From f5c57ff8218daa9d4a7513d2190a4a7c32eba3aa Mon Sep 17 00:00:00 2001
From: Dave Davenport <qball@gmpclient.org>
Date: Tue, 23 May 2017 09:12:04 +0200
Subject: [PATCH] [TextBox] Add get_desired_width function.

---
 include/widgets/textbox.h |  1 +
 source/widgets/textbox.c  | 14 ++++++++++++++
 2 files changed, 15 insertions(+)

diff --git a/include/widgets/textbox.h b/include/widgets/textbox.h
index b25b4c02..fc75baa7 100644
--- a/include/widgets/textbox.h
+++ b/include/widgets/textbox.h
@@ -290,5 +290,6 @@ PangoAttrList *textbox_get_pango_attributes ( textbox *tb );
  * @returns the visible text.
  */
 const char *textbox_get_visible_text ( const textbox *tb );
+int textbox_get_desired_width ( widget *wid );
 /*@}*/
 #endif //ROFI_TEXTBOX_H
diff --git a/source/widgets/textbox.c b/source/widgets/textbox.c
index 48c03084..c0761f11 100644
--- a/source/widgets/textbox.c
+++ b/source/widgets/textbox.c
@@ -797,3 +797,17 @@ int textbox_get_estimated_height ( const textbox *tb, int eh )
     int height = pango_font_metrics_get_ascent ( tb->metrics ) + pango_font_metrics_get_descent ( tb->metrics );
     return ( eh * height ) / PANGO_SCALE + widget_padding_get_padding_height ( WIDGET ( tb ) );
 }
+int textbox_get_desired_width ( widget *wid )
+{
+    textbox *tb = (textbox *) wid;
+    unsigned int offset = ( tb->flags & TB_INDICATOR ) ? DOT_OFFSET : 0;
+    if ( tb->flags & TB_AUTOWIDTH ) {
+        return textbox_get_font_width ( tb ) + widget_padding_get_padding_width ( wid ) + offset;
+    }
+    int width = 0;
+    pango_layout_set_width ( tb->layout, -1);
+    width = textbox_get_font_width ( tb );
+    // Restore.
+    pango_layout_set_width ( tb->layout, PANGO_SCALE * ( tb->widget.w - widget_padding_get_padding_width ( WIDGET ( tb ) ) - offset ) );
+    return width + widget_padding_get_padding_width ( wid ) + offset;
+}