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/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/***************************************************************************
* filebrowser.cc
*
* Mon Feb 25 21:09:44 CET 2013
* Copyright 2013 Bent Bisballe Nyeng
* deva@aasimon.org
****************************************************************************/
/*
* This file is part of DrumGizmo.
*
* DrumGizmo 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 2 of the License, or
* (at your option) any later version.
*
* DrumGizmo 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 DrumGizmo; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
*/
#include "filebrowser.h"
#include "painter.h"
#include "button.h"
#include <sys/types.h>
#include <dirent.h>
#include <stdio.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <unistd.h>
#ifdef WIN32
#include <direct.h>
#endif
struct GUI::FileBrowser::private_data {
GUI::LineEdit *lineedit;
GUI::ListBox *listbox;
GUI::ComboBox *drives;
void (*filesel_handler)(void *, std::string);
void *ptr;
#ifdef WIN32
int drvidx;
#endif
};
static void cancel(void *ptr)
{
GUI::FileBrowser *fp = (GUI::FileBrowser *)ptr;
fp->hide();
}
static void changeDir(void *ptr)
{
struct GUI::FileBrowser::private_data *prv =
(struct GUI::FileBrowser::private_data *)ptr;
GUI::ListBox *lb = prv->listbox;
GUI::LineEdit *le = prv->lineedit;
std::string value = lb->selectedValue();
#ifdef WIN32
std::string drive = prv->drives->selectedValue();
int drvidx = atoi(drive.c_str());
/*if(prv->drvidx != drvidx)*/ _chdrive(drvidx + 1); // one based... sigh
//printf("DRV: [%d %s]\n", drvidx, drive.c_str());
#endif
char filename[1024];
char *c = getcwd(filename, sizeof(filename));
(void)c;
//printf("CWD: [%s]\n", filename);
if(value != "") {
#ifdef WIN32
if(prv->drvidx == drvidx) {
strcat(filename, "\\");
strcat(filename, value.c_str());
}
prv->drvidx = drvidx;
#else
strcat(filename, "/");
strcat(filename, value.c_str());
#endif
}
struct stat st;
if(stat(filename, &st) == 0) {
if((st.st_mode & S_IFDIR) != 0) {
//printf("'%s' is present and is a directory\n", filename);
}
if((st.st_mode & S_IFREG) != 0) {
//printf("'%s' is present and is a file\n", filename);
if(prv->filesel_handler) prv->filesel_handler(prv->ptr, filename);
return;
}
} else {
//printf("'%s' is not present or unreadable\n", filename);
//perror("!");
return;
}
lb->clear();
int i = chdir(value.c_str());
(void)i;
c = getcwd(filename, sizeof(filename));
le->setText(filename);
DIR *dir = opendir(".");
if(!dir) {
lb->addItem("[ Could not open dir ]", "");
return;
}
struct dirent *entry;
while((entry = readdir(dir)) != NULL) {
lb->addItem(entry->d_name, entry->d_name);
}
closedir(dir);
}
GUI::FileBrowser::FileBrowser(GUI::Widget *parent)
: GUI::Widget(parent)
{
prv = new struct GUI::FileBrowser::private_data();
prv->filesel_handler = NULL;
#define brd 5 // border
#define btn_h 12
lineedit = new GUI::LineEdit(this);
lineedit->setReadOnly(true);
prv->lineedit = lineedit;
listbox = new GUI::ListBox(this);
prv->listbox = listbox;
listbox->registerSelectHandler(changeDir, prv);
btn_sel = new GUI::Button(this);
btn_sel->setText("Select");
btn_sel->registerClickHandler(changeDir, prv);
btn_esc = new GUI::Button(this);
btn_esc->setText("Cancel");
btn_esc->registerClickHandler(cancel, this);
#ifdef WIN32
drv = new GUI::ComboBox(this);
drv->registerValueChangedHandler(changeDir, prv);
unsigned int d = GetLogicalDrives();
for(int i = 0; i < 32; i++) {
if(d & (1 << i)) {
char name[] = "X:";
name[0] = i + 'A';
char num[32];
sprintf(num, "%d", i);
drv->addItem(name, num);
}
}
prv->drives = drv;
#endif
changeDir(prv);
resize(200, 190);
}
GUI::FileBrowser::~FileBrowser()
{
delete prv->listbox;
delete prv;
}
void GUI::FileBrowser::setPath(std::string path)
{
int i = chdir(path.c_str());
(void)i;
changeDir(prv);
}
void GUI::FileBrowser::resize(size_t w, size_t h)
{
GUI::Widget::resize(w,h);
int offset = 0;
lineedit->move(0, 0);
offset += 16;
lineedit->resize(w, offset);
#ifdef WIN32
drv->move(0,offset);
offset += 16;
drv->resize(w, offset);
#endif
listbox->move(brd, brd + offset);
listbox->resize(w - 1 - 2*brd, h - btn_h - 3*brd - offset);
btn_esc->move(brd, h - btn_h - brd);
btn_esc->resize((w - 1 - 2*brd) / 2, btn_h);
btn_sel->move(brd + w / 2, h - btn_h - brd);
btn_sel->resize((w - 1 - 2*brd) / 2, btn_h);
}
void GUI::FileBrowser::registerFileSelectHandler(void (*handler)(void *,
std::string),
void *ptr)
{
prv->filesel_handler = handler;
prv->ptr = ptr;
}
void GUI::FileBrowser::repaintEvent(GUI::RepaintEvent *e)
{
Painter p(this);
p.setColour(Colour(0, 0.8));
p.drawFilledRectangle(0, 0, width(), height());
p.setColour(Colour(1, 1));
for(int i = 1; i < 10; i++) {
p.drawLine(0,0,width() / i, height() - 1);
p.drawLine(width()-1,0,width() / i, height() - 1);
}
}
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