[thirdparty/newt.git] / dialogboxes.c

/* simple dialog boxes, used by both whiptail and tcl dialog bindings */

#include "config.h"
#include <fcntl.h>
#include <stdio.h>
#include <string.h>
#include <stdlib.h>
#include <unistd.h>
#include <wchar.h>
#include <slang.h>

#include "nls.h"
#include "dialogboxes.h"
#include "newt.h"
#include "newt_pr.h"
#include "popt.h"

#define MAXBUF    200
#define MAXFORMAT 20
#define BUTTONS   4

/* globals -- ick */
static int buttonHeight = 1;
static const char * buttonText[BUTTONS];

int max (int a, int b)
{
	return (a > b) ? a : b;
}

int min (int a, int b)
{
	return ( a < b) ? a : b ;
}
 
static newtComponent (*makeButton)(int left, int right, const char * text) = 
		newtCompactButton;

static const char * getButtonText(int button) {
    const char * text;
    if (button < 0 || button >= BUTTONS)
	return NULL;

    text = buttonText[button];
    if (text)
	return text;

    switch (button) {
	case 0: return dgettext(PACKAGE, "Ok");
	case 1: return dgettext(PACKAGE, "Cancel");
	case 2: return dgettext(PACKAGE, "Yes");
	case 3: return dgettext(PACKAGE, "No");
	default:
		return NULL;
    }
}

static void addButtons(int height, int width, newtComponent form, 
		       newtComponent * okay, newtComponent * cancel, 
		       int flags) {
	// FIXME: DO SOMETHING ABOUT THE HARD-CODED CONSTANTS
    if (flags & FLAG_NOCANCEL) {
	   *okay = makeButton((width - 8) / 2, height - buttonHeight - 1,
			      getButtonText(BUTTON_OK));
	    *cancel = NULL;
	newtFormAddComponent(form, *okay);
    } else {
	*okay = makeButton((width - 18) / 3, height - buttonHeight - 1, 
			   getButtonText(BUTTON_OK));
	*cancel = makeButton(((width - 18) / 3) * 2 + 9, 
				height - buttonHeight - 1, 
				getButtonText(BUTTON_CANCEL));
	newtFormAddComponents(form, *okay, *cancel, NULL);
    }
}

static void cleanNewlines(char *text)
{
    char *p, *q;

    for (p = q = text; *p; p++, q++)
        if (*p == '\\' && p[1] == 'n') {
            p++;
            *q = '\n';
        } else
            *q = *p;
    *q = '\0';
}

static newtComponent textbox(int maxHeight, int width, const char * text,
			int flags, int * height) {
    newtComponent tb;
    int sFlag = (flags & FLAG_SCROLL_TEXT) ? NEWT_FLAG_SCROLL : 0;
    int i;
    char *buf;

    buf = alloca(strlen(text) + 1);
    strcpy(buf, text);
    cleanNewlines(buf);

    tb = newtTextbox(1, 0, width, maxHeight, NEWT_FLAG_WRAP | sFlag);
    newtTextboxSetText(tb, buf);

    i = newtTextboxGetNumLines(tb);
    if (i < maxHeight) {
	newtTextboxSetHeight(tb, i);
	maxHeight = i;
    }

    *height = maxHeight;

    return tb;
}

int gauge(const char * text, int height, int width, poptContext optCon, int fd, 
		int flags) {
    newtComponent form, scale, tb;
    int top;
    const char * arg;
    char * end;
    int val;
    FILE * f = fdopen(fd, "r");
    char buf[3000];
    char buf3[50];
    int i;

    setlinebuf(f);

    if (!(arg = poptGetArg(optCon))) return DLG_ERROR;
    val = strtoul(arg, &end, 10);
    if (*end) return DLG_ERROR;

    tb = textbox(height - 3, width - 2, text, flags, &top);

    form = newtForm(NULL, NULL, 0);

    scale = newtScale(2, height - 2, width - 4, 100);
    newtScaleSet(scale, val);

    newtFormAddComponents(form, tb, scale, NULL);

    newtDrawForm(form);
    newtRefresh();

    do {
	if (!fgets(buf, sizeof(buf) - 1, f))
	    continue;
	buf[strlen(buf) - 1] = '\0';

	if (!strcmp(buf, "XXX")) {
	    while (!fgets(buf3, sizeof(buf3) - 1, f) && !feof(f))
		;
	    if (feof(f))
		break;
	    buf3[strlen(buf3) - 1] = '\0';

	    i = 0;
	    do {
		if (!fgets(buf + i, sizeof(buf) - 1 - i, f))
		    continue;
		if (!strcmp(buf + i, "XXX\n")) {
		    *(buf + i) = '\0';
		    break;
		}
		i = strlen(buf);
	    } while (!feof(f));

	    if (i > 0)
		buf[strlen(buf) - 1] = '\0';
	    else
		buf[0] = '\0';

	    cleanNewlines(buf);
	    newtTextboxSetText(tb, buf);

	    arg = buf3;
	} else {
	    arg = buf;
	}

	val = strtoul(arg, &end, 10);
	if (!*end) {
	    newtScaleSet(scale, val);
	    newtDrawForm(form);
	    newtRefresh();
	}
    } while (!feof(f));

    newtFormDestroy(form);

    return DLG_OKAY;
}

int inputBox(const char * text, int height, int width, poptContext optCon, 
		int flags, char ** result) {
    newtComponent form, entry, okay, cancel, answer, tb;
    const char * val;
    int pFlag = (flags & FLAG_PASSWORD) ? NEWT_FLAG_PASSWORD : 0;
    int rc = DLG_OKAY;
    int top;

    val = poptGetArg(optCon);
    tb = textbox(height - 3 - buttonHeight, width - 2,
			text, flags, &top);

