colors.cpp 16.9 KB
Newer Older
1
2
3
4
5
/*
 * Copyright (C) 2007 Matthew Woehlke <mw_triad@users.sourceforge.net>
 * Copyright (C) 2007 Jeremy Whiting <jpwhiting@kde.org>
 * Copyright (C) 2016 Olivier Churlaud <olivier@churlaud.com>
 * Copyright (C) 2019 Kai Uwe Broulik <kde@privat.broulik.de>
6
 * Copyright (c) 2019 Cyril Rossi <cyril.rossi@enioka.com>
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
 *
 * This program 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) version 3 or any later version
 * accepted by the membership of KDE e.V. (or its successor approved
 * by the membership of KDE e.V.), which shall act as a proxy
 * defined in Section 14 of version 3 of the license.
 *
 * This program 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 this program.  If not, see <http://www.gnu.org/licenses/>.
 */

#include "colors.h"

#include <QDBusConnection>
#include <QDBusMessage>
#include <QFileInfo>
#include <QGuiApplication>
#include <QProcess>
#include <QStandardItemModel>
#include <QStandardPaths>
#include <QQuickItem>
#include <QQuickRenderControl>
#include <QQuickWindow>

#include <KAboutData>
Nate Graham's avatar
Nate Graham committed
39
#include <KColorUtils>
40
41
42
43
44
45
46
47
48
49
50
51
52
53
#include <KColorScheme>
#include <KConfigGroup>
#include <KLocalizedString>
#include <KPluginFactory>
#include <KWindowSystem>

#include <KIO/FileCopyJob>
#include <KIO/DeleteJob>
#include <KIO/JobUiDelegate>

#include <algorithm>

#include "../krdb/krdb.h"

54
55
#include "colorsmodel.h"
#include "filterproxymodel.h"
56
#include "colorssettings.h"
57
58
59
60

K_PLUGIN_FACTORY_WITH_JSON(KCMColorsFactory, "kcm_colors.json", registerPlugin<KCMColors>();)

KCMColors::KCMColors(QObject *parent, const QVariantList &args)
61
    : KQuickAddons::ManagedConfigModule(parent, args)
62
63
    , m_model(new ColorsModel(this))
    , m_filteredModel(new FilterProxyModel(this))
64
    , m_settings(new ColorsSettings(this))
65
66
    , m_config(KSharedConfig::openConfig(QStringLiteral("kdeglobals")))
{
67
68
69
    qmlRegisterUncreatableType<KCMColors>("org.kde.private.kcms.colors", 1, 0, "KCM", QStringLiteral("Cannot create instances of KCM"));
    qmlRegisterType<ColorsModel>();
    qmlRegisterType<FilterProxyModel>();
70

71
    KAboutData *about = new KAboutData(QStringLiteral("kcm_colors"), i18n("Colors"),
72
73
74
75
                                       QStringLiteral("2.0"), QString(), KAboutLicense::GPL);
    about->addAuthor(i18n("Kai Uwe Broulik"), QString(), QStringLiteral("kde@privat.broulik.de"));
    setAboutData(about);

76
77
78
79
    connect(m_model, &ColorsModel::pendingDeletionsChanged, this, [this] {
        setNeedsSave(true);
    });

80
81
82
83
84
85
86
87
88
    connect(m_model, &ColorsModel::selectedSchemeChanged, this, [this](const QString &scheme) {
        m_selectedSchemeDirty = true;
        m_settings->setColorScheme(scheme);
    });

    connect(m_settings, &ColorsSettings::colorSchemeChanged, this, [this] {
        m_model->setSelectedScheme(m_settings->colorScheme());
    });

89
90
    connect(m_model, &ColorsModel::selectedSchemeChanged, m_filteredModel, &FilterProxyModel::setSelectedScheme);
    m_filteredModel->setSourceModel(m_model);
91
92
93
94
95
96
97
}

KCMColors::~KCMColors()
{
    m_config->markAsClean();
}

98
ColorsModel *KCMColors::model() const
99
100
101
102
{
    return m_model;
}

103
FilterProxyModel *KCMColors::filteredModel() const
104
{
105
    return m_filteredModel;
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
}

bool KCMColors::downloadingFile() const
{
    return m_tempCopyJob;
}

void KCMColors::getNewStuff(QQuickItem *ctx)
{
    if (!m_newStuffDialog) {
        m_newStuffDialog = new KNS3::DownloadDialog(QStringLiteral("colorschemes.knsrc"));
        m_newStuffDialog.data()->setWindowTitle(i18n("Download New Color Schemes"));
        m_newStuffDialog->setWindowModality(Qt::WindowModal);
        m_newStuffDialog->winId(); // so it creates the windowHandle();

