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Bug 1055595 - Part 1: Simplify adapter (r=lucasr)

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This commit is contained in:
Martyn Haigh 2014-09-05 09:28:24 +01:00
parent a51bc86e57
commit ff2dd14741
1 changed files with 120 additions and 113 deletions
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233
mobile/android/base/tabs/TabsListLayout.java
View File

@ -36,7 +36,8 @@ import android.widget.BaseAdapter;
import android.widget.Button;
class TabsListLayout extends TwoWayView
implements TabsLayout {
implements TabsLayout,
Tabs.OnTabsChangedListener {
private static final String LOGTAG = "Gecko" + TabsListLayout.class.getSimpleName();
private Context mContext;
@ -98,14 +99,14 @@ class TabsListLayout extends TwoWayView
public void show() {
setVisibility(View.VISIBLE);
Tabs.getInstance().refreshThumbnails();
Tabs.registerOnTabsChangedListener(mTabsAdapter);
mTabsAdapter.refreshTabsData();
Tabs.registerOnTabsChangedListener(this);
refreshTabsData();
}
@Override
public void hide() {
setVisibility(View.GONE);
Tabs.unregisterOnTabsChangedListener(mTabsAdapter);
Tabs.unregisterOnTabsChangedListener(this);
GeckoAppShell.sendEventToGecko(GeckoEvent.createBroadcastEvent("Tab:Screenshot:Cancel",""));
mTabsAdapter.clear();
}
@ -119,10 +120,79 @@ class TabsListLayout extends TwoWayView
mTabsPanel.autoHidePanel();
}
@Override
public void onTabChanged(Tab tab, Tabs.TabEvents msg, Object data) {
switch (msg) {
case ADDED:
// Refresh the list to make sure the new tab is added in the right position.
refreshTabsData();
break;
case CLOSED:
if (tab.isPrivate() == mIsPrivate && mTabsAdapter.getCount() > 0) {
if (mTabsAdapter.removeTab(tab)) {
int selected = mTabsAdapter.getPositionForTab(Tabs.getInstance().getSelectedTab());
updateSelectedStyle(selected);
}
}
break;
case SELECTED:
// Update the selected position, then fall through...
updateSelectedPosition();
case UNSELECTED:
// We just need to update the style for the unselected tab...
case THUMBNAIL:
case TITLE:
case RECORDING_CHANGE:
View view = getChildAt(mTabsAdapter.getPositionForTab(tab) - getFirstVisiblePosition());
if (view == null)
return;
TabsLayoutItemView item = (TabsLayoutItemView) view.getTag();
assignValues(item, tab);
break;
}
}
// Updates the selected position in the list so that it will be scrolled to the right place.
private void updateSelectedPosition() {
int selected = mTabsAdapter.getPositionForTab(Tabs.getInstance().getSelectedTab());
updateSelectedStyle(selected);
if (selected != -1) {
setSelection(selected);
}
}
/**
* Updates the selected/unselected style for the tabs.
*
* @param selected position of the selected tab
*/
private void updateSelectedStyle(int selected) {
for (int i = 0; i < mTabsAdapter.getCount(); i++) {
setItemChecked(i, (i == selected));
}
}
private void refreshTabsData() {
// Store a different copy of the tabs, so that we don't have to worry about
// accidentally updating it on the wrong thread.
ArrayList<Tab> tabData = new ArrayList<Tab>();
Iterable<Tab> allTabs = Tabs.getInstance().getTabsInOrder();
for (Tab tab : allTabs) {
if (tab.isPrivate() == mIsPrivate)
tabData.add(tab);
}
mTabsAdapter.setTabs(tabData);
updateSelectedPosition();
}
// Adapter to bind tabs into a list
private class TabsAdapter extends BaseAdapter implements Tabs.OnTabsChangedListener {
private class TabsAdapter extends BaseAdapter {
private Context mContext;
private ArrayList<Tab> mTabs;
private LayoutInflater mInflater;
@ -142,70 +212,17 @@ class TabsListLayout extends TwoWayView
};
}
@Override
public void onTabChanged(Tab tab, Tabs.TabEvents msg, Object data) {
switch (msg) {
case ADDED:
// Refresh the list to make sure the new tab is added in the right position.
refreshTabsData();
break;
case CLOSED:
removeTab(tab);
break;
case SELECTED:
// Update the selected position, then fall through...
updateSelectedPosition();
case UNSELECTED:
// We just need to update the style for the unselected tab...
