Android Notepad Notebook

is also transplanted from the MTK SDK, you can classify the notes.

Specific code can be viewed on GitHub, linked at the end of the article. Here are the following:

Main Activity,note list:

Package Com.zms.notebook;import Android.app.actionbar;import Android.app.alertdialog;import Android.app.listactivity;import Android.app.progressdialog;import Android.content.componentname;import Android.content.contenturis;import Android.content.dialoginterface;import Android.content.intent;import Android.net.uri;import Android.os.bundle;import Android.util.log;import Android.view.actionmode;import Android.view.gravity;import Android.view.layoutinflater;import Android.view.menu;import Android.view.MenuInflater ; Import Android.view.menuitem;import Android.view.view;import Android.view.viewgroup;import Android.view.viewgroup.layoutparams;import Android.widget.adapterview;import Android.widget.adapterview.onitemlongclicklistener;import Android.widget.button;import Android.widget.ListView; Import Android.widget.popupmenu;import Android.widget.progressbar;import Android.widget.textview;import Android.widget.toast;import Com.zms.notebook.noteadapter.noteitem;import Com.zms.notebook.NotePad.NotEs;import Java.util.locale;public class Noteslist extends Listactivity implements Onitemlongclicklistener {private STA    Tic final String TAG = "Noteslist";    Public TextView Countview;    Public Noteadapter Noteadapter;    Private ProgressDialog mpdialogdeleting;    Private Modecallback Mactionmodelistener = new Modecallback ();    Public Actionmode Mactionmode;    Private Button Mselecteditemsview;    Private Notewaitcursorview Mwaitcursorview;    Private TextView mloadingnotes;    Private View Mloadingcontainer;    Private ProgressBar mprogress;        @Override protected void OnCreate (Bundle savedinstancestate) {super.oncreate (savedinstancestate);        Setdefaultkeymode (Default_keys_shortcut);        Setcontentview (R.layout.noteslist_item_main);        ActionBar ActionBar = Getactionbar ();        Actionbar.sethomebuttonenabled (FALSE);        ViewGroup view = (ViewGroup) layoutinflater.from (this). Inflate (R.layout.notelist_action_bar, NULL); ActionBar. Setdisplayoptions (Actionbar.display_show_custom, Actionbar.display_show_custom); Actionbar.setcustomview (view, New Actionbar.layoutparams (Layoutparams.wrap_content, LAYOUTP Arams. Wrap_content, Gravity.center_vertical |        Gravity.right));        Countview = (TextView) View.findviewbyid (R.id.note_count);        Getlistview (). Setonitemlongclicklistener (this);        Mloadingnotes = (TextView) Findviewbyid (r.id.loading_notes);        Mloadingcontainer = Findviewbyid (R.id.loading_container);        Mprogress = (ProgressBar) Findviewbyid (r.id.progress_loading);        Mprogress.setvisibility (View.gone);    Mwaitcursorview = new Notewaitcursorview (this, Mloadingcontainer, mprogress, mloadingnotes);        } @Override protected void Onresume () {super.onresume ();        LOG.I (TAG, "Mactionmode =" + Mactionmode + "\nsflagnoteschanged" + notes.sflagnoteschanged); if (mactionMode = = NULL && notes.sflagnoteschanged) {queryupdatedata ();        Notes.sflagnoteschanged = false;            } if (Notes.ssavenoteflag) {Toast.maketext (this, r.string.note_saved, Toast.length_long). Show ();        Notes.ssavenoteflag = false;            } else if (notes.ssavenonote) {Toast.maketext (this, R.string.save_none, Toast.length_long). Show ();        Notes.ssavenonote = false;        }} @Override protected void OnDestroy () {Super.ondestroy ();        Noteadapter = null;    Notes.sflagnoteschanged = true;        } public void Queryupdatedata () {log.i (TAG, "queryupdatedata");        Mwaitcursorview.startwaitcursor ();        Invalidateoptionsmenu ();        Noteadapter = new Noteadapter (this, null, 0);        Queryhandler QH = new Queryhandler (This.getcontentresolver (), this); Qh.startquery (0, Mwaitcursorview, Notes.content_uri, notes.projection, NULL, NULL, notes.ssortorder);   } @Override Public boolean Oncreateoptionsmenu (Menu menu) {menuinflater inflater = Getmenuinflater ();        Inflater.inflate (R.menu.list_options_menu, menu);        Intent Intent = new Intent (null, Notes.content_uri);        