«Я пытаюсь написать компонент, который показывает дерево папок»
CDK имеет виджет CDKFSELECT.
Он отображает список каталогов и файлов, которые могут работать для вас, или
исходный код CDKFSELECT может быть использован для вашего собственного написанного
решение.
CDKFSELECT *fSelect = 0;
/*
Height of zero means to extent of xterm
Width of zero means to extent of xterm
*/
int HEIGHT = 0;
int WIDTH = 0;
char *title = new char[strlen("Pick a file to open") + 1];
strcpy(title, "Pick a file to open");
char *prompt = new char[strlen("==> ") + 1];
strcpy(prompt, "==> ");
char *directoryAttribute = new char[strlen("</B>") + 1]; /* bold */
strcpy(directoryAttribute, "</B>");
char *fileAttribute = new char[strlen("</N>") + 1]; /* normal */
strcpy(fileAttribute, "</N>");
char *linkAttribute = new char[strlen("</D>") + 1]; /* dim */
strcpy(linkAttribute, "</D>");
char *sockAttribute = new char[strlen("</D>") + 1]; /* dim */
strcpy(sockAttribute, "</D>");
boolean displayBox = TRUE;
boolean displayShadow = FALSE;
fSelect = newCDKFselect(pCdkScreen,
TOP, LEFT, HEIGHT, WIDTH,
title, prompt,
A_NORMAL, '_', A_REVERSE,
directoryAttribute, fileAttribute, linkAttribute, sockAttribute,
displayBox, displayShadow);
char *filename = activateCDKFselect(fSelect, 0);
/*
2014-06-13, using DDD, filename being correctly populated
by CDK
*/
/* do other stuff... */
/*
free the memory of any dynamically created objects
that were created with new or malloc, or such
*/
destroyCDKFselect(fSelect);
delete [] title;
delete [] prompt;
delete [] directoryAttribute;
delete [] fileAttribute;
delete [] linkAttribute;
delete [] sockAttribute;