/** * @param tb Handle to the textbox * * Delete character after cursor. */ static void textbox_cursor_del ( textbox *tb ) { if ( tb->text == NULL ) { return; } textbox_delete ( tb, tb->cursor, 1 ); }
// delete on character void textbox_cursor_del ( textbox *tb ) { if ( tb->text == NULL ) { return; } int index = g_utf8_next_char ( &( tb->text[tb->cursor] ) ) - tb->text; textbox_delete ( tb, tb->cursor, index - tb->cursor ); }
static void textbox_cursor_del_sol ( textbox *tb ) { if ( tb->cursor >= 0 ) { int length = tb->cursor; if ( length >= 0 ) { textbox_delete ( tb, 0, length ); } } }
static void textbox_cursor_del_eol ( textbox *tb ) { if ( tb->cursor >= 0 ) { int length = g_utf8_strlen ( tb->text, -1 ) - tb->cursor; if ( length >= 0 ) { textbox_delete ( tb, tb->cursor, length ); } } }
static void textbox_cursor_del_word ( textbox *tb ) { if ( tb->cursor >= 0 ) { int cursor = tb->cursor; textbox_cursor_inc_word ( tb ); if ( cursor < tb->cursor ) { textbox_delete ( tb, cursor, tb->cursor - cursor ); } } }
static void textbox_cursor_bkspc_word ( textbox *tb ) { if ( tb->cursor > 0 ) { int cursor = tb->cursor; textbox_cursor_dec_word ( tb ); if ( cursor > tb->cursor ) { textbox_delete ( tb, tb->cursor, cursor - tb->cursor ); } } }
// delete on character void textbox_cursor_del(textbox *tb) { textbox_delete(tb, tb->cursor, 1); }
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 ); }