6 files changed, 326 insertions, 1 deletions

diff --git a/gui/devices/1080x1920/res/ui.xml b/gui/devices/1080x1920/res/ui.xml
index 3135a03dc..a611d0582 100644
--- a/gui/devices/1080x1920/res/ui.xml
+++ b/gui/devices/1080x1920/res/ui.xml
@@ -86,6 +86,7 @@
 		<variable name="tz_selected_y" value="240" />
 		<variable name="tz_set_y" value="1500" />
 		<variable name="tz_current_y" value="1425" />
+		<variable name="system_ro_y" value="1770" />
 		<variable name="col_progressbar_x" value="351" />
 		<variable name="row_progressbar_y" value="1650" />
 		<variable name="col1_medium_x" value="10" />
diff --git a/gui/devices/320x320/res/ui.xml b/gui/devices/320x320/res/ui.xml
index 5495b7717..1dec40504 100644
--- a/gui/devices/320x320/res/ui.xml
+++ b/gui/devices/320x320/res/ui.xml
@@ -174,6 +174,7 @@
 		<variable name="row_offset_medium_y" value="206" />
 		<variable name="tz_set_y" value="271" />
 		<variable name="tz_current_y" value="249" />
+		<variable name="system_ro_y" value="216" />
 		<variable name="button_fill_color" value="#303030" />
 		<variable name="button_fill_full_width" value="308" />
 		<variable name="button_fill_main_width" value="150" />
@@ -189,7 +190,7 @@
 		<variable name="backup_button_row1" value="214" />
 		<variable name="backup_button_row2" value="242" />
 		<variable name="mount_list_height" value="190" />
-		<variable name="mount_storage_row" value="200" />
+		<variable name="mount_storage_row" value="193" />
 		<variable name="storage_list_height" value="134" />
 		<variable name="wipe_list_height" value="216" />
 		<variable name="wipe_button_y" value="170" />
diff --git a/gui/devices/480x800/res/ui.xml b/gui/devices/480x800/res/ui.xml
index 3c320a7eb..984454109 100644
--- a/gui/devices/480x800/res/ui.xml
+++ b/gui/devices/480x800/res/ui.xml
@@ -82,6 +82,7 @@
 		<variable name="tz_selected_y" value="110" />
 		<variable name="tz_set_y" value="580" />
 		<variable name="tz_current_y" value="730" />
+		<variable name="system_ro_y" value="550" />
 		<variable name="col_progressbar_x" value="114" />
 		<variable name="row_progressbar_y" value="720" />
 		<variable name="col1_medium_x" value="10" />
diff --git a/gui/devices/landscape/res/landscape.xml b/gui/devices/landscape/res/landscape.xml
index 25b9b17e7..12c66290b 100644
--- a/gui/devices/landscape/res/landscape.xml
+++ b/gui/devices/landscape/res/landscape.xml
@@ -989,6 +989,27 @@
 				</actions>
 			</object>
 
+			<object type="button">
+				<placement x="%col3_x%" y="%row10_text_y%" />
+				<font resource="font" color="%text_color%" />
+				<condition var1="tw_mount_system_ro" op="=" var2="0" />
+				<text>Only mount system read-only</text>
+				<image resource="checkbox_false" />
+				<action function="mountsystemtoggle"></action>
+			</object>
+
+			<object type="button">
+				<placement x="%col3_x%" y="%row10_text_y%" />
+				<font resource="font" color="%text_color%" />
+				<condition var1="tw_mount_system_ro" op="!=" var2="0" />
+				<text>Only mount system read-only</text>
+				<image resource="checkbox_true" />
+				<actions>
+					<action function="set">tw_lifetime_writes=2</action>
+					<action function="page">system_readonly_check</action>
+				</actions>
+			</object>
+
 			<object type="action">
 				<touch key="home" />
 				<action function="page">main</action>
@@ -1035,6 +1056,31 @@
 			<object type="template" name="footer" />
 		</page>
 
