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Add drag and drop from AllAppsView (to the workspace).

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Also had to fix AppInfoCache to load the icon as a drawable, which I had broken
when I made AllAppsView use the icons as power of two textures.
This commit is contained in:
Joe Onorato
2009-09-03 09:39:42 -07:00
parent 6665c0f1fe
commit 5162ea9b1f
6 changed files with 88 additions and 39 deletions
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67
src/com/android/launcher2/DragController.java
View File

@@ -80,9 +80,6 @@ public class DragController {
/** Original view that is being dragged. */
private View mOriginator;
/** The contents of mOriginator with no scaling. */
private Bitmap mDragBitmap;
/** X offset from the upper-left corner of the cell to where we touched. */
private float mTouchOffsetX;
@@ -126,13 +123,12 @@ public class DragController {
/**
* A drag has begun
*
* @param v The view that is being dragged
* @param source An object representing where the drag originated
* @param info The data associated with the object that is being dragged
* @param dragAction The drag action: either {@link DragController#DRAG_ACTION_MOVE}
* or {@link DragController#DRAG_ACTION_COPY}
*/
void onDragStart(View v, DragSource source, Object info, int dragAction);
void onDragStart(DragSource source, Object info, int dragAction);
/**
* The drag has eneded
@@ -152,7 +148,7 @@ public class DragController {
}
/**
* Starts a drag
* Starts a drag.
*
* @param v The view that is being dragged
* @param source An object representing where the drag originated
@@ -161,6 +157,44 @@ public class DragController {
* {@link #DRAG_ACTION_COPY}
*/
public void startDrag(View v, DragSource source, Object dragInfo, int dragAction) {
mOriginator = v;
Bitmap b = getViewBitmap(v);
int[] loc = mCoordinatesTemp;
v.getLocationOnScreen(loc);
int screenX = loc[0];
int screenY = loc[1];
startDrag(b, screenX, screenY, 0, 0, b.getWidth(), b.getHeight(),
source, dragInfo, dragAction);
b.recycle();
if (dragAction == DRAG_ACTION_MOVE) {
v.setVisibility(View.GONE);
}
}
/**
* Starts a drag.
*
* @param b The bitmap to display as the drag image. It will be re-scaled to the
* enlarged size.
* @param screenX The x position on screen of the left-top of the bitmap.
* @param screenY The y position on screen of the left-top of the bitmap.
* @param textureLeft The left edge of the region inside b to use.
* @param textureTop The top edge of the region inside b to use.
* @param textureWidth The width of the region inside b to use.
* @param textureHeight The height of the region inside b to use.
* @param source An object representing where the drag originated
* @param info The data associated with the object that is being dragged
* @param dragAction The drag action: either {@link #DRAG_ACTION_MOVE} or
* {@link #DRAG_ACTION_COPY}
*/
public void startDrag(Bitmap b, int screenX, int screenY,
int textureLeft, int textureTop, int textureWidth, int textureHeight,
DragSource source, Object dragInfo, int dragAction) {
if (PROFILE_DRAWING_DURING_DRAG) {
android.os.Debug.startMethodTracing("Launcher");
}
@@ -173,14 +207,9 @@ public class DragController {
mInputMethodManager.hideSoftInputFromWindow(mWindowToken, 0);
if (mListener != null) {
mListener.onDragStart(v, source, dragInfo, dragAction);
mListener.onDragStart(source, dragInfo, dragAction);
}
int[] loc = mCoordinatesTemp;
v.getLocationOnScreen(loc);
int screenX = loc[0];
int screenY = loc[1];
int registrationX = ((int)mMotionDownX) - screenX;
int registrationY = ((int)mMotionDownY) - screenY;
@@ -188,20 +217,14 @@ public class DragController {
mTouchOffsetY = mMotionDownY - screenY;
mDragging = true;
mOriginator = v;
mDragSource = source;
mDragInfo = dragInfo;
mVibrator.vibrate(VIBRATE_DURATION);
mDragBitmap = getViewBitmap(v);
DragView dragView = mDragView = new DragView(mContext, mDragBitmap,
registrationX, registrationY);
DragView dragView = mDragView = new DragView(mContext, b, registrationX, registrationY,
textureLeft, textureTop, textureWidth, textureHeight);
dragView.show(mWindowToken, (int)mMotionDownX, (int)mMotionDownY);
if (dragAction == DRAG_ACTION_MOVE) {
v.setVisibility(View.GONE);
}
}
/**
@@ -262,10 +285,6 @@ public class DragController {
mDragView.remove();
mDragView = null;
}
if (mDragBitmap != null) {
mDragBitmap.recycle();
mDragBitmap = null;
}
}
}