    form = newtForm(NULL, NULL, 0);
    entry = newtEntry(1, top + 1, val, width - 2, &val, 
			NEWT_FLAG_SCROLL | NEWT_FLAG_RETURNEXIT | pFlag);

    newtFormAddComponents(form, tb, entry, NULL);

    addButtons(height, width, form, &okay, &cancel, flags);

    answer = newtRunForm(form);
    *result = NULL;
    if (answer == cancel)
	rc = DLG_CANCEL;
    else if (answer == NULL)
	rc = DLG_ESCAPE;
    else
	*result = strdup(val);

    newtFormDestroy(form);

    return rc;
}

static int mystrncpyw(char *dest, const char *src, int n, int *maxwidth)
{
    int i = 0;
    int w = 0, cw;
    wchar_t c;
    mbstate_t ps;
    const char *p = src;
    char *d = dest;
    
    memset(&ps, 0, sizeof(ps));
    
    for (;;) {
	int ret = mbrtowc(&c, p, MB_CUR_MAX, &ps);
	if (ret <= 0) break;
	if (ret + i >= n) break;
	cw = wcwidth(c);
	if (cw < 0) break;
	if (cw + w > *maxwidth) break;
	w += cw;
	memcpy(d, p, ret);
	d += ret;
	p += ret;
	i += ret;
    }
    dest[i] = '\0';
    *maxwidth = w;
    return i;
}

int listBox(const char * text, int height, int width, int listHeight, poptContext optCon,
		int flags, const char *default_item, char ** result) {
    newtComponent form = NULL, okay, tb, answer, listBox;
    newtComponent cancel = NULL;
    const char * arg;
    char * end;
    int numItems = 0;
    int allocedItems = 5;
    int i, top;
    int rc = DLG_ERROR;
    char buf[MAXBUF];
    int maxTagWidth = 0;
    int maxTextWidth = 0;
    int defItem = -1;
    int scrollFlag;
    int lineWidth, textWidth, tagWidth;
    struct {
	const char * text;
	const char * tag;
    } * itemInfo = malloc(allocedItems * sizeof(*itemInfo));
    void * tmp;

    if (itemInfo == NULL)
	goto error;

    while ((arg = poptGetArg(optCon))) {
	if (allocedItems == numItems) {
	    allocedItems += 5;
	    tmp = realloc(itemInfo, sizeof(*itemInfo) * allocedItems);
	    if (tmp == NULL)
		goto error;
	    itemInfo = tmp;
	}

	itemInfo[numItems].tag = arg;
	if (default_item && (strcmp(default_item, arg) == 0)) {
	 	defItem = numItems;
	}
	if (!(arg = poptGetArg(optCon)))
	    goto error;

	if (!(flags & FLAG_NOITEM)) {
	    itemInfo[numItems].text = arg;
	} else
	    itemInfo[numItems].text = "";

	if (wstrlen(itemInfo[numItems].text,-1) > (unsigned int)maxTextWidth)
	    maxTextWidth = wstrlen(itemInfo[numItems].text,-1);
	if (wstrlen(itemInfo[numItems].tag,-1) > (unsigned int)maxTagWidth)
	    maxTagWidth = wstrlen(itemInfo[numItems].tag,-1);

	numItems++;
    }
    if (numItems == 0)
	goto error;

    if (flags & FLAG_NOTAGS) {
	    maxTagWidth = 0;
    }

    form = newtForm(NULL, NULL, 0);

    tb = textbox(height - 4 - buttonHeight - listHeight, width - 2,
			text, flags, &top);

    if (listHeight >= numItems) {
	scrollFlag = 0;
	i = 0;
    } else {
	scrollFlag = NEWT_FLAG_SCROLL;
	i = 2;
    }

    lineWidth = min(maxTagWidth + maxTextWidth + i + 1, SLtt_Screen_Cols - 6);
    listBox = newtListbox( (width - lineWidth) / 2 , top + 1, listHeight,
                          NEWT_FLAG_RETURNEXIT | scrollFlag);

    textWidth = maxTextWidth;
    tagWidth = maxTagWidth;
    if (maxTextWidth == 0) {
        tagWidth = lineWidth;
    } else {
	tagWidth++;
	while (textWidth + tagWidth + i > lineWidth) {
	    if (textWidth >= tagWidth && textWidth > 0)
		textWidth--;
	    else if (tagWidth > 0)
		tagWidth--;
	    else
		break;
	}
    }

    if (!(flags & FLAG_NOTAGS)) {
       for (i = 0; i < numItems; i++) {
	   int w = tagWidth;
	   int len, j;
	   len = mystrncpyw(buf, itemInfo[i].tag, MAXBUF, &w);
	   for (j = 0; j < tagWidth - w; j++) {
		   if (len + 1 >= MAXBUF)
		       break;
		   buf[len++] = ' ';
	   }
	   buf[len] = '\0';
	   w = textWidth;
	   mystrncpyw(buf + len, itemInfo[i].text, MAXBUF-len, &w);
           newtListboxAddEntry(listBox, buf, (void *)(long) i);
       }
     } else {
        for (i = 0; i < numItems; i++) {
           snprintf(buf, MAXBUF, "%s", itemInfo[i].text);
           newtListboxAddEntry(listBox, buf, (void *)(long) i);
      }
   }

    if (defItem != -1)
	newtListboxSetCurrent (listBox, defItem);

    newtFormAddComponents(form, tb, listBox, NULL);

    addButtons(height, width, form, &okay, &cancel, flags);

    answer = newtRunForm(form);
    *result = NULL;
    if (answer == cancel)
	rc = DLG_CANCEL;
    else if (answer == NULL)
	rc = DLG_ESCAPE;
    else {
	i = (long) newtListboxGetCurrent(listBox);
	*result = strdup(itemInfo[i].tag);
	if (*result == NULL)
	    goto error;
	rc = DLG_OKAY;
    }

