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);
}
}
}
gboolean
e_editor_selection_get_superscript (EEditorSelection *selection)
{
WebKitDOMNode *node;
WebKitDOMRange *range;
g_return_val_if_fail (E_IS_EDITOR_SELECTION (selection), FALSE);
range = editor_selection_get_current_range (selection);
node = webkit_dom_range_get_common_ancestor_container (range, NULL);
while (node) {
gchar *tag_name;
tag_name = webkit_dom_element_get_tag_name (WEBKIT_DOM_ELEMENT (node));
if (g_ascii_strncasecmp (tag_name, "sup", 3) == 0) {
g_free (tag_name);
break;
}
g_free (tag_name);
node = webkit_dom_node_get_parent_node (node);
}
return (node != NULL);
}
/**
* e_html_editor_dom_node_find_child_element:
* @node: Start node
* @tagname: Tag name of element to search.
*
* Recursively searches for first occurrence of element with given @tagname that
* is a child of @node.
*
* Returns: A #WebKitDOMElement with @tagname representing a child of @node or
* @NULL when @node has no child with given @tagname. When @node matches @tagname,
* then the @node is returned.
*/
WebKitDOMElement *
e_html_editor_dom_node_find_child_element (WebKitDOMNode *node,
const gchar *tagname)
{
WebKitDOMNode *start_node = node;
gint taglen = strlen (tagname);
do {
if (WEBKIT_DOM_IS_ELEMENT (node)) {
gchar *node_tagname;
node_tagname = webkit_dom_element_get_tag_name (
WEBKIT_DOM_ELEMENT (node));
if (node_tagname &&
(strlen (node_tagname) == taglen) &&
(g_ascii_strncasecmp (node_tagname, tagname, taglen) == 0)) {
g_free (node_tagname);
return WEBKIT_DOM_ELEMENT (node);
}
g_free (node_tagname);
}
if (webkit_dom_node_has_child_nodes (node)) {
node = webkit_dom_node_get_first_child (node);
} else if (webkit_dom_node_get_next_sibling (node)) {
node = webkit_dom_node_get_next_sibling (node);
} else {
node = webkit_dom_node_get_parent_node (node);
}
} while (!webkit_dom_node_is_same_node (node, start_node));
return NULL;
}
static CString dumpNodePath(WebKitDOMNode* node)
{
GOwnPtr<gchar> nodeName(webkit_dom_node_get_node_name(node));
GString* path = g_string_new(nodeName.get());
WebKitDOMNode* parent = webkit_dom_node_get_parent_node(node);
while (parent) {
GOwnPtr<gchar> parentName(webkit_dom_node_get_node_name(parent));
g_string_append(path, " > ");
g_string_append(path, parentName.get());
parent = webkit_dom_node_get_parent_node(parent);
}
GOwnPtr<gchar> pathBuffer(g_string_free(path, FALSE));
return pathBuffer.get();
}
void
plugins_create_click_element(WebKitDOMElement *element, GList *gl)
{
WebKitDOMNode *parent = webkit_dom_node_get_parent_node(WEBKIT_DOM_NODE(element));
View *v = VIEW(gl);
WebKitDOMElement *div;
if (parent == NULL)
return;
WebKitDOMDocument *doc = webkit_dom_node_get_owner_document(WEBKIT_DOM_NODE(element));
WebKitDOMDOMWindow *win = webkit_dom_document_get_default_view(doc);
WebKitDOMCSSStyleDeclaration *style = webkit_dom_dom_window_get_computed_style(win, element, "");
char *width = webkit_dom_css_style_declaration_get_property_value(style, "width");
char *height = webkit_dom_css_style_declaration_get_property_value(style, "height");
char *top = webkit_dom_css_style_declaration_get_property_value(style, "top");