case THUMBNAIL:
case TITLE:
case RECORDING_CHANGE:
View view = TabsListLayout.this.getChildAt(getPositionForTab(tab) - TabsListLayout.this.getFirstVisiblePosition());
if (view == null)
return;
TabsLayoutItemView item = (TabsLayoutItemView) view.getTag();
assignValues(item, tab);
break;
}
}
private void refreshTabsData() {
// Store a different copy of the tabs, so that we don't have to worry about
// accidentally updating it on the wrong thread.
mTabs = new ArrayList<Tab>();
Iterable<Tab> tabs = Tabs.getInstance().getTabsInOrder();
for (Tab tab : tabs) {
if (tab.isPrivate() == mIsPrivate)
mTabs.add(tab);
}
public void setTabs (ArrayList<Tab> tabs) {
mTabs = tabs;
notifyDataSetChanged(); // Be sure to call this whenever mTabs changes.
updateSelectedPosition();
}
// Updates the selected position in the list so that it will be scrolled to the right place.
private void updateSelectedPosition() {
int selected = getPositionForTab(Tabs.getInstance().getSelectedTab());
updateSelectedStyle(selected);
if (selected != -1) {
TabsListLayout.this.setSelection(selected);
}
}
/**
* Updates the selected/unselected style for the tabs.
*
* @param selected position of the selected tab
*/
private void updateSelectedStyle(int selected) {
for (int i = 0; i < getCount(); i++) {
TabsListLayout.this.setItemChecked(i, (i == selected));
public boolean removeTab (Tab tab) {
boolean tabRemoved = mTabs.remove(tab);
if (tabRemoved) {
notifyDataSetChanged(); // Be sure to call this whenever mTabs changes.
}
return tabRemoved;
}
public void clear() {
@ -235,54 +252,6 @@ class TabsListLayout extends TwoWayView
return mTabs.indexOf(tab);
}
private void removeTab(Tab tab) {
if (tab.isPrivate() == mIsPrivate && mTabs != null) {
mTabs.remove(tab);
notifyDataSetChanged(); // Be sure to call this whenever mTabs changes.
int selected = getPositionForTab(Tabs.getInstance().getSelectedTab());
updateSelectedStyle(selected);
}
}
private void assignValues(TabsLayoutItemView item, Tab tab) {
if (item == null || tab == null)
return;
item.id = tab.getId();
Drawable thumbnailImage = tab.getThumbnail();
if (thumbnailImage != null) {
item.thumbnail.setImageDrawable(thumbnailImage);
} else {
item.thumbnail.setImageResource(R.drawable.tab_thumbnail_default);
}
if (item.thumbnailWrapper != null) {
item.thumbnailWrapper.setRecording(tab.isRecording());
}
item.title.setText(tab.getDisplayTitle());
item.close.setTag(item);
}
private void resetTransforms(View view) {
ViewHelper.setAlpha(view, 1);
if (isVertical()) {
ViewHelper.setTranslationX(view, 0);
} else {
ViewHelper.setTranslationY(view, 0);
}
// We only need to reset the height or width after individual tab close animations.
if (mOriginalSize != 0) {
if (isVertical()) {
ViewHelper.setHeight(view, mOriginalSize);
} else {
ViewHelper.setWidth(view, mOriginalSize);
}
}
}
@Override
public View getView(int position, View convertView, ViewGroup parent) {
TabsLayoutItemView item;
@ -306,6 +275,44 @@ class TabsListLayout extends TwoWayView
}
}
private void assignValues(TabsLayoutItemView item, Tab tab) {
if (item == null || tab == null)
return;
item.id = tab.getId();
Drawable thumbnailImage = tab.getThumbnail();
if (thumbnailImage != null) {
item.thumbnail.setImageDrawable(thumbnailImage);
} else {
item.thumbnail.setImageResource(R.drawable.tab_thumbnail_default);
}
if (item.thumbnailWrapper != null) {
item.thumbnailWrapper.setRecording(tab.isRecording());
}
item.title.setText(tab.getDisplayTitle());
item.close.setTag(item);
}
private void resetTransforms(View view) {
ViewHelper.setAlpha(view, 1);
if (isVertical()) {
ViewHelper.setTranslationX(view, 0);
} else {
ViewHelper.setTranslationY(view, 0);
}
// We only need to reset the height or width after individual tab close animations.
if (mOriginalSize != 0) {
if (isVertical()) {
ViewHelper.setHeight(view, mOriginalSize);
} else {
ViewHelper.setWidth(view, mOriginalSize);
}
}
}
private boolean isVertical() {
return (getOrientation().compareTo(TwoWayView.Orientation.VERTICAL) == 0);
}