diff options
Diffstat (limited to 'src/com/android/launcher3/AppsCustomizeTabHost.java')
| -rw-r--r-- | src/com/android/launcher3/AppsCustomizeTabHost.java | 351 |
1 files changed, 53 insertions, 298 deletions
diff --git a/src/com/android/launcher3/AppsCustomizeTabHost.java b/src/com/android/launcher3/AppsCustomizeTabHost.java index bb7f045ce..9a516fd41 100644 --- a/src/com/android/launcher3/AppsCustomizeTabHost.java +++ b/src/com/android/launcher3/AppsCustomizeTabHost.java @@ -29,6 +29,7 @@ import android.view.LayoutInflater; import android.view.MotionEvent; import android.view.View; import android.view.ViewGroup; +import android.view.accessibility.AccessibilityManager; import android.widget.FrameLayout; import android.widget.LinearLayout; import android.widget.TabHost; @@ -37,35 +38,20 @@ import android.widget.TextView; import java.util.ArrayList; -public class AppsCustomizeTabHost extends TabHost implements LauncherTransitionable, - TabHost.OnTabChangeListener, Insettable { +public class AppsCustomizeTabHost extends FrameLayout implements LauncherTransitionable, Insettable { static final String LOG_TAG = "AppsCustomizeTabHost"; private static final String APPS_TAB_TAG = "APPS"; private static final String WIDGETS_TAB_TAG = "WIDGETS"; - private final LayoutInflater mLayoutInflater; - private ViewGroup mTabs; - private ViewGroup mTabsContainer; - private AppsCustomizePagedView mAppsCustomizePane; - private FrameLayout mAnimationBuffer; - private LinearLayout mContent; - - private boolean mInTransition; - private boolean mTransitioningToWorkspace; - private boolean mResetAfterTransition; - private Runnable mRelayoutAndMakeVisible; + private AppsCustomizePagedView mPagedView; + private View mContent; + private boolean mInTransition = false; + private final Rect mInsets = new Rect(); public AppsCustomizeTabHost(Context context, AttributeSet attrs) { super(context, attrs); - mLayoutInflater = LayoutInflater.from(context); - mRelayoutAndMakeVisible = new Runnable() { - public void run() { - mTabs.requestLayout(); - mTabsContainer.setAlpha(1f); - } - }; } /** @@ -75,17 +61,17 @@ public class AppsCustomizeTabHost extends TabHost implements LauncherTransitiona * tabs manually). */ void setContentTypeImmediate(AppsCustomizePagedView.ContentType type) { - setOnTabChangedListener(null); - onTabChangedStart(); - onTabChangedEnd(type); - setCurrentTabByTag(getTabTagForContentType(type)); - setOnTabChangedListener(this); + mPagedView.setContentType(type); + } + + public void setCurrentTabFromContent(AppsCustomizePagedView.ContentType type) { + setContentTypeImmediate(type); } @Override public void setInsets(Rect insets) { mInsets.set(insets); - FrameLayout.LayoutParams flp = (LayoutParams) mContent.getLayoutParams(); + LayoutParams flp = (LayoutParams) mContent.getLayoutParams(); flp.topMargin = insets.top; flp.bottomMargin = insets.bottom; flp.leftMargin = insets.left; @@ -98,212 +84,12 @@ public class AppsCustomizeTabHost extends TabHost implements LauncherTransitiona */ @Override protected void onFinishInflate() { - // Setup the tab host - setup(); - - final ViewGroup tabsContainer = (ViewGroup) findViewById(R.id.tabs_container); - final TabWidget tabs = getTabWidget(); - final AppsCustomizePagedView appsCustomizePane = (AppsCustomizePagedView) - findViewById(R.id.apps_customize_pane_content); - mTabs = tabs; - mTabsContainer = tabsContainer; - mAppsCustomizePane = appsCustomizePane; - mAnimationBuffer = (FrameLayout) findViewById(R.id.animation_buffer); - mContent = (LinearLayout) findViewById(R.id.apps_customize_content); - if (tabs == null || mAppsCustomizePane == null) throw new Resources.NotFoundException(); - - // Configure the tabs content factory to return the same paged view (that we change the - // content filter on) - TabContentFactory contentFactory = new TabContentFactory() { - public View createTabContent(String tag) { - return appsCustomizePane; - } - }; - - // Create the tabs - TextView tabView; - String label; - label = getContext().getString(R.string.all_apps_button_label); - tabView = (TextView) mLayoutInflater.inflate(R.layout.tab_widget_indicator, tabs, false); - tabView.setText(label); - tabView.setContentDescription(label); - addTab(newTabSpec(APPS_TAB_TAG).setIndicator(tabView).setContent(contentFactory)); - label = getContext().getString(R.string.widgets_tab_label); - tabView = (TextView) mLayoutInflater.inflate(R.layout.tab_widget_indicator, tabs, false); - tabView.setText(label); - tabView.setContentDescription(label); - addTab(newTabSpec(WIDGETS_TAB_TAG).setIndicator(tabView).setContent(contentFactory)); - setOnTabChangedListener(this); - - // Setup the key listener to jump between the last tab view and the market icon - AppsCustomizeTabKeyEventListener keyListener = new AppsCustomizeTabKeyEventListener(); - View lastTab = tabs.getChildTabViewAt(tabs.getTabCount() - 1); - lastTab.setOnKeyListener(keyListener); - View shopButton = findViewById(R.id.market_button); - shopButton.setOnKeyListener(keyListener); - - // Hide the tab bar until we measure - mTabsContainer.setAlpha(0f); - } - - @Override - protected void onMeasure(int widthMeasureSpec, int heightMeasureSpec) { - boolean remeasureTabWidth = (mTabs.getLayoutParams().width <= 0); - super.onMeasure(widthMeasureSpec, heightMeasureSpec); - - // Set the width of the tab list to the content width - if (remeasureTabWidth) { - int contentWidth = mAppsCustomizePane.getPageContentWidth(); - if (contentWidth > 0 && mTabs.getLayoutParams().width != contentWidth) { - // Set the width and show the tab bar - mTabs.getLayoutParams().width = contentWidth; - mRelayoutAndMakeVisible.run(); - } - - super.onMeasure(widthMeasureSpec, heightMeasureSpec); - } - } - - public boolean onInterceptTouchEvent(MotionEvent ev) { - // If we are mid transitioning to the workspace, then intercept touch events here so we - // can ignore them, otherwise we just let all apps handle the touch events. - if (mInTransition && mTransitioningToWorkspace) { - return true; - } - return super.onInterceptTouchEvent(ev); - }; - - @Override - public boolean onTouchEvent(MotionEvent event) { - // Allow touch events to fall through to the workspace if we are transitioning there - if (mInTransition && mTransitioningToWorkspace) { - return super.onTouchEvent(event); - } - - // Intercept all touch events up to the bottom of the AppsCustomizePane so they do not fall - // through to the workspace and trigger showWorkspace() - if (event.getY() < mAppsCustomizePane.getBottom()) { - return true; - } - return super.onTouchEvent(event); - } - - private void onTabChangedStart() { + mPagedView = (AppsCustomizePagedView) findViewById(R.id.apps_customize_pane_content); + mContent = findViewById(R.id.content); } - private void reloadCurrentPage() { - mAppsCustomizePane.loadAssociatedPages(mAppsCustomizePane.getCurrentPage()); - mAppsCustomizePane.requestFocus(); - } - - private void onTabChangedEnd(AppsCustomizePagedView.ContentType type) { - int bgAlpha = (int) (255 * (getResources().getInteger( - R.integer.config_appsCustomizeSpringLoadedBgAlpha) / 100f)); - setBackgroundColor(Color.argb(bgAlpha, 0, 0, 0)); - mAppsCustomizePane.setContentType(type); - } - - @Override - public void onTabChanged(String tabId) { - final AppsCustomizePagedView.ContentType type = getContentTypeForTabTag(tabId); - - // Animate the changing of the tab content by fading pages in and out - final Resources res = getResources(); - final int duration = res.getInteger(R.integer.config_tabTransitionDuration); - - // We post a runnable here because there is a delay while the first page is loading and - // the feedback from having changed the tab almost feels better than having it stick - post(new Runnable() { - @Override - public void run() { - if (mAppsCustomizePane.getMeasuredWidth() <= 0 || - mAppsCustomizePane.getMeasuredHeight() <= 0) { - reloadCurrentPage(); - return; - } - - // Take the visible pages and re-parent them temporarily to mAnimatorBuffer - // and then cross fade to the new pages - int[] visiblePageRange = new int[2]; - mAppsCustomizePane.getVisiblePages(visiblePageRange); - if (visiblePageRange[0] == -1 && visiblePageRange[1] == -1) { - // If we can't get the visible page ranges, then just skip the