libs/gtkutil/window.h

   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 #if !defined( INCLUDED_GTKUTIL_WINDOW_H )
  23 #define INCLUDED_GTKUTIL_WINDOW_H
  24
  25 #include <gtk/gtkwindow.h>
  26
  27 #include "debugging/debugging.h"
  28 #include "generic/callback.h"
  29 #include "widget.h"
  30
  31 inline gboolean window_focus_in_clear_focus_widget( GtkWidget* widget, GdkEventKey* event, gpointer data ){
  32         gtk_window_set_focus( GTK_WINDOW( widget ), NULL );
  33         return FALSE;
  34 }
  35
  36 inline guint window_connect_focus_in_clear_focus_widget( GtkWindow* window ){
  37         return g_signal_connect( G_OBJECT( window ), "focus_in_event", G_CALLBACK( window_focus_in_clear_focus_widget ), NULL );
  38 }
  39
  40
  41 unsigned int connect_floating( GtkWindow* main_window, GtkWindow* floating );
  42 GtkWindow* create_floating_window( const char* title, GtkWindow* parent );
  43 void destroy_floating_window( GtkWindow* window );
  44
  45 GtkWindow* create_persistent_floating_window( const char* title, GtkWindow* main_window );
  46 gboolean persistent_floating_window_delete( GtkWindow* floating, GdkEvent *event, GtkWindow* main_window );
  47
  48 void window_remove_minmax( GtkWindow* window );
  49
  50 typedef struct _GtkScrolledWindow GtkScrolledWindow;
  51 GtkScrolledWindow* create_scrolled_window( GtkPolicyType hscrollbar_policy, GtkPolicyType vscrollbar_policy, int border = 0 );
  52
  53
  54 struct WindowPosition
  55 {
  56         int x, y, w, h;
  57
  58         WindowPosition(){
  59         }
  60         WindowPosition( int _x, int _y, int _w, int _h )
  61                 : x( _x ), y( _y ), w( _w ), h( _h ){
  62         }
  63 };
  64
  65 const WindowPosition c_default_window_pos( 50, 25, 400, 300 );
  66
  67 inline void window_get_position( GtkWindow* window, WindowPosition& position ){
  68         ASSERT_MESSAGE( window != 0, "error saving window position" );
  69
  70         gtk_window_get_position( window, &position.x, &position.y );
  71         gtk_window_get_size( window, &position.w, &position.h );
  72 }
  73
  74 inline void window_set_position( GtkWindow* window, const WindowPosition& position ){
  75         gtk_window_set_gravity( window, GDK_GRAVITY_STATIC );
  76
  77         GdkScreen* screen = gdk_screen_get_default();
  78         if ( position.x < 0
  79                  || position.y < 0
  80                  || position.x > gdk_screen_get_width( screen )
  81                  || position.y > gdk_screen_get_height( screen ) ) {
  82                 gtk_window_set_position( window, GTK_WIN_POS_CENTER_ON_PARENT );
  83         }
  84         else
  85         {
  86                 gtk_window_move( window, position.x, position.y );
  87         }
  88
  89         gtk_window_set_default_size( window, position.w, position.h );
  90 }
  91
  92 inline void WindowPosition_Parse( WindowPosition& position, const char* value ){
  93         if ( sscanf( value, "%d %d %d %d", &position.x, &position.y, &position.w, &position.h ) != 4 ) {
  94                 position = WindowPosition( c_default_window_pos ); // ensure sane default value for window position
  95         }
  96 }
  97 typedef ReferenceCaller1<WindowPosition, const char*, WindowPosition_Parse> WindowPositionImportStringCaller;
  98
  99 inline void WindowPosition_Write( const WindowPosition& position, const StringImportCallback& importCallback ){
 100         char buffer[64];
 101         sprintf( buffer, "%d %d %d %d", position.x, position.y, position.w, position.h );
 102         importCallback( buffer );
 103 }
 104 typedef ConstReferenceCaller1<WindowPosition, const StringImportCallback&, WindowPosition_Write> WindowPositionExportStringCaller;
 105
 106
 107
 108 class WindowPositionTracker
 109 {
 110 WindowPosition m_position;
 111
 112 static gboolean configure( GtkWidget* widget, GdkEventConfigure *event, WindowPositionTracker* self ){
 113         self->m_position = WindowPosition( event->x, event->y, event->width, event->height );
 114         return FALSE;
 115 }
 116
 117 public:
 118 WindowPositionTracker()
 119         : m_position( c_default_window_pos ){
 120 }
 121
 122 void sync( GtkWindow* window ){
 123         window_set_position( window, m_position );
 124 }
 125
 126 void connect( GtkWindow* window ){
 127         sync( window );
 128         g_signal_connect( G_OBJECT( window ), "configure_event", G_CALLBACK( configure ), this );
 129 }
 130
 131 const WindowPosition& getPosition() const {
 132         return m_position;
 133 }
 134
 135 //hack
 136 void setPosition( const WindowPosition& position ){
 137         m_position = position;
 138 }
 139 };
 140
 141
 142 inline void WindowPositionTracker_importString( WindowPositionTracker& self, const char* value ){
 143         WindowPosition position;
 144         WindowPosition_Parse( position, value );
 145         self.setPosition( position );
 146 }
 147 typedef ReferenceCaller1<WindowPositionTracker, const char*, WindowPositionTracker_importString> WindowPositionTrackerImportStringCaller;
 148
 149 inline void WindowPositionTracker_exportString( const WindowPositionTracker& self, const StringImportCallback& importer ){
 150         WindowPosition_Write( self.getPosition(), importer );
 151 }
 152 typedef ConstReferenceCaller1<WindowPositionTracker, const StringImportCallback&, WindowPositionTracker_exportString> WindowPositionTrackerExportStringCaller;
 153
 154
 155
 156 #endif