nextcloud-desktop/src/libsync/theme.h
Dimitri Papadopoulos 9d830e94f9 Fix typos found by codespell
Signed-off-by: Dimitri Papadopoulos <3234522+DimitriPapadopoulos@users.noreply.github.com>
2023-06-21 08:47:13 +02:00

653 lines
22 KiB
C++

/*
* Copyright (C) by Klaas Freitag <freitag@owncloud.com>
*
* 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) any later version.
*
* 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.
*/
#ifndef _THEME_H
#define _THEME_H
#include <QIcon>
#include <QObject>
#include <QPalette>
#include <QGuiApplication>
#include "syncresult.h"
class QString;
class QObject;
class QPixmap;
class QColor;
class QPaintDevice;
namespace OCC {
class SyncResult;
/**
* @brief The Theme class
* @ingroup libsync
*/
class OWNCLOUDSYNC_EXPORT Theme : public QObject
{
Q_OBJECT
Q_PROPERTY(bool branded READ isBranded CONSTANT)
Q_PROPERTY(QString appNameGUI READ appNameGUI CONSTANT)
Q_PROPERTY(QString appName READ appName CONSTANT)
Q_PROPERTY(QUrl stateOnlineImageSource READ stateOnlineImageSource CONSTANT)
Q_PROPERTY(QUrl stateOfflineImageSource READ stateOfflineImageSource CONSTANT)
Q_PROPERTY(QUrl statusOnlineImageSource READ statusOnlineImageSource CONSTANT)
Q_PROPERTY(QUrl statusDoNotDisturbImageSource READ statusDoNotDisturbImageSource CONSTANT)
Q_PROPERTY(QUrl statusAwayImageSource READ statusAwayImageSource CONSTANT)
Q_PROPERTY(QUrl statusInvisibleImageSource READ statusInvisibleImageSource CONSTANT)
#ifndef TOKEN_AUTH_ONLY
Q_PROPERTY(QIcon folderDisabledIcon READ folderDisabledIcon CONSTANT)
Q_PROPERTY(QIcon folderOfflineIcon READ folderOfflineIcon CONSTANT)
Q_PROPERTY(QIcon applicationIcon READ applicationIcon CONSTANT)
#endif
Q_PROPERTY(QString version READ version CONSTANT)
Q_PROPERTY(QString helpUrl READ helpUrl CONSTANT)
Q_PROPERTY(QString conflictHelpUrl READ conflictHelpUrl CONSTANT)
Q_PROPERTY(QString overrideServerUrl READ overrideServerUrl WRITE setOverrideServerUrl NOTIFY overrideServerUrlChanged)
Q_PROPERTY(bool forceOverrideServerUrl READ forceOverrideServerUrl WRITE setForceOverrideServerUrl NOTIFY forceOverrideServerUrlChanged)
Q_PROPERTY(bool isVfsEnabled READ isVfsEnabled WRITE setVfsEnabled NOTIFY vfsEnabledChanged)
Q_PROPERTY(bool startLoginFlowAutomatically READ startLoginFlowAutomatically WRITE setStartLoginFlowAutomatically NOTIFY startLoginFlowAutomaticallyChanged)
#ifndef TOKEN_AUTH_ONLY
Q_PROPERTY(QColor wizardHeaderTitleColor READ wizardHeaderTitleColor CONSTANT)
Q_PROPERTY(QColor wizardHeaderBackgroundColor READ wizardHeaderBackgroundColor CONSTANT)
#endif
Q_PROPERTY(QString updateCheckUrl READ updateCheckUrl CONSTANT)
Q_PROPERTY(QColor defaultColor READ defaultColor CONSTANT)
Q_PROPERTY(QPalette systemPalette READ systemPalette NOTIFY systemPaletteChanged)
Q_PROPERTY(bool darkMode READ darkMode NOTIFY darkModeChanged)
public:
enum CustomMediaType {
oCSetupTop, // ownCloud connect page
oCSetupSide,
oCSetupBottom,
oCSetupResultTop // ownCloud connect result page
};
/* returns a singleton instance. */
static Theme *instance();
~Theme() override;
/**
* @brief isBranded indicates if the current application is branded
*
* By default, it is considered branded if the APPLICATION_NAME is
* different from "Nextcloud".
