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-rw-r--r--src/com/android/launcher2/AppWidgetResizeFrame.java41
-rw-r--r--src/com/android/launcher2/CellLayout.java43
-rw-r--r--src/com/android/launcher2/CellLayoutChildren.java79
-rw-r--r--src/com/android/launcher2/DragLayer.java27
-rw-r--r--src/com/android/launcher2/Launcher.java3
-rw-r--r--src/com/android/launcher2/LauncherModel.java4
-rw-r--r--src/com/android/launcher2/Workspace.java5
7 files changed, 122 insertions, 80 deletions
diff --git a/src/com/android/launcher2/AppWidgetResizeFrame.java b/src/com/android/launcher2/AppWidgetResizeFrame.java
index 40347adc2..5f725b7ba 100644
--- a/src/com/android/launcher2/AppWidgetResizeFrame.java
+++ b/src/com/android/launcher2/AppWidgetResizeFrame.java
@@ -20,7 +20,7 @@ public class AppWidgetResizeFrame extends FrameLayout {
private CellLayout mCellLayout;
private ImageView mLeftHandle;
private ImageView mRightHandle;
- private ImageView mTopHandle;
+ private ImageView mTopHandle;
private ImageView mBottomHandle;
private boolean mLeftBorderActive;
@@ -40,6 +40,7 @@ public class AppWidgetResizeFrame extends FrameLayout {
private int mMinVSpan;
private int mDeltaX;
private int mDeltaY;
+
private int mBackgroundPadding;
private int mTouchTargetWidth;
@@ -49,6 +50,11 @@ public class AppWidgetResizeFrame extends FrameLayout {
final int BACKGROUND_PADDING = 24;
final float DIMMED_HANDLE_ALPHA = 0.3f;
+ public static final int LEFT = 0;
+ public static final int TOP = 1;
+ public static final int RIGHT = 2;
+ public static final int BOTTOM = 3;
+
public AppWidgetResizeFrame(Context context, ItemInfo itemInfo,
LauncherAppWidgetHostView widgetView, CellLayout cellLayout) {
@@ -134,6 +140,10 @@ public class AppWidgetResizeFrame extends FrameLayout {
return anyBordersActive;
}
+ /**
+ * Here we bound the deltas such that the frame cannot be stretched beyond the extents
+ * of the CellLayout, and such that the frame's borders can't cross.
+ */
public void updateDeltas(int deltaX, int deltaY) {
if (mLeftBorderActive) {
mDeltaX = Math.max(-mBaselineX, deltaX);
@@ -152,6 +162,9 @@ public class AppWidgetResizeFrame extends FrameLayout {
}
}
+ /**
+ * Based on the deltas, we resize the frame, and, if needed, we resize the widget.
+ */
public void visualizeResizeForDelta(int deltaX, int deltaY) {
updateDeltas(deltaX, deltaY);
CellLayout.LayoutParams lp = (CellLayout.LayoutParams) getLayoutParams();
@@ -173,6 +186,9 @@ public class AppWidgetResizeFrame extends FrameLayout {
requestLayout();
}
+ /**
+ * Based on the current deltas, we determine if and how to resize the widget.
+ */
private void resizeWidgetIfNeeded() {
int xThreshold = mCellLayout.getCellWidth() + mCellLayout.getWidthGap();
int yThreshold = mCellLayout.getCellHeight() + mCellLayout.getHeightGap();
@@ -189,28 +205,31 @@ public class AppWidgetResizeFrame extends FrameLayout {
mCellLayout.markCellsAsUnoccupiedForView(mWidgetView);
CellLayout.LayoutParams lp = (CellLayout.LayoutParams) mWidgetView.getLayoutParams();
+
+ // For each border, we bound the resizing based on the minimum width, and the maximum
+ // expandability.
