@ -67,6 +67,7 @@ struct editor {
struct widget * widget ;
struct text_entry * entry ;
struct text_entry * editor ;
struct text_entry * active_entry ;
} ;
static const char *
@ -876,11 +877,14 @@ text_entry_button_handler(struct widget *widget,
{
struct text_entry * entry = data ;
struct rectangle allocation ;
struct editor * editor ;
int32_t x , y ;
widget_get_allocation ( entry - > widget , & allocation ) ;
input_get_position ( input , & x , & y ) ;
editor = window_get_user_data ( entry - > window ) ;
if ( button ! = BTN_LEFT ) {
return ;
}
@ -893,6 +897,7 @@ text_entry_button_handler(struct widget *widget,
struct wl_seat * seat = input_get_seat ( input ) ;
text_entry_activate ( entry , seat ) ;
editor - > active_entry = entry ;
text_entry_set_anchor_position ( entry ,
x - allocation . x - text_offset_left ,
@ -921,7 +926,81 @@ editor_button_handler(struct widget *widget,
text_entry_deactivate ( editor - > entry , seat ) ;
text_entry_deactivate ( editor - > editor , seat ) ;
editor - > active_entry = NULL ;
}
}
static void
key_handler ( struct window * window ,
struct input * input , uint32_t time ,
uint32_t key , uint32_t sym , enum wl_keyboard_key_state state ,
void * data )
{
struct editor * editor = data ;
struct text_entry * entry ;
const char * start , * end , * new_char ;
char text [ 16 ] ;
if ( ! editor - > active_entry )
return ;
entry = editor - > active_entry ;
if ( state ! = WL_KEYBOARD_KEY_STATE_PRESSED )
return ;
switch ( sym ) {
case XKB_KEY_BackSpace :
start = utf8_prev_char ( entry - > text , entry - > text + entry - > cursor ) ;
if ( start = = NULL )
break ;
end = utf8_end_char ( entry - > text + entry - > cursor ) ;
text_entry_delete_text ( entry ,
start - entry - > text ,
end - start ) ;
break ;
case XKB_KEY_Delete :
start = utf8_start_char ( entry - > text , entry - > text + entry - > cursor ) ;
if ( start = = NULL )
break ;
end = utf8_next_char ( start ) ;
if ( end = = NULL )
break ;
text_entry_delete_text ( entry ,
start - entry - > text ,
end - start ) ;
break ;
case XKB_KEY_Left :
new_char = utf8_prev_char ( entry - > text , entry - > text + entry - > cursor ) ;
if ( new_char ! = NULL ) {
entry - > cursor = new_char - entry - > text ;
entry - > anchor = entry - > cursor ;
widget_schedule_redraw ( entry - > widget ) ;
}
break ;
case XKB_KEY_Right :
new_char = utf8_next_char ( entry - > text + entry - > cursor ) ;
if ( new_char ! = NULL ) {
entry - > cursor = new_char - entry - > text ;
entry - > anchor = entry - > cursor ;
widget_schedule_redraw ( entry - > widget ) ;
}
break ;
default :
if ( xkb_keysym_to_utf8 ( sym , text , sizeof ( text ) ) < = 0 )
break ;
text_entry_insert_at_cursor ( entry , text ) ;
break ;
}
widget_schedule_redraw ( entry - > widget ) ;
}
static void
@ -960,6 +1039,8 @@ main(int argc, char *argv[])
editor . editor = text_entry_create ( & editor , " Editor " ) ;
window_set_title ( editor . window , " Text Editor " ) ;
window_set_key_handler ( editor . window , key_handler ) ;
window_set_user_data ( editor . window , & editor ) ;
widget_set_redraw_handler ( editor . widget , redraw_handler ) ;
widget_set_resize_handler ( editor . widget , resize_handler ) ;