android-widget

问题 I want to display data, from a database, in a gridview. Means I have a data in my table (let it's a customer detail) and I want to show it in gridview (or any other control to display details) same as we done in asp.net. Solution:-- public void FillGrid() { DatabaseHelper dbh = new DatabaseHelper(this); dbh.openDataBase(); Cursor cursor; GridView grv = (GridView) findViewById(R.id.grvData); cursor = dbh.getGridData(); dbh.close(); if (cursor != null) { startManagingCursor(cursor);

问题 I want to display data, from a database, in a gridview. Means I have a data in my table (let it's a customer detail) and I want to show it in gridview (or any other control to display details) same as we done in asp.net. Solution:-- public void FillGrid() { DatabaseHelper dbh = new DatabaseHelper(this); dbh.openDataBase(); Cursor cursor; GridView grv = (GridView) findViewById(R.id.grvData); cursor = dbh.getGridData(); dbh.close(); if (cursor != null) { startManagingCursor(cursor);

问题 I knew the format of chronometer can be MM:SS or HH:MM:SS, but I want to know how to use setFormat() and getFormat() to set HH:MM:SS pattern(now is MM:SS). At this time, I use: android:format="@string/chronometer_initial_format" to set Format by declare: <xliff:g id="initial-format">%1$s</xliff:g> at res/values/strings.xml I tried to search by googling, but can't get good answer. Anyone can suggest ? Thank you 回答1: From http://developer.android.com/reference/android/widget/Chronometer.html

问题 I want to make some buttons that look like this the following: I've looked pretty hard for preset ICS ones in the android.widget package, but I can't find any. I figure there's got to be an easy way, since they seem to be thematic of the entire OS version. If anyone knows of a way to make buttons look like these I'd be a happy camper. 回答1: In case you are looking for the XML layout of the button from Android ICS like the one in the following screenshot, here is the XML layout that I found

问题 I know this is easy but i m just not able to debug it. I am dynamically creating 3 LinearLayouts and adding them to a scroll View . I am adding a Button "ins" to the top of 3 linearlayout. The problem is that on clicking the ins Button , its on clicklistener is being called 3 times . code: package com.integrated.mpr; import android.app.Activity; import android.app.Dialog; import android.util.Log; import android.util.TypedValue; import android.view.View; import android.view.View

问题 I am trying to apply default styling for all the listViews from style.xml Please note at some places I am using nested listViews. In style.xml <style name="Theme.MyTheme" parent="Theme.Sherlock.Light.ForceOverflow"> <item name="android:windowContentOverlay">@null</item> <item name="android:listViewStyle">@style/awesomeListViewStyle</item> </style> <style name="awesomeListViewStyle" parent="@android:style/Widget.ListView"> <item name="android:fadingEdge">none</item> <item name="android

问题 i have this problem, i have private ArrayList<CustomItem> items; private ArrayAdapter<CustomItem> arrayAdapter; i show the data present in items, this data i see in listview, now i want to update data and see this new data if (!items.isEmpty()) { items.clear(); // i clear all data arrayAdapter.notifyDataSetChanged(); // first change items = getNewData();// insert new data and work well arrayAdapter.notifyDataSetChanged(); // second change } in the first change i see the data are cleaned, but

问题 I am adding a DatePicker widget in my Layout. I am using spinner type. But a small part of widget is not visible. I am using layout height as wrap_content I have tried changing layout_height attribute values but of no use. <?xml version="1.0" encoding="utf-8"?> <android.support.constraint.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android" xmlns:app="http://schemas.android.com/apk/res-auto" xmlns:tools="http://schemas.android.com/tools" android:layout_width="match

问题 I want to set the Image to be Selected from the Android Gallery. I use this code to get selected Image. Intent intent = new Intent(); intent.setType("image/*"); intent.setAction(Intent.ACTION_GET_CONTENT);// //startActivity(intent); startActivityForResult(Intent.createChooser(intent, "Select Picture"),10); And the onActivityResult Method is like: @Override protected void onActivityResult(int requestCode, int resultCode, Intent data) { super.onActivityResult(requestCode, resultCode, data); if

问题 So this seems like a very simple question, but I can't figure out how to get the proper location after scaling a view. I'm trying to line up an imageView to the bottom right corner of another imageView. This code works fine if I don't modify firstImageView . secondImageView.setX(firstImageView.getRight()); secondImageView.setY(firstImageView.getBottom()); But then after I apply a translation or scale to the firstImageView, the code above doesn't seem to work correctly (doesn't line up at