/*
 * Copyright © 2002 Havoc Pennington
 * Copyright © 2002 Mathias Hasselmann
 * Copyright © 2008 Christian Persch
 *
 * Mate-terminal 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 3 of the License, or
 * (at your option) any later version.
 *
 * Mate-terminal 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 this program.  If not, see <http://www.gnu.org/licenses/>.
 */

#include <config.h>

#include <string.h>
#include <math.h>

#include <glib.h>
#include <gio/gio.h>

#include "terminal-intl.h"
#include "profile-editor.h"
#include "terminal-util.h"

typedef struct _TerminalColorScheme TerminalColorScheme;

struct _TerminalColorScheme
{
	const char *name;
	const GdkColor foreground;
	const GdkColor background;
};

static const TerminalColorScheme color_schemes[] =
{
	{
		N_("Black on light yellow"),
		{ 0, 0x0000, 0x0000, 0x0000 }, { 0, 0xFFFF, 0xFFFF, 0xDDDD }
	},
	{
		N_("Black on white"),
		{ 0, 0x0000, 0x0000, 0x0000 }, { 0, 0xFFFF, 0xFFFF, 0xFFFF }
	},
	{
		N_("Gray on black"),
		{ 0, 0xAAAA, 0xAAAA, 0xAAAA }, { 0, 0x0000, 0x0000, 0x0000 }
	},
	{
		N_("Green on black"),
		{ 0, 0x0000, 0xFFFF, 0x0000 }, { 0, 0x0000, 0x0000, 0x0000 }
	},
	{
		N_("White on black"),
		{ 0, 0xFFFF, 0xFFFF, 0xFFFF }, { 0, 0x0000, 0x0000, 0x0000 }
	}
};

static void profile_forgotten_cb (TerminalProfile           *profile,
                                  GtkWidget                 *editor);

static void profile_notify_sensitivity_cb (TerminalProfile *profile,
        GParamSpec *pspec,
        GtkWidget *editor);

static void profile_colors_notify_scheme_combo_cb (TerminalProfile *profile,
        GParamSpec *pspec,
        GtkComboBox *combo);

static void profile_palette_notify_scheme_combo_cb (TerminalProfile *profile,
        GParamSpec *pspec,
        GtkComboBox *combo);

static void profile_palette_notify_colorpickers_cb (TerminalProfile *profile,
        GParamSpec *pspec,
        GtkWidget *editor);

static GtkWidget*
profile_editor_get_widget (GtkWidget  *editor,
                           const char *widget_name)
{
	GtkBuilder *builder;

	builder = g_object_get_data (G_OBJECT (editor), "builder");
	g_assert (builder != NULL);

	return (GtkWidget *) gtk_builder_get_object  (builder, widget_name);
}

static void
widget_and_labels_set_sensitive (GtkWidget *widget, gboolean sensitive)
{
	GList *labels, *i;

	labels = gtk_widget_list_mnemonic_labels (widget);
	for (i = labels; i; i = i->next)
	{
		gtk_widget_set_sensitive (GTK_WIDGET (i->data), sensitive);
	}
	g_list_free (labels);

	gtk_widget_set_sensitive (widget, sensitive);
}

static void
profile_forgotten_cb (TerminalProfile *profile,
                      GtkWidget *editor)
{
	gtk_widget_destroy (editor);
}

static void
profile_notify_sensitivity_cb (TerminalProfile *profile,
                               GParamSpec *pspec,
                               GtkWidget *editor)
{
	TerminalBackgroundType bg_type;
	const char *prop_name;

	if (pspec)
		prop_name = pspec->name;
	else
		prop_name = NULL;

#define SET_SENSITIVE(name, setting) widget_and_labels_set_sensitive (profile_editor_get_widget (editor, name), setting)

	if (!prop_name ||
	        prop_name == I_(TERMINAL_PROFILE_USE_CUSTOM_COMMAND) ||
	        prop_name == I_(TERMINAL_PROFILE_CUSTOM_COMMAND))
	{
		gboolean use_custom_command_locked = terminal_profile_property_locked (profile, TERMINAL_PROFILE_USE_CUSTOM_COMMAND);
		SET_SENSITIVE ("use-custom-command-checkbutton", !use_custom_command_locked);
		SET_SENSITIVE ("custom-command-box",
		               terminal_profile_get_property_boolean (profile, TERMINAL_PROFILE_USE_CUSTOM_COMMAND) &&
		               !terminal_profile_property_locked (profile, TERMINAL_PROFILE_CUSTOM_COMMAND));
	}

#if VTE_CHECK_VERSION (0, 38, 0)
	gtk_widget_hide (profile_editor_get_widget (editor, "background-image"));
	gtk_widget_hide (profile_editor_get_widget (editor, "darken-background-transparent-or-image-scale-label"));
	gtk_widget_show (profile_editor_get_widget (editor, "darken-background-transparent-scale-label"));
#else
	if (!prop_name || prop_name == I_(TERMINAL_PROFILE_BACKGROUND_TYPE))
	{
		gboolean bg_type_locked = terminal_profile_property_locked (profile, TERMINAL_PROFILE_BACKGROUND_TYPE);
		SET_SENSITIVE ("solid-radiobutton", !bg_type_locked);
		SET_SENSITIVE ("image-radiobutton", !bg_type_locked);
		SET_SENSITIVE ("transparent-radiobutton", !bg_type_locked);

