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Welcome to B4X forum!
B4X is a set of simple and powerful cross platform RAD tools:
- B4A (free) - Android development
- B4J (free) - Desktop and Server development
- B4i - iOS development
- B4R (free) - Arduino, ESP8266 and ESP32 development
Search Results
B4J Library SD_NativeAccess (jna) - Star-Dust Apr 5, 2025 (21 reactions) This library allows access to the jna to use some functions for managing windows and applications.
You need to get these JARs and include them in the additional libraries folder: jna-5.10.0 and jna... B4J Question JNA SendMessage - I need help! - Cableguy May 19, 2025 Hi guys... I need to send a message to a Form Handler, basically "intercepting" the WM_NCHITTEST Message ( This allows your custom maximize button to be registered as the standard one) and Return HTMAXBUTTON (thus making the OS believe my custom Maximize button is the Native one). Getting the form handler is the easiest part, and there's plenty of examples using JavaObject... However the rest requires JNA, which is not so commonly found here in the forum, and the JNA lib... B4J Code Snippet get HWND of form without JNA or JNI - pure java - Daestrum Aug 25, 2025 (2 reactions) Was bored so revisited FFM (java Foreign Function & Memory - allows access to things outside the JVM)
Example for Windows only a... B4J Question Getting Foreground Window Position, Size and others, all methods (jna-user32) - Magma Feb 23, 2021 )
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Dim user32 As JavaObject
user32 = user32.InitializeStatic("com.sun.jna.platform.win32... = native.InitializeStatic("com.sun.jna.Native").RunMethod("toString", Array(title... B4J Question How to use JNA to call self-made dll? - kimstudio (first post) Jan 27, 2022 (1 reaction) I got the answers from forum with method 1) jDotNetBridge: compile into jar library using SLC; method 2) inline java: same effect but using inline java, which is more convenient if you update function... B4J Library Dark Title Bar (Windows only) - stevel05 May 1, 2025 (17 reactions) B4j: 163447 It depends on JNA 5 + available on Github. Although it's probably easier to get them from Maven Central #AdditionalJar: jna-5.16.0 #AdditionalJar: jna-platform-5.16.0 I have tested...).GetField("stage") End Sub 'Does nothing. For info 'Requires JNA jna 5 + available from <link>GitHub|https://github.com/java-native-access/jna</link> 'Based on code...>#AdditionalJar: jna-5.16.0 '#AdditionalJar: jna-platform-5.16.0</code> Public Sub Info... B4J Question JNA : access C++ DLL methods & variables type conversion - GabrielM (first post) Oct 31, 2019 Yes, the app launches and runs ok while I run jar from \Objects.
Solved it now, took your advice on... B4J Question [SOLVED] Turn Off Display - programmatically / from C++ to Java, more specific javaobject - Magma Mar 8, 2021 , SC_MONITORPOWER, (LPARAM) 2);
..tried to use jna...
but as always (just a hole in the water) - i am not....InitializeStatic("com.sun.jna.platform.win32.User32").GetField("INSTANCE"... B4J Question Access to 3rd party libs with jna? - moster67 (first post) Mar 4, 2017 (1 reaction) Well, if you get stuck, you can contact me and help me testing the library I am currently developing... B4J Question newer version (v3.71) need jna-4.0.0.jar - petr4ppc (first post) Dec 24, 2015 Erel,
sure, my mistake. In library folder was not two libraries. After copy old library folder to t... Page: 1 2 3 4 5 6 7 |