#include "textdrop.h"
#include <wx/treectrl.h>
#include <wx/dirctrl.h>
#include <wx/dir.h>
#include <wx/splitter.h>

TextDrop::TextDrop(const wxString& title)
       : wxFrame(NULL, wxID_ANY, title, wxDefaultPosition, wxSize(300, 200))
{

    wxSplitterWindow *spl1 = new wxSplitterWindow(this, -1);
    wxSplitterWindow *spl2 = new wxSplitterWindow(spl1, -1);
    m_gdir = new wxGenericDirCtrl(spl1, -1, wxT("/home/"), 
        wxPoint(-1, -1), wxSize(-1, -1), wxDIRCTRL_DIR_ONLY);

    m_lc1 = new wxListCtrl(spl2, -1, wxPoint(-1, -1), 
        wxSize(-1, -1), wxLC_LIST);
    m_lc2 = new wxListCtrl(spl2, -1, wxPoint(-1, -1), 
        wxSize(-1, -1), wxLC_LIST);

    MyTextDropTarget *mdt = new MyTextDropTarget(m_lc2);
    m_lc2->SetDropTarget(mdt);

    Connect(m_lc1->GetId(), wxEVT_COMMAND_LIST_BEGIN_DRAG, 
        wxListEventHandler(TextDrop::OnDragInit));

    wxTreeCtrl *tree = m_gdir->GetTreeCtrl();

    spl2->SplitHorizontally(m_lc1, m_lc2);
    spl1->SplitVertically(m_gdir, spl2);

    Connect(tree->GetId(), wxEVT_COMMAND_TREE_SEL_CHANGED, 
        wxCommandEventHandler(TextDrop::OnSelect));

    Center();
}

MyTextDropTarget::MyTextDropTarget(wxListCtrl *owner)
{
    m_owner = owner;
}

bool MyTextDropTarget::OnDropText(wxCoord x, wxCoord y, 
      const wxString& data)
{

    m_owner->InsertItem(0, data);
    return true;

}

void TextDrop::OnSelect(wxCommandEvent& event)
{
    wxString filename;
    wxString path = m_gdir->GetPath();
    wxDir dir(path);

    bool cont = dir.GetFirst(&filename, wxEmptyString, wxDIR_FILES);

    int i = 0;

    m_lc1->ClearAll();
    m_lc2->ClearAll();

    while ( cont )
    {
        m_lc1->InsertItem(i, filename);
        cont = dir.GetNext(&filename);
        i++;
    }
}


void TextDrop::OnDragInit(wxListEvent& event)
{

   wxString text = m_lc1->GetItemText(event.GetIndex());

   wxTextDataObject tdo(text);
   wxDropSource tds(tdo, m_lc1);
   tds.DoDragDrop(wxDrag_CopyOnly);

}