		bg_type = terminal_profile_get_property_enum (profile, TERMINAL_PROFILE_BACKGROUND_TYPE);
		if (bg_type == TERMINAL_BACKGROUND_IMAGE)
		{
			SET_SENSITIVE ("background-image-filechooser", !terminal_profile_property_locked (profile, TERMINAL_PROFILE_BACKGROUND_IMAGE_FILE));
			SET_SENSITIVE ("scroll-background-checkbutton", !terminal_profile_property_locked (profile, TERMINAL_PROFILE_SCROLL_BACKGROUND));
			SET_SENSITIVE ("darken-background-vbox", !terminal_profile_property_locked (profile, TERMINAL_PROFILE_BACKGROUND_DARKNESS));
		}
		else if (bg_type == TERMINAL_BACKGROUND_TRANSPARENT)
		{
			SET_SENSITIVE ("background-image-filechooser", FALSE);
			SET_SENSITIVE ("scroll-background-checkbutton", FALSE);
			SET_SENSITIVE ("darken-background-vbox", !terminal_profile_property_locked (profile, TERMINAL_PROFILE_BACKGROUND_DARKNESS));
		}
		else
		{
			SET_SENSITIVE ("background-image-filechooser", FALSE);
			SET_SENSITIVE ("scroll-background-checkbutton", FALSE);
			SET_SENSITIVE ("darken-background-vbox", FALSE);
		}
	}
#endif

	if (!prop_name ||
	        prop_name == I_(TERMINAL_PROFILE_USE_SYSTEM_FONT) ||
	        prop_name == I_(TERMINAL_PROFILE_FONT))
	{
		SET_SENSITIVE ("font-hbox",
		               !terminal_profile_get_property_boolean (profile, TERMINAL_PROFILE_USE_SYSTEM_FONT) &&
		               !terminal_profile_property_locked (profile, TERMINAL_PROFILE_FONT));
		SET_SENSITIVE ("system-font-checkbutton",
		               !terminal_profile_property_locked (profile, TERMINAL_PROFILE_USE_SYSTEM_FONT));
	}

	if (!prop_name ||
	        prop_name == I_(TERMINAL_PROFILE_FOREGROUND_COLOR) ||
	        prop_name == I_(TERMINAL_PROFILE_BACKGROUND_COLOR) ||
	        prop_name == I_(TERMINAL_PROFILE_BOLD_COLOR) ||
	        prop_name == I_(TERMINAL_PROFILE_BOLD_COLOR_SAME_AS_FG) ||
	        prop_name == I_(TERMINAL_PROFILE_USE_THEME_COLORS))
	{
		gboolean bg_locked, use_theme_colors, fg_locked;

		use_theme_colors = terminal_profile_get_property_boolean (profile, TERMINAL_PROFILE_USE_THEME_COLORS);
		fg_locked = terminal_profile_property_locked (profile, TERMINAL_PROFILE_FOREGROUND_COLOR);
		bg_locked = terminal_profile_property_locked (profile, TERMINAL_PROFILE_BACKGROUND_COLOR);

		SET_SENSITIVE ("foreground-colorpicker", !use_theme_colors && !fg_locked);
		SET_SENSITIVE ("foreground-colorpicker-label", !use_theme_colors && !fg_locked);
		SET_SENSITIVE ("background-colorpicker", !use_theme_colors && !bg_locked);
		SET_SENSITIVE ("background-colorpicker-label", !use_theme_colors && !bg_locked);
		SET_SENSITIVE ("color-scheme-combobox", !use_theme_colors && !fg_locked && !bg_locked);
		SET_SENSITIVE ("color-scheme-combobox-label", !use_theme_colors && !fg_locked && !bg_locked);
	}

	if (!prop_name ||
	        prop_name == I_(TERMINAL_PROFILE_BOLD_COLOR) ||
	        prop_name == I_(TERMINAL_PROFILE_BOLD_COLOR_SAME_AS_FG) ||
	        prop_name == I_(TERMINAL_PROFILE_USE_THEME_COLORS))
	{
		gboolean bold_locked, bold_same_as_fg_locked, bold_same_as_fg, use_theme_colors;

		use_theme_colors = terminal_profile_get_property_boolean (profile, TERMINAL_PROFILE_USE_THEME_COLORS);
		bold_locked = terminal_profile_property_locked (profile, TERMINAL_PROFILE_BOLD_COLOR);
		bold_same_as_fg_locked = terminal_profile_property_locked (profile, TERMINAL_PROFILE_BOLD_COLOR_SAME_AS_FG);
		bold_same_as_fg = terminal_profile_get_property_boolean (profile, TERMINAL_PROFILE_BOLD_COLOR_SAME_AS_FG);

		SET_SENSITIVE ("bold-color-same-as-fg-checkbox", !use_theme_colors && !bold_same_as_fg_locked);
		SET_SENSITIVE ("bold-colorpicker", !use_theme_colors && !bold_locked && !bold_same_as_fg);
		SET_SENSITIVE ("bold-colorpicker-label", !use_theme_colors && ((!bold_same_as_fg && !bold_locked) || !bold_same_as_fg_locked));
	}

	if (!prop_name || prop_name == I_(TERMINAL_PROFILE_VISIBLE_NAME))
		SET_SENSITIVE ("profile-name-entry",
		               !terminal_profile_property_locked (profile, TERMINAL_PROFILE_VISIBLE_NAME));

	if (!prop_name || prop_name == I_(TERMINAL_PROFILE_DEFAULT_SHOW_MENUBAR))
		SET_SENSITIVE ("show-menubar-checkbutton",
		               !terminal_profile_property_locked (profile, TERMINAL_PROFILE_DEFAULT_SHOW_MENUBAR));

	if (!prop_name || prop_name == I_(TERMINAL_PROFILE_TITLE))
		SET_SENSITIVE ("title-entry",
		               !terminal_profile_property_locked (profile, TERMINAL_PROFILE_TITLE));