if (mLeftBorderActive) {
- cellXInc = Math.max(-mExpandability[0], hSpanInc);
+ cellXInc = Math.max(-mExpandability[LEFT], hSpanInc);
cellXInc = Math.min(lp.cellHSpan - mMinHSpan, cellXInc);
hSpanInc *= -1;
- hSpanInc = Math.min(mExpandability[0], hSpanInc);
+ hSpanInc = Math.min(mExpandability[LEFT], hSpanInc);
hSpanInc = Math.max(-(lp.cellHSpan - mMinHSpan), hSpanInc);
mRunningHInc -= hSpanInc;
} else if (mRightBorderActive) {
- hSpanInc = Math.min(mExpandability[2], hSpanInc);
+ hSpanInc = Math.min(mExpandability[RIGHT], hSpanInc);
hSpanInc = Math.max(-(lp.cellHSpan - mMinHSpan), hSpanInc);
mRunningHInc += hSpanInc;
}
if (mTopBorderActive) {
- cellYInc = Math.max(-mExpandability[1], vSpanInc);
+ cellYInc = Math.max(-mExpandability[TOP], vSpanInc);
cellYInc = Math.min(lp.cellVSpan - mMinVSpan, cellYInc);
vSpanInc *= -1;
- vSpanInc = Math.min(mExpandability[1], vSpanInc);
+ vSpanInc = Math.min(mExpandability[TOP], vSpanInc);
vSpanInc = Math.max(-(lp.cellVSpan - mMinVSpan), vSpanInc);
mRunningVInc -= vSpanInc;
} else if (mBottomBorderActive) {
- vSpanInc = Math.min(mExpandability[3], vSpanInc);
+ vSpanInc = Math.min(mExpandability[BOTTOM], vSpanInc);
vSpanInc = Math.max(-(lp.cellVSpan - mMinVSpan), vSpanInc);
mRunningVInc += vSpanInc;
}
@@ -226,12 +245,17 @@ public class AppWidgetResizeFrame extends FrameLayout {
lp.cellY += cellYInc;
}
+ // Update the expandability array, as we have changed the widget's size.
mCellLayout.getExpandabilityArrayForView(mWidgetView, mExpandability);
// Update the cells occupied by this widget
mCellLayout.markCellsAsOccupiedForView(mWidgetView);
}
+ /**
+ * This is the final step of the resize. Here we save the new widget size and position
+ * to LauncherModel and animate the resize frame.
+ */
public void commitResizeForDelta(int deltaX, int deltaY) {
visualizeResizeForDelta(deltaX, deltaY);
@@ -277,7 +301,8 @@ public class AppWidgetResizeFrame extends FrameLayout {
requestLayout();
} else {
PropertyValuesHolder width = PropertyValuesHolder.ofInt("width", lp.width, newWidth);
- PropertyValuesHolder height = PropertyValuesHolder.ofInt("height", lp.height, newHeight);
+ PropertyValuesHolder height = PropertyValuesHolder.ofInt("height", lp.height,
+ newHeight);
PropertyValuesHolder x = PropertyValuesHolder.ofInt("x", lp.x, newX);
PropertyValuesHolder y = PropertyValuesHolder.ofInt("y", lp.y, newY);
ObjectAnimator oa = ObjectAnimator.ofPropertyValuesHolder(lp, width, height, x, y);
diff --git a/src/com/android/launcher2/CellLayout.java b/src/com/android/launcher2/CellLayout.java
index a2a539e6b..0fb87bacc 100644
--- a/src/com/android/launcher2/CellLayout.java
+++ b/src/com/android/launcher2/CellLayout.java
@@ -589,7 +589,8 @@ public class CellLayout extends ViewGroup {
final View child = mChildren.getChildAt(i);
final LayoutParams lp = (LayoutParams) child.getLayoutParams();
- if ((child.getVisibility() == VISIBLE || child.getAnimation() != null) && lp.isLockedToGrid) {
+ if ((child.getVisibility() == VISIBLE || child.getAnimation() != null) &&
+ lp.isLockedToGrid) {
child.getHitRect(frame);
if (frame.contains(x, y)) {
cellInfo.cell = child;
@@ -1340,53 +1341,54 @@ out: for (int i = x; i < x + spanX - 1 && x < xCount; i++) {
}
}
+ /**
+ * Given a view, determines how much that view can be expanded in all directions, in terms of
+ * whether or not there are other items occupying adjacent cells. Used by the
+ * AppWidgetResizeFrame to determine how the widget can be resized.