error:
    if (form)
	newtFormDestroy(form);
    free(itemInfo);

    return rc;
}

int checkList(const char * text, int height, int width, int listHeight,
	      poptContext optCon, int useRadio, int flags, char *** selections) {
    newtComponent form = NULL, okay, tb, subform, answer;
    newtComponent sb = NULL, cancel = NULL;
    const char * arg;
    char * end;
    int numBoxes = 0;
    int allocedBoxes = 5;
    int i;
    int numSelected;
    int rc = DLG_ERROR;
    char buf[MAXBUF], format[MAXFORMAT];
    int maxWidth = 0;
    int top;
    struct {
	const char * text;
	const char * tag;
	newtComponent comp;
    } * cbInfo = malloc(allocedBoxes * sizeof(*cbInfo));
    char * cbStates = malloc(allocedBoxes * sizeof(*cbStates));
    void * tmp;

    if (cbInfo == NULL || cbStates == NULL)
	goto error;

    while ((arg = poptGetArg(optCon))) {
	if (allocedBoxes == numBoxes) {
	    allocedBoxes += 5;

	    tmp = realloc(cbInfo, sizeof(*cbInfo) * allocedBoxes);
	    if (tmp == NULL)
		goto error;
	    cbInfo = tmp;

	    tmp = realloc(cbStates, sizeof(*cbStates) * allocedBoxes);
	    if (tmp == NULL)
		goto error;
	    cbStates = tmp;
	}

	cbInfo[numBoxes].tag = arg;
	if (!(arg = poptGetArg(optCon)))
	    goto error;

	if (!(flags & FLAG_NOITEM)) {
	    cbInfo[numBoxes].text = arg;
	    if (!(arg = poptGetArg(optCon)))
		goto error;
	} else
	    cbInfo[numBoxes].text = "";

	if (!strcmp(arg, "1") || !strcasecmp(arg, "on") || 
		!strcasecmp(arg, "yes"))
	    cbStates[numBoxes] = '*';
	else
	    cbStates[numBoxes] = ' ';

	if (wstrlen(cbInfo[numBoxes].tag,-1) > (unsigned int)maxWidth)
	    maxWidth = wstrlen(cbInfo[numBoxes].tag,-1);

	numBoxes++;
    }

    form = newtForm(NULL, NULL, 0);

    tb = textbox(height - 3 - buttonHeight - listHeight, width - 2,
			text, flags, &top);

    if (listHeight < numBoxes) { 
	sb = newtVerticalScrollbar(width - 4, 
				   top + 1,
				   listHeight, NEWT_COLORSET_CHECKBOX,
				   NEWT_COLORSET_ACTCHECKBOX);
	newtFormAddComponent(form, sb);
    }
    subform = newtForm(sb, NULL, 0);
    newtFormSetBackground(subform, NEWT_COLORSET_CHECKBOX);

    if (flags & FLAG_NOTAGS)
	snprintf(format, MAXFORMAT, "%%.0s%%s");
    else
	snprintf(format, MAXFORMAT, "%%-%ds  %%s", maxWidth);

    for (i = 0; i < numBoxes; i++) {
	snprintf(buf, MAXBUF, format, cbInfo[i].tag, cbInfo[i].text);

	if (useRadio)
	    cbInfo[i].comp = newtRadiobutton(2, top + 1 + i, buf,
					cbStates[i] != ' ', 
					i ? cbInfo[i - 1].comp : NULL);
	else
	    cbInfo[i].comp = newtCheckbox(2, top + 1 + i, buf,
			      cbStates[i], NULL, cbStates + i);

	newtCheckboxSetFlags(cbInfo[i].comp, NEWT_FLAG_RETURNEXIT, NEWT_FLAGS_SET);
	newtFormAddComponent(subform, cbInfo[i].comp);
    }

    newtFormSetHeight(subform, listHeight);
    newtFormSetWidth(subform, width - 10);

    newtFormAddComponents(form, tb, subform, NULL);

    addButtons(height, width, form, &okay, &cancel, flags);

    answer = newtRunForm(form);
    *selections = NULL;
    if (answer == cancel)
	rc = DLG_CANCEL;
    else if (answer == NULL)
	rc = DLG_ESCAPE;
    else {
	if (useRadio) {
	    answer = newtRadioGetCurrent(cbInfo[0].comp);
	    *selections = malloc(sizeof(char *) * 2);
	    if (*selections == NULL)
		goto error;
	    (*selections)[0] = (*selections)[1] = NULL;
	    for (i = 0; i < numBoxes; i++)
		if (cbInfo[i].comp == answer) {
		    (*selections)[0] = strdup(cbInfo[i].tag);
		    break;
		}
	} else {
	    numSelected = 0;
	    for (i = 0; i < numBoxes; i++) {
		if (cbStates[i] != ' ') numSelected++;
	    }

	    *selections = malloc(sizeof(char *) * (numSelected + 1));
	    if (*selections == NULL)
		goto error;

	    numSelected = 0;
	    for (i = 0; i < numBoxes; i++) {
		if (cbStates[i] != ' ')
		    (*selections)[numSelected++] = strdup(cbInfo[i].tag);
	    }

