Add option to perform macro actions only on condition change

CI/windows/setup.iss.in

@@ -14,7 +14,7 @@ AppVersion={#MyAppVersion}
 AppPublisherURL={#MyAppURL}
 AppSupportURL={#MyAppURL}
 AppUpdatesURL={#MyAppURL}
-DefaultDirName={code:GetDirName}
+DefaultDirName={code:GetDefaultDirectory}
 DefaultGroupName={#MyAppName}
 AllowNoIcons=yes
 ; Uncomment the following line to run in non administrative install mode (install for current user only.)
@@ -38,18 +38,18 @@ Source: "@ISS_PLUGIN_FILES_DIR@\*"; DestDir: "{app}"; Flags: ignoreversion recur
 Name: "{group}\{cm:UninstallProgram,{#MyAppName}}"; Filename: "{uninstallexe}"
 
 [Code]
-// credit where it's due:
-// following function comes from https://github.com/Xaymar/obs-studio_amf-encoder-plugin/blob/master/%23Resources/Installer.in.iss#L45
-function GetDirName(Value: string): string;
+function GetDefaultDirectory(Value: String): String;
 var
-  InstallPath: string;
+  sInstallPath: String;
 begin
-  // initialize default path, which will be returned when the following registry
-  // key queries fail due to missing keys or for some different reason
-  Result := ExpandConstant('{pf}\obs-studio');
-  // query the first registry value; if this succeeds, return the obtained value
-  if RegQueryStringValue(HKLM32, 'SOFTWARE\OBS Studio', '', InstallPath) then
-    Result := InstallPath
+  sInstallPath := Value;
+  if (sInstallPath = '') then
+    RegQueryStringValue(HKLM64, 'SOFTWARE\OBS Studio', '', sInstallPath);
+  if (sInstallPath = '') then
+    RegQueryStringValue(HKCU64, 'SOFTWARE\OBS Studio', '', sInstallPath);
+  if (sInstallPath = '') then
+    sInstallPath := ExpandConstant('{commonpf}\obs-studio');
+  Result := sInstallPath
 end;
 
 procedure CurStepChanged(CurStep: TSetupStep);

data/locale/en-US.ini

@@ -70,6 +70,7 @@ AdvSceneSwitcher.macroTab.name="Name:"
 AdvSceneSwitcher.macroTab.run="Run macro"
 AdvSceneSwitcher.macroTab.runFail="Running \"%1\" failed!\nEither one of the actions failed or the macro is running already."
 AdvSceneSwitcher.macroTab.runInParallel="Run macro in parallel to other macros"
+AdvSceneSwitcher.macroTab.onChange="Perform actions only on condition change"
 AdvSceneSwitcher.macroTab.defaultname="Macro %1"
 AdvSceneSwitcher.macroTab.exists="Macro name exists already"
 AdvSceneSwitcher.macroTab.copy="Create copy"
@@ -104,8 +105,9 @@ AdvSceneSwitcher.condition.scene.type.current="Current scene is"
 AdvSceneSwitcher.condition.scene.type.previous="Previous scene is"
 AdvSceneSwitcher.condition.scene.type.changed="Scene changed"
 AdvSceneSwitcher.condition.scene.type.notChanged="Scene has not changed"
-AdvSceneSwitcher.condition.scene.waitForTransition="Wait for transition to complete"
-AdvSceneSwitcher.condition.scene.entry="{{sceneType}} {{scenes}} {{waitForTransition}}"
+AdvSceneSwitcher.condition.scene.currentSceneTransitionBehaviour="During transition check for transition target scene"
+AdvSceneSwitcher.condition.scene.entry.line1="{{sceneType}} {{scenes}}"
+AdvSceneSwitcher.condition.scene.entry.line2="{{useTransitionTargetScene}}"
 AdvSceneSwitcher.condition.window="Window"
 AdvSceneSwitcher.condition.window.entry.line1="{{windows}} exist and ..."
 AdvSceneSwitcher.condition.window.entry.line2="... is {{fullscreen}} fullscreen {{maximized}} maximized {{focused}} focused {{windowFocusChanged}} foreground window changed"

