gtk2_ardour/window_proxy.cc

   1 /*
   2     Copyright (C) 2010 Paul Davis
   3
   4     This program is free software; you can redistribute it and/or modify
   5     it under the terms of the GNU General Public License as published by
   6     the Free Software Foundation; either version 2 of the License, or
   7     (at your option) any later version.
   8
   9     This program is distributed in the hope that it will be useful,
  10     but WITHOUT ANY WARRANTY; without even the implied warranty of
  11     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12     GNU General Public License for more details.
  13
  14     You should have received a copy of the GNU General Public License
  15     along with this program; if not, write to the Free Software
  16     Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  17
  18 */
  19
  20 #include <gtkmm/window.h>
  21 #include "window_proxy.h"
  22
  23 using namespace std;
  24
  25 /** WindowProxyBase constructor.
  26  *  @param name Unique internal name for this window.
  27  *  @param node <UI> node containing <Window> children, the appropriate one of which is used
  28  *  to set up this object.
  29  */
  30 WindowProxyBase::WindowProxyBase (string const & name, XMLNode const * node)
  31         : _name (name)
  32         , _visible (false)
  33         , _x_off (-1)
  34         , _y_off (-1)
  35         , _width (-1)
  36         , _height (-1)
  37 {
  38         if (!node) {
  39                 return;
  40         }
  41
  42         XMLNodeList children = node->children ();
  43
  44         XMLNodeList::const_iterator i = children.begin ();
  45         while (i != children.end()) {
  46                 XMLProperty* prop = (*i)->property (X_("name"));
  47                 if ((*i)->name() == X_("Window") && prop && prop->value() == _name) {
  48                         break;
  49                 }
  50
  51                 ++i;
  52         }
  53
  54         if (i != children.end()) {
  55
  56                 XMLProperty* prop;
  57
  58                 if ((prop = (*i)->property (X_("visible"))) != 0) {
  59                         _visible = string_is_affirmative (prop->value ());
  60                 }
  61
  62                 if ((prop = (*i)->property (X_("x-off"))) != 0) {
  63                         _x_off = atoi (prop->value().c_str());
  64                 }
  65                 if ((prop = (*i)->property (X_("y-off"))) != 0) {
  66                         _y_off = atoi (prop->value().c_str());
  67                 }
  68                 if ((prop = (*i)->property (X_("x-size"))) != 0) {
  69                         _width = atoi (prop->value().c_str());
  70                 }
  71                 if ((prop = (*i)->property (X_("y-size"))) != 0) {
  72                         _height = atoi (prop->value().c_str());
  73                 }
  74         }
  75 }
  76
  77 /** Show this window if it was configured as visible.  This should
  78  *  be called at session startup only.
  79  */
  80 void
  81 WindowProxyBase::maybe_show ()
  82 {
  83         if (_visible) {
  84                 show ();
  85         }
  86 }
  87
  88 /** Set up our window's position and size */
  89 void
  90 WindowProxyBase::setup ()
  91 {
  92         Gtk::Window* window = get_gtk_window ();
  93         if (!window) {
  94                 return;
  95         }
  96
  97         if (_width != -1 && _height != -1) {
  98                 window->set_default_size (_width, _height);
  99         }
 100
 101         if (_x_off != -1 && _y_off != -1) {
 102                 window->move (_x_off, _y_off);
 103         }
 104 }
 105
 106 XMLNode *
 107 WindowProxyBase::get_state () const
 108 {
 109         bool v = _visible;
 110         int x = _x_off;
 111         int y = _y_off;
 112         int w = _width;
 113         int h = _height;
 114
 115         /* If the window has been created, get its current state; otherwise use
 116            the state that we started off with.
 117         */
 118
 119         Gtk::Window* gtk_window = get_gtk_window ();
 120         if (gtk_window) {
 121                 v = gtk_window->is_visible ();
 122
 123                 Glib::RefPtr<Gdk::Window> gdk_window = gtk_window->get_window ();
 124                 if (gdk_window) {
 125                         gdk_window->get_position (x, y);
 126                         gdk_window->get_size (w, h);
 127                 }
 128
 129         }
 130
 131         return state_node (v, x, y, w, h);
 132 }
 133
 134
 135 XMLNode *
 136 WindowProxyBase::state_node (bool v, int x, int y, int w, int h) const
 137 {
 138         XMLNode* node = new XMLNode (X_("Window"));
 139         node->add_property (X_("name"), _name);
 140         node->add_property (X_("visible"), v ? X_("yes") : X_("no"));
 141
 142         char buf[32];
 143         snprintf (buf, sizeof (buf), "%d", x);
 144         node->add_property (X_("x-off"), buf);
 145         snprintf (buf, sizeof (buf), "%d", y);
 146         node->add_property (X_("y-off"), buf);
 147         snprintf (buf, sizeof (buf), "%d", w);
 148         node->add_property (X_("x-size"), buf);
 149         snprintf (buf, sizeof (buf), "%d", h);
 150         node->add_property (X_("y-size"), buf);
 151
 152         return node;
 153 }