[Xposed Framework Modules] Adam3Sixty:
I cleared the Xposed log, and then tried to view my WiFi password, then I tried to change the text colour and view the password again, this is the log that came from it:

05-23 18:54:53.393 I/Xposed ( 8528): WiFiKeyView (com.whd.wifikeyview.WiFiKeyView#handleLoadPackage(LoadPackageParam)) WiFiKeyView is hooking methods...

05-23 18:54:55.345 I/Xposed ( 8528): WiFiKeyView (com.whd.wifikeyview.hooks.LongPressNetworkHook#afterHookedMethod(MethodHookParam)) Injecting context menu item...

05-23 18:54:56.916 I/Xposed ( 8528): WiFiKeyView (com.whd.wifikeyview.hooks.LongPressNetworkClickedHook#afterHookedMethod(MethodHookParam)) Context menu show password clicked

05-23 18:54:57.679 I/Xposed ( 8528): WiFiKeyView (com.whd.wifikeyview.network.NetworkParser#parse(List<String>)) Unknown key in supplicant file: SIM_NUM

05-23 18:54:57.680 I/Xposed ( 8528): WiFiKeyView (com.whd.wifikeyview.network.NetworkParser#parse(List<String>)) Unknown key in supplicant file: SIM_NUM

05-23 18:54:57.680 I/Xposed ( 8528): WiFiKeyView (com.whd.wifikeyview.network.NetworkParser#parse(List<String>)) Unknown key in supplicant file: SIM_NUM

05-23 18:54:57.681 I/Xposed ( 8528): WiFiKeyView (com.whd.wifikeyview.network.NetworkParser#parse(List<String>)) Unknown key in supplicant file: SIM_NUM

05-23 18:55:03.221 I/Xposed ( 8528): WiFiKeyView (com.whd.wifikeyview.hooks.LongPressNetworkHook#afterHookedMethod(MethodHookParam)) Injecting context menu item...

05-23 18:55:04.364 I/Xposed ( 8528): WiFiKeyView (com.whd.wifikeyview.hooks.LongPressNetworkClickedHook#afterHookedMethod(MethodHookParam)) Context menu show password clicked

05-23 18:55:04.971 I/Xposed ( 8528): WiFiKeyView (com.whd.wifikeyview.network.NetworkParser#parse(List<String>)) Unknown key in supplicant file: SIM_NUM

05-23 18:55:04.972 I/Xposed ( 8528): WiFiKeyView (com.whd.wifikeyview.network.NetworkParser#parse(List<String>)) Unknown key in supplicant file: SIM_NUM

05-23 18:55:04.972 I/Xposed ( 8528): WiFiKeyView (com.whd.wifikeyview.network.NetworkParser#parse(List<String>)) Unknown key in supplicant file: SIM_NUM

05-23 18:55:04.973 I/Xposed ( 8528): WiFiKeyView (com.whd.wifikeyview.network.NetworkParser#parse(List<String>)) Unknown key in supplicant file: SIM_NUM

05-23 18:55:23.673 I/Xposed ( 8528): WiFiKeyView (com.whd.wifikeyview.hooks.LongPressNetworkHook#afterHookedMethod(MethodHookParam)) Injecting context menu item...

05-23 18:55:24.710 I/Xposed ( 8528): WiFiKeyView (com.whd.wifikeyview.hooks.LongPressNetworkClickedHook#afterHookedMethod(MethodHookParam)) Context menu show password clicked

05-23 18:55:25.323 I/Xposed ( 8528): WiFiKeyView (com.whd.wifikeyview.network.NetworkParser#parse(List<String>)) Unknown key in supplicant file: SIM_NUM

05-23 18:55:25.324 I/Xposed ( 8528): WiFiKeyView (com.whd.wifikeyview.network.NetworkParser#parse(List<String>)) Unknown key in supplicant file: SIM_NUM

05-23 18:55:25.324 I/Xposed ( 8528): WiFiKeyView (com.whd.wifikeyview.network.NetworkParser#parse(List<String>)) Unknown key in supplicant file: SIM_NUM

05-23 18:55:25.324 I/Xposed ( 8528): WiFiKeyView (com.whd.wifikeyview.network.NetworkParser#parse(List<String>)) Unknown key in supplicant file: SIM_NUM

Hope this is some help, if not I also have the catlog app so can pull a log from that too.