2014/10/16 上午 08:15:19
android Programming Glossary: imageviewsHow do you create a transparent demo screen for an Android app? http://stackoverflow.com/questions/12013334/how-do-you-create-a-transparent-demo-screen-for-an-android-app library. I used semi transparent PNGs in ImageViews inside each of the view pager's fragments. I then launched this..
How to maintain multi layers of ImageViews and keep their aspect ratio based on the largest one? http://stackoverflow.com/questions/16729169/how-to-maintain-multi-layers-of-imageviews-and-keep-their-aspect-ratio-based-on to maintain multi layers of ImageViews and keep their aspect ratio based on the largest one Suppose..
java.lang.OutOfMemoryError: bitmap size exceeds VM budget - Android http://stackoverflow.com/questions/1949066/java-lang-outofmemoryerror-bitmap-size-exceeds-vm-budget-android the information on the screen Layouts Listviews Textviews ImageViews etc and user reads the information. There is no animation no..
How to get the absolute coordinates of a view http://stackoverflow.com/questions/2224844/how-to-get-the-absolute-coordinates-of-a-view is done. The image has been divided up into a array of ImageViews the cells array contained within a TableLayout. Cells 0 is the.. same result. I don't know if this is significant but the ImageViews are originally not given a size. The size of the ImageViews.. are originally not given a size. The size of the ImageViews is determined during the initilisation automatically by the..
set the absolute position of a view in Android http://stackoverflow.com/questions/3294590/set-the-absolute-position-of-a-view-in-android 60 rl.addView iv params More examples Places two 30x40 ImageViews one yellow one red at 50 60 and 80 90 respectively RelativeLayout..
Android: how to make a clickable map image with each country producing a different action? http://stackoverflow.com/questions/3961071/android-how-to-make-a-clickable-map-image-with-each-country-producing-a-differe say a different colour for each section D. Then create two ImageViews in your layout. Set the background of the first one as the image..
Why are there extra pixels around my Android GridView? http://stackoverflow.com/questions/4036990/why-are-there-extra-pixels-around-my-android-gridview a GridView in my Android application that has a number of ImageViews in it. The space on my screen is limited and I want the images.. of empty screen space around the outside edge of the ImageViews the space between ImageViews is set with horizontal vertical.. the outside edge of the ImageViews the space between ImageViews is set with horizontal vertical spacing and behaves correctly..
Grid of images inside ScrollView http://stackoverflow.com/questions/4523609/grid-of-images-inside-scrollview recycling that makes GridView so efficient and all those ImageViews will be in memory even if they're not visible. Same goes with..
How to layout a 'grid' of images in the center of the screen http://stackoverflow.com/questions/4592065/how-to-layout-a-grid-of-images-in-the-center-of-the-screen the 𦨴hrinkcolumns 吲� attribute. How can we get the three ImageViews to be aligned in the center of the TableRow and not spread evenly..
Populating a ListView using ArrayList? http://stackoverflow.com/questions/5070830/populating-a-listview-using-arraylist other than TextViews for the array display for instance ImageViews or to have some of data besides toString results fill the views..
display huge Images in Android http://stackoverflow.com/questions/6518215/display-huge-images-in-android large for VM's memory . I played a little bit around set ImageViews size to 3998 2827px put the Image to sdCard and read it manually.. I cut it up into four parts and displayed them with four ImageViews. I tried to load the full picture and cut it into four using..
What is android:weightSum in android, and how does it work? http://stackoverflow.com/questions/7452741/what-is-androidweightsum-in-android-and-how-does-it-work with horizontal orientation and you have three ImageViews inside it and you want these ImageViews always to take equal.. and you have three ImageViews inside it and you want these ImageViews always to take equal space. You can set the layout_weight of..
How to set dymanic images to ViewFlipper in android? http://stackoverflow.com/questions/8908862/how-to-set-dymanic-images-to-viewflipper-in-android wrap_content ViewFlipper need not enclose with any ImageViews. Now do this in your coding. Considering that you have stored..
