Directional layout linear layout in Hongmeng system
preface The directional layout is used to arrange a group of components in a horizontal or vertical direction, which can easily align the components in the layout. Its own XML properties and the XML properties supported by the included components are as follows Reference documents https://deveUTF-8...
Posted by JimmyD on Wed, 02 Jun 2021 03:14:02 +0930
StackLayout frame layout in Hongmeng system
preface StackLayout directly opens up a blank area on the screen. The views added to the layout are displayed in a cascading way, and it will place these views in the upper left corner of this area by default. The first view added to the layout is displayed at the bottom, and the last view is UTF-8...
Posted by tbone-tw on Thu, 03 Jun 2021 05:54:49 +0930
In depth analysis of image bitmap operation and attribute decoding in harmonic OS
1, Bitmap operation ① Application scenarios Bitmap operation refers to the operation of PixelMap image, such as creating, querying information, reading and writing pixel data, etc. ② Bitmap operation API The main interface of the bitmap operation class PixelMap is as follows: Interface namedescUTF-8...
Posted by frontlines on Sun, 04 Jul 2021 04:55:50 +0930
❤️ HarmonyOS (Hongmeng) ❤️—— The four ways of writing click events are described in detail
catalogue 1, Introduction 2, Define implementation classes 3, Current class as implementation class 4, Anonymous inner class 5, Method reference 6, HarmonyOS comprehensive learning - Summary of selected good articles 1, Introduction During the development of HarmonyOS, click events are the mostUTF-8...
Posted by aneesme on Mon, 09 Aug 2021 09:24:13 +0930
HarmonyOS (Hongmeng) - sliding events: sliding up, down, left and right
This article has been included in the column ❤️< Hongmeng development ❤️ You are welcome to pay attention to the articles and columns of the bloggers of Sanlian and regularly update 1-5 basic articles every week! catalogue 1, Brief description 2, Code implementation 2.1 coordinate acquisition 2UTF-8...
Posted by Dave96 on Fri, 13 Aug 2021 06:15:43 +0930
In three simple steps, ArkUI distributed games are run on OpenHarmony
Openharmony 3.0 updated on September 30 On 0 LTS, the standard system supports new features such as ark development framework (ArkUI), distributed networking and FA cross device migration capability. Therefore, we combine these three features and use ets to develop a bomb transmission applicatiUTF-8...
Posted by chalbing on Mon, 13 Dec 2021 21:17:48 +1030
Source code analysis of Hongmeng light kernel: MMU coprocessor
Abstract: this series first understands the knowledge of the lower ARM CP15 coprocessor, then introduces the assembly instructions related to the lower coprocessor, and finally analyzes the assembly code related to the MMU. This article is shared from Huawei cloud community< Hongmeng light kernUTF-8...
Posted by heminfotech on Thu, 16 Dec 2021 00:20:48 +1030
Ability designed by HarmonyOS Hongmeng
Ability introduction Official website document Ability is the abstract ability of an application and an important part of an application. An application can contain multiple capabilities, and HarmonyOS supports deployment in the unit of capability. Classification of Ability FA(Feature Ability) UTF-8...
Posted by jtravis on Mon, 27 Dec 2021 20:24:30 +1030
Hongmeng kernel source code analysis (Mount directory) | why does the file system need to be mounted | 100 blogs analyze OpenHarmony source code | v65 01
A hundred blog series This article is: v65.xx Hongmeng kernel source code analysis (Mount directory) | why does the file system need to be mounted | 51 .c .h .o Relevant articles of the file system are: v62.xx Hongmeng kernel source code analysis (document concept chapter) | why do you say eveUTF-8...
Posted by d-Pixie on Tue, 28 Dec 2021 08:46:03 +1030
[HarmonyOS] - Introduction to common attributes of components
1, Component overview Component: the elements displayed on the screen are called components. Special note: when components are not added to the layout, they can neither be displayed nor interact, so a user interface contains at least one layoutComponent loading direction: from top to bottom, frUTF-8...
Posted by Izzy1979 on Sat, 01 Jan 2022 18:32:25 +1030