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2014/10/16 ¤W¤È 08:23:00
android Programming Glossary: rollJelly Bean DatePickerDialog — is there a way to cancel? http://stackoverflow.com/questions/11444238/jelly-bean-datepickerdialog-is-there-a-way-to-cancel a null listener to be stored as the listener and then roll your own set of buttons below is the original code from #1 updated..
Google maps api v2 custom infowindow like in original android google maps http://stackoverflow.com/questions/14123243/google-maps-api-v2-custom-infowindow-like-in-original-android-google-maps a solution of this problem myself with no luck so I had to roll my own which I would like to share here with you. Please excuse.. this would probably kill performance when moving and scrolling map around. But there should be some way how to achieve this..
Android: custom separator (or even item) in ListView depening on content of item http://stackoverflow.com/questions/1606320/android-custom-separator-or-even-item-in-listview-depening-on-content-of-item worth of content. Or you can peek at all of these and roll their behaviors into your existing Adapter class. The trick..
Android Compass that can Compensate for Tilt and Pitch http://stackoverflow.com/questions/16317599/android-compass-that-can-compensate-for-tilt-and-pitch jump around when the phone is moved through any other axis roll or pitch . Can anyone please help before I have to abandon my..
How to change android indeterminate ProgressBar color? http://stackoverflow.com/questions/2638161/how-to-change-android-indeterminate-progressbar-color If you're looking for a specific color you'll have to roll your own drawables by following the instructions provided by..
How can I make a horizontal ListView in Android? [duplicate] http://stackoverflow.com/questions/3877040/how-can-i-make-a-horizontal-listview-in-android extensible starting point. I'll be damned if I'm going to roll my own ListView when all I want is to take the thing and turn.. I could do what I want with a LinearLayout inside a ScrollView but I need the child views to come from a ListAdapter and.. copy all their source code but refrain from calling scrollIntoSlots . But I'm sure that if I do that I'll run into some..
Different values between sensors TYPE_ACCELEROMETER/TYPE_MAGNETIC_FIELD and TYPE_ORIENTATION http://stackoverflow.com/questions/4174389/different-values-between-sensors-type-accelerometer-type-magnetic-field-and-type are 2 ways to get the 3 rotation values azimuth pitch roll . One is registering a listener of a type TYPE_ORIENTATION... as the documentation says azimuth 0 359 pitch 180 180 roll 90 90 The other one the most precise and complex to understand.. 0 is 0 but 180 180 lying with the screen downwards is 0. roll 180 180 . I should get the same values but with decimals right..
Upgraded to SDK 2.3 - now no emulators have connectivity http://stackoverflow.com/questions/4376553/upgraded-to-sdk-2-3-now-no-emulators-have-connectivity report link text UPDATE 9th December 1325 GMT I managed to roll back to SDK 2.1 and found an old ADT plugin 0.9.9 . I've got..
hiding strings in Obfuscated code http://stackoverflow.com/questions/4427238/hiding-strings-in-obfuscated-code android.html . This may be more secure than something you roll your self but is subject to very similar limitations to what..
Is there a view for inputing integers in Android? http://stackoverflow.com/questions/523510/is-there-a-view-for-inputing-integers-in-android be broken if you use reflection. It would be safest to roll your own from the source. The original source for this informaiton..
Strange behavior with android orientation sensor http://stackoverflow.com/questions/5577334/strange-behavior-with-android-orientation-sensor instance if I make the device 'stand up' the value of the 'roll' just becomes crazy. Also I'm experiencing the phenomenon similar.. this question This is a common problem with yaw pitch and roll. You cannot get rid of it as long as you are using yaw pitch.. get rid of it as long as you are using yaw pitch and roll Euler angles . This video explains why see at 38 25. I use rotation..
Store orientation to an array - and compare http://stackoverflow.com/questions/6368618/store-orientation-to-an-array-and-compare able to replicate the same movement. I extract the pitch roll and yaw using self.motionManager startDeviceMotionUpdatesToQueue.. error CMAttitude attitude motion.attitude NSLog @ pitch f roll f yaw f attitude.pitch attitude.roll attitude.yaw I'm thinking.. NSLog @ pitch f roll f yaw f attitude.pitch attitude.roll attitude.yaw I'm thinking that I could store these values into..
