1 files changed, 362 insertions, 0 deletions
diff --git a/kig/scripting/script_mode.cc b/kig/scripting/script_mode.cc
new file mode 100644
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--- /dev/null
+++ b/kig/scripting/script_mode.cc
@@ -0,0 +1,362 @@
+// Copyright (C)  2003  Dominique Devriese <devriese@kde.org>
+
+// This program is free software; you can redistribute it and/or
+// modify it under the terms of the GNU General Public License
+// as published by the Free Software Foundation; either version 2
+// of the License, or (at your option) any later version.
+
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+
+// You should have received a copy of the GNU General Public License
+// along with this program; if not, write to the Free Software
+// Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
+// 02110-1301, USA.
+
+#include "script_mode.h"
+
+#include "newscriptwizard.h"
+#include "python_type.h"
+#include "python_scripter.h"
+
+#include "../kig/kig_commands.h"
+#include "../kig/kig_part.h"
+#include "../kig/kig_view.h"
+#include "../misc/calcpaths.h"
+#include "../misc/kigpainter.h"
+#include "../modes/dragrectmode.h"
+#include "../objects/bogus_imp.h"
+#include "../objects/object_imp.h"
+
+#include <qlabel.h>
+#include <qpushbutton.h>
+
+#include <kcursor.h>
+#include <kiconloader.h>
+#include <kmessagebox.h>
+
+void ScriptModeBase::dragRect( const QPoint& p, KigWidget& w )
+{
+  if ( mwawd != SelectingArgs ) return;
+
+  DragRectMode dm( p, mdoc, w );
+  mdoc.runMode( &dm );
+  std::vector<ObjectHolder*> ret = dm.ret();
+
+  KigPainter pter( w.screenInfo(), &w.stillPix, mdoc.document() );
+  if ( dm.needClear() )
+  {
+    std::vector<ObjectHolder*> tmp( margs.begin(), margs.begin() );
+    pter.drawObjects( tmp, false );
+    margs.clear();
+  }
+
+  std::copy( ret.begin(), ret.end(), std::inserter( margs, margs.begin() ) );
+  pter.drawObjects( ret, true );
+
+  w.updateCurPix( pter.overlay() );
+  w.updateWidget();
+}
+
+void ScriptModeBase::leftClickedObject( ObjectHolder* o, const QPoint&,
+                                        KigWidget& w, bool )
+{
+  std::list<ObjectHolder*>::iterator dup_o;
+
+  if ( mwawd != SelectingArgs ) return;
+
+  KigPainter pter( w.screenInfo(), &w.stillPix, mdoc.document() );
+
+  if ( (dup_o = std::find( margs.begin(), margs.end(), o )) != margs.end() )
+  {
+    margs.erase( dup_o );
+    pter.drawObject( o, false );
+  }
+  else
+  {
+    margs.push_back( o );
+    pter.drawObject( o, true );
+  };
+  w.updateCurPix( pter.overlay() );
+  w.updateWidget();
+}
+
+void ScriptModeBase::mouseMoved( const std::vector<ObjectHolder*>& os,
+                                 const QPoint& pt, KigWidget& w, bool )
+{
+  if ( mwawd != SelectingArgs ) return;
+
+  w.updateCurPix();
+  if ( os.empty() )
+  {
+    w.setCursor( KCursor::arrowCursor() );
+    mdoc.emitStatusBarText( 0 );
+    w.updateWidget();
+  }
+  else
+  {
+    // the cursor is over an object, show object type next to cursor
+    // and set statusbar text
+
+    w.setCursor( KCursor::handCursor() );
+    QString selectstat = os.front()->selectStatement();
+
+    // statusbar text
+    mdoc.emitStatusBarText( selectstat );
+    KigPainter p( w.screenInfo(), &w.curPix, mdoc.document() );
+
+    // set the text next to the arrow cursor
+    QPoint point = pt;
+    point.setX(point.x()+15);
+
+    p.drawTextStd( point, selectstat );
+    w.updateWidget( p.overlay() );
+  }
+}
+
+ScriptModeBase::ScriptModeBase( KigPart& doc )
+  : BaseMode( doc ), mwizard( 0 ), mpart( doc ),
+    mwawd( SelectingArgs )
+{
+  mwizard = new NewScriptWizard( doc.widget(), this );
+
+  doc.redrawScreen();
+}
+
+ScriptModeBase::~ScriptModeBase()
+{
+}
+
+void ScriptModeBase::killMode()
+{
+  mdoc.doneMode( this );
+}
+
+bool ScriptCreationMode::queryCancel()
+{
+  killMode();
+  return true;
+}
+
+void ScriptModeBase::argsPageEntered()
+{
+  mwawd = SelectingArgs;
+  mdoc.redrawScreen();
+}
+
+void ScriptModeBase::enableActions()
+{
+  KigMode::enableActions();
+  // we don't enable any actions..