	if (!prop_name || prop_name == I_(TERMINAL_PROFILE_TITLE_MODE))
		SET_SENSITIVE ("title-mode-combobox",
		               !terminal_profile_property_locked (profile, TERMINAL_PROFILE_TITLE_MODE));

	if (!prop_name || prop_name == I_(TERMINAL_PROFILE_ALLOW_BOLD))
		SET_SENSITIVE ("allow-bold-checkbutton",
		               !terminal_profile_property_locked (profile, TERMINAL_PROFILE_ALLOW_BOLD));

	if (!prop_name || prop_name == I_(TERMINAL_PROFILE_SILENT_BELL))
		SET_SENSITIVE ("bell-checkbutton",
		               !terminal_profile_property_locked (profile, TERMINAL_PROFILE_SILENT_BELL));

	if (!prop_name || prop_name == I_(TERMINAL_PROFILE_COPY_SELECTION))
		SET_SENSITIVE ("copy-checkbutton",
		               !terminal_profile_property_locked (profile, TERMINAL_PROFILE_COPY_SELECTION));

	if (!prop_name || prop_name == I_(TERMINAL_PROFILE_WORD_CHARS))
		SET_SENSITIVE ("word-chars-entry",
		               !terminal_profile_property_locked (profile, TERMINAL_PROFILE_WORD_CHARS));

	if (!prop_name ||
	        prop_name == I_(TERMINAL_PROFILE_USE_CUSTOM_DEFAULT_SIZE) ||
	        prop_name == I_(TERMINAL_PROFILE_DEFAULT_SIZE_COLUMNS) ||
	        prop_name == I_(TERMINAL_PROFILE_DEFAULT_SIZE_ROWS))
	{
		gboolean use_custom_default_size_locked = terminal_profile_property_locked (profile, TERMINAL_PROFILE_USE_CUSTOM_DEFAULT_SIZE);
		gboolean use_custom_default_size = terminal_profile_get_property_boolean (profile, TERMINAL_PROFILE_USE_CUSTOM_DEFAULT_SIZE);
		gboolean columns_locked = terminal_profile_property_locked (profile, TERMINAL_PROFILE_DEFAULT_SIZE_COLUMNS);
		gboolean rows_locked = terminal_profile_property_locked (profile, TERMINAL_PROFILE_DEFAULT_SIZE_ROWS);

		SET_SENSITIVE ("use-custom-default-size-checkbutton", !use_custom_default_size_locked);
		SET_SENSITIVE ("default-size-hbox", use_custom_default_size);
		SET_SENSITIVE ("default-size-label", (!columns_locked || !rows_locked));
		SET_SENSITIVE ("default-size-columns-label", !columns_locked);
		SET_SENSITIVE ("default-size-columns-spinbutton", !columns_locked);
		SET_SENSITIVE ("default-size-rows-label", !rows_locked);
		SET_SENSITIVE ("default-size-rows-spinbutton", !rows_locked);
	}

	if (!prop_name || prop_name == I_(TERMINAL_PROFILE_SCROLLBAR_POSITION))
		SET_SENSITIVE ("scrollbar-position-combobox",
		               !terminal_profile_property_locked (profile, TERMINAL_PROFILE_SCROLLBAR_POSITION));

	if (!prop_name ||
	        prop_name == I_(TERMINAL_PROFILE_SCROLLBACK_LINES) ||
	        prop_name == I_(TERMINAL_PROFILE_SCROLLBACK_UNLIMITED))
	{
		gboolean scrollback_lines_locked = terminal_profile_property_locked (profile, TERMINAL_PROFILE_SCROLLBACK_LINES);
		gboolean scrollback_unlimited_locked = terminal_profile_property_locked (profile, TERMINAL_PROFILE_SCROLLBACK_UNLIMITED);
		gboolean scrollback_unlimited = terminal_profile_get_property_boolean (profile, TERMINAL_PROFILE_SCROLLBACK_UNLIMITED);

		SET_SENSITIVE ("scrollback-label", !scrollback_lines_locked);
		SET_SENSITIVE ("scrollback-box", !scrollback_lines_locked && !scrollback_unlimited);
		SET_SENSITIVE ("scrollback-unlimited-checkbutton", !scrollback_lines_locked && !scrollback_unlimited_locked);
	}

	if (!prop_name || prop_name == I_(TERMINAL_PROFILE_SCROLL_ON_KEYSTROKE))
		SET_SENSITIVE ("scroll-on-keystroke-checkbutton",
		               !terminal_profile_property_locked (profile, TERMINAL_PROFILE_SCROLL_ON_KEYSTROKE));

	if (!prop_name || prop_name == I_(TERMINAL_PROFILE_SCROLL_ON_OUTPUT))
		SET_SENSITIVE ("scroll-on-output-checkbutton",
		               !terminal_profile_property_locked (profile, TERMINAL_PROFILE_SCROLL_ON_OUTPUT));

	if (!prop_name || prop_name == I_(TERMINAL_PROFILE_EXIT_ACTION))
		SET_SENSITIVE ("exit-action-combobox",
		               !terminal_profile_property_locked (profile, TERMINAL_PROFILE_EXIT_ACTION));

	if (!prop_name || prop_name == I_(TERMINAL_PROFILE_LOGIN_SHELL))
		SET_SENSITIVE ("login-shell-checkbutton",
		               !terminal_profile_property_locked (profile, TERMINAL_PROFILE_LOGIN_SHELL));

	if (!prop_name || prop_name == I_(TERMINAL_PROFILE_UPDATE_RECORDS))
		SET_SENSITIVE ("update-records-checkbutton",
		               !terminal_profile_property_locked (profile, TERMINAL_PROFILE_UPDATE_RECORDS));