Where to stop/destroy threads in Android Service class? http://stackoverflow.com/questions/680180/where-to-stop-destroy-threads-in-android-service-class any synchronization. It looks like you don't have to roll your own synchronization you can use a BlockingQueue . 3 You..
Android TYPE_LINEAR_ACCELERATION sensor - what does it show? http://stackoverflow.com/questions/7858759/android-type-linear-acceleration-sensor-what-does-it-show is deprecated. It returns the orientation as yaw pitch roll in degres. It's not very well defined and can only be relied.. defined and can only be relied upon when the device has no roll . This sensor uses a combination of the accelerometer and the..
Android - How to filter specific apps for ACTION_SEND intent http://stackoverflow.com/questions/9730243/android-how-to-filter-specific-apps-for-action-send-intent by android for this action. What you need to do instead is roll out your own. You will need to query the PackageManager on which..
Android getOrientation() method returns bad results http://stackoverflow.com/questions/10192057/android-getorientation-method-returns-bad-results Pitch String.valueOf mAngle1_pitch mTextView_roll.setText Roll String.valueOf mAngle2_roll mTextView_filtered_azimuth.setText.. mAngle1_filtered_pitch mTextView_filtered_roll.setText Roll String.valueOf mAngle2_filtered_roll File 2 Compass3DView.java..
Draw text in OpenGL ES (Android) http://stackoverflow.com/questions/1339136/draw-text-in-opengl-es-android is by far the simplest and fastest but the least flexible. Roll your own text rendering code based on a sprite. Probably second..
Gyroscope Issues with Device Orientation http://stackoverflow.com/questions/14310347/gyroscope-issues-with-device-orientation adiFrame Layout. private RelativeLayout layout Pitch and Roll TextViews. private TextView pitchAngleText private TextView..
How to open/display documents(.pdf, .doc) without external app? http://stackoverflow.com/questions/14578530/how-to-open-display-documents-pdf-doc-without-external-app scroll the document with the phones orientation Pitch and Roll . I create a button on the bottom of the screen and when i hold..
How to enable pinch zoom on a web view loading a url with pdf(Android)? http://stackoverflow.com/questions/16630382/how-to-enable-pinch-zoom-on-a-web-view-loading-a-url-with-pdfandroid difficult to interact with in Android. You could 1. Roll your own implementation of WebView that supports PDF I don't..
Getting DrawerLayout to Slide over the ActionBar http://stackoverflow.com/questions/16949512/getting-drawerlayout-to-slide-over-the-actionbar new UI standards Fork DrawerLayout and modify it to suit Roll your own navigation drawer from scratch I understand that I..
Android phone orientation overview including compass http://stackoverflow.com/questions/4819626/android-phone-orientation-overview-including-compass x axis is the phone leaning forward or back values 2 Roll rotation around y axis is the phone leaning over on its left..
Jelly Bean DatePickerDialog — is there a way to cancel? http://stackoverflow.com/questions/11444238/jelly-bean-datepickerdialog-is-there-a-way-to-cancel callBack ... rest of the constructor. So the trick is to provide a null listener to be stored as the listener and then roll your own set of buttons below is the original code from #1 updated DatePickerDialog picker new DatePickerDialog this null..
Google maps api v2 custom infowindow like in original android google maps http://stackoverflow.com/questions/14123243/google-maps-api-v2-custom-infowindow-like-in-original-android-google-maps api 2 share improve this question I was looking for a solution of this problem myself with no luck so I had to roll my own which I would like to share here with you. Please excuse my bad English It's a little crazy to answer another Czech..
Android: custom separator (or even item) in ListView depening on content of item http://stackoverflow.com/questions/1606320/android-custom-separator-or-even-item-in-listview-depening-on-content-of-item set of header TextView s and Adapter s containing each section's worth of content. Or you can peek at all of these and roll their behaviors into your existing Adapter class. The trick is to return your TextView headers at the right spot and properly..
Android Compass that can Compensate for Tilt and Pitch http://stackoverflow.com/questions/16317599/android-compass-that-can-compensate-for-tilt-and-pitch pointing say north then the compass will read north and not jump around when the phone is moved through any other axis roll or pitch . Can anyone please help before I have to abandon my project. Thanks Adam android android sensors share improve..
