GUI: Implement radiobuttons.

Implement radiobuttons in GUI. Also closes FR #2821529:
"GUI: volume and subtitles speed sliders".

Subtitle toggle button is replaced by three radiobuttons grouped
by a single group.

Updated translations and themes.

svn-id: r49767

3 files changed, 111 insertions, 14 deletions

diff --git a/gui/themes/scummclassic/classic_gfx.stx b/gui/themes/scummclassic/classic_gfx.stx
index cc6d7d471f..e107c1f04d 100644
--- a/gui/themes/scummclassic/classic_gfx.stx
+++ b/gui/themes/scummclassic/classic_gfx.stx
@@ -418,6 +418,69 @@
 		/>
 	</drawdata>
 
+	<!-- Idle radiobutton -->
+	<drawdata id = 'radiobutton_default' cache = 'false'>
+		<text	font = 'text_default'
+				text_color = 'color_normal'
+				vertical_align = 'center'
+				horizontal_align = 'left'
+		/>
+		<drawstep	func = 'circle'
+					width = '7'
+					height = '7'
+					radius = '7'
+					fill = 'background'
+					bg_color = 'darkgrey'
+					xpos = '0'
+					ypos = '0'
+		/>
+	</drawdata>
+
+	<!-- Selected radiobutton -->
+	<drawdata id = 'radiobutton_selected' cache = 'false'>
+		<text	font = 'text_default'
+				text_color = 'color_normal'
+				vertical_align = 'center'
+				horizontal_align = 'left'
+		/>
+		<drawstep	func = 'circle'
+					width = '7'
+					height = '7'
+					radius = '7'
+					fg_color = 'darkgrey'
+					fill = 'none'
+					xpos = '0'
+					ypos = '0'
+		/>
+		<drawstep	func = 'circle'
+					width = '7'
+					height = '7'
+					radius = '5'
+					fg_color = 'green'
+					fill = 'foreground'
+					xpos = '2'
+					ypos = '2'
+		/>
+	</drawdata>
+
+	<!-- Disabled radiobutton -->
+	<drawdata id = 'radiobutton_disabled' cache = 'false'>
+		<text	font = 'text_default'
+				text_color = 'color_normal_disabled'
+				vertical_align = 'center'
+				horizontal_align = 'left'
+		/>
+		<drawstep	func = 'circle'
+					width = '7'
+					height = '7'
+					radius = '7'
+					bg_color = 'lightgrey'
+					fill = 'background'
+					xpos = '0'
+					ypos = '0'
+		/>
+	</drawdata>
+
 	<drawdata id = 'widget_default' cache = 'false'>
 		<drawstep	func = 'bevelsq'
 					bevel = '2'
diff --git a/gui/themes/scummclassic/classic_layout.stx b/gui/themes/scummclassic/classic_layout.stx
index b7b07f8845..0faf909862 100644
--- a/gui/themes/scummclassic/classic_layout.stx
+++ b/gui/themes/scummclassic/classic_layout.stx
@@ -66,6 +66,9 @@
 		<widget name = 'Checkbox'
 				size = '-1, 14'
 		/>
+		<widget name = 'Radiobutton'
+				size = '-1, Globals.Line.Height'
+		/>
 		<widget name = 'ListWidget'
 				padding = '5, 0, 8, 0'
 		/>
@@ -241,9 +244,14 @@
 				<widget name = 'subToggleDesc'
 						type = 'OptionsLabel'
 				/>
-				<widget name = 'subToggleButton'
-						width = '150'
-						height = 'Globals.Slider.Height'
+				<widget name = 'subToggleSpeechOnly'
+						type = 'Radiobutton'
+				/>
+				<widget name = 'subToggleSubOnly'
+						type = 'Radiobutton'
+				/>
+				<widget name = 'subToggleSubBoth'
+						type = 'Radiobutton'
 				/>
 			</layout>
 			<layout type = 'horizontal' padding = '0, 0, 0, 0' spacing = '10'>
@@ -661,9 +669,14 @@
 				<widget name = 'subToggleDesc'
 						type = 'OptionsLabel'
 				/>
-				<widget name = 'subToggleButton'
-						width = '158'
-						height = 'Globals.Slider.Height'
+				<widget name = 'subToggleSpeechOnly'
+						type = 'Radiobutton'
+				/>
+				<widget name = 'subToggleSubOnly'
+						type = 'Radiobutton'
+				/>
+				<widget name = 'subToggleSubBoth'
+						type = 'Radiobutton'
 				/>
 			</layout>
 			<layout type = 'horizontal' padding = '0, 0, 0, 0' spacing = '10'>
diff --git a/gui/themes/scummclassic/classic_layout_lowres.stx b/gui/themes/scummclassic/classic_layout_lowres.stx
index 8a0180db3c..3573e56a79 100644
--- a/gui/themes/scummclassic/classic_layout_lowres.stx
+++ b/gui/themes/scummclassic/classic_layout_lowres.stx
@@ -63,6 +63,9 @@
 		<widget name = 'Checkbox'
 				size = '-1, Globals.Line.Height'
 		/>
+		<widget name = 'Radiobutton'
+				size = '-1, Globals.Line.Height'
+		/>
 		<widget name = 'ListWidget'
 				padding = '5, 0, 0, 0'
 		/>
@@ -235,13 +238,18 @@
 						type = 'PopUp'
 				/>
 			</layout>
-			<layout type = 'horizontal' padding = '0, 0, 0, 0' spacing = '6' center = 'true'>
+			<layout type = 'horizontal' padding = '0, 0, 0, 0' spacing = '3' center = 'true'>
 				<widget name = 'subToggleDesc'
 						type = 'OptionsLabel'
 				/>
-				<widget name = 'subToggleButton'
-						width = '128'
-						height = 'Globals.Slider.Height'
+				<widget name = 'subToggleSpeechOnly'
+						type = 'Radiobutton'
+				/>
+				<widget name = 'subToggleSubOnly'
+						type = 'Radiobutton'
+				/>
+				<widget name = 'subToggleSubBoth'
+						type = 'Radiobutton'
 				/>
 			</layout>
 			<layout type = 'horizontal' padding = '0, 0, 0, 0' spacing = '6' center = 'true'>
@@ -407,6 +415,14 @@
 						type = 'PopUp'
 				/>
 			</layout>
+			<layout type = 'horizontal' padding = '0, 0, 0, 0' spacing = '6' center = 'true'>
+				<widget name = 'GuiLanguagePopupDesc'
+						type = 'OptionsLabel'
+				/>
+				<widget name = 'GuiLanguagePopup'
+						type = 'PopUp'
+				/>
+			</layout>
 			<widget name='KeysButton'
  				     type='Button'
 			/>
@@ -655,13 +671,18 @@
 				/>
 			</layout>
 			<space size = '4' />
-			<layout type = 'horizontal' padding = '0, 0, 0, 0' spacing = '6' center = 'true'>
+			<layout type = 'horizontal' padding = '0, 0, 0, 0' spacing = '1' center = 'true'>
 				<widget name = 'subToggleDesc'
 						type = 'OptionsLabel'
 				/>
-				<widget name = 'subToggleButton'
-						width = '128'
-						height = 'Globals.Slider.Height'
+				<widget name = 'subToggleSpeechOnly'
+						type = 'Radiobutton'
+				/>
+				<widget name = 'subToggleSubOnly'
+						type = 'Radiobutton'
+				/>
+				<widget name = 'subToggleSubBoth'
+						type = 'Radiobutton'
 				/>
 			</layout>
 			<layout type = 'horizontal' padding = '0, 0, 0, 0' spacing = '6' center = 'true'>