+		<page name="system_readonly_check">
+			<object type="action">
+				<action function="checkpartitionlifetimewrites">/system</action>
+			</object>
+
+			<object type="action">
+				<conditions>
+					<condition var1="tw_operation_state" var2="1" />
+					<condition var1="tw_lifetime_writes" var2="1" />
+				</conditions>
+				<action function="page">mount</action>
+			</object>
+
+			<object type="action">
+				<conditions>
+					<condition var1="tw_operation_state" var2="1" />
+					<condition var1="tw_lifetime_writes" var2="0" />
+				</conditions>
+				<actions>
+					<action function="set">tw_back=mount</action>
+					<action function="page">system_readonly</action>
+				</actions>
+			</object>
+		</page>
+
 		<page name="wipe">
 			<object type="template" name="header" />
 
@@ -3596,5 +3642,57 @@
 				</actions>
 			</object>
 		</page>
+
+		<page name="system_readonly">
+			<object type="template" name="header" />
+
+			<object type="text">
+				<placement x="%center_x%" y="%row1_text_y%" placement="5" />
+				<text>TWRP has detected an unmodified system partition.</text>
+			</object>
+
+			<object type="text">
+				<placement x="%center_x%" y="%row2_text_y%" placement="5" />
+				<text>TWRP can leave your system partition unmodified to make it easier for you to take official updates.</text>
+			</object>
+
+			<object type="text">
+				<placement x="%center_x%" y="%row3_text_y%" placement="5" />
+				<text>TWRP will be unable to prevent the stock ROM from replacing TWRP and will not offer to root your device.</text>
+			</object>
+
+			<object type="text">
+				<placement x="%center_x%" y="%row4_text_y%" placement="5" />
+				<text>Installing zips or performing adb operations may still modify the system partition.</text>
+			</object>
+
+			<object type="checkbox">
+				<condition var1="tw_is_encrypted" var2="0" />
+				<placement x="%col1_x%" y="%row5_text_y%" />
+				<text>Never show this screen during boot again</text>
+				<data variable="tw_never_show_system_ro_page" />
+			</object>
+
+			<object type="button">
+				<placement x="%col_center_x%" y="%row7_text_y%" />
+				<text>Keep Read Only</text>
+				<actions>
+					<action function="set">tw_mount_system_ro=1</action>
+					<action function="set">tw_page_done=1</action>
+					<action function="page">%tw_back%</action>
+				</actions>
+			</object>
+
+			<object type="slider">
+				<text>Swipe to Allow Modifications</text>
+				<actions>
+					<action function="set">tw_mount_system_ro=0</action>
+					<action function="set">tw_page_done=1</action>
+					<action function="page">%tw_back%</action>
+				</actions>
+			</object>
+
+			<object type="template" name="footer" />
+		</page>
 	</pages>
 </recovery>
diff --git a/gui/devices/portrait/res/portrait.xml b/gui/devices/portrait/res/portrait.xml
index bd235981d..997da9d23 100644
--- a/gui/devices/portrait/res/portrait.xml
+++ b/gui/devices/portrait/res/portrait.xml
@@ -2105,6 +2105,27 @@
 				<action function="page">decrypt</action>
 			</object>
 
+			<object type="button">
+				<placement x="%col1_x%" y="%system_ro_y%" />
+				<font resource="font" color="%text_color%" />
+				<condition var1="tw_mount_system_ro" op="=" var2="0" />
+				<text>Only mount system read-only</text>
+				<image resource="checkbox_false" />
+				<action function="mountsystemtoggle"></action>
+			</object>
+
+			<object type="button">
+				<placement x="%col1_x%" y="%system_ro_y%" />
+				<font resource="font" color="%text_color%" />
+				<condition var1="tw_mount_system_ro" op="!=" var2="0" />
+				<text>Only mount system read-only</text>
+				<image resource="checkbox_true" />
+				<actions>
+					<action function="set">tw_lifetime_writes=2</action>
+					<action function="page">system_readonly_check</action>
+				</actions>
+			</object>
+
 			<object type="action">
 				<touch key="home" />
 				<action function="page">main</action>
@@ -2161,6 +2182,31 @@
 			</object>
 		</page>
 