How to change android indeterminate ProgressBar color? http://stackoverflow.com/questions/2638161/how-to-change-android-indeterminate-progressbar-color
How can I make a horizontal ListView in Android? [duplicate] http://stackoverflow.com/questions/3877040/how-can-i-make-a-horizontal-listview-in-android things in Android the API doesn't even provide a reasonably extensible starting point. I'll be damned if I'm going to roll my own ListView when all I want is to take the thing and turn it on its side. rant Okay now that I'm done fuming let's talk.. need ListView 's listSelector but it's a nice to have. Mostly I could do what I want with a LinearLayout inside a ScrollView but I need the child views to come from a ListAdapter and I would really like to have a view recycler. And I really.. could use the Gallery if I override most of the 'onXyz' methods copy all their source code but refrain from calling scrollIntoSlots . But I'm sure that if I do that I'll run into some member field that's inaccessible or some other unforeseen consequence...
Different values between sensors TYPE_ACCELEROMETER/TYPE_MAGNETIC_FIELD and TYPE_ORIENTATION http://stackoverflow.com/questions/4174389/different-values-between-sensors-type-accelerometer-type-magnetic-field-and-type TYPE_MAGNETIC_FIELD and TYPE_ORIENTATION There are 2 ways to get the 3 rotation values azimuth pitch roll . One is registering a listener of a type TYPE_ORIENTATION. It's the easiest way and I get a correct range of values from.. way and I get a correct range of values from every rotation as the documentation says azimuth 0 359 pitch 180 180 roll 90 90 The other one the most precise and complex to understand the first time you see it. Android recommends it so I want.. 180 is S 0 i N 90 E and 90 W. pitch 90 90 . 90 is 90 90 is 90 0 is 0 but 180 180 lying with the screen downwards is 0. roll 180 180 . I should get the same values but with decimals right I have the following code aValues new float 3 mValues new..
Upgraded to SDK 2.3 - now no emulators have connectivity http://stackoverflow.com/questions/4376553/upgraded-to-sdk-2-3-now-no-emulators-have-connectivity the built in maps application both worked fine. Filed bug report link text UPDATE 9th December 1325 GMT I managed to roll back to SDK 2.1 and found an old ADT plugin 0.9.9 . I've got Eclipse 3.5 set up to use SDK 2.1 and Eclipse 3.6 to use SDK..
hiding strings in Obfuscated code http://stackoverflow.com/questions/4427238/hiding-strings-in-obfuscated-code
Is there a view for inputing integers in Android? http://stackoverflow.com/questions/523510/is-there-a-view-for-inputing-integers-in-android internal widget and not in the SDK future compatibility could be broken if you use reflection. It would be safest to roll your own from the source. The original source for this informaiton is here http groups.google.com group android developers..
Strange behavior with android orientation sensor http://stackoverflow.com/questions/5577334/strange-behavior-with-android-orientation-sensor when the android device is rotated above some bounds. For instance if I make the device 'stand up' the value of the 'roll' just becomes crazy. Also I'm experiencing the phenomenon similar to so called gimbal lock. The only difference is I'm experiencing.. rotation orientation accelerometer sensor share improve this question This is a common problem with yaw pitch and roll. You cannot get rid of it as long as you are using yaw pitch and roll Euler angles . This video explains why see at 38 25... This is a common problem with yaw pitch and roll. You cannot get rid of it as long as you are using yaw pitch and roll Euler angles . This video explains why see at 38 25. I use rotation matrices instead of Euler angles in my motion sensing..
Store orientation to an array - and compare http://stackoverflow.com/questions/6368618/store-orientation-to-an-array-and-compare iPhone using the gyroscope. And after that the user should be able to replicate the same movement. I extract the pitch roll and yaw using self.motionManager startDeviceMotionUpdatesToQueue NSOperationQueue currentQueue withHandler ^ CMDeviceMotion.. currentQueue withHandler ^ CMDeviceMotion motion NSError error CMAttitude attitude motion.attitude NSLog @ pitch f roll f yaw f attitude.pitch attitude.roll attitude.yaw I'm thinking that I could store these values into an array if the user.. motion NSError error CMAttitude attitude motion.attitude NSLog @ pitch f roll f yaw f attitude.pitch attitude.roll attitude.yaw I'm thinking that I could store these values into an array if the user is in record mode. And when the user..
