diff --git a/freeglut/freeglut/src/freeglut_cursor.c b/freeglut/freeglut/src/freeglut_cursor.c index 9d519c0..2cf4dec 100644 --- a/freeglut/freeglut/src/freeglut_cursor.c +++ b/freeglut/freeglut/src/freeglut_cursor.c @@ -75,37 +75,59 @@ void FGAPIENTRY glutSetCursor( int cursorID ) freeglut_assert_ready; freeglut_assert_window; #if TARGET_HOST_UNIX_X11 - { - Cursor cursor; + /* + * Open issues: + * (a) GLUT_CURSOR_NONE doesn't do what it should. + * (b) Are we allocating resources, or causing X to do so? + * If yes, we should arrange to deallocate! + * (c) No error checking. Is that a problem? + */ + { + Cursor cursor; - /* - * For now we'll limit ourselves to the X cursor fonts... - */ -# define MAP_CURSOR(a,b) case a: cursor = XCreateFontCursor( fgDisplay.Display, b ); break; - - switch( cursorID ) - { - MAP_CURSOR( GLUT_CURSOR_RIGHT_ARROW, XC_left_ptr ); - MAP_CURSOR( GLUT_CURSOR_LEFT_ARROW, XC_right_ptr ); - MAP_CURSOR( GLUT_CURSOR_INFO, XC_question_arrow ); - MAP_CURSOR( GLUT_CURSOR_DESTROY, XC_target ); - MAP_CURSOR( GLUT_CURSOR_HELP, XC_question_arrow ); - MAP_CURSOR( GLUT_CURSOR_CYCLE, XC_circle ); - MAP_CURSOR( GLUT_CURSOR_SPRAY, XC_spraycan ); - MAP_CURSOR( GLUT_CURSOR_WAIT, XC_watch ); - MAP_CURSOR( GLUT_CURSOR_TEXT, XC_draft_large ); - MAP_CURSOR( GLUT_CURSOR_CROSSHAIR, XC_crosshair ); - MAP_CURSOR( GLUT_CURSOR_NONE, XC_trek ); - - default: - MAP_CURSOR( GLUT_CURSOR_UP_DOWN, XC_arrow ); - } - - /* - * Define a window's cursor now - */ - XDefineCursor( fgDisplay.Display, fgStructure.Window->Window.Handle, cursor ); + /* + * For now we'll limit ourselves to the X cursor fonts... + */ +#define MAP_CURSOR(a,b) case a: cursor = XCreateFontCursor( fgDisplay.Display, b ); break; + if( GLUT_CURSOR_FULL_CROSSHAIR == cursorID ) + cursorID = GLUT_CURSOR_CROSSHAIR; + switch( cursorID ) + { + MAP_CURSOR( GLUT_CURSOR_RIGHT_ARROW, XC_right_ptr); + MAP_CURSOR( GLUT_CURSOR_LEFT_ARROW, XC_left_ptr); + MAP_CURSOR( GLUT_CURSOR_INFO, XC_hand1); + MAP_CURSOR( GLUT_CURSOR_DESTROY, XC_pirate); + MAP_CURSOR( GLUT_CURSOR_HELP, XC_question_arrow); + MAP_CURSOR( GLUT_CURSOR_CYCLE, XC_exchange); + MAP_CURSOR( GLUT_CURSOR_SPRAY, XC_spraycan); + MAP_CURSOR( GLUT_CURSOR_WAIT, XC_watch); + MAP_CURSOR( GLUT_CURSOR_TEXT, XC_xterm); + MAP_CURSOR( GLUT_CURSOR_CROSSHAIR, XC_crosshair); + MAP_CURSOR( GLUT_CURSOR_UP_DOWN, XC_sb_v_double_arrow); + MAP_CURSOR( GLUT_CURSOR_LEFT_RIGHT, XC_sb_h_double_arrow); + MAP_CURSOR( GLUT_CURSOR_TOP_SIDE, XC_top_side); + MAP_CURSOR( GLUT_CURSOR_BOTTOM_SIDE, XC_bottom_side); + MAP_CURSOR( GLUT_CURSOR_LEFT_SIDE, XC_left_side); + MAP_CURSOR( GLUT_CURSOR_RIGHT_SIDE, XC_right_side); + MAP_CURSOR( GLUT_CURSOR_TOP_LEFT_CORNER, XC_top_left_corner); + MAP_CURSOR( GLUT_CURSOR_TOP_RIGHT_CORNER, XC_top_right_corner); + MAP_CURSOR( GLUT_CURSOR_BOTTOM_RIGHT_CORNER, XC_bottom_right_corner); + MAP_CURSOR( GLUT_CURSOR_BOTTOM_LEFT_CORNER, XC_bottom_left_corner); + MAP_CURSOR( GLUT_CURSOR_NONE, XC_bogosity); + case GLUT_CURSOR_INHERIT: + break; + default: + return; } + + /* + * Define a window's cursor now + */ + if( GLUT_CURSOR_INHERIT == cursorID ) + XUndefineCursor( fgDisplay.Display, fgStructure.Window->Window.Handle ); + else + XDefineCursor( fgDisplay.Display, fgStructure.Window->Window.Handle, cursor ); + } #elif TARGET_HOST_WIN32 /*