Add option to press buttons in the properties dialog of filters

plugins/base/utils/source-properties-button.cpp

@@ -0,0 +1,78 @@
+#include "source-properties-button.hpp"
+#include "log-helper.hpp"
+#include "obs-module-helper.hpp"
+
+namespace advss {
+
+bool SourceSettingButton::Save(obs_data_t *obj) const
+{
+	OBSDataAutoRelease data = obs_data_create();
+	obs_data_set_string(data, "id", id.c_str());
+	obs_data_set_string(data, "description", description.c_str());
+	obs_data_set_obj(obj, "sourceSettingButton", data);
+	return true;
+}
+
+bool SourceSettingButton::Load(obs_data_t *obj)
+{
+	OBSDataAutoRelease data = obs_data_get_obj(obj, "sourceSettingButton");
+	id = obs_data_get_string(data, "id");
+	description = obs_data_get_string(data, "description");
+	return true;
+}
+
+std::string SourceSettingButton::ToString() const
+{
+	if (id.empty()) {
+		return "";
+	}
+	return "[" + id + "] " + description;
+}
+
+std::vector<SourceSettingButton> GetSourceButtons(OBSWeakSource source)
+{
+	OBSSourceAutoRelease s = obs_weak_source_get_source(source);
+	std::vector<SourceSettingButton> buttons;
+	obs_properties_t *sourceProperties = obs_source_properties(s);
+	auto it = obs_properties_first(sourceProperties);
+	do {
+		if (!it || obs_property_get_type(it) != OBS_PROPERTY_BUTTON) {
+			continue;
+		}
+		SourceSettingButton button = {obs_property_name(it),
+					      obs_property_description(it)};
+		buttons.emplace_back(button);
+	} while (obs_property_next(&it));
+	obs_properties_destroy(sourceProperties);
+	return buttons;
+}
+
+void PressSourceButton(const SourceSettingButton &button, obs_source_t *source)
+{
+	obs_properties_t *sourceProperties = obs_source_properties(source);
+	obs_property_t *property =
+		obs_properties_get(sourceProperties, button.id.c_str());
+	if (!obs_property_button_clicked(property, source)) {
+		blog(LOG_WARNING, "Failed to press settings button '%s' for %s",
+		     button.id.c_str(), obs_source_get_name(source));
+	}
+	obs_properties_destroy(sourceProperties);
+}
+
+void PopulateSourceButtonSelection(QComboBox *list, OBSWeakSource source)
+{
+	list->clear();
+	auto buttons = GetSourceButtons(source);
+	if (buttons.empty()) {
+		list->addItem(
+			obs_module_text("AdvSceneSwitcher.noSettingsButtons"));
+	}
+
+	for (const auto &button : buttons) {
+		QVariant value;
+		value.setValue(button);
+		list->addItem(QString::fromStdString(button.ToString()), value);
+	}
+}
+
+} // namespace advss