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https://github.com/qbittorrent/qBittorrent
synced 2025-07-16 02:03:07 -07:00
Add widget for editing filesystem paths
This commit is contained in:
Eugene Shalygin
parent
d61fc7e820
commit
30081e0356
6 changed files with 758 additions and 2 deletions
363
src/gui/fspathedit.cpp
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363
src/gui/fspathedit.cpp
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/*
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* Bittorrent Client using Qt and libtorrent.
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* Copyright (C) 2016 Eugene Shalygin
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program 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 this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*
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* In addition, as a special exception, the copyright holders give permission to
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* link this program with the OpenSSL project's "OpenSSL" library (or with
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* modified versions of it that use the same license as the "OpenSSL" library),
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* and distribute the linked executables. You must obey the GNU General Public
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* License in all respects for all of the code used other than "OpenSSL". If you
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* modify file(s), you may extend this exception to your version of the file(s),
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* but you are not obligated to do so. If you do not wish to do so, delete this
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* exception statement from your version.
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*/
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#include "fspathedit.h"
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#include <QAction>
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#include <QApplication>
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#include <QFileDialog>
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#include <QHBoxLayout>
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#include <QStyle>
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#include <QToolButton>
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#include "base/utils/fs.h"
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#include "fspathedit_p.h"
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namespace
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{
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struct TrStringWithComment
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{
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const char *source;
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const char *comment;
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QString tr() const
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{
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return QObject::tr(source, comment);
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}
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};
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constexpr TrStringWithComment browseButtonBriefText =
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QT_TRANSLATE_NOOP3("FileSystemPathEdit", "...", "Launch file dialog button text (brief)");
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constexpr TrStringWithComment browseButtonFullText =
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QT_TRANSLATE_NOOP3("FileSystemPathEdit", "&Browse...", "Launch file dialog button text (full)");
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constexpr TrStringWithComment defaultDialogCaptionForFile =
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QT_TRANSLATE_NOOP3("FileSystemPathEdit", "Choose a file", "Caption for file open/save dialog");
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constexpr TrStringWithComment defaultDialogCaptionForDirectory =
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QT_TRANSLATE_NOOP3("FileSystemPathEdit", "Choose a folder", "Caption for directory open dialog");
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}
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class FileSystemPathEdit::FileSystemPathEditPrivate
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{
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Q_DECLARE_PUBLIC(FileSystemPathEdit)
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Q_DISABLE_COPY(FileSystemPathEditPrivate)
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FileSystemPathEditPrivate(FileSystemPathEdit *q, Private::FileEditorWithCompletion *editor);
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void modeChanged();
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void browseActionTriggered();
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QString dialogCaptionOrDefault() const;
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FileSystemPathEdit *q_ptr;
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QScopedPointer<Private::FileEditorWithCompletion> m_editor;
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QAction *m_browseAction;
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QToolButton *m_browseBtn;
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QString m_fileNameFilter;
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Mode m_mode;
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QString m_lastSignaledPath;
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QString m_dialogCaption;
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};
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FileSystemPathEdit::FileSystemPathEditPrivate::FileSystemPathEditPrivate(
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FileSystemPathEdit *q, Private::FileEditorWithCompletion *editor)
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: q_ptr {q}
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, m_editor {editor}
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, m_browseAction {new QAction(q)}
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, m_browseBtn {new QToolButton(q)}
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, m_mode {FileSystemPathEdit::Mode::FileOpen}
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{
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m_browseAction->setIconText(browseButtonBriefText.tr());
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m_browseAction->setText(browseButtonFullText.tr());
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m_browseAction->setToolTip(browseButtonFullText.tr().remove(QLatin1Char('&')));
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m_browseAction->setShortcut(Qt::CTRL + Qt::Key_B);
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m_browseBtn->setDefaultAction(m_browseAction);
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m_fileNameFilter = tr("Any file") + QLatin1String(" (*)");
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m_editor->setBrowseAction(m_browseAction);
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modeChanged();
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}
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void FileSystemPathEdit::FileSystemPathEditPrivate::browseActionTriggered()
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{
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Q_Q(FileSystemPathEdit);
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QString filter = q->fileNameFilter();
