/*
    Copyright (C) 2012-2021 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/>.

*/


/** @file src/wx/wx_util.h
 *  @brief Some utility functions and classes.
 */


#ifndef DCPOMATIC_WX_UTIL_H
#define DCPOMATIC_WX_UTIL_H


#include "lib/config.h"
#include "lib/dcpomatic_time.h"
#include <dcp/utc_offset.h>
#include <dcp/warnings.h>
LIBDCP_DISABLE_WARNINGS
#include <wx/gbsizer.h>
#include <wx/wx.h>
LIBDCP_ENABLE_WARNINGS
#include <boost/signals2.hpp>
#include <boost/thread.hpp>


class FilePickerCtrl;
class LanguageTagWidget;
class RegionSubtagWidget;
class wxDirPickerCtrl;
class wxSpinCtrl;
class wxSpinCtrlDouble;
class wxGridBagSizer;
class wxSplashScreen;
class PasswordEntry;


#define DCPOMATIC_SIZER_X_GAP 8
#define DCPOMATIC_SIZER_Y_GAP 8
#define DCPOMATIC_SIZER_GAP 8
#define DCPOMATIC_DIALOG_BORDER 12
#ifdef __WXGTK3__
#define DCPOMATIC_SPIN_CTRL_WIDTH 134
#else
#define DCPOMATIC_SPIN_CTRL_WIDTH 56
#endif

/** Amount by which you need to bottom-pad text next to a checkbox in order
 *  for the text baselines to be aligned.
 */
#ifdef DCPOMATIC_OSX
#define DCPOMATIC_CHECKBOX_BOTTOM_PAD 2
#else
#define DCPOMATIC_CHECKBOX_BOTTOM_PAD 0
#endif

#define DCPOMATIC_SUBHEADING_TOP_PAD 16

/** Amount by which you need to top-pad a choice to make it line up, in some cases */
#ifdef DCPOMATIC_OSX
#define DCPOMATIC_CHOICE_TOP_PAD 2
#else
#define DCPOMATIC_CHOICE_TOP_PAD 0
#endif

/** Spacing to use between buttons in a vertical/horizontal line */
#if defined(DCPOMATIC_OSX) || defined(__WXGTK3__)
#define DCPOMATIC_BUTTON_STACK_GAP 2
#else
#define DCPOMATIC_BUTTON_STACK_GAP 0
#endif


/** i18n macro to support strings like Context|String
 *  so that `String' can be translated to different things
 *  in different contexts.
 */
#define S_(x) context_translation(x)


extern void error_dialog (wxWindow *, wxString, boost::optional<wxString> e = boost::optional<wxString>());
extern void message_dialog (wxWindow *, wxString);
extern bool confirm_dialog (wxWindow *, wxString);
extern wxStaticText* create_label (wxWindow* p, wxString t, bool left);
extern wxStaticText* add_label_to_sizer (wxSizer *, wxWindow *, wxString, bool left, int prop = 0, int flags = wxLEFT | wxRIGHT);
extern wxStaticText* add_label_to_sizer (wxSizer *, wxStaticText *, bool left, int prop = 0, int flags = wxLEFT | wxRIGHT);
extern wxStaticText* add_label_to_sizer(wxGridBagSizer *, wxWindow *, wxString, bool, wxGBPosition, wxGBSpan span = wxDefaultSpan, bool indent = false);
extern wxStaticText* add_label_to_sizer (wxGridBagSizer *, wxStaticText *, bool, wxGBPosition, wxGBSpan span = wxDefaultSpan);
extern std::string wx_to_std (wxString);
extern wxString std_to_wx (std::string);

/** Convert UTF8-encoded char array to wxString */
extern wxString char_to_wx(char const* s);

extern wxString context_translation(char const* s);
extern std::string string_client_data (wxClientData* o);
extern wxString time_to_timecode (dcpomatic::DCPTime t, double fps);
extern void setup_audio_channels_choice (wxChoice* choice, int minimum);
extern wxSplashScreen* maybe_show_splash();
extern double calculate_mark_interval (double start);
extern bool display_progress (wxString title, wxString task);
extern bool report_errors_from_last_job (wxWindow* parent);
extern wxString bitmap_path (std::string name);
extern wxString icon_path(std::string name);
extern wxSize small_button_size (wxWindow* parent, wxString text);
extern bool gui_is_dark ();
extern double dpi_scale_factor (wxWindow* window);
extern int search_ctrl_height ();
extern void report_config_load_failure(wxWindow* parent, Config::LoadFailure what);
extern bool layout_for_short_screen(wxWindow* reference);


struct Offset
{
	Offset(wxString name_, dcp::UTCOffset offset_)
		: name(name_)
		, offset(offset_)
	{}

	wxString name;
	dcp::UTCOffset offset;
};

extern int get_offsets (std::vector<Offset>& offsets);

namespace dcpomatic {
namespace wx {
	extern wxString report_problem();
	extern int linked_value_width();
	extern wxSize link_size(wxWindow* parent);
	extern wxString link_bitmap_path();
}
}


extern void checked_set (FilePickerCtrl* widget, boost::filesystem::path value);
extern void checked_set (wxDirPickerCtrl* widget, boost::filesystem::path value);
extern void checked_set (wxSpinCtrl* widget, int value);
extern void checked_set (wxSpinCtrlDouble* widget, double value);
extern void checked_set (wxChoice* widget, int value);
extern void checked_set (wxChoice* widget, std::string value);
extern void checked_set (wxChoice* widget, std::vector<std::pair<std::string, std::string> > items);
extern void checked_set (wxTextCtrl* widget, std::string value);
extern void checked_set (wxTextCtrl* widget, wxString value);
extern void checked_set (PasswordEntry* widget, std::string value);
extern void checked_set (wxCheckBox* widget, bool value);
extern void checked_set (wxRadioButton* widget, bool value);
extern void checked_set (wxStaticText* widget, std::string value);
extern void checked_set (wxStaticText* widget, wxString value);
extern void checked_set(LanguageTagWidget* widget, dcp::LanguageTag value);
extern void checked_set(LanguageTagWidget* widget, boost::optional<dcp::LanguageTag> value);
extern void checked_set(RegionSubtagWidget* widget, boost::optional<dcp::LanguageTag::RegionSubtag> value);

extern int wx_get (wxChoice* widget);
extern int wx_get (wxSpinCtrl* widget);
extern double wx_get (wxSpinCtrlDouble* widget);

#ifdef DCPOMATIC_WINDOWS
#define DCPOMATIC_USE_OWN_PICKER
#endif


#endif