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230 lines
7.2 KiB
230 lines
7.2 KiB
/* coded by Ketmar // Vampire Avalon (psyc://ketmar.no-ip.org/~Ketmar)
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* (c)DWTFYW
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*
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* This program is free software. It comes without any warranty, to
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* the extent permitted by applicable law. You can redistribute it
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* and/or modify it under the terms of the Do What The Fuck You Want
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* To Public License, Version 2, as published by Sam Hocevar. See
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* http://sam.zoy.org/wtfpl/COPYING for more details.
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*/
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// 2014-04-10 modified by Hong Jen Yee (PCMan) for integration with lxqt-config-input
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#include <QDebug>
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#include "selectwnd.h"
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#include <QKeyEvent>
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#include <QMessageBox>
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#include <QTimer>
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#include <QWidget>
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#include <QPushButton>
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#include <QToolTip>
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#include "cfgfile.h"
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#include "crtheme.h"
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#include "thememodel.h"
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#include "itemdelegate.h"
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#include "xcrimg.h"
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#include "xcrxcur.h"
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#include "xcrtheme.h"
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#include <LXQt/Settings>
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#include <XdgIcon>
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#include <QTextStream>
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#include <QProcess>
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#define HOME_ICON_DIR QDir::homePath() + "/.icons"
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SelectWnd::SelectWnd(LXQt::Settings* settings, QWidget *parent) : QWidget(parent), mSettings(settings)
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{
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setupUi(this);
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warningLabel->hide();
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mModel = new XCursorThemeModel(this);
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int size = style()->pixelMetric(QStyle::PM_LargeIconSize);
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lbThemes->setModel(mModel);
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lbThemes->setItemDelegate(new ItemDelegate(this));
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lbThemes->setIconSize(QSize(size, size));
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lbThemes->setSelectionMode(QAbstractItemView::SingleSelection);
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// Make sure we find out about selection changes
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connect(lbThemes->selectionModel(), SIGNAL(currentChanged(const QModelIndex &, const QModelIndex &)),
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SLOT(currentChanged(const QModelIndex &, const QModelIndex &)));
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// display/hide warning label
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connect(mModel, SIGNAL(modelReset()),
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this, SLOT(handleWarning()));
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connect(mModel, SIGNAL(rowsInserted(const QModelIndex&, int, int)),
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this, SLOT(handleWarning()));
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connect(mModel, SIGNAL(rowsRemoved(const QModelIndex&, int, int)),
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this, SLOT(handleWarning()));
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connect(warningLabel, SIGNAL(showDirInfo()),
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this, SLOT(showDirInfo()));
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// Disable the install button if we can't install new themes to ~/.icons,
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// or Xcursor isn't set up to look for cursor themes there
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btInstall->setEnabled(mModel->searchPaths().contains(HOME_ICON_DIR) && iconsIsWritable());
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// TODO/FIXME: btInstall functionality
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btInstall->hide();
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btRemove->hide();
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//QTimer::singleShot(0, this, SLOT(setCurrent()));
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handleWarning();
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}
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SelectWnd::~SelectWnd()
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{
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}
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void SelectWnd::setCurrent()
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{
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lbThemes->selectionModel()->clear();
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QString ct = getCurrentTheme();
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mAppliedIndex = mModel->defaultIndex();
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if (!ct.isEmpty()) mAppliedIndex = mModel->findIndex(ct);
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else mAppliedIndex = mModel->defaultIndex();
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if (mAppliedIndex.isValid())
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{
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const XCursorThemeData *theme = mModel->theme(mAppliedIndex);
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// Select the current theme
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selectRow(mAppliedIndex);
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lbThemes->scrollTo(mAppliedIndex, QListView::PositionAtCenter);
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// Update the preview widget as well
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if (theme) preview->setTheme(*theme);// else preview->clearTheme();
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}
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}
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bool SelectWnd::iconsIsWritable() const
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{
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const QFileInfo icons = QFileInfo(HOME_ICON_DIR);
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const QFileInfo home = QFileInfo(QDir::homePath());
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return ((icons.exists() && icons.isDir() && icons.isWritable()) || (!icons.exists() && home.isWritable()));
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}
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/*
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void SelectWnd::keyPressEvent(QKeyEvent *e)
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{
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if (e->key() == Qt::Key_Escape) close();
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}
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*/
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void SelectWnd::selectRow(int row) const
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{
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// Create a selection that stretches across all columns