animation - reloadCurrentPage(); - return; - } - ArrayList<View> visiblePages = new ArrayList<View>(); - for (int i = visiblePageRange[0]; i <= visiblePageRange[1]; i++) { - visiblePages.add(mAppsCustomizePane.getPageAt(i)); - } - - // We want the pages to be rendered in exactly the same way as they were when - // their parent was mAppsCustomizePane -- so set the scroll on mAnimationBuffer - // to be exactly the same as mAppsCustomizePane, and below, set the left/top - // parameters to be correct for each of the pages - mAnimationBuffer.scrollTo(mAppsCustomizePane.getScrollX(), 0); - - // mAppsCustomizePane renders its children in reverse order, so - // add the pages to mAnimationBuffer in reverse order to match that behavior - for (int i = visiblePages.size() - 1; i >= 0; i--) { - View child = visiblePages.get(i); - if (child instanceof AppsCustomizeCellLayout) { - ((AppsCustomizeCellLayout) child).resetChildrenOnKeyListeners(); - } else if (child instanceof PagedViewGridLayout) { - ((PagedViewGridLayout) child).resetChildrenOnKeyListeners(); - } - PagedViewWidget.setDeletePreviewsWhenDetachedFromWindow(false); - mAppsCustomizePane.removeView(child); - PagedViewWidget.setDeletePreviewsWhenDetachedFromWindow(true); - mAnimationBuffer.setAlpha(1f); - mAnimationBuffer.setVisibility(View.VISIBLE); - LayoutParams p = new FrameLayout.LayoutParams(child.getMeasuredWidth(), - child.getMeasuredHeight()); - p.setMargins((int) child.getLeft(), (int) child.getTop(), 0, 0); - mAnimationBuffer.addView(child, p); - } - - // Toggle the new content - onTabChangedStart(); - onTabChangedEnd(type); - - // Animate the transition - ObjectAnimator outAnim = LauncherAnimUtils.ofFloat(mAnimationBuffer, "alpha", 0f); - outAnim.addListener(new AnimatorListenerAdapter() { - private void clearAnimationBuffer() { - mAnimationBuffer.setVisibility(View.GONE); - PagedViewWidget.setRecyclePreviewsWhenDetachedFromWindow(false); - mAnimationBuffer.removeAllViews(); - PagedViewWidget.setRecyclePreviewsWhenDetachedFromWindow(true); - } - @Override - public void onAnimationEnd(Animator animation) { - clearAnimationBuffer(); - } - @Override - public void onAnimationCancel(Animator animation) { - clearAnimationBuffer(); - } - }); - ObjectAnimator inAnim = LauncherAnimUtils.ofFloat(mAppsCustomizePane, "alpha", 1f); - inAnim.addListener(new AnimatorListenerAdapter() { - @Override - public void onAnimationEnd(Animator animation) { - reloadCurrentPage(); - } - }); - - final AnimatorSet animSet = LauncherAnimUtils.createAnimatorSet(); - animSet.playTogether(outAnim, inAnim); - animSet.setDuration(duration); - animSet.start(); - } - }); - } - - public void setCurrentTabFromContent(AppsCustomizePagedView.ContentType type) { - setOnTabChangedListener(null); - setCurrentTabByTag(getTabTagForContentType(type)); - setOnTabChangedListener(this); + public String getContentTag() { + return getTabTagForContentType(mPagedView.getContentType()); } /** @@ -342,44 +128,41 @@ public class AppsCustomizeTabHost extends TabHost implements LauncherTransitiona } void reset() { - if (mInTransition) { - // Defer to after the transition to reset - mResetAfterTransition = true; - } else { - // Reset immediately - mAppsCustomizePane.reset(); - } + // Reset immediately + mPagedView.reset(); } - private void enableAndBuildHardwareLayer() { - // isHardwareAccelerated() checks if we're attached to a window and if that - // window is HW accelerated-- we were sometimes not attached to a window - // and buildLayer was throwing an IllegalStateException - if (isHardwareAccelerated()) { - // Turn on hardware layers for performance - setLayerType(LAYER_TYPE_HARDWARE, null); - - // force building the layer, so you don't get a blip early in an animation - // when the layer is created layer - buildLayer(); + public void onWindowVisible() { + if (getVisibility() == VISIBLE) { + mContent.setVisibility(VISIBLE); + // We unload the widget previews when the UI is hidden, so need to reload pages + // Load the current page synchronously, and the neighboring pages asynchronously + mPagedView.loadAssociatedPages(mPagedView.getCurrentPage(), true); + mPagedView.loadAssociatedPages(mPagedView.getCurrentPage()); } } + public void onTrimMemory() { + mContent.setVisibility(GONE); + // Clear the widget pages of all their subviews - this will trigger the widget previews + // to delete their bitmaps + mPagedView.clearAllWidgetPages(); + } + @Override - public View getContent() { - View appsCustomizeContent = mAppsCustomizePane.getContent(); - if (appsCustomizeContent != null) { - return appsCustomizeContent; - } - return mContent; + public ViewGroup getContent() { + return mPagedView; + } + + public boolean isInTransition() { + return mInTransition; } /* LauncherTransitionable overrides */ @Override public void onLauncherTransitionPrepare(Launcher l, boolean animated, boolean toWorkspace) { - mAppsCustomizePane.onLauncherTransitionPrepare(l, animated, toWorkspace); + mPagedView.onLauncherTransitionPrepare(l, animated, toWorkspace); mInTransition = true; - mTransitioningToWorkspace = toWorkspace; if (toWorkspace) { // Going from All Apps -> Workspace @@ -390,45 +173,38 @@ public class AppsCustomizeTabHost extends TabHost implements LauncherTransitiona // Make sure the current page is loaded (we start loading the side pages after the // transition to prevent slowing down the animation) - mAppsCustomizePane.loadAssociatedPages(mAppsCustomizePane.getCurrentPage(), true); - } - - if (mResetAfterTransition) { - mAppsCustomizePane.reset(); - mResetAfterTransition = false; + // TODO: revisit this + mPagedView.loadAssociatedPages(mPagedView.getCurrentPage()); } } @Override public void onLauncherTransitionStart(Launcher l, boolean animated, boolean toWorkspace) { - mAppsCustomizePane.onLauncherTransitionStart(l, animated, toWorkspace); - if (animated) { - enableAndBuildHardwareLayer(); - } - - // Dismiss the workspace cling - l.getLauncherClings().dismissWorkspaceCling(null); + mPagedView.onLauncherTransitionStart(l, animated, toWorkspace); } @Override public void onLauncherTransitionStep(Launcher l, float t) { - mAppsCustomizePane.onLauncherTransitionStep(l, t); + mPagedView.onLauncherTransitionStep(l, t); } @Override public void onLauncherTransitionEnd(Launcher l, boolean animated, boolean toWorkspace) { - mAppsCustomizePane.onLauncherTransitionEnd(l, animated, toWorkspace); + mPagedView.onLauncherTransitionEnd(l, animated, toWorkspace); mInTransition = false; - if (animated) { - setLayerType(LAYER_TYPE_NONE, null); - } if (!toWorkspace) { - // Show the all apps cling (if not already shown) - mAppsCustomizePane.showAllAppsCling(); // Make sure adjacent pages are loaded (we wait until after the transition to // prevent slowing down the animation) - mAppsCustomizePane.loadAssociatedPages(mAppsCustomizePane.getCurrentPage()); + mPagedView.loadAssociatedPages(mPagedView.getCurrentPage()); + + // Opening apps, need to announce what page we are on. + AccessibilityManager am = (AccessibilityManager) + getContext().getSystemService(Context.ACCESSIBILITY_SERVICE); + if (am.isEnabled()) { + // Notify the user when the page changes + announceForAccessibility(mPagedView.getCurrentPageDescription()); + } // Going from Workspace -> All Apps // NOTE: We should do this at the end since we check visibility state in some of the @@ -459,25 +235,4 @@ public class AppsCustomizeTabHost extends TabHost implements LauncherTransitiona throw new RuntimeException("Failed; can't get z-order of views"); } } - - public void onWindowVisible() { - if (getVisibility() == VISIBLE) { - mContent.setVisibility(VISIBLE); - // We unload the widget previews when the UI is hidden, so need to reload pages - // Load the current page synchronously, and the neighboring pages asynchronously - mAppsCustomizePane.loadAssociatedPages(mAppsCustomizePane.getCurrentPage(), true); - mAppsCustomizePane.loadAssociatedPages(mAppsCustomizePane.getCurrentPage()); - } - } - - public void onTrimMemory() { - mContent.setVisibility(GONE); - // Clear the widget pages of all their subviews - this will trigger the widget previews - // to delete their bitmaps - mAppsCustomizePane.clearAllWidgetPages(); - } - - boolean isTransitioning() { - return mInTransition; - } } |