);
+    
+    QLabel* lbl1 = new QLabel();
+    lbl1->setText("If you see only this tab, it's a bug :( If you see this tub and calculator, it's a bug too");
+    pluginTabs->addTab(lbl1, "LLL");//Rshare::dataDirectory());
+    //"L #1");
+    
+    //QLabel* lbl2 = new QLabel();
+    //lbl2->setText("Label #2");
+    //pluginTabs->addTab(lbl2, "L #2; for debugging purposes");
+
+    QDir pluginsDir(Rshare::dataDirectory());
+
+// this piece of code is magical and untested ;
+// but on Windows it works
+#if defined(Q_OS_WIN)
+    if (pluginsDir.dirName().toLower() == "debug" || pluginsDir.dirName().toLower() == "release")
+        pluginsDir.cdUp();
+#elif defined(Q_OS_MAC)
+    if (pluginsDir.dirName() == "MacOS") {
+        pluginsDir.cdUp();
+        pluginsDir.cdUp();
+        pluginsDir.cdUp();
+    }
+#endif
+// eof magick
+
+    pluginsDir.cd("plugins");
+
+    foreach (QString fileName, pluginsDir.entryList(QDir::Files))
+    {
+        qDebug() << "  "
+                 << "processing file "
+                 << pluginsDir.absoluteFilePath(fileName);
+
+        QPluginLoader loader(pluginsDir.absoluteFilePath(fileName));
+        QObject *pluginObject = loader.instance();
+        if (pluginObject)
+        {
+            qDebug() << "  " << "loaded..." ;
+            PluginInterface* plugin = qobject_cast<PluginInterface*> (pluginObject) ;
+
+            if (plugin)
+            {
+                QString pn = plugin->pluginName();
+                qDebug() << "  " << "got description:"  << pn;
+
+                QWidget* pw = plugin->pluginWidget();
+                qDebug() << "  " << "got widget..." ;
+
+                pluginsDir.absoluteFilePath(fileName);
+                pluginTabs->addTab(pw,pn);
+            }
+            else
+            {
+                qDebug() << "  " << "cast failed..." ;
+            }
+        }
+    }
+
+    // script plugins loading; warning, code is dirty; will be changed later
+    engine = new QScriptEngine;
+
+    pluginsDir.cd("../script_plugins");
+    
+    
+ 
+    foreach (QString scriptDirName, pluginsDir.entryList(QDir::Dirs))
+    {
+        qDebug() << "  "  << "sdn is " << scriptDirName ;
+        if ( (scriptDirName !=".") && (scriptDirName != "..") )
+        {
+            QDir spDir(pluginsDir) ;
+            spDir.cd(scriptDirName);
+            QStringList scfList = spDir.entryList(QDir::Files) ;
+            qDebug() << "  "
+                     << "to process files: "
+                     << scfList ;// pluginsDir.absoluteFilePath(fileName);
+
+            int ti;
+            
+            QRegExp rx_qs(".*js");
+            
+            ti = scfList.indexOf(rx_qs);
+            QFile scriptFile( spDir.absoluteFilePath( scfList.at(ti) ) );
+            scriptFile.open(QIODevice::ReadOnly);
+            engine->evaluate(scriptFile.readAll());
+            scriptFile.close();
+
+            QUiLoader loader;
+            QRegExp rx_ui(".*ui");
+            ti = scfList.indexOf(rx_ui) ;
+            QFile uiFile( spDir.absoluteFilePath( scfList.at(ti) ) );
+            qDebug() << "ui file is " << scfList.at(ti) ;
+            uiFile.open(QIODevice::ReadOnly);
+            
+            QWidget *ui = loader.load(&uiFile);
+            uiFile.close();
+
+            QScriptValue ctor = engine->evaluate("Plugin");
+            QScriptValue scriptUi = engine->newQObject(ui, QScriptEngine::ScriptOwnership);
+            QScriptValue calc = ctor.construct(QScriptValueList() << scriptUi);
+
+            if (!ui)
+                qDebug() << "ui is null :(" ;
+
+            //ui->show();
+            pluginTabs->addTab(ui,"Script plugin");            
+        }
+        //What has a head like a cat, feet like a cat, a tail like a cat, but isn't a cat?
+    }
+    
+}
+
+//==============================================================================
+
+PluginsPage::~PluginsPage()
+{
+    // nothing to do here at this moment
+    delete engine;
+
+}