hzuapps#90 hzuapps#100 实验四

app/src/main/java/edu/hzuapps/androidworks/homeworks/com1314080901231/Main.java

@@ -0,0 +1,183 @@
+package com.example;
+
+import android.app.TabActivity;
+import android.content.Intent;
+import android.content.res.Resources;
+import android.os.Bundle;
+import android.view.Menu;
+import android.view.MenuItem;
+import android.view.View;
+import android.widget.TabHost;
+import android.widget.TabWidget;
+import android.widget.TextView;
+import android.widget.TabHost.OnTabChangeListener;
+
+import com.example.activity.About;
+import com.example.activity.CalendarActivity;
+import com.example.activity.DiaryList;
+import com.example.activity.DiaryNew;
+import com.example.activity.Settings;
+import com.example.activity.ThoughtsActivity;
+import com.example.activity.TypeActivity;
+import com.example.provider.DiaryAdapter;
+
+public class Main extends TabActivity {
+	//设置菜单
+	private static final int CONFIG_ID = Menu.FIRST;
+	//类别菜单
+	private static final int TYPE_ID = Menu.FIRST + 1;
+	//关于菜单
+	private static final int ABOUT_ID = Menu.FIRST + 2;
+
+	private static final int INSERT_ID = Menu.FIRST+3;
+	private static final int THOUGHTS_ID = Menu.FIRST + 4;
+	private static final int EXIT_ID = Menu.FIRST + 5;
+
+	private static final int ACTIVITY_CREATE = 0;
+
+	String mSelectDate;
+
+	@Override
+	public void onCreate(Bundle savedInstanceState) {
+		super.onCreate(savedInstanceState);
+		setContentView(R.layout.main);
+
+		// 得到TabHost对象，正对TabActivity的操作通常都有这个对象完成
+		TabHost tabHost = getTabHost();
+
+		Intent listIntent = new Intent(this, DiaryList.class);
+		// 生成一个TabSpec对象，这个对象代表了一个页
+		TabHost.TabSpec listSpec = tabHost.newTabSpec("DiaryList");
+		Resources res = getResources();
+		// 设置该页的indicator
+		listSpec.setIndicator("", res.getDrawable(R.drawable.icon_list));
+		// 设置该页的内容
+		listSpec.setContent(listIntent);
+		// 将设置好的TabSpec对象添加到TabHost当中
+		tabHost.addTab(listSpec);
+
+		Intent newIntent = new Intent(this, DiaryNew.class);
+		TabHost.TabSpec newSpec = tabHost.newTabSpec("DiaryNew");
+		newSpec.setIndicator("", res.getDrawable(R.drawable.icon_newnote));
+		newSpec.setContent(newIntent);
+		tabHost.addTab(newSpec);
+
+		Intent canlendarIntent = new Intent(this, CalendarActivity.class);
+		TabHost.TabSpec cldSpec = tabHost.newTabSpec("Calendar");
+		cldSpec.setIndicator("", res.getDrawable(R.drawable.calendar));
+		cldSpec.setContent(canlendarIntent);
+
+		tabHost.addTab(cldSpec);
+
+		initTabs();
+
+	}
+
+	/**
+	 * 创建底部菜单
+	 * */
+	public boolean onCreateOptionsMenu(Menu menu) {
+		super.onCreateOptionsMenu(menu);
+		menu.add(0, INSERT_ID, 1, R.string.menu_diary);
+		menu.add(0, THOUGHTS_ID, 4, R.string.menu_thoughts);
+		menu.add(0, TYPE_ID, 3, R.string.menu_type);
+		menu.add(0, CONFIG_ID, 4, R.string.menu_config);
+		menu.add(0, ABOUT_ID, 5, R.string.menu_about);
+		menu.add(0, EXIT_ID, 6, R.string.menu_exit);
+		return true;
+	}
+
+	/**
+	 * 点击底部菜单项时的处理
+	 */
+	@Override
+	public boolean onOptionsItemSelected(MenuItem item) {
+
+		switch (item.getItemId()) {
+		case TYPE_ID:
+			Intent intent = new Intent(this,TypeActivity.class);
+			Main.this.startActivity(intent);
+			return true;
+		case INSERT_ID:
+			createDiary();
+			return true;
+		case THOUGHTS_ID:
+			createThoughts();
+			return true;
+		case ABOUT_ID:
+			intent = new Intent(this,About.class);
+			Main.this.startActivity(intent);
+			return true;
+		case CONFIG_ID:
+			intent = new Intent(this,Settings.class);
+			Main.this.startActivity(intent);
+			return true;
+		case EXIT_ID:
+			finish();
+			return true;
+		}
+		return super.onOptionsItemSelected(item);
+	}
+
+		private void createDiary() {
+			Intent i = new Intent(this, DiaryNew.class);
+			TextView mSelectDateView = (TextView) getTabHost().getCurrentView().findViewById(R.id.select_date);
+			if(mSelectDateView!=null)
+			{
+			  mSelectDate = mSelectDateView.getText().toString();
+			  i.putExtra(DiaryAdapter.KEY_DATE, mSelectDate);
+			}
+			Main.this.startActivity(i);
+		}
+
+		private void createThoughts() {
+			Intent i = new Intent(this, ThoughtsActivity.class);
+			TextView mSelectDateView = (TextView) getTabHost().getCurrentView().findViewById(R.id.select_date);
+			if(mSelectDateView!=null)
+			{
+			  mSelectDate = mSelectDateView.getText().toString();
+			  i.putExtra(DiaryAdapter.KEY_DATE, mSelectDate);
+			}
+			Main.this.startActivity(i);
+		}
+	/**
+	 * 设置Tab标签的背景
+	 * */
+	private void initTabs() {
+		final TabHost tabs = getTabHost();
+		final TabWidget tabWidget = tabs.getTabWidget();
+
+		for (int i = 0; i < tabWidget.getChildCount(); i++) {
+			View vvv = tabWidget.getChildAt(i);
+			if (tabs.getCurrentTab() == i) {
+				vvv.setBackgroundColor(R.color.hit_color);
+				//vvv.setBackgroundDrawable(getResources().getDrawable(R.drawable.flower3));
+			} else {
+				vvv.setBackgroundDrawable(getResources().getDrawable(R.drawable.leaves4));
+			}
+
+		}
+		/**
+		 * 当点击tab选项卡的时候，更改当前的背景
+		 */
+		tabs.setOnTabChangedListener(new OnTabChangeListener() {
+			@Override
+			public void onTabChanged(String tabId) {
+
+				for (int i = 0; i < tabWidget.getChildCount(); i++) {
+					View vvv = tabWidget.getChildAt(i);
+					if (tabs.getCurrentTab() == i) {
+						vvv.setBackgroundColor(R.color.hit_color);
+						//vvv.setBackgroundDrawable(getResources().getDrawable(R.drawable.flower3));
+					} else {
+						vvv.setBackgroundDrawable(getResources().getDrawable(
+								R.drawable.leaves4));
+					}
+				}
+			}
+		});
+
+	}
+
+
+}