stickynotes: Add undo/redo feature

Using GtkSourceView instead of GtkTextView
This adds new dependency to package to build this applet

Closes #17
https://github.com/mate-desktop/mate-applets/issues/17

4 files changed, 26 insertions, 1 deletions

diff --git a/stickynotes/Makefile.am b/stickynotes/Makefile.am
index 1444451f..df6f8292 100644
--- a/stickynotes/Makefile.am
+++ b/stickynotes/Makefile.am
@@ -12,6 +12,7 @@ if BUILD_STICKYNOTES_APPLET
 AM_CPPFLAGS =					\
 	-I.					\
 	-I$(srcdir)				\
+	$(STICKYNOTES_CFLAGS)		\
 	$(MATE_APPLETS4_CFLAGS)		\
 	$(LIBWNCK_CFLAGS)			\
 	$(XML2_CFLAGS)				\
@@ -33,6 +34,7 @@ stickynotes_applet_SOURCES = \
 	stickynotes_applet_callbacks.c
 
 stickynotes_applet_LDADD =	\
+	$(STICKYNOTES_LIBS)	\
 	$(MATE_APPLETS4_LIBS)	\
 	$(LIBWNCK_LIBS)		\
 	$(XML2_LIBS) \
diff --git a/stickynotes/stickynotes.c b/stickynotes/stickynotes.c
index d38aee3f..bb80dcf3 100644
--- a/stickynotes/stickynotes.c
+++ b/stickynotes/stickynotes.c
@@ -21,10 +21,18 @@
 #include <libxml/parser.h>
 #include <X11/Xatom.h>
 #include <gdk/gdkx.h>
+#include <gtk/gtk.h>
 #define WNCK_I_KNOW_THIS_IS_UNSTABLE 1
 #include <libwnck/libwnck.h>
 #include <string.h>
 
+#if GTK_CHECK_VERSION (3, 0, 0)
+#include <gtksourceview/gtksource.h>
+#else
+#include <gtksourceview/gtksourceview.h>
+#include <gtksourceview/gtksourcebuffer.h>
+#endif
+
 #include "stickynotes.h"
 #include "stickynotes_callbacks.h"
 #include "util.h"
@@ -122,6 +130,8 @@ stickynote_new_aux (GdkScreen *screen, gint x, gint y, gint w, gint h)
 	note->w_lock = GTK_WIDGET (gtk_builder_get_object (builder, "lock_button"));
 	gtk_widget_add_events (note->w_lock, GDK_BUTTON_PRESS_MASK);
 
+	note->buffer = GTK_SOURCE_BUFFER(gtk_text_view_get_buffer(GTK_TEXT_VIEW(note->w_body)));
+
 	note->w_close = GTK_WIDGET (gtk_builder_get_object (builder, "close_button"));
 	gtk_widget_add_events (note->w_close, GDK_BUTTON_PRESS_MASK);
 	note->w_resize_se = GTK_WIDGET (gtk_builder_get_object (builder, "resize_se_box"));
diff --git a/stickynotes/stickynotes.h b/stickynotes/stickynotes.h
index 4073c42e..85574df1 100644
--- a/stickynotes/stickynotes.h
+++ b/stickynotes/stickynotes.h
@@ -24,6 +24,13 @@
 #include <libwnck/libwnck.h>
 #include <stickynotes_applet.h>
 
+#if GTK_CHECK_VERSION (3, 0, 0)
+#include <gtksourceview/gtksource.h>
+#else
+#include <gtksourceview/gtksourceview.h>
+#include <gtksourceview/gtksourcebuffer.h>
+#endif
+
 typedef struct
 {
 	GtkWidget *w_window;		/* Sticky Note window */
@@ -48,6 +55,8 @@ typedef struct
 	GtkWidget *w_resize_se;		/* Sticky Note resize button (south east) */
 	GtkWidget *w_resize_sw;		/* Sticky Note resize button (south west) */
 
+	GtkSourceBuffer *buffer;	/* Sticky Note text buffer for undo/redo */
+
 	GtkToggleAction *ta_lock_toggle_item; /* Lock item in the popup menu */
 
 	GtkImage *img_lock;		/* Lock image */
diff --git a/stickynotes/stickynotes.ui b/stickynotes/stickynotes.ui
index 14bcdf3f..cc98a1e4 100644
--- a/stickynotes/stickynotes.ui
+++ b/stickynotes/stickynotes.ui
@@ -775,6 +775,9 @@
       <action-widget response="-5">button4</action-widget>
     </action-widgets>
   </object>
+  <object class="GtkSourceBuffer" id="body_buffer">
+    <property name="max_undo_levels">-1</property>
+  </object>
   <object class="GtkWindow" id="stickynote_window">
     <property name="title" translatable="yes">Sticky Note</property>
     <child>
@@ -846,12 +849,13 @@
             <property name="hscrollbar_policy">never</property>
             <property name="vscrollbar_policy">never</property>
             <child>
-              <object class="GtkTextView" id="body_text">
+              <object class="GtkSourceView" id="body_text">
                 <property name="visible">True</property>
                 <property name="can_focus">True</property>
                 <property name="wrap_mode">word</property>
                 <property name="left_margin">4</property>
                 <property name="right_margin">4</property>
+                <property name="buffer">body_buffer</property>
               </object>
             </child>
           </object>