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 #include "i18n.h"
  23
  24 using namespace std;
  25
  26 /** WindowProxyBase constructor.
  27  *  @param name Unique internal name for this window.
  28  *  @param node <UI> node containing <Window> children, the appropriate one of which is used
  29  *  to set up this object.
  30  */
  31 WindowProxyBase::WindowProxyBase (string const & name, XMLNode const * node)
  32         : _name (name)
  33         , _visible (false)
  34         , _x_off (-1)
  35         , _y_off (-1)
  36         , _width (-1)
  37         , _height (-1)
  38 {
  39         if (!node) {
  40                 return;
  41         }
  42
  43         XMLNodeList children = node->children ();
  44
  45         XMLNodeList::const_iterator i = children.begin ();
  46         while (i != children.end()) {
  47                 XMLProperty* prop = (*i)->property (X_("name"));
  48                 if ((*i)->name() == X_("Window") && prop && prop->value() == _name) {
  49                         break;
  50                 }
  51
  52                 ++i;
  53         }
  54
  55         if (i != children.end()) {
  56
  57                 XMLProperty* prop;
  58
  59                 if ((prop = (*i)->property (X_("visible"))) != 0) {
  60                         _visible = string_is_affirmative (prop->value ());
  61                 }
  62
  63                 if ((prop = (*i)->property (X_("x-off"))) != 0) {
  64                         _x_off = atoi (prop->value().c_str());
  65                 }
  66                 if ((prop = (*i)->property (X_("y-off"))) != 0) {
  67                         _y_off = atoi (prop->value().c_str());
  68                 }
  69                 if ((prop = (*i)->property (X_("x-size"))) != 0) {
  70                         _width = atoi (prop->value().c_str());
  71                 }
  72                 if ((prop = (*i)->property (X_("y-size"))) != 0) {
  73                         _height = atoi (prop->value().c_str());
  74                 }
  75         }
  76 }
  77
  78 /** Show this window if it was configured as visible.  This should
  79  *  be called at session startup only.
  80  */
  81 void
  82 WindowProxyBase::maybe_show ()
  83 {
  84         if (_visible) {
  85                 show ();
  86         }
  87 }
  88
  89 /** Set up our window's position and size */
  90 void
  91 WindowProxyBase::setup ()
  92 {
  93         Gtk::Window* window = get_gtk_window ();
  94         if (!window) {
  95                 return;
  96         }
  97
  98         if (_width != -1 && _height != -1) {
  99                 window->set_default_size (_width, _height);
 100         }
 101
 102         if (_x_off != -1 && _y_off != -1) {
 103                 window->move (_x_off, _y_off);
 104         }
 105 }
 106
 107 XMLNode *
 108 WindowProxyBase::get_state () const
 109 {
 110         bool v = _visible;
 111         int x = _x_off;
 112         int y = _y_off;
 113         int w = _width;
 114         int h = _height;
 115
 116         /* If the window has been created, get its current state; otherwise use
 117            the state that we started off with.
 118         */
 119
 120         Gtk::Window* gtk_window = get_gtk_window ();
 121         if (gtk_window) {
 122                 v = gtk_window->is_visible ();
 123
 124                 Glib::RefPtr<Gdk::Window> gdk_window = gtk_window->get_window ();
 125                 if (gdk_window) {
 126                         gdk_window->get_position (x, y);
 127                         gdk_window->get_size (w, h);
 128                 }
 129
 130         }
 131
 132         return state_node (v, x, y, w, h);
 133 }
 134
 135
 136 XMLNode *
 137 WindowProxyBase::state_node (bool v, int x, int y, int w, int h) const
 138 {
 139         XMLNode* node = new XMLNode (X_("Window"));
 140         node->add_property (X_("name"), _name);
 141         node->add_property (X_("visible"), v ? X_("yes") : X_("no"));
 142
 143         char buf[32];
 144         snprintf (buf, sizeof (buf), "%d", x);
 145         node->add_property (X_("x-off"), buf);
 146         snprintf (buf, sizeof (buf), "%d", y);
 147         node->add_property (X_("y-off"), buf);
 148         snprintf (buf, sizeof (buf), "%d", w);
 149         node->add_property (X_("x-size"), buf);
 150         snprintf (buf, sizeof (buf), "%d", h);
 151         node->add_property (X_("y-size"), buf);
 152
 153         return node;
 154 }