[gtk+] gtk: add gtk_entry_get_text_area() and gtk_entry_get_icon_area()

[Michael Natterer <mitch src gnome org>]

commit ba9efeda4bc0f8013b455e339963d93d6f4ee874
Author: Michael Natterer <mitch gimp org>
Date:   Fri Oct 22 14:46:48 2010 +0200

    gtk: add gtk_entry_get_text_area() and gtk_entry_get_icon_area()
    
    as replacement for the removed get_foo_window() functions, so draw()
    callbacks can figure where to paint.

 gtk/gtk.symbols |    2 +
 gtk/gtkentry.c  |   91 +++++++++++++++++++++++++++++++++++++++++++++++++++++++
 gtk/gtkentry.h  |    6 ++++
 3 files changed, 99 insertions(+), 0 deletions(-)
---
diff --git a/gtk/gtk.symbols b/gtk/gtk.symbols
index 8020851..a2aeaf4 100644
--- a/gtk/gtk.symbols
+++ b/gtk/gtk.symbols
@@ -1075,6 +1075,7 @@ gtk_entry_get_current_icon_drag_source
 gtk_entry_get_cursor_hadjustment
 gtk_entry_get_has_frame
 gtk_entry_get_icon_activatable
+gtk_entry_get_icon_area
 gtk_entry_get_icon_at_pos
 gtk_entry_get_icon_gicon
 gtk_entry_get_icon_name
@@ -1093,6 +1094,7 @@ gtk_entry_get_overwrite_mode
 gtk_entry_get_progress_fraction
 gtk_entry_get_progress_pulse_step
 gtk_entry_get_text
+gtk_entry_get_text_area
 gtk_entry_get_text_length
 gtk_entry_get_type G_GNUC_CONST
 gtk_entry_get_visibility
diff --git a/gtk/gtkentry.c b/gtk/gtkentry.c
index 7a041ca..4d10e36 100644
--- a/gtk/gtkentry.c
+++ b/gtk/gtkentry.c
@@ -6656,6 +6656,47 @@ gtk_entry_set_buffer (GtkEntry       *entry,
 }
 
 /**
+ * gtk_entry_get_text_area:
+ * @entry: a #GtkEntry
+ * @text_area: Return location for the text area.
+ *
+ * Returns the area where the entry's text is drawn. This function is
+ * useful when drawing something to the entry in a draw callback.
+ *
+ * See also gtk_entry_get_icon_area().
+ *
+ * Since: 3.0
+ **/
+void
+gtk_entry_get_text_area (GtkEntry     *entry,
+                         GdkRectangle *text_area)
+{
+  g_return_if_fail (GTK_IS_ENTRY (entry));
+  g_return_if_fail (text_area != NULL);
+
+  if (entry->text_area)
+    {
+      GtkAllocation allocation;
+      gint x, y;
+
+      gtk_widget_get_allocation (GTK_WIDGET (entry), &allocation);
+      gdk_window_get_position (entry->text_area, &x, &y);
+
+      text_area->x = x - allocation.x;
+      text_area->y = y - allocation.y;
+      text_area->width = gdk_window_get_width (entry->text_area);
+      text_area->height = gdk_window_get_height (entry->text_area);
+    }
+  else
+    {
+      text_area->x = 0;
+      text_area->y = 0;
+      text_area->width = 0;
+      text_area->height = 0;
+    }
+}
+
+/**
  * gtk_entry_set_text:
  * @entry: a #GtkEntry
  * @text: the new text
@@ -8064,6 +8105,56 @@ gtk_entry_get_current_icon_drag_source (GtkEntry *entry)
   return -1;
 }
 
+/**
+ * gtk_entry_get_icon_area:
+ * @entry: A #GtkEntry
+ * @icon_pos: Icon position
+ * @icon_area: Return location for the icon's area
+ *
+ * Returns the area where entry's icon at @icon_pos is drawn.
+ * This function is useful when drawing something to the
+ * entry in a draw callback.
+ *
+ * See also gtk_entry_get_text_area()
+ *
+ * Since: 3.0
+ */
+void
+gtk_entry_get_icon_area (GtkEntry             *entry,
+                         GtkEntryIconPosition  icon_pos,
+                         GdkRectangle         *icon_area)
+{
+  GtkEntryPrivate *priv;
+  EntryIconInfo *icon_info;
+
+  g_return_if_fail (GTK_IS_ENTRY (entry));
+  g_return_if_fail (icon_area != NULL);
+
+  priv = GTK_ENTRY_GET_PRIVATE (entry);
+
+  icon_info = priv->icons[icon_pos];
+
+  if (icon_info)
+    {
+      GtkAllocation primary;
+      GtkAllocation secondary;
+
+      get_icon_allocations (entry, &primary, &secondary);
+
+      if (icon_pos == GTK_ENTRY_ICON_PRIMARY)
+        *icon_area = primary;
+      else
+        *icon_area = secondary;
+    }
+  else
+    {
+      icon_area->x = 0;
+      icon_area->y = 0;
+      icon_area->width = 0;
+      icon_area->height = 0;
+    }
+}
+
 static void
 ensure_has_tooltip (GtkEntry *entry)
 {
diff --git a/gtk/gtkentry.h b/gtk/gtkentry.h
index 365e409..2810bbf 100644
--- a/gtk/gtkentry.h
+++ b/gtk/gtkentry.h
@@ -172,6 +172,9 @@ GtkEntryBuffer* gtk_entry_get_buffer            (GtkEntry       *entry);
 void       gtk_entry_set_buffer                 (GtkEntry       *entry,
                                                  GtkEntryBuffer *buffer);
 
+void       gtk_entry_get_text_area              (GtkEntry       *entry,
+                                                 GdkRectangle   *text_area);
+
 void       gtk_entry_set_visibility 		(GtkEntry      *entry,
 						 gboolean       visible);
 gboolean   gtk_entry_get_visibility             (GtkEntry      *entry);
@@ -301,6 +304,9 @@ void         gtk_entry_set_icon_drag_source              (GtkEntry             *
 							  GtkTargetList        *target_list,
 							  GdkDragAction         actions);
 gint         gtk_entry_get_current_icon_drag_source      (GtkEntry             *entry);
+void         gtk_entry_get_icon_area                     (GtkEntry             *entry,
+                                                          GtkEntryIconPosition  icon_pos,
+                                                          GdkRectangle         *icon_area);
 
 gboolean    gtk_entry_im_context_filter_keypress         (GtkEntry             *entry,
                                                           GdkEventKey          *event);