Android - basic gesture detection http://stackoverflow.com/questions/937313/android-basic-gesture-detection pointers. What I have is a 'GridLayout' that contains 9 ImageViews. The source can be found here Romain Guys's Grid Layout . That..
Custom ListView adapter, strange ImageView behavior http://stackoverflow.com/questions/9754057/custom-listview-adapter-strange-imageview-behavior s from each other. It seems to be randomly picking ImageViews to chuck into place as I scroll up and down. The text information..
Out of memory cache error when accessing inside the app http://stackoverflow.com/questions/13606045/out-of-memory-cache-error-when-accessing-inside-the-app ClassFileCache fileCache private Map ImageView String imageViews Collections.synchronizedMap new WeakHashMap ImageView String.. public void DisplayImage String url ImageView imageView imageViews.put imageView url Bitmap bitmap memoryCache.get url if bitmap.. boolean imageViewReused PhotoToLoad photoToLoad String tag imageViews.get photoToLoad.imageView if tag null tag.equals photoToLoad.url..
How to parser json for image url [duplicate] http://stackoverflow.com/questions/17785437/how-to-parser-json-for-image-url FileCache fileCache private Map ImageView String imageViews Collections.synchronizedMap new WeakHashMap ImageView String.. String profilePic Activity activity ImageView imageView imageViews.put imageView url Bitmap bitmap memoryCache.get url if bitmap.. boolean imageViewReused PhotoToLoad photoToLoad String tag imageViews.get photoToLoad.imageView if tag null tag.equals photoToLoad.url..
How to cache bitmaps into native memory http://stackoverflow.com/questions/17900732/how-to-cache-bitmaps-into-native-memory and use them. as you might guess the layout has 2 imageViews. i didn't include it in the code since it's quite obvious. do..
gridView with different cells sizes, pinterest style http://stackoverflow.com/questions/18557720/gridview-with-different-cells-sizes-pinterest-style not sure if it supports having customized cells instead of imageViews alone . other solutions as mentions here . The question Does..
Android : Loading an image from the Web with Asynctask http://stackoverflow.com/questions/3090650/android-loading-an-image-from-the-web-with-asynctask @Override protected Bitmap doInBackground ImageView... imageViews this.imageView imageViews 0 return download_Image String imageView.getTag.. doInBackground ImageView... imageViews this.imageView imageViews 0 return download_Image String imageView.getTag @Override protected..
How to make glow effect around a bitmap? http://stackoverflow.com/questions/4334341/how-to-make-glow-effect-around-a-bitmap images. basically you define a relative layout and put 2 imageViews one on top of another. just create the photoshop effect in its..
How do you create a transparent demo screen for an Android app? http://stackoverflow.com/questions/12013334/how-do-you-create-a-transparent-demo-screen-for-an-android-app pages. For my first attempt I modified a sample from the ViewPagerIndicator library. I used semi transparent PNGs in ImageViews inside each of the view pager's fragments. I then launched this as a 'demo activity' in the onCreate method of my 'main..
How to maintain multi layers of ImageViews and keep their aspect ratio based on the largest one? http://stackoverflow.com/questions/16729169/how-to-maintain-multi-layers-of-imageviews-and-keep-their-aspect-ratio-based-on to maintain multi layers of ImageViews and keep their aspect ratio based on the largest one Suppose I have multiple Images that I need to put one on top of the..
java.lang.OutOfMemoryError: bitmap size exceeds VM budget - Android http://stackoverflow.com/questions/1949066/java-lang-outofmemoryerror-bitmap-size-exceeds-vm-budget-android that uses lots of images on Android. The app runs once fills the information on the screen Layouts Listviews Textviews ImageViews etc and user reads the information. There is no animation no special effects or anything that can fill the memory. Sometimes..