+}
+
+void ScriptModeBase::codePageEntered()
+{
+  if ( mwizard->text().isEmpty() )
+  {
+    // insert template code..
+    QString tempcode = ScriptType::templateCode( mtype, margs );
+    mwizard->setText( tempcode );
+  };
+  mwizard->setFinishEnabled( mwizard->mpcode, true );
+  mwawd = EnteringCode;
+  mdoc.redrawScreen();
+}
+
+void ScriptModeBase::redrawScreen( KigWidget* w )
+{
+  std::vector<ObjectHolder*> sel;
+  if ( mwawd == SelectingArgs )
+    sel = std::vector<ObjectHolder*>( margs.begin(), margs.end() );
+  w->redrawScreen( sel );
+  w->updateScrollBars();
+}
+
+bool ScriptCreationMode::queryFinish()
+{
+  std::vector<ObjectCalcer*> args;
+
+  QString script = mwizard->text();
+  args.push_back( new ObjectConstCalcer( new StringImp( script ) ) );
+
+  ObjectTypeCalcer* compiledscript =
+    new ObjectTypeCalcer( PythonCompileType::instance(), args );
+  compiledscript->calc( mdoc.document() );
+
+  args.clear();
+  args.push_back( compiledscript );
+  for ( std::list<ObjectHolder*>::iterator i = margs.begin();
+        i != margs.end(); ++i )
+    args.push_back( ( *i )->calcer() );
+
+  ObjectTypeCalcer::shared_ptr reto =
+    new ObjectTypeCalcer( PythonExecuteType::instance(), args );
+  reto->calc( mdoc.document() );
+
+  if ( reto->imp()->inherits( InvalidImp::stype() ) )
+  {
+    PythonScripter* inst = PythonScripter::instance();
+    QCString errtrace = inst->lastErrorExceptionTraceback().c_str();
+    if ( inst->errorOccurred() )
+    {
+      KMessageBox::detailedSorry(
+        mwizard, i18n( "The Python interpreter caught an error during the execution of your "
+                       "script. Please fix the script and click the Finish button again." ),
+        i18n( "The Python Interpreter generated the following error output:\n%1").arg( errtrace ) );
+    }
+    else
+    {
+      KMessageBox::sorry(
+        mwizard, i18n( "There seems to be an error in your script. The Python interpreter "
+                       "reported no errors, but the script does not generate "
+                       "a valid object. Please fix the script, and click the Finish button "
+                       "again." ) );
+    }
+    return false;
+  }
+  else
+  {
+    mdoc.addObject( new ObjectHolder( reto.get() ) );
+    killMode();
+    return true;
+  }
+}
+
+void ScriptModeBase::midClicked( const QPoint&, KigWidget& )
+{
+}
+
+void ScriptModeBase::rightClicked( const std::vector<ObjectHolder*>&,
+                                   const QPoint&, KigWidget& )
+{
+}
+
+void ScriptModeBase::setScriptType( ScriptType::Type type )
+{
+  mtype = type;
+  mwizard->setType( mtype );
+  if ( mtype != ScriptType::Unknown )
+  {
+    KIconLoader* il = mpart.instance()->iconLoader();
+    mwizard->setIcon( il->loadIcon( ScriptType::icon( mtype ), KIcon::Small ) );
+  }
+}
+
+void ScriptModeBase::addArgs( const std::vector<ObjectHolder*>& obj, KigWidget& w )
+{
+  KigPainter pter( w.screenInfo(), &w.stillPix, mdoc.document() );
+
+  std::copy( obj.begin(), obj.end(), std::inserter( margs, margs.begin() ) );
+  pter.drawObjects( obj, true );
+
