ede/efiler/efiler.cpp
2006-08-20 21:14:02 +00:00

539 lines
13 KiB
C++

/*
* $Id$
*
* EFiler - EDE File Manager
* Part of Equinox Desktop Environment (EDE).
* Copyright (c) 2000-2006 EDE Authors.
*
* This program is licenced under terms of the
* GNU General Public Licence version 2 or newer.
* See COPYING for details.
*/
#include <fltk/run.h>
#include <fltk/filename.h>
#include <fltk/Window.h>
#include <fltk/ScrollGroup.h>
#include <fltk/Button.h>
#include <fltk/ask.h>
#include <fltk/events.h>
#include <fltk/MenuBar.h>
#include <fltk/ItemGroup.h>
#include <fltk/Item.h>
#include <fltk/Divider.h>
#include <fltk/file_chooser.h>
#include <fltk/FileBrowser.h>
#include "../edelib2/about_dialog.h"
#include "../edelib2/Icon.h"
#include "../edelib2/MimeType.h"
#include "../edelib2/NLS.h"
#include "../edelib2/Run.h"
#include "../edelib2/Util.h"
#define DEFAULT_ICON "misc-vedran"
using namespace fltk;
using namespace edelib;
Window *win;
ScrollGroup* sgroup;
FileBrowser* fbrowser;
char current_dir[PATH_MAX];
static bool semaphore=false;
bool showhidden = false;
char **cut_copy_buffer = 0;
bool operation_is_copy = false;
// This is for the icon view, which should be redesigned to be like FileBrowser
void loaddir(const char* path);
void button_press(Widget* w, void*) {
if (event_clicks() || event_key() == ReturnKey) {
// run_program((char*)w->user_data(),true,false,true); // use elauncher
// char tmp[256];
// snprintf(tmp,255,"konsole --noclose -e %s",(char*)w->user_data());
// run_program(tmp,true,false,false);
if (!w->user_data() || (strlen((char*)w->user_data())==0))
alert(_("Unknown file type"));
else if (strncmp((char*)w->user_data(),"efiler ",7)==0) {
// don't launch new efiler instance
char tmp[PATH_MAX];
strncpy(tmp,(char*)w->user_data()+7,PATH_MAX);
// remove quotes
if (tmp[0] == '\'' || tmp[0] == '"')
memmove(tmp,tmp+1,strlen(tmp)-1);
int i=strlen(tmp)-2;
if (tmp[i] == '\'' || tmp[i] == '"')
tmp[i] = '\0';
loaddir(tmp);
} else {
fprintf(stderr, "Running: %s\n", (char*)w->user_data());
run_program((char*)w->user_data(),false,false,true);
}
}
if (event_is_click()) w->take_focus();
fprintf (stderr, "Event: %s (%d)\n",event_name(event()), event());
}
void loaddir(const char *path) {
// If user clicks too fast, it can cause problems
if (semaphore) {
return;
}
semaphore=true;
// Set current_dir
if (filename_isdir(path)) {
if (path[0] == '~') // Expand tilde
snprintf(current_dir,PATH_MAX,"%s/%s",getenv("HOME"),path);
else
strcpy(current_dir,path);
} else
strcpy(current_dir,getenv("HOME"));
// Trailing slash should always be there
if (current_dir[strlen(current_dir)-1] != '/') strcat(current_dir,"/");
fprintf (stderr, "loaddir(%s) = (%s)\n",path,current_dir);
// set window label
win->label(tasprintf(_("%s - File manager"), current_dir));
// Update file browser...