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QString directory = q->currentDirectory().isEmpty() ? QDir::homePath() : q->currentDirectory();
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QString selectedPath;
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switch (m_mode) {
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case FileSystemPathEdit::Mode::FileOpen:
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selectedPath = QFileDialog::getOpenFileName(q, dialogCaptionOrDefault(), directory, filter);
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break;
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case FileSystemPathEdit::Mode::FileSave:
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selectedPath = QFileDialog::getSaveFileName(q, dialogCaptionOrDefault(), directory, filter, &filter);
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break;
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case FileSystemPathEdit::Mode::DirectoryOpen:
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case FileSystemPathEdit::Mode::DirectorySave:
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selectedPath = QFileDialog::getExistingDirectory(q, dialogCaptionOrDefault(),
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directory, QFileDialog::DontResolveSymlinks | QFileDialog::ShowDirsOnly);
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break;
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default:
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throw std::logic_error("Unknown FileSystemPathEdit mode");
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}
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if (!selectedPath.isEmpty())
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q->setEditWidgetText(selectedPath);
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}
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QString FileSystemPathEdit::FileSystemPathEditPrivate::dialogCaptionOrDefault() const
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{
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if (!m_dialogCaption.isEmpty())
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return m_dialogCaption;
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switch (m_mode) {
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case FileSystemPathEdit::Mode::FileOpen:
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case FileSystemPathEdit::Mode::FileSave:
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return defaultDialogCaptionForFile.tr();
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case FileSystemPathEdit::Mode::DirectoryOpen:
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case FileSystemPathEdit::Mode::DirectorySave:
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return defaultDialogCaptionForDirectory.tr();
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default:
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throw std::logic_error("Unknown FileSystemPathEdit mode");
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}
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}
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void FileSystemPathEdit::FileSystemPathEditPrivate::modeChanged()
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{
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QStyle::StandardPixmap pixmap = QStyle::SP_DialogOpenButton;
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bool showDirsOnly = false;
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switch (m_mode) {
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case FileSystemPathEdit::Mode::FileOpen:
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case FileSystemPathEdit::Mode::FileSave:
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pixmap = QStyle::SP_DialogOpenButton;
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showDirsOnly = false;
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break;
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case FileSystemPathEdit::Mode::DirectoryOpen:
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case FileSystemPathEdit::Mode::DirectorySave:
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pixmap = QStyle::SP_DirOpenIcon;
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showDirsOnly = true;
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break;
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default:
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throw std::logic_error("Unknown FileSystemPathEdit mode");
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}
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m_browseAction->setIcon(QApplication::style()->standardIcon(pixmap));
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m_editor->completeDirectoriesOnly(showDirsOnly);
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}
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FileSystemPathEdit::FileSystemPathEdit(Private::FileEditorWithCompletion *editor, QWidget *parent)
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: QWidget(parent)
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, d_ptr(new FileSystemPathEditPrivate(this, editor))
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{
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Q_D(FileSystemPathEdit);
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editor->widget()->setParent(this);
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QHBoxLayout *layout = new QHBoxLayout(this);
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layout->addWidget(editor->widget());
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layout->addWidget(d->m_browseBtn);
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connect(d->m_browseAction, &QAction::triggered, [this]() {this->d_func()->browseActionTriggered();});
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}
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FileSystemPathEdit::~FileSystemPathEdit() = default;
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QString FileSystemPathEdit::selectedPath() const
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{
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return Utils::Fs::fromNativePath(editWidgetText());
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}
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void FileSystemPathEdit::setSelectedPath(const QString &val)
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{
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Q_D(FileSystemPathEdit);
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setEditWidgetText(Utils::Fs::toNativePath(val));
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d->m_editor->widget()->setToolTip(val);
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}
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QString FileSystemPathEdit::fileNameFilter() const
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{
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Q_D(const FileSystemPathEdit);
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return d->m_fileNameFilter;
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}
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void FileSystemPathEdit::setFileNameFilter(const QString &val)
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{
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Q_D(FileSystemPathEdit);
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d->m_fileNameFilter = val;
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#if 0
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// QFileSystemModel applies name filters to directories too.