	    (*selections)[numSelected] = NULL;
	}

	rc = DLG_OKAY;
    }

error:
    free(cbInfo);
    free(cbStates);
    if (form)
	newtFormDestroy(form);

    return rc;
}

int messageBox(const char * text, int height, int width, int type, int flags) {
    newtComponent form, yes, tb, answer;
    newtComponent no = NULL;
    int rc = DLG_OKAY;
    int tFlag = (flags & FLAG_SCROLL_TEXT) ? NEWT_FLAG_SCROLL : 0;

    form = newtForm(NULL, NULL, 0);

    tb = newtTextbox(1, 1, width - 2, height - 3 - buttonHeight, 
			NEWT_FLAG_WRAP | tFlag);
    newtTextboxSetText(tb, text);

    newtFormAddComponent(form, tb);

    switch ( type ) {
    case MSGBOX_INFO:
	break;
    case MSGBOX_MSG:
	// FIXME Do something about the hard-coded constants
	yes = makeButton((width - 8) / 2, height - 1 - buttonHeight, 
			  getButtonText(BUTTON_OK));
	newtFormAddComponent(form, yes);
	break;
    default:
	yes = makeButton((width - 16) / 3, height - 1 - buttonHeight, 
			 getButtonText(BUTTON_YES));
	no = makeButton(((width - 16) / 3) * 2 + 9, height - 1 - buttonHeight, 
		         getButtonText(BUTTON_NO));
	newtFormAddComponents(form, yes, no, NULL);

	if (flags & FLAG_DEFAULT_NO)
	    newtFormSetCurrent(form, no);
    }

    if ( type != MSGBOX_INFO ) {
	if (newtRunForm(form) == NULL)
		rc = DLG_ESCAPE;

	answer = newtFormGetCurrent(form);

	if (answer == no)
	    rc = DLG_CANCEL;
    }
    else {
	newtDrawForm(form);
	newtRefresh();
    }

    newtFormDestroy(form);

    return rc;
}

void useFullButtons(int state) {
    if (state) {
	buttonHeight = 3;
	makeButton = newtButton;
   } else {
	buttonHeight = 1;
	makeButton = newtCompactButton;
   }
}

