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/*
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
 *
 * Copyright 2017 Olaf Wintermann. All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 *
 *   1. Redistributions of source code must retain the above copyright
 *      notice, this list of conditions and the following disclaimer.
 *
 *   2. Redistributions in binary form must reproduce the above copyright
 *      notice, this list of conditions and the following disclaimer in the
 *      documentation and/or other materials provided with the distribution.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 * POSSIBILITY OF SUCH DAMAGE.
 */

#ifndef TOOLKIT_H
#define	TOOLKIT_H

#include "../ui/toolkit.h"
#include "../common/context.h"
#include "../common/object.h"

#ifdef	__cplusplus
extern "C" {
#endif
    
#pragma clang diagnostic ignored "-Wdeprecated-declarations"

  
#if GLIB_MAJOR_VERSION * 1000 + GLIB_MINOR_VERSION > 74
#define UI_G_APPLICATION_FLAGS G_APPLICATION_DEFAULT_FLAGS
#else
#define UI_G_APPLICATION_FLAGS G_APPLICATION_FLAGS_NONE
#endif
    
#ifdef UI_LIBADWAITA
#define UI_APPLICATION AdwApplication*
#define UI_APPLICATION_NEW(id) adw_application_new(id, UI_G_APPLICATION_FLAGS)
#elif GTK_MAJOR_VERSION >= 3  
#define UI_APPLICATION GtkApplication*
#define UI_APPLICATION_NEW(id) gtk_application_new(id, UI_G_APPLICATION_FLAGS)
#endif
    
#if GTK_MAJOR_VERSION >= 4
#define WINDOW_SHOW(window) gtk_window_present(GTK_WINDOW(window))
#define WINDOW_DESTROY(window) gtk_window_destroy(GTK_WINDOW(window))
#define WINDOW_SET_CONTENT(window, child) gtk_window_set_child(GTK_WINDOW(window), child)
#define BOX_ADD(box, child) gtk_box_append(GTK_BOX(box), child)
#define BOX_ADD_EXPAND(box, child) gtk_widget_set_hexpand(child, TRUE); gtk_widget_set_vexpand(child, TRUE); gtk_box_append(GTK_BOX(box), child)
#define BOX_ADD_NO_EXPAND(box, child) gtk_box_append(GTK_BOX(box), child)
#define ENTRY_SET_TEXT(entry, text) gtk_editable_set_text(GTK_EDITABLE(entry), text)
#define ENTRY_GET_TEXT(entry) gtk_editable_get_text(GTK_EDITABLE(entry))
#define SCROLLEDWINDOW_NEW() gtk_scrolled_window_new()
#define SCROLLEDWINDOW_SET_CHILD(sw, child) gtk_scrolled_window_set_child(GTK_SCROLLED_WINDOW(sw), child)
#define SCROLLEDWINDOW_GET_CHILD(sw) gtk_scrolled_window_get_child(GTK_SCROLLED_WINDOW(sw))
#define FRAME_SET_CHILD(frame, child) gtk_frame_set_child(GTK_FRAME(frame), child)
#define EXPANDER_SET_CHILD(expander, child) gtk_expander_set_child(GTK_EXPANDER(expander), child)
#define WIDGET_ADD_CSS_CLASS(w, cssclass) gtk_widget_add_css_class(w, cssclass)
#define WIDGET_REMOVE_CSS_CLASS(w, cssclass) gtk_widget_remove_css_class(w, cssclass)
#else
#define WINDOW_SHOW(window) gtk_widget_show_all(window)
#define WINDOW_DESTROY(window) gtk_widget_destroy(window)
#define WINDOW_SET_CONTENT(window, child) gtk_container_add(GTK_CONTAINER(window), child)
#define BOX_ADD(box, child) gtk_container_add(GTK_CONTAINER(box), child)
#define BOX_ADD_EXPAND(box, child) gtk_box_pack_start(GTK_BOX(box), child, TRUE, TRUE, 0)
#define BOX_ADD_NO_EXPAND(box, child) gtk_box_pack_start(GTK_BOX(box), child, TRUE, FALSE, 0)  
#define ENTRY_SET_TEXT(entry, text) gtk_entry_set_text(GTK_ENTRY(entry), text)
#define ENTRY_GET_TEXT(entry) gtk_entry_get_text(GTK_ENTRY(entry))
#define SCROLLEDWINDOW_NEW() gtk_scrolled_window_new(NULL, NULL)
#define SCROLLEDWINDOW_SET_CHILD(sw, child) gtk_container_add(GTK_CONTAINER(sw), child)
#define SCROLLEDWINDOW_GET_CHILD(sw) gtk_bin_get_child(GTK_BIN(sw))
#define FRAME_SET_CHILD(frame, child) gtk_container_add(GTK_CONTAINER(frame), child)
#define EXPANDER_SET_CHILD(expander, child) gtk_container_add(GTK_CONTAINER(expander), child)
#define WIDGET_ADD_CSS_CLASS(w, cssclass) gtk_style_context_add_class(gtk_widget_get_style_context(w), cssclass)
#define WIDGET_REMOVE_CSS_CLASS(w, cssclass) gtk_style_context_remove_class(gtk_widget_get_style_context(w), cssclass)
#endif
    