*
* @return true if branded, false otherwise
*/
[[nodiscard]] bool isBranded() const;
/**
* @brief appNameGUI - Human readable application name.
*
* Use and redefine this if the human readable name contains spaces,
* special chars and such.
*
* By default, the name is derived from the APPLICATION_NAME
* cmake variable.
*
* @return QString with human readable app name.
*/
[[nodiscard]] QString appNameGUI() const;
/**
* @brief appName - Application name (short)
*
* Use and redefine this as an application name. Keep it straight as
* it is used for config files etc. If you need a more sophisticated
* name in the GUI, redefine appNameGUI.
*
* By default, the name is derived from the APPLICATION_SHORTNAME
* cmake variable, and should be the same. This method is only
* reimplementable for legacy reasons.
*
* Warning: Do not modify this value, as many things, e.g. settings
* depend on it! You most likely want to modify \ref appNameGUI().
*
* @return QString with app name.
*/
[[nodiscard]] QString appName() const;
/**
* @brief Returns full path to an online state icon
* @return QUrl full path to an icon
*/
[[nodiscard]] QUrl stateOnlineImageSource() const;
/**
* @brief Returns full path to an offline state icon
* @return QUrl full path to an icon
*/
[[nodiscard]] QUrl stateOfflineImageSource() const;
/**
* @brief Returns full path to an online user status icon
* @return QUrl full path to an icon
*/
[[nodiscard]] QUrl statusOnlineImageSource() const;
/**
* @brief Returns full path to an do not disturb user status icon
* @return QUrl full path to an icon
*/
[[nodiscard]] QUrl statusDoNotDisturbImageSource() const;
/**
* @brief Returns full path to an away user status icon
* @return QUrl full path to an icon
*/
[[nodiscard]] QUrl statusAwayImageSource() const;
/**
* @brief Returns full path to an invisible user status icon
* @return QUrl full path to an icon
*/
[[nodiscard]] QUrl statusInvisibleImageSource() const;
[[nodiscard]] QUrl syncStatusOk() const;
[[nodiscard]] QUrl syncStatusError() const;
[[nodiscard]] QUrl syncStatusRunning() const;
[[nodiscard]] QUrl syncStatusPause() const;
[[nodiscard]] QUrl syncStatusWarning() const;
[[nodiscard]] QUrl folderOffline() const;
/**
* @brief configFileName
* @return the name of the config file.
*/
[[nodiscard]] QString configFileName() const;
#ifndef TOKEN_AUTH_ONLY
static QString hidpiFileName(const QString &fileName, QPaintDevice *dev = nullptr);
static QString hidpiFileName(const QString &iconName, const QColor &backgroundColor, QPaintDevice *dev = nullptr);
static bool isHidpi(QPaintDevice *dev = nullptr);
/**
* get an sync state icon
*/
[[nodiscard]] QIcon syncStateIcon(SyncResult::Status, bool sysTray = false) const;
[[nodiscard]] QIcon folderDisabledIcon() const;
[[nodiscard]] QIcon folderOfflineIcon(bool sysTray = false) const;
[[nodiscard]] QIcon applicationIcon() const;
#endif
[[nodiscard]] QString statusHeaderText(SyncResult::Status) const;
[[nodiscard]] QString version() const;
/**
* Characteristics: bool if more than one sync folder is allowed
*/
[[nodiscard]] bool singleSyncFolder() const;
/**
* When true, client works with multiple accounts.
*/
[[nodiscard]] bool multiAccount() const;
/**
* URL to documentation.
*
* This is opened in the browser when the "Help" action is selected from the tray menu.
*
* If the function is overridden to return an empty string the action is removed from
* the menu.
*
* Defaults to Nextclouds client documentation website.
*/
[[nodiscard]] QString helpUrl() const;
/**
* The url to use for showing help on conflicts.
*
* If the function is overridden to return an empty string no help link will be shown.
*
* Defaults to helpUrl() + "conflicts.html", which is a page in ownCloud's client
* documentation website. If helpUrl() is empty, this function will also return the
* empty string.
*/
[[nodiscard]] QString conflictHelpUrl() const;
/**
* Setting a value here will pre-define the server url.
*
* The respective UI controls will be disabled only if forceOverrideServerUrl() is true
*/
[[nodiscard]] QString overrideServerUrl() const;
/**
* Enforce a pre-defined server url.