	if (!prop_name || prop_name == I_(TERMINAL_PROFILE_PALETTE))
	{
		gboolean palette_locked = terminal_profile_property_locked (profile, TERMINAL_PROFILE_PALETTE);
		SET_SENSITIVE ("palette-combobox", !palette_locked);
		SET_SENSITIVE ("palette-table", !palette_locked);
	}

	if (!prop_name || prop_name == I_(TERMINAL_PROFILE_BACKSPACE_BINDING))
		SET_SENSITIVE ("backspace-binding-combobox",
		               !terminal_profile_property_locked (profile, TERMINAL_PROFILE_BACKSPACE_BINDING));

	if (!prop_name || prop_name == I_(TERMINAL_PROFILE_DELETE_BINDING))
		SET_SENSITIVE ("delete-binding-combobox",
		               !terminal_profile_property_locked (profile, TERMINAL_PROFILE_DELETE_BINDING));

	if (!prop_name || prop_name == I_(TERMINAL_PROFILE_USE_THEME_COLORS))
		SET_SENSITIVE ("use-theme-colors-checkbutton",
		               !terminal_profile_property_locked (profile, TERMINAL_PROFILE_USE_THEME_COLORS));

#undef SET_INSENSITIVE
}

static void
color_scheme_combo_changed_cb (GtkWidget *combo,
                               GParamSpec *pspec,
                               TerminalProfile *profile)
{
	guint i;

	i = gtk_combo_box_get_active (GTK_COMBO_BOX (combo));

	if (i < G_N_ELEMENTS (color_schemes))
	{
		g_signal_handlers_block_by_func (profile, G_CALLBACK (profile_colors_notify_scheme_combo_cb), combo);
		g_object_set (profile,
		              TERMINAL_PROFILE_FOREGROUND_COLOR, &color_schemes[i].foreground,
		              TERMINAL_PROFILE_BACKGROUND_COLOR, &color_schemes[i].background,
		              NULL);
		g_signal_handlers_unblock_by_func (profile, G_CALLBACK (profile_colors_notify_scheme_combo_cb), combo);
	}
	else
	{
		/* "custom" selected, no change */
	}
}

static void
profile_colors_notify_scheme_combo_cb (TerminalProfile *profile,
                                       GParamSpec *pspec,
                                       GtkComboBox *combo)
{
	const GdkColor *fg, *bg;
	guint i;

	fg = terminal_profile_get_property_boxed (profile, TERMINAL_PROFILE_FOREGROUND_COLOR);
	bg = terminal_profile_get_property_boxed (profile, TERMINAL_PROFILE_BACKGROUND_COLOR);

	if (fg && bg)
	{
		for (i = 0; i < G_N_ELEMENTS (color_schemes); ++i)
		{
			if (gdk_color_equal (fg, &color_schemes[i].foreground) &&
			        gdk_color_equal (bg, &color_schemes[i].background))
				break;
		}
	}
	else
	{
		i = G_N_ELEMENTS (color_schemes);
	}
	/* If we didn't find a match, then we get the last combo box item which is "custom" */

	g_signal_handlers_block_by_func (combo, G_CALLBACK (color_scheme_combo_changed_cb), profile);
	gtk_combo_box_set_active (GTK_COMBO_BOX (combo), i);
	g_signal_handlers_unblock_by_func (combo, G_CALLBACK (color_scheme_combo_changed_cb), profile);
}

static void
palette_scheme_combo_changed_cb (GtkComboBox *combo,
                                 GParamSpec *pspec,
                                 TerminalProfile *profile)
{
	int i;

	i = gtk_combo_box_get_active (GTK_COMBO_BOX (combo));

	g_signal_handlers_block_by_func (profile, G_CALLBACK (profile_colors_notify_scheme_combo_cb), combo);
	if (i < TERMINAL_PALETTE_N_BUILTINS)
		terminal_profile_set_palette_builtin (profile, i);
	else
	{
		/* "custom" selected, no change */
	}
	g_signal_handlers_unblock_by_func (profile, G_CALLBACK (profile_colors_notify_scheme_combo_cb), combo);
}

static void
profile_palette_notify_scheme_combo_cb (TerminalProfile *profile,
                                        GParamSpec *pspec,
                                        GtkComboBox *combo)
{
	guint i;

	if (!terminal_profile_get_palette_is_builtin (profile, &i))
		/* If we didn't find a match, then we want the last combo
		 * box item which is "custom"
		 */
		i = TERMINAL_PALETTE_N_BUILTINS;

	g_signal_handlers_block_by_func (combo, G_CALLBACK (palette_scheme_combo_changed_cb), profile);
	gtk_combo_box_set_active (combo, i);
	g_signal_handlers_unblock_by_func (combo, G_CALLBACK (palette_scheme_combo_changed_cb), profile);
}

static void
palette_color_notify_cb (GtkColorButton *button,
                         GParamSpec *pspec,
                         TerminalProfile *profile)
{
	GtkWidget *editor;
	GdkColor color;
	guint i;

	gtk_color_button_get_color (button, &color);
	i = GPOINTER_TO_UINT (g_object_get_data (G_OBJECT (button), "palette-entry-index"));

	editor = gtk_widget_get_toplevel (GTK_WIDGET (button));
	g_signal_handlers_block_by_func (profile, G_CALLBACK (profile_palette_notify_colorpickers_cb), editor);
	terminal_profile_modify_palette_entry (profile, i, &color);
	g_signal_handlers_unblock_by_func (profile, G_CALLBACK (profile_palette_notify_colorpickers_cb), editor);
}