void setButtonText(const char * text, int button) {
    if (button < 0 || button >= BUTTONS)
	return;
    buttonText[button] = text;
}
Commit	Line	Data
649a0152	1	/* simple dialog boxes, used by both whiptail and tcl dialog bindings */
649a0152	2
feef2cb5	3	#include "config.h"
649a0152	4	#include <fcntl.h>
	5	#include <stdio.h>
	6	#include <string.h>
	7	#include <stdlib.h>
	8	#include <unistd.h>
feef2cb5	9	#include <wchar.h>
feef2cb5	10	#include <slang.h>
649a0152	11
feef2cb5	12	#include "nls.h"
649a0152	13	#include "dialogboxes.h"
649a0152	14	#include "newt.h"
349586bb	15	#include "newt_pr.h"
649a0152	16	#include "popt.h"
649a0152	17
b3ddfdd7	18	#define MAXBUF 200
b3ddfdd7	19	#define MAXFORMAT 20
60d3c50b	20	#define BUTTONS 4
b3ddfdd7	21
649a0152	22	/* globals -- ick */
59f42e91	23	static int buttonHeight = 1;
60d3c50b	24	static const char * buttonText[BUTTONS];
feef2cb5	25
	26	int max (int a, int b)
	27	{
	28	return (a > b) ? a : b;
	29	}
	30
	31	int min (int a, int b)
	32	{
	33	return ( a < b) ? a : b ;
	34	}
	35
59f42e91	36	static newtComponent (makeButton)(int left, int right, const char text) =
6f481af2	37	newtCompactButton;
649a0152	38
60d3c50b	39	static const char * getButtonText(int button) {
	40	const char * text;
	41	if (button < 0 \|\| button >= BUTTONS)
	42	return NULL;
	43
	44	text = buttonText[button];
	45	if (text)
	46	return text;
	47
	48	switch (button) {
eadebb02	49	case 0: return dgettext(PACKAGE, "Ok");
	50	case 1: return dgettext(PACKAGE, "Cancel");
	51	case 2: return dgettext(PACKAGE, "Yes");
	52	case 3: return dgettext(PACKAGE, "No");
60d3c50b	53	default:
	54	return NULL;
	55	}
60d3c50b	56	}
60d3c50b	57
649a0152	58	static void addButtons(int height, int width, newtComponent form,
6f481af2	59	newtComponent * okay, newtComponent * cancel,
6f481af2	60	int flags) {
feef2cb5	61	// FIXME: DO SOMETHING ABOUT THE HARD-CODED CONSTANTS
649a0152	62	if (flags & FLAG_NOCANCEL) {
feef2cb5	63	*okay = makeButton((width - 8) / 2, height - buttonHeight - 1,
60d3c50b	64	getButtonText(BUTTON_OK));
feef2cb5	65	*cancel = NULL;
6f481af2	66	newtFormAddComponent(form, *okay);
649a0152	67	} else {
feef2cb5	68	*okay = makeButton((width - 18) / 3, height - buttonHeight - 1,
60d3c50b	69	getButtonText(BUTTON_OK));
6f481af2	70	cancel = makeButton(((width - 18) / 3) 2 + 9,
feef2cb5	71	height - buttonHeight - 1,
60d3c50b	72	getButtonText(BUTTON_CANCEL));
6f481af2	73	newtFormAddComponents(form, okay, cancel, NULL);
649a0152	74	}
	75	}
	76
ae446151 ML	77	static void cleanNewlines(char *text)
	78	{
	79	char p, q;
	80
	81	for (p = q = text; *p; p++, q++)
	82	if (*p == '\\' && p[1] == 'n') {
	83	p++;
	84	*q = '\n';
	85	} else
	86	q = p;
	87	*q = '\0';
	88	}
	89
eb0a0545	90	static newtComponent textbox(int maxHeight, int width, const char * text,
6f481af2	91	int flags, int * height) {
649a0152	92	newtComponent tb;
	93	int sFlag = (flags & FLAG_SCROLL_TEXT) ? NEWT_FLAG_SCROLL : 0;
	94	int i;
ae446151 ML	95	char *buf;
	96
	97	buf = alloca(strlen(text) + 1);
	98	strcpy(buf, text);
	99	cleanNewlines(buf);
649a0152	100
	101	tb = newtTextbox(1, 0, width, maxHeight, NEWT_FLAG_WRAP \| sFlag);
	102	newtTextboxSetText(tb, buf);
	103
	104	i = newtTextboxGetNumLines(tb);
	105	if (i < maxHeight) {
6f481af2	106	newtTextboxSetHeight(tb, i);
6f481af2	107	maxHeight = i;
649a0152	108	}
	109
	110	*height = maxHeight;
	111
	112	return tb;
	113	}
	114
eb0a0545	115	int gauge(const char * text, int height, int width, poptContext optCon, int fd,
6f481af2	116	int flags) {
649a0152	117	newtComponent form, scale, tb;
649a0152	118	int top;
eb0a0545	119	const char * arg;
eb0a0545	120	char * end;
649a0152	121	int val;
	122	FILE * f = fdopen(fd, "r");
	123	char buf[3000];
	124	char buf3[50];
	125	int i;
	126
	127	setlinebuf(f);
	128
	129	if (!(arg = poptGetArg(optCon))) return DLG_ERROR;
	130	val = strtoul(arg, &end, 10);
	131	if (*end) return DLG_ERROR;
	132
	133	tb = textbox(height - 3, width - 2, text, flags, &top);
	134
	135	form = newtForm(NULL, NULL, 0);
	136
	137	scale = newtScale(2, height - 2, width - 4, 100);
	138	newtScaleSet(scale, val);
	139
	140	newtFormAddComponents(form, tb, scale, NULL);
	141
	142	newtDrawForm(form);
	143	newtRefresh();
	144
cf6356e4 ML	145	do {
	146	if (!fgets(buf, sizeof(buf) - 1, f))
	147	continue;
6f481af2	148	buf[strlen(buf) - 1] = '\0';
	149
	150	if (!strcmp(buf, "XXX")) {
cf6356e4 ML	151	while (!fgets(buf3, sizeof(buf3) - 1, f) && !feof(f))
	152	;
	153	if (feof(f))
c00a8d1b	154	break;
6f481af2	155	buf3[strlen(buf3) - 1] = '\0';
6f481af2	156
6f481af2	157	i = 0;
cf6356e4 ML	158	do {
	159	if (!fgets(buf + i, sizeof(buf) - 1 - i, f))
	160	continue;
ae446151	161	if (!strcmp(buf + i, "XXX\n")) {
