Android adds broadcasts to custom keys and assigns values to the current focus input box by broadcasting

Add a broadcast to a custom button

Modifying the Interceptkeybeforedispatching method in Phonewindowmanager.java

/frameworks/base/policy/src/com/android/internal/policy/impl/phonewindowmanager.java

1 @Override2      Public LongInterceptkeybeforedispatching (WindowState win, KeyEvent event,intpolicyflags) {3         Final BooleanKeyguardon =Keyguardon ();4         Final intKeyCode =Event.getkeycode ();5         Final intRepeatCount =Event.getrepeatcount ();6         Final intMetaState =event.getmetastate ();7         Final intFlags =event.getflags ();8         Final BooleanDown = event.getaction () = =Keyevent.action_down;9         Final BooleanCanceled =event.iscanceled ();Ten         Final BooleanLongpress = (Flags & keyevent.flag_long_press)! = 0; One         Final BooleanVirtualkey = Event.getdeviceid () = =Keycharactermap.virtual_keyboard; A         FinalString iscitkeytest=systemproperties.get ("Persist.sys.startCitKeyTest"); -  -  the          -         //To add a custom keystroke broadcast----start -         Switch(keycode) -             { +                  Case135: -                  Case136: +                  Case137: A                  Case139: at                 { -                     if(RepeatCount = = 0) { -                          -Intent mykeyintent =NewIntent (); -                          -                          in                         if(down) -                         { toMykeyintent.setaction ("Com.rscja.android.KEY_DOWN"); +                         } -                         Else the                         { *Mykeyintent.setaction ("Com.rscja.android.KEY_UP"); $                         }Panax Notoginseng                          -                      theMykeyintent.putextra ("KeyCode", keycode); +                          A Mcontext.sendbroadcastasuser (mykeyintent, userhandle.all); the                          +                          -                      $                     } $                 } -                  -                  the                  -                      Break;Wuyi             } the              -             //Add a custom key broadcast----End Wu  -  About  $  - ... - ... - ... A ... +  the}

Ii. assigning values to the current focus input box by broadcasting

Modifying the OnCreate () method in Inputmethodservice.java

/frameworks/base/core/java/android/inputmethodservice/inputmethodservice.java

1@Override Public voidonCreate () {2Mtheme =Resources.selectsystemtheme (Mtheme,3 getapplicationinfo (). Targetsdkversion,4 Android. R.style.theme_inputmethod,5 Android. R.style.theme_holo_inputmethod,6 Android. R.style.theme_devicedefault_inputmethod,7 Android. R.style.theme_devicedefault_inputmethod);8         Super. SetTheme (mtheme);9         Super. OnCreate ();TenMimm =(Inputmethodmanager) Getsystemservice (input_method_service); OneMinflater =(Layoutinflater) Getsystemservice ( A context.layout_inflater_service); -Mwindow =NewSoftinputwindow ( This, "Inputmethod", Mtheme,NULL,NULL, Mdispatcherstate, -WindowManager.LayoutParams.TYPE_INPUT_METHOD, Gravity.bottom,false); the         if(mhardwareaccelerated) { - Mwindow.getwindow (). Addflags (WindowManager.LayoutParams.FLAG_HARDWARE_ACCELERATED); -         } - initviews (); + Mwindow.getwindow (). setlayout (Match_parent, wrap_content); -          +          A         //register for broadcast monitoring atIntentfilter Barcodecheckfilter =NewIntentfilter ("Com.rscja.android.DATA_RESULT"); - Mrootview.getcontext (). Registerreceiver (m_barcodecheckreciever,barcodecheckfilter); -          -     } -      -      in     //Add a custom broadcast -      PrivateBroadcastreceiver M_barcodecheckreciever =NewBroadcastreceiver () { to  + @Override -          Public voidOnReceive (Context context, Intent Intent) { theInputconnection conn =getcurrentinputconnection (); *  $String Intent_data=intent.getstringextra ("Data");Panax Notoginseng  -  the         if(Intent_data.charat (Intent_data.length ()-1) = = ' \ n ') +         { A             if(Conn! =NULL) { theConn.committext (Intent_data.substring (0,intent_data.length ()-1), 1); +             } -Sendkeychar (' \ n '); $         } $         Else -         { -             if(Conn! =NULL) { theConn.committext (Intent_data, 1); -                 }Wuyi             } the         } -};

Android adds broadcasts to custom keys and assigns values to the current focus input box by broadcasting