Where to stop/destroy threads in Android Service class? http://stackoverflow.com/questions/680180/where-to-stop-destroy-threads-in-android-service-class the event thread and your user thread at the same time without any synchronization. It looks like you don't have to roll your own synchronization you can use a BlockingQueue . 3 You are creating a new Socket every iteration of your sending Thread...
Android TYPE_LINEAR_ACCELERATION sensor - what does it show? http://stackoverflow.com/questions/7858759/android-type-linear-acceleration-sensor-what-does-it-show at all no offset scale compensation . TYPE_ORIENTATION is deprecated. It returns the orientation as yaw pitch roll in degres. It's not very well defined and can only be relied upon when the device has no roll . This sensor uses a combination.. orientation as yaw pitch roll in degres. It's not very well defined and can only be relied upon when the device has no roll . This sensor uses a combination of the accelerometer and the magnetometer. Marginally better results can be obtained using..
Android - How to filter specific apps for ACTION_SEND intent http://stackoverflow.com/questions/9730243/android-how-to-filter-specific-apps-for-action-send-intent then you should not rely on the default dialog provided by android for this action. What you need to do instead is roll out your own. You will need to query the PackageManager on which packages handle the action you require and then based on..
Android getOrientation() method returns bad results http://stackoverflow.com/questions/10192057/android-getorientation-method-returns-bad-results String.valueOf mAngle0_azimuth mTextView_pitch.setText Pitch String.valueOf mAngle1_pitch mTextView_roll.setText Roll String.valueOf mAngle2_roll mTextView_filtered_azimuth.setText Azimuth String.valueOf mAngle0_filtered_azimuth mTextView_filtered_pitch.setText.. mTextView_filtered_pitch.setText Pitch String.valueOf mAngle1_filtered_pitch mTextView_filtered_roll.setText Roll String.valueOf mAngle2_filtered_roll File 2 Compass3DView.java package com.epichorns.compass3D import android.content.Context..
Draw text in OpenGL ES (Android) http://stackoverflow.com/questions/1339136/draw-text-in-opengl-es-android strings to textures and simply draw those textures. This is by far the simplest and fastest but the least flexible. Roll your own text rendering code based on a sprite. Probably second best choice if 2 isn't an option. A good way to get your..
Gyroscope Issues with Device Orientation http://stackoverflow.com/questions/14310347/gyroscope-issues-with-device-orientation axes. private ImageView adiAxes ADI frame. private ImageView adiFrame Layout. private RelativeLayout layout Pitch and Roll TextViews. private TextView pitchAngleText private TextView bankAngleText Instantaneous output values from sensors as the..
How to open/display documents(.pdf, .doc) without external app? http://stackoverflow.com/questions/14578530/how-to-open-display-documents-pdf-doc-without-external-app without external app. I need this because i want to scroll the document with the phones orientation Pitch and Roll . I create a button on the bottom of the screen and when i hold down the button i can scroll the document too. If i release..
How to enable pinch zoom on a web view loading a url with pdf(Android)? http://stackoverflow.com/questions/16630382/how-to-enable-pinch-zoom-on-a-web-view-loading-a-url-with-pdfandroid pinchzoom share improve this question PDFs are notoriously difficult to interact with in Android. You could 1. Roll your own implementation of WebView that supports PDF I don't recommend doing it this way. My typical logic is that if Google..
Getting DrawerLayout to Slide over the ActionBar http://stackoverflow.com/questions/16949512/getting-drawerlayout-to-slide-over-the-actionbar third party drawer implementation has not yet updated to the new UI standards Fork DrawerLayout and modify it to suit Roll your own navigation drawer from scratch I understand that I might be breaking some conventions and UI patterns here Correct..
Android phone orientation overview including compass http://stackoverflow.com/questions/4819626/android-phone-orientation-overview-including-compass bearing east of magnetic north values 1 Pitch rotation around x axis is the phone leaning forward or back values 2 Roll rotation around y axis is the phone leaning over on its left or right side So I think ie I don't know the reason Android..
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