/*
 * e-html-editor-image-dialog.h
 *
 * Copyright (C) 2012 Dan Vrátil <dvratil@redhat.com>
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 2 of the License, or (at your option) version 3.
 *
 * This program 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
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with the program; if not, see <http://www.gnu.org/licenses/>
 *
 */

#ifdef HAVE_CONFIG_H
#include <config.h>
#endif

#include "e-html-editor-image-dialog.h"

#include <stdlib.h>
#include <glib/gi18n-lib.h>

#include "e-html-editor-utils.h"
#include "e-image-chooser-dialog.h"

#define E_HTML_EDITOR_IMAGE_DIALOG_GET_PRIVATE(obj) \
	(G_TYPE_INSTANCE_GET_PRIVATE \
	((obj), E_TYPE_HTML_EDITOR_IMAGE_DIALOG, EHTMLEditorImageDialogPrivate))

struct _EHTMLEditorImageDialogPrivate {
	GtkWidget *file_chooser;
	GtkWidget *description_edit;

	GtkWidget *width_edit;
	GtkWidget *width_units;
	GtkWidget *height_edit;
	GtkWidget *height_units;
	GtkWidget *alignment;

	GtkWidget *x_padding_edit;
	GtkWidget *y_padding_edit;
	GtkWidget *border_edit;

	GtkWidget *url_edit;
	GtkWidget *test_url_button;

	WebKitDOMHTMLImageElement *image;

	EHTMLEditorViewHistoryEvent *history_event;
};

G_DEFINE_TYPE (
	EHTMLEditorImageDialog,
	e_html_editor_image_dialog,
	E_TYPE_HTML_EDITOR_DIALOG);

static void
html_editor_image_dialog_set_src (EHTMLEditorImageDialog *dialog)
{
	EHTMLEditor *editor;
	EHTMLEditorSelection *editor_selection;
	EHTMLEditorView *view;
	gchar *uri;

	editor = e_html_editor_dialog_get_editor (E_HTML_EDITOR_DIALOG (dialog));
	view = e_html_editor_get_view (editor);
	editor_selection = e_html_editor_view_get_selection (view);

	uri = gtk_file_chooser_get_uri (
		GTK_FILE_CHOOSER (dialog->priv->file_chooser));

	e_html_editor_selection_replace_image_src (
		editor_selection, WEBKIT_DOM_ELEMENT (dialog->priv->image), uri);

	g_free (uri);
}

static void
html_editor_image_dialog_set_alt (EHTMLEditorImageDialog *dialog)
{
	webkit_dom_html_image_element_set_alt (
		dialog->priv->image,
		gtk_entry_get_text (GTK_ENTRY (dialog->priv->description_edit)));
}

static void
html_editor_image_dialog_set_width (EHTMLEditorImageDialog *dialog)
{
	gint requested;
	gulong natural;
	gint width;

	natural = webkit_dom_html_image_element_get_natural_width (
			dialog->priv->image);
	requested = gtk_spin_button_get_value_as_int (
			GTK_SPIN_BUTTON (dialog->priv->width_edit));

	switch (gtk_combo_box_get_active (GTK_COMBO_BOX (dialog->priv->width_units))) {
		case 0:	/* px */
			width = requested;
			break;

		case 1: /* percent */
			width = natural * requested * 0.01;
			break;

		case 2: /* follow */
			width = natural;
			break;

		default:
			return;
	}

	webkit_dom_html_image_element_set_width (dialog->priv->image, width);
}

static void
html_editor_image_dialog_set_width_units (EHTMLEditorImageDialog *dialog)
{
	gint requested;
	gulong natural;
	gint width = 0;

	natural = webkit_dom_html_image_element_get_natural_width (
			dialog->priv->image);
	requested = gtk_spin_button_get_value_as_int (
			GTK_SPIN_BUTTON (dialog->priv->width_edit));

	switch (gtk_combo_box_get_active (
		GTK_COMBO_BOX (dialog->priv->width_units))) {

		case 0:	/* px */
			if (gtk_widget_is_sensitive (dialog->priv->width_edit)) {
				width = requested * natural * 0.01;
			} else {
				width = natural;
			}
			webkit_dom_element_remove_attribute (
				WEBKIT_DOM_ELEMENT (dialog->priv->image), "style");
			gtk_widget_set_sensitive (dialog->priv->width_edit, TRUE);
			break;