+ */
public void getExpandabilityArrayForView(View view, int[] expandability) {
- final LayoutParams lp = (LayoutParams) view.getLayoutParams();
+ final LayoutParams lp = (LayoutParams) view.getLayoutParams();
boolean flag;
- // Left
- expandability[0] = 0;
+ expandability[AppWidgetResizeFrame.LEFT] = 0;
for (int x = lp.cellX - 1; x >= 0; x--) {
flag = false;
for (int y = lp.cellY; y < lp.cellY + lp.cellVSpan; y++) {
if (mOccupied[x][y]) flag = true;
}
if (flag) break;
- expandability[0]++;
+ expandability[AppWidgetResizeFrame.LEFT]++;
}
- // Top
- expandability[1] = 0;
+ expandability[AppWidgetResizeFrame.TOP] = 0;
for (int y = lp.cellY - 1; y >= 0; y--) {
flag = false;
for (int x = lp.cellX; x < lp.cellX + lp.cellHSpan; x++) {
if (mOccupied[x][y]) flag = true;
}
if (flag) break;
- expandability[1]++;
- }
+ expandability[AppWidgetResizeFrame.TOP]++;
+ }
- // Right
- expandability[2] = 0;
+ expandability[AppWidgetResizeFrame.RIGHT] = 0;
for (int x = lp.cellX + lp.cellHSpan; x < mCountX; x++) {
flag = false;
for (int y = lp.cellY; y < lp.cellY + lp.cellVSpan; y++) {
if (mOccupied[x][y]) flag = true;
}
if (flag) break;
- expandability[2]++;
- }
+ expandability[AppWidgetResizeFrame.RIGHT]++;
+ }
- // Bottom
- expandability[3] = 0;
+ expandability[AppWidgetResizeFrame.BOTTOM] = 0;
for (int y = lp.cellY + lp.cellVSpan; y < mCountY; y++) {
flag = false;
for (int x = lp.cellX; x < lp.cellX + lp.cellHSpan; x++) {
if (mOccupied[x][y]) flag = true;
}
if (flag) break;
- expandability[3]++;
- }
+ expandability[AppWidgetResizeFrame.BOTTOM]++;
+ }
}
public void onMove(View view, int newCellX, int newCellY) {
@@ -1466,6 +1468,10 @@ out: for (int i = x; i < x + spanX - 1 && x < xCount; i++) {
@ViewDebug.ExportedProperty
public int cellVSpan;
+ /**
+ * Indicates whether the item will set its x, y, width and height parameters freely,
+ * or whether these will be computed based on cellX, cellY, cellHSpan and cellVSpan.
+ */
public boolean isLockedToGrid = true;
/**
@@ -1531,12 +1537,11 @@ out: for (int i = x; i < x + spanX - 1 && x < xCount; i++) {
final int myCellVSpan = cellVSpan;
final int myCellX = cellX;
final int myCellY = cellY;
-
+
width = myCellHSpan * cellWidth + ((myCellHSpan - 1) * widthGap) -
leftMargin - rightMargin;
height = myCellVSpan * cellHeight + ((myCellVSpan - 1) * heightGap) -
topMargin - bottomMargin;
-
x = hStartPadding + myCellX * (cellWidth + widthGap) + leftMargin;
y = vStartPadding + myCellY * (cellHeight + heightGap) + topMargin;
}
diff --git a/src/com/android/launcher2/CellLayoutChildren.java b/src/com/android/launcher2/CellLayoutChildren.java
index 9a0d77276..04996f359 100644
--- a/src/com/android/launcher2/CellLayoutChildren.java
+++ b/src/com/android/launcher2/CellLayoutChildren.java
@@ -43,6 +43,12 @@ public class CellLayoutChildren extends ViewGroup {
private int mWidthGap;
private int mHeightGap;
+ // Variables relating to resizing widgets
+ private final ArrayList<AppWidgetResizeFrame> mResizeFrames =
+ new ArrayList<AppWidgetResizeFrame>();
+ private AppWidgetResizeFrame mCurrentResizeFrame;
+ private int mXDown, mYDown;
+
public CellLayoutChildren(Context context) {
super(context);
mWallpaperManager = WallpaperManager.getInstance(context);
@@ -171,11 +177,6 @@ public class CellLayoutChildren extends ViewGroup {
super.setChildrenDrawnWithCacheEnabled(enabled);
}
- private final ArrayList<AppWidgetResizeFrame> mResizeFrames = new ArrayList<AppWidgetResizeFrame>();
- private AppWidgetResizeFrame mCurrentResizeFrame;
- private int mXDown, mYDown;
- private boolean mIsWidgetBeingResized;
-
public void clearAllResizeFrames() {