forms/advanced-scene-switcher.ui

@@ -729,7 +729,7 @@
          </property>
          <layout class="QVBoxLayout" name="verticalLayout_34">
           <item>
-           <layout class="QHBoxLayout" name="horizontalLayout_18" stretch="0,0,0,0,0">
+           <layout class="QHBoxLayout" name="horizontalLayout_18" stretch="0,0,0,0,0,0">
             <item>
              <widget class="QLabel" name="label_20">
               <property name="text">
@@ -754,6 +754,13 @@
               </property>
              </widget>
             </item>
+            <item>
+             <widget class="QCheckBox" name="runMacroOnChange">
+              <property name="text">
+               <string>AdvSceneSwitcher.macroTab.onChange</string>
+              </property>
+             </widget>
+            </item>
             <item>
              <spacer name="horizontalSpacer_13">
               <property name="orientation">
@@ -783,7 +790,7 @@
                <rect>
                 <x>0</x>
                 <y>0</y>
-                <width>767</width>
+                <width>792</width>
                 <height>218</height>
                </rect>
               </property>
@@ -882,7 +889,7 @@
                <rect>
                 <x>0</x>
                 <y>0</y>
-                <width>767</width>
+                <width>792</width>
                 <height>218</height>
                </rect>
               </property>

src/headers/advanced-scene-switcher.hpp

@@ -120,6 +120,7 @@ public slots:
 	void on_macroName_editingFinished();
 	void on_runMacro_clicked();
 	void on_runMacroInParallel_stateChanged(int value);
+	void on_runMacroOnChange_stateChanged(int value);
 	void on_macros_currentRowChanged(int idx);
 	void on_macros_itemChanged(QListWidgetItem *);
 	void on_conditionAdd_clicked();

src/headers/macro-condition-scene.hpp

@@ -25,12 +25,12 @@ public:
 		return std::make_shared<MacroConditionScene>();
 	}
 
-	// This option is to be removed in a future version and be replaced by
-	// transition specific conditions
-	bool _waitForTransition = true;
-
 	SceneSelection _scene;
 	SceneType _type = SceneType::CURRENT;
+	// During a transition "current" scene could either stand for the scene
+	// being transitioned to or the scene still being transitioned away
+	// from.
+	bool _useTransitionTargetScene = false;
 
 private:
 	std::chrono::high_resolution_clock::time_point _lastSceneChangeTime{};
@@ -57,14 +57,14 @@ public:
 private slots:
 	void SceneChanged(const SceneSelection &);
 	void TypeChanged(int value);
-	void WaitForTransitionChanged(int state);
+	void UseTransitionTargetSceneChanged(int state);
 signals:
 	void HeaderInfoChanged(const QString &);
 
 protected:
 	SceneSelectionWidget *_scenes;
 	QComboBox *_sceneType;
-	QCheckBox *_waitForTransition;
+	QCheckBox *_useTransitionTargetScene;
 	std::shared_ptr<MacroConditionScene> _entryData;
 
 private:

src/headers/macro.hpp

@@ -82,6 +82,8 @@ public:
 	bool RunInParallel() { return _runInParallel; }
 	void SetPaused(bool pause = true);
 	bool Paused() { return _paused; }
+	void SetMatchOnChange(bool onChange) { _matchOnChange = onChange; }
+	bool MatchOnChange() { return _matchOnChange; }
 	int GetCount() { return _count; };
 	void ResetCount() { _count = 0; };
 	std::deque<std::shared_ptr<MacroCondition>> &Conditions()
@@ -114,6 +116,8 @@ private:
 	std::deque<std::shared_ptr<MacroAction>> _actions;
 	bool _runInParallel = false;
 	bool _matched = false;
+	bool _lastMatched = false;
+	bool _matchOnChange = false;
 	bool _paused = false;
 	int _count = 0;
 	obs_hotkey_id _pauseHotkey = OBS_INVALID_HOTKEY_ID;

src/macro-condition-scene.cpp

@@ -28,7 +28,7 @@ bool MacroConditionScene::CheckCondition()
 
 	switch (_type) {
 	case SceneType::CURRENT:
-		if (_waitForTransition) {
+		if (!_useTransitionTargetScene) {
 			return switcher->currentScene == _scene.GetScene(false);
 		} else {
 
@@ -58,7 +58,8 @@ bool MacroConditionScene::Save(obs_data_t *obj)
 	MacroCondition::Save(obj);
 	_scene.Save(obj);
 	obs_data_set_int(obj, "type", static_cast<int>(_type));
-	obs_data_set_bool(obj, "waitForTransition", _waitForTransition);
+	obs_data_set_bool(obj, "useTransitionTargetScene",
+			  _useTransitionTargetScene);
 	return true;
 }
 
