Files
proton-bridge/internal/frontend/qt/frontend_init.go
2021-11-30 10:12:36 +01:00

74 lines
2.2 KiB
Go

// Copyright (c) 2021 Proton Technologies AG
//
// This file is part of ProtonMail Bridge.
//
// ProtonMail Bridge 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 3 of the License, or
// (at your option) any later version.
//
// ProtonMail Bridge 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 ProtonMail Bridge. If not, see <https://www.gnu.org/licenses/>.
// +build build_qt
package qt
import (
"errors"
"os"
qmlLog "github.com/ProtonMail/proton-bridge/internal/frontend/qt/log"
"github.com/therecipe/qt/core"
"github.com/therecipe/qt/qml"
"github.com/therecipe/qt/quickcontrols2"
"github.com/therecipe/qt/widgets"
)
func (f *FrontendQt) initiateQtApplication() error {
qmlLog.InstallMessageHandler()
f.app = widgets.NewQApplication(len(os.Args), os.Args)
core.QCoreApplication_SetApplicationName(f.programName)
core.QCoreApplication_SetApplicationVersion(f.programVersion)
// High DPI scaling for windows.
core.QCoreApplication_SetAttribute(core.Qt__AA_EnableHighDpiScaling, false)
// Software OpenGL: to avoid dedicated GPU.
core.QCoreApplication_SetAttribute(core.Qt__AA_UseSoftwareOpenGL, true)
// Bridge runs background, no window is needed to be opened.
f.app.SetQuitOnLastWindowClosed(false)
// QML Engine and path
f.engine = qml.NewQQmlApplicationEngine(f.app)
f.qml = NewQMLBackend(f.engine)
f.qml.setup(f)
f.engine.AddImportPath("qrc:/qml/")
f.engine.AddPluginPath("qrc:/qml/")
// Add style: if colorScheme / style is forgotten we should fallback to
// default style and should be Proton
quickcontrols2.QQuickStyle_AddStylePath("qrc:/qml/")
quickcontrols2.QQuickStyle_SetStyle("Proton")
f.engine.Load(core.NewQUrl3("qrc:/qml/Bridge.qml", 0))
// Check QML is loaded properly.
if len(f.engine.RootObjects()) == 0 {
return errors.New("QML not loaded properly")
}
f.engine.RootObjects()[0].SetProperty("backend", f.qml.ToVariant())
return nil
}