for (AppWidgetResizeFrame frame: mResizeFrames) {
removeView(frame);
@@ -183,32 +184,41 @@ public class CellLayoutChildren extends ViewGroup {
mResizeFrames.clear();
}
+ public boolean hasResizeFrames() {
+ return mResizeFrames.size() > 0;
+ }
+
public boolean isWidgetBeingResized() {
- return mIsWidgetBeingResized;
+ return mCurrentResizeFrame != null;
}
- @Override
- public boolean onInterceptTouchEvent(MotionEvent ev) {
+ private boolean handleTouchDown(MotionEvent ev) {
Rect hitRect = new Rect();
int x = (int) ev.getX();
int y = (int) ev.getY();
- if (ev.getAction() == MotionEvent.ACTION_DOWN) {
- for (AppWidgetResizeFrame child: mResizeFrames) {
- child.getHitRect(hitRect);
- if (hitRect.contains(x, y)) {
- if (child.beginResizeIfPointInRegion(x - child.getLeft(), y - child.getTop())) {
- mCurrentResizeFrame = child;
- mIsWidgetBeingResized = true;
- mXDown = x;
- mYDown = y;
- requestDisallowInterceptTouchEvent(true);
- return true;
- }
+ for (AppWidgetResizeFrame child: mResizeFrames) {
+ child.getHitRect(hitRect);
+ if (hitRect.contains(x, y)) {
+ if (child.beginResizeIfPointInRegion(x - child.getLeft(), y - child.getTop())) {
+ mCurrentResizeFrame = child;
+ mXDown = x;
+ mYDown = y;
+ requestDisallowInterceptTouchEvent(true);
+ return true;
}
}
- mCurrentResizeFrame = null;
+ }
+ return false;
+ }
+
+ @Override
+ public boolean onInterceptTouchEvent(MotionEvent ev) {
+ if (ev.getAction() == MotionEvent.ACTION_DOWN) {
+ if (handleTouchDown(ev)) {
+ return true;
+ }
}
return false;
}
@@ -216,47 +226,36 @@ public class CellLayoutChildren extends ViewGroup {
@Override
public boolean onTouchEvent(MotionEvent ev) {
boolean handled = false;
- Rect hitRect = new Rect();
int action = ev.getAction();
int x = (int) ev.getX();
int y = (int) ev.getY();
if (ev.getAction() == MotionEvent.ACTION_DOWN) {
- for (AppWidgetResizeFrame child: mResizeFrames) {
- child.getHitRect(hitRect);
- if (hitRect.contains(x, y)) {
- if (child.beginResizeIfPointInRegion(x - child.getLeft(), y - child.getTop())) {
- mCurrentResizeFrame = child;
- mIsWidgetBeingResized = true;
- mXDown = x;
- mYDown = y;
- requestDisallowInterceptTouchEvent(true);
- return true;
- }
+ if (ev.getAction() == MotionEvent.ACTION_DOWN) {
+ if (handleTouchDown(ev)) {
+ return true;
}
}
- mCurrentResizeFrame = null;
}
- // TODO: Need to handle ACTION_POINTER_UP / multi-touch
if (mCurrentResizeFrame != null) {
+ handled = true;
switch (action) {
case MotionEvent.ACTION_MOVE:
mCurrentResizeFrame.visualizeResizeForDelta(x - mXDown, y - mYDown);
break;
case MotionEvent.ACTION_CANCEL:
- case MotionEvent.ACTION_UP: {
+ case MotionEvent.ACTION_UP:
mCurrentResizeFrame.commitResizeForDelta(x - mXDown, y - mYDown);
- mIsWidgetBeingResized = false;
- handled = true;
- }
+ mCurrentResizeFrame = null;
}
}
return handled;
}
- public void addResizeFrame(ItemInfo itemInfo, LauncherAppWidgetHostView widget, CellLayout cellLayout) {
+ public void addResizeFrame(ItemInfo itemInfo, LauncherAppWidgetHostView widget,
+ CellLayout cellLayout) {
AppWidgetResizeFrame resizeFrame = new AppWidgetResizeFrame(getContext(),
itemInfo, widget, cellLayout);
diff --git a/src/com/android/launcher2/DragLayer.java b/src/com/android/launcher2/DragLayer.java
index 1912f81e5..2e72f6223 100644
--- a/src/com/android/launcher2/DragLayer.java
+++ b/src/com/android/launcher2/DragLayer.java
@@ -58,17 +58,22 @@ public class DragLayer extends FrameLayout {
@Override
public boolean onInterceptTouchEvent(MotionEvent ev) {
- // Here we need to detect if any touch event has occured which doesn't result
- // in resizing a widget. In this case, we dismiss any visible resize frames.
