2014/10/16 上午 08:19:06

android Programming Glossary: measurespec.exactly

Fill remaining space with fixed aspect ratio surfaceview

http://stackoverflow.com/questions/10510371/fill-remaining-space-with-fixed-aspect-ratio-surfaceview

width is locked to what you specified in the first pass MeasureSpec.EXACTLY . This makes it impossible to generate a view of a certain ratio..

onMeasure custom view explanation

http://stackoverflow.com/questions/12266899/onmeasure-custom-view-explanation

int width int height Measure Width if widthMode MeasureSpec.EXACTLY Must be this size width widthSize else if widthMode MeasureSpec.AT_MOST.. you want width desiredWidth Measure Height if heightMode MeasureSpec.EXACTLY Must be this size height heightSize else if heightMode MeasureSpec.AT_MOST..

measuring a view before rendering it

http://stackoverflow.com/questions/2827079/measuring-a-view-before-rendering-it

widthMeasureSpec MeasureSpec.makeMeasureSpec some width MeasureSpec.EXACTLY int heightMeasureSpec MeasureSpec.makeMeasureSpec some height.. heightMeasureSpec MeasureSpec.makeMeasureSpec some height MeasureSpec.EXACTLY Important point . The width passed in above can either be explicit..

Android layout with sqare buttons

http://stackoverflow.com/questions/2948212/android-layout-with-sqare-buttons

0.5 super.onMeasure MeasureSpec.makeMeasureSpec width MeasureSpec.EXACTLY MeasureSpec.makeMeasureSpec height MeasureSpec.EXACTLY share..

Developing an Android Homescreen

http://stackoverflow.com/questions/3467461/developing-an-android-homescreen

MeasureSpec.getMode widthMeasureSpec if widthMode MeasureSpec.EXACTLY throw new IllegalStateException error mode. final int heightMode.. MeasureSpec.getMode heightMeasureSpec if heightMode MeasureSpec.EXACTLY throw new IllegalStateException error mode. The children are..

Android: Moving background image while navigating through Views

http://stackoverflow.com/questions/4775650/android-moving-background-image-while-navigating-through-views

Android Homescreen

http://stackoverflow.com/questions/4969226/android-homescreen

Authorative way to override onMeasure()?

http://stackoverflow.com/questions/7423082/authorative-way-to-override-onmeasure

up to the spec size This is parentWidth in your example. MeasureSpec.EXACTLY No choice. Parent has chosen. This is done so that Android can.. heightMeasureSpec boolean resizeWidth widthSpecMode MeasureSpec.EXACTLY boolean resizeHeight heightSpecMode MeasureSpec.EXACTLY Using.. MeasureSpec.EXACTLY boolean resizeHeight heightSpecMode MeasureSpec.EXACTLY Using this information you will know whether you can modify..

GridView rows overlapping: how to make row height fit the tallest item?

http://stackoverflow.com/questions/7545915/gridview-rows-overlapping-how-to-make-row-height-fit-the-tallest-item

widthMeasureSpec MeasureSpec.makeMeasureSpec columnWidth MeasureSpec.EXACTLY int heightMeasureSpec MeasureSpec.makeMeasureSpec 0 MeasureSpec.UNSPECIFIED..

Slide down effect on ExpandableListView

http://stackoverflow.com/questions/8780292/slide-down-effect-on-expandablelistview

widthMeasureSpec MeasureSpec.makeMeasureSpec screenWidth MeasureSpec.EXACTLY view.measure widthMeasureSpec heightMeasureSpec int height view.getMeasuredHeight..

Android animate drop down/up view proper

http://stackoverflow.com/questions/9248930/android-animate-drop-down-up-view-proper

widthMeasureSpec MeasureSpec.makeMeasureSpec screenWidth MeasureSpec.EXACTLY view.measure widthMeasureSpec heightMeasureSpec int height view.getMeasuredHeight..

Custom Spinners/drop down menu

http://stackoverflow.com/questions/9833621/custom-spinners-drop-down-menu

MeasureSpec.makeMeasureSpec getScreenWidth MeasureSpec.EXACTLY ViewGroup.LayoutParams.WRAP_CONTENT int rootHeight contentView.getMeasuredHeight..