How to get the absolute coordinates of a view http://stackoverflow.com/questions/2224844/how-to-get-the-absolute-coordinates-of-a-view 1 This code was added after all the initialisation is done. The image has been divided up into a array of ImageViews the cells array contained within a TableLayout. Cells 0 is the top left ImageView and I picked cells 4 as it's somewhere.. for tableLayoutCorners and default visibility both giving the same result. I don't know if this is significant but the ImageViews are originally not given a size. The size of the ImageViews is determined during the initilisation automatically by the.. same result. I don't know if this is significant but the ImageViews are originally not given a size. The size of the ImageViews is determined during the initilisation automatically by the View when I give it an image to display. Could this contribute..
set the absolute position of a view in Android http://stackoverflow.com/questions/3294590/set-the-absolute-position-of-a-view-in-android 30 40 params.leftMargin 50 params.topMargin 60 rl.addView iv params More examples Places two 30x40 ImageViews one yellow one red at 50 60 and 80 90 respectively RelativeLayout rl RelativeLayout findViewById R.id.my_relative_layout..
Android: how to make a clickable map image with each country producing a different action? http://stackoverflow.com/questions/3961071/android-how-to-make-a-clickable-map-image-with-each-country-producing-a-differe to use as an image map and colour each section. Needless to say a different colour for each section D. Then create two ImageViews in your layout. Set the background of the first one as the image that you want displayed to screen and the background of..
Why are there extra pixels around my Android GridView? http://stackoverflow.com/questions/4036990/why-are-there-extra-pixels-around-my-android-gridview are there extra pixels around my Android GridView I have a GridView in my Android application that has a number of ImageViews in it. The space on my screen is limited and I want the images to take up as much of the available space as they can. Unfortunately.. as they can. Unfortunately the GridView always leaves 5 pixels of empty screen space around the outside edge of the ImageViews the space between ImageViews is set with horizontal vertical spacing and behaves correctly . The empty space acts kind of.. the GridView always leaves 5 pixels of empty screen space around the outside edge of the ImageViews the space between ImageViews is set with horizontal vertical spacing and behaves correctly . The empty space acts kind of like a margin around the ImageViews..
Grid of images inside ScrollView http://stackoverflow.com/questions/4523609/grid-of-images-inside-scrollview in mind that this solution would completely disable the view recycling that makes GridView so efficient and all those ImageViews will be in memory even if they're not visible. Same goes with my next solution. The other possibility is to ditch the GridView..
How to layout a 'grid' of images in the center of the screen http://stackoverflow.com/questions/4592065/how-to-layout-a-grid-of-images-in-the-center-of-the-screen TableLayout To 泟cale the too large images the TableLayout has the 𦨴hrinkcolumns 吲� attribute. How can we get the three ImageViews to be aligned in the center of the TableRow and not spread evenly in the width And the same goes for the vertical columns..
Populating a ListView using ArrayList? http://stackoverflow.com/questions/5070830/populating-a-listview-using-arraylist will be displayed for the item in the list. To use something other than TextViews for the array display for instance ImageViews or to have some of data besides toString results fill the views override getView int View ViewGroup to return the type of..
display huge Images in Android http://stackoverflow.com/questions/6518215/display-huge-images-in-android VM budget I didn't expect that ONE single Image can be too large for VM's memory . I played a little bit around set ImageViews size to 3998 2827px put the Image to sdCard and read it manually with a fileInputStream . To my big surprise it now shows.. BitmapFactory.decodeStream new FileInputStream f null o Then I cut it up into four parts and displayed them with four ImageViews. I tried to load the full picture and cut it into four using BitmapFactory.create bitmap int int int int but got out of..
What is android:weightSum in android, and how does it work? http://stackoverflow.com/questions/7452741/what-is-androidweightsum-in-android-and-how-does-it-work It is better to explain with an example. You have a LinearLayout with horizontal orientation and you have three ImageViews inside it and you want these ImageViews always to take equal space. You can set the layout_weight of each ImageView to 1.. You have a LinearLayout with horizontal orientation and you have three ImageViews inside it and you want these ImageViews always to take equal space. You can set the layout_weight of each ImageView to 1 and the weightSum in LinearLayout to 3..
How to set dymanic images to ViewFlipper in android? http://stackoverflow.com/questions/8908862/how-to-set-dymanic-images-to-viewflipper-in-android @ id flipper android layout_width fill_parent android layout_height wrap_content ViewFlipper need not enclose with any ImageViews. Now do this in your coding. Considering that you have stored your Images in a array like this int gallery_grid_Images R.drawable.gallery_image_1..