        connect(m_newStuffDialog.data(), &KNS3::DownloadDialog::accepted, this, [this] {
122
            m_model->load();
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146

            const auto newEntries = m_newStuffDialog->installedEntries();
            // If one new theme was installed, select the first color file in it
            if (newEntries.count() == 1) {
                QStringList installedThemes;

                const QString suffix = QStringLiteral(".colors");

                for (const QString &path : newEntries.first().installedFiles()) {
                    const QString fileName = path.section(QLatin1Char('/'), -1, -1);

                    const int suffixPos = fileName.indexOf(suffix);
                    if (suffixPos != fileName.length() - suffix.length()) {
                        continue;
                    }

                    installedThemes.append(fileName.left(suffixPos));
                }

                if (!installedThemes.isEmpty()) {
                    // The list is sorted by (potentially translated) name
                    // but that would require us parse every file, so this should be close enough
                    std::sort(installedThemes.begin(), installedThemes.end());

147
                    m_model->setSelectedScheme(installedThemes.constFirst());
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
                }
            }
        });
    }

    if (ctx && ctx->window()) {
        m_newStuffDialog->windowHandle()->setTransientParent(ctx->window());
    }

    m_newStuffDialog.data()->show();
}

void KCMColors::installSchemeFromFile(const QUrl &url)
{
    if (url.isLocalFile()) {
        installSchemeFile(url.toLocalFile());
        return;
    }

    if (m_tempCopyJob) {
        return;
    }

    m_tempInstallFile.reset(new QTemporaryFile());
    if (!m_tempInstallFile->open()) {
        emit showErrorMessage(i18n("Unable to create a temporary file."));
        m_tempInstallFile.reset();
        return;
    }

    // Ideally we copied the file into the proper location right away but
    // (for some reason) we determine the file name from the "Name" inside the file
    m_tempCopyJob = KIO::file_copy(url, QUrl::fromLocalFile(m_tempInstallFile->fileName()),
                                    -1, KIO::Overwrite);
    m_tempCopyJob->uiDelegate()->setAutoErrorHandlingEnabled(true);
    emit downloadingFileChanged();

    connect(m_tempCopyJob, &KIO::FileCopyJob::result, this, [this, url](KJob *job) {
        if (job->error() != KJob::NoError) {
            emit showErrorMessage(i18n("Unable to download the color scheme: %1", job->errorText()));
            return;
        }

        installSchemeFile(m_tempInstallFile->fileName());
        m_tempInstallFile.reset();
    });
    connect(m_tempCopyJob, &QObject::destroyed, this, &KCMColors::downloadingFileChanged);
}

void KCMColors::installSchemeFile(const QString &path)
{
    KSharedConfigPtr config = KSharedConfig::openConfig(path, KConfig::SimpleConfig);

    KConfigGroup group(config, "General");
    const QString name = group.readEntry("Name");

    if (name.isEmpty()) {
        emit showErrorMessage(i18n("This file is not a color scheme file."));
        return;
    }

    // Do not overwrite another scheme
    int increment = 0;
    QString newName = name;
    QString testpath;
    do {
        if (increment) {
            newName = name + QString::number(increment);
        }
        testpath = QStandardPaths::locate(QStandardPaths::GenericDataLocation,
            QStringLiteral("color-schemes/%1.colors").arg(newName));
        increment++;
    } while (!testpath.isEmpty());

    QString newPath = QStandardPaths::writableLocation(QStandardPaths::GenericDataLocation) + QLatin1String("/color-schemes/");

    if (!QDir().mkpath(newPath)) {
        emit showErrorMessage(i18n("Failed to create 'color-scheme' data folder."));
        return;
    }

    newPath += newName + QLatin1String(".colors");

    if (!QFile::copy(path, newPath)) {
        emit showErrorMessage(i18n("Failed to copy color scheme into 'color-scheme' data folder."));
        return;
    }

    // Update name
    KSharedConfigPtr config2 = KSharedConfig::openConfig(newPath, KConfig::SimpleConfig);
    KConfigGroup group2(config2, "General");
    group2.writeEntry("Name", newName);
    config2->sync();

242
    m_model->load();
243
244
245

    const auto results = m_model->match(m_model->index(0, 0), SchemeNameRole, newName);
    if (!results.isEmpty()) {
246
        m_model->setSelectedScheme(newName);
247
248
249
250
251
    }

    emit showSuccessMessage(i18n("Color scheme installed successfully."));
}

252
void KCMColors::editScheme(const QString &schemeName, QQuickItem *ctx)
253
254
255
256
257
{
    if (m_editDialogProcess) {
        return;
    }