fbrowser->load(current_dir);
// some constants - TODO: move to configuration
int startx=0, starty=0;
int sizex=90, sizey=58;
int spacex=5, spacey=5;
// variables used later
Button **icon_array;
int icon_num=0;
dirent **files;
sgroup->remove_all();
sgroup->begin();
// list files
icon_num = fltk::filename_list(current_dir, &files, alphasort); // no sort needed because icons have coordinates
icon_array = (Button**) malloc (sizeof(Button*) * icon_num + 1);
// fill array with zeros, for easier detection if button exists
for (int i=0; i<icon_num; i++) icon_array[i]=0;
int myx=startx, myy=starty;
for (int i=0; i<icon_num; i++) {
char *n = files[i]->d_name; //shortcut
// don't show ./ (current directory)
if (strcmp(n,"./")==0) continue;
// hide files with dot except ../ (up directory)
if (!showhidden && (n[0] == '.') && (strcmp(n,"../")!=0)) continue;
// hide files ending with tilde (backup) - NOTE
if (!showhidden && (n[strlen(n)-1] == '~')) continue;
Button* o = new Button(myx, myy, sizex, sizey);
o->box(NO_BOX);
//o->labeltype(SHADOW_LABEL);
o->labelcolor(BLACK);
o->callback((Callback*)button_press);
o->align(ALIGN_INSIDE|ALIGN_CENTER|ALIGN_WRAP);
//o->when(WHEN_CHANGED|WHEN_ENTER_KEY);
o->label(n);
o->image(Icon::get(DEFAULT_ICON,Icon::SMALL));
myx=myx+sizex+spacex;
// 4 - edges
if (myx+sizex > sgroup->w()) { myx=startx; myy=myy+sizey+spacey; }
icon_array[i] = o;
}
sgroup->end();
// Give first icon the focus
sgroup->child(0)->take_focus();
sgroup->redraw();
// Detect icon mimetypes etc.
for (int i=0; i<icon_num; i++) {
// ignored files
if (!icon_array[i]) continue;
fltk::check(); // update interface
// get mime data
char fullpath[PATH_MAX];
snprintf (fullpath,PATH_MAX-1,"%s%s",current_dir,files[i]->d_name);
MimeType *m = new MimeType(fullpath);
fprintf(stderr,"Adding: %s (%s), cmd: '%s'\n", fullpath, m->id(), m->command());
// tooltip
char *tooltip;
if (strcmp(m->id(),"directory")==0)
asprintf(&tooltip, "%s - %s", files[i]->d_name, m->type_string());
else
asprintf(&tooltip, "%s (%s) - %s", files[i]->d_name, nice_size(filename_size(fullpath)), m->type_string());
icon_array[i]->tooltip(tooltip);
// icon
icon_array[i]->image(m->icon(Icon::SMALL));
// get command to execute
if (strcmp(files[i]->d_name,"../")==0) {
// up directory - we don't want ../ poluting filename
char exec[PATH_MAX];
int slashes=0, j;
for (j=strlen(current_dir); j>0; j--) {
if (current_dir[j]=='/') slashes++;
if (slashes==2) break;
}
if (slashes<2)
sprintf(exec,"efiler /");
else {
sprintf(exec,"efiler ");
strncat(exec,current_dir,j);
}
icon_array[i]->user_data(strdup(exec));
} else if (m->command() && (strlen(m->command())>0))
icon_array[i]->user_data(strdup(m->command()));
else
icon_array[i]->user_data(0);
// make sure label isn't too large
// TODO: move this to draw() method
int lx,ly;
icon_array[i]->measure_label(lx,ly);
int pos=strlen(icon_array[i]->label());
if (pos>252) pos=252;
char fixlabel[256];
while (lx>sizex) {
strncpy(fixlabel,icon_array[i]->label(),pos);
fixlabel[pos]='\0';
strcat(fixlabel,"...");
icon_array[i]->label(strdup(fixlabel));
icon_array[i]->measure_label(lx,ly);
pos--;
}
icon_array[i]->redraw();
delete m;
}
sgroup->redraw();
semaphore=false;
}
// List view
// Currently using fltk::FileBrowser which is quite ugly (so only callback is here)
void fbrowser_cb(Widget* w, void*) {
// Take only proper callbacks
if (!event_clicks() && event_key() != ReturnKey) return;
// Construct filename
const char *c = fbrowser->child(fbrowser->value())->label();
char filename[PATH_MAX];
if (strcmp(c,"../")==0) {
strcpy(filename,current_dir); // both are [PATH_MAX]
filename[strlen(filename)-1] = '\0'; // remove trailing slash in a directory
char *c2 = strrchr(filename,'/'); // find previous slash
if (c2) *(c2+1) = '\0'; // cut everything after this slash
else strcpy(filename,"/"); // if nothing is found, filename becomes "/"
} else
snprintf(filename,PATH_MAX,"%s%s",current_dir,c);
// Change directory
if (filename_isdir(filename))
loaddir(filename);
// Let elauncher handle this file...
