/*
    Copyright (C) 2012 Carl Hetherington <cth@carlh.net>

    This file is part of DCP-o-matic.

    DCP-o-matic 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.

    DCP-o-matic 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 DCP-o-matic.  If not, see <http://www.gnu.org/licenses/>.

*/


#include "dcpomatic_button.h"
#include "dir_picker_ctrl.h"
#include "static_text.h"
#include "wx_util.h"
#include <dcp/warnings.h>
LIBDCP_DISABLE_WARNINGS
#include <wx/filepicker.h>
#include <wx/stdpaths.h>
#include <wx/wx.h>
LIBDCP_ENABLE_WARNINGS
#include <boost/filesystem.hpp>


using namespace std;
using namespace boost;


DirPickerCtrl::DirPickerCtrl(wxWindow* parent, bool leaf)
	: wxPanel(parent)
	, _leaf(leaf)
{
	_sizer = new wxBoxSizer(wxHORIZONTAL);

        wxClientDC dc(parent);
        auto size = dc.GetTextExtent(char_to_wx("This is the length of the file label it should be quite long"));
        size.SetHeight(-1);

	_folder = new Button(this, _("Browse..."), wxDefaultPosition, size, wxBU_LEFT);
	_sizer->Add(_folder, 1, wxEXPAND, 0);
	SetSizer(_sizer);

	_folder->Bind(wxEVT_BUTTON, boost::bind(&DirPickerCtrl::browse_clicked, this));
}

void
DirPickerCtrl::SetPath(wxString p)
{
	_path = p;

	if (_path == wxStandardPaths::Get().GetDocumentsDir()) {
		_folder->SetLabel(_("My Documents"));
	} else {
		if (_leaf) {
			_folder->SetLabel(std_to_wx(boost::filesystem::path(wx_to_std(_path)).filename().string()));
		} else {
			_folder->SetLabel(_path);
		}
	}

	wxCommandEvent ev(wxEVT_DIRPICKER_CHANGED, wxID_ANY);
	GetEventHandler()->ProcessEvent(ev);

	_sizer->Layout();
	SetMinSize(wxSize(max(400, _sizer->GetSize().GetWidth()), -1));

	Changed();
}

wxString
DirPickerCtrl::GetPath() const
{
	return _path;
}

void
DirPickerCtrl::browse_clicked()
{
	wxDirDialog dialog(this);
	if (dialog.ShowModal() == wxID_OK) {
		SetPath(dialog.GetPath());
	}
}