Exemplo n.º 1
0
// insert one character
void textbox_cursor_ins(textbox *tb, char c)
{
	char tmp[2] = { c, 0 };
	textbox_insert(tb, tb->cursor, tmp);
	textbox_cursor_inc(tb);
}
Exemplo n.º 2
0
// handle a keypress in edit mode
// 2 = nav
// 0 = unhandled
// 1 = handled
// -1 = handled and return pressed (finished)
int textbox_keypress ( textbox *tb, XIC xic, XEvent *ev )
{
    KeySym key;
    Status stat;
    char   pad[32];
    int    len;

    if ( !( tb->flags & TB_EDITABLE ) ) {
        return 0;
    }

    len      = Xutf8LookupString ( xic, &ev->xkey, pad, sizeof ( pad ), &key, &stat );
    pad[len] = 0;
    // Left or Ctrl-b
    if ( abe_test_action ( MOVE_CHAR_BACK, ev->xkey.state, key ) ) {
        textbox_cursor_dec ( tb );
        return 2;
    }
    // Right or Ctrl-F
    else if ( abe_test_action ( MOVE_CHAR_FORWARD, ev->xkey.state, key ) ) {
        textbox_cursor_inc ( tb );
        return 2;
    }

    // Ctrl-U: Kill from the beginning to the end of the line.
    else if ( abe_test_action ( CLEAR_LINE, ev->xkey.state, key ) ) {
        textbox_text ( tb, "" );
        return 1;
    }
    // Ctrl-A
    else if ( abe_test_action ( MOVE_FRONT, ev->xkey.state, key ) ) {
        textbox_cursor ( tb, 0 );
        return 2;
    }
    // Ctrl-E
    else if ( abe_test_action ( MOVE_END, ev->xkey.state, key ) ) {
        textbox_cursor_end ( tb );
        return 2;
    }
    // Ctrl-Alt-h
    else if ( abe_test_action ( REMOVE_WORD_BACK, ev->xkey.state, key ) ) {
        textbox_cursor_bkspc_word ( tb );
        return 1;
    }
    // Ctrl-Alt-d
    else if ( abe_test_action ( REMOVE_WORD_FORWARD, ev->xkey.state, key ) ) {
        textbox_cursor_del_word ( tb );
        return 1;
    }    // Delete or Ctrl-D
    else if ( abe_test_action ( REMOVE_CHAR_FORWARD, ev->xkey.state, key ) ) {
        textbox_cursor_del ( tb );
        return 1;
    }
    // Alt-B
    else if ( abe_test_action ( MOVE_WORD_BACK, ev->xkey.state, key ) ) {
        textbox_cursor_dec_word ( tb );
        return 2;
    }
    // Alt-F
    else if ( abe_test_action ( MOVE_WORD_FORWARD, ev->xkey.state, key ) ) {
        textbox_cursor_inc_word ( tb );
        return 2;
    }
    // BackSpace, Ctrl-h
    else if ( abe_test_action ( REMOVE_CHAR_BACK, ev->xkey.state, key ) ) {
        textbox_cursor_bkspc ( tb );
        return 1;
    }
    else if ( abe_test_action ( ACCEPT_CUSTOM, ev->xkey.state, key ) ) {
        return -2;
    }
    else if  ( abe_test_action ( ACCEPT_ENTRY_CONTINUE, ev->xkey.state, key ) ) {
        return -3;
    }
    else if ( abe_test_action ( ACCEPT_ENTRY, ev->xkey.state, key ) ) {
        return -1;
    }
    else if ( !iscntrl ( *pad ) ) {
        textbox_insert ( tb, tb->cursor, pad );
        textbox_cursor_inc ( tb );
        return 1;
    }

    return 0;
}
Exemplo n.º 3
0
// handle a keypress in edit mode
// 2 = nav
// 0 = unhandled
// 1 = handled
// -1 = handled and return pressed (finished)
int textbox_keypress ( textbox *tb, XEvent *ev, char *pad, KeySym key, Status stat )
{
    if ( !( tb->flags & TB_EDITABLE ) ) {
        return 0;
    }
    if ( stat == XLookupKeySym || stat == XLookupBoth ) {
        // Left or Ctrl-b
        if ( abe_test_action ( MOVE_CHAR_BACK, ev->xkey.state, key ) ) {
            textbox_cursor_dec ( tb );
            return 2;
        }
        // Right or Ctrl-F
        else if ( abe_test_action ( MOVE_CHAR_FORWARD, ev->xkey.state, key ) ) {
            textbox_cursor_inc ( tb );
            return 2;
        }