+		<page name="system_readonly_check">
+			<object type="action">
+				<action function="checkpartitionlifetimewrites">/system</action>
+			</object>
+
+			<object type="action">
+				<conditions>
+					<condition var1="tw_operation_state" var2="1" />
+					<condition var1="tw_lifetime_writes" var2="1" />
+				</conditions>
+				<action function="page">mount</action>
+			</object>
+
+			<object type="action">
+				<conditions>
+					<condition var1="tw_operation_state" var2="1" />
+					<condition var1="tw_lifetime_writes" var2="0" />
+				</conditions>
+				<actions>
+					<action function="set">tw_back=mount</action>
+					<action function="page">system_readonly</action>
+				</actions>
+			</object>
+		</page>
+
 		<page name="reboot">
 			<object type="template" name="header" />
 
@@ -3607,5 +3653,72 @@
 				</actions>
 			</object>
 		</page>
+
+		<page name="system_readonly">
+			<object type="template" name="header" />
+
+			<object type="text">
+				<placement x="%center_x%" y="%row1_header_y%" placement="5" />
+				<text>TWRP has detected an unmodified system partition.</text>
+			</object>
+
+			<object type="text">
+				<placement x="%center_x%" y="%row2_text_y%" placement="5" />
+				<text>TWRP can leave your system partition unmodified</text>
+			</object>
+
+			<object type="text">
+				<placement x="%center_x%" y="%row3_text_y%" placement="5" />
+				<text>to make it easier for you to take official updates.</text>
+			</object>
+
+			<object type="text">
+				<placement x="%center_x%" y="%row4_text_y%" placement="5" />
+				<text>TWRP will be unable to prevent the stock ROM from</text>
+			</object>
+
+			<object type="text">
+				<placement x="%center_x%" y="%row5_text_y%" placement="5" />
+				<text>replacing TWRP and will not offer to root your device.</text>
+			</object>
+
+			<object type="text">
+				<placement x="%center_x%" y="%row6_text_y%" placement="5" />
+				<text>Installing zips or performing adb operations may still</text>
+			</object>
+
+			<object type="text">
+				<placement x="%center_x%" y="%row7_text_y%" placement="5" />
+				<text>modify the system partition.</text>
+			</object>
+
+			<object type="checkbox">
+				<condition var1="tw_is_encrypted" var2="0" />
+				<placement x="%col1_x%" y="%row8_text_y%" />
+				<text>Never show this screen during boot again</text>
+				<data variable="tw_never_show_system_ro_page" />
+			</object>
+
+			<object type="button">
+				<placement x="%col_center_x%" y="%row10_text_y%" />
+				<text>Keep Read Only</text>
+				<actions>
+					<action function="set">tw_mount_system_ro=1</action>
+					<action function="set">tw_page_done=1</action>
+					<action function="page">%tw_back%</action>
+				</actions>
+			</object>
+
+			<object type="slider">
+				<text>Swipe to Allow Modifications</text>
+				<actions>
+					<action function="set">tw_mount_system_ro=0</action>
+					<action function="set">tw_page_done=1</action>
+					<action function="page">%tw_back%</action>
+				</actions>
+			</object>
+
+			<object type="template" name="footer" />
+		</page>
 	</pages>
 </recovery>
diff --git a/gui/devices/watch/res/watch.xml b/gui/devices/watch/res/watch.xml
index 872c47b6b..f0f383dcb 100644
--- a/gui/devices/watch/res/watch.xml
+++ b/gui/devices/watch/res/watch.xml
@@ -2113,6 +2113,27 @@
 				<action function="page">decrypt</action>
 			</object>
 
