[gnote] Add menu items for increasing and decreasing the font size. (Tomboy bug #488822)

[Hubert Figuière <hub src gnome org>]

commit dd333e402d01fdc132f6d40e2cb719dad3d77a06
Author: Hubert Figuiere <hub figuiere net>
Date:   Fri Jul 17 17:36:25 2009 -0400

    Add menu items for increasing and decreasing the font size. (Tomboy bug #488822)
    (tb-backport)

 src/notewindow.cpp |   62 ++++++++++++++++++++++++++++++++++++++++++++++++++++
 src/notewindow.hpp |    4 +++
 2 files changed, 66 insertions(+), 0 deletions(-)
---
diff --git a/src/notewindow.cpp b/src/notewindow.cpp
index f8bd1da..d3af732 100644
--- a/src/notewindow.cpp
+++ b/src/notewindow.cpp
@@ -1092,6 +1092,8 @@ namespace gnote {
     , m_bullets(_("Bullets"))
     , m_increase_indent(Gtk::Stock::INDENT)
     , m_decrease_indent(Gtk::Stock::UNINDENT)
+    , m_increase_font(_("Increase Font Size"), true)
+    , m_decrease_font(_("Decrease Font Size"), true)
     {
       m_undo = manage(new Gtk::ImageMenuItem (Gtk::Stock::UNDO));
 //      m_undo->set_accel_group(accel_group);
@@ -1187,6 +1189,22 @@ namespace gnote {
 
       m_hidden_no_size.hide();
 
+      m_increase_font.add_accelerator ("activate",
+                                       accel_group,
+                                       GDK_plus,
+                                       Gdk::CONTROL_MASK,
+                                       Gtk::ACCEL_VISIBLE);
+      m_increase_font.signal_activate()
+        .connect(sigc::mem_fun(*this, &NoteTextMenu::increase_font_clicked));
+
+      m_decrease_font.add_accelerator ("activate",
+                                       accel_group,
+                                       GDK_minus,
+                                       Gdk::CONTROL_MASK,
+                                       Gtk::ACCEL_VISIBLE);
+      m_decrease_font.signal_activate()
+        .connect(sigc::mem_fun(*this, &NoteTextMenu::decrease_font_clicked));
+
       Gtk::SeparatorMenuItem *spacer2 = manage(new Gtk::SeparatorMenuItem());
 
       m_bullets_clicked_cid = m_bullets.signal_activate()
@@ -1222,6 +1240,8 @@ namespace gnote {
       append(m_normal);
       append(m_large);
       append(m_huge);
+      append(m_increase_font);
+      append(m_decrease_font);
       append(*spacer2);
       append(m_bullets);
       append(m_increase_indent);
@@ -1344,6 +1364,48 @@ namespace gnote {
       m_buffer->set_active_tag(tag);
   }
 
+  void NoteTextMenu::increase_font_clicked ()
+  {
+    if (m_event_freeze)
+      return;
+
+    if (m_buffer->is_active_tag ("size:small")) {
+      m_buffer->remove_active_tag ("size:small");
+    } 
+    else if (m_buffer->is_active_tag ("size:large")) {
+      m_buffer->remove_active_tag ("size:large");
+      m_buffer->set_active_tag ("size:huge");
+    } 
+    else if (m_buffer->is_active_tag ("size:huge")) {
+      // Maximum font size, do nothing
+    } 
+    else {
+      // Current font size is normal
+      m_buffer->set_active_tag ("size:large");
+    }
+ }
+
+  void NoteTextMenu::decrease_font_clicked ()
+  {
+    if (m_event_freeze)
+      return;
+
+    if (m_buffer->is_active_tag ("size:small")) {
+// Minimum font size, do nothing
+    } 
+    else if (m_buffer->is_active_tag ("size:large")) {
+      m_buffer->remove_active_tag ("size:large");
+    } 
+    else if (m_buffer->is_active_tag ("size:huge")) {
+      m_buffer->remove_active_tag ("size:huge");
+      m_buffer->set_active_tag ("size:large");
+    } 
+    else {
+// Current font size is normal
+      m_buffer->set_active_tag ("size:small");
+    }
+  }
+
   void NoteTextMenu::undo_clicked ()
   {
     if (m_undo_manager.get_can_undo()) {
diff --git a/src/notewindow.hpp b/src/notewindow.hpp
index 0c8c89f..3a76142 100644
--- a/src/notewindow.hpp
+++ b/src/notewindow.hpp
@@ -64,6 +64,8 @@ private:
   void toggle_bullets_clicked();
   void increase_indent_clicked();
   void decrease_indent_clicked();
+  void increase_font_clicked();
+  void decrease_font_clicked();
 
   Glib::RefPtr<NoteBuffer> m_buffer;
   UndoManager          &m_undo_manager;
@@ -85,6 +87,8 @@ private:
   Gtk::CheckMenuItem    m_bullets;
   Gtk::ImageMenuItem    m_increase_indent;
   Gtk::ImageMenuItem    m_decrease_indent;
+  Gtk::MenuItem         m_increase_font;
+  Gtk::MenuItem         m_decrease_font;
   sigc::connection      m_bullets_clicked_cid;
 };