*
* When true, the respective UI controls will be disabled
*/
[[nodiscard]] bool forceOverrideServerUrl() const;
/**
* Enforce use of virtual files whenever possible.
*/
[[nodiscard]] bool isVfsEnabled() const;
/**
* Automatically start login flow
*
* When true, the browser will get opened automatically
*/
[[nodiscard]] bool startLoginFlowAutomatically() const;
/**
* Enable OCSP stapling for SSL handshakes
*
* When true, peer will be requested for Online Certificate Status Protocol response
*/
[[nodiscard]] bool enableStaplingOCSP() const;
/**
* Enforce SSL validity
*
* When true, trusting the untrusted certificate is not allowed
*/
[[nodiscard]] bool forbidBadSSL() const;
/**
* Forbid use of proxy
*
* When true, the app always connects to the server directly
*/
[[nodiscard]] bool doNotUseProxy() const;
/**
* This is only useful when previous version had a different overrideServerUrl
* with a different auth type in that case You should then specify "http" or "shibboleth".
* Normally this should be left empty.
*/
[[nodiscard]] QString forceConfigAuthType() const;
/**
* The default folder name without path on the server at setup time.
*/
[[nodiscard]] QString defaultServerFolder() const;
/**
* The default folder name without path on the client side at setup time.
*/
[[nodiscard]] QString defaultClientFolder() const;
/**
* Override to encforce a particular locale, i.e. "de" or "pt_BR"
*/
[[nodiscard]] QString enforcedLocale() const { return QString(); }
/** colored, white or black */
[[nodiscard]] QString systrayIconFlavor(bool mono) const;
#ifndef TOKEN_AUTH_ONLY
/**
* Override to use a string or a custom image name.
* The default implementation will try to look up
* :/client/theme/<type>.png
*/
[[nodiscard]] QVariant customMedia(CustomMediaType type);
/** @return color for the setup wizard */
[[nodiscard]] QColor wizardHeaderTitleColor() const;
/** @return color for the setup wizard. */
[[nodiscard]] QColor wizardHeaderBackgroundColor() const;
[[nodiscard]] QPixmap wizardApplicationLogo() const;
/** @return logo for the setup wizard. */
[[nodiscard]] QPixmap wizardHeaderLogo() const;
/**
* The default implementation creates a
* background based on
* \ref wizardHeaderTitleColor().
*
* @return banner for the setup wizard.
*/
[[nodiscard]] QPixmap wizardHeaderBanner() const;
#endif
/**
* The SHA sum of the released git commit
*/
[[nodiscard]] QString gitSHA1() const;
/**
* About dialog contents
*/
[[nodiscard]] QString about() const;
/**
* Legal notice dialog version detail contents
*/
[[nodiscard]] QString aboutDetails() const;
/**
* Define if the systray icons should be using mono design
*/
void setSystrayUseMonoIcons(bool mono);
/**
* Retrieve whether to use mono icons for systray
*/
[[nodiscard]] bool systrayUseMonoIcons() const;
/**
* Check if mono icons are available
*/
[[nodiscard]] bool monoIconsAvailable() const;
/**
* @brief Where to check for new Updates.
*/
[[nodiscard]] QString updateCheckUrl() const;
/**
* When true, the setup wizard will show the selective sync dialog by default and default
* to nothing selected
*/
[[nodiscard]] bool wizardSelectiveSyncDefaultNothing() const;
/**
* Default option for the newBigFolderSizeLimit.
* Size in MB of the maximum size of folder before we ask the confirmation.
* Set -1 to never ask confirmation. 0 to ask confirmation for every folder.
**/
[[nodiscard]] qint64 newBigFolderSizeLimit() const;
/**
* Hide the checkbox that says "Ask for confirmation before synchronizing folders larger than X MB"
* in the account wizard
*/
[[nodiscard]] bool wizardHideFolderSizeLimitCheckbox() const;
/**
* Hide the checkbox that says "Ask for confirmation before synchronizing external storages"
* in the account wizard
*/
[[nodiscard]] bool wizardHideExternalStorageConfirmationCheckbox() const;
/**
* @brief Sharing options
*
* Allow link sharing and or user/group sharing
*/
[[nodiscard]] bool linkSharing() const;
[[nodiscard]] bool userGroupSharing() const;
/**
* If this returns true, the user cannot configure the proxy in the network settings.
