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/*
* Copyright © Canonical Ltd.
*
* This program is free software: you can redistribute it and/or modify
* under the terms of the GNU General Public License version 2 or 3 as
* published by the Free Software Foundation.
*
* 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 "miral/minimal_window_manager.h"
#include "tiling_window_manager.h"
#include "floating_window_manager.h"
#include "wallpaper_config.h"
#include "spinner/splash.h"
#include <miral/display_configuration_option.h>
#include <miral/external_client.h>
#include <miral/runner.h>
#include <miral/window_management_options.h>
#include <miral/append_event_filter.h>
#include <miral/internal_client.h>
#include <miral/command_line_option.h>
#include <miral/cursor_theme.h>
#include <miral/decorations.h>
#include <miral/keymap.h>
#include <miral/toolkit_event.h>
#include <miral/x11_support.h>
#include <miral/wayland_extensions.h>
#include <xkbcommon/xkbcommon-keysyms.h>
#include <cstring>
namespace
{
struct ConfigureDecorations
{
miral::Decorations const decorations{[]
{
if (auto const strategy = getenv("MIRAL_SHELL_DECORATIONS"))
{
if (strcmp(strategy, "always-ssd") == 0) return miral::Decorations::always_ssd();
if (strcmp(strategy, "prefer-ssd") == 0) return miral::Decorations::prefer_ssd();
if (strcmp(strategy, "always-csd") == 0) return miral::Decorations::always_csd();
}
return miral::Decorations::prefer_csd();
}()};
void operator()(mir::Server& s) const
{
decorations(s);
}
};
}
int main(int argc, char const* argv[])
{
using namespace miral;
using namespace miral::toolkit;
std::function<void()> shutdown_hook{[]{}};
SpinnerSplash spinner;
InternalClientLauncher launcher;
auto focus_stealing_prevention = FocusStealing::allow;
WindowManagerOptions window_managers
{
add_window_manager_policy<FloatingWindowManagerPolicy>("floating", spinner, launcher, shutdown_hook, focus_stealing_prevention),
add_window_manager_policy<TilingWindowManagerPolicy>("tiling", spinner, launcher),
};
MirRunner runner{argc, argv};
runner.add_stop_callback([&] { shutdown_hook(); });
ExternalClientLauncher external_client_launcher;
std::string terminal_cmd{"miral-terminal"};
auto const quit_on_ctrl_alt_bksp = [&](MirEvent const* event)
{
if (mir_event_get_type(event) != mir_event_type_input)
return false;
MirInputEvent const* input_event = mir_event_get_input_event(event);
if (mir_input_event_get_type(input_event) != mir_input_event_type_key)
return false;
MirKeyboardEvent const* kev = mir_input_event_get_keyboard_event(input_event);
if (mir_keyboard_event_action(kev) != mir_keyboard_action_down)
return false;
MirInputEventModifiers mods = mir_keyboard_event_modifiers(kev);
if (!(mods & mir_input_event_modifier_alt) || !(mods & mir_input_event_modifier_ctrl))
return false;
switch (mir_keyboard_event_keysym(kev))
{
case XKB_KEY_BackSpace:
runner.stop();
return true;
case XKB_KEY_t:
case XKB_KEY_T:
external_client_launcher.launch({terminal_cmd});
return true;
case XKB_KEY_x:
case XKB_KEY_X:
external_client_launcher.launch_using_x11({"xterm"});
return true;
default:
return false;
};
};
Keymap config_keymap;
auto run_startup_apps = [&](std::string const& apps)
{
for (auto i = begin(apps); i != end(apps); )
{
auto const j = find(i, end(apps), ':');
external_client_launcher.launch(std::vector<std::string>{std::string{i, j}});
if ((i = j) != end(apps)) ++i;
}
};
auto const to_focus_stealing = [](bool focus_stealing_prevention)
{
if (focus_stealing_prevention)
return FocusStealing::prevent;
else
return FocusStealing::allow;
};
return runner.run_with(
{
CursorTheme{"default:DMZ-White"},
WaylandExtensions{},
X11Support{},
ConfigureDecorations{},
pre_init(ConfigurationOption{[&](bool is_set)
{ focus_stealing_prevention = to_focus_stealing(is_set); },
"focus-stealing-prevention", "prevent focus stealing", false}),
window_managers,
display_configuration_options,
external_client_launcher,
launcher,
config_keymap,
AppendEventFilter{quit_on_ctrl_alt_bksp},
StartupInternalClient{spinner},
ConfigurationOption{run_startup_apps, "startup-apps", "Colon separated list of startup apps", ""},
pre_init(ConfigurationOption{[&](std::string const& typeface) { ::wallpaper::font_file(typeface); },
"shell-wallpaper-font", "font file to use for wallpaper", ::wallpaper::font_file()}),
ConfigurationOption{[&](std::string const& cmd) { terminal_cmd = cmd; },
"shell-terminal-emulator", "terminal emulator to use", terminal_cmd}
});
}
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