aixan/lawnchair
1
0
Fork 0
mirror of https://github.com/LawnchairLauncher/lawnchair.git synced 2026-03-04 18:06:48 +00:00
Code Issues Packages Projects Releases Wiki Activity

Add the all apps button.

Browse Source
This commit is contained in:
Joe Onorato
2009-08-31 14:34:43 -07:00
parent 0d1c563125
commit c567acb6c3
8 changed files with 171 additions and 69 deletions
Download Patch File Download Diff File Expand all files Collapse all files

174
src/com/android/launcher2/AllAppsView.java
View File

@@ -66,11 +66,25 @@ public class AllAppsView extends RSSurfaceView {
private ArrayList<ApplicationInfo> mAllAppsList;
private ViewConfiguration mConfig;
private int mPageCount;
private VelocityTracker mVelocity;
private int mLastScrollX;
private int mLastMotionX;
private ApplicationsAdapter mAdapter;
private TouchHandler mTouchHandler;
private int mScrollHandleTop;
class Defines {
public static final int ALLOC_PARAMS = 0;
public static final int ALLOC_STATE = 1;
public static final int ALLOC_SCRATCH = 2;
public static final int ALLOC_ICON_IDS = 3;
public static final int ALLOC_LABEL_IDS = 4;
public static final int COLUMNS_PER_PAGE = 4;
public static final int ROWS_PER_PAGE = 4;
}
public AllAppsView(Context context, AttributeSet attrs) {
super(context, attrs);
@@ -103,6 +117,10 @@ public class AllAppsView extends RSSurfaceView {
if (mAllAppsList != null) {
mRollo.setApps(mAllAppsList);
}
Resources res = getContext().getResources();
int barHeight = (int)res.getDimension(R.dimen.button_bar_height);
mScrollHandleTop = h - barHeight;
}
@Override
@@ -115,44 +133,89 @@ public class AllAppsView extends RSSurfaceView {
@Override
public boolean onTouchEvent(MotionEvent ev)
{
int x = (int)ev.getX();
int deltaX;
switch (ev.getAction()) {
case MotionEvent.ACTION_DOWN:
mLastMotionX = x;
mRollo.mState.read();
mRollo.mState.scrollX = mLastScrollX = mRollo.mState.currentScrollX;
mRollo.mState.flingVelocityX = 0;
mRollo.mState.adjustedDeceleration = 0;
mRollo.mState.save();
mVelocity = VelocityTracker.obtain();
mVelocity.addMovement(ev);
break;
case MotionEvent.ACTION_MOVE:
case MotionEvent.ACTION_OUTSIDE:
deltaX = x - mLastMotionX;
mVelocity.addMovement(ev);
mRollo.mState.currentScrollX = mLastScrollX;
mLastScrollX += deltaX;
mRollo.mState.scrollX = mLastScrollX;
mRollo.mState.save();
mLastMotionX = x;
break;
case MotionEvent.ACTION_UP:
case MotionEvent.ACTION_CANCEL:
mVelocity.computeCurrentVelocity(1000 /* px/sec */,
mConfig.getScaledMaximumFlingVelocity());
mRollo.mState.flingTimeMs = (int)SystemClock.uptimeMillis(); // TODO: use long
mRollo.mState.flingVelocityX = (int)mVelocity.getXVelocity();
mRollo.mState.save();
mLastMotionX = -10000;
mVelocity.recycle();
mVelocity = null;
break;
mTouchHandler = mFlingHandler;
/*
int action = ev.getAction();
if (action == MotionEvent.ACTION_DOWN) {
if (ev.getY() > mScrollHandleTop) {
mTouchHandler = mScrollHandler;
} else {
mTouchHandler = mFlingHandler;
}
}
return true;
*/
return mTouchHandler.onTouchEvent(ev);
}
private abstract class TouchHandler {
abstract boolean onTouchEvent(MotionEvent ev);
};
private TouchHandler mFlingHandler = new TouchHandler() {
@Override
public boolean onTouchEvent(MotionEvent ev)
{
int x = (int)ev.getX();
int deltaX;
switch (ev.getAction()) {
case MotionEvent.ACTION_DOWN:
mLastMotionX = x;
mRollo.mState.read();
mRollo.mState.scrollX = mLastScrollX = mRollo.mState.currentScrollX;
mRollo.mState.flingVelocityX = 0;
mRollo.mState.adjustedDeceleration = 0;
mRollo.mState.save();
mVelocity = VelocityTracker.obtain();
mVelocity.addMovement(ev);
break;
case MotionEvent.ACTION_MOVE:
case MotionEvent.ACTION_OUTSIDE:
deltaX = x - mLastMotionX;
mVelocity.addMovement(ev);
mRollo.mState.currentScrollX = mLastScrollX;
mLastScrollX += deltaX;