		case 1: /* percent */
			if (gtk_widget_is_sensitive (dialog->priv->width_edit)) {
				width = (((gdouble) requested) / natural) * 100;
			} else {
				width = 100;
			}
			webkit_dom_element_remove_attribute (
				WEBKIT_DOM_ELEMENT (dialog->priv->image), "style");
			gtk_widget_set_sensitive (dialog->priv->width_edit, TRUE);
			break;

		case 2: /* follow */
			webkit_dom_element_set_attribute (
				WEBKIT_DOM_ELEMENT (dialog->priv->image),
				"style",
				"width: auto;",
				NULL);
			gtk_widget_set_sensitive (dialog->priv->width_edit, FALSE);
			break;
	}

	if (width != 0) {
		gtk_spin_button_set_value (
			GTK_SPIN_BUTTON (dialog->priv->width_edit), width);
	}
}

static void
html_editor_image_dialog_set_height (EHTMLEditorImageDialog *dialog)
{
	gint requested;
	gulong natural;
	gint height;

	natural = webkit_dom_html_image_element_get_natural_height (
			dialog->priv->image);
	requested = gtk_spin_button_get_value_as_int (
			GTK_SPIN_BUTTON (dialog->priv->height_edit));

	switch (gtk_combo_box_get_active (GTK_COMBO_BOX (dialog->priv->height_units))) {
		case 0:	/* px */
			height = requested;
			break;

		case 1: /* percent */
			height = natural * requested * 0.01;
			break;

		case 2: /* follow */
			height = natural;
			break;

		default:
			return;
	}

	webkit_dom_html_image_element_set_height (dialog->priv->image, height);
}

static void
html_editor_image_dialog_set_height_units (EHTMLEditorImageDialog *dialog)
{
	gint requested;
	gulong natural;
	gint height = -1;

	natural = webkit_dom_html_image_element_get_natural_height (
			dialog->priv->image);
	requested = gtk_spin_button_get_value_as_int (
			GTK_SPIN_BUTTON (dialog->priv->height_edit));

	switch (gtk_combo_box_get_active (
		GTK_COMBO_BOX (dialog->priv->height_units))) {

		case 0:	/* px */
			if (gtk_widget_is_sensitive (dialog->priv->height_edit)) {
				height = requested * natural * 0.01;
			} else {
				height = natural;
			}
			webkit_dom_element_remove_attribute (
				WEBKIT_DOM_ELEMENT (dialog->priv->image), "style");
			gtk_widget_set_sensitive (dialog->priv->height_edit, TRUE);
			break;

		case 1: /* percent */
			if (gtk_widget_is_sensitive (dialog->priv->height_edit)) {
				height = (((gdouble) requested) / natural) * 100;
			} else {
				height = 100;
			}
			webkit_dom_element_remove_attribute (
				WEBKIT_DOM_ELEMENT (dialog->priv->image), "style");
			gtk_widget_set_sensitive (dialog->priv->height_edit, TRUE);
			break;

		case 2: /* follow */
			webkit_dom_element_set_attribute (
				WEBKIT_DOM_ELEMENT (dialog->priv->image),
				"style",
				"height: auto;",
				NULL);
			gtk_widget_set_sensitive (dialog->priv->height_edit, FALSE);
			break;
	}

	if (height != -1) {
		gtk_spin_button_set_value (
			GTK_SPIN_BUTTON (dialog->priv->height_edit), height);
	}
}

static void
html_editor_image_dialog_set_alignment (EHTMLEditorImageDialog *dialog)
{
	webkit_dom_html_image_element_set_align (
		dialog->priv->image,
		gtk_combo_box_get_active_id (
			GTK_COMBO_BOX (dialog->priv->alignment)));
}

static void
html_editor_image_dialog_set_x_padding (EHTMLEditorImageDialog *dialog)
{
	webkit_dom_html_image_element_set_hspace (
		dialog->priv->image,
		gtk_spin_button_get_value_as_int (
			GTK_SPIN_BUTTON (dialog->priv->x_padding_edit)));
}

static void
html_editor_image_dialog_set_y_padding (EHTMLEditorImageDialog *dialog)
{
	webkit_dom_html_image_element_set_vspace (
		dialog->priv->image,
		gtk_spin_button_get_value_as_int (
			GTK_SPIN_BUTTON (dialog->priv->y_padding_edit)));
}