6f481af2	162	*(buf + i) = '\0';
	163	break;
	164	}
	165	i = strlen(buf);
cf6356e4	166	} while (!feof(f));
6f481af2	167
ae446151 ML	168	if (i > 0)
	169	buf[strlen(buf) - 1] = '\0';
	170	else
	171	buf[0] = '\0';
	172
	173	cleanNewlines(buf);
6f481af2	174	newtTextboxSetText(tb, buf);
44e7bee7 ML	175
	176	arg = buf3;
	177	} else {
	178	arg = buf;
6f481af2	179	}
6f481af2	180
44e7bee7	181	val = strtoul(arg, &end, 10);
ae446151	182	if (!*end) {
6f481af2	183	newtScaleSet(scale, val);
	184	newtDrawForm(form);
	185	newtRefresh();
	186	}
cf6356e4	187	} while (!feof(f));
649a0152	188
3341bdc5 ML	189	newtFormDestroy(form);
3341bdc5 ML	190
649a0152	191	return DLG_OKAY;
	192	}
	193
eb0a0545	194	int inputBox(const char * text, int height, int width, poptContext optCon,
f40f18ae	195	int flags, char ** result) {
649a0152	196	newtComponent form, entry, okay, cancel, answer, tb;
d78245ab	197	const char * val;
feef2cb5	198	int pFlag = (flags & FLAG_PASSWORD) ? NEWT_FLAG_PASSWORD : 0;
649a0152	199	int rc = DLG_OKAY;
	200	int top;
	201
	202	val = poptGetArg(optCon);
	203	tb = textbox(height - 3 - buttonHeight, width - 2,
6f481af2	204	text, flags, &top);
649a0152	205
	206	form = newtForm(NULL, NULL, 0);
	207	entry = newtEntry(1, top + 1, val, width - 2, &val,
feef2cb5	208	NEWT_FLAG_SCROLL \| NEWT_FLAG_RETURNEXIT \| pFlag);
649a0152	209
	210	newtFormAddComponents(form, tb, entry, NULL);
	211
	212	addButtons(height, width, form, &okay, &cancel, flags);
	213
	214	answer = newtRunForm(form);
f40f18ae	215	*result = NULL;
649a0152	216	if (answer == cancel)
6f481af2	217	rc = DLG_CANCEL;
feef2cb5	218	else if (answer == NULL)
feef2cb5	219	rc = DLG_ESCAPE;
f40f18ae ML	220	else
f40f18ae ML	221	*result = strdup(val);
649a0152	222
3341bdc5 ML	223	newtFormDestroy(form);
3341bdc5 ML	224
649a0152	225	return rc;
	226	}
	227
feef2cb5	228	static int mystrncpyw(char dest, const char src, int n, int *maxwidth)
	229	{
	230	int i = 0;
	231	int w = 0, cw;
	232	wchar_t c;
	233	mbstate_t ps;
	234	const char *p = src;
	235	char *d = dest;
	236
	237	memset(&ps, 0, sizeof(ps));
	238
	239	for (;;) {
	240	int ret = mbrtowc(&c, p, MB_CUR_MAX, &ps);
	241	if (ret <= 0) break;
	242	if (ret + i >= n) break;
	243	cw = wcwidth(c);
	244	if (cw < 0) break;
	245	if (cw + w > *maxwidth) break;
	246	w += cw;
	247	memcpy(d, p, ret);
	248	d += ret;
	249	p += ret;
	250	i += ret;
	251	}
	252	dest[i] = '\0';
	253	*maxwidth = w;
	254	return i;
	255	}
	256
9c4eb622	257	int listBox(const char * text, int height, int width, int listHeight, poptContext optCon,
f40f18ae	258	int flags, const char default_item, char * result) {
9eb2e489	259	newtComponent form = NULL, okay, tb, answer, listBox;
649a0152	260	newtComponent cancel = NULL;
eb0a0545	261	const char * arg;
eb0a0545	262	char * end;
649a0152	263	int numItems = 0;
	264	int allocedItems = 5;
	265	int i, top;
9eb2e489	266	int rc = DLG_ERROR;
feef2cb5	267	char buf[MAXBUF];
649a0152	268	int maxTagWidth = 0;
649a0152	269	int maxTextWidth = 0;
feef2cb5	270	int defItem = -1;
394c9a80	271	int scrollFlag;
feef2cb5	272	int lineWidth, textWidth, tagWidth;
649a0152	273	struct {
6f481af2	274	const char * text;
6f481af2	275	const char * tag;
649a0152	276	} * itemInfo = malloc(allocedItems * sizeof(*itemInfo));
9eb2e489	277	void * tmp;
649a0152	278
9eb2e489 ML	279	if (itemInfo == NULL)
9eb2e489 ML	280	goto error;
649a0152	281
649a0152	282	while ((arg = poptGetArg(optCon))) {
6f481af2	283	if (allocedItems == numItems) {
6f481af2	284	allocedItems += 5;
9eb2e489 ML	285	tmp = realloc(itemInfo, sizeof(itemInfo) allocedItems);
	286	if (tmp == NULL)
	287	goto error;
	288	itemInfo = tmp;
6f481af2	289	}
	290
	291	itemInfo[numItems].tag = arg;
feef2cb5	292	if (default_item && (strcmp(default_item, arg) == 0)) {
	293	defItem = numItems;
	294	}
9eb2e489 ML	295	if (!(arg = poptGetArg(optCon)))
9eb2e489 ML	296	goto error;
6f481af2	297
	298	if (!(flags & FLAG_NOITEM)) {
	299	itemInfo[numItems].text = arg;
	300	} else
	301	itemInfo[numItems].text = "";
	302
	303	if (wstrlen(itemInfo[numItems].text,-1) > (unsigned int)maxTextWidth)
	304	maxTextWidth = wstrlen(itemInfo[numItems].text,-1);
	305	if (wstrlen(itemInfo[numItems].tag,-1) > (unsigned int)maxTagWidth)
	306	maxTagWidth = wstrlen(itemInfo[numItems].tag,-1);
	307
	308	numItems++;
649a0152	309	}
b3ddfdd7	310	if (numItems == 0)
9eb2e489	311	goto error;
649a0152	312
57cb49e7	313	if (flags & FLAG_NOTAGS) {
6f481af2	314	maxTagWidth = 0;
57cb49e7	315	}
57cb49e7	316
649a0152	317	form = newtForm(NULL, NULL, 0);
	318
	319	tb = textbox(height - 4 - buttonHeight - listHeight, width - 2,
6f481af2	320	text, flags, &top);
649a0152	321
649a0152	322	if (listHeight >= numItems) {
6f481af2	323	scrollFlag = 0;
