SCI: Show information for correct file naming in the QFG4 import room

This information is shown in previous QFG versions, but it had to be
placed in a SCI32 graphics function in order to be shown in QFG4 too

2 files changed, 17 insertions, 1 deletions

diff --git a/engines/sci/engine/kgraphics.cpp b/engines/sci/engine/kgraphics.cpp
index 5b483eb4a2..6d938b6d22 100644
--- a/engines/sci/engine/kgraphics.cpp
+++ b/engines/sci/engine/kgraphics.cpp
@@ -951,7 +951,8 @@ reg_t kDrawControl(EngineState *s, int argc, reg_t *argv) {
 	}
 	if (objName == "savedHeros") {
 		// Import of QfG character files dialog is shown.
-		// display additional popup information before letting user use it.
+		// Display additional popup information before letting user use it.
+		// For the SCI32 version of this, check kernelAddPlane().
 		reg_t changeDirButton = s->_segMan->findObjectByName("changeDirItem");
 		if (!changeDirButton.isNull()) {
 			// check if checkDirButton is still enabled, in that case we are called the first time during that room
diff --git a/engines/sci/graphics/frameout.cpp b/engines/sci/graphics/frameout.cpp
index b13c7f4dce..cb56e24de9 100644
--- a/engines/sci/graphics/frameout.cpp
+++ b/engines/sci/graphics/frameout.cpp
@@ -117,6 +117,8 @@ void GfxFrameout::showCurrentScrollText() {
 	}
 }
 
+extern void showScummVMDialog(const Common::String &message);
+
 void GfxFrameout::kernelAddPlane(reg_t object) {
 	PlaneEntry newPlane;
 
@@ -142,6 +144,19 @@ void GfxFrameout::kernelAddPlane(reg_t object) {
 		_coordAdjuster->setScriptsResolution(tmpRunningWidth, tmpRunningHeight);
 	}
 
+	// Import of QfG character files dialog is shown in QFG4.
+	// Display additional popup information before letting user use it.
+	// For the SCI0-SCI1.1 version of this, check kDrawControl().
+	if (g_sci->inQfGImportRoom() && !strcmp(_segMan->getObjectName(object), "DSPlane")) {
+		showScummVMDialog("Characters saved inside ScummVM are shown "
+				"automatically. Character files saved in the original "
+				"interpreter need to be put inside ScummVM's saved games "
+				"directory and a prefix needs to be added depending on which "
+				"game it was saved in: 'qfg1-' for Quest for Glory 1, 'qfg2-' "
+				"for Quest for Glory 2, 'qfg3-' for Quest for Glory 3. "
+				"Example: 'qfg2-thief.sav'.");
+	}
+
 	newPlane.object = object;
 	newPlane.priority = readSelectorValue(_segMan, object, SELECTOR(priority));
 	newPlane.lastPriority = 0xFFFF; // hidden