@@ -67,11 +68,12 @@ bool MacroConditionScene::Load(obs_data_t *obj)
 	MacroCondition::Load(obj);
 	_scene.Load(obj);
 	_type = static_cast<SceneType>(obs_data_get_int(obj, "type"));
-	if (!obs_data_has_user_value(obj, "waitForTransition")) {
-		_waitForTransition = true;
+	if (obs_data_has_user_value(obj, "waitForTransition")) {
+		_useTransitionTargetScene =
+			!obs_data_get_bool(obj, "waitForTransition");
 	} else {
-		_waitForTransition =
-			obs_data_get_bool(obj, "waitForTransition");
+		_useTransitionTargetScene =
+			obs_data_get_bool(obj, "useTransitionTargetScene");
 	}
 	return true;
 }
@@ -94,26 +96,34 @@ MacroConditionSceneEdit::MacroConditionSceneEdit(
 {
 	_scenes = new SceneSelectionWidget(window(), false, false, false);
 	_sceneType = new QComboBox();
-	_waitForTransition = new QCheckBox(obs_module_text(
-		"AdvSceneSwitcher.condition.scene.waitForTransition"));
+	_useTransitionTargetScene = new QCheckBox(obs_module_text(
+		"AdvSceneSwitcher.condition.scene.currentSceneTransitionBehaviour"));
 
 	QWidget::connect(_scenes, SIGNAL(SceneChanged(const SceneSelection &)),
 			 this, SLOT(SceneChanged(const SceneSelection &)));
 	QWidget::connect(_sceneType, SIGNAL(currentIndexChanged(int)), this,
 			 SLOT(TypeChanged(int)));
-	QWidget::connect(_waitForTransition, SIGNAL(stateChanged(int)), this,
-			 SLOT(WaitForTransitionChanged(int)));
+	QWidget::connect(_useTransitionTargetScene, SIGNAL(stateChanged(int)),
+			 this, SLOT(UseTransitionTargetSceneChanged(int)));
 
 	populateTypeSelection(_sceneType);
 
-	QHBoxLayout *mainLayout = new QHBoxLayout;
 	std::unordered_map<std::string, QWidget *> widgetPlaceholders = {
 		{"{{scenes}}", _scenes},
 		{"{{sceneType}}", _sceneType},
-		{"{{waitForTransition}}", _waitForTransition},
+		{"{{useTransitionTargetScene}}", _useTransitionTargetScene},
 	};
-	placeWidgets(obs_module_text("AdvSceneSwitcher.condition.scene.entry"),
-		     mainLayout, widgetPlaceholders);
+	QHBoxLayout *line1Layout = new QHBoxLayout;
+	placeWidgets(
+		obs_module_text("AdvSceneSwitcher.condition.scene.entry.line1"),
+		line1Layout, widgetPlaceholders);
+	QHBoxLayout *line2Layout = new QHBoxLayout;
+	placeWidgets(
+		obs_module_text("AdvSceneSwitcher.condition.scene.entry.line2"),
+		line2Layout, widgetPlaceholders);
+	QVBoxLayout *mainLayout = new QVBoxLayout;
+	mainLayout->addLayout(line1Layout);
+	mainLayout->addLayout(line2Layout);
 	setLayout(mainLayout);
 
 	_entryData = entryData;
@@ -144,26 +154,23 @@ void MacroConditionSceneEdit::TypeChanged(int value)
 	SetWidgetVisibility();
 }
 
-void MacroConditionSceneEdit::WaitForTransitionChanged(int state)
+void MacroConditionSceneEdit::UseTransitionTargetSceneChanged(int state)
 {
 	if (_loading || !_entryData) {
 		return;
 	}
 
 	std::lock_guard<std::mutex> lock(switcher->m);
-	_entryData->_waitForTransition = state;
+	_entryData->_useTransitionTargetScene = state;
 }
 
 void MacroConditionSceneEdit::SetWidgetVisibility()
 {
 	_scenes->setVisible(_entryData->_type == SceneType::CURRENT ||
 			    _entryData->_type == SceneType::PREVIOUS);
-
-	// The waitForTransition option shall be slowly faded out over time and
-	// be replaced by the transition source and target scene checks
-	_waitForTransition->setVisible(_entryData->_type ==
-					       SceneType::CURRENT &&
-				       !_entryData->_waitForTransition);
+	_useTransitionTargetScene->setVisible(_entryData->_type ==
+					      SceneType::CURRENT);
+	adjustSize();
 }
 
 void MacroConditionSceneEdit::UpdateEntryData()
@@ -174,6 +181,7 @@ void MacroConditionSceneEdit::UpdateEntryData()
 
