From 93541d81317868caa5fbd09a23b46c2d86301d6a Mon Sep 17 00:00:00 2001 From: kunfei Date: Mon, 20 Apr 2020 21:22:05 +0800 Subject: [PATCH] feat: constraintUtil --- .../io/legado/app/utils/ConstraintUtil.kt | 266 ++++++++++++++++++ 1 file changed, 266 insertions(+) create mode 100644 app/src/main/java/io/legado/app/utils/ConstraintUtil.kt diff --git a/app/src/main/java/io/legado/app/utils/ConstraintUtil.kt b/app/src/main/java/io/legado/app/utils/ConstraintUtil.kt new file mode 100644 index 000000000..154cce984 --- /dev/null +++ b/app/src/main/java/io/legado/app/utils/ConstraintUtil.kt @@ -0,0 +1,266 @@ +package io.legado.app.utils + +import androidx.annotation.IdRes +import androidx.constraintlayout.widget.ConstraintLayout +import androidx.constraintlayout.widget.ConstraintSet +import androidx.transition.TransitionManager + + +class ConstraintUtil(val constraintLayout: ConstraintLayout) { + + private var begin: ConstraintBegin? = null + private val applyConstraintSet = ConstraintSet() + private val resetConstraintSet = ConstraintSet() + + init { + resetConstraintSet.clone(constraintLayout) + } + + /** + * 开始修改 + */ + fun begin(): ConstraintBegin? { + synchronized(ConstraintBegin::class.java) { + if (begin == null) { + begin = ConstraintBegin() + } + } + applyConstraintSet.clone(constraintLayout) + return begin + } + + /** + * 带动画的修改 + * @return + */ + fun beginWithAnim(): ConstraintBegin? { + TransitionManager.beginDelayedTransition(constraintLayout) + return begin() + } + + /** + * 重置 + */ + fun reSet() { + resetConstraintSet.applyTo(constraintLayout) + } + + /** + * 带动画的重置 + */ + fun reSetWidthAnim() { + TransitionManager.beginDelayedTransition(constraintLayout) + resetConstraintSet.applyTo(constraintLayout) + } + + inner class ConstraintBegin { + /** + * 清除关系

+ * 注意：这里不仅仅会清除关系，还会清除对应控件的宽高为 w:0,h:0 + * @param viewIds + * @return + */ + fun clear(@IdRes vararg viewIds: Int): ConstraintBegin { + for (viewId in viewIds) { + applyConstraintSet.clear(viewId) + } + return this + } + + /** + * 清除某个控件的，某个关系 + * @param viewId + * @param anchor + * @return + */ + fun clear(viewId: Int, anchor: Int): ConstraintBegin { + applyConstraintSet.clear(viewId, anchor) + return this + } + + /** + * 为某个控件设置 margin + * @param viewId 某个控件ID + * @param left marginLeft + * @param top marginTop + * @param right marginRight + * @param bottom marginBottom + * @return + */ + fun setMargin( + @IdRes viewId: Int, + left: Int, + top: Int, + right: Int, + bottom: Int + ): ConstraintBegin { + setMarginLeft(viewId, left) + setMarginTop(viewId, top) + setMarginRight(viewId, right) + setMarginBottom(viewId, bottom) + return this + } + + /** + * 为某个控件设置 marginLeft + * @param viewId 某个控件ID + * @param left marginLeft + * @return + */ + fun setMarginLeft(@IdRes viewId: Int, left: Int): ConstraintBegin { + applyConstraintSet.setMargin(viewId, ConstraintSet.LEFT, left) + return this + } + + /** + * 为某个控件设置 marginRight + * @param viewId 某个控件ID + * @param right marginRight + * @return + */ + fun setMarginRight(@IdRes viewId: Int, right: Int): ConstraintBegin { + applyConstraintSet.setMargin(viewId, ConstraintSet.RIGHT, right) + return this + } + + /** + * 为某个控件设置 marginTop + * @param viewId 某个控件ID + * @param