android custom notification sound

Custom Controls are divided into two types: Custom ViewGroup controls and custom View Controls; tracking the pace of View can actually follow the Java Implementation below we can find that only Canvas, and then it is C ++ or C implementation; therefore, this article mainly explains the relationship between Canvas and View from the design perspective, and then bri

Typical problems caused by custom android Dialog I am still starting from my work! Recently, you need to add the voice control camera function (voice camera) to the camera. You need to achieve the following in settings: Its "voice camera" menu function is described as follows: (1) When you click the "voice camera" menu, the Dialog shown in is displayed. Click "photo"/"Eggplant" in the Dialog to automatical

Due to limitation of Android tab component I created a custom tabwidget that I am using in couple different projects already. the widget allows us to add custom background and use custom icons, tabs can be top/bottom aligned. Currently tabs can launch new activity and dialog, when starting new activity we can use "star

will replace the animation in another way. First, let the L2 translate in the positive direction of the x-axis until the L2 left endpoint reaches circumscribed circle, while keeping the right endpoint no more than circumscribed circle. When the right endpoint reaches circumscribed circle, the circumscribed circle transformation begins, and the arc starts at 0° to 360 °, and the entire process is rotated 135 ° counterclockwise.Finally, as can be seen from the GIF graph, many animations are not l

control registration, monitoring the control click event and so on.The same takepicture take pictures, and after switching the camera, recreating the camera instance is encapsulated in the Camerainterface class.6. Take photos and save picturesThe photo takes place in the previous step of the control click event, triggering Mcamera.takepicture (Mshuttercallback, Mrawcallback, Mjpegpicturecallback);Here, you need to implement the shutter sound for the

The example of this article for everyone to share the Android custom pull down to refresh the concrete implementation steps to load, for your reference, the specific contents are as follows The way to achieve this is Swiperefreshlayout + recyclerview viewtype First look at the effect: The general idea: Layout file The realization idea of the Drop-down refresh Model for testing

Video CourseCreate a personalized picture preview and multi-touch consumption, which will allow you to understand the matrix to a higher level.About Me author Micro-blog: @GcsSloopResourcesMatrixThe principle, code verification and application of Image transform matrix in AndroidSome understandings on the pre-multiplication of matrix in AndroidWikipedia-Affine transformationsWikipedia-Homogeneous coordinatesWikipedia-linear mappingThe entry-level thinking of homogeneous coordinate systemAffine

"Declaration" reproduced please indicate the source, this article from the tip of the blog: http://blog.csdn.net/huntersnail--Write a blog every day, do a bit of technical accumulation every day!Android custom rectangles and the use of selector, shapeAs a result of the project development needs, although previously used selector, shape but have not been well researched, only know how to use, do not know the

Android get custom control position coordinates, screen size, title bar, status bar height1. Get the custom control heightIn this activity, get the height of the control in the current activity:Button button = (button) Findviewbyid (R.id.button), int buttonheight = Button.getheight ();Gets the height of the control in the other XML file in activity:Layoutinflater

The Android custom control style is in the XML under the Drawable folder, which is achieved by setting the control's Background property in the layout file.First, the control common state: used in the XML file selector node, selector can be understood as a state switcher, different states to switch the different styles, various states with the item node representation, The following are some common states

touch or click events Android:state_activated is activated. Android:state_window_focused If the application is in the foreground, the application is not in the foreground when the notification bar is pulled down or a dialog box pops up. Note: If you have more than one item, the program will automatically match from top to bottom, and the first match will be applied. (not through Best Bets) If an item does not have any state description, it can b