From a9405150da626376947559922fce14ebe85da9d7 Mon Sep 17 00:00:00 2001 From: Marius Vlad Date: Wed, 3 Jun 2020 16:45:58 +0300 Subject: [PATCH] Allow to set off the screen name using a environment variable Signed-off-by: Marius Vlad Change-Id: I0ebe268e920666d4acf7089b50255281978a6c77 --- homescreen/src/main.cpp | 41 +++++++++++++++++++++++++++++++++-------- 1 file changed, 33 insertions(+), 8 deletions(-) diff --git a/homescreen/src/main.cpp b/homescreen/src/main.cpp index db9eafe..507b68d 100644 --- a/homescreen/src/main.cpp +++ b/homescreen/src/main.cpp @@ -117,15 +117,33 @@ create_component(QPlatformNativeInterface *native, QQmlComponent *comp, return getWlSurface(native, win); } +static QScreen * +find_screen(const char *screen_name) +{ + QList screens = qApp->screens(); + QScreen *found = nullptr; + QString qstr_name = QString::fromUtf8(screen_name, -1); + + for (QScreen *xscreen : screens) { + if (qstr_name == xscreen->name()) { + found = xscreen; + break; + } + } + + return found; +} + static void load_agl_shell_app(QPlatformNativeInterface *native, QQmlApplicationEngine *engine, - struct agl_shell *agl_shell, QUrl &bindingAddress) + struct agl_shell *agl_shell, QUrl &bindingAddress, + const char *screen_name) { struct wl_surface *bg, *top, *bottom; struct wl_output *output; - QObject *qobj_bg, *qobj_top, *qobj_bottom; + QScreen *screen = nullptr; QQmlComponent bg_comp(engine, QUrl("qrc:/background.qml")); qInfo() << bg_comp.errors(); @@ -136,15 +154,18 @@ load_agl_shell_app(QPlatformNativeInterface *native, QQmlComponent bot_comp(engine, QUrl("qrc:/bottompanel.qml")); qInfo() << bot_comp.errors(); - QScreen *screen = qApp->screens().first(); - if (!screen) - return; + if (!screen_name) + screen = qApp->primaryScreen(); + else + screen = find_screen(screen_name); + qDebug() << "found primary screen " << qApp->primaryScreen()->name() << + "first screen " << qApp->screens().first()->name(); output = getWlOutput(native, screen); - bg = create_component(native, &bg_comp, screen, &qobj_bg); top = create_component(native, &top_comp, screen, &qobj_top); bottom = create_component(native, &bot_comp, screen, &qobj_bottom); + bg = create_component(native, &bg_comp, screen, &qobj_bg); /* engine.rootObjects() works only if we had a load() */ StatusBarModel *statusBar = qobj_top->findChild("statusBar"); @@ -155,6 +176,7 @@ load_agl_shell_app(QPlatformNativeInterface *native, agl_shell_set_panel(agl_shell, top, output, AGL_SHELL_EDGE_TOP); agl_shell_set_panel(agl_shell, bottom, output, AGL_SHELL_EDGE_BOTTOM); + qDebug() << "Setting homescreen to screen " << screen->name(); agl_shell_set_background(agl_shell, bg, output); @@ -165,12 +187,15 @@ load_agl_shell_app(QPlatformNativeInterface *native, }); } - int main(int argc, char *argv[]) { + setenv("QT_QPA_PLATFORM", "wayland", 1); QGuiApplication a(argc, argv); + const char *screen_name; + QPlatformNativeInterface *native = qApp->platformNativeInterface(); struct agl_shell *agl_shell = nullptr; + screen_name = getenv("HOMESCREEN_START_SCREEN"); QCoreApplication::setOrganizationDomain("LinuxFoundation"); QCoreApplication::setOrganizationName("AutomotiveGradeLinux"); @@ -243,7 +268,7 @@ int main(int argc, char *argv[]) /* instead of loading main.qml we load one-by-one each of the QMLs, * divided now between several surfaces: panels, background. */ - load_agl_shell_app(native, &engine, agl_shell, bindingAddress); + load_agl_shell_app(native, &engine, agl_shell, bindingAddress, screen_name); return a.exec(); } -- 2.16.6