char *left = webkit_dom_css_style_declaration_get_property_value(style, "left");
char *position = webkit_dom_css_style_declaration_get_property_value(style, "position");
int w, h;
if (sscanf(width, "%dpx", &w) == 1 && w<72)
w = 72;
if (sscanf(height, "%dpx", &h) == 1 && h<24)
h = 24;
if (v->plugins->max <= v->plugins->created)
{
div = webkit_dom_document_create_element(doc, "div", NULL);
v->plugins->clicks = g_slist_prepend(v->plugins->clicks, div);
v->plugins->max++;
}
else
div = g_slist_nth_data(v->plugins->clicks, v->plugins->created);
webkit_dom_html_element_set_inner_html(WEBKIT_DOM_HTML_ELEMENT(div),
"<div style='display:table-cell;vertical-align:middle;text-align:center;color:#fff;background:#000;border:1px solid #666;font:11px monospace bold'>click to enable flash</div>", NULL);
char *new_style = g_strdup_printf("position:%s;width:%dpx;height:%dpx;top:%s;left:%s;display:table;z-index:37000;", position, w, h, top, left);
webkit_dom_element_set_attribute(div, "style", new_style, NULL);
g_free(new_style);
webkit_dom_element_set_attribute(div, "onclick", "return", NULL);
g_object_set_data((gpointer)div, "dwb-plugin-element", element);
webkit_dom_node_remove_child(parent, WEBKIT_DOM_NODE(element), NULL);
webkit_dom_node_append_child(parent, WEBKIT_DOM_NODE(div), NULL);
v->plugins->elements = g_slist_prepend(v->plugins->elements, element);
webkit_dom_event_target_add_event_listener(WEBKIT_DOM_EVENT_TARGET(div), "click", G_CALLBACK(plugins_onclick_cb), true, gl);
g_object_unref(style);
g_object_unref(parent);
v->plugins->created++;
}
static void
plugins_onclick_cb(WebKitDOMElement *element, WebKitDOMEvent *event, GList *gl)
{
WebKitDOMElement *e = g_object_get_data((gpointer)element, "dwb-plugin-element");
ALLOWED(gl) = g_slist_append(ALLOWED(gl), e);
WebKitDOMNode *parent = webkit_dom_node_get_parent_node(WEBKIT_DOM_NODE(element));
WebKitDOMNode *child = webkit_dom_node_get_first_child(WEBKIT_DOM_NODE(element));
webkit_dom_node_remove_child(WEBKIT_DOM_NODE(parent), child, NULL);
webkit_dom_node_remove_child(parent, WEBKIT_DOM_NODE(element), NULL);
webkit_dom_node_append_child(parent, WEBKIT_DOM_NODE(e), NULL);
g_object_unref(parent);
}
static void
load_status_cb(WebKitWebView* webView,
GParamSpec* spec,
gpointer data)
{
WebKitLoadStatus status = webkit_web_view_get_load_status(webView);
TestInfo* info = (TestInfo*)data;
if (status == WEBKIT_LOAD_FINISHED) {
WebKitHitTestResult* result;
guint context;
GdkEvent* event = gdk_event_new(GDK_BUTTON_PRESS);
WebKitDOMNode* node;
gint x, y;
/* Close enough to 0,0 */
event->button.x = 5;
event->button.y = 5;
result = webkit_web_view_get_hit_test_result(webView, (GdkEventButton*) event);
gdk_event_free(event);
g_assert(result);
g_object_get(result, "context", &context, NULL);
g_assert(context & info->flag);
g_object_get(result, "inner-node", &node, NULL);
g_assert(node);
g_assert(WEBKIT_DOM_IS_NODE(node));
g_object_get(result, "x", &x, "y", &y, NULL);
g_assert_cmpint(x, ==, 5);
g_assert_cmpint(y, ==, 5);
/* We can only test these node types at the moment. In the
* input case there seems to be an extra layer with a DIV on
* top of the input, which gets assigned to the inner-node.
