A layout engine for XForms.

[lyx.git] / src / frontends / xforms / XFormsMenubar.C

diff --git a/src/frontends/xforms/XFormsMenubar.C b/src/frontends/xforms/XFormsMenubar.C
index e8a3c0f4216fbb4a1e0471e8b8b58e854a4937ba..a52ffe6c88938c08bf92e127aa1fa0b9681b070b 100644 (file)
--- a/src/frontends/xforms/XFormsMenubar.C
+++ b/src/frontends/xforms/XFormsMenubar.C
@@ -23,8 +23,13 @@
 #include "support/lstrings.h"
 #include "support/tostr.h"
 
+#include <boost/bind.hpp>
+
 #include "lyx_forms.h"
 
+using lyx::frontend::Box;
+using lyx::frontend::BoxList;
+
 using lyx::support::lowercase;
 using lyx::support::subst;
 
@@ -82,8 +87,14 @@ extern "C" {
 
 
 XFormsMenubar::XFormsMenubar(LyXView * view, MenuBackend const & mb)
-       : owner_(static_cast<XFormsView*>(view)), menubackend_(&mb)
+       : owner_(static_cast<XFormsView*>(view)),
+         menubackend_(&mb),
+         menubar_(0)
 {
+       using lyx::frontend::WidgetMap;
+       owner_->metricsUpdated.connect(boost::bind(&WidgetMap::updateMetrics,
+                                                  &widgets_));
+
        makeMenubar(menubackend_->getMenubar());
 }
 
@@ -94,16 +105,27 @@ XFormsMenubar::~XFormsMenubar()
 
 void XFormsMenubar::makeMenubar(Menu const & menu)
 {
-       FL_FORM * form = owner_->getForm();
-       int moffset = 0;
+       // Draw a frame around the whole.
+       BoxList & boxlist = owner_->getBox(XFormsView::Top).children();
 
-       // Create menu frame if there is non yet.
-       FL_OBJECT * frame = fl_add_frame(FL_UP_FRAME, 0, 0,
-                                        form->w, mheight, "");
+       FL_OBJECT * frame = fl_add_frame(FL_UP_FRAME, 0, 0, 0, 0, "");
        fl_set_object_resize(frame, FL_RESIZE_ALL);
-       fl_set_object_gravity(frame, NorthWestGravity,
-                             NorthEastGravity);
+       fl_set_object_gravity(frame, NorthWestGravity, NorthEastGravity);
+
+       menubar_ = &widgets_.add(frame, boxlist, 0, mheight);
+
+       // The menubar contains three vertically-aligned Boxes,
+       // the center one of which is to contain the buttons,
+       // aligned horizontally.
+       // The other two provide some visual padding.
+       menubar_->children().push_back(Box(0, yloc));
+       Box & menubar_center = menubar_->children().push_back(Box(0,0));
+       menubar_center.set(Box::Horizontal);
+       menubar_->children().push_back(Box(0, yloc));
 
+       BoxList & menubar_buttons = menubar_center.children();
+
+       // Add the buttons.
        Menu::const_iterator i = menu.begin();
        Menu::const_iterator end = menu.end();
        for (; i != end; ++i) {
@@ -117,11 +139,12 @@ void XFormsMenubar::makeMenubar(Menu const & menu)
                string const label = i->label();
                string const shortcut = '#' + i->shortcut();
                int const width = string_width(label);
-               obj = fl_add_button(FL_MENU_BUTTON,
-                                   air + moffset, yloc,
-                                   width + mbadd,
-                                   mbheight,
-                                   label.c_str());
+
+               obj = fl_add_button(FL_MENU_BUTTON, 0, 0, 0, 0, label.c_str());
+
+               menubar_buttons.push_back(Box(air, 0));
+               widgets_.add(obj, menubar_buttons, width + mbadd, mbheight);
+
                fl_set_object_boxtype(obj, FL_FLAT_BOX);
                fl_set_object_color(obj, FL_MCOL, FL_MCOL);
                fl_set_object_lsize(obj, MENU_LABEL_SIZE);
@@ -129,7 +152,6 @@ void XFormsMenubar::makeMenubar(Menu const & menu)
                fl_set_object_resize(obj, FL_RESIZE_ALL);
                fl_set_object_gravity(obj, NorthWestGravity,
                                      NorthWestGravity);
-               moffset += obj->w + air;
                fl_set_object_shortcut(obj, shortcut.c_str(), 1);
                fl_set_object_callback(obj, C_XFormsMenubar_MenuCallback, 1);
 
@@ -138,7 +160,6 @@ void XFormsMenubar::makeMenubar(Menu const & menu)
                buttonlist_.push_back(iteminfo);
                obj->u_vdata = iteminfo.get();
        }
-
 }