static void
html_editor_image_dialog_set_border (EHTMLEditorImageDialog *dialog)
{
	gchar *val;

	val = g_strdup_printf (
		"%d", gtk_spin_button_get_value_as_int (
			GTK_SPIN_BUTTON (dialog->priv->border_edit)));

	webkit_dom_html_image_element_set_border (dialog->priv->image, val);

	g_free (val);
}

static void
html_editor_image_dialog_set_url (EHTMLEditorImageDialog *dialog)
{
	WebKitDOMElement *link;
	const gchar *url;

	url = gtk_entry_get_text (GTK_ENTRY (dialog->priv->url_edit));
	link = e_html_editor_dom_node_find_parent_element (
		WEBKIT_DOM_NODE (dialog->priv->image), "A");

	if (link) {
		if (!url || !*url) {
			webkit_dom_node_insert_before (
				webkit_dom_node_get_parent_node (
					WEBKIT_DOM_NODE (link)),
				WEBKIT_DOM_NODE (dialog->priv->image),
				WEBKIT_DOM_NODE (link), NULL);
			webkit_dom_node_remove_child (
				webkit_dom_node_get_parent_node (
					WEBKIT_DOM_NODE (link)),
				WEBKIT_DOM_NODE (link), NULL);
		} else {
			webkit_dom_html_anchor_element_set_href (
				WEBKIT_DOM_HTML_ANCHOR_ELEMENT (link), url);
		}
	} else {
		if (url && *url) {
			WebKitDOMDocument *document;

			document = webkit_dom_node_get_owner_document (
					WEBKIT_DOM_NODE (dialog->priv->image));
			link = webkit_dom_document_create_element (
					document, "A", NULL);

			webkit_dom_html_anchor_element_set_href (
				WEBKIT_DOM_HTML_ANCHOR_ELEMENT (link), url);

			webkit_dom_node_insert_before (
				webkit_dom_node_get_parent_node (
					WEBKIT_DOM_NODE (dialog->priv->image)),
				WEBKIT_DOM_NODE (link),
				WEBKIT_DOM_NODE (dialog->priv->image), NULL);

			webkit_dom_node_append_child (
				WEBKIT_DOM_NODE (link),
				WEBKIT_DOM_NODE (dialog->priv->image), NULL);
		}
	}
}

static void
html_editor_image_dialog_test_url (EHTMLEditorImageDialog *dialog)
{
	gtk_show_uri (
		gtk_window_get_screen (GTK_WINDOW (dialog)),
		gtk_entry_get_text (GTK_ENTRY (dialog->priv->url_edit)),
		GDK_CURRENT_TIME,
		NULL);
}

static void
html_editor_image_dialog_show (GtkWidget *widget)
{
	EHTMLEditorImageDialog *dialog;
	EHTMLEditor *editor;
	EHTMLEditorSelection *selection;
	EHTMLEditorView *view;
	WebKitDOMElement *link;
	gchar *tmp;
	glong val;

	dialog = E_HTML_EDITOR_IMAGE_DIALOG (widget);

	if (!dialog->priv->image) {
		return;
	}

	editor = e_html_editor_dialog_get_editor (E_HTML_EDITOR_DIALOG (dialog));
	view = e_html_editor_get_view (editor);
	selection = e_html_editor_view_get_selection (view);

	if (!e_html_editor_view_is_undo_redo_in_progress (view)) {
		EHTMLEditorViewHistoryEvent *ev;

		ev = g_new0 (EHTMLEditorViewHistoryEvent, 1);
		ev->type = HISTORY_IMAGE_DIALOG;

		e_html_editor_selection_get_selection_coordinates (
			selection, &ev->before.start.x, &ev->before.start.y, &ev->before.end.x, &ev->before.end.y);
		ev->data.dom.from = webkit_dom_node_clone_node (
			WEBKIT_DOM_NODE (dialog->priv->image), FALSE);
		dialog->priv->history_event = ev;
	}

	tmp = webkit_dom_element_get_attribute (
		WEBKIT_DOM_ELEMENT (dialog->priv->image), "data-uri");
	if (tmp && *tmp) {
		gtk_file_chooser_set_uri (
			GTK_FILE_CHOOSER (dialog->priv->file_chooser), tmp);
		gtk_widget_set_sensitive (
			GTK_WIDGET (dialog->priv->file_chooser), TRUE);
	} else {
		gtk_file_chooser_set_uri (
			GTK_FILE_CHOOSER (dialog->priv->file_chooser), "");
		gtk_widget_set_sensitive (
			GTK_WIDGET (dialog->priv->file_chooser), FALSE);
	}
	g_free (tmp);