        // Ctrl-U: Kill from the beginning to the end of the line.
        else if ( abe_test_action ( CLEAR_LINE, ev->xkey.state, key ) ) {
            textbox_text ( tb, "" );
            return 1;
        }
        // Ctrl-A
        else if ( abe_test_action ( MOVE_FRONT, ev->xkey.state, key ) ) {
            textbox_cursor ( tb, 0 );
            return 2;
        }
        // Ctrl-E
        else if ( abe_test_action ( MOVE_END, ev->xkey.state, key ) ) {
            textbox_cursor_end ( tb );
            return 2;
        }
        // Ctrl-Alt-h
        else if ( abe_test_action ( REMOVE_WORD_BACK, ev->xkey.state, key ) ) {
            textbox_cursor_bkspc_word ( tb );
            return 1;
        }
        // Ctrl-Alt-d
        else if ( abe_test_action ( REMOVE_WORD_FORWARD, ev->xkey.state, key ) ) {
            textbox_cursor_del_word ( tb );
            return 1;
        }    // Delete or Ctrl-D
        else if ( abe_test_action ( REMOVE_CHAR_FORWARD, ev->xkey.state, key ) ) {
            textbox_cursor_del ( tb );
            return 1;
        }
        // Alt-B
        else if ( abe_test_action ( MOVE_WORD_BACK, ev->xkey.state, key ) ) {
            textbox_cursor_dec_word ( tb );
            return 2;
        }
        // Alt-F
        else if ( abe_test_action ( MOVE_WORD_FORWARD, ev->xkey.state, key ) ) {
            textbox_cursor_inc_word ( tb );
            return 2;
        }
        // BackSpace, Ctrl-h
        else if ( abe_test_action ( REMOVE_CHAR_BACK, ev->xkey.state, key ) ) {
            textbox_cursor_bkspc ( tb );
            return 1;
        }
        else if ( abe_test_action ( ACCEPT_CUSTOM, ev->xkey.state, key ) ) {
            return -2;
        }
        else if  ( abe_test_action ( ACCEPT_ENTRY_CONTINUE, ev->xkey.state, key ) ) {
            return -3;
        }
        else if ( abe_test_action ( ACCEPT_ENTRY, ev->xkey.state, key ) ) {
            return -1;
        }
    }
    if ( *pad != 0 && ( stat == XLookupBoth || stat == XLookupChars ) ) {
        // Filter When alt/ctrl is pressed do not accept the character.
        if (  !g_ascii_iscntrl ( *pad ) ) {
            textbox_insert ( tb, tb->cursor, pad );
            textbox_cursor_inc ( tb );
            return 1;
        }
    }

    return 0;
}
Exemplo n.º 4
0
// handle a keypress in edit mode
// 2 = nav
// 0 = unhandled
// 1 = handled
// -1 = handled and return pressed (finished)
int textbox_keybinding ( textbox *tb, KeyBindingAction action )
{
    if ( !( tb->flags & TB_EDITABLE ) ) {
        return 0;
    }

    switch ( action )
    {
    // Left or Ctrl-b
    case MOVE_CHAR_BACK:
        textbox_cursor_dec ( tb );
        return 2;
    // Right or Ctrl-F
    case MOVE_CHAR_FORWARD:
        textbox_cursor_inc ( tb );
        return 2;
    // Ctrl-U: Kill from the beginning to the end of the line.
    case CLEAR_LINE:
        textbox_text ( tb, "" );
        return 1;
    // Ctrl-A
    case MOVE_FRONT:
        textbox_cursor ( tb, 0 );
        return 2;
    // Ctrl-E
    case MOVE_END:
        textbox_cursor_end ( tb );
        return 2;
    // Ctrl-Alt-h
    case REMOVE_WORD_BACK:
        textbox_cursor_bkspc_word ( tb );
        return 1;
    // Ctrl-Alt-d
    case REMOVE_WORD_FORWARD:
        textbox_cursor_del_word ( tb );
        return 1;
    case REMOVE_TO_EOL:
        textbox_cursor_del_eol ( tb );
        return 1;
    case REMOVE_TO_SOL:
        textbox_cursor_del_sol ( tb );
        return 1;
    // Delete or Ctrl-D
    case REMOVE_CHAR_FORWARD:
        textbox_cursor_del ( tb );
        return 1;
    // Alt-B
    case MOVE_WORD_BACK:
        textbox_cursor_dec_word ( tb );
        return 2;
    // Alt-F
    case MOVE_WORD_FORWARD:
        textbox_cursor_inc_word ( tb );
        return 2;
    // BackSpace, Ctrl-h
    case REMOVE_CHAR_BACK:
        textbox_cursor_bkspc ( tb );
        return 1;
    default:
        g_return_val_if_reached ( 0 );
    }
}
Exemplo n.º 5
0
int main ( int argc, char **argv )
{

