From 24bb55371a5d8d81b23521ebdfcde68f0035697c Mon Sep 17 00:00:00 2001 From: Bent Bisballe Nyeng Date: Sun, 20 Sep 2015 11:36:22 +0200 Subject: Basic project based on DrumGizmo. --- plugingui/filebrowser.cc | 268 +++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 268 insertions(+) create mode 100644 plugingui/filebrowser.cc (limited to 'plugingui/filebrowser.cc') diff --git a/plugingui/filebrowser.cc b/plugingui/filebrowser.cc new file mode 100644 index 0000000..f025c25 --- /dev/null +++ b/plugingui/filebrowser.cc @@ -0,0 +1,268 @@ +/* -*- 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 +#include +#include + +#include +#include +#include + +#include + +#ifdef __MINGW32__ +#include +#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 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()); +} -- cgit v1.2.3