add warning if translation cannot be found (#99)

* add warning if translation cannot be found

* extract displaying message boxes to separate function

src/advanced-scene-switcher.cpp

@@ -3,6 +3,7 @@
 #include <QtGui/qstandarditemmodel.h>
 #include <QPropertyAnimation>
 #include <QGraphicsColorizeEffect>
+#include <QMessageBox>
 
 #include <obs-module.h>
 #include <obs-frontend-api.h>
@@ -28,8 +29,19 @@ AdvSceneSwitcher::AdvSceneSwitcher(QWidget *parent)
 	loadUI();
 }
 
+bool translationAvailable()
+{
+	return !!strcmp(obs_module_text("AdvSceneSwitcher.pluginName"),
+			"AdvSceneSwitcher.pluginName");
+}
+
 void AdvSceneSwitcher::loadUI()
 {
+	if (!translationAvailable()) {
+		DisplayMessage("Failed to find plug-in's 'data' directory.\n"
+			       "Please check installation instructions!");
+	}
+
 #if __APPLE__
 	setMinimumHeight(700);
 #endif
@@ -55,6 +67,13 @@ void AdvSceneSwitcher::loadUI()
 /********************************************************************************
  * UI helpers
  ********************************************************************************/
+void AdvSceneSwitcher::DisplayMessage(QString msg)
+{
+	QMessageBox Msgbox;
+	Msgbox.setWindowTitle("Advanced Scene Switcher");
+	Msgbox.setText(msg);
+	Msgbox.exec();
+}
 
 void addSelectionEntry(QComboBox *sel, const char *description,
 		       const char *tooltip = "")

src/general.cpp

@@ -1,5 +1,4 @@
 #include <QFileDialog>
-#include <QMessageBox>
 
 #include "headers/advanced-scene-switcher.hpp"
 #include "headers/utility.hpp"
@@ -349,10 +348,8 @@ void AdvSceneSwitcher::on_importSettings_clicked()
 		file.fileName().toUtf8().constData());
 
 	if (!obj) {
-		QMessageBox Msgbox;
-		Msgbox.setText(obs_module_text(
+		DisplayMessage(obs_module_text(
 			"AdvSceneSwitcher.generalTab.saveOrLoadsettings.loadFail"));
-		Msgbox.exec();
 		return;
 	}
 
@@ -373,10 +370,8 @@ void AdvSceneSwitcher::on_importSettings_clicked()
 
 	obs_data_release(obj);
 
-	QMessageBox Msgbox;
-	Msgbox.setText(obs_module_text(
+	DisplayMessage(obs_module_text(
 		"AdvSceneSwitcher.generalTab.saveOrLoadsettings.loadSuccess"));
-	Msgbox.exec();
 	close();
 }
 

src/headers/advanced-scene-switcher.hpp

@@ -56,6 +56,7 @@ public:
 	void setupAudioTab();
 	void setTabOrder();
 
+	void DisplayMessage(QString msg);
 	static void populateSceneSelection(QComboBox *sel,
 					   bool addPrevious = false,
 					   bool addSelect = true);

src/switch-sequence.cpp

@@ -1,6 +1,5 @@
 #include <QFileDialog>
 #include <QTextStream>
-#include <QMessageBox>
 
 #include "headers/advanced-scene-switcher.hpp"
 #include "headers/utility.hpp"
@@ -126,10 +125,8 @@ void AdvSceneSwitcher::on_sceneSequenceLoad_clicked()
 		file.fileName().toUtf8().constData());
 
 	if (!obj) {
-		QMessageBox Msgbox;
-		Msgbox.setText(obs_module_text(
+		DisplayMessage(obs_module_text(
 			"AdvSceneSwitcher.sceneSequenceTab.loadFail"));
-		Msgbox.exec();
 		return;
 	}
 
@@ -146,10 +143,8 @@ void AdvSceneSwitcher::on_sceneSequenceLoad_clicked()
 
 	obs_data_release(obj);
 
-	QMessageBox Msgbox;
-	Msgbox.setText(obs_module_text(
+	DisplayMessage(obs_module_text(
 		"AdvSceneSwitcher.sceneSequenceTab.loadSuccess"));
-	Msgbox.exec();
 	close();
 }