kopia lustrzana https://github.com/jamescoxon/dl-fldigi
377 wiersze
7.9 KiB
C++
377 wiersze
7.9 KiB
C++
// ----------------------------------------------------------------------------
|
|
// Copyright (C) 2014
|
|
// David Freese, W1HKJ
|
|
//
|
|
// This file is part of fldigi
|
|
//
|
|
// fldigi is free software; you can redistribute it and/or modify
|
|
// it under the terms of the GNU General Public License as published by
|
|
// the Free Software Foundation; either version 3 of the License, or
|
|
// (at your option) any later version.
|
|
//
|
|
// fldigi is distributed in the hope that it will be useful,
|
|
// but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
// GNU General Public License for more details.
|
|
//
|
|
// You should have received a copy of the GNU General Public License
|
|
// along with this program. If not, see <http://www.gnu.org/licenses/>.
|
|
// ----------------------------------------------------------------------------
|
|
|
|
#include <cstring>
|
|
#include <cstdlib>
|
|
#include <FL/Fl.H>
|
|
#include <FL/fl_draw.H>
|
|
|
|
#include "config.h"
|
|
#include "combo.h"
|
|
|
|
void popbrwsr_cb (Fl_Widget *v, long d);
|
|
|
|
Fl_PopBrowser::Fl_PopBrowser (int X, int Y, int W, int H, retvals R)
|
|
: Fl_Window (X, Y, W, H, "")
|
|
{
|
|
Rvals = R;
|
|
hRow = H;
|
|
wRow = W;
|
|
clear_border();
|
|
box(FL_BORDER_BOX);
|
|
popbrwsr = new Fl_Select_Browser(0,0,wRow,hRow,0);
|
|
popbrwsr->callback ( (Fl_Callback*)popbrwsr_cb);
|
|
parent = 0;
|
|
end();
|
|
set_modal();
|
|
}
|
|
|
|
Fl_PopBrowser::~Fl_PopBrowser ()
|
|
{
|
|
}
|
|
|
|
int Fl_PopBrowser::handle(int event)
|
|
{
|
|
if (!Fl::event_inside( child(0) ) && event == FL_PUSH) {
|
|
pophide();
|
|
return 1;
|
|
}
|
|
return Fl_Group::handle(event);
|
|
}
|
|
|
|
void Fl_PopBrowser::add(char *s, void *d)
|
|
{
|
|
popbrwsr->add(s,d);
|
|
}
|
|
|
|
void Fl_PopBrowser::clear()
|
|
{
|
|
popbrwsr->clear();
|
|
}
|
|
|
|
void Fl_PopBrowser::sort()
|
|
{
|
|
return;
|
|
}
|
|
|
|
void Fl_PopBrowser::popshow (int x, int y)
|
|
{
|
|
int nRows = parent->numrows();
|
|
int fh = fl_height();
|
|
int height = nRows * fh + 4;
|
|
|
|
if (popbrwsr->size() == 0) return;
|
|
if (nRows > parent->lsize()) nRows = parent->lsize();
|
|
|
|
// locate first occurance of Output string value in the list
|
|
// and display that if found
|
|
int i = parent->index();
|
|
if (!(i >= 0 && i < parent->listsize)) {
|
|
for (i = 0; i < parent->listsize; i++)
|
|
if (!strcmp(parent->Output->value(), parent->datalist[i]->s))
|
|
break;
|
|
if (i == parent->listsize)
|
|
i = 0;
|
|
}
|
|
|
|
// resize and reposition the popup to insure that it is within the bounds
|
|
// of the uppermost parent widget
|
|
// preferred position is just below and at the same x position as the
|
|
// parent widget
|
|
|
|
Fl_Widget *gparent = parent;
|
|
int xp = gparent->x(),
|
|
yp = gparent->y(),
|
|
hp = gparent->h();
|
|
while ((gparent = gparent->parent())) {
|
|
xp = gparent->x();
|
|
yp = gparent->y();
|
|
hp = gparent->h();
|
|
}
|
|
|
|
int nu = nRows, nl = nRows;
|
|
int hu = nu * fh + 4, hl = nl * fh + 4;
|
|
int yu = parent->y() - hu;
|
|
int yl = y;
|
|
|
|
while (nl > 1 && (yl + hl > hp)) { nl--; hl -= fh; }
|
|
while (nu > 1 && yu < 0) { nu--; yu += fh; hu -= fh; }
|
|
|
|
if (nl >= nu) { y = yl; height = hl; }
|
|
else { y = yu; height = hu; }
|
|
|
|
x += xp;
|
|
y += yp;
|
|
|
|
popbrwsr->size (wRow, height);
|
|
resize (x, y, wRow, height);
|
|
|
|
popbrwsr->topline (i);
|
|
show();
|
|
|
|
Fl::grab(this);
|
|
}
|
|
|
|
void Fl_PopBrowser::pophide ()
|
|
{
|
|
hide ();
|
|
Fl::release();
|
|
}
|
|
|
|
void Fl_PopBrowser::popbrwsr_cb_i (Fl_Widget *v, long d)
|
|
{
|
|
Fl_PopBrowser *me = (Fl_PopBrowser *)(v->parent());
|
|
Fl_Input *tgt = me->Rvals.Inp;
|
|
// update the return values
|
|
int row = (me->popbrwsr)->value();
|
|
if (row == 0) return;
|
|
me->popbrwsr->deselect();
|
|
|
|
if (tgt) {
|
|
tgt->value ((me->popbrwsr)->text (row));
|
|
me->Rvals.retval = (me->popbrwsr)->data (row);
|
|
*(me->Rvals.idx) = row - 1;
|
|
}
|
|
me->pophide();
|
|
// user selected an item from the browser list, so execute the
|
|
// callback if one is registered.
