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// Copyright 2017 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "ui/gtk/settings_provider_gtk.h"
#include "base/functional/bind.h"
#include "base/strings/string_split.h"
#include "gtk_compat.h"
#include "ui/gtk/gtk_compat.h"
#include "ui/gtk/gtk_ui.h"
#include "ui/gtk/gtk_util.h"
namespace gtk {
namespace {
void ParseActionString(const std::string& value,
GtkUi::WindowFrameAction* action) {
if (value == "none") {
*action = ui::LinuxUi::WindowFrameAction::kNone;
} else if (value == "lower") {
*action = ui::LinuxUi::WindowFrameAction::kLower;
} else if (value == "minimize") {
*action = ui::LinuxUi::WindowFrameAction::kMinimize;
} else if (value == "toggle-maximize") {
*action = ui::LinuxUi::WindowFrameAction::kToggleMaximize;
} else if (value == "menu") {
*action = ui::LinuxUi::WindowFrameAction::kMenu;
}
}
} // namespace
SettingsProviderGtk::FrameActionSettingWatcher::FrameActionSettingWatcher(
SettingsProviderGtk* settings_provider,
const std::string& setting_name,
ui::LinuxUi::WindowFrameActionSource action_type,
ui::LinuxUi::WindowFrameAction default_action)
: settings_provider_(settings_provider),
setting_name_(setting_name),
action_type_(action_type),
default_action_(default_action) {
GtkSettings* settings = gtk_settings_get_default();
std::string notify_setting = "notify::" + setting_name;
signal_ = ScopedGSignal(
settings, notify_setting.c_str(),
base::BindRepeating(&FrameActionSettingWatcher::OnSettingChanged,
base::Unretained(this)));
CHECK(signal_.Connected());
OnSettingChanged(settings, nullptr);
}
SettingsProviderGtk::FrameActionSettingWatcher::~FrameActionSettingWatcher() =
default;
void SettingsProviderGtk::FrameActionSettingWatcher::OnSettingChanged(
GtkSettings* settings,
GParamSpec* param) {
std::string value =
GetGtkSettingsStringProperty(settings, setting_name_.c_str());
GtkUi::WindowFrameAction action = default_action_;
ParseActionString(value, &action);
settings_provider_->delegate_->SetWindowFrameAction(action_type_, action);
}
SettingsProviderGtk::SettingsProviderGtk(GtkUi* delegate)
: delegate_(delegate) {
DCHECK(delegate_);
GtkSettings* settings = gtk_settings_get_default();
signal_ = ScopedGSignal(
settings, "notify::gtk-decoration-layout",
base::BindRepeating(&SettingsProviderGtk::OnDecorationButtonLayoutChanged,
base::Unretained(this)));
CHECK(signal_.Connected());
OnDecorationButtonLayoutChanged(settings, nullptr);
frame_action_setting_watchers_.push_back(
std::make_unique<FrameActionSettingWatcher>(
this, "gtk-titlebar-middle-click",
ui::LinuxUi::WindowFrameActionSource::kMiddleClick,
ui::LinuxUi::WindowFrameAction::kNone));
frame_action_setting_watchers_.push_back(
std::make_unique<FrameActionSettingWatcher>(
this, "gtk-titlebar-double-click",
ui::LinuxUi::WindowFrameActionSource::kDoubleClick,
ui::LinuxUi::WindowFrameAction::kToggleMaximize));
frame_action_setting_watchers_.push_back(
std::make_unique<FrameActionSettingWatcher>(
this, "gtk-titlebar-right-click",
ui::LinuxUi::WindowFrameActionSource::kRightClick,
ui::LinuxUi::WindowFrameAction::kMenu));
}
SettingsProviderGtk::~SettingsProviderGtk() = default;
void SettingsProviderGtk::SetWindowButtonOrderingFromGtkLayout(
const std::string& gtk_layout) {
std::vector<views::FrameButton> leading_buttons;
std::vector<views::FrameButton> trailing_buttons;
ParseButtonLayout(gtk_layout, &leading_buttons, &trailing_buttons);
delegate_->SetWindowButtonOrdering(leading_buttons, trailing_buttons);
}
void SettingsProviderGtk::OnDecorationButtonLayoutChanged(GtkSettings* settings,
GParamSpec* param) {
SetWindowButtonOrderingFromGtkLayout(
GetGtkSettingsStringProperty(settings, "gtk-decoration-layout"));
}
} // namespace gtk
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