#ifdef UI_GTK2
#undef SCROLLEDWINDOW_SET_CHILD
#define SCROLLEDWINDOW_SET_CHILD(sw, child) gtk_scrolled_window_add_with_viewport(GTK_SCROLLED_WINDOW(sw), child)
#endif
    
#if GTK_MAJOR_VERSION >= 4
#define UI_GTK_SINCE_V4(st) st
#define UI_GTK_SINCE_V3(st) 
#define UI_GTK_V2(st)
#define UI_GTK_V3(st)
#define UI_GTK_V4(st) st
#elif GTK_MAJOR_VERSION >= 3
#define UI_GTK_SINCE_V4(st) st
#define UI_GTK_SINCE_V3(st) st 
#define UI_GTK_V2(st)
#define UI_GTK_V3(st) st
#define UI_GTK_V4(st)
#else
#define UI_GTK_SINCE_V4(st) 
#define UI_GTK_SINCE_V3(st) 
#define UI_GTK_V2(st) st
#define UI_GTK_V3(st) 
#define UI_GTK_V4(st)
#endif


typedef struct UiEventData {
    UiObject    *obj;
    ui_callback callback;
    void        *userdata;
    int         value;
    void        *customdata;
} UiEventData;

typedef struct UiEventDataExt {
    UiObject    *obj;
    ui_callback callback;
    void        *userdata;
    ui_callback callback2;
    void        *userdata2;
    int         value0;
    int         value1;
    int         value2;
    int         value3;
    void        *customdata0;
    void        *customdata1;
    void        *customdata2;
    void        *customdata3;
} UiEventDataExt;

typedef struct UiVarEventData {
    UiObject    *obj;
    UiVar       *var;
    UiObserver  **observers;
    ui_callback callback;
    void        *userdata;
} UiVarEventData;

#ifndef UI_GTK4
struct UiSelection {
    GtkSelectionData *data;
};
#endif

typedef enum UiOrientation UiOrientation;
enum UiOrientation { UI_HORIZONTAL = 0, UI_VERTICAL };

#ifdef UI_APPLICATION
void ui_app_quit();
GtkApplication* ui_get_application();
#endif

int ui_get_scalefactor();

void ui_set_name_and_style(GtkWidget *widget, const char *name, const char *style);
void ui_set_widget_groups(UiContext *ctx, GtkWidget *widget, const int *groups);
void ui_set_widget_ngroups(UiContext *ctx, GtkWidget *widget, const int *groups, size_t ngroups);

void ui_destroy_userdata(GtkWidget *object, void *userdata);
void ui_destroy_vardata(GtkWidget *object, UiVarEventData *data);
void ui_destroy_boundvar(UiContext *ctx, UiVar *var);

void ui_set_active_window(UiObject *obj);
UiObject *ui_get_active_window();

#if GTK_MAJOR_VERSION >= 3
void ui_css_init(void);
#endif

#ifdef	__cplusplus
}
#endif

#endif	/* TOOLKIT_H */