6f481af2	324	i = 0;
649a0152	325	} else {
6f481af2	326	scrollFlag = NEWT_FLAG_SCROLL;
6f481af2	327	i = 2;
649a0152	328	}
649a0152	329
10bbfd28	330	lineWidth = min(maxTagWidth + maxTextWidth + i + 1, SLtt_Screen_Cols - 6);
feef2cb5	331	listBox = newtListbox( (width - lineWidth) / 2 , top + 1, listHeight,
feef2cb5	332	NEWT_FLAG_RETURNEXIT \| scrollFlag);
649a0152	333
feef2cb5	334	textWidth = maxTextWidth;
	335	tagWidth = maxTagWidth;
	336	if (maxTextWidth == 0) {
	337	tagWidth = lineWidth;
	338	} else {
10bbfd28	339	tagWidth++;
10bbfd28 ML	340	while (textWidth + tagWidth + i > lineWidth) {
	341	if (textWidth >= tagWidth && textWidth > 0)
	342	textWidth--;
	343	else if (tagWidth > 0)
	344	tagWidth--;
	345	else
	346	break;
	347	}
649a0152	348	}
649a0152	349
feef2cb5	350	if (!(flags & FLAG_NOTAGS)) {
	351	for (i = 0; i < numItems; i++) {
	352	int w = tagWidth;
	353	int len, j;
	354	len = mystrncpyw(buf, itemInfo[i].tag, MAXBUF, &w);
	355	for (j = 0; j < tagWidth - w; j++) {
3341bdc5 ML	356	if (len + 1 >= MAXBUF)
3341bdc5 ML	357	break;
feef2cb5	358	buf[len++] = ' ';
	359	}
	360	buf[len] = '\0';
	361	w = textWidth;
	362	mystrncpyw(buf + len, itemInfo[i].text, MAXBUF-len, &w);
8bec7d99	363	newtListboxAddEntry(listBox, buf, (void *)(long) i);
feef2cb5	364	}
	365	} else {
	366	for (i = 0; i < numItems; i++) {
	367	snprintf(buf, MAXBUF, "%s", itemInfo[i].text);
8bec7d99	368	newtListboxAddEntry(listBox, buf, (void *)(long) i);
feef2cb5	369	}
	370	}
	371
	372	if (defItem != -1)
	373	newtListboxSetCurrent (listBox, defItem);
	374
649a0152	375	newtFormAddComponents(form, tb, listBox, NULL);
	376
	377	addButtons(height, width, form, &okay, &cancel, flags);
	378
	379	answer = newtRunForm(form);
f40f18ae	380	*result = NULL;
649a0152	381	if (answer == cancel)
6f481af2	382	rc = DLG_CANCEL;
5a34899c	383	else if (answer == NULL)
feef2cb5	384	rc = DLG_ESCAPE;
f40f18ae ML	385	else {
	386	i = (long) newtListboxGetCurrent(listBox);
	387	*result = strdup(itemInfo[i].tag);
9eb2e489 ML	388	if (*result == NULL)
	389	goto error;
	390	rc = DLG_OKAY;
f40f18ae	391	}
649a0152	392
9eb2e489 ML	393	error:
	394	if (form)
	395	newtFormDestroy(form);
3341bdc5 ML	396	free(itemInfo);
3341bdc5 ML	397
649a0152	398	return rc;
	399	}
	400
9c4eb622 ML	401	int checkList(const char * text, int height, int width, int listHeight,
9c4eb622 ML	402	poptContext optCon, int useRadio, int flags, char *** selections) {
9eb2e489	403	newtComponent form = NULL, okay, tb, subform, answer;
649a0152	404	newtComponent sb = NULL, cancel = NULL;
eb0a0545	405	const char * arg;
eb0a0545	406	char * end;
649a0152	407	int numBoxes = 0;
	408	int allocedBoxes = 5;
	409	int i;
	410	int numSelected;
9eb2e489	411	int rc = DLG_ERROR;
feef2cb5	412	char buf[MAXBUF], format[MAXFORMAT];
649a0152	413	int maxWidth = 0;
	414	int top;
	415	struct {
6f481af2	416	const char * text;
	417	const char * tag;
	418	newtComponent comp;
649a0152	419	} * cbInfo = malloc(allocedBoxes * sizeof(*cbInfo));
3341bdc5	420	char * cbStates = malloc(allocedBoxes * sizeof(*cbStates));
9eb2e489	421	void * tmp;
649a0152	422
9eb2e489 ML	423	if (cbInfo == NULL \|\| cbStates == NULL)
9eb2e489 ML	424	goto error;
649a0152	425
649a0152	426	while ((arg = poptGetArg(optCon))) {
6f481af2	427	if (allocedBoxes == numBoxes) {
6f481af2	428	allocedBoxes += 5;
9eb2e489 ML	429
	430	tmp = realloc(cbInfo, sizeof(cbInfo) allocedBoxes);
	431	if (tmp == NULL)
	432	goto error;
	433	cbInfo = tmp;
	434
	435	tmp = realloc(cbStates, sizeof(cbStates) allocedBoxes);
	436	if (tmp == NULL)
	437	goto error;
	438	cbStates = tmp;
6f481af2	439	}
	440
	441	cbInfo[numBoxes].tag = arg;
9eb2e489 ML	442	if (!(arg = poptGetArg(optCon)))
9eb2e489 ML	443	goto error;
6f481af2	444
	445	if (!(flags & FLAG_NOITEM)) {
	446	cbInfo[numBoxes].text = arg;
9eb2e489 ML	447	if (!(arg = poptGetArg(optCon)))
9eb2e489 ML	448	goto error;
6f481af2	449	} else
	450	cbInfo[numBoxes].text = "";
	451
	452	if (!strcmp(arg, "1") \|\| !strcasecmp(arg, "on") \|\|
	453	!strcasecmp(arg, "yes"))
	454	cbStates[numBoxes] = '*';
	455	else
	456	cbStates[numBoxes] = ' ';
	457
	458	if (wstrlen(cbInfo[numBoxes].tag,-1) > (unsigned int)maxWidth)
	459	maxWidth = wstrlen(cbInfo[numBoxes].tag,-1);
	460
	461	numBoxes++;
649a0152	462	}
	463
	464	form = newtForm(NULL, NULL, 0);
	465
	466	tb = textbox(height - 3 - buttonHeight - listHeight, width - 2,
6f481af2	467	text, flags, &top);
649a0152	468
649a0152	469	if (listHeight < numBoxes) {
6f481af2	470	sb = newtVerticalScrollbar(width - 4,
	471	top + 1,
	472	listHeight, NEWT_COLORSET_CHECKBOX,
	473	NEWT_COLORSET_ACTCHECKBOX);
	474	newtFormAddComponent(form, sb);
649a0152	475	}
	476	subform = newtForm(sb, NULL, 0);