mRollo.mState.scrollX = mLastScrollX;
mRollo.mState.save();
mLastMotionX = x;
break;
case MotionEvent.ACTION_UP:
case MotionEvent.ACTION_CANCEL:
mVelocity.computeCurrentVelocity(1000 /* px/sec */,
mConfig.getScaledMaximumFlingVelocity());
mRollo.mState.flingTimeMs = (int)SystemClock.uptimeMillis(); // TODO: use long
mRollo.mState.flingVelocityX = (int)mVelocity.getXVelocity();
mRollo.mState.save();
mLastMotionX = -10000;
mVelocity.recycle();
mVelocity = null;
break;
}
return true;
}
};
/*
private TouchHandler mScrollHandler = new TouchHandler() {
@Override
public boolean onTouchEvent(MotionEvent ev)
{
int x = (int)ev.getX();
int w = getWidth();
float percent = x / (float)w;
mRollo.mState.read();
mRollo.mState.scrollX = mLastScrollX = -(int)(mPageCount * w * percent);
mRollo.mState.flingVelocityX = 0;
mRollo.mState.adjustedDeceleration = 0;
mRollo.mState.save();
return true;
}
};
*/
@Override
public boolean onTrackballEvent(MotionEvent ev)
{
@@ -177,6 +240,16 @@ public class AllAppsView extends RSSurfaceView {
if (mRollo != null) {
mRollo.setApps(list);
}
mPageCount = countPages(list.size());
}
private static int countPages(int iconCount) {
int iconsPerPage = Defines.COLUMNS_PER_PAGE * Defines.ROWS_PER_PAGE;
int pages = iconCount / iconsPerPage;
if (pages*iconsPerPage != iconCount) {
pages++;
}
return pages;
}
public class RolloRS {
@@ -200,6 +273,8 @@ public class AllAppsView extends RSSurfaceView {
private ProgramVertex mPVOrtho;
private ProgramVertex.MatrixAllocation mPVOrthoAlloc;
private Allocation mScrollHandle;
private Allocation[] mIcons;
private int[] mAllocIconIDBuf;
private Allocation mAllocIconID;
@@ -214,14 +289,6 @@ public class AllAppsView extends RSSurfaceView {
Params mParams;
State mState;
class Defines {
public static final int ALLOC_PARAMS = 0;
public static final int ALLOC_STATE = 1;
public static final int ALLOC_SCRATCH = 2;
public static final int ALLOC_ICON_IDS = 3;
public static final int ALLOC_LABEL_IDS = 4;
}
class Params extends IntAllocation {
Params(RenderScript rs) {
super(rs);
@@ -230,6 +297,9 @@ public class AllAppsView extends RSSurfaceView {
@AllocationIndex(1) public int bubbleHeight;
@AllocationIndex(2) public int bubbleBitmapWidth;
@AllocationIndex(3) public int bubbleBitmapHeight;
@AllocationIndex(4) public int scrollHandleId;
@AllocationIndex(5) public int scrollHandleTextureWidth;
@AllocationIndex(6) public int scrollHandleTextureHeight;
}
class State extends IntAllocation {
@@ -244,6 +314,7 @@ public class AllAppsView extends RSSurfaceView {
@AllocationIndex(5) public int currentScrollX;
@AllocationIndex(6) public int flingDuration;
@AllocationIndex(7) public int flingEndPos;
@AllocationIndex(8) public int scrollHandlePos;
}
public RolloRS() {
@@ -338,19 +409,21 @@ public class AllAppsView extends RSSurfaceView {
mParams.bubbleBitmapWidth = bubble.getBitmapWidth();
mParams.bubbleBitmapHeight = bubble.getBitmapHeight();
mScrollHandle = Allocation.createFromBitmapResource(mRS, mRes,
R.drawable.all_apps_button_pow2, Element.RGBA_8888, true);
mScrollHandle.uploadToTexture(0);
mParams.scrollHandleId = mScrollHandle.getID();
Log.d(TAG, "mParams.scrollHandleId=" + mParams.scrollHandleId);
mParams.scrollHandleTextureWidth = 128;
mParams.scrollHandleTextureHeight = 128;
mState.scrollHandlePos = 0;
mParams.save();
mState.save();
setApps(null);
}
Allocation makeTextBitmap(Utilities.BubbleText bubble, String label) {
Bitmap b = bubble.createTextBitmap(label);
Allocation a = Allocation.createFromBitmap(mRS, b, Element.RGBA_8888, true);
b.recycle();
return a;
}
private void initRs() {
ScriptC.Builder sb = new ScriptC.Builder(mRS);
sb.setScript(mRes, R.raw.rollo);
@@ -415,4 +488,3 @@ public class AllAppsView extends RSSurfaceView {
}