kopia lustrzana https://github.com/jamescoxon/dl-fldigi
David Freese
rodzic
f8d7da3e0d
commit
bcc5e9fe63
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// ----------------------------------------------------------------------------
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//
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// fileselect.cxx -- file selector front end
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//
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// Copyright (C) 2008-2009
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// Stelios Bounanos, M0GLD
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//
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// This file is part of fldigi.
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//
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// Fldigi is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// Fldigi is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with fldigi. If not, see <http://www.gnu.org/licenses/>.
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// ----------------------------------------------------------------------------
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#include <config.h>
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#include <string>
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#include <cstdlib>
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#include <libgen.h>
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#include "fileselect.h"
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#include "icons.h"
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#include "debug.h"
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#include <FL/fl_ask.H>
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#include <FL/Fl_Native_File_Chooser.H>
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#if FSEL_THREAD
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# include <FL/Fl.H>
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# include <semaphore.h>
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# include "threads.h"
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#endif
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using namespace std;
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FSEL* FSEL::inst = 0;
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static std::string filename;
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#if FSEL_THREAD
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static pthread_t fsel_thread;
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sem_t fsel_sem;
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#endif
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void FSEL::create(void)
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{
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if (inst)
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return;
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#if FSEL_THREAD
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if (sem_init(&fsel_sem, 0, 0) == -1) {
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LOG_PERROR("sem_init");
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return;
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}
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#endif
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inst = new FSEL;
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}
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void FSEL::destroy(void)
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{
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#if FSEL_THREAD
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sem_destroy(&fsel_sem);
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#endif
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delete inst;
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inst = 0;
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}
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FSEL::FSEL()
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: chooser(new Fl_Native_File_Chooser) { }
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FSEL::~FSEL() { delete chooser; }
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#if FSEL_THREAD
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void* FSEL::thread_func(void* arg)
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{
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FSEL* fsel = reinterpret_cast<FSEL*>(arg);
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fsel->result = fsel->chooser->show();
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sem_post(&fsel_sem);
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return NULL;
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}
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#endif
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const char* FSEL::get_file(void)
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{
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// Calling directory() is apparently not enough on Linux
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#if !defined(__WOE32__) && !defined(__APPLE__)
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const char* preset = chooser->preset_file();
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if (preset && *preset != '/' && chooser->directory()) {
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filename = chooser->directory();
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filename.append("/").append(preset);
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chooser->preset_file(filename.c_str());
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}
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#endif
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#if FSEL_THREAD
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if (pthread_create(&fsel_thread, NULL, thread_func, this) != 0) {
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fl_alert2("could not create file selector thread");
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return NULL;
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}
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for (;;) {
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if (sem_trywait(&fsel_sem) == 0)
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break;
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Fl::wait(0.1);
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}
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#else
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result = chooser->show();
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#endif
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switch (result) {
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case -1:
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fl_alert2("%s", chooser->errmsg());
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// fall through
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case 1:
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return NULL;
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default:
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filename = chooser->filename();
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string::size_type i = filename.rfind('/');
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if (i != string::npos)
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chooser->directory(filename.substr(0, i).c_str());
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return filename.c_str();
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}
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}
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const char* FSEL::select(const char* title, const char* filter, const char* def, int* fsel)
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{
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inst->chooser->title(title);
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inst->chooser->filter(filter);
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if (def) {
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char *s = strdup(def), *dir = dirname(s);
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if (strcmp(".", dir))
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inst->chooser->directory(dir);
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free(s);
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s = strdup(def);
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inst->chooser->preset_file(basename(s));
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free(s);
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}
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inst->chooser->options(Fl_Native_File_Chooser::PREVIEW);
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inst->chooser->type(Fl_Native_File_Chooser::BROWSE_FILE);
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const char* fn = inst->get_file();
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if (fsel)
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*fsel = inst->chooser->filter_value();
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return fn;
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}
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const char* FSEL::saveas(const char* title, const char* filter, const char* def, int* fsel)
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{
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inst->chooser->title(title);
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inst->chooser->filter(filter);
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if (def) {
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char *s = strdup(def), *dir = dirname(s);
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if (strcmp(".", dir))
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inst->chooser->directory(dir);
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free(s);
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s = strdup(def);
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inst->chooser->preset_file(basename(s));
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free(s);
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}
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inst->chooser->options(Fl_Native_File_Chooser::SAVEAS_CONFIRM |
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Fl_Native_File_Chooser::NEW_FOLDER |
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Fl_Native_File_Chooser::PREVIEW);
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inst->chooser->type(Fl_Native_File_Chooser::BROWSE_SAVE_FILE);
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const char* fn = inst->get_file();
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if (fsel)
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*fsel = inst->chooser->filter_value();
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return fn;
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}
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const char* FSEL::dir_select(const char* title, const char* filter, const char* def)
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{
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inst->chooser->title(title);
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inst->chooser->filter(filter);
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if (def)
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inst->chooser->directory(def);
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inst->chooser->options(Fl_Native_File_Chooser::NEW_FOLDER |
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Fl_Native_File_Chooser::PREVIEW);
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inst->chooser->type(Fl_Native_File_Chooser::BROWSE_DIRECTORY);
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return inst->get_file();
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}
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@ -0,0 +1,148 @@
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// ----------------------------------------------------------------------------
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//
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// fileselect.cxx -- file selector front end
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//
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// Copyright (C) 2008-2009
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// Stelios Bounanos, M0GLD
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//
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// This file is part of fldigi.