258
    QModelIndex idx = m_model->index(m_model->indexOfScheme(schemeName), 0);
259
260
261
262
263
264
265
266
267
268

    m_editDialogProcess = new QProcess(this);
    connect(m_editDialogProcess, QOverload<int, QProcess::ExitStatus>::of(&QProcess::finished), this,
        [this](int exitCode, QProcess::ExitStatus exitStatus) {
        Q_UNUSED(exitCode);
        Q_UNUSED(exitStatus);

        const auto savedThemes = QString::fromUtf8(m_editDialogProcess->readAllStandardOutput()).split(QLatin1Char('\n'), QString::SkipEmptyParts);

        if (!savedThemes.isEmpty()) {
269
            m_model->load(); // would be cool to just reload/add the changed/new ones
270

271
            m_model->setSelectedScheme(savedThemes.last());
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
        }

        m_editDialogProcess->deleteLater();
        m_editDialogProcess = nullptr;
    });

    QStringList args;
    args << idx.data(KCMColors::SchemeNameRole).toString();
    if (idx.data(KCMColors::RemovableRole).toBool()) {
        args << QStringLiteral("--overwrite");
    }

    if (ctx && ctx->window()) {
        // QQuickWidget, used for embedding QML KCMs, renders everything into an offscreen window
        // Qt is able to resolve this on its own when setting transient parents in-process.
        // However, since we pass the ID to an external process which has no idea of this
        // we need to resolve the actual window we end up showing in.
        if (QWindow *actualWindow = QQuickRenderControl::renderWindowFor(ctx->window())) {
            if (KWindowSystem::isPlatformX11()) {
                // TODO wayland: once we have foreign surface support
                args << QStringLiteral("--attach") << (QStringLiteral("x11:") + QString::number(actualWindow->winId()));
            }
        }
    }

    m_editDialogProcess->start(QStringLiteral("kcolorschemeeditor"), args);
}

void KCMColors::load()
{
302
    ManagedConfigModule::load();
303
    m_model->load();
304
305
306
307

    m_config->markAsClean();
    m_config->reparseConfiguration();

308
    const QString schemeName = m_settings->colorScheme();
309
310

    // If the scheme named in kdeglobals doesn't exist, show a warning and use default scheme
311
    if (m_model->indexOfScheme(schemeName) == -1) {
312
        m_model->setSelectedScheme(m_settings->defaultColorSchemeValue());
313
314
        // These are normally synced but initially the model doesn't emit a change to avoid the
        // Apply button from being enabled without any user interaction. Sync manually here.
315
        m_filteredModel->setSelectedScheme(m_settings->defaultColorSchemeValue());
316
317
        emit showSchemeNotInstalledWarning(schemeName);
    } else {
318
319
        m_model->setSelectedScheme(schemeName);
        m_filteredModel->setSelectedScheme(schemeName);
320
321
322
323
    }

    {
        KConfig cfg(QStringLiteral("kcmdisplayrc"), KConfig::NoGlobals);
324
        KConfigGroup group(m_config, "General");
325
326
327
328
329
330
331
        group = KConfigGroup(&cfg, "X11");
        m_applyToAlien = group.readEntry("exportKDEColors", true);
    }
}

void KCMColors::save()
{
332
    ManagedConfigModule::save();
333
334
335
336
337
338
339
340
341
342
    if (m_selectedSchemeDirty) {
        saveColors();
    }

    processPendingDeletions();
}

void KCMColors::saveColors()
{
    const QString path = QStandardPaths::locate(QStandardPaths::GenericDataLocation,
343
        QStringLiteral("color-schemes/%1.colors").arg(m_model->selectedScheme()));
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435

    KSharedConfigPtr config = KSharedConfig::openConfig(path);

    const QStringList colorSetGroupList{
        QStringLiteral("Colors:View"),
        QStringLiteral("Colors:Window"),
        QStringLiteral("Colors:Button"),
        QStringLiteral("Colors:Selection"),
        QStringLiteral("Colors:Tooltip"),
        QStringLiteral("Colors:Complementary")
    };

    const QList<KColorScheme> colorSchemes{
        KColorScheme(QPalette::Active, KColorScheme::View, config),
        KColorScheme(QPalette::Active, KColorScheme::Window, config),
        KColorScheme(QPalette::Active, KColorScheme::Button, config),
        KColorScheme(QPalette::Active, KColorScheme::Selection, config),
        KColorScheme(QPalette::Active, KColorScheme::Tooltip, config),
        KColorScheme(QPalette::Active, KColorScheme::Complementary, config)
    };