- post(new Runnable() {
- public void run() {
- Workspace w = (Workspace) findViewById(R.id.workspace);
- CellLayout currentPage = (CellLayout) w.getChildAt(w.getCurrentPage());
- if (!currentPage.getChildrenLayout().isWidgetBeingResized()) {
- currentPage.getChildrenLayout().clearAllResizeFrames();
- }
- }
- });
+ // If the current CellLayoutChildren has a resize frame, we need to detect if any touch
+ // event has occurred which doesn't result in resizing a widget. In this case, we
+ // dismiss any visible resize frames.
+ final Workspace w = (Workspace) findViewById(R.id.workspace);
+ final CellLayout currentPage = (CellLayout) w.getChildAt(w.getCurrentPage());
+ final CellLayoutChildren childrenLayout = currentPage.getChildrenLayout();
+
+ if (childrenLayout.hasResizeFrames() && !childrenLayout.isWidgetBeingResized()) {
+ post(new Runnable() {
+ public void run() {
+ if (!childrenLayout.isWidgetBeingResized()) {
+ childrenLayout.clearAllResizeFrames();
+ }
+ }
+ });
+ }
return mDragController.onInterceptTouchEvent(ev);
}
diff --git a/src/com/android/launcher2/Launcher.java b/src/com/android/launcher2/Launcher.java
index 3e0fcd5d2..994c3b825 100644
--- a/src/com/android/launcher2/Launcher.java
+++ b/src/com/android/launcher2/Launcher.java
@@ -1482,6 +1482,7 @@ public final class Launcher extends Activity
mWorkspace.unshrink(alreadyOnHome);
}
+ mWorkspace.exitWidgetResizeMode();
if (alreadyOnHome && mState == State.WORKSPACE && !mWorkspace.isTouchActive()) {
mWorkspace.moveToDefaultScreen(true);
}
@@ -2020,6 +2021,8 @@ public final class Launcher extends Activity
dismissPreview(mPreviousView);
dismissPreview(mNextView);
} else {
+ mWorkspace.exitWidgetResizeMode();
+
// Back button is a no-op here, but give at least some feedback for the button press
mWorkspace.showOutlinesTemporarily();
}
diff --git a/src/com/android/launcher2/LauncherModel.java b/src/com/android/launcher2/LauncherModel.java
index 12f57377e..c09874901 100644
--- a/src/com/android/launcher2/LauncherModel.java
+++ b/src/com/android/launcher2/LauncherModel.java
@@ -177,9 +177,9 @@ public class LauncherModel extends BroadcastReceiver {
}
/**
- * Resize an item in the DB to a new <spanX, spanY>
+ * Resize an item in the DB to a new <spanX, spanY, cellX, cellY>
*/
- static void resizeItemInDatabase(Context context, ItemInfo item, int cellX, int cellY,
+ static void resizeItemInDatabase(Context context, ItemInfo item, int cellX, int cellY,
int spanX, int spanY) {
item.spanX = spanX;
item.spanY = spanY;
diff --git a/src/com/android/launcher2/Workspace.java b/src/com/android/launcher2/Workspace.java
index 88233c12b..123ab1e41 100644
--- a/src/com/android/launcher2/Workspace.java
+++ b/src/com/android/launcher2/Workspace.java
@@ -1790,6 +1790,11 @@ public class Workspace extends SmoothPagedView
}
}
+ public void exitWidgetResizeMode() {
+ final CellLayout currentLayout = (CellLayout) getChildAt(getCurrentPage());
+ currentLayout.getChildrenLayout().clearAllResizeFrames();
+ }
+
void unshrink(boolean animated) {
unshrink(animated, false);
}
generated by cgit v1.2.3 (git 2.25.1) at 2024-06-24 15:18:02 +0000