Intent.addcategory (intent.category_alternative); Menu.addintentoptions (menu.category_alternative, 0, 0, New ComponentName (this, noteslist.class), NULL, inte        NT, 0, NULL);    return Super.oncreateoptionsmenu (menu);        @Override public boolean Onprepareoptionsmenu (Menu menu) {super.onprepareoptionsmenu (menu); if (Notes.snotecount = = 0 | | mwaitcursorview.getquerystatus ()) {Menu.finditem (r.id.menu_muti_delete). setEnable            D (FALSE);            Menu.finditem (r.id.menu_sort_by_modify). SetEnabled (false);        Menu.finditem (R.id.menu_sort_by_tab). SetEnabled (false);            } else {Menu.finditem (r.id.menu_muti_delete). SetEnabled (True); Menu.finditem (r.id.menu_sort_by_modify). SetEnabled (True);        Menu.finditem (R.id.menu_sort_by_tab). SetEnabled (True);    } return true;        } @Override public boolean onoptionsitemselected (MenuItem item) {Intent it;            Switch (Item.getitemid ()) {Case r.id.menu_add:it = new Intent (this, noteedit.class);            This.startactivity (IT);        return true;            Case R.id.menu_muti_delete:deleteallnotes ();        return true;            Case r.id.menu_sort_by_tab:notes.ssortorder = "Notegroup desc, modified desc";            Queryupdatedata ();        return true;            Case R.id.menu_sort_by_modify:notes.ssortorder = "Modified DESC";            Queryupdatedata ();        return true;        Default:return super.onoptionsitemselected (item); }} @Override protected void Onlistitemclick (ListView l, View v, int position, long id) {NoteItem noteite m = (NoteItem) l.getadapter (). GetItem (PositiON);        Uri uri = Contenturis.withappendedid (Notes.content_uri, noteitem.id);            if (Mactionmode! = null) {noteadapter.checkboxclickaction (position);            Mselecteditemsview.settext (GetString (R.string.selected_item_count, notes.sdeletenum));            if (Notes.sdeletenum = = 0) {mactionmode.finish ();            }} else {Intent it = new Intent (this, notereading.class);            It.setdata (URI);        This.startactivity (IT);        }} @Override public Boolean Onitemlongclick (adapterview parent, view view, int position, long ID) {        Notes.sdeletenum = 1;        Mactionmode = Startactionmode (Mactionmodelistener);        Noteadapter.checkboxclickaction (position);    return true;        } Private class Modecallback implements Actionmode.callback {private View mmultiselectactionbarview; @Override public boolean Oncreateactionmode (Actionmode mode, Menu menu) {menuinflater inflater = Getmenuinflater ();            Inflater.inflate (R.menu.list_delete_menu, menu);                        if (Mmultiselectactionbarview = = null) {Mmultiselectactionbarview = Layoutinflater.from (noteslist.this)            . Inflate (R.layout.noteslist_item_delete_action_bar, NULL);            } mode.setcustomview (Mmultiselectactionbarview);                    ((TextView) Mmultiselectactionbarview. Findviewbyid (R.id.select_items)). SetText (GetString (            R.string.selected_item_count, Notes.sdeletenum));            Mmultiselectactionbarview.setvisibility (view.visible);            Mselecteditemsview = (Button) mmultiselectactionbarview. Findviewbyid (R.id.select_items); Mselecteditemsview.setonclicklistener (New View.onclicklistener () {@Override public void OnC Lick (View v) {PopupMenu popup = new POpupmenu (Noteslist.this, v);                    Popup.getmenuinflater (). Inflate (R.menu.multi_delete_action_bar, Popup.getmenu ());                        Popup.setonmenuitemclicklistener (New Popupmenu.onmenuitemclicklistener () {@Override                            public boolean Onmenuitemclick (MenuItem item) {int id = item.getitemid (); if (id = = r.id.menu_all_select) {NOTEADAPTER.SELECTALLORNOCHECKBO                                X (TRUE);                                        Mselecteditemsview.settext (GetString (R.string.selected_item_count,                            Notes.sdeletenum));                            } else if (id = = R.id.menu_no_select) {mactionmode.finish ();                            } else {return true; } RetuRN false;                    }                    });                    Menu PopupMenu = Popup.getmenu ();                    MenuItem Selectallitem = PopupMenu. FindItem (R.id.menu_all_select);                    MenuItem Unselectallitem = PopupMenu. FindItem (R.id.menu_no_select);                            if (Notes.sdeletenum >= noteadapter.getcount ()) {if (Selectallitem! = null) {                        Selectallitem.setvisible (FALSE);                        } if (Unselectallitem! = null) {unselectallitem.setvisible (true);                            }} else {if (Selectallitem! = null) {                        Selectallitem.setvisible (TRUE);                        } if (Unselectallitem! = null) {unselectallitem.setvisible (false);       }             } popup.show ();                }            });            Getlistview (). Setlongclickable (false);        return true;        } @Override public boolean onprepareactionmode (actionmode mode, menu menu) {return true; } @Override public void Ondestroyactionmode (Actionmode mode) {log.i (TAG, "Ondestroyactionmode")            ;            Mmultiselectactionbarview.setvisibility (View.gone);            Invalidateoptionsmenu ();            Getlistview (). Setlongclickable (True);            Mactionmode = null;        Noteadapter.selectallornocheckbox (FALSE); } @Override public Boolean onactionitemclicked (final actionmode mode, MenuItem Item) {Switch (it                Em.getitemid ()) {case r.id.menu_delete:mutideleteselectnotes ();            Break            Default:break;        } return true; }} private void MutideLeteselectnotes () {if (Notes.sdeletenum > 0) {alertdialog.builder bld = new Alertdialog.builder (thi            s);                        Bld.setpositivebutton (GetString (R.STRING.DELETE_CONFIRM_OK), new Dialoginterface.onclicklistener () {                            @Override public void OnClick (Dialoginterface dialog, int which) {                            Dialog.dismiss ();                        Begindeletenotes (Notes.noteslist_delete_token);            }                    });            Bld.setnegativebutton (GetString (r.string.delete_confirm_cancel), null);            Bld.setcancelable (TRUE);            Bld.setmessage (getString (r.string.delete_confirm));                if (Notes.sdeletenum > 1 && locale.getdefault (). GetLanguage (). Equals ("en")) {            Bld.setmessage (getString (r.string.delete_confirm)); } else {bld.setmessage (getString (r.string.delete_confirm_one)); } Bld.seticonattribute (Android.            R.attr.alertdialogicon);            Bld.settitle (getString (r.string.delete_confirm_title));            Alertdialog dlg = Bld.create ();        Dlg.show ();        } else {Toast.maketext (this, r.string.no_selected, Toast.length_long). Show ();        }} public void begindeletenotes (int token) {log.i (TAG, "begindeletenotes");        Mpdialogdeleting = Progressdialog.show (This, "", GetString (r.string.delete_progress), true);        Queryhandler QH = new Queryhandler (This.getcontentresolver (), this);        LOG.I (TAG, "noteadapter.getfilter () = =" +noteadapter.getfilter ());    Qh.startdelete (token, mpdialogdeleting, Notes.content_uri, Noteadapter.getfilter (), NULL);        private void Deleteallnotes () {Alertdialog.builder bld = new Alertdialog.builder (this); Bld.setpositivebutton (GetString (R.string.delete_confirM_OK), new Dialoginterface.onclicklistener () {@Override public void                        OnClick (dialoginterface dialog, int which) {Dialog.dismiss ();                         for (int i = 0; i < noteadapter.list.size (); i++) {Noteadapter.list.get (i). Isselect = true;                    } begindeletenotes (Notes.noteslist_delete_all_token);        }                });        Bld.setnegativebutton (GetString (r.string.delete_confirm_cancel), null);        Bld.setcancelable (TRUE);        Bld.setmessage (getString (r.string.delete_confirm));        Bld.setmessage (getString (r.string.delete_all_notes_confirm)); Bld.seticonattribute (Android.        R.attr.alertdialogicon);        Bld.settitle (getString (r.string.delete_confirm_title));    Bld.create (). Show (); }}

Reprint Please specify source: Zhou Mushi's CSDN blog http://blog.csdn.net/zhoumushui
my github: Zhou Mushi's GitHub Https://github.com/zhoumushui

Android Notepad Notebook