* tag */
if (info->flag == WEBKIT_HIT_TEST_RESULT_CONTEXT_DOCUMENT)
g_assert(WEBKIT_DOM_IS_HTML_HTML_ELEMENT(node));
else if (info->flag == WEBKIT_HIT_TEST_RESULT_CONTEXT_IMAGE)
g_assert(WEBKIT_DOM_IS_HTML_IMAGE_ELEMENT(node));
else if (info->flag == WEBKIT_HIT_TEST_RESULT_CONTEXT_LINK) {
/* The hit test will give us the inner text node, we want
* the A tag */
WebKitDOMNode* parent = webkit_dom_node_get_parent_node(node);
g_assert(WEBKIT_DOM_IS_HTML_ANCHOR_ELEMENT(parent));
}
g_object_unref(result);
g_main_loop_quit(loop);
}
WebKitDOMNode *
e_html_editor_get_parent_block_node_from_child (WebKitDOMNode *node)
{
WebKitDOMNode *parent = node;
if (!WEBKIT_DOM_IS_ELEMENT (parent) ||
e_html_editor_node_is_selection_position_node (parent))
parent = webkit_dom_node_get_parent_node (parent);
if (element_has_class (WEBKIT_DOM_ELEMENT (parent), "-x-evo-temp-text-wrapper") ||
element_has_class (WEBKIT_DOM_ELEMENT (parent), "-x-evo-quoted") ||
element_has_class (WEBKIT_DOM_ELEMENT (parent), "-x-evo-quote-character") ||
element_has_class (WEBKIT_DOM_ELEMENT (parent), "-x-evo-signature") ||
WEBKIT_DOM_IS_HTML_ANCHOR_ELEMENT (parent) ||
element_has_tag (WEBKIT_DOM_ELEMENT (parent), "b") ||
element_has_tag (WEBKIT_DOM_ELEMENT (parent), "i") ||
element_has_tag (WEBKIT_DOM_ELEMENT (parent), "u"))
parent = webkit_dom_node_get_parent_node (parent);
if (element_has_class (WEBKIT_DOM_ELEMENT (parent), "-x-evo-quoted"))
parent = webkit_dom_node_get_parent_node (parent);
return parent;
}
static gint
get_caret_position (EHTMLEditorView *view)
{
WebKitDOMDocument *document;
WebKitDOMDOMWindow *window;
WebKitDOMDOMSelection *selection;
WebKitDOMRange *range;
gint range_count;
WebKitDOMNodeList *nodes;
gulong ii, length;
document = webkit_web_view_get_dom_document (WEBKIT_WEB_VIEW (view));
window = webkit_dom_document_get_default_view (document);
selection = webkit_dom_dom_window_get_selection (window);
if (webkit_dom_dom_selection_get_range_count (selection) < 1)
return 0;
range = webkit_dom_dom_selection_get_range_at (selection, 0, NULL);
range_count = 0;
nodes = webkit_dom_node_get_child_nodes (
webkit_dom_node_get_parent_node (
webkit_dom_dom_selection_get_anchor_node (
selection)));
length = webkit_dom_node_list_get_length (nodes);
for (ii = 0; ii < length; ii++) {
WebKitDOMNode *node;
node = webkit_dom_node_list_item (nodes, ii);
if (webkit_dom_node_is_same_node (
node, webkit_dom_dom_selection_get_anchor_node (selection))) {
break;
} else if (WEBKIT_DOM_IS_TEXT (node)) {
gchar *text = webkit_dom_node_get_text_content (node);
range_count += strlen (text);
g_free (text);
}
}
g_object_unref (nodes);
return webkit_dom_range_get_start_offset (range, NULL) + range_count;
}
gboolean
e_editor_selection_has_text (EEditorSelection *selection)
{
WebKitDOMRange *range;
WebKitDOMNode *node;
g_return_val_if_fail (E_IS_EDITOR_SELECTION (selection), FALSE);
range = editor_selection_get_current_range (selection);
node = webkit_dom_range_get_start_container (range, NULL);
if (webkit_dom_node_get_node_type (node) == 3) {
return TRUE;
}
node = webkit_dom_range_get_end_container (range, NULL);
if (webkit_dom_node_get_node_type (node) == 3) {