static void
profile_palette_notify_colorpickers_cb (TerminalProfile *profile,
                                        GParamSpec *pspec,
                                        GtkWidget *editor)
{
	GtkWidget *w;
	GdkColor colors[TERMINAL_PALETTE_SIZE];
	guint n_colors, i;

	n_colors = G_N_ELEMENTS (colors);
	terminal_profile_get_palette (profile, colors, &n_colors);

	n_colors = MIN (n_colors, TERMINAL_PALETTE_SIZE);
	for (i = 0; i < n_colors; i++)
	{
		char name[32];
		GdkColor old_color;

		g_snprintf (name, sizeof (name), "palette-colorpicker-%d", i + 1);
		w = profile_editor_get_widget (editor, name);

		gtk_color_button_get_color (GTK_COLOR_BUTTON (w), &old_color);
		if (!gdk_color_equal (&old_color, &colors[i]))
		{
			g_signal_handlers_block_by_func (w, G_CALLBACK (palette_color_notify_cb), profile);
			gtk_color_button_set_color (GTK_COLOR_BUTTON (w), &colors[i]);
			g_signal_handlers_unblock_by_func (w, G_CALLBACK (palette_color_notify_cb), profile);
		}
	}
}

static void
custom_command_entry_changed_cb (GtkEntry *entry)
{
	const char *command;
	GError *error = NULL;

	command = gtk_entry_get_text (entry);

	if (g_shell_parse_argv (command, NULL, NULL, &error))
	{
		gtk_entry_set_icon_from_stock (entry, GTK_PACK_END, NULL);
	}
	else
	{
		char *tooltip;

		gtk_entry_set_icon_from_stock (entry, GTK_PACK_END, GTK_STOCK_DIALOG_WARNING);

		tooltip = g_strdup_printf (_("Error parsing command: %s"), error->message);
		gtk_entry_set_icon_tooltip_text (entry, GTK_PACK_END, tooltip);
		g_free (tooltip);

		g_error_free (error);
	}
}

static void
visible_name_entry_changed_cb (GtkEntry *entry,
                               GtkWindow *window)
{
	const char *visible_name;
	char *text;

	visible_name = gtk_entry_get_text (entry);

	text = g_strdup_printf (_("Editing Profile “%s”"), visible_name);
	gtk_window_set_title (window, text);
	g_free (text);
}

static void
reset_compat_defaults_cb (GtkWidget       *button,
                          TerminalProfile *profile)
{
	terminal_profile_reset_property (profile, TERMINAL_PROFILE_DELETE_BINDING);
	terminal_profile_reset_property (profile, TERMINAL_PROFILE_BACKSPACE_BINDING);
}

/*
 * initialize widgets
 */

static void
init_color_scheme_menu (GtkWidget *combo_box)
{
	#if GTK_CHECK_VERSION(3, 0, 0)

	GtkCellRenderer *renderer;
	GtkTreeIter iter;
	GtkListStore *store;
	int i;

	store = gtk_list_store_new (1, G_TYPE_STRING);
	for (i = 0; i < G_N_ELEMENTS (color_schemes); ++i)
	gtk_list_store_insert_with_values (store, &iter, -1,
	                                   0, _(color_schemes[i].name),
	                                   -1);
	gtk_list_store_insert_with_values (store, &iter, -1,
	                                  0, _("Custom"),
	                                  -1);

	gtk_combo_box_set_model (GTK_COMBO_BOX (combo_box), GTK_TREE_MODEL (store));
	g_object_unref (store);

	renderer = gtk_cell_renderer_text_new ();
	gtk_cell_layout_pack_start (GTK_CELL_LAYOUT (combo_box), renderer, TRUE);
	gtk_cell_layout_set_attributes (GTK_CELL_LAYOUT (combo_box), renderer, "text", 0, NULL);

	#else

	int i;

	i = G_N_ELEMENTS (color_schemes);
	while (i > 0)
	{
		gtk_combo_box_prepend_text (GTK_COMBO_BOX (combo_box),
		                            _(color_schemes[--i].name));
	}

	#endif
}

static char*
format_percent_value (GtkScale *scale,
                      double    val,
                      void     *data)
{
	return g_strdup_printf ("%d%%", (int) (val * 100.0 + 0.5));
}

static void
init_background_darkness_scale (GtkWidget *scale)
{
	g_signal_connect (scale, "format-value",
	                  G_CALLBACK (format_percent_value),
	                  NULL);
}


static void
editor_response_cb (GtkWidget *editor,
                    int response,
                    gpointer use_data)
{
	if (response == GTK_RESPONSE_HELP)
	{
		terminal_util_show_help ("mate-terminal-prefs", GTK_WINDOW (editor));
		return;
	}

	gtk_widget_destroy (editor);
}

#if 0
static GdkPixbuf *
create_preview_pixbuf (const gchar *filename)
{
	GdkPixbuf *pixbuf = NULL;
	MateThumbnailFactory *thumbs;
	const char *mime_type = NULL;
	GFile *gfile;
	GFileInfo *file_info;

	if (filename == NULL)
		return NULL;

	gfile = g_file_new_for_uri (filename);
	file_info = g_file_query_info (gfile,
	                               G_FILE_ATTRIBUTE_STANDARD_CONTENT_TYPE,
	                               0, NULL, NULL);
	if (file_info != NULL)
		mime_type = g_file_info_get_content_type (file_info);

	g_object_unref (gfile);

	if (mime_type != NULL)
	{
		thumbs = mate_thumbnail_factory_new (MATE_THUMBNAIL_SIZE_NORMAL);

		pixbuf = mate_thumbnail_factory_generate_thumbnail (thumbs,
		         filename,
		         mime_type);
		g_object_unref (thumbs);
	}