* The proxy settings will be disabled in the configuration dialog.
* Default returns false.
*/
[[nodiscard]] bool forceSystemNetworkProxy() const;
/**
* @brief How to handle the userID
*
* @value UserIDUserName Wizard asks for username as ID
* @value UserIDEmail Wizard asks for an email as ID
* @value UserIDCustom Specify string in \ref customUserID
*/
enum UserIDType { UserIDUserName = 0,
UserIDEmail,
UserIDCustom };
/** @brief What to display as the userID (e.g. in the wizards)
*
* @return UserIDType::UserIDUserName, unless reimplemented
*/
[[nodiscard]] UserIDType userIDType() const;
/**
* @brief Allows to customize the type of user ID (e.g. user name, email)
*
* @note This string cannot be translated, but is still useful for
* referencing brand name IDs (e.g. "ACME ID", when using ACME.)
*
* @return An empty string, unless reimplemented
*/
[[nodiscard]] QString customUserID() const;
/**
* @brief Demo string to be displayed when no text has been
* entered for the user id (e.g. mylogin@company.com)
*
* @return An empty string, unless reimplemented
*/
[[nodiscard]] QString userIDHint() const;
/**
* @brief Postfix that will be enforced in a URL. e.g.
* ".myhosting.com".
*
* @return An empty string, unless reimplemented
*/
[[nodiscard]] QString wizardUrlPostfix() const;
/**
* @brief String that will be shown as long as no text has been entered by the user.
*
* @return An empty string, unless reimplemented
*/
[[nodiscard]] virtual QString wizardUrlHint() const;
/**
* @brief the server folder that should be queried for the quota information
*
* This can be configured to show the quota information for a different
* folder than the root. This is the folder on which the client will do
* PROPFIND calls to get "quota-available-bytes" and "quota-used-bytes"
*
* Defaults: "/"
*/
[[nodiscard]] QString quotaBaseFolder() const;
/**
* The OAuth client_id, secret pair.
* Note that client that change these value cannot connect to un-branded owncloud servers.
*/
[[nodiscard]] QString oauthClientId() const;
[[nodiscard]] QString oauthClientSecret() const;
/**
* @brief What should be output for the --version command line switch.
*
* By default, it's a combination of appName(), version(), the GIT SHA1 and some
* important dependency versions.
*/
[[nodiscard]] QString versionSwitchOutput() const;
/**
* @brief Request suitable QIcon resource depending on the background colour of the parent widget.
*
* This should be replaced (TODO) by a real theming implementation for the client UI
* (actually 2019/09/13 only systray theming).
*/
[[nodiscard]] QIcon uiThemeIcon(const QString &iconName, bool uiHasDarkBg) const;
Q_INVOKABLE static double getColorDarkness(const QColor &color);
/**
* @brief Perform a calculation to check if a colour is dark or light and accounts for different sensitivity of the human eye.
*
* @return True if the specified colour is dark.
*
* 2019/12/08: Moved here from SettingsDialog.
*/
Q_INVOKABLE static bool isDarkColor(const QColor &color);
/**
* @brief Return the colour to be used for HTML links (e.g. used in QLabel), based on the current app palette or given colour (Dark-/Light-Mode switching).
*
* @return Background-aware colour for HTML links, based on the current app palette or given colour.
*
* 2019/12/08: Implemented for the Dark Mode on macOS, because the app palette can not account for that (Qt 5.12.5).
*/
static QColor getBackgroundAwareLinkColor(const QColor &backgroundColor);
/**
* @brief Return the colour to be used for HTML links (e.g. used in QLabel), based on the current app palette (Dark-/Light-Mode switching).
*
* @return Background-aware colour for HTML links, based on the current app palette.
*
* 2019/12/08: Implemented for the Dark Mode on macOS, because the app palette can not account for that (Qt 5.12.5).
*/
static QColor getBackgroundAwareLinkColor();
/**
* @brief Appends a CSS-style colour value to all HTML link tags in a given string, based on the current app palette or given colour (Dark-/Light-Mode switching).
*
* 2019/12/08: Implemented for the Dark Mode on macOS, because the app palette can not account for that (Qt 5.12.5).