	tmp = webkit_dom_html_image_element_get_alt (dialog->priv->image);
	gtk_entry_set_text (GTK_ENTRY (dialog->priv->description_edit), tmp ? tmp : "");
	g_free (tmp);

	val = webkit_dom_html_image_element_get_width (dialog->priv->image);
	gtk_spin_button_set_value (
		GTK_SPIN_BUTTON (dialog->priv->width_edit), val);
	gtk_combo_box_set_active_id (
		GTK_COMBO_BOX (dialog->priv->width_units), "units-px");

	val = webkit_dom_html_image_element_get_height (dialog->priv->image);
	gtk_spin_button_set_value (
		GTK_SPIN_BUTTON (dialog->priv->height_edit), val);
	gtk_combo_box_set_active_id (
		GTK_COMBO_BOX (dialog->priv->height_units), "units-px");

	tmp = webkit_dom_html_image_element_get_border (dialog->priv->image);
	gtk_combo_box_set_active_id (
		GTK_COMBO_BOX (dialog->priv->alignment),
		(tmp && *tmp) ? tmp : "bottom");
	g_free (tmp);

	val = webkit_dom_html_image_element_get_hspace (dialog->priv->image);
	gtk_spin_button_set_value (
		GTK_SPIN_BUTTON (dialog->priv->x_padding_edit), val);

	val = webkit_dom_html_image_element_get_vspace (dialog->priv->image);
	gtk_spin_button_set_value (
		GTK_SPIN_BUTTON (dialog->priv->y_padding_edit), val);

	link = e_html_editor_dom_node_find_parent_element (
			WEBKIT_DOM_NODE (dialog->priv->image), "A");
	if (link) {
		tmp = webkit_dom_html_anchor_element_get_href (
				WEBKIT_DOM_HTML_ANCHOR_ELEMENT (link));
		gtk_entry_set_text (GTK_ENTRY (dialog->priv->url_edit), tmp);
		g_free (tmp);
	}

	/* Chain up to parent implementation */
	GTK_WIDGET_CLASS (e_html_editor_image_dialog_parent_class)->show (widget);
}

static void
html_editor_image_dialog_hide (GtkWidget *widget)
{
	EHTMLEditorImageDialogPrivate *priv;
	EHTMLEditorViewHistoryEvent *ev;

	priv = E_HTML_EDITOR_IMAGE_DIALOG_GET_PRIVATE (widget);
	ev = priv->history_event;

	if (ev) {
		EHTMLEditorImageDialog *dialog;
		EHTMLEditor *editor;
		EHTMLEditorSelection *selection;
		EHTMLEditorView *view;

		dialog = E_HTML_EDITOR_IMAGE_DIALOG (widget);
		editor = e_html_editor_dialog_get_editor (E_HTML_EDITOR_DIALOG (dialog));
		view = e_html_editor_get_view (editor);
		selection = e_html_editor_view_get_selection (view);

		ev->data.dom.to = webkit_dom_node_clone_node (
			WEBKIT_DOM_NODE (priv->image), FALSE);

		e_html_editor_selection_get_selection_coordinates (
			selection, &ev->after.start.x, &ev->after.start.y, &ev->after.end.x, &ev->after.end.y);
		e_html_editor_view_insert_new_history_event (view, ev);
	}

	g_object_unref (priv->image);
	priv->image = NULL;

	GTK_WIDGET_CLASS (e_html_editor_image_dialog_parent_class)->hide (widget);
}

static void
e_html_editor_image_dialog_class_init (EHTMLEditorImageDialogClass *class)
{
	GtkWidgetClass *widget_class;

	g_type_class_add_private (class, sizeof (EHTMLEditorImageDialogPrivate));

	widget_class = GTK_WIDGET_CLASS (class);
	widget_class->show = html_editor_image_dialog_show;
	widget_class->hide = html_editor_image_dialog_hide;
}

static void
e_html_editor_image_dialog_init (EHTMLEditorImageDialog *dialog)
{
	GtkGrid *main_layout, *grid;
	GtkWidget *widget;
	GtkFileFilter *file_filter;

	dialog->priv = E_HTML_EDITOR_IMAGE_DIALOG_GET_PRIVATE (dialog);

	main_layout = e_html_editor_dialog_get_container (E_HTML_EDITOR_DIALOG (dialog));

