ANDROIDSDL: implemented checkbox for change mouse mode in Options menu

backends/platform/androidsdl/androidsdl-sdl.cpp

@@ -27,6 +27,7 @@
 #include "backends/platform/androidsdl/androidsdl-sdl.h"
 #include "backends/events/androidsdl/androidsdl-events.h"
 #include "backends/graphics/androidsdl/androidsdl-graphics.h"
+#include <SDL_android.h>
 
 void OSystem_ANDROIDSDL::initBackend() {
 	// Create the backend custom managers
@@ -43,6 +44,38 @@ void OSystem_ANDROIDSDL::initBackend() {
 	if (!ConfMan.hasKey("gfx_mode"))
 		ConfMan.set("gfx_mode", "2x");
 	
+	if (!ConfMan.hasKey("touchpad_mouse_mode")) {
+		const bool enable = (SDL_ANDROID_GetMouseEmulationMode() == 0) ? false : true;
+		ConfMan.setBool("touchpad_mouse_mode", enable);
+	} else {
+		touchpadMode(ConfMan.getBool("touchpad_mouse_mode"));
+	}
+
 	// Call parent implementation of this method
 	OSystem_POSIX::initBackend();
 }
+
+void OSystem_ANDROIDSDL::touchpadMode(bool enable) {
+		if (enable)
+			switchToRelativeMouseMode();
+		else
+			switchToDirectMouseMode();
+}
+
+void OSystem_ANDROIDSDL::switchToDirectMouseMode() {
+	SDL_ANDROID_SetMouseEmulationMode(0, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1);
+}
+
+void OSystem_ANDROIDSDL::switchToRelativeMouseMode() {
+	SDL_ANDROID_SetMouseEmulationMode(1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1);
+}
+
+void OSystem_ANDROIDSDL::setFeatureState(Feature f, bool enable) {
+	switch (f) {
+			case kFeatureTouchpadMode:
+			touchpadMode(enable);
+			break;
+	}
+	
+	OSystem_POSIX::setFeatureState(f, enable);
+}

backends/platform/androidsdl/androidsdl-sdl.h

@@ -28,6 +28,10 @@
 class OSystem_ANDROIDSDL : public OSystem_POSIX {
 public:
 	virtual void initBackend();
+	virtual void setFeatureState(Feature f, bool enable);
+	void touchpadMode(bool enable);
+	void switchToDirectMouseMode();
+	void switchToRelativeMouseMode();
 
 #ifdef ENABLE_KEYMAPPER
 	// FIXME: This just calls parent methods, is it needed?

common/system.h

@@ -337,6 +337,14 @@ public:
 		 * This feature has no associated state.
 		 */
 		kFeatureOpenUrl
+			
+#ifdef ANDROIDSDL
+			/**
+			* mouse emulation mode
+			*/
+			,
+		kFeatureTouchpadMode
+#endif
 	};
 
 	/**

gui/options.cpp

@@ -136,6 +136,10 @@ OptionsDialog::~OptionsDialog() {
 }
 
 void OptionsDialog::init() {
+#ifdef ANDROIDSDL
+	_enableAndroidSdlSettings = false;
+	_touchpadCheckbox = 0;
+#endif
 	_enableGraphicSettings = false;
 	_gfxPopUp = 0;
 	_gfxPopUpDesc = 0;
@@ -203,6 +207,14 @@ void OptionsDialog::build() {
 		_guioptions = parseGameGUIOptions(_guioptionsString);
 	}
 	
+#ifdef ANDROIDSDL
+	// AndroidSDL options
+	if (ConfMan.hasKey("touchpad_mouse_mode", _domain)) {
+		bool touchpadState = ConfMan.getBool("touchpad_mouse_mode", _domain);
+		_touchpadCheckbox->setState(touchpadState);
+	}
+#endif
+
 	// Graphic options
 	if (_fullscreenCheckbox) {
 		_gfxPopUp->setSelected(0);
@@ -380,6 +392,14 @@ void OptionsDialog::open() {
 }
 
 void OptionsDialog::apply() {
+#ifdef ANDROIDSDL
+	if (_enableAndroidSdlSettings) {
+		if (ConfMan.getBool("touchpad_mouse_mode", _domain) != _touchpadCheckbox->getState()) {
+			ConfMan.setBool("touchpad_mouse_mode", _touchpadCheckbox->getState(), _domain);
+			g_system->setFeatureState(OSystem::kFeatureTouchpadMode, _touchpadCheckbox->getState());
+		}
+	}
+#endif
 	// Graphic options
 	bool graphicsModeChanged = false;
 	if (_fullscreenCheckbox) {
@@ -673,6 +693,10 @@ void OptionsDialog::handleCommand(CommandSender *sender, uint32 cmd, uint32 data
 	}
 }
 	
+void OptionsDialog::setAndroidSdlSettingsState(bool enabled) {
+	_enableAndroidSdlSettings = enabled;
+}
+
 void OptionsDialog::setGraphicSettingsState(bool enabled) {
 	_enableGraphicSettings = enabled;
 
@@ -799,6 +823,15 @@ void OptionsDialog::setSubtitleSettingsState(bool enabled) {
 	_subSpeedLabel->setEnabled(ena);
 }
 	
