From 0a4e3a2492e11481c6fd32fddad0f3faf7735b31 Mon Sep 17 00:00:00 2001
From: Tomas Popela <tpopela@redhat.com>
Date: Thu, 31 Jul 2014 12:24:40 +0200
Subject: EHTMLEditorSelection - Introduce e_html_editor_selection_is_collapsed
 and use it where possible

Before we were comparing the selection text to look if the selection is
collapsed. Use webkit_dom_range_get_collapsed instead.
---
 e-util/e-html-editor-selection.c | 32 +++++++++++++++++++++++++++-----
 e-util/e-html-editor-selection.h |  2 ++
 e-util/e-html-editor-view.c      |  4 ++--
 3 files changed, 31 insertions(+), 7 deletions(-)

diff --git a/e-util/e-html-editor-selection.c b/e-util/e-html-editor-selection.c
index 0ae1780ec9..a47fcf94ee 100644
--- a/e-util/e-html-editor-selection.c
+++ b/e-util/e-html-editor-selection.c
@@ -984,6 +984,28 @@ e_html_editor_selection_replace_caret_word (EHTMLEditorSelection *selection,
 	g_object_unref (view);
 }
 
+/**
+ * e_html_editor_selection_is_collapsed:
+ * @selection: an #EHTMLEditorSelection
+ *
+ * Returns if selection is collapsed.
+ *
+ * Returns: Whether the selection is collapsed (just caret) or not (someting is selected).
+ */
+gboolean
+e_html_editor_selection_is_collapsed (EHTMLEditorSelection *selection)
+{
+	WebKitDOMRange *range;
+
+	g_return_val_if_fail (E_IS_HTML_EDITOR_SELECTION (selection), TRUE);
+
+	range = html_editor_selection_get_current_range (selection);
+	if (!range)
+		return TRUE;
+
+	return webkit_dom_range_get_collapsed (range, NULL);
+}
+
 /**
  * e_html_editor_selection_get_string:
  * @selection: an #EHTMLEditorSelection
@@ -2288,7 +2310,7 @@ e_html_editor_selection_get_font_color (EHTMLEditorSelection *selection,
 	gchar *color;
 	g_return_if_fail (E_IS_HTML_EDITOR_SELECTION (selection));
 
-	if (g_strcmp0 (e_html_editor_selection_get_string (selection), "") == 0) {
+	if (e_html_editor_selection_is_collapsed (selection)) {
 		color = g_strdup (selection->priv->font_color);
 	} else {
 		color = get_font_property (selection, "color");
@@ -2559,7 +2581,7 @@ e_html_editor_selection_is_indented (EHTMLEditorSelection *selection)
 	if (!range)
 		return FALSE;
 
-	if (g_strcmp0 (e_html_editor_selection_get_string (selection), "") == 0) {
+	if (e_html_editor_selection_is_collapsed (selection)) {
 		element = get_element_for_inspection (range);
 		return element_has_class (element, "-x-evo-indented");
 	} else {
@@ -3539,7 +3561,7 @@ e_html_editor_selection_set_monospaced (EHTMLEditorSelection *selection,
 			monospace, "size", font_size_str, NULL);
 		g_free (font_size_str);
 
-		if (g_strcmp0 (e_html_editor_selection_get_string (selection), "") != 0) {
+		if (!e_html_editor_selection_is_collapsed (selection)) {
 			gchar *html, *outer_html;
 
 			webkit_dom_node_append_child (
@@ -3603,7 +3625,7 @@ e_html_editor_selection_set_monospaced (EHTMLEditorSelection *selection,
 		if (font_size == 0)
 			font_size = E_HTML_EDITOR_SELECTION_FONT_SIZE_NORMAL;
 
-		if (g_strcmp0 (e_html_editor_selection_get_string (selection), "") != 0) {
+		if (!e_html_editor_selection_is_collapsed (selection)) {
 			gchar *html, *outer_html, *inner_html, *beginning, *end;
 			gchar *start_position, *end_position, *font_size_str;
 			WebKitDOMElement *wrapper;
@@ -5500,7 +5522,7 @@ e_html_editor_selection_wrap_lines (EHTMLEditorSelection *selection)
 	g_object_unref (view);
 
 	caret = e_html_editor_selection_save_caret_position (selection);
-	if (g_strcmp0 (e_html_editor_selection_get_string (selection), "") == 0) {
+	if (e_html_editor_selection_is_collapsed (selection)) {
 		WebKitDOMNode *end_container;
 		WebKitDOMNode *parent;
 		WebKitDOMNode *paragraph;
diff --git a/e-util/e-html-editor-selection.h b/e-util/e-html-editor-selection.h
index 291440554b..2bef77f052 100644
--- a/e-util/e-html-editor-selection.h
+++ b/e-util/e-html-editor-selection.h
@@ -161,6 +161,8 @@ void		e_html_editor_selection_unlink	(EHTMLEditorSelection *selection);
 void		e_html_editor_selection_create_link
 						(EHTMLEditorSelection *selection,
 						 const gchar *uri);
+gboolean	e_html_editor_selection_is_collapsed
+						(EHTMLEditorSelection *selection);
 const gchar *	e_html_editor_selection_get_string
 						(EHTMLEditorSelection *selection);
 void		e_html_editor_selection_replace	(EHTMLEditorSelection *selection,
diff --git a/e-util/e-html-editor-view.c b/e-util/e-html-editor-view.c
index 2b21fa04a3..5e20758ce6 100644
--- a/e-util/e-html-editor-view.c
+++ b/e-util/e-html-editor-view.c
@@ -2482,7 +2482,7 @@ html_editor_view_key_press_event (GtkWidget *widget,
 
 		/* BackSpace pressed in the beginning of quoted content changes
 		 * format to normal and inserts text into body */
-		if (g_strcmp0 (e_html_editor_selection_get_string (selection), "") == 0) {
+		if (e_html_editor_selection_is_collapsed (selection)) {
 			e_html_editor_selection_save (selection);
 			if (change_quoted_block_to_normal (view)) {
 				e_html_editor_selection_restore (selection);
@@ -4337,7 +4337,7 @@ html_editor_view_insert_converted_html_into_selection (EHTMLEditorView *view,
 
 	g_free (inner_html);
 
-	has_selection = g_strcmp0 (e_html_editor_selection_get_string (selection), "") != 0;
+	has_selection = !e_html_editor_selection_is_collapsed (selection);
 
 	range = html_editor_view_get_dom_range (view);
 	node = webkit_dom_range_get_end_container (range, NULL);
-- 
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