	/* == General == */
	widget = gtk_label_new ("");
	gtk_label_set_markup (GTK_LABEL (widget), _("<b>General</b>"));
	gtk_misc_set_alignment (GTK_MISC (widget), 0, 0.5);
	gtk_grid_attach (main_layout, widget, 0, 0, 1, 1);

	grid = GTK_GRID (gtk_grid_new ());
	gtk_grid_set_row_spacing (grid, 5);
	gtk_grid_set_column_spacing (grid, 5);
	gtk_grid_attach (main_layout, GTK_WIDGET (grid), 0, 1, 1, 1);
	gtk_widget_set_margin_left (GTK_WIDGET (grid), 10);

	/* Source */
	widget = e_image_chooser_dialog_new (
			_("Choose Background Image"),
			GTK_WINDOW (dialog));
	gtk_file_chooser_set_action (
		GTK_FILE_CHOOSER (widget), GTK_FILE_CHOOSER_ACTION_OPEN);

	file_filter = gtk_file_filter_new ();
	gtk_file_filter_set_name (file_filter, _("Images"));
	gtk_file_filter_add_mime_type (file_filter, "image/*");

	widget = gtk_file_chooser_button_new_with_dialog (widget);
	gtk_widget_set_hexpand (widget, TRUE);
	gtk_grid_attach (grid, widget, 1, 0, 1, 1);
	g_signal_connect_swapped (
		widget, "file-set",
		G_CALLBACK (html_editor_image_dialog_set_src), dialog);
	dialog->priv->file_chooser = widget;

	widget = gtk_label_new_with_mnemonic (_("_Source:"));
	gtk_label_set_justify (GTK_LABEL (widget), GTK_JUSTIFY_RIGHT);
	gtk_label_set_mnemonic_widget (GTK_LABEL (widget), dialog->priv->file_chooser);
	gtk_grid_attach (grid, widget, 0, 0, 1, 1);

	/* Description */
	widget = gtk_entry_new ();
	gtk_widget_set_hexpand (widget, TRUE);
	gtk_grid_attach (grid, widget, 1, 1, 1, 1);
	g_signal_connect_swapped (
		widget, "notify::text",
		G_CALLBACK (html_editor_image_dialog_set_alt), dialog);
	dialog->priv->description_edit = widget;

	widget = gtk_label_new_with_mnemonic (_("_Description:"));
	gtk_label_set_justify (GTK_LABEL (widget), GTK_JUSTIFY_RIGHT);
	gtk_label_set_mnemonic_widget (GTK_LABEL (widget), dialog->priv->description_edit);
	gtk_grid_attach (grid, widget, 0, 1, 1, 1);

	/* == Layout == */
	widget = gtk_label_new ("");
	gtk_label_set_markup (GTK_LABEL (widget), _("<b>Layout</b>"));
	gtk_misc_set_alignment (GTK_MISC (widget), 0, 0.5);
	gtk_grid_attach (main_layout, widget, 0, 2, 1, 1);

	grid = GTK_GRID (gtk_grid_new ());
	gtk_grid_set_row_spacing (grid, 5);
	gtk_grid_set_column_spacing (grid, 5);
	gtk_grid_attach (main_layout, GTK_WIDGET (grid), 0, 3, 1, 1);
	gtk_widget_set_margin_left (GTK_WIDGET (grid), 10);

	/* Width */
	widget = gtk_spin_button_new_with_range (1, G_MAXUINT, 1);
	gtk_grid_attach (grid, widget, 1, 0, 1, 1);
	g_signal_connect_swapped (
		widget, "value-changed",
		G_CALLBACK (html_editor_image_dialog_set_width), dialog);
	dialog->priv->width_edit = widget;

	widget = gtk_label_new_with_mnemonic (_("_Width:"));
	gtk_label_set_justify (GTK_LABEL (widget), GTK_JUSTIFY_RIGHT);
	gtk_label_set_mnemonic_widget (GTK_LABEL (widget), dialog->priv->width_edit);
	gtk_grid_attach (grid, widget, 0, 0, 1, 1);

