Android实现自定义分享功能
效果图如下：
需求指定应用分享至图片中的5个应用，手机上未安装显示为灰色，点击打开应用市场；安装了点击打开。
在手机上只安装了微信
主要代码如下：
/**
* 分享对话框
*
* 显示5个排序好的分享app，提示是否安装
*
* 需要分享的节目名称
*
* @param shareContent
*/
public void showShare_5(final String shareContent) {
dialog = new Dialog(context, R.style.dialog);
dialog.setContentView(R.layout.dialog_factory_share_5);
final TextView tv_sina_weibo = (TextView) dialog.findViewById(R.id.tv_sina);
final TextView tv_renren = (TextView) dialog.findViewById(R.id.tv_renren);
final TextView tv_tecent_weibo = (TextView) dialog.findViewById(R.id.tv_QQ_weibo);
final TextView tv_message = (TextView) dialog.findViewById(R.id.tv_message);
final TextView tv_weixin = (TextView) dialog.findViewById(R.id.tv_weixin);
final List<AppInfo> shareAppInfos = getShareAppList();
for (int i = 0; i < shareAppInfos.size(); i++) {
if ("com.sina.weibo".equals(shareAppInfos.get(i).getAppPkgName())) {
Drawable add = context.getResources().getDrawable(R.drawable.icon_share_sinaweibo);
add.setBounds(0, 0, add.getMinimumWidth(), add.getMinimumHeight());
tv_sina_weibo.setCompoundDrawables(add, null, null, null);// 设置左图标
tv_sina_weibo.setTag(i);
}
if ("com.tencent.WBlog".equals(shareAppInfos.get(i).getAppPkgName())) {
Drawable add = context.getResources().getDrawable(R.drawable.icon_share_tecent_weibo);
add.setBounds(0, 0, add.getMinimumWidth(), add.getMinimumHeight());
tv_tecent_weibo.setCompoundDrawables(add, null, null, null);// 设置左图标
tv_tecent_weibo.setTag(i);
}
if ("com.android.mms".equals(shareAppInfos.get(i).getAppPkgName())) {
Drawable add = context.getResources().getDrawable(R.drawable.icon_share_message);
add.setBounds(0, 0, add.getMinimumWidth(), add.getMinimumHeight());
tv_message.setCompoundDrawables(add, null, null, null);// 设置左图标
tv_message.setTag(i);
}
if ("com.renren.mobile.android".equals(shareAppInfos.get(i).getAppPkgName())) {
Drawable add = context.getResources().getDrawable(R.drawable.icon_share_renren);
add.setBounds(0, 0, add.getMinimumWidth(), add.getMinimumHeight());
tv_renren.setCompoundDrawables(add, null, null, null);// 设置左图标
tv_renren.setTag(i);
}
if ("com.tencent.mm".equals(shareAppInfos.get(i).getAppPkgName())) {
Drawable add = context.getResources().getDrawable(R.drawable.icon_share_tecent_weixin);
add.setBounds(0, 0, add.getMinimumWidth(), add.getMinimumHeight());
tv_weixin.setCompoundDrawables(add, null, null, null);// 设置左图标
tv_weixin.setTag(i);
}
}
// 直接写死5个分享的应用信息
final AppInfo app_sina = new AppInfo("com.sina.weibo", "com.sina.weibo.EditActivity");
final AppInfo app_tx_weibo = new AppInfo("com.tencent.WBlog",
"com.tencent.WBlog.intentproxy.TencentWeiboIntent");
final AppInfo app_renren = new AppInfo("com.renren.mobile.android",
"com.renren.mobile.android.publisher.InputPublisherActivity");
final AppInfo app_message = new AppInfo("com.android.mms", "com.android.mms.ui.ComposeMessageActivity");
final AppInfo app_weixin = new AppInfo("com.tencent.mm", "com.tencent.mm.ui.tools.ShareImgUI");
final String share = context.getString(R.string.dialog_share1) + shareContent
+ context.getString(R.string.dialog_share2);
tv_sina_weibo.setOnClickListener(new OnClickListener() {
@Override
public void onClick(View v) {
setOnClick(tv_sina_weibo, app_sina, share);
}
});
tv_renren.setOnClickListener(new OnClickListener() {
@Override
public void onClick(View v) {
setOnClick(tv_renren, app_renren, share);
}
});
tv_tecent_weibo.setOnClickListener(new OnClickListener() {
@Override
public void onClick(View v) {
setOnClick(tv_tecent_weibo, app_tx_weibo, share);
}
});
tv_message.setOnClickListener(new OnClickListener() {
@Override
public void onClick(View v) {
setOnClick(tv_message, app_message, share);
}
});
tv_weixin.setOnClickListener(new OnClickListener() {
@Override
public void onClick(View v) {
setOnClick(tv_weixin, app_weixin, share);
}
});
Button btn_close = (Button) dialog.findViewById(R.id.btn_dialog_close);
btn_close.setOnClickListener(new Button.OnClickListener() {
@Override
public void onClick(View v) {
dialog.dismiss();
}
});
dialog.show();
}
AppInfo：
public class AppInfo {
private String AppPkgName;
private String AppLauncherClassName;
private String AppName;
private Drawable AppIcon;
public AppInfo() {
super();
}
public AppInfo(String appPkgName, String appLauncherClassName) {
super();
AppPkgName = appPkgName;
AppLauncherClassName = appLauncherClassName;
}
public String getAppPkgName() {
return AppPkgName;
}
public void setAppPkgName(String appPkgName) {
AppPkgName = appPkgName;
}
public String getAppLauncherClassName() {
return AppLauncherClassName;
}
public void setAppLauncherClassName(String appLauncherClassName) {
AppLauncherClassName = appLauncherClassName;
}
public String getAppName() {
return AppName;
}
public void setAppName(String appName) {
AppName = appName;
}
public Drawable getAppIcon() {
return AppIcon;
}
public void setAppIcon(Drawable appIcon) {
AppIcon = appIcon;
}
}
/**
* 查询所有支持分享的应用信息
*
* @param context
* @return
*/
private List<ResolveInfo> getShareApps(Context context) {
List<ResolveInfo> mApps = new ArrayList<ResolveInfo>();
Intent intent = new Intent(Intent.ACTION_SEND, null);
intent.addCategory(Intent.CATEGORY_DEFAULT);
intent.setType("text/plain");
PackageManager pManager = context.getPackageManager();
mApps = pManager.queryIntentActivities(intent, PackageManager.COMPONENT_ENABLED_STATE_DEFAULT);
return mApps;
}
/**
* 得到应用列表
*
* @return
*/
private List<AppInfo> getShareAppList() {
List<AppInfo> shareAppInfos = new ArrayList<AppInfo>();
PackageManager packageManager = context.getPackageManager();
List<ResolveInfo> resolveInfos = getShareApps(context);
if (null == resolveInfos) {
return null;
}
else {
for (ResolveInfo resolveInfo : resolveInfos) {
AppInfo appInfo = new AppInfo();
appInfo.setAppPkgName(resolveInfo.activityInfo.packageName);
appInfo.setAppLauncherClassName(resolveInfo.activityInfo.name);
appInfo.setAppName(resolveInfo.loadLabel(packageManager).toString());
appInfo.setAppIcon(resolveInfo.loadIcon(packageManager));
shareAppInfos.add(appInfo);
}
}
return shareAppInfos;
}