    // Get DISPLAY
    const char *display_str = getenv ( "DISPLAY" );
    if ( !( display = XOpenDisplay ( display_str ) ) ) {
        fprintf ( stderr, "cannot open display!\n" );
        return EXIT_FAILURE;
    }

    TASSERT( display != NULL );
    Screen *screen = DefaultScreenOfDisplay ( display );
    Window root    = RootWindow ( display, XScreenNumberOfScreen ( screen ) );
    Window mw = XCreateSimpleWindow ( display, root, 0, 0, 200, 100,
                                           config.menu_bw,
                                           color_get ( display, config.menu_bc ),
                                           color_get ( display, config.menu_bg ) );
    TASSERT( mw != None );

    textbox_setup ( config.menu_bg, config.menu_fg, 
                    config.menu_hlbg, config.menu_hlfg ); 
    textbox *box = textbox_create(mw , TB_EDITABLE|TB_AUTOWIDTH|TB_AUTOHEIGHT, 0,0, -1, -1, NORMAL, "test");
    TASSERT( box != NULL );

    textbox_cursor_end ( box );
    TASSERT ( box->cursor == 4); 
    textbox_cursor ( box, -1 );
    TASSERT ( box->cursor == 0 ); 
    textbox_cursor ( box, 8 );
    TASSERT ( box->cursor == 4 ); 
    textbox_cursor ( box, 2 );
    TASSERT ( box->cursor == 2 ); 
    textbox_insert ( box, 3, "bo");
    TASSERT ( strcmp(box->text, "tesbot") == 0 ); 
    textbox_cursor_end ( box );
    TASSERT ( box->cursor == 6); 

    TASSERT( textbox_get_width( box) > 0 );
    TASSERT( textbox_get_height( box) > 0 );

    TASSERT( textbox_get_width( box) >= textbox_get_font_width( box)  );
    TASSERT( textbox_get_height( box) >= textbox_get_font_height( box)  );

    TASSERT( textbox_get_estimated_char_width ( box) > 0 );

    textbox_cursor_bkspc ( box );
    TASSERT ( strcmp(box->text, "tesbo") == 0 ); 
    TASSERT ( box->cursor == 5); 

    textbox_cursor_dec ( box );
    TASSERT ( box->cursor == 4); 
    textbox_cursor_del ( box );
    TASSERT ( strcmp(box->text, "tesb") == 0 ); 
    textbox_cursor_dec ( box );
    TASSERT ( box->cursor == 3); 
    textbox_cursor_inc ( box );
    TASSERT ( box->cursor == 4); 
    textbox_cursor_inc ( box );
    TASSERT ( box->cursor == 4); 
    // Cursor after delete section.
    textbox_delete ( box, 0, 1 );
    TASSERT ( strcmp(box->text, "esb") == 0 ); 
    TASSERT ( box->cursor == 3); 
    // Cursor before delete.
    textbox_text( box, "aap noot mies");
    TASSERT ( strcmp(box->text, "aap noot mies") == 0 ); 
    textbox_cursor( box, 3 );
    TASSERT ( box->cursor == 3); 
    textbox_delete ( box, 3, 6 );
    TASSERT ( strcmp(box->text, "aapmies") == 0 ); 
    TASSERT ( box->cursor == 3); 

    // Cursor within delete
    textbox_text( box, "aap noot mies");
    TASSERT ( strcmp(box->text, "aap noot mies") == 0 ); 
    textbox_cursor( box, 5 );
    TASSERT ( box->cursor == 5); 
    textbox_delete ( box, 3, 6 );
    TASSERT ( strcmp(box->text, "aapmies") == 0 ); 
    TASSERT ( box->cursor == 3); 
    // Cursor after delete. 
    textbox_text( box, "aap noot mies");
    TASSERT ( strcmp(box->text, "aap noot mies") == 0 ); 
    textbox_cursor( box, 11 );
    TASSERT ( box->cursor == 11); 
    textbox_delete ( box, 3, 6 );
    TASSERT ( strcmp(box->text, "aapmies") == 0 ); 
    TASSERT ( box->cursor == 5); 


    textbox_font ( box, HIGHLIGHT );
    textbox_draw( box );

    textbox_show( box );
    textbox_move ( box, 12, 13);
    TASSERT ( box->x == 12 );
    TASSERT ( box->y == 13 );
    textbox_hide( box );

    textbox_free(box);
    textbox_cleanup();
    XDestroyWindow ( display, mw);
    XCloseDisplay ( display );
}