Fill remaining space with fixed aspect ratio surfaceview

http://stackoverflow.com/questions/10510371/fill-remaining-space-with-fixed-aspect-ratio-surfaceview

and then later comes back and asks for the height while the width is locked to what you specified in the first pass MeasureSpec.EXACTLY . This makes it impossible to generate a view of a certain ratio as you must confirm the width before knowing the available..

onMeasure custom view explanation

http://stackoverflow.com/questions/12266899/onmeasure-custom-view-explanation

heightMeasureSpec int heightSize MeasureSpec.getSize heightMeasureSpec int width int height Measure Width if widthMode MeasureSpec.EXACTLY Must be this size width widthSize else if widthMode MeasureSpec.AT_MOST Can't be bigger than... width Math.min desiredWidth.. width Math.min desiredWidth widthSize else Be whatever you want width desiredWidth Measure Height if heightMode MeasureSpec.EXACTLY Must be this size height heightSize else if heightMode MeasureSpec.AT_MOST Can't be bigger than... height Math.min desiredHeight..

measuring a view before rendering it

http://stackoverflow.com/questions/2827079/measuring-a-view-before-rendering-it

children to impose any constraints themselves look like int widthMeasureSpec MeasureSpec.makeMeasureSpec some width MeasureSpec.EXACTLY int heightMeasureSpec MeasureSpec.makeMeasureSpec some height MeasureSpec.EXACTLY Important point . The width passed in.. some width MeasureSpec.EXACTLY int heightMeasureSpec MeasureSpec.makeMeasureSpec some height MeasureSpec.EXACTLY Important point . The width passed in above can either be explicit px or ViewGroup.LayoutParams.WRAP_CONTENT or ViewGroup.LayoutParams.FILL_PARENT...

Android layout with sqare buttons

http://stackoverflow.com/questions/2948212/android-layout-with-sqare-buttons

Developing an Android Homescreen

http://stackoverflow.com/questions/3467461/developing-an-android-homescreen

int width MeasureSpec.getSize widthMeasureSpec final int widthMode MeasureSpec.getMode widthMeasureSpec if widthMode MeasureSpec.EXACTLY throw new IllegalStateException error mode. final int heightMode MeasureSpec.getMode heightMeasureSpec if heightMode MeasureSpec.EXACTLY.. throw new IllegalStateException error mode. final int heightMode MeasureSpec.getMode heightMeasureSpec if heightMode MeasureSpec.EXACTLY throw new IllegalStateException error mode. The children are given the same width and height as the workspace final int..

Android: Moving background image while navigating through Views

http://stackoverflow.com/questions/4775650/android-moving-background-image-while-navigating-through-views

Android Homescreen

http://stackoverflow.com/questions/4969226/android-homescreen

Authorative way to override onMeasure()?

http://stackoverflow.com/questions/7423082/authorative-way-to-override-onmeasure

as big as you'd like MeasureSpec.AT_MOST As big as you want up to the spec size This is parentWidth in your example. MeasureSpec.EXACTLY No choice. Parent has chosen. This is done so that Android can make multiple passes to find the right size for each item.. widthMeasureSpec final int heightSpecMode MeasureSpec.getMode heightMeasureSpec boolean resizeWidth widthSpecMode MeasureSpec.EXACTLY boolean resizeHeight heightSpecMode MeasureSpec.EXACTLY Using this information you will know whether you can modify the.. heightMeasureSpec boolean resizeWidth widthSpecMode MeasureSpec.EXACTLY boolean resizeHeight heightSpecMode MeasureSpec.EXACTLY Using this information you will know whether you can modify the values as in your code. Or if you are required to do something..

GridView rows overlapping: how to make row height fit the tallest item?

http://stackoverflow.com/questions/7545915/gridview-rows-overlapping-how-to-make-row-height-fit-the-tallest-item

R.layout.list_confirm_item null Create measuring specs int widthMeasureSpec MeasureSpec.makeMeasureSpec columnWidth MeasureSpec.EXACTLY int heightMeasureSpec MeasureSpec.makeMeasureSpec 0 MeasureSpec.UNSPECIFIED Loop through each data object for int index..

Slide down effect on ExpandableListView

http://stackoverflow.com/questions/8780292/slide-down-effect-on-expandablelistview

MeasureSpec.makeMeasureSpec 0 MeasureSpec.UNSPECIFIED int widthMeasureSpec MeasureSpec.makeMeasureSpec screenWidth MeasureSpec.EXACTLY view.measure widthMeasureSpec heightMeasureSpec int height view.getMeasuredHeight view.getLayoutParams .height height Then..

Android animate drop down/up view proper

http://stackoverflow.com/questions/9248930/android-animate-drop-down-up-view-proper

Custom Spinners/drop down menu

http://stackoverflow.com/questions/9833621/custom-spinners-drop-down-menu

ViewGroup.LayoutParams.WRAP_CONTENT contentView.measure MeasureSpec.makeMeasureSpec getScreenWidth MeasureSpec.EXACTLY ViewGroup.LayoutParams.WRAP_CONTENT int rootHeight contentView.getMeasuredHeight int offsetY getArrowOffsetY int dyTop..