#include <vtkKWHelloWorldToolBox.h>
#include "vtkObjectFactory.h"

#include <vtkMetaDataSet.h>
#include <vtkKWPushButton.h>
#include <vtkKWLoadSaveDialog.h>
#include <vtkKWIcon.h>



//----------------------------------------------------------------------------
vtkStandardNewMacro( vtkKWHelloWorldToolBox );
vtkCxxRevisionMacro( vtkKWHelloWorldToolBox, "$Revision: 1.0 $");

//----------------------------------------------------------------------------
vtkKWHelloWorldToolBox::vtkKWHelloWorldToolBox()
{
  this->Button = vtkKWPushButton::New();
}

//----------------------------------------------------------------------------
vtkKWHelloWorldToolBox::~vtkKWHelloWorldToolBox()
{
  this->Button->Delete();
}


//----------------------------------------------------------------------------
void vtkKWHelloWorldToolBox::CreateWidget()
{
  // Check if already created
  if (this->IsCreated())
  {
    vtkErrorMacro("class already created");
    return;
  }
  
  // Call the superclass to create the whole widget
  this->Superclass::CreateWidget();

  //this->SetLabelText ("hello !");
  this->CreateButton();
  
  
  
  // Update according to the current property and metadataset
  this->Update();

  // Pack
  this->Pack();


}


//----------------------------------------------------------------------------
void vtkKWHelloWorldToolBox::CreateButton()
{
  // Check if already created
  if (this->Button->IsCreated())
    return;
  this->Button->SetParent(this);
  this->Button->Create();
  
  this->Button->SetWidth (20);
  this->Button->SetHeight (20);
  vtkKWIcon *icon = vtkKWIcon::New();
  icon->SetImage(vtkKWIcon::IconFloppyDrive);
  this->Button->SetImageToIcon (icon);
  icon->Delete();
  
  this->Button->SetCommand(this, "ButtonCallBack");
  this->Button->SetBalloonHelpString("Save...");
  
  
  
}

//----------------------------------------------------------------------------
void vtkKWHelloWorldToolBox::ButtonCallBack()
{

  if (!this->MetaDataSet)
    return;
  
  vtkKWLoadSaveDialog *dialog = vtkKWLoadSaveDialog::New() ;
  
  dialog->SetParent(this);
  dialog->Create();
  dialog->MultipleSelectionOff();
  dialog->SaveDialogOn ();

  dialog->RetrieveLastPathFromRegistry("DataPath");
  dialog->SetTitle ("Save the MetaDataSet");
  dialog->SetFileTypes ("{{All} {.*}}");

  if ( dialog->Invoke () == 0 )
  {
    dialog->Delete();
    return ;
  }

  const char* filename = dialog->GetFileName();
  this->MetaDataSet->Write (filename);  
}



//----------------------------------------------------------------------------
void vtkKWHelloWorldToolBox::Pack()
{
  if (this->Button->IsCreated())
  {
    this->Script("pack %s -side top -anchor nw -padx 2 -pady 2", 
		 this->Button->GetWidgetName());
  }
}


//----------------------------------------------------------------------------
void vtkKWHelloWorldToolBox::Update()
{
  
}