+  w.updateCurPix( pter.overlay() );
+  w.updateWidget();
+}
+
+void ScriptModeBase::goToCodePage()
+{
+  mwizard->next();
+}
+
+ScriptCreationMode::ScriptCreationMode( KigPart& doc )
+  : ScriptModeBase( doc )
+{
+  mwizard->show();
+}
+
+ScriptCreationMode::~ScriptCreationMode()
+{
+}
+
+ScriptEditMode::ScriptEditMode( ObjectTypeCalcer* exec_calc, KigPart& doc )
+  : ScriptModeBase( doc ), mexecuted( exec_calc )
+{
+  mwawd = EnteringCode;
+
+  mexecargs = mexecuted->parents();
+  assert( mexecargs.size() >= 1 );
+
+  mcompiledargs = mexecargs[0]->parents();
+  assert( mcompiledargs.size() == 1 );
+
+  const ObjectImp* imp = static_cast<ObjectConstCalcer*>( mcompiledargs[0] )->imp();
+  assert( dynamic_cast<const StringImp*>( imp ) );
+  // save the original script text, in case the user modifies the text
+  // in the editor and aborts the editing
+  morigscript = static_cast<const StringImp*>( imp )->data();
+
+  mwizard->setCaption( i18n( "'Edit' is a verb", "Edit Script" ) );
+  mwizard->setText( morigscript );
+  mwizard->show();
+  mwizard->next();
+  mwizard->backButton()->setEnabled( false );
+  mwizard->finishButton()->setEnabled( true );
+}
+
+ScriptEditMode::~ScriptEditMode()
+{
+}
+
+bool ScriptEditMode::queryFinish()
+{
+  MonitorDataObjects mon( mcompiledargs );
+
+  static_cast<ObjectConstCalcer*>( mcompiledargs[0] )->switchImp( new StringImp( mwizard->text() ) );
+  mexecargs[0]->calc( mpart.document() );
+
+  mexecuted->calc( mpart.document() );
+
+  mpart.redrawScreen();
+
+  KigCommand* comm = new KigCommand( mpart, i18n( "Edit Python Script" ) );
+  mon.finish( comm );
+
+  if ( mexecuted->imp()->inherits( InvalidImp::stype() ) )
+  {
+    PythonScripter* inst = PythonScripter::instance();
+    QCString errtrace = inst->lastErrorExceptionTraceback().c_str();
+    if ( inst->errorOccurred() )
+    {
+      KMessageBox::detailedSorry(
+        mpart.widget(), i18n( "The Python interpreter caught an error during the execution of your "
+                              "script. Please fix the script." ),
+        i18n( "The Python Interpreter generated the following error output:\n%1").arg( errtrace ) );
+    }
+    else
+    {
+      KMessageBox::sorry(
+        mpart.widget(), i18n( "There seems to be an error in your script. The Python interpreter "
+                              "reported no errors, but the script does not generate "
+                              "a valid object. Please fix the script." ) );
+    }
+    delete comm;
+    return false;
+  }
+
+  mpart.history()->addCommand( comm );
+  mpart.setModified( true );
+
+  killMode();
+  return true;
+}
+
+bool ScriptEditMode::queryCancel()
+{
+  // reverting the original script text
+  static_cast<ObjectConstCalcer*>( mcompiledargs[0] )->switchImp( new StringImp( morigscript ) );
+  mexecargs[0]->calc( mpart.document() );
+
+  mexecuted->calc( mpart.document() );
+  // paranoic check
+  assert( !mexecuted->imp()->inherits( InvalidImp::stype() ) );
+
+  mpart.redrawScreen();
+
+  // no need to further checks here, as the original script text is ok
+
+  killMode();
+  return true;
+}
+