Android - basic gesture detection http://stackoverflow.com/questions/937313/android-basic-gesture-detection Nothing has worked for me so far and I was hoping for some pointers. What I have is a 'GridLayout' that contains 9 ImageViews. The source can be found here Romain Guys's Grid Layout . That file is take from Romain Guy's Photostream application and..
Custom ListView adapter, strange ImageView behavior http://stackoverflow.com/questions/9754057/custom-listview-adapter-strange-imageview-behavior is though that it doesn't seem to be distinguishing the ImageView s from each other. It seems to be randomly picking ImageViews to chuck into place as I scroll up and down. The text information omitted from this snippet does not break. It works as..
Out of memory cache error when accessing inside the app http://stackoverflow.com/questions/13606045/out-of-memory-cache-error-when-accessing-inside-the-app ClassMemoryCache memoryCache new ClassMemoryCache ClassFileCache fileCache private Map ImageView String imageViews Collections.synchronizedMap new WeakHashMap ImageView String ExecutorService executorService public ClassImageLoader Context.. 5 final int stub_id R.drawable.restlogobutton public void DisplayImage String url ImageView imageView imageViews.put imageView url Bitmap bitmap memoryCache.get url if bitmap null imageView.setImageBitmap bitmap else queuePhoto url.. photoToLoad.imageView.getContext a.runOnUiThread bd boolean imageViewReused PhotoToLoad photoToLoad String tag imageViews.get photoToLoad.imageView if tag null tag.equals photoToLoad.url return true return false Used to display bitmap in the..
How to parser json for image url [duplicate] http://stackoverflow.com/questions/17785437/how-to-parser-json-for-image-url public class ImageLoader MemoryCache memoryCache new MemoryCache FileCache fileCache private Map ImageView String imageViews Collections.synchronizedMap new WeakHashMap ImageView String ExecutorService executorService Handler handler new Handler.. public void DisplayImage String url String profilePic Activity activity ImageView imageView imageViews.put imageView url Bitmap bitmap memoryCache.get url if bitmap null imageView.setImageBitmap bitmap else queuePhoto url.. handler.post bd catch Throwable th th.printStackTrace boolean imageViewReused PhotoToLoad photoToLoad String tag imageViews.get photoToLoad.imageView if tag null tag.equals photoToLoad.url return true return false Used to display bitmap in the..
How to cache bitmaps into native memory http://stackoverflow.com/questions/17900732/how-to-cache-bitmaps-into-native-memory the original java ones and later restore them to java instances and use them. as you might guess the layout has 2 imageViews. i didn't include it in the code since it's quite obvious. do remember to change the code to your own package if you need..
gridView with different cells sizes, pinterest style http://stackoverflow.com/questions/18557720/gridview-with-different-cells-sizes-pinterest-style bad scrolling and NPEs rare but still happens . I'm also not sure if it supports having customized cells instead of imageViews alone . other solutions as mentions here . The question Does anyone know of another alternative to this problem Maybe some..
Android : Loading an image from the Web with Asynctask http://stackoverflow.com/questions/3090650/android-loading-an-image-from-the-web-with-asynctask AsyncTask ImageView Void Bitmap ImageView imageView null @Override protected Bitmap doInBackground ImageView... imageViews this.imageView imageViews 0 return download_Image String imageView.getTag @Override protected void onPostExecute Bitmap.. Void Bitmap ImageView imageView null @Override protected Bitmap doInBackground ImageView... imageViews this.imageView imageViews 0 return download_Image String imageView.getTag @Override protected void onPostExecute Bitmap result imageView.setImageBitmap..
How to make glow effect around a bitmap? http://stackoverflow.com/questions/4334341/how-to-make-glow-effect-around-a-bitmap the simplest thing that i prefer to use is making layers of images. basically you define a relative layout and put 2 imageViews one on top of another. just create the photoshop effect in its own layer and rasterize that layer save it to png place it..
|