top marginTop + * @return + */ + fun setMarginTop(@IdRes viewId: Int, top: Int): ConstraintBegin { + applyConstraintSet.setMargin(viewId, ConstraintSet.TOP, top) + return this + } + + /** + * 为某个控件设置marginBottom + * @param viewId 某个控件ID + * @param bottom marginBottom + * @return + */ + fun setMarginBottom(@IdRes viewId: Int, bottom: Int): ConstraintBegin { + applyConstraintSet.setMargin(viewId, ConstraintSet.BOTTOM, bottom) + return this + } + + /** + * 为某个控件设置关联关系 left_to_left_of + * @param startId + * @param endId + * @return + */ + fun Left_toLeftOf(@IdRes startId: Int, @IdRes endId: Int): ConstraintBegin { + applyConstraintSet.connect(startId, ConstraintSet.LEFT, endId, ConstraintSet.LEFT) + return this + } + + /** + * 为某个控件设置关联关系 left_to_right_of + * @param startId + * @param endId + * @return + */ + fun Left_toRightOf(@IdRes startId: Int, @IdRes endId: Int): ConstraintBegin { + applyConstraintSet.connect(startId, ConstraintSet.LEFT, endId, ConstraintSet.RIGHT) + return this + } + + /** + * 为某个控件设置关联关系 top_to_top_of + * @param startId + * @param endId + * @return + */ + fun Top_toTopOf(@IdRes startId: Int, @IdRes endId: Int): ConstraintBegin { + applyConstraintSet.connect(startId, ConstraintSet.TOP, endId, ConstraintSet.TOP) + return this + } + + /** + * 为某个控件设置关联关系 top_to_bottom_of + * @param startId + * @param endId + * @return + */ + fun Top_toBottomOf(@IdRes startId: Int, @IdRes endId: Int): ConstraintBegin { + applyConstraintSet.connect(startId, ConstraintSet.TOP, endId, ConstraintSet.BOTTOM) + return this + } + + /** + * 为某个控件设置关联关系 right_to_left_of + * @param startId + * @param endId + * @return + */ + fun Right_toLeftOf(@IdRes startId: Int, @IdRes endId: Int): ConstraintBegin { + applyConstraintSet.connect(startId, ConstraintSet.RIGHT, endId, ConstraintSet.LEFT) + return this + } + + /** + * 为某个控件设置关联关系 right_to_right_of + * @param startId + * @param endId + * @return + */ + fun Right_toRightOf(@IdRes startId: Int, @IdRes endId: Int): ConstraintBegin { + applyConstraintSet.connect(startId, ConstraintSet.RIGHT, endId, ConstraintSet.RIGHT) + return this + } + + /** + * 为某个控件设置关联关系 bottom_to_bottom_of + * @param startId + * @param endId + * @return + */ + fun Bottom_toBottomOf(@IdRes startId: Int, @IdRes endId: Int): ConstraintBegin { + applyConstraintSet.connect(startId, ConstraintSet.BOTTOM, endId, ConstraintSet.BOTTOM) + return this + } + + /** + * 为某个控件设置关联关系 bottom_to_top_of + * @param startId + * @param endId + * @return + */ + fun Bottom_toTopOf(@IdRes startId: Int, @IdRes endId: Int): ConstraintBegin { + applyConstraintSet.connect(startId, ConstraintSet.BOTTOM, endId, ConstraintSet.TOP) + return this + } + + /** + * 为某个控件设置宽度 + * @param viewId + * @param width + * @return + */ + fun setWidth(@IdRes viewId: Int, width: Int): ConstraintBegin { + applyConstraintSet.constrainWidth(viewId, width) + return this + } + + /** + * 某个控件设置高度 + * @param viewId + * @param height + * @return + */ + fun setHeight(@IdRes viewId: Int, height: Int): ConstraintBegin { + applyConstraintSet.constrainHeight(viewId, height) + return this + } + + /** + * 提交应用生效 + */ + fun commit() { + applyConstraintSet.applyTo(constraintLayout) + } + } + +} \ No newline at end of file