|
|
if (me->parent)
|
|
(me->parent)->do_callback();
|
|
return;
|
|
}
|
|
|
|
void popbrwsr_cb (Fl_Widget *v, long d)
|
|
{
|
|
((Fl_PopBrowser *)(v))->popbrwsr_cb_i (v, d);
|
|
return;
|
|
}
|
|
|
|
|
|
void Fl_ComboBox::fl_popbrwsr(Fl_Widget *p)
|
|
{
|
|
int xpos = p->x(), ypos = p->h() + p->y();
|
|
if (Brwsr == 0) {
|
|
Brwsr = new Fl_PopBrowser(xpos, ypos, width, height, R);
|
|
}
|
|
// pass the calling widget to the popup browser so that the
|
|
// correct callback function can be called when the user selects an item
|
|
// from the browser list
|
|
Brwsr->parent = (Fl_ComboBox *) p;
|
|
Brwsr->popshow(xpos, ypos);
|
|
return;
|
|
}
|
|
|
|
void btnComboBox_cb (Fl_Widget *v, void *d)
|
|
{
|
|
Fl_Widget *p = v->parent();
|
|
((Fl_ComboBox *)p)->fl_popbrwsr (p);
|
|
return;
|
|
}
|
|
|
|
|
|
Fl_ComboBox::Fl_ComboBox (int X,int Y,int W,int H, const char *L)
|
|
: Fl_Group (X, Y, W, H, L)
|
|
{
|
|
width = W; height = H - 4;
|
|
Btn = new Fl_Button (X + W - 18, Y + 1, 18, H - 2, "@#-32>");
|
|
Btn->callback ((Fl_Callback *)btnComboBox_cb, 0);
|
|
Output = new Fl_Input (X, Y, W-18, H);
|
|
|
|
Brwsr = 0;
|
|
datalist = new datambr *[FL_COMBO_LIST_INCR];
|
|
maxsize = FL_COMBO_LIST_INCR;
|
|
for (int i = 0; i < FL_COMBO_LIST_INCR; i++) datalist[i] = 0;
|
|
listsize = 0;
|
|
listtype = 0;
|
|
end();
|
|
R.Inp = Output;
|
|
R.retval = retdata;
|
|
R.idx = &idx;
|
|
numrows_ = 8;
|
|
}
|
|
|
|
Fl_ComboBox::~Fl_ComboBox()
|
|
{
|
|
if (Brwsr) delete Brwsr;
|
|
for (int i = 0; i < listsize; i++) {
|
|
if (datalist[i]) {
|
|
if (datalist[i]->s) delete [] datalist[i]->s;
|
|
delete datalist[i];
|
|
}
|
|
}
|
|
delete [] datalist;
|
|
}
|
|
|
|
void Fl_ComboBox::type (int t)
|
|
{
|
|
listtype = t;
|
|
}
|
|
|
|
void Fl_ComboBox::readonly()
|
|
{
|
|
Output->type(FL_NORMAL_OUTPUT);
|
|
}
|
|
|
|
// ComboBox value is contained in the Output widget
|
|
|
|
void Fl_ComboBox::value( const char *s )
|
|
{
|
|
int i;
|
|
if ((listtype & FL_COMBO_UNIQUE_NOCASE) == FL_COMBO_UNIQUE_NOCASE) {
|
|
for (i = 0; i < listsize; i++) {
|
|
if (strcasecmp (s, datalist[i]->s) == 0)
|
|
break;
|
|
}
|
|
} else {
|
|
for (i = 0; i < listsize; i++) {
|
|
if (strcmp (s, datalist[i]->s) == 0)
|
|
break;
|
|
}
|
|
}
|
|
if ( i < listsize)
|
|
Output->value(datalist[i]->s);
|
|
}
|
|
|
|
void Fl_ComboBox::put_value(const char *s)
|
|
{
|
|
value(s);
|
|
}
|
|
|
|
void Fl_ComboBox::index(int i)
|
|
{
|
|
if (i >= 0 && i < listsize)
|
|
Output->value( datalist[idx = i]->s);
|
|
}
|
|
|
|
|
|
