From 16dd81b500e696c437493c2052cb6dd6a27f9626 Mon Sep 17 00:00:00 2001
From: Captain Throwback <captainthrowback@hotmail.com>
Date: Fri, 12 Feb 2021 19:32:36 -0500
Subject: [PATCH] nano: Add File Manager option to edit selected file

Change-Id: Ie7d940545569e6de976d2a51666b692f3fc23798
---
 Android.mk                        |  3 +++
 data.cpp                          |  6 ++++++
 gui/action.cpp                    | 15 +++++++++++++++
 gui/objects.hpp                   |  3 +++
 gui/theme/common/landscape.xml    | 13 +++++++++++++
 gui/theme/common/languages/en.xml |  1 +
 gui/theme/common/portrait.xml     | 13 +++++++++++++
 7 files changed, 54 insertions(+)

diff --git a/Android.mk b/Android.mk
index 699a601e..967a6605 100755
--- a/Android.mk
+++ b/Android.mk
@@ -376,6 +376,9 @@ ifneq ($(TW_INCLUDE_LIBRESETPROP),)
     LOCAL_C_INCLUDES += external/magisk-prebuilt/include
     LOCAL_CFLAGS += -DTW_INCLUDE_LIBRESETPROP
 endif
+ifeq ($(TW_EXCLUDE_NANO), true)
+    LOCAL_CFLAGS += -DTW_EXCLUDE_NANO
+endif
 
 TWRP_REQUIRED_MODULES += \
     relink_libraries \
diff --git a/data.cpp b/data.cpp
index 571def68..c45f27c5 100755
--- a/data.cpp
+++ b/data.cpp
@@ -919,6 +919,12 @@ void DataManager::SetDefaultValues()
 	mData.SetValue("tw_app_install_status", "0"); // 0 = no status, 1 = not installed, 2 = already installed
 	mData.SetValue("tw_app_installed_in_system", "0");
 #endif
+#ifndef TW_EXCLUDE_NANO
+	mConst.SetValue("tw_include_nano", "1");
+#else
+	LOGINFO("TW_EXCLUDE_NANO := true\n");
+	mConst.SetValue("tw_include_nano", "0");
+#endif
 
 	mData.SetValue("tw_enable_adb_backup", "0");
 
diff --git a/gui/action.cpp b/gui/action.cpp
index b93188f3..20c30748 100755
--- a/gui/action.cpp
+++ b/gui/action.cpp
@@ -242,6 +242,9 @@ GUIAction::GUIAction(xml_node<>* node)
 		ADD_ACTION(uninstalltwrpsystemapp);
 		ADD_ACTION(repackimage);
 		ADD_ACTION(fixabrecoverybootloop);
+#ifndef TW_EXCLUDE_NANO
+		ADD_ACTION(editfile);
+#endif
 	}
 
 	// First, get the action
@@ -2272,3 +2275,15 @@ int GUIAction::changeterminal(std::string arg) {
 		gui_changePage("terminalcommand");
 	return 0;
 }
+#ifndef TW_EXCLUDE_NANO
+int GUIAction::editfile(std::string arg) {
+	if (term != NULL) {
+		for (uint8_t iter = 0; iter < arg.size(); iter++)
+			term->NotifyCharInput(arg.at(iter));
+		term->NotifyCharInput(13);
+	}
+	else
+		LOGINFO("Unable to switch to Terminal\n");
+	return 0;
+}
+#endif
diff --git a/gui/objects.hpp b/gui/objects.hpp
index 48a2e895..0f2fae58 100755
--- a/gui/objects.hpp
+++ b/gui/objects.hpp
@@ -374,6 +374,9 @@ protected:
 	int enableadb(std::string arg);
 	int enablefastboot(std::string arg);
 	int changeterminal(std::string arg);
+#ifndef TW_EXCLUDE_NANO
+	int editfile(std::string arg);
+#endif
 	int simulate;
 };
 
diff --git a/gui/theme/common/landscape.xml b/gui/theme/common/landscape.xml
index 66931086..a3437fbf 100755
--- a/gui/theme/common/landscape.xml
+++ b/gui/theme/common/landscape.xml
@@ -4237,6 +4237,19 @@
 				</actions>
 			</button>
 
+			<button style="main_button_half_width">
+edi				<conditions>
+					<condition var1="tw_include_nano" var2="1"/>
+					<condition var1="tw_fm_isfolder" var2="0"/>
+				</conditions>
+				<placement x="%col1_x_left%" y="%row15a_y%"/>
+				<text>{@fm_edit_file=Edit File}</text>
+				<actions>
+					<action function="editfile">nano "%tw_filename1%"</action>
+					<action function="page">terminalcommand</action>
+				</actions>
+			</button>
+
 			<button style="main_button_half_width">
 				<placement x="%col2_x_left%" y="%row11_y%"/>
 				<text>{@fm_move_btn=Move}</text>
diff --git a/gui/theme/common/languages/en.xml b/gui/theme/common/languages/en.xml
index 5d313a3c..3fd485da 100755
--- a/gui/theme/common/languages/en.xml
+++ b/gui/theme/common/languages/en.xml
@@ -460,6 +460,7 @@
 		<string name="fm_perms">Permissions:</string>
 		<string name="fm_complete">File Operation Complete</string>
 		<string name="fm_open_terminal_btn">Open Terminal Here</string>
+		<string name="fm_edit_file">Edit File</string>
 		<string name="decrypt_data_hdr">Decrypt Data</string>
 		<string name="decrypt_data_enter_pass">Enter Password.</string>
 		<string name="decrypt_data_failed">Password failed, please try again!</string>
diff --git a/gui/theme/common/portrait.xml b/gui/theme/common/portrait.xml
index cd2f3be9..b90902bb 100755
--- a/gui/theme/common/portrait.xml
+++ b/gui/theme/common/portrait.xml
@@ -4339,6 +4339,19 @@
 				<text>%tw_filename1%</text>
 			</text>
 
+			<button style="main_button_half_height">
+				<conditions>
+					<condition var1="tw_include_nano" var2="1"/>
+					<condition var1="tw_fm_isfolder" var2="0"/>
+				</conditions>
+				<placement x="%indent%" y="%row12a_y%"/>
+				<text>{@fm_edit_file=Edit File}</text>
+				<actions>
+					<action function="editfile">nano "%tw_filename1%"</action>
+					<action function="page">terminalcommand</action>
+				</actions>
+			</button>
+
 			<button style="main_button_half_height">
 				<condition var1="tw_fm_isfolder" var2="1"/>
 				<placement x="%center_x%" y="%row12a_y%"/>