return TRUE;
}
node = WEBKIT_DOM_NODE (webkit_dom_range_clone_contents (range, NULL));
while (node) {
if (webkit_dom_node_get_node_type (node) == 3) {
return TRUE;
}
if (webkit_dom_node_has_child_nodes (node)) {
node = webkit_dom_node_get_first_child (node);
} else if (webkit_dom_node_get_next_sibling (node)) {
node = webkit_dom_node_get_next_sibling (node);
} else {
node = webkit_dom_node_get_parent_node (node);
if (node) {
node = webkit_dom_node_get_next_sibling (node);
}
}
}
return FALSE;
}
static void
html_editor_hrule_dialog_show (GtkWidget *widget)
{
EHTMLEditorHRuleDialog *dialog;
EHTMLEditor *editor;
EHTMLEditorSelection *selection;
EHTMLEditorView *view;
WebKitDOMDocument *document;
dialog = E_HTML_EDITOR_HRULE_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);
if (!e_html_editor_view_is_undo_redo_in_progress (view)) {
EHTMLEditorViewHistoryEvent *ev;
ev = g_new0 (EHTMLEditorViewHistoryEvent, 1);
ev->type = HISTORY_HRULE_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);
if (dialog->priv->hr_element)
ev->data.dom.from = webkit_dom_node_clone_node (
WEBKIT_DOM_NODE (dialog->priv->hr_element), FALSE);
else
ev->data.dom.from = NULL;
dialog->priv->history_event = ev;
}
if (!dialog->priv->hr_element) {
WebKitDOMElement *selection_start, *parent, *rule;
document = webkit_web_view_get_dom_document (WEBKIT_WEB_VIEW (view));
e_html_editor_selection_save (selection);
selection_start = webkit_dom_document_get_element_by_id (
document, "-x-evo-selection-start-marker");
parent = get_parent_block_element (WEBKIT_DOM_NODE (selection_start));
rule = webkit_dom_document_create_element (document, "HR", NULL);
/* Insert horizontal rule into body below the caret */
webkit_dom_node_insert_before (
webkit_dom_node_get_parent_node (WEBKIT_DOM_NODE (parent)),
WEBKIT_DOM_NODE (rule),
webkit_dom_node_get_next_sibling (WEBKIT_DOM_NODE (parent)),
NULL);
e_html_editor_selection_restore (selection);
dialog->priv->hr_element = WEBKIT_DOM_HTMLHR_ELEMENT (rule);
/* For new rule reset the values to default */
gtk_spin_button_set_value (
GTK_SPIN_BUTTON (dialog->priv->width_edit), 100.0);
gtk_combo_box_set_active_id (
GTK_COMBO_BOX (dialog->priv->unit_combo), "units-percent");
gtk_spin_button_set_value (
GTK_SPIN_BUTTON (dialog->priv->size_edit), 2.0);
gtk_combo_box_set_active_id (
GTK_COMBO_BOX (dialog->priv->alignment_combo), "left");
gtk_toggle_button_set_active (
GTK_TOGGLE_BUTTON (dialog->priv->shaded_check), FALSE);
html_editor_hrule_dialog_set_alignment (dialog);
html_editor_hrule_dialog_set_size (dialog);
html_editor_hrule_dialog_set_alignment (dialog);
html_editor_hrule_dialog_set_shading (dialog);
e_html_editor_view_set_changed (view, TRUE);
} else {
html_editor_hrule_dialog_get_alignment (dialog);
html_editor_hrule_dialog_get_size (dialog);
html_editor_hrule_dialog_get_width (dialog);
html_editor_hrule_dialog_get_shading (dialog);
}
/* Chain up to parent implementation */
GTK_WIDGET_CLASS (e_html_editor_hrule_dialog_parent_class)->show (widget);
}
void
e_editor_selection_wrap_lines (EEditorSelection *selection)
{
WebKitDOMRange *range;
WebKitDOMNode *node, *start_node;
WebKitDOMDocument *document;