 	_scenes->SetScene(_entryData->_scene);
 	_sceneType->setCurrentIndex(static_cast<int>(_entryData->_type));
-	_waitForTransition->setChecked(_entryData->_waitForTransition);
+	_useTransitionTargetScene->setChecked(
+		_entryData->_useTransitionTargetScene);
 	SetWidgetVisibility();
 }

src/macro-condition-transition.cpp

@@ -8,7 +8,7 @@ const std::string MacroConditionTransition::id = "transition";
 bool MacroConditionTransition::_registered = MacroConditionFactory::Register(
 	MacroConditionTransition::id,
 	{MacroConditionTransition::Create, MacroConditionTransitionEdit::Create,
-	 "AdvSceneSwitcher.condition.transition", false});
+	 "AdvSceneSwitcher.condition.transition"});
 
 static std::map<TransitionCondition, std::string> filterConditionTypes = {
 	{TransitionCondition::CURRENT,

src/macro-tab.cpp

@@ -198,6 +198,16 @@ void AdvSceneSwitcher::on_runMacroInParallel_stateChanged(int value)
 	macro->SetRunInParallel(value);
 }
 
+void AdvSceneSwitcher::on_runMacroOnChange_stateChanged(int value)
+{
+	Macro *macro = getSelectedMacro();
+	if (!macro) {
+		return;
+	}
+	std::lock_guard<std::mutex> lock(switcher->m);
+	macro->SetMatchOnChange(value);
+}
+
 void AdvSceneSwitcher::PopulateMacroActions(Macro &m, uint32_t afterIdx)
 {
 	auto &actions = m.Actions();
@@ -232,8 +242,10 @@ void AdvSceneSwitcher::SetEditMacro(Macro &m)
 	{
 		const QSignalBlocker b1(ui->macroName);
 		const QSignalBlocker b2(ui->runMacroInParallel);
+		const QSignalBlocker b3(ui->runMacroOnChange);
 		ui->macroName->setText(m.Name().c_str());
 		ui->runMacroInParallel->setChecked(m.RunInParallel());
+		ui->runMacroOnChange->setChecked(m.MatchOnChange());
 	}
 	clearLayout(ui->macroEditConditionLayout);
 	clearLayout(ui->macroEditActionLayout);

src/macro.cpp

@@ -95,9 +95,16 @@ bool Macro::CeckMatch()
 		vblog(LOG_INFO, "condition %s returned %d", c->GetId().c_str(),
 		      cond);
 	}
-
 	vblog(LOG_INFO, "Macro %s returned %d", _name.c_str(), _matched);
 
+	bool newLastMatched = _matched;
+	if (_matched && _matchOnChange && _lastMatched == _matched) {
+		vblog(LOG_INFO, "ignore match for Macro %s (on change)",
+		      _name.c_str());
+		_matched = false;
+	}
+	_lastMatched = newLastMatched;
+
 	// TODO: Move back to PerformAction() once new scene collection frontend
 	// events are available - see:
 	// https://github.com/obsproject/obs-studio/commit/feda1aaa283e8a99f6ba1159cfe6b9c1f2934a61
@@ -194,6 +201,7 @@ bool Macro::Save(obs_data_t *obj)
 	obs_data_set_string(obj, "name", _name.c_str());
 	obs_data_set_bool(obj, "pause", _paused);
 	obs_data_set_bool(obj, "parallel", _runInParallel);
+	obs_data_set_bool(obj, "onChange", _matchOnChange);
 
 	obs_data_array_t *pauseHotkey = obs_hotkey_save(_pauseHotkey);
 	obs_data_set_array(obj, "pauseHotkey", pauseHotkey);
@@ -272,6 +280,7 @@ bool Macro::Load(obs_data_t *obj)
 	_name = obs_data_get_string(obj, "name");
 	_paused = obs_data_get_bool(obj, "pause");
 	_runInParallel = obs_data_get_bool(obj, "parallel");
+	_matchOnChange = obs_data_get_bool(obj, "onChange");
 
 	obs_data_array_t *pauseHotkey = obs_data_get_array(obj, "pauseHotkey");
 	obs_hotkey_load(_pauseHotkey, pauseHotkey);