	if (file_info != NULL)
		g_object_unref (file_info);

	return pixbuf;
}

static void
update_image_preview (GtkFileChooser *chooser)
{
	GtkWidget *image;
	gchar *file;

	image = gtk_file_chooser_get_preview_widget (GTK_FILE_CHOOSER (chooser));
	file = gtk_file_chooser_get_preview_uri (chooser);

	if (file != NULL)
	{

		GdkPixbuf *pixbuf = NULL;

		pixbuf = create_preview_pixbuf (file);
		g_free (file);

		if (pixbuf != NULL)
		{
			gtk_image_set_from_pixbuf (GTK_IMAGE (image), pixbuf);
			g_object_unref (pixbuf);
		}
		else
		{
			gtk_image_set_from_stock (GTK_IMAGE (image),
			                          "gtk-dialog-question",
			                          GTK_ICON_SIZE_DIALOG);
		}
	}
	gtk_file_chooser_set_preview_widget_active (chooser, file != NULL);
}
#endif

static void
setup_background_filechooser (GtkWidget *filechooser,
                              TerminalProfile *profile)
{
	GtkFileFilter *filter;
	const char *home_dir;

	filter = gtk_file_filter_new ();
	gtk_file_filter_add_pixbuf_formats (filter);
	gtk_file_filter_set_name (filter, _("Images"));
	gtk_file_chooser_set_filter (GTK_FILE_CHOOSER (filechooser), filter);

	gtk_file_chooser_set_local_only (GTK_FILE_CHOOSER (filechooser), TRUE);

	/* Start filechooser in $HOME instead of the current dir of the factory which is "/" */
	home_dir = g_get_home_dir ();
	if (home_dir)
		gtk_file_chooser_set_current_folder (GTK_FILE_CHOOSER (filechooser), home_dir);

#if 0
	GtkWidget *image_preview;
	GdkPixbuf *pixbuf = NULL;

	image_preview = gtk_image_new ();
	/* FIXMchpe this is bogus */
	pixbuf = create_preview_pixbuf (terminal_profile_get_property_string (profile, TERMINAL_PROFILE_BACKGROUND_IMAGE_FILE));
	if (pixbuf != NULL)
	{
		gtk_image_set_from_pixbuf (GTK_IMAGE (image_preview), pixbuf);
		g_object_unref (pixbuf);
	}
	else
	{
		gtk_image_set_from_stock (GTK_IMAGE (image_preview),
		                          "gtk-dialog-question",
		                          GTK_ICON_SIZE_DIALOG);
	}

	gtk_file_chooser_set_preview_widget (GTK_FILE_CHOOSER (filechooser),
	                                     image_preview);
	gtk_file_chooser_set_use_preview_label (GTK_FILE_CHOOSER (filechooser),
	                                        FALSE);
	gtk_widget_set_size_request (image_preview, 128, -1);
	gtk_widget_show (image_preview);

	g_signal_connect (filechooser, "update-preview",
	                  G_CALLBACK (update_image_preview), NULL);
#endif
}

static void
profile_editor_destroyed (GtkWidget       *editor,
                          TerminalProfile *profile)
{
	g_signal_handlers_disconnect_by_func (profile, G_CALLBACK (profile_forgotten_cb), editor);
	g_signal_handlers_disconnect_by_func (profile, G_CALLBACK (profile_notify_sensitivity_cb), editor);
	g_signal_handlers_disconnect_matched (profile, G_SIGNAL_MATCH_FUNC, 0, 0, NULL,
	                                      G_CALLBACK (profile_colors_notify_scheme_combo_cb), NULL);
	g_signal_handlers_disconnect_matched (profile, G_SIGNAL_MATCH_FUNC, 0, 0, NULL,
	                                      G_CALLBACK (profile_palette_notify_scheme_combo_cb), NULL);
	g_signal_handlers_disconnect_matched (profile, G_SIGNAL_MATCH_FUNC, 0, 0, NULL,
	                                      G_CALLBACK (profile_palette_notify_colorpickers_cb), NULL);

	g_object_set_data (G_OBJECT (profile), "editor-window", NULL);
	g_object_set_data (G_OBJECT (editor), "builder", NULL);
}

static void
terminal_profile_editor_focus_widget (GtkWidget *editor,
                                      const char *widget_name)
{
	GtkBuilder *builder;
	GtkWidget *widget, *page, *page_parent;

	if (widget_name == NULL)
		return;

	builder = g_object_get_data (G_OBJECT (editor), "builder");
	widget = GTK_WIDGET (gtk_builder_get_object (builder, widget_name));
	if (widget == NULL)
		return;

	page = widget;
	while (page != NULL &&
	        (page_parent = gtk_widget_get_parent (page)) != NULL &&
	        !GTK_IS_NOTEBOOK (page_parent))
		page = page_parent;

	page_parent = gtk_widget_get_parent (page);
	if (page != NULL && GTK_IS_NOTEBOOK (page_parent))
	{
		GtkNotebook *notebook;

		notebook = GTK_NOTEBOOK (page_parent);
		gtk_notebook_set_current_page (notebook, gtk_notebook_page_num (notebook, page));
	}

	if (gtk_widget_is_sensitive (widget))
		gtk_widget_grab_focus (widget);
}

/**
 * terminal_profile_edit:
 * @profile: a #TerminalProfile
 * @transient_parent: a #GtkWindow, or %NULL
 * @widget_name: a widget name in the profile editor's UI, or %NULL
 *
 * Shows the profile editor with @profile, anchored to @transient_parent.
 * If @widget_name is non-%NULL, focuses the corresponding widget and
 * switches the notebook to its containing page.
 */
void
terminal_profile_edit (TerminalProfile *profile,
                       GtkWindow       *transient_parent,
                       const char      *widget_name)
{
	char *path;
	GtkBuilder *builder;
	GError *error = NULL;
	GtkWidget *editor, *w;
	guint i;

