/*
 * This file Copyright (C) 2007-2014 Mnemosyne LLC
 *
 * It may be used under the GNU GPL versions 2 or 3
 * or any future license endorsed by Mnemosyne LLC.
 *
 */

#include <gtk/gtk.h>

#include <libtransmission/tr-macros.h>

#include "hig.h"

GtkWidget* hig_workarea_create(void)
{
    GtkWidget* grid = gtk_grid_new();

    gtk_container_set_border_width(GTK_CONTAINER(grid), GUI_PAD_BIG);
    gtk_grid_set_row_spacing(GTK_GRID(grid), GUI_PAD);
    gtk_grid_set_column_spacing(GTK_GRID(grid), GUI_PAD_BIG);

    return grid;
}

void hig_workarea_add_section_divider(GtkWidget* t, guint* row)
{
    GtkWidget* w = gtk_fixed_new();

    gtk_widget_set_size_request(w, 0U, 6U);
    gtk_grid_attach(GTK_GRID(t), w, 0, *row, 2, 1);
    ++*row;
}

void hig_workarea_add_section_title_widget(GtkWidget* t, guint* row, GtkWidget* w)
{
    gtk_widget_set_hexpand(w, TRUE);
    gtk_grid_attach(GTK_GRID(t), w, 0, *row, 2, 1);
    ++*row;
}

void hig_workarea_add_section_title(GtkWidget* t, guint* row, char const* section_title)
{
    char buf[512];
    GtkWidget* l;

    g_snprintf(buf, sizeof(buf), "<b>%s</b>", section_title);
    l = gtk_label_new(buf);
    g_object_set(l, "halign", GTK_ALIGN_START, "valign", GTK_ALIGN_CENTER, NULL);
    gtk_label_set_use_markup(GTK_LABEL(l), TRUE);
    hig_workarea_add_section_title_widget(t, row, l);
}

void hig_workarea_add_wide_control(GtkWidget* t, guint* row, GtkWidget* w)
{
    gtk_widget_set_hexpand(w, TRUE);
#if GTK_CHECK_VERSION(3, 12, 0)
    gtk_widget_set_margin_start(w, 18);
#else
    gtk_widget_set_margin_left(w, 18);
#endif
    gtk_grid_attach(GTK_GRID(t), w, 0, *row, 2, 1);
    ++*row;
}

void hig_workarea_add_wide_tall_control(GtkWidget* t, guint* row, GtkWidget* w)
{
    gtk_widget_set_hexpand(w, TRUE);
    gtk_widget_set_vexpand(w, TRUE);
    hig_workarea_add_wide_control(t, row, w);
}

GtkWidget* hig_workarea_add_wide_checkbutton(GtkWidget* t, guint* row, char const* mnemonic_string, gboolean is_active)
{
    GtkWidget* w = gtk_check_button_new_with_mnemonic(mnemonic_string);

    gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(w), is_active);
    hig_workarea_add_wide_control(t, row, w);
    return w;
}

void hig_workarea_add_label_w(GtkWidget* t, guint row, GtkWidget* w)
{
#if GTK_CHECK_VERSION(3, 12, 0)
    gtk_widget_set_margin_start(w, 18);
#else
    gtk_widget_set_margin_left(w, 18);
#endif

    if (GTK_IS_LABEL(w))
    {
        g_object_set(
            w,
            TR_ARG_TUPLE("halign", GTK_ALIGN_START),
            TR_ARG_TUPLE("valign", GTK_ALIGN_CENTER),
            TR_ARG_TUPLE("use-markup", TRUE),
            NULL);
    }

    gtk_grid_attach(GTK_GRID(t), w, 0, row, 1, 1);
}

static void hig_workarea_add_tall_control(GtkWidget* t, guint row, GtkWidget* control)
{
    if (GTK_IS_LABEL(control))
    {
        g_object_set(control, TR_ARG_TUPLE("halign", GTK_ALIGN_START), TR_ARG_TUPLE("valign", GTK_ALIGN_CENTER), NULL);
    }

    g_object_set(control, "expand", TRUE, NULL);
    gtk_grid_attach(GTK_GRID(t), control, 1, row, 1, 1);
}

static void hig_workarea_add_control(GtkWidget* t, guint row, GtkWidget* control)
{
    if (GTK_IS_LABEL(control))
    {
        g_object_set(control, TR_ARG_TUPLE("halign", GTK_ALIGN_START), TR_ARG_TUPLE("valign", GTK_ALIGN_CENTER), NULL);
    }

    gtk_widget_set_hexpand(control, TRUE);
    gtk_grid_attach(GTK_GRID(t), control, 1, row, 1, 1);
}

void hig_workarea_add_row_w(GtkWidget* t, guint* row, GtkWidget* label, GtkWidget* control, GtkWidget* mnemonic)
{
    hig_workarea_add_label_w(t, *row, label);
    hig_workarea_add_control(t, *row, control);

    if (GTK_IS_LABEL(label))
    {
        gtk_label_set_mnemonic_widget(GTK_LABEL(label), mnemonic ? mnemonic : control);
    }

    ++*row;
}

GtkWidget* hig_workarea_add_row(GtkWidget* t, guint* row, char const* mnemonic_string, GtkWidget* control, GtkWidget* mnemonic)
{
    GtkWidget* l = gtk_label_new_with_mnemonic(mnemonic_string);

    hig_workarea_add_row_w(t, row, l, control, mnemonic);
    return l;
}

GtkWidget* hig_workarea_add_tall_row(
    GtkWidget* table,
    guint* row,
    char const* mnemonic_string,
    GtkWidget* control,
    GtkWidget* mnemonic)
{
    GtkWidget* l = gtk_label_new_with_mnemonic(mnemonic_string);
    GtkWidget* h = gtk_box_new(GTK_ORIENTATION_HORIZONTAL, 0);
    GtkWidget* v = gtk_box_new(GTK_ORIENTATION_VERTICAL, 0);
    gtk_box_pack_start(GTK_BOX(h), l, FALSE, FALSE, 0);
    gtk_box_pack_start(GTK_BOX(v), h, FALSE, FALSE, GUI_PAD_SMALL);

    hig_workarea_add_label_w(table, *row, v);
    hig_workarea_add_tall_control(table, *row, control);

    if (GTK_IS_LABEL(l))
    {
        gtk_label_set_mnemonic_widget(GTK_LABEL(l), mnemonic ? mnemonic : control);
    }

    ++*row;
    return l;
}