const char *Fl_ComboBox::value()
|
|
{
|
|
return (Output->value ());
|
|
}
|
|
|
|
int Fl_ComboBox::index() {
|
|
return idx;
|
|
}
|
|
|
|
void * Fl_ComboBox::data() {
|
|
return retdata;
|
|
}
|
|
|
|
void Fl_ComboBox::add( const char *s, void * d)
|
|
{
|
|
if (Brwsr == 0) {
|
|
Brwsr = new Fl_PopBrowser(0, 0, width, height, R);
|
|
}
|
|
// test for uniqueness of entry if required
|
|
if ((listtype & FL_COMBO_UNIQUE) == FL_COMBO_UNIQUE) {
|
|
if ((listtype & FL_COMBO_UNIQUE_NOCASE) == FL_COMBO_UNIQUE_NOCASE) {
|
|
for (int i = 0; i < listsize; i++) {
|
|
if (strcasecmp (s, datalist[i]->s) == 0)
|
|
return;
|
|
}
|
|
} else {
|
|
for (int i = 0; i < listsize; i++) {
|
|
if (strcmp (s, datalist[i]->s) == 0)
|
|
return;
|
|
}
|
|
}
|
|
}
|
|
// not unique or not in list, so add this entry
|
|
datalist[listsize] = new datambr;
|
|
datalist[listsize]->s = new char [strlen(s) + 1];
|
|
datalist[listsize]->s[0] = 0;
|
|
strcpy (datalist[listsize]->s, s);
|
|
datalist[listsize]->d = d;
|
|
Brwsr->add(datalist[listsize]->s,d);
|
|
listsize++;
|
|
if (listsize == maxsize) {
|
|
int nusize = maxsize + FL_COMBO_LIST_INCR;
|
|
datambr **temparray = new datambr *[nusize];
|
|
for (int i = 0; i < listsize; i++) temparray[i] = datalist[i];
|
|
delete [] datalist;
|
|
datalist = temparray;
|
|
maxsize = nusize;
|
|
}
|
|
}
|
|
|
|
void Fl_ComboBox::clear()
|
|
{
|
|
if (Brwsr == 0)
|
|
Brwsr = new Fl_PopBrowser(0, 0, width, height, R);
|
|
else
|
|
Brwsr->clear();
|
|
|
|
if (listsize == 0) return;
|
|
for (int i = 0; i < listsize; i++) {
|
|
delete [] datalist[i]->s;
|
|
delete datalist[i];
|
|
}
|
|
listsize = 0;
|
|
}
|
|
|
|
int DataCompare( const void *x1, const void *x2 )
|
|
{
|
|
int cmp;
|
|
datambr *X1, *X2;
|
|
X1 = *(datambr **)(x1);
|
|
X2 = *(datambr **)(x2);
|
|
cmp = strcasecmp (X1->s, X2->s);
|
|
if (cmp < 0)
|
|
return -1;
|
|
if (cmp > 0)
|
|
return 1;
|
|
return 0;
|
|
}
|
|
|
|
void Fl_ComboBox::sort() {
|
|
Brwsr->clear ();
|
|
qsort (&datalist[0],
|
|
listsize,
|
|
sizeof (datambr *),
|
|
DataCompare);
|
|
for (int i = 0; i < listsize; i++)
|
|
Brwsr->add (datalist[i]->s, datalist[i]->d);
|
|
}
|
|
|
|
void Fl_ComboBox::textfont (int fnt)
|
|
{
|
|
Output->textfont (fnt);
|
|
}
|
|
|
|
void Fl_ComboBox::textsize (uchar n)
|
|
{
|
|
Output->textsize (n);
|
|
}
|
|
|
|
void Fl_ComboBox::textcolor( Fl_Color c)
|
|
{
|
|
Output->textcolor (c);
|
|
}
|
|
|
|
void Fl_ComboBox::color(Fl_Color c)
|
|
{
|
|
_color = c;
|
|
Output->color(c);
|
|
if (Brwsr) Brwsr->color(c);
|
|
}
|
|
|
|
|
|
|