	editor = g_object_get_data (G_OBJECT (profile), "editor-window");
	if (editor)
	{
		terminal_profile_editor_focus_widget (editor, widget_name);

		gtk_window_set_transient_for (GTK_WINDOW (editor),
		                              GTK_WINDOW (transient_parent));
		gtk_window_present (GTK_WINDOW (editor));
		return;
	}

	path = g_build_filename (TERM_PKGDATADIR, "profile-preferences.ui", NULL);
	builder = gtk_builder_new ();
	if (!gtk_builder_add_from_file (builder, path, &error))
	{
		g_warning ("Failed to load %s: %s\n", path, error->message);
		g_error_free (error);
		g_free (path);
		g_object_unref (builder);
		return;
	}
	g_free (path);

	editor = (GtkWidget *) gtk_builder_get_object  (builder, "profile-editor-dialog");
	g_object_set_data_full (G_OBJECT (editor), "builder",
	                        builder, (GDestroyNotify) g_object_unref);

	/* Store the dialogue on the profile, so we can acccess it above to check if
	 * there's already a profile editor for this profile.
	 */
	g_object_set_data (G_OBJECT (profile), "editor-window", editor);

	g_signal_connect (editor, "destroy",
	                  G_CALLBACK (profile_editor_destroyed),
	                  profile);

	g_signal_connect (editor, "response",
	                  G_CALLBACK (editor_response_cb),
	                  NULL);

	w = (GtkWidget *) gtk_builder_get_object  (builder, "color-scheme-combobox");
	init_color_scheme_menu (w);

	w = (GtkWidget *) gtk_builder_get_object  (builder, "darken-background-scale");
	init_background_darkness_scale (w);

	w = (GtkWidget *) gtk_builder_get_object  (builder, "background-image-filechooser");
	setup_background_filechooser (w, profile);

	/* Hook up the palette colorpickers and combo box */

	for (i = 0; i < TERMINAL_PALETTE_SIZE; ++i)
	{
		char name[32];
		char *text;

		g_snprintf (name, sizeof (name), "palette-colorpicker-%u", i + 1);
		w = (GtkWidget *) gtk_builder_get_object  (builder, name);

		g_object_set_data (G_OBJECT (w), "palette-entry-index", GUINT_TO_POINTER (i));

		text = g_strdup_printf (_("Choose Palette Color %d"), i + 1);
		gtk_color_button_set_title (GTK_COLOR_BUTTON (w), text);
		g_free (text);

		text = g_strdup_printf (_("Palette entry %d"), i + 1);
		gtk_widget_set_tooltip_text (w, text);
		g_free (text);

		g_signal_connect (w, "notify::color",
		                  G_CALLBACK (palette_color_notify_cb),
		                  profile);
	}

	profile_palette_notify_colorpickers_cb (profile, NULL, editor);
	g_signal_connect (profile, "notify::" TERMINAL_PROFILE_PALETTE,
	                  G_CALLBACK (profile_palette_notify_colorpickers_cb),
	                  editor);

	w = (GtkWidget *) gtk_builder_get_object  (builder, "palette-combobox");
	g_signal_connect (w, "notify::active",
	                  G_CALLBACK (palette_scheme_combo_changed_cb),
	                  profile);

	profile_palette_notify_scheme_combo_cb (profile, NULL, GTK_COMBO_BOX (w));
	g_signal_connect (profile, "notify::" TERMINAL_PROFILE_PALETTE,
	                  G_CALLBACK (profile_palette_notify_scheme_combo_cb),
	                  w);

	/* Hook up the color scheme pickers and combo box */
	w = (GtkWidget *) gtk_builder_get_object  (builder, "color-scheme-combobox");
	g_signal_connect (w, "notify::active",
	                  G_CALLBACK (color_scheme_combo_changed_cb),
	                  profile);

	profile_colors_notify_scheme_combo_cb (profile, NULL, GTK_COMBO_BOX (w));
	g_signal_connect (profile, "notify::" TERMINAL_PROFILE_FOREGROUND_COLOR,
	                  G_CALLBACK (profile_colors_notify_scheme_combo_cb),
	                  w);
	g_signal_connect (profile, "notify::" TERMINAL_PROFILE_BACKGROUND_COLOR,
	                  G_CALLBACK (profile_colors_notify_scheme_combo_cb),
	                  w);

#define CONNECT_WITH_FLAGS(name, prop, flags) terminal_util_bind_object_property_to_widget (G_OBJECT (profile), prop, (GtkWidget *) gtk_builder_get_object (builder, name), flags)
#define CONNECT(name, prop) CONNECT_WITH_FLAGS (name, prop, 0)
#define SET_ENUM_VALUE(name, value) g_object_set_data (gtk_builder_get_object (builder, name), "enum-value", GINT_TO_POINTER (value))

	w = GTK_WIDGET (gtk_builder_get_object (builder, "custom-command-entry"));
	custom_command_entry_changed_cb (GTK_ENTRY (w));
	g_signal_connect (w, "changed",
	                  G_CALLBACK (custom_command_entry_changed_cb), NULL);
	w = GTK_WIDGET (gtk_builder_get_object (builder, "profile-name-entry"));
	g_signal_connect (w, "changed",
	                  G_CALLBACK (visible_name_entry_changed_cb), editor);

	g_signal_connect (gtk_builder_get_object  (builder, "reset-compat-defaults-button"),
	                  "clicked",
	                  G_CALLBACK (reset_compat_defaults_cb),
	                  profile);

