編輯:關於android開發
package com.xiangyu.su; import android.app.Activity; import android.os.Bundle; import android.view.View; import android.view.View.OnClickListener; import android.view.ViewGroup.LayoutParams; import android.widget.Button; import android.widget.FrameLayout; import android.widget.TextView; import android.widget.Toast; public class BasicActivity extends Activity implements OnClickListener { private TextView mTitleTextView; private Button mBackwardButton; private Button mForwardButton; private FrameLayout mContentLayout; @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setupViews(); } private void setupViews(){ super.setContentView(R.layout.activity_title); mTitleTextView=(TextView) findViewById(R.id.text_title); mContentLayout=(FrameLayout) findViewById(R.id.layout_content); mBackwardButton=(Button) findViewById(R.id.button_backward); mForwardButton=(Button) findViewById(R.id.button_forward); mBackwardButton.setOnClickListener(this); mForwardButton.setOnClickListener(this); } protected void showBackwardView(int backwardResid,boolean show){ if(mBackwardButton!=null){ if(show){ mBackwardButton.setText(backwardResid); mBackwardButton.setVisibility(View.VISIBLE); }else{ mBackwardButton.setVisibility(View.INVISIBLE); } } } protected void showForwardView(int forwardResid,boolean show){ if(mForwardButton!=null){ if(show){ mForwardButton.setVisibility(View.VISIBLE); mForwardButton.setText(forwardResid); }else{ mForwardButton.setVisibility(View.INVISIBLE); } } } private void onBackward(View backwardView){ Toast.makeText(this, "返回", Toast.LENGTH_SHORT).show(); } protected void onForward(View forwardView) { Toast.makeText(this, "提交", Toast.LENGTH_LONG).show(); } @Override public void setTitle(int titleId) { mTitleTextView.setText(titleId); } @Override public void setTitle(CharSequence title) { mTitleTextView.setText(title); } @Override public void setTitleColor(int textColor) { mTitleTextView.setTextColor(textColor); } @Override public void setContentView(int layoutResID) { mContentLayout.removeAllViews(); View.inflate(this, layoutResID, mContentLayout); onContentChanged(); } @Override public void setContentView(View view) { mContentLayout.removeAllViews(); mContentLayout.addView(view); onContentChanged(); } /* (non-Javadoc) * @see android.app.Activity#setContentView(android.view.View, android.view.ViewGroup.LayoutParams) */ @Override public void setContentView(View view, LayoutParams params) { mContentLayout.removeAllViews(); mContentLayout.addView(view, params); onContentChanged(); } @Override public void onClick(View v) { switch (v.getId()) { case R.id.button_backward: onBackward(v); break; case R.id.button_forward: onForward(v); break; default: break; } } }
<?xml version="1.0" encoding="utf-8"?> <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android" android:layout_width="match_parent" android:layout_height="match_parent" android:orientation="vertical" > <include layout="@layout/layout_titlebar"/> <FrameLayout android:id="@+id/layout_content" android:layout_width="match_parent" android:layout_height="match_parent" android:background="#FFF"> </FrameLayout> </LinearLayout>
<?xml version="1.0" encoding="utf-8"?> <RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android" android:id="@+id/layout_titlebar" android:layout_width="match_parent" android:layout_height="52dp" android:background="#ed4255" > <TextView android:id="@+id/text_title" android:layout_width="match_parent" android:layout_height="match_parent" android:gravity="center_horizontal|center" android:singleLine="true" android:text="標題欄" android:textColor="#ffffffff" android:textSize="20dp"/> <Button android:id="@+id/button_backward" android:layout_width="60dp" android:layout_height="match_parent" android:background="@drawable/title_button_selector" android:drawableLeft="@mipmap/back_arrow" android:drawablePadding="6dp" android:gravity="center" android:paddingLeft="5dp" android:singleLine="true" android:text="返回" android:textColor="#ffffffff" android:textSize="18dp" android:visibility="invisible"/> <Button android:id="@+id/button_forward" android:layout_width="60dp" android:layout_height="match_parent" android:layout_alignParentRight="true" android:background="@drawable/title_button_selector" android:drawablePadding="6dp" android:gravity="center" android:paddingLeft="5dp" android:singleLine="true" android:text="提交" android:textColor="#ffffffff" android:textSize="18dp" android:visibility="invisible"/> </RelativeLayout>
使用方法:
繼承這個activity,重寫onclick()方法
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