Implement keyboard navigation for most widgets

[libs/gltk.git] / source / entry.cpp

diff --git a/source/entry.cpp b/source/entry.cpp
index 16954a70f5774858b34b86622de200abe2a4376b..6616054f799b2be0f5dd1cf445989a6771ff30bd 100644 (file)
--- a/source/entry.cpp
+++ b/source/entry.cpp
@@ -129,29 +129,7 @@ void Entry::render_special(const Part &part, GL::Renderer &renderer) const
 bool Entry::key_press(unsigned key, unsigned)
 {
        got_key_press = true;
-       if(key==Input::KEY_LEFT)
-       {
-               if(edit_pos>0)
-                       set_edit_position(edit_pos-1);
-       }
-       else if(key==Input::KEY_RIGHT)
-       {
-               if(edit_pos<text.size())
-                       set_edit_position(edit_pos+1);
-       }
-       else if(key==Input::KEY_DOWN && multiline)
-       {
-               unsigned row, col;
-               text.offset_to_coords(edit_pos, row, col);
-               set_edit_position(text.coords_to_offset(row+1, col));
-       }
-       else if(key==Input::KEY_UP && multiline)
-       {
-               unsigned row, col;
-               text.offset_to_coords(edit_pos, row, col);
-               set_edit_position(row>0 ? text.coords_to_offset(row-1, col) : 0);
-       }
-       else if(key==Input::KEY_BACKSPACE)
+       if(key==Input::KEY_BACKSPACE)
        {
                if(edit_pos>0)
                {
@@ -160,16 +138,11 @@ bool Entry::key_press(unsigned key, unsigned)
                        rebuild();
                }
        }
-       else if(key==Input::KEY_ENTER)
+       else if(key==Input::KEY_ENTER && multiline)
        {
-               if(multiline)
-               {
-                       text.insert(edit_pos++, "\n");
-                       check_view_range();
-                       rebuild();
-               }
-               else
-                       signal_enter.emit();
+               text.insert(edit_pos++, "\n");
+               check_view_range();
+               rebuild();
        }
        else
                return false;
@@ -196,6 +169,38 @@ void Entry::focus_out()
        got_key_press = false;
 }
 
+bool Entry::navigate(Navigation nav)
+{
+       if(nav==NAV_LEFT)
+       {
+               if(edit_pos>0)
+                       set_edit_position(edit_pos-1);
+       }
+       else if(nav==NAV_RIGHT)
+       {
+               if(edit_pos<text.size())
+                       set_edit_position(edit_pos+1);
+       }
+       else if(nav==NAV_DOWN && multiline)
+       {
+               unsigned row, col;
+               text.offset_to_coords(edit_pos, row, col);
+               set_edit_position(text.coords_to_offset(row+1, col));
+       }
+       else if(nav==NAV_UP && multiline)
+       {
+               unsigned row, col;
+               text.offset_to_coords(edit_pos, row, col);
+               set_edit_position(row>0 ? text.coords_to_offset(row-1, col) : 0);
+       }
+       else if(nav==NAV_ACCEPT && !signal_enter.empty())
+               signal_enter.emit();
+       else
+               return false;
+
+       return true;
+}
+
 void Entry::on_geometry_change()
 {
        if(multiline)