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//
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// Fldigi is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// Fldigi is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with fldigi. If not, see <http://www.gnu.org/licenses/>.
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// ----------------------------------------------------------------------------
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#include <config.h>
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#include <string>
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#include <cstdlib>
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#include <libgen.h>
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#include "fileselect.h"
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#include "icons.h"
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#include "debug.h"
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#include <FL/fl_ask.H>
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#include <FL/Fl_Native_File_Chooser.H>
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using namespace std;
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FSEL* FSEL::inst = 0;
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static std::string filename;
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void FSEL::create(void)
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{
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if (inst)
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return;
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inst = new FSEL;
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}
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void FSEL::destroy(void)
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{
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delete inst;
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inst = 0;
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}
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FSEL::FSEL()
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: chooser(new Fl_Native_File_Chooser) { }
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FSEL::~FSEL() { delete chooser; }
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// this method is called by FSEL internal methods only
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const char* FSEL::get_file(void)
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{
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// Show native chooser and select file
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switch ( inst->chooser->show() ) {
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case -1:
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fl_alert2("ERROR: %s\n", chooser->errmsg()); // ERROR
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// fall through
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case 1: break; // CANCEL
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default:
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filename = inst->chooser->filename();
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string::size_type i = filename.rfind('/');
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if (i != string::npos)
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inst->chooser->directory(filename.substr(0, i).c_str());
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return filename.c_str();
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}
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return NULL; // same as CANCELLED or ERROR
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}
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// example from logsupport.cxx
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// const char* p = FSEL::select(_("Open logbook file"), "ADIF\t*." ADIF_SUFFIX, logbook_filename.c_str());
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//
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const char* FSEL::select(const char* title, const char* filter, const char* def, int* fsel)
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{
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inst->chooser->title(title);
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inst->chooser->filter(filter);
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if (def) {
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char *s = strdup(def), *dir = dirname(s);
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if (strcmp(".", dir))
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inst->chooser->directory(dir);
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free(s);
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s = strdup(def);
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inst->chooser->preset_file(basename(s));
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free(s);
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} else {
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inst->chooser->directory(NULL);
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}
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inst->chooser->options(Fl_Native_File_Chooser::PREVIEW);
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inst->chooser->type(Fl_Native_File_Chooser::BROWSE_FILE);
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const char* fn = inst->get_file();
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if (fsel)
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*fsel = inst->chooser->filter_value();
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return fn;
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}
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// example from logsupport.cxx
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// const char* p = FSEL::saveas(_("Export to CSV file"), filters.c_str(), "export." "csv");
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//
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const char* FSEL::saveas(const char* title, const char* filter, const char* def, int* fsel)
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{
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inst->chooser->title(title);
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inst->chooser->filter(filter);
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if (def) {
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char *s = strdup(def), *dir = dirname(s);
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if (strcmp(".", dir))
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inst->chooser->directory(dir);
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free(s);
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s = strdup(def);
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inst->chooser->preset_file(basename(s));
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free(s);
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} else {
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inst->chooser->directory(NULL);
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}
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inst->chooser->options(
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Fl_Native_File_Chooser::SAVEAS_CONFIRM |
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Fl_Native_File_Chooser::NEW_FOLDER |
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Fl_Native_File_Chooser::PREVIEW);
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inst->chooser->type(Fl_Native_File_Chooser::BROWSE_SAVE_FILE);
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const char* fn = inst->get_file();
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if (fsel)
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*fsel = inst->chooser->filter_value();
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return fn;
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}
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// not currently called by any fldigi /flarq functions or methods
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const char* FSEL::dir_select(const char* title, const char* filter, const char* def)
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{
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inst->chooser->title(title);
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inst->chooser->filter(filter);
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if (def)
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inst->chooser->directory(def);
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inst->chooser->options(Fl_Native_File_Chooser::NEW_FOLDER |
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Fl_Native_File_Chooser::PREVIEW);
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inst->chooser->type(Fl_Native_File_Chooser::BROWSE_DIRECTORY);
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return inst->get_file();
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}
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