2 Copyright (C) 2001-2006, William Joseph.
5 This file is part of GtkRadiant.
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.
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.
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
22 #if !defined( INCLUDED_GTKUTIL_CURSOR_H )
23 #define INCLUDED_GTKUTIL_CURSOR_H
25 #include <uilib/uilib.h>
27 #include "debugging/debugging.h"
29 typedef struct _GdkCursor GdkCursor;
30 typedef struct _GdkEventMotion GdkEventMotion;
33 GdkCursor* create_blank_cursor();
34 void blank_cursor( ui::Widget widget );
35 void default_cursor( ui::Widget widget );
37 void Sys_GetCursorPos( ui::Window window, int *x, int *y );
38 void Sys_SetCursorPos( ui::Window window, int x, int y );
45 typedef void ( *MotionFunction )( gdouble x, gdouble y, guint state, void* data );
46 MotionFunction m_function;
52 static gboolean deferred( DeferredMotion* self ){
54 self->m_function( self->m_x, self->m_y, self->m_state, self->m_data );
58 DeferredMotion( MotionFunction function, void* data ) : m_handler( 0 ), m_function( function ), m_data( data ){
60 void motion( gdouble x, gdouble y, guint state ){
64 if ( m_handler == 0 ) {
65 m_handler = g_idle_add( (GSourceFunc)deferred, this );
68 static gboolean gtk_motion( ui::Widget widget, GdkEventMotion *event, DeferredMotion* self );
71 class DeferredMotionDelta
75 guint m_motion_handler;
76 typedef void ( *MotionDeltaFunction )( int x, int y, void* data );
77 MotionDeltaFunction m_function;
80 static gboolean deferred_motion( gpointer data ){
81 reinterpret_cast<DeferredMotionDelta*>( data )->m_function(
82 reinterpret_cast<DeferredMotionDelta*>( data )->m_delta_x,
83 reinterpret_cast<DeferredMotionDelta*>( data )->m_delta_y,
84 reinterpret_cast<DeferredMotionDelta*>( data )->m_data
86 reinterpret_cast<DeferredMotionDelta*>( data )->m_motion_handler = 0;
87 reinterpret_cast<DeferredMotionDelta*>( data )->m_delta_x = 0;
88 reinterpret_cast<DeferredMotionDelta*>( data )->m_delta_y = 0;
92 DeferredMotionDelta( MotionDeltaFunction function, void* data ) : m_delta_x( 0 ), m_delta_y( 0 ), m_motion_handler( 0 ), m_function( function ), m_data( data ){
95 if ( m_motion_handler != 0 ) {
96 g_source_remove( m_motion_handler );
97 deferred_motion( this );
100 void motion_delta( int x, int y, unsigned int state ){
103 if ( m_motion_handler == 0 ) {
104 m_motion_handler = g_idle_add( deferred_motion, this );
111 unsigned int handle_motion;
112 int recorded_x, recorded_y, last_x, last_y, center_x, center_y;
113 ui::Widget m_weedjet{ui::null};
114 typedef void ( *MotionDeltaFunction )( int x, int y, unsigned int state, void* data );
115 MotionDeltaFunction m_function;
118 FreezePointer() : handle_motion( 0 ), m_function( 0 ), m_data( 0 ){
120 static gboolean motion_delta( ui::Window widget, GdkEventMotion *event, FreezePointer* self );
122 void freeze_pointer( ui::Window window, ui::Widget widget, MotionDeltaFunction function, void* data );
124 void unfreeze_pointer( ui::Window window, bool centerize );