else
run_program(filename,false,false,true);
}
// Menu callbacks
// File menu
void open_cb(Widget*, void*) {
Widget* w;
if (sgroup->visible())
w = sgroup->child(sgroup->focus_index());
else
w = fbrowser;
event_clicks(2);
w->do_callback();
}
void location_cb(Widget*, void*) {
const char *dir = dir_chooser(_("Choose location"),current_dir);
if (dir) loaddir(dir);
}
void quit_cb(Widget*, void*) {exit(0);}
// Edit menu
// Execute cut or copy operation when List View is active
void do_cut_copy_fbrowser(bool m_copy) {
// Count selected icons, for malloc
int num = fbrowser->children();
int nselected = 0;
for (int i=0; i<num; i++)
if (fbrowser->selected(i)) nselected++;
// Clear cut/copy buffer and optionally ungray the previously cutted icons
if (cut_copy_buffer) {
for (int i=0; cut_copy_buffer[i]; i++)
free(cut_copy_buffer[i]);
free(cut_copy_buffer);
if (!operation_is_copy) {
for (int i=0; i<num; i++)
fbrowser->child(i)->textcolor(BLACK); // FIXME: use color from style
}
}
// Allocate buffer
cut_copy_buffer = (char**)malloc(sizeof(char*) * (nselected+2));
// Add selected files to buffer and optionally grey icons (for cut effect)
int buf=0;
for (int i=0; i<=num; i++) {
if (fbrowser->selected(i)) {
asprintf(&cut_copy_buffer[buf], "%s%s", current_dir, fbrowser->child(i)->label());
if (!m_copy) fbrowser->child(i)->textcolor(GRAY50);
buf++;
}
}
cut_copy_buffer[buf] = 0;
operation_is_copy = m_copy;
// Deselect all
fbrowser->deselect();
}
// Execute cut or copy operation when Icon View is active
void do_cut_copy_sgroup(bool m_copy) {
// Group doesn't support type(MULTI) so only one item can be selected
// Will be changed
int num = fbrowser->children();
// Clear cut/copy buffer and optionally ungray the previously cutted icon
if (cut_copy_buffer) {
for (int i=0; cut_copy_buffer[i]; i++)
free(cut_copy_buffer[i]);
free(cut_copy_buffer);
if (!operation_is_copy) {
for (int i=0; i<num; i++)
sgroup->child(i)->textcolor(BLACK); // FIXME: use color from style
}
}
// Allocate buffer
cut_copy_buffer = (char**)malloc(sizeof(char*) * 3);
// Add selected files to buffer and optionally grey icons (for cut effect)
// FIXME: label doesn't contain filename!!
