package com.mialab.palmsuda.main;
import java.util.ArrayList;
import java.util.List;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.view.ViewGroup.LayoutParams;
import android.widget.AdapterView;
import android.widget.GridView;
import android.widget.ImageView;
import android.widget.LinearLayout;
import android.widget.RelativeLayout;
import android.widget.TextView;
import com.mialab.palmsuda.modules.ContentItem;
import com.mialab.palmsuda.modules.ModuleItem;
import com.mialab.palmsuda.views.MyScrollView;
/**
* @author mialab
* @date 创建时间：2015-8-22 下午7:06:05
*
*/
public class MainViewHelper {
private PalmSudaHome mActivity;
private LinearLayout barDots, bottomBar;
private MyScrollView scrollView;
private ContentItem mAItem;
private LayoutInflater mInflater = null;
private List<ModuleItem> gridItems, barItems;
private int PAGENUM = 16;
private int vspace = 0, hspace = 0;
float oldX = 0;
MainViewHelper(PalmSudaHome maty) {
mActivity = maty;
// 找到相应的View
scrollView = (MyScrollView) mActivity.findViewById(R.id.vflipper);
bottomBar = (LinearLayout) mActivity.findViewById(R.id.bar_item_holder);
barDots = (LinearLayout) mActivity.findViewById(R.id.bar_item_dot);
mInflater = LayoutInflater.from(mActivity);
gridItems = new ArrayList<ModuleItem>();
barItems = new ArrayList<ModuleItem>();
scrollView.setOnViewChangedListener(new MyScrollView.OnViewChanged() {
@Override
public void onViewChange(int position, int count) {
setFlipperDots(position, count);
}
});
}
public void setContentItem(ContentItem aItem) {
mAItem = aItem;
notifyDataChange();
}
public void onDestroy() {
scrollView.removeAllViews();
barDots.removeAllViews();
if (gridItems != null)
gridItems.clear();
if (barItems != null)
barItems.clear();
}
public void notifyDataChange() {
bottomBar.removeAllViews();
scrollView.removeAllViews();
barDots.removeAllViews();
setSomeData();
if (gridItems != null)
gridItems.clear();
if (barItems != null)
barItems.clear();
if (mAItem != null) {
List<ModuleItem> ms = mAItem.getmItems();
for (int i = 0; i < ms.size(); i++) {
ModuleItem item = ms.get(i);
if (item != null) {
if (item.getLevel() == 4) {
barItems.add(item);
} else {
gridItems.add(item);
}
}
}
setFlipperView(gridItems);
setBarView(barItems);
}
}
private void setSomeData() {
float sh = PalmSudaApp.SCREEN_HEIGTH;
float wh = PalmSudaApp.SCREEN_WEIDTH;
int ih = (int) (wh / 4 + 10);
int iw = (int) (wh / 4 - 15);
int col = (int) ((sh - ih * 2) / ih);
if (col < 4) {
PAGENUM = 12;
vspace = (int) ((sh - (col + 2) * ih) / 4);
} else if (col == 4) {
PAGENUM = 16;
vspace = (int) ((sh - 6 * ih) / 4);
// vspace = 0;
} else if (col == 5) {
PAGENUM = 16;
vspace = (int) ((sh - 6 * ih) / 4);
// vspace = 0;
} else if (col == 6) {
PAGENUM = 20;
vspace = (int) ((sh - 7 * ih) / 5);
} else if (col > 6) {
PAGENUM = 24;
vspace = (int) ((sh - 8 * ih) / 6);
}
hspace = (int) ((wh - 4 * iw) / 4);
}
private void setFlipperView(List<ModuleItem> gridItems) {
int size = gridItems.size();
int count = size / PAGENUM + (size % PAGENUM == 0 ? 0 : 1);
for (int i = 0; i < count; i++) {
List<ModuleItem> tmp = null;
GridView gView = null;
if (i == (count - 1)) {