+			<object type="button">
+				<placement x="%col1_x%" y="%system_ro_y%" />
+				<font resource="font" color="%text_color%" />
+				<condition var1="tw_mount_system_ro" op="=" var2="0" />
+				<text>Only mount system read-only</text>
+				<image resource="checkbox_false" />
+				<action function="mountsystemtoggle"></action>
+			</object>
+
+			<object type="button">
+				<placement x="%col1_x%" y="%system_ro_y%" />
+				<font resource="font" color="%text_color%" />
+				<condition var1="tw_mount_system_ro" op="!=" var2="0" />
+				<text>Only mount system read-only</text>
+				<image resource="checkbox_true" />
+				<actions>
+					<action function="set">tw_lifetime_writes=2</action>
+					<action function="page">system_readonly_check</action>
+				</actions>
+			</object>
+
 			<object type="action">
 				<touch key="home" />
 				<action function="page">main</action>
@@ -2168,6 +2189,31 @@
 			</object>
 		</page>
 
+		<page name="system_readonly_check">
+			<object type="action">
+				<action function="checkpartitionlifetimewrites">/system</action>
+			</object>
+
+			<object type="action">
+				<conditions>
+					<condition var1="tw_operation_state" var2="1" />
+					<condition var1="tw_lifetime_writes" var2="1" />
+				</conditions>
+				<action function="page">mount</action>
+			</object>
+
+			<object type="action">
+				<conditions>
+					<condition var1="tw_operation_state" var2="1" />
+					<condition var1="tw_lifetime_writes" var2="0" />
+				</conditions>
+				<actions>
+					<action function="set">tw_back=mount</action>
+					<action function="page">system_readonly</action>
+				</actions>
+			</object>
+		</page>
+
 		<page name="reboot">
 			<object type="template" name="header" />
 
@@ -3596,5 +3642,70 @@
 				</actions>
 			</object>
 		</page>
+
+		<page name="system_readonly">
+			<object type="template" name="header" />
+
+			<object type="text">
+				<placement x="%center_x%" y="%row1_header_y%" placement="5" />
+				<text>TWRP has detected an unmodified system partition.</text>
+			</object>
+
+			<object type="text">
+				<placement x="%center_x%" y="%row1_text_y%" placement="5" />
+				<text>TWRP can leave your system partition unmodified</text>
+			</object>
+
+			<object type="text">
+				<placement x="%center_x%" y="%row2_text_y%" placement="5" />
+				<text>to make it easier for you to take official updates.</text>
+			</object>
+
+			<object type="text">
+				<placement x="%center_x%" y="%row3_text_y%" placement="5" />
+				<text>TWRP will be unable to prevent the stock ROM from</text>
+			</object>
+
+			<object type="text">
+				<placement x="%center_x%" y="%row4_text_y%" placement="5" />
+				<text>replacing TWRP and will not offer to root your device.</text>
+			</object>
+
+			<object type="text">
+				<placement x="%center_x%" y="%row5_text_y%" placement="5" />
+				<text>Installing zips or performing adb operations may still</text>
+			</object>
+
+			<object type="text">
+				<placement x="%center_x%" y="%row6_text_y%" placement="5" />
+				<text>modify the system partition.</text>
+			</object>
+
+			<object type="checkbox">
+				<condition var1="tw_is_encrypted" var2="0" />
+				<placement x="%col1_x%" y="%row7_text_y%" />
+				<text>Never show this screen during boot again</text>
+				<data variable="tw_never_show_system_ro_page" />
+			</object>
+
+			<object type="button">
+				<placement x="%col_center_x%" y="%row9_text_y%" />
+				<text>Keep Read Only</text>
+				<actions>
+					<action function="set">tw_mount_system_ro=1</action>
+					<action function="set">tw_page_done=1</action>
+					<action function="page">%tw_back%</action>
+				</actions>
+			</object>
+
+			<object type="slider">
+				<text>Swipe to Allow Modifications</text>
+				<actions>
+					<action function="set">tw_mount_system_ro=0</action>
+					<action function="set">tw_page_done=1</action>
+					<action function="page">%tw_back%</action>
+				</actions>
+			</object>
+		</page>
 	</pages>
 </recovery>