+#ifdef ANDROIDSDL
+	void OptionsDialog::addAndroidSdlControls(GuiObject *boss, const Common::String &prefix) {
+		// Touchpad Mouse mode
+		_touchpadCheckbox = new CheckboxWidget(boss, prefix + "grTouchpadCheckbox", _("Touchpad mouse mode"));
+		
+		_enableAndroidSdlSettings = true;
+	}
+#endif
+
 void OptionsDialog::addGraphicControls(GuiObject *boss, const Common::String &prefix) {
 	const OSystem::GraphicsMode *gm = g_system->getSupportedGraphicsModes();
 	Common::String context;
@@ -1226,6 +1259,14 @@ void GlobalOptionsDialog::build() {
 	// The tab widget
 	TabWidget *tab = new TabWidget(this, "GlobalOptions.TabWidget");
 
+#ifdef ANDROIDSDL
+	//
+	// The control tab only for Android SDL platform
+	//
+	tab->addTab(_("Control"));
+	addAndroidSdlControls(tab, "GlobalOptions_AndroidSdl.");
+#endif
+	
 	//
 	// 1) The graphics tab
 	//

gui/options.h

@@ -86,6 +86,9 @@ protected:
 	virtual void clean();
 	void rebuild();
 
+#ifdef ANDROIDSDL
+	void addAndroidSdlControls(GuiObject *boss, const Common::String &prefix);
+#endif
 	void addGraphicControls(GuiObject *boss, const Common::String &prefix);
 	void addAudioControls(GuiObject *boss, const Common::String &prefix);
 	void addMIDIControls(GuiObject *boss, const Common::String &prefix);
@@ -96,6 +99,9 @@ protected:
 	void addSubtitleControls(GuiObject *boss, const Common::String &prefix, int maxSliderVal = 255);
 	void addEngineControls(GuiObject *boss, const Common::String &prefix, const ExtraGuiOptions &engineOptions);
 
+#ifdef ANDROIDSDL
+	void setAndroidSdlSettingsState(bool enabled);
+#endif
 	void setGraphicSettingsState(bool enabled);
 	void setAudioSettingsState(bool enabled);
 	void setMIDISettingsState(bool enabled);
@@ -112,6 +118,16 @@ protected:
 	int _pathsTabId;
 
 private:
+	
+#ifdef ANDROIDSDL
+	//
+	// AndroidSDL controls
+	//
+	bool _enableAndroidSdlSettings;
+
+	CheckboxWidget *_touchpadCheckbox;
+#endif
+	
 	//
 	// Graphics controls
 	//

gui/themes/scummclassic/classic_layout.stx

@@ -238,6 +238,14 @@
 		</layout>
 	</dialog>
 	
+	<dialog name = 'GlobalOptions_AndroidSdl' overlays = 'Dialog.GlobalOptions.TabWidget'>
+		<layout type = 'vertical' padding = '16, 16, 16, 16' spacing = '8'>
+			<widget name = 'grTouchpadCheckbox'
+					type = 'Checkbox'
+			/>
+		</layout>
+	</dialog>
+
 	<dialog name = 'GlobalOptions_Graphics' overlays = 'Dialog.GlobalOptions.TabWidget'>
 		<layout type = 'vertical' padding = '16, 16, 16, 16' spacing = '8'>
 			<layout type = 'horizontal' padding = '0, 0, 0, 0' spacing = '10' center = 'true'>

gui/themes/scummclassic/classic_layout_lowres.stx

@@ -235,6 +235,14 @@
 		</layout>
 	</dialog>
 	
+	<dialog name = 'GlobalOptions_AndroidSdl' overlays = 'Dialog.GlobalOptions.TabWidget'>
+		<layout type = 'vertical' padding = '16, 16, 16, 16' spacing = '8'>
+			<widget name = 'grTouchpadCheckbox'
+					type = 'Checkbox'
+			/>
+		</layout>
+	</dialog>
+
 	<dialog name = 'GlobalOptions_Graphics' overlays = 'Dialog.GlobalOptions.TabWidget'>
 		<layout type = 'vertical' padding = '16, 16, 16, 16' spacing = '8'>
 			<layout type = 'horizontal' padding = '0, 0, 0, 0' spacing = '6' center = 'true'>

gui/themes/scummmodern/scummmodern_layout.stx

@@ -252,6 +252,14 @@
 		</layout>
 	</dialog>
 	
+	<dialog name = 'GlobalOptions_AndroidSdl' overlays = 'Dialog.GlobalOptions.TabWidget'>
+		<layout type = 'vertical' padding = '16, 16, 16, 16' spacing = '8'>
+			<widget name = 'grTouchpadCheckbox'
+					type = 'Checkbox'
+			/>
+		</layout>
+	</dialog>
+
 	<dialog name = 'GlobalOptions_Graphics' overlays = 'Dialog.GlobalOptions.TabWidget'>
 		<layout type = 'vertical' padding = '16, 16, 16, 16' spacing = '8'>
 			<layout type = 'horizontal' padding = '0, 0, 0, 0' spacing = '10' center = 'true'>

gui/themes/scummmodern/scummmodern_layout_lowres.stx

@@ -233,6 +233,14 @@
 		</layout>
 	</dialog>
 	
+	<dialog name = 'GlobalOptions_AndroidSdl' overlays = 'Dialog.GlobalOptions.TabWidget'>
+		<layout type = 'vertical' padding = '16, 16, 16, 16' spacing = '8'>
+			<widget name = 'grTouchpadCheckbox'
+					type = 'Checkbox'
+			/>
+		</layout>
+	</dialog>
+
 	<dialog name = 'GlobalOptions_Graphics' overlays = 'Dialog.GlobalOptions.TabWidget'>
 		<layout type = 'vertical' padding = '16, 16, 16, 16' spacing = '8'>
 			<layout type = 'horizontal' padding = '0, 0, 0, 0' spacing = '6' center = 'true'>