	477	newtFormSetBackground(subform, NEWT_COLORSET_CHECKBOX);
	478
52b75483 ML	479	if (flags & FLAG_NOTAGS)
	480	snprintf(format, MAXFORMAT, "%%.0s%%s");
	481	else
	482	snprintf(format, MAXFORMAT, "%%-%ds %%s", maxWidth);
	483
649a0152	484	for (i = 0; i < numBoxes; i++) {
6f481af2	485	snprintf(buf, MAXBUF, format, cbInfo[i].tag, cbInfo[i].text);
649a0152	486
6f481af2	487	if (useRadio)
6d4088f9	488	cbInfo[i].comp = newtRadiobutton(2, top + 1 + i, buf,
6f481af2	489	cbStates[i] != ' ',
	490	i ? cbInfo[i - 1].comp : NULL);
	491	else
6d4088f9	492	cbInfo[i].comp = newtCheckbox(2, top + 1 + i, buf,
6f481af2	493	cbStates[i], NULL, cbStates + i);
649a0152	494
feef2cb5	495	newtCheckboxSetFlags(cbInfo[i].comp, NEWT_FLAG_RETURNEXIT, NEWT_FLAGS_SET);
6f481af2	496	newtFormAddComponent(subform, cbInfo[i].comp);
649a0152	497	}
	498
	499	newtFormSetHeight(subform, listHeight);
	500	newtFormSetWidth(subform, width - 10);
	501
	502	newtFormAddComponents(form, tb, subform, NULL);
	503
	504	addButtons(height, width, form, &okay, &cancel, flags);
	505
	506	answer = newtRunForm(form);
f40f18ae	507	*selections = NULL;
649a0152	508	if (answer == cancel)
6f481af2	509	rc = DLG_CANCEL;
5a34899c	510	else if (answer == NULL)
feef2cb5	511	rc = DLG_ESCAPE;
f40f18ae ML	512	else {
	513	if (useRadio) {
	514	answer = newtRadioGetCurrent(cbInfo[0].comp);
	515	selections = malloc(sizeof(char ) * 2);
	516	if (*selections == NULL)
9eb2e489	517	goto error;
f40f18ae ML	518	(selections)[0] = (selections)[1] = NULL;
	519	for (i = 0; i < numBoxes; i++)
	520	if (cbInfo[i].comp == answer) {
	521	(*selections)[0] = strdup(cbInfo[i].tag);
	522	break;
	523	}
	524	} else {
	525	numSelected = 0;
	526	for (i = 0; i < numBoxes; i++) {
	527	if (cbStates[i] != ' ') numSelected++;
6f481af2	528	}
649a0152	529
f40f18ae ML	530	selections = malloc(sizeof(char ) * (numSelected + 1));
f40f18ae ML	531	if (*selections == NULL)
9eb2e489	532	goto error;
649a0152	533
f40f18ae ML	534	numSelected = 0;
	535	for (i = 0; i < numBoxes; i++) {
	536	if (cbStates[i] != ' ')
	537	(*selections)[numSelected++] = strdup(cbInfo[i].tag);
	538	}
649a0152	539
f40f18ae ML	540	(*selections)[numSelected] = NULL;
f40f18ae ML	541	}
9eb2e489 ML	542
9eb2e489 ML	543	rc = DLG_OKAY;
649a0152	544	}
649a0152	545
9eb2e489	546	error:
73f1f27f ML	547	free(cbInfo);
73f1f27f ML	548	free(cbStates);
9eb2e489 ML	549	if (form)
9eb2e489 ML	550	newtFormDestroy(form);
3341bdc5	551
649a0152	552	return rc;
	553	}
	554
eb0a0545	555	int messageBox(const char * text, int height, int width, int type, int flags) {
649a0152	556	newtComponent form, yes, tb, answer;
649a0152	557	newtComponent no = NULL;
feef2cb5	558	int rc = DLG_OKAY;
649a0152	559	int tFlag = (flags & FLAG_SCROLL_TEXT) ? NEWT_FLAG_SCROLL : 0;
	560
	561	form = newtForm(NULL, NULL, 0);
	562
	563	tb = newtTextbox(1, 1, width - 2, height - 3 - buttonHeight,
6f481af2	564	NEWT_FLAG_WRAP \| tFlag);
649a0152	565	newtTextboxSetText(tb, text);
	566
	567	newtFormAddComponent(form, tb);
	568
139f06bc	569	switch ( type ) {
139f06bc	570	case MSGBOX_INFO:
6f481af2	571	break;
139f06bc	572	case MSGBOX_MSG:
feef2cb5	573	// FIXME Do something about the hard-coded constants
feef2cb5	574	yes = makeButton((width - 8) / 2, height - 1 - buttonHeight,
60d3c50b	575	getButtonText(BUTTON_OK));
6f481af2	576	newtFormAddComponent(form, yes);
6f481af2	577	break;
139f06bc	578	default:
feef2cb5	579	yes = makeButton((width - 16) / 3, height - 1 - buttonHeight,
60d3c50b	580	getButtonText(BUTTON_YES));
6f481af2	581	no = makeButton(((width - 16) / 3) * 2 + 9, height - 1 - buttonHeight,
60d3c50b	582	getButtonText(BUTTON_NO));
6f481af2	583	newtFormAddComponents(form, yes, no, NULL);
649a0152	584
6f481af2	585	if (flags & FLAG_DEFAULT_NO)
6f481af2	586	newtFormSetCurrent(form, no);
649a0152	587	}
649a0152	588
139f06bc	589	if ( type != MSGBOX_INFO ) {
feef2cb5	590	if (newtRunForm(form) == NULL)
feef2cb5	591	rc = DLG_ESCAPE;
139f06bc	592
6f481af2	593	answer = newtFormGetCurrent(form);
139f06bc	594
6f481af2	595	if (answer == no)
5a34899c	596	rc = DLG_CANCEL;
139f06bc	597	}
139f06bc	598	else {
6f481af2	599	newtDrawForm(form);
6f481af2	600	newtRefresh();
139f06bc	601	}
649a0152	602
3341bdc5	603	newtFormDestroy(form);
649a0152	604
feef2cb5	605	return rc;
649a0152	606	}
	607
	608	void useFullButtons(int state) {
	609	if (state) {
6f481af2	610	buttonHeight = 3;
6f481af2	611	makeButton = newtButton;
649a0152	612	} else {
6f481af2	613	buttonHeight = 1;
6f481af2	614	makeButton = newtCompactButton;
649a0152	615	}
649a0152	616	}
60d3c50b	617
	618	void setButtonText(const char * text, int button) {
	619	if (button < 0 \|\| button >= BUTTONS)
	620	return;
	621	buttonText[button] = text;
	622	}