asprintf(&cut_copy_buffer[0], "%s%s", current_dir, sgroup->child(sgroup->focus_index())->label());
if (!m_copy) sgroup->child(sgroup->focus_index())->textcolor(GRAY50);
cut_copy_buffer[1]=0;
operation_is_copy=m_copy;
}
void cut_cb(Widget*, void*) {
if (sgroup->visible())
do_cut_copy_sgroup(false);
else
do_cut_copy_fbrowser(false);
}
void copy_cb(Widget*, void*) {
if (sgroup->visible())
do_cut_copy_sgroup(true);
else
do_cut_copy_fbrowser(true);
}
void paste_cb(Widget*, void*) {
}
// View menu
void iconsview_cb(Widget*,void*) {
if (sgroup->visible() && event_key() == F8Key) {
sgroup->hide();
fbrowser->show();
fbrowser->take_focus();
} else {
sgroup->show();
fbrowser->hide();
sgroup->take_focus();
}
}
void listview_cb(Widget*,void*) { sgroup->hide(); fbrowser->show(); }
void showhidden_cb(Widget* w, void*) {
Item *i = (Item*)w;
if (showhidden) {
showhidden=false;
i->clear();
} else {
showhidden=true;
i->set();
}
fbrowser->show_hidden(showhidden);
//fbrowser->redraw();
loaddir(current_dir);
}
// Help menu
void about_cb(Widget*, void*) { about_dialog("EFiler", "0.1", _("EDE File Manager"));}
// GUI design
int main (int argc, char **argv) {
win = new fltk::Window(600, 400);
win->color(WHITE);
win->begin();
// Main menu
{MenuBar *m = new MenuBar(0, 0, 600, 25);
m->begin();
{ItemGroup *o = new ItemGroup(_("&File"));
o->begin();
{Item *o = new Item(_("&Open"));
o->callback(open_cb);
o->shortcut(CTRL+'o');
}
{Item *o = new Item(_("Open &with..."));
//o->callback(open_cb);
//o->shortcut(CTRL+'o');
}
new Divider();
{Item *o = new Item(_("Open &location"));
o->callback(location_cb);
//o->shortcut(CTRL+'o');
}
new Divider();
{Item *o = new Item(_("&Quit"));
o->callback(quit_cb);
o->shortcut(CTRL+'q');
}
o->end();
}
{ItemGroup *o = new ItemGroup(_("&Edit"));
o->begin();
{Item *o = new Item(_("&Cut"));
o->callback(cut_cb);
o->shortcut(CTRL+'x');
}
{Item *o = new Item(_("C&opy"));
//o->callback(open_cb);
o->shortcut(CTRL+'c');
}
{Item *o = new Item(_("&Paste"));
//o->callback(open_cb);
o->shortcut(CTRL+'v');
}
{Item *o = new Item(_("&Rename"));
//o->callback(open_cb);
o->shortcut(F2Key);
}
{Item *o = new Item(_("&Delete"));
//o->callback(open_cb);
o->shortcut(DeleteKey);
}
new Divider();
{Item *o = new Item(_("&Preferences..."));
o->shortcut(CTRL+'p');
}
o->end();
}
{ItemGroup *o = new ItemGroup(_("&View"));
o->begin();
{Item *o = new Item(_("&Icons"));
o->type(Item::RADIO);
o->shortcut(F8Key);
o->set();
o->callback(iconsview_cb);
}
{Item *o = new Item(_("&Detailed List"));
o->type(Item::RADIO);
o->callback(listview_cb);
}
new Divider();
{Item *o = new Item(_("&Show hidden"));
o->type(Item::TOGGLE);
o->callback(showhidden_cb);
}
{Item *o = new Item(_("Directory &Tree"));
o->type(Item::TOGGLE);
o->shortcut(F9Key);
}
o->end();
}
{ItemGroup *o = new ItemGroup(_("&Help"));
o->begin();
{Item *o = new Item(_("&About File Manager"));
o->shortcut();
o->callback(about_cb);
}
o->end();
}
m->end();
}
// Icon view
{sgroup = new ScrollGroup(0, 25, 600, 375);
sgroup->box(DOWN_BOX);
sgroup->color(WHITE);
// sgroup->highlight_color(WHITE);
// sgroup->selection_color(WHITE);
sgroup->align(ALIGN_LEFT|ALIGN_TOP);
// g->label("There are no files in current directory");
}
// List view
{fbrowser = new FileBrowser(0, 25, 600, 375);
fbrowser->box(DOWN_BOX);
fbrowser->color(WHITE);
fbrowser->callback(fbrowser_cb);
// sgroup->align(ALIGN_LEFT|ALIGN_TOP);
// g->label("There are no files in current directory");
fbrowser->when(WHEN_ENTER_KEY);
//fbrowser->labelsize(12);
fbrowser->type(Browser::MULTI);
fbrowser->hide();
}
win->end();
win->resizable(sgroup);
win->icon(Icon::get("folder",Icon::TINY));
win->show();
if (argc==1) { // No params
loaddir ("");
} else {
loaddir (argv[1]);
}
return fltk::run();
}