    for (int i = 0; i < colorSchemes.length(); ++i) {
        KConfigGroup group(m_config, colorSetGroupList.value(i));
        group.writeEntry("BackgroundNormal", colorSchemes[i].background(KColorScheme::NormalBackground).color());
        group.writeEntry("BackgroundAlternate", colorSchemes[i].background(KColorScheme::AlternateBackground).color());
        group.writeEntry("ForegroundNormal", colorSchemes[i].foreground(KColorScheme::NormalText).color());
        group.writeEntry("ForegroundInactive", colorSchemes[i].foreground(KColorScheme::InactiveText).color());
        group.writeEntry("ForegroundActive", colorSchemes[i].foreground(KColorScheme::ActiveText).color());
        group.writeEntry("ForegroundLink", colorSchemes[i].foreground(KColorScheme::LinkText).color());
        group.writeEntry("ForegroundVisited", colorSchemes[i].foreground(KColorScheme::VisitedText).color());
        group.writeEntry("ForegroundNegative", colorSchemes[i].foreground(KColorScheme::NegativeText).color());
        group.writeEntry("ForegroundNeutral", colorSchemes[i].foreground(KColorScheme::NeutralText).color());
        group.writeEntry("ForegroundPositive", colorSchemes[i].foreground(KColorScheme::PositiveText).color());
        group.writeEntry("DecorationFocus", colorSchemes[i].decoration(KColorScheme::FocusColor).color());
        group.writeEntry("DecorationHover", colorSchemes[i].decoration(KColorScheme::HoverColor).color());
    }

    KConfigGroup groupWMTheme(config, "WM");
    KConfigGroup groupWMOut(m_config, "WM");

    const QStringList colorItemListWM{
        QStringLiteral("activeBackground"),
        QStringLiteral("activeForeground"),
        QStringLiteral("inactiveBackground"),
        QStringLiteral("inactiveForeground"),
        QStringLiteral("activeBlend"),
        QStringLiteral("inactiveBlend")
    };

    const QVector<QColor> defaultWMColors{
        QColor(71,80,87),
        QColor(239,240,241),
        QColor(239,240,241),
        QColor(189,195,199),
        QColor(255,255,255),
        QColor(75,71,67)
    };

    int i = 0;
    for (const QString &coloritem : colorItemListWM) {
        groupWMOut.writeEntry(coloritem, groupWMTheme.readEntry(coloritem, defaultWMColors.value(i)));
        ++i;
    }

    const QStringList groupNameList{
        QStringLiteral("ColorEffects:Inactive"),
        QStringLiteral("ColorEffects:Disabled")
    };

    const QStringList effectList{
        QStringLiteral("Enable"),
        QStringLiteral("ChangeSelectionColor"),
        QStringLiteral("IntensityEffect"),
        QStringLiteral("IntensityAmount"),
        QStringLiteral("ColorEffect"),
        QStringLiteral("ColorAmount"),
        QStringLiteral("Color"),
        QStringLiteral("ContrastEffect"),
        QStringLiteral("ContrastAmount")
    };

    for (const QString &groupName : groupNameList) {
        KConfigGroup groupEffectOut(m_config, groupName);
        KConfigGroup groupEffectTheme(config, groupName);

        for (const QString &effect : effectList) {
            groupEffectOut.writeEntry(effect, groupEffectTheme.readEntry(effect));
        }
    }

    m_config->sync();

Nate Graham's avatar
Nate Graham committed
436
437
    runRdb(KRdbExportQtColors | KRdbExportGtkTheme | KRdbExportGtkColors | (m_applyToAlien ? KRdbExportColors : 0));

438
    saveGtkColors(config);
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453

    QDBusMessage message = QDBusMessage::createSignal(QStringLiteral("/KGlobalSettings"),
                                                      QStringLiteral("org.kde.KGlobalSettings"),
                                                      QStringLiteral("notifyChange"));
    message.setArguments({
        0, //previous KGlobalSettings::PaletteChanged. This is now private API in khintsettings
        0  //unused in palette changed but needed for the DBus signature
    });
    QDBusConnection::sessionBus().send(message);

    m_selectedSchemeDirty = false;
}

void KCMColors::processPendingDeletions()
{
454
    const QStringList pendingDeletions = m_model->pendingDeletions();
455

456
457
    for (const QString &schemeName : pendingDeletions) {
        Q_ASSERT(schemeName != m_model->selectedScheme());
458
459
460
461
462
463
464
465
466

        const QString path = QStandardPaths::locate(QStandardPaths::GenericDataLocation,
            QStringLiteral("color-schemes/%1.colors").arg(schemeName));

        auto *job = KIO::del(QUrl::fromLocalFile(path), KIO::HideProgressInfo);
        // needs to block for it to work on "OK" where the dialog (kcmshell) closes
        job->exec();
    }

467
    m_model->removeItemsPendingDeletion();
468
469
470
}

#include "colors.moc"