	SET_ENUM_VALUE ("image-radiobutton", TERMINAL_BACKGROUND_IMAGE);
	SET_ENUM_VALUE ("solid-radiobutton", TERMINAL_BACKGROUND_SOLID);
	SET_ENUM_VALUE ("transparent-radiobutton", TERMINAL_BACKGROUND_TRANSPARENT);
	CONNECT ("allow-bold-checkbutton", TERMINAL_PROFILE_ALLOW_BOLD);
	CONNECT ("background-colorpicker", TERMINAL_PROFILE_BACKGROUND_COLOR);
	CONNECT ("background-image-filechooser", TERMINAL_PROFILE_BACKGROUND_IMAGE_FILE);
	CONNECT ("backspace-binding-combobox", TERMINAL_PROFILE_BACKSPACE_BINDING);
	CONNECT ("bold-color-same-as-fg-checkbox", TERMINAL_PROFILE_BOLD_COLOR_SAME_AS_FG);
	CONNECT ("bold-colorpicker", TERMINAL_PROFILE_BOLD_COLOR);
	CONNECT ("cursor-shape-combobox", TERMINAL_PROFILE_CURSOR_SHAPE);
	CONNECT ("cursor-blink-combobox", TERMINAL_PROFILE_CURSOR_BLINK_MODE);
	CONNECT ("custom-command-entry", TERMINAL_PROFILE_CUSTOM_COMMAND);
	CONNECT ("darken-background-scale", TERMINAL_PROFILE_BACKGROUND_DARKNESS);
	CONNECT ("default-size-columns-spinbutton", TERMINAL_PROFILE_DEFAULT_SIZE_COLUMNS);
	CONNECT ("default-size-rows-spinbutton", TERMINAL_PROFILE_DEFAULT_SIZE_ROWS);
	CONNECT ("delete-binding-combobox", TERMINAL_PROFILE_DELETE_BINDING);
	CONNECT ("exit-action-combobox", TERMINAL_PROFILE_EXIT_ACTION);
	CONNECT ("font-selector", TERMINAL_PROFILE_FONT);
	CONNECT ("foreground-colorpicker", TERMINAL_PROFILE_FOREGROUND_COLOR);
	CONNECT ("image-radiobutton", TERMINAL_PROFILE_BACKGROUND_TYPE);
	CONNECT ("login-shell-checkbutton", TERMINAL_PROFILE_LOGIN_SHELL);
	CONNECT ("profile-name-entry", TERMINAL_PROFILE_VISIBLE_NAME);
	CONNECT ("scrollback-lines-spinbutton", TERMINAL_PROFILE_SCROLLBACK_LINES);
	CONNECT ("scrollback-unlimited-checkbutton", TERMINAL_PROFILE_SCROLLBACK_UNLIMITED);
	CONNECT ("scroll-background-checkbutton", TERMINAL_PROFILE_SCROLL_BACKGROUND);
	CONNECT ("scrollbar-position-combobox", TERMINAL_PROFILE_SCROLLBAR_POSITION);
	CONNECT ("scroll-on-keystroke-checkbutton", TERMINAL_PROFILE_SCROLL_ON_KEYSTROKE);
	CONNECT ("scroll-on-output-checkbutton", TERMINAL_PROFILE_SCROLL_ON_OUTPUT);
	CONNECT ("show-menubar-checkbutton", TERMINAL_PROFILE_DEFAULT_SHOW_MENUBAR);
	CONNECT ("solid-radiobutton", TERMINAL_PROFILE_BACKGROUND_TYPE);
	CONNECT ("system-font-checkbutton", TERMINAL_PROFILE_USE_SYSTEM_FONT);
	CONNECT ("title-entry", TERMINAL_PROFILE_TITLE);
	CONNECT ("title-mode-combobox", TERMINAL_PROFILE_TITLE_MODE);
	CONNECT ("transparent-radiobutton", TERMINAL_PROFILE_BACKGROUND_TYPE);
	CONNECT ("update-records-checkbutton", TERMINAL_PROFILE_UPDATE_RECORDS);
	CONNECT ("use-custom-command-checkbutton", TERMINAL_PROFILE_USE_CUSTOM_COMMAND);
	CONNECT ("use-custom-default-size-checkbutton", TERMINAL_PROFILE_USE_CUSTOM_DEFAULT_SIZE);
	CONNECT ("use-theme-colors-checkbutton", TERMINAL_PROFILE_USE_THEME_COLORS);
	CONNECT ("word-chars-entry", TERMINAL_PROFILE_WORD_CHARS);
	CONNECT_WITH_FLAGS ("bell-checkbutton", TERMINAL_PROFILE_SILENT_BELL, FLAG_INVERT_BOOL);
	/* CONNECT_WITH_FLAGS ("copy-checkbutton", TERMINAL_PROFILE_COPY_SELECTION, FLAG_INVERT_BOOL); */
	CONNECT ("copy-checkbutton", TERMINAL_PROFILE_COPY_SELECTION);

#undef CONNECT
#undef CONNECT_WITH_FLAGS
#undef SET_ENUM_VALUE

	profile_notify_sensitivity_cb (profile, NULL, editor);
	g_signal_connect (profile, "notify",
	                  G_CALLBACK (profile_notify_sensitivity_cb),
	                  editor);
	g_signal_connect (profile,
	                  "forgotten",
	                  G_CALLBACK (profile_forgotten_cb),
	                  editor);

	terminal_profile_editor_focus_widget (editor, widget_name);

	gtk_window_set_transient_for (GTK_WINDOW (editor),
	                              GTK_WINDOW (transient_parent));
	gtk_window_present (GTK_WINDOW (editor));
}