tmp = gridItems.subList((count - 1) * PAGENUM, size);
gView = createGridView(tmp);
} else {
tmp = gridItems.subList(i * PAGENUM, i * PAGENUM + PAGENUM);
gView = createGridView(tmp);
}
ViewGroup.LayoutParams params = new ViewGroup.LayoutParams(
ViewGroup.LayoutParams.FILL_PARENT,
ViewGroup.LayoutParams.FILL_PARENT);
scrollView.addView(gView, params);
}
scrollView.setToScreen(0);
setFlipperDots(0, scrollView.getChildCount());
}
private void setFlipperDots(int index, int count) {
int num = barDots.getChildCount();
if (num == 0) {
for (int i = 0; i < count; i++) {
ImageView dot = new ImageView(mActivity);
dot.setLayoutParams(new LayoutParams(LayoutParams.WRAP_CONTENT,
LayoutParams.WRAP_CONTENT));
dot.setPadding(5, 1, 5, 1);
dot.setImageResource(R.drawable.life_home_blue_circle);
barDots.addView(dot);
}
}
if (count > 0) {
for (int i = 0; i < count; i++) {
ImageView dot = (ImageView) barDots.getChildAt(i);
if (i == index) {
dot.setImageResource(R.drawable.life_home_blue_circle);
} else {
dot.setImageResource(R.drawable.life_home_white_circle);
}
}
}
}
private void setBarView(List<ModuleItem> barItems) {
if (barItems == null || barItems.size() == 0) {
mActivity.findViewById(R.id.bar_scroll_view).setVisibility(
View.GONE);
} else {
mActivity.findViewById(R.id.bar_scroll_view).setVisibility(
View.VISIBLE);
}
for (final ModuleItem item : barItems) {
View baritem = createBarItem(item);
baritem.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
mActivity.gridViewClick(mAItem, item);
}
});
LinearLayout.LayoutParams params = new LinearLayout.LayoutParams(
PalmSudaApp.SCREEN_WEIDTH / 4,
PalmSudaApp.SCREEN_WEIDTH / 4 + 10);
bottomBar.addView(baritem, params);
}
}
private View createBarItem(final ModuleItem item) {
View convertView = this.mInflater
.inflate(R.layout.grid_icon_item, null);
TextView tvItem = (TextView) convertView
.findViewById(R.id.wap_item_name);
ImageView iView = (ImageView) convertView
.findViewById(R.id.wap_item_image);
ImageView icView = (ImageView) convertView
.findViewById(R.id.wap_ic_image);
icView.setVisibility(View.GONE);
tvItem.setText("" + item.getModuleName());
RelativeLayout.LayoutParams paLayoutParams = (android.widget.RelativeLayout.LayoutParams) iView
.getLayoutParams();
paLayoutParams.width = PalmSudaApp.SCREEN_WEIDTH * 3 / 16;
paLayoutParams.height = paLayoutParams.width * 100 / 96;
iView.setLayoutParams(paLayoutParams);
mActivity.getImageWorker().loadBitmap(item.getIconUrl(), iView,
PalmSudaApp.SCREEN_WEIDTH / 4, PalmSudaApp.SCREEN_WEIDTH / 4);
return convertView;
}
private GridView createGridView(List<ModuleItem> items) {
GridView gView = (GridView) mInflater.inflate(R.layout.main_gridview,
null);
gView.setVerticalSpacing(vspace);
gView.setPadding(0, vspace / 2, 0, 0);
GdvAdapter adapter = new GdvAdapter(mActivity,
mActivity.getImageWorker(), gView);
adapter.setData(items);
gView.setAdapter(adapter);
gView.setOnItemClickListener(new AdapterView.OnItemClickListener() {
@Override
public void onItemClick(AdapterView<?> arg0, View arg1, int arg2,
long arg3) {
ModuleItem item = (ModuleItem) arg0.getAdapter().getItem(arg2);
mActivity.gridViewClick(mAItem, item);
}
});
return gView;
}
}