	widget = gtk_combo_box_text_new ();
	gtk_combo_box_text_append (GTK_COMBO_BOX_TEXT (widget), "units-px", "px");
	gtk_combo_box_text_append (GTK_COMBO_BOX_TEXT (widget), "units-percent", "%");
	gtk_combo_box_text_append (GTK_COMBO_BOX_TEXT (widget), "units-follow", "follow");
	gtk_combo_box_set_active_id (GTK_COMBO_BOX (widget), "units-px");
	gtk_grid_attach (grid, widget, 2, 0, 1, 1);
	g_signal_connect_swapped (
		widget, "changed",
		G_CALLBACK (html_editor_image_dialog_set_width_units), dialog);
	dialog->priv->width_units = widget;

	/* Height */
	widget = gtk_spin_button_new_with_range (1, G_MAXUINT, 1);
	gtk_grid_attach (grid, widget, 1, 1, 1, 1);
	g_signal_connect_swapped (
		widget, "value-changed",
		G_CALLBACK (html_editor_image_dialog_set_height), dialog);
	dialog->priv->height_edit = widget;

	widget = gtk_label_new_with_mnemonic (_("_Height:"));
	gtk_label_set_justify (GTK_LABEL (widget), GTK_JUSTIFY_RIGHT);
	gtk_label_set_mnemonic_widget (GTK_LABEL (widget), dialog->priv->height_edit);
	gtk_grid_attach (grid, widget, 0, 1, 1, 1);

	widget = gtk_combo_box_text_new ();
	gtk_combo_box_text_append (GTK_COMBO_BOX_TEXT (widget), "units-px", "px");
	gtk_combo_box_text_append (GTK_COMBO_BOX_TEXT (widget), "units-percent", "%");
	gtk_combo_box_text_append (GTK_COMBO_BOX_TEXT (widget), "units-follow", "follow");
	gtk_combo_box_set_active_id (GTK_COMBO_BOX (widget), "units-px");
	gtk_grid_attach (grid, widget, 2, 1, 1, 1);
	g_signal_connect_swapped (
		widget, "changed",
		G_CALLBACK (html_editor_image_dialog_set_height_units), dialog);
	dialog->priv->height_units = widget;

	/* Alignment */
	widget = gtk_combo_box_text_new ();
	gtk_combo_box_text_append (GTK_COMBO_BOX_TEXT (widget), "top", _("Top"));
	gtk_combo_box_text_append (GTK_COMBO_BOX_TEXT (widget), "middle", _("Middle"));
	gtk_combo_box_text_append (GTK_COMBO_BOX_TEXT (widget), "bottom", _("Bottom"));
	gtk_combo_box_set_active_id (GTK_COMBO_BOX (widget), "bottom");
	gtk_grid_attach (grid, widget, 1, 2, 1, 1);
	g_signal_connect_swapped (
		widget, "changed",
		G_CALLBACK (html_editor_image_dialog_set_alignment), dialog);
	dialog->priv->alignment = widget;

	widget = gtk_label_new_with_mnemonic (_("_Alignment"));
	gtk_label_set_justify (GTK_LABEL (widget), GTK_JUSTIFY_RIGHT);
	gtk_label_set_mnemonic_widget (GTK_LABEL (widget), dialog->priv->alignment);
	gtk_grid_attach (grid, widget, 0, 2, 1, 1);

	/* X Padding */
	widget = gtk_spin_button_new_with_range (0, G_MAXUINT, 1);
	gtk_grid_attach (grid, widget, 5, 0, 1, 1);
	g_signal_connect_swapped (
		widget, "value-changed",
		G_CALLBACK (html_editor_image_dialog_set_x_padding), dialog);
	dialog->priv->x_padding_edit = widget;

	widget = gtk_label_new_with_mnemonic (_("_X-Padding:"));
	gtk_label_set_justify (GTK_LABEL (widget), GTK_JUSTIFY_RIGHT);
	gtk_label_set_mnemonic_widget (GTK_LABEL (widget), dialog->priv->x_padding_edit);
	gtk_grid_attach (grid, widget, 4, 0, 1, 1);

	widget = gtk_label_new ("px");
	gtk_grid_attach (grid, widget, 6, 0, 1, 1);

