diff options
Diffstat (limited to 'src/com/android/camera/ui/GLLinearLayout.java')
-rw-r--r-- | src/com/android/camera/ui/GLLinearLayout.java | 54 |
1 files changed, 54 insertions, 0 deletions
diff --git a/src/com/android/camera/ui/GLLinearLayout.java b/src/com/android/camera/ui/GLLinearLayout.java new file mode 100644 index 0000000..cb0f064 --- /dev/null +++ b/src/com/android/camera/ui/GLLinearLayout.java @@ -0,0 +1,54 @@ +/* + * Copyright (C) 2010 The Android Open Source Project + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +package com.android.camera.ui; + +import android.graphics.Rect; +import android.view.View.MeasureSpec; + +class GLLinearLayout extends GLView { + + @Override + protected void onMeasure(int widthSpec, int heightSpec) { + int width = 0; + int height = 0; + for (int i = 0, n = getComponentCount(); i < n; ++i) { + GLView view = getComponent(i); + view.measure(MeasureSpec.UNSPECIFIED, MeasureSpec.UNSPECIFIED); + width = Math.max(width, view.getMeasuredWidth()); + height += view.getMeasuredHeight(); + } + new MeasureHelper(this) + .setPreferredContentSize(width, height) + .measure(widthSpec, heightSpec); + } + + @Override + protected void onLayout(boolean changed, int l, int t, int r, int b) { + Rect p = mPaddings; + int offsetX = p.left; + int width = (r - l) - p.left - p.right; + int offsetY = p.top; + for (int i = 0, n = getComponentCount(); i < n; ++i) { + GLView view = getComponent(i); + view.measure(MeasureSpec.UNSPECIFIED, MeasureSpec.UNSPECIFIED); + int nextOffsetY = offsetY + view.getMeasuredHeight(); + view.layout(offsetX, offsetY, offsetX + width, nextOffsetY); + offsetY = nextOffsetY; + } + } + +} |