*
* This way we also avoid having certain strings re-translated on Transifex.
*/
static void replaceLinkColorStringBackgroundAware(QString &linkString, const QColor &backgroundColor);
/**
* @brief Appends a CSS-style colour value to all HTML link tags in a given string, based on the current app palette (Dark-/Light-Mode switching).
*
* 2019/12/08: Implemented for the Dark Mode on macOS, because the app palette can not account for that (Qt 5.12.5).
*
* This way we also avoid having certain strings re-translated on Transifex.
*/
static void replaceLinkColorStringBackgroundAware(QString &linkString);
/**
* @brief Appends a CSS-style colour value to all HTML link tags in a given string, as specified by newColor.
*
* 2019/12/19: Implemented for the Dark Mode on macOS, because the app palette can not account for that (Qt 5.12.5).
*
* This way we also avoid having certain strings re-translated on Transifex.
*/
static void replaceLinkColorString(QString &linkString, const QColor &newColor);
/**
* @brief Creates a colour-aware icon based on the specified palette's base colour.
*
* @return QIcon, colour-aware (inverted on dark backgrounds).
*
* 2019/12/09: Moved here from SettingsDialog.
*/
static QIcon createColorAwareIcon(const QString &name, const QPalette &palette);
/**
* @brief Creates a colour-aware icon based on the app palette's base colour (Dark-/Light-Mode switching).
*
* @return QIcon, colour-aware (inverted on dark backgrounds).
*
* 2019/12/09: Moved here from SettingsDialog.
*/
static QIcon createColorAwareIcon(const QString &name);
/**
* @brief Creates a colour-aware pixmap based on the specified palette's base colour.
*
* @return QPixmap, colour-aware (inverted on dark backgrounds).
*
* 2019/12/09: Adapted from createColorAwareIcon.
*/
static QPixmap createColorAwarePixmap(const QString &name, const QPalette &palette);
/**
* @brief Creates a colour-aware pixmap based on the app palette's base colour (Dark-/Light-Mode switching).
*
* @return QPixmap, colour-aware (inverted on dark backgrounds).
*
* 2019/12/09: Adapted from createColorAwareIcon.
*/
static QPixmap createColorAwarePixmap(const QString &name);
/**
* @brief Whether to show the option to create folders using "virtual files".
*
* By default, the options are not shown unless experimental options are
* manually enabled in the configuration file.
*/
[[nodiscard]] bool showVirtualFilesOption() const;
[[nodiscard]] bool enforceVirtualFilesSyncFolder() const;
static QColor defaultColor();
static constexpr const char *themePrefix = ":/client/theme/";
QPalette systemPalette();
bool darkMode();
public slots:
void setOverrideServerUrl(const QString &overrideServerUrl);
void setForceOverrideServerUrl(bool forceOverride);
void setVfsEnabled(bool enabled);
void setStartLoginFlowAutomatically(bool startLoginFlowAuto);
protected:
#ifndef TOKEN_AUTH_ONLY
QIcon themeIcon(const QString &name, bool sysTray = false) const;
#endif
/**
* @brief Generates image path in the resources
* @param name Name of the image file
* @param size Size in the power of two (16, 32, 64, etc.)
* @param sysTray Whether the image requested is for Systray or not
* @return QString image path in the resources
**/
QString themeImagePath(const QString &name, int size = -1, bool sysTray = false) const;
Theme();
signals:
void systrayUseMonoIconsChanged(bool);
void systemPaletteChanged(const QPalette &palette);
void darkModeChanged();
void overrideServerUrlChanged();
void forceOverrideServerUrlChanged();
void vfsEnabledChanged();
void startLoginFlowAutomaticallyChanged();
private:
Theme(Theme const &);
Theme &operator=(Theme const &);
void connectToPaletteSignal();
#if defined(Q_OS_WIN)
QPalette reserveDarkPalette; // Windows 11 button and window dark colours
#endif
static Theme *_instance;
bool _mono = false;
bool _paletteSignalsConnected = false;
QString _overrideServerUrl;
bool _forceOverrideServerUrl = false;
bool _isVfsEnabled = false;
bool _startLoginFlowAutomatically = false;
#ifndef TOKEN_AUTH_ONLY
mutable QHash<QString, QIcon> _iconCache;
#endif
};
}
#endif // _THEME_H