PRINCE: Use ScummVM save/load dialogs

The original option dialogs do not seem to be implemented yet so we
always show the ScummVM ones when using the save/load hotkeys for now.

This partly fixes Trac#9866.

3 files changed, 44 insertions, 0 deletions

diff --git a/engines/prince/prince.cpp b/engines/prince/prince.cpp
index b31a319e23..ae2457640c 100644
--- a/engines/prince/prince.cpp
+++ b/engines/prince/prince.cpp
@@ -544,6 +544,14 @@ void PrinceEngine::setMobTranslationTexts() {
 void PrinceEngine::keyHandler(Common::Event event) {
 	uint16 nChar = event.kbd.keycode;
 	switch (nChar) {
+	case Common::KEYCODE_F1:
+		if (canLoadGameStateCurrently())
+			scummVMSaveLoadDialog(false);
+		break;
+	case Common::KEYCODE_F2:
+		if (canSaveGameStateCurrently())
+			scummVMSaveLoadDialog(true);
+		break;
 	case Common::KEYCODE_d:
 		if (event.kbd.hasFlags(Common::KBD_CTRL)) {
 			getDebugger()->attach();
diff --git a/engines/prince/prince.h b/engines/prince/prince.h
index efebd4c286..e0b9490c37 100644
--- a/engines/prince/prince.h
+++ b/engines/prince/prince.h
@@ -279,6 +279,8 @@ public:
 	PrinceEngine(OSystem *syst, const PrinceGameDescription *gameDesc);
 	virtual ~PrinceEngine();
 
+	bool scummVMSaveLoadDialog(bool isSave);
+
 	virtual bool hasFeature(EngineFeature f) const;
 	virtual void pauseEngineIntern(bool pause);
 	virtual bool canSaveGameStateCurrently();
diff --git a/engines/prince/saveload.cpp b/engines/prince/saveload.cpp
index e91bc3476b..b1d9fc49fd 100644
--- a/engines/prince/saveload.cpp
+++ b/engines/prince/saveload.cpp
@@ -30,12 +30,15 @@
 #include "common/system.h"
 #include "common/config-manager.h"
 #include "common/memstream.h"
+#include "common/translation.h"
 
 #include "graphics/thumbnail.h"
 #include "graphics/surface.h"
 #include "graphics/palette.h"
 #include "graphics/scaler.h"
 
+#include "gui/saveload.h"
+
 namespace Prince {
 
 #define kSavegameVersion 1
@@ -43,6 +46,37 @@ namespace Prince {
 class InterpreterFlags;
 class Interpreter;
 
+bool PrinceEngine::scummVMSaveLoadDialog(bool isSave) {
+	GUI::SaveLoadChooser *dialog;
+	Common::String desc;
+	int slot;
+
+	if (isSave) {
+		dialog = new GUI::SaveLoadChooser(_("Save game:"), _("Save"), true);
+
+		slot = dialog->runModalWithCurrentTarget();
+		desc = dialog->getResultString();
+
+		if (desc.empty()) {
+			desc = dialog->createDefaultSaveDescription(slot);
+		}
+	} else {
+		dialog = new GUI::SaveLoadChooser(_("Restore game:"), _("Restore"), false);
+		slot = dialog->runModalWithCurrentTarget();
+	}
+
+	delete dialog;
+
+	if (slot < 0)
+		return false;
+
+	if (isSave) {
+		return saveGameState(slot, desc).getCode() == Common::kNoError;
+	} else {
+		return loadGameState(slot).getCode() == Common::kNoError;
+	}
+}
+
 WARN_UNUSED_RESULT bool PrinceEngine::readSavegameHeader(Common::InSaveFile *in, SavegameHeader &header, bool skipThumbnail) {
 	header.version     = 0;
 	header.saveName.clear();