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QModelIndex from = mModel->index(row, 0);
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QModelIndex to = mModel->index(row, mModel->columnCount()-1);
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QItemSelection selection(from, to);
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lbThemes->selectionModel()->select(selection, QItemSelectionModel::Select);
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lbThemes->selectionModel()->setCurrentIndex(mAppliedIndex, QItemSelectionModel::NoUpdate);
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}
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void SelectWnd::currentChanged(const QModelIndex ¤t, const QModelIndex &previous)
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{
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Q_UNUSED(previous)
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if (current.isValid()) {
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const XCursorThemeData *theme = mModel->theme(current);
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if (theme) {
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preview->setTheme(*theme);
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btRemove->setEnabled(theme->isWritable());
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} else {
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preview->clearTheme();
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}
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// directly apply the current settings
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applyCurrent();
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} else {
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preview->clearTheme();
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}
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//emit changed(mAppliedIndex != current);
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}
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void SelectWnd::on_btInstall_clicked()
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{
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qDebug() << "'install' clicked";
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}
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void SelectWnd::applyCurrent()
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{
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//qDebug() << "'set' clicked";
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const XCursorThemeData *theme = mModel->theme(lbThemes->currentIndex());
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if (!theme) return;
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applyTheme(*theme);
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fixXDefaults(theme->name());
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// call xrdb to merge the new settings in ~/.Xdefaults
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// FIXME: need to check if we're running in X?
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QProcess xrdb;
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xrdb.start("xrdb -merge " + QDir::home().path() + "/.Xdefaults");
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xrdb.waitForFinished();
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// old razor-qt and lxqt versions use $XCURSOR_THEME environment variable
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// for this, but it's less flexible and more problematic. Let's deprecate its use.
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mSettings->beginGroup("Environment");
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mSettings->remove("XCURSOR_THEME"); // ensure that we're not using XCURSOR_THEME
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mSettings->endGroup();
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// save to Mouse/cursor_theme instead
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mSettings->beginGroup("Mouse");
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mSettings->setValue("cursor_theme", theme->name());
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mSettings->endGroup();
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// The XCURSOR_THEME environment varialbe does not work sometimes.
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// Besides, XDefaults values are not used by Qt.
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// So, let's write the new theme name to ~/.icons/default/index.theme.
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// This is the most reliable way.
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// QSettings will encode the group name "Icon Theme" to "Icon%20Theme" and there is no way to turn it off.
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// So let's not use it here. :-(
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QString dirPath = HOME_ICON_DIR + "/default";
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QDir().mkpath(dirPath); // ensure the existence of the ~/.icons/default dir
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QFile indexTheme(dirPath + "/index.theme");
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if(indexTheme.open(QIODevice::WriteOnly|QIODevice::Truncate))
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{
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QTextStream(&indexTheme) <<
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"# Written by lxqt-config-appearance\n" <<
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"[Icon Theme]\n" <<
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"Name=Default\n" <<
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"Comment=Default cursor theme\n" <<
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"Inherits=" << theme->name() << "\n";
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indexTheme.close();
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}
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}
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void SelectWnd::on_btRemove_clicked()
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{
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qDebug() << "'remove' clicked";
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const XCursorThemeData *theme = mModel->theme(lbThemes->currentIndex());
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if (!theme) return;
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QString ct = getCurrentTheme();
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if (ct == theme->name())
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{
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QMessageBox::warning(this, tr("XCurTheme error"),
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tr("You can't remove active theme!"), QMessageBox::Ok, QMessageBox::Ok);
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return;
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}
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QDir d(theme->path());
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preview->clearTheme();
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mModel->removeTheme(lbThemes->currentIndex());
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removeXCursorTheme(d);
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}
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void SelectWnd::handleWarning()
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{
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bool empty = mModel->rowCount();
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warningLabel->setVisible(!empty);
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preview->setVisible(empty);
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infoLabel->setVisible(empty);
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}
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void SelectWnd::showDirInfo()
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{
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QToolTip::showText(mapToGlobal(warningLabel->buttonPos()), mModel->searchPaths().join("\n"));
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}
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