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// To use the filters we have to subclass QFileSystemModel and skip directories while filtering
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// extract file masks
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const int openBracePos = val.indexOf(QLatin1Char('('), 0);
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const int closeBracePos = val.indexOf(QLatin1Char(')'), openBracePos + 1);
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if ((openBracePos > 0) && (closeBracePos > 0) && (closeBracePos > openBracePos + 2)) {
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QString filterString = val.mid(openBracePos + 1, closeBracePos - openBracePos - 1);
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if (filterString == QLatin1String("*")) { // no filters
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d->m_editor->setFilenameFilters({});
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}
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else {
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QStringList filters = filterString.split(QLatin1Char(' '), QString::SkipEmptyParts);
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d->m_editor->setFilenameFilters(filters);
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}
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}
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else {
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d->m_editor->setFilenameFilters({});
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}
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#endif
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}
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bool FileSystemPathEdit::briefBrowseButtonCaption() const
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{
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Q_D(const FileSystemPathEdit);
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return d->m_browseBtn->text() == browseButtonBriefText.tr();
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}
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void FileSystemPathEdit::setBriefBrowseButtonCaption(bool brief)
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{
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Q_D(FileSystemPathEdit);
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d->m_browseBtn->setText(brief ? browseButtonBriefText.tr() : browseButtonFullText.tr());
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}
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void FileSystemPathEdit::onPathEdited()
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{
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Q_D(FileSystemPathEdit);
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QString newPath = selectedPath();
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if (newPath != d->m_lastSignaledPath) {
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emit selectedPathChanged(newPath);
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d->m_lastSignaledPath = newPath;
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d->m_editor->widget()->setToolTip(editWidgetText());
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}
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}
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FileSystemPathEdit::Mode FileSystemPathEdit::mode() const
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{
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Q_D(const FileSystemPathEdit);
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return d->m_mode;
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}
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void FileSystemPathEdit::setMode(FileSystemPathEdit::Mode theMode)
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{
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Q_D(FileSystemPathEdit);
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d->m_mode = theMode;
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d->modeChanged();
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}
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QString FileSystemPathEdit::dialogCaption() const
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{
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Q_D(const FileSystemPathEdit);
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return d->m_dialogCaption;
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}
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void FileSystemPathEdit::setDialogCaption(const QString &caption)
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{
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Q_D(FileSystemPathEdit);
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d->m_dialogCaption = caption;
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}
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QString FileSystemPathEdit::currentDirectory() const
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{
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return QFileInfo(selectedPath()).absoluteDir().absolutePath();
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}
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QWidget *FileSystemPathEdit::editWidgetImpl() const
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{
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Q_D(const FileSystemPathEdit);
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return d->m_editor->widget();
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}
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// ------------------------- FileSystemPathLineEdit ----------------------
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FileSystemPathLineEdit::FileSystemPathLineEdit(QWidget *parent)
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: FileSystemPathEdit(new WidgetType(), parent)
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{
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connect(editWidget<WidgetType>(), &QLineEdit::editingFinished, this, &FileSystemPathLineEdit::onPathEdited);
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connect(editWidget<WidgetType>(), &QLineEdit::textChanged, this, &FileSystemPathLineEdit::onPathEdited);
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}
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QString FileSystemPathLineEdit::editWidgetText() const
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{
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return editWidget<WidgetType>()->text();
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}
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void FileSystemPathLineEdit::clear()
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{
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editWidget<WidgetType>()->clear();
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}
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void FileSystemPathLineEdit::setEditWidgetText(const QString &text)
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{
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editWidget<WidgetType>()->setText(text);
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}
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// ----------------------- FileSystemPathComboEdit -----------------------
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FileSystemPathComboEdit::FileSystemPathComboEdit(QWidget *parent)
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: FileSystemPathEdit(new WidgetType(), parent)
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{
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editWidget<WidgetType>()->setEditable(true);
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connect(editWidget<WidgetType>(), &QComboBox::currentTextChanged, this, &FileSystemPathComboEdit::onPathEdited);
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connect(editWidget<WidgetType>()->lineEdit(), &QLineEdit::editingFinished, this, &FileSystemPathComboEdit::onPathEdited);
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}
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void FileSystemPathComboEdit::clear()
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{
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editWidget<WidgetType>()->clear();
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}
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int FileSystemPathComboEdit::count() const
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{
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return editWidget<WidgetType>()->count();
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}
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QString FileSystemPathComboEdit::item(int index) const
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{
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return Utils::Fs::fromNativePath(editWidget<WidgetType>()->itemText(index));
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}
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void FileSystemPathComboEdit::addItem(const QString &text)
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{
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editWidget<WidgetType>()->addItem(Utils::Fs::toNativePath(text));
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}
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void FileSystemPathComboEdit::insertItem(int index, const QString& text)
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{
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editWidget<WidgetType>()->insertItem(index, Utils::Fs::toNativePath(text));
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}
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int FileSystemPathComboEdit::currentIndex() const
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{
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return editWidget<WidgetType>()->currentIndex();
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}
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void FileSystemPathComboEdit::setCurrentIndex(int index)
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{
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editWidget<WidgetType>()->setCurrentIndex(index);
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}
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QString FileSystemPathComboEdit::editWidgetText() const
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{
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return editWidget<WidgetType>()->currentText();
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}
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void FileSystemPathComboEdit::setEditWidgetText(const QString &text)
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{
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editWidget<WidgetType>()->setCurrentText(text);
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}
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