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-rw-r--r--plugingui/filebrowser.cc268
1 files changed, 268 insertions, 0 deletions
diff --git a/plugingui/filebrowser.cc b/plugingui/filebrowser.cc
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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 "directory.h"
+
+#include <sys/types.h>
+#include <dirent.h>
+#include <stdio.h>
+
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <unistd.h>
+
+#include <hugin.hpp>
+
+#ifdef __MINGW32__
+#include <direct.h>
+#endif
+
+struct GUI::FileBrowser::private_data {
+ GUI::LineEdit *lineedit;
+ GUI::ListBox *listbox;
+ void (*filesel_handler)(void *, std::string);
+ void *ptr;
+ Directory *dir;
+#ifdef WIN32
+ bool above_root;
+ bool in_root;
+#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();
+ Directory* dir = prv->dir;
+
+// if(!Directory::isDir(dir->path() + dir->seperator())) {
+// return;
+// }
+
+ lb->clear();
+
+ INFO(filebrowser, "Changing path to '%s'\n",
+ (dir->path() + dir->seperator() + value).c_str());
+
+#ifdef WIN32
+ if(prv->above_root && !value.empty()) {
+ dir->setPath(value + dir->seperator());
+ value.clear();
+ prv->above_root = false;
+ }
+#endif
+
+ if(value.empty() && !dir->isDir() && Directory::exists(dir->path())) {
+ DEBUG(filebrowser, "Selecting file '%s'\n", dir->path().c_str());
+ if(prv->filesel_handler) prv->filesel_handler(prv->ptr, dir->path().c_str());
+ return;
+ }
+
+ if(!value.empty() && dir->fileExists(value)) {
+ std::string file = dir->path() + dir->seperator() + value;
+ DEBUG(filebrowser, "Selecting file '%s'\n", file.c_str());
+ if(prv->filesel_handler) prv->filesel_handler(prv->ptr, file);
+ return;
+ }
+
+ std::vector<GUI::ListBoxBasic::Item> items;
+
+#ifdef WIN32
+ if(Directory::isRoot(dir->path()) && value == "..") {
+ DEBUG(filebrowser, "Showing partitions...\n");
+ Directory::DriveList entries = dir->drives();
+ for(Directory::DriveList::iterator it = entries.begin();
+ it != entries.end(); it++) {
+ GUI::ListBoxBasic::Item item;
+ std::string name = (*it).name;
+ item.name = name;
+ item.value = name;
+ items.push_back(item);
+ }
+ prv->above_root = true;
+ } else {
+#endif
+
+ if(!value.empty() && !dir->cd(value)) {
+ DEBUG(filebrowser, "Error changing to '%s'\n",
+ (dir->path() + dir->seperator() + value).c_str());
+ return;
+ }
+
+ Directory::EntryList entries = dir->entryList();
+
+ if(entries.empty()) {
+ dir->cdUp();
+ entries = dir->entryList();
+ }
+
+ DEBUG(filebrowser, "Setting path of lineedit to %s\n",
+ dir->path().c_str());
+ le->setText(dir->path());
+
+ for(Directory::EntryList::iterator it = entries.begin();
+ it != entries.end(); it++) {
+ GUI::ListBoxBasic::Item item;
+ std::string name = *it;
+ item.name = name;
+ item.value = name;
+ items.push_back(item);
+ }
+#ifdef WIN32
+ }
+#endif
+ lb->addItems(items);
+}
+
+static void handleKeyEvent(void *ptr) {
+ struct GUI::FileBrowser::private_data *prv =
+ (struct GUI::FileBrowser::private_data *) ptr;
+
+ GUI::ListBox *lb = prv->listbox;
+ lb->clearSelectedValue();
+ GUI::LineEdit *le = prv->lineedit;
+
+ std::string value = le->text();
+ if(value.size() > 1 && value[0] == '@') {
+ DEBUG(filebrowser, "Selecting ref-file '%s'\n", value.c_str());
+ if(prv->filesel_handler) {
+ prv->filesel_handler(prv->ptr, value);
+ }
+ return;
+ }
+
+ prv->dir->setPath(le->text());
+ changeDir(ptr);
+}
+
+GUI::FileBrowser::FileBrowser(GUI::Widget *parent)
+ : GUI::Widget(parent),
+ lbl_path(this), lineedit(this), listbox(this), btn_sel(this), btn_esc(this),
+ back(":bg.png")
+{
+ prv = new struct GUI::FileBrowser::private_data();
+ prv->filesel_handler = NULL;
+
+ prv->dir = new Directory(Directory::cwd());
+#ifdef WIN32
+ prv->above_root = false;
+#endif
+
+ lbl_path.setText("Path:");
+
+// lineedit.setReadOnly(true);
+ prv->lineedit = &lineedit;
+ prv->lineedit->registerEnterPressedHandler(handleKeyEvent, prv);
+
+ prv->listbox = &listbox;
+ listbox.registerSelectHandler(changeDir, prv);
+
+ btn_sel.setText("Select");
+ btn_sel.registerClickHandler(changeDir, prv);
+
+ btn_esc.setText("Cancel");
+ btn_esc.registerClickHandler(cancel, this);
+
+ changeDir(prv);
+
+ resize(200, 190);
+}
+
+GUI::FileBrowser::~FileBrowser()
+{
+ // delete prv->listbox;
+ delete prv;
+}
+
+void GUI::FileBrowser::setPath(std::string path)
+{
+ INFO(filebrowser, "Setting path to '%s'\n", path.c_str());
+ if(path.empty()) path = Directory::cwd();
+
+ prv->dir->setPath(Directory::pathDirectory(path));
+ prv->listbox->clear();
+
+ changeDir(prv);
+}
+
+void GUI::FileBrowser::resize(int w, int h)
+{
+ GUI::Widget::resize(w,h);
+
+ int offset = 0;
+ int brd = 5; // border
+ int btn_h = 30;
+
+ offset += brd;
+
+ lbl_path.move(0, offset);
+ lineedit.move(60, offset);
+
+ offset += btn_h;
+
+ lbl_path.resize(60, btn_h);
+ lineedit.resize(w - 60 - brd, btn_h);
+
+ offset += brd;
+
+ listbox.move(brd, offset);
+ listbox.resize(w - 1 - 2*brd, h - btn_h - 2*brd - offset);
+
+ btn_esc.move(brd, h - btn_h - brd);
+ btn_esc.resize((w - 1 - 2*brd) / 2 - brd / 2, btn_h);
+
+ btn_sel.move(brd + w / 2 - brd / 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.drawImageStretched(0,0, &back, width(), height());
+}
generated by cgit v1.2.3 (git 2.25.1) at 2024-04-23 21:21:57 +0000