WebKitDOMElement *element;
WebKitDOMDocumentFragment *fragment;
gint len;
gchar *html;
g_return_if_fail (E_IS_EDITOR_SELECTION (selection));
document = webkit_web_view_get_dom_document (selection->priv->webview);
range = editor_selection_get_current_range (selection);
/* Extend the range to include entire nodes */
webkit_dom_range_select_node_contents (
range,
webkit_dom_range_get_common_ancestor_container (range, NULL),
NULL);
/* Copy the selection from DOM, wrap the lines and then paste it back
* using the DOM command which will overwrite the selection, and
* record it as an undoable action */
fragment = webkit_dom_range_clone_contents (range, NULL);
node = WEBKIT_DOM_NODE (fragment);
start_node = node;
len = 0;
while (node) {
/* Find nearest text node */
if (webkit_dom_node_get_node_type (node) != 3) {
if (webkit_dom_node_has_child_nodes (node)) {
node = webkit_dom_node_get_first_child (node);
} else if (webkit_dom_node_get_next_sibling (node)) {
node = webkit_dom_node_get_next_sibling (node);
} else {
if (webkit_dom_node_is_equal_node (node, start_node)) {
break;
}
node = webkit_dom_node_get_parent_node (node);
if (node) {
node = webkit_dom_node_get_next_sibling (node);
}
}
continue;
}
/* If length of this node + what we already have is still less
* then 71 characters, then just join it and continue to next
* node */
if ((webkit_dom_character_data_get_length (
(WebKitDOMCharacterData *) node) + len) < WORD_WRAP_LENGTH) {
len += webkit_dom_character_data_get_length (
(WebKitDOMCharacterData *) node);
} else {
gint offset;
/* Find where we can line-break the node so that it
* effectively fills the rest of current row */
offset = find_where_to_break_line (node, WORD_WRAP_LENGTH - len);
if (offset > 0) {
/* Split the node and append <BR> tag to it */
webkit_dom_text_split_text (
(WebKitDOMText *) node, len + offset, NULL);
element = webkit_dom_document_create_element (
document, "BR", NULL);
/* WebKit throws warning when ref_child is NULL */
if (webkit_dom_node_get_next_sibling (node)) {
webkit_dom_node_insert_before (
webkit_dom_node_get_parent_node (node),
WEBKIT_DOM_NODE (element),
webkit_dom_node_get_next_sibling (node),
NULL);
} else {
webkit_dom_node_append_child (
webkit_dom_node_get_parent_node (node),
WEBKIT_DOM_NODE (element),
NULL);
}
len = 0;
}
}
/* Skip to next node */
if (webkit_dom_node_get_next_sibling (node)) {
node = webkit_dom_node_get_next_sibling (node);
} else {
if (webkit_dom_node_is_equal_node (node, start_node)) {
break;
}
node = webkit_dom_node_get_parent_node (node);
if (node) {
node = webkit_dom_node_get_next_sibling (node);
}
}
}
/* Create a wrapper DIV and put the processed content into it */
element = webkit_dom_document_create_element (document, "DIV", NULL);
webkit_dom_node_append_child (
WEBKIT_DOM_NODE (element), WEBKIT_DOM_NODE (start_node), NULL);
/* Get HTML code of the processed content */
html = webkit_dom_html_element_get_inner_html (
WEBKIT_DOM_HTML_ELEMENT (element));
/* Overwrite the current selection be the processed content, so that
* "UNDO" and "REDO" buttons work as expected */
e_editor_selection_insert_html (selection, html);
g_free (html);
}
