libs/gtkutil/paned.cpp

   1 /*
   2    Copyright (C) 2001-2006, William Joseph.
   3    All Rights Reserved.
   4
   5    This file is part of GtkRadiant.
   6
   7    GtkRadiant is free software; you can redistribute it and/or modify
   8    it under the terms of the GNU General Public License as published by
   9    the Free Software Foundation; either version 2 of the License, or
  10    (at your option) any later version.
  11
  12    GtkRadiant is distributed in the hope that it will be useful,
  13    but WITHOUT ANY WARRANTY; without even the implied warranty of
  14    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15    GNU General Public License for more details.
  16
  17    You should have received a copy of the GNU General Public License
  18    along with GtkRadiant; if not, write to the Free Software
  19    Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
  20  */
  21
  22 #include "paned.h"
  23
  24 #include <gtk/gtkhpaned.h>
  25 #include <gtk/gtkvpaned.h>
  26 #include <uilib/uilib.h>
  27
  28 #include "frame.h"
  29
  30
  31 class PanedState
  32 {
  33 public:
  34 float position;
  35 int size;
  36 };
  37
  38 gboolean hpaned_allocate( GtkWidget* widget, GtkAllocation* allocation, PanedState* paned ){
  39         if ( paned->size != allocation->width ) {
  40                 paned->size = allocation->width;
  41                 gtk_paned_set_position( GTK_PANED( widget ), static_cast<int>( paned->size * paned->position ) );
  42         }
  43         return FALSE;
  44 }
  45
  46 gboolean vpaned_allocate( GtkWidget* widget, GtkAllocation* allocation, PanedState* paned ){
  47         if ( paned->size != allocation->height ) {
  48                 paned->size = allocation->height;
  49                 gtk_paned_set_position( GTK_PANED( widget ), static_cast<int>( paned->size * paned->position ) );
  50         }
  51         return FALSE;
  52 }
  53
  54 gboolean paned_position( GtkWidget* widget, gpointer dummy, PanedState* paned ){
  55         if ( paned->size != -1 ) {
  56                 paned->position = gtk_paned_get_position( GTK_PANED( widget ) ) / static_cast<float>( paned->size );
  57         }
  58         return FALSE;
  59 }
  60
  61 PanedState g_hpaned = { 0.5f, -1, };
  62 PanedState g_vpaned1 = { 0.5f, -1, };
  63 PanedState g_vpaned2 = { 0.5f, -1, };
  64
  65 GtkHPaned* create_split_views( GtkWidget* topleft, GtkWidget* topright, GtkWidget* botleft, GtkWidget* botright ){
  66         GtkHPaned* hsplit = ui::HPaned();
  67         gtk_widget_show( GTK_WIDGET( hsplit ) );
  68
  69         g_signal_connect( G_OBJECT( hsplit ), "size_allocate", G_CALLBACK( hpaned_allocate ), &g_hpaned );
  70         g_signal_connect( G_OBJECT( hsplit ), "notify::position", G_CALLBACK( paned_position ), &g_hpaned );
  71
  72         {
  73                 GtkVPaned* vsplit = ui::VPaned();
  74                 gtk_paned_add1( GTK_PANED( hsplit ), GTK_WIDGET( vsplit ) );
  75                 gtk_widget_show( GTK_WIDGET( vsplit ) );
  76
  77                 g_signal_connect( G_OBJECT( vsplit ), "size_allocate", G_CALLBACK( vpaned_allocate ), &g_vpaned1 );
  78                 g_signal_connect( G_OBJECT( vsplit ), "notify::position", G_CALLBACK( paned_position ), &g_vpaned1 );
  79
  80                 gtk_paned_add1( GTK_PANED( vsplit ), GTK_WIDGET( create_framed_widget( topleft ) ) );
  81                 gtk_paned_add2( GTK_PANED( vsplit ), GTK_WIDGET( create_framed_widget( topright ) ) );
  82         }
  83         {
  84                 GtkVPaned* vsplit = ui::VPaned();
  85                 gtk_paned_add2( GTK_PANED( hsplit ), GTK_WIDGET( vsplit ) );
  86                 gtk_widget_show( GTK_WIDGET( vsplit ) );
  87
  88                 g_signal_connect( G_OBJECT( vsplit ), "size_allocate", G_CALLBACK( vpaned_allocate ), &g_vpaned2 );
  89                 g_signal_connect( G_OBJECT( vsplit ), "notify::position", G_CALLBACK( paned_position ), &g_vpaned2 );
  90
  91                 gtk_paned_add1( GTK_PANED( vsplit ), GTK_WIDGET( create_framed_widget( botleft ) ) );
  92                 gtk_paned_add2( GTK_PANED( vsplit ), GTK_WIDGET( create_framed_widget( botright ) ) );
  93         }
  94         return hsplit;
  95 }