	/* Y Padding */
	widget = gtk_spin_button_new_with_range (0, G_MAXUINT, 1);
	gtk_grid_attach (grid, widget, 5, 1, 1, 1);
	g_signal_connect_swapped (
		widget, "value-changed",
		G_CALLBACK (html_editor_image_dialog_set_y_padding), dialog);
	dialog->priv->y_padding_edit = widget;

	widget = gtk_label_new_with_mnemonic (_("_Y-Padding:"));
	gtk_label_set_justify (GTK_LABEL (widget), GTK_JUSTIFY_RIGHT);
	gtk_label_set_mnemonic_widget (GTK_LABEL (widget), dialog->priv->y_padding_edit);
	gtk_grid_attach (grid, widget, 4, 1, 1, 1);

	widget = gtk_label_new ("px");
	gtk_grid_attach (grid, widget, 6, 1, 1, 1);

	/* Border */
	widget = gtk_spin_button_new_with_range (0, G_MAXUINT, 1);
	gtk_grid_attach (grid, widget, 5, 2, 1, 1);
	g_signal_connect_swapped (
		widget, "value-changed",
		G_CALLBACK (html_editor_image_dialog_set_border), dialog);
	dialog->priv->border_edit = widget;

	widget = gtk_label_new_with_mnemonic (_("_Border:"));
	gtk_label_set_justify (GTK_LABEL (widget), GTK_JUSTIFY_RIGHT);
	gtk_label_set_mnemonic_widget (GTK_LABEL (widget), dialog->priv->border_edit);
	gtk_grid_attach (grid, widget, 4, 2, 1, 1);

	widget = gtk_label_new ("px");
	gtk_grid_attach (grid, widget, 6, 2, 1, 1);

	/* == Layout == */
	widget = gtk_label_new ("");
	gtk_label_set_markup (GTK_LABEL (widget), _("<b>Link</b>"));
	gtk_misc_set_alignment (GTK_MISC (widget), 0, 0.5);
	gtk_grid_attach (main_layout, widget, 0, 4, 1, 1);

	grid = GTK_GRID (gtk_grid_new ());
	gtk_grid_set_row_spacing (grid, 5);
	gtk_grid_set_column_spacing (grid, 5);
	gtk_grid_attach (main_layout, GTK_WIDGET (grid), 0, 5, 1, 1);
	gtk_widget_set_margin_left (GTK_WIDGET (grid), 10);

	widget = gtk_entry_new ();
	gtk_grid_attach (grid, widget, 1 ,0, 1, 1);
	gtk_widget_set_hexpand (widget, TRUE);
	g_signal_connect_swapped (
		widget, "notify::text",
		G_CALLBACK (html_editor_image_dialog_set_url), dialog);
	dialog->priv->url_edit = widget;

	widget = gtk_label_new_with_mnemonic (_("_URL:"));
	gtk_label_set_justify (GTK_LABEL (widget), GTK_JUSTIFY_RIGHT);
	gtk_label_set_mnemonic_widget (GTK_LABEL (widget), dialog->priv->url_edit);
	gtk_grid_attach (grid, widget, 0, 0, 1, 1);

	widget = gtk_button_new_with_mnemonic (_("_Test URL..."));
	gtk_grid_attach (grid, widget, 2, 0, 1, 1);
	g_signal_connect_swapped (
		widget, "clicked",
		G_CALLBACK (html_editor_image_dialog_test_url), dialog);
	dialog->priv->test_url_button = widget;

	gtk_widget_show_all (GTK_WIDGET (main_layout));
}

GtkWidget *
e_html_editor_image_dialog_new (EHTMLEditor *editor)
{
	return GTK_WIDGET (
		g_object_new (
			E_TYPE_HTML_EDITOR_IMAGE_DIALOG,
			"editor", editor,
			"title", _("Image Properties"),
			NULL));
}

void
e_html_editor_image_dialog_show (EHTMLEditorImageDialog *dialog,
                                 WebKitDOMNode *image)
{
	EHTMLEditorImageDialogClass *class;

	g_return_if_fail (E_IS_HTML_EDITOR_IMAGE_DIALOG (dialog));

	if (image) {
		dialog->priv->image = WEBKIT_DOM_HTML_IMAGE_ELEMENT (image);
	} else {
		dialog->priv->image = NULL;
	}

	class = E_HTML_EDITOR_IMAGE_DIALOG_GET_CLASS (dialog);
	GTK_WIDGET_CLASS (class)->show (GTK_WIDGET (dialog));
}
