added winapi type stuff
This commit is contained in:
DaniTheSkunk
parent
186d938c56
commit
c3ba2983dd
15
Test.java
15
Test.java
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@ -1,7 +1,21 @@
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import com.danitheskunk.skunkworks.*;
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import com.danitheskunk.skunkworks.windows.*;
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import com.sun.jna.Pointer;
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import com.sun.jna.platform.win32.User32;
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import com.sun.jna.platform.win32.WinDef;
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import com.sun.jna.platform.win32.WinUser;
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import java.util.ArrayList;
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public class Test {
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public static void main(String[] args) {
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var windows = Window.getAllVisible();
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System.out.printf("%d Open Windows:\n", windows.size());
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for(var window: windows) {
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System.out.printf("%s -- %s -- %s\n", window.getTitle(), window.getClassName(), window.getExecutableName());
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}
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/*
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var engine = new Engine();
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var window = engine.openWindow(new Vec2i(1280, 720), "Skunkworks");
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var img = engine.loadImage("C:\\Users\\dani\\Videos\\Screenshot 2022-06-25 17-00-59.png");
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@ -34,5 +48,6 @@ public class Test {
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renderContext.drawString(new Vec2i(710, 140), "hello world mew", font2);
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window.renderFinish(renderContext);
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}
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*/
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}
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}
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@ -0,0 +1,32 @@
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package com.danitheskunk.skunkworks.windows;
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import com.sun.jna.Library;
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import com.sun.jna.Native;
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import com.sun.jna.Pointer;
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import com.sun.jna.platform.win32.WinDef;
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import com.sun.jna.platform.win32.WinNT;
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import com.sun.jna.win32.W32APIOptions;
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public interface Dwm extends Library {
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Dwm INSTANCE = Native.load("dwmapi", Dwm.class, W32APIOptions.DEFAULT_OPTIONS);
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WinDef.DWORD DWMWA_NCRENDERING_ENABLED = new WinDef.DWORD(1);
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WinDef.DWORD DWMWA_NCRENDERING_POLICY = new WinDef.DWORD(2);
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WinDef.DWORD DWMWA_TRANSITIONS_FORCEDISABLED = new WinDef.DWORD(3);
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WinDef.DWORD DWMWA_ALLOW_NCPAINT = new WinDef.DWORD(4);
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WinDef.DWORD DWMWA_CAPTION_BUTTON_BOUNDS = new WinDef.DWORD(5);
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WinDef.DWORD DWMWA_NONCLIENT_RTL_LAYOUT = new WinDef.DWORD(6);
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WinDef.DWORD DWMWA_FORCE_ICONIC_REPRESENTATION = new WinDef.DWORD(7);
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WinDef.DWORD DWMWA_FLIP3D_POLICY = new WinDef.DWORD(8);
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WinDef.DWORD DWMWA_EXTENDED_FRAME_BOUNDS = new WinDef.DWORD(9);
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WinDef.DWORD DWMWA_HAS_ICONIC_BITMAP = new WinDef.DWORD(10);
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WinDef.DWORD DWMWA_DISALLOW_PEEK = new WinDef.DWORD(11);
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WinDef.DWORD DWMWA_EXCLUDED_FROM_PEEK = new WinDef.DWORD(12);
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WinDef.DWORD DWMWA_CLOAK = new WinDef.DWORD(13);
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WinDef.DWORD DWMWA_CLOAKED = new WinDef.DWORD(14);
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WinDef.DWORD DWMWA_FREEZE_REPRESENTATION = new WinDef.DWORD(15);
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WinDef.DWORD DWMWA_LAST = new WinDef.DWORD(16);
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WinNT.HRESULT DwmGetWindowAttribute(WinDef.HWND hwnd, WinDef.DWORD dwAttribute, Pointer pvAttribute, WinDef.DWORD cbAttribute);
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}
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@ -0,0 +1,27 @@
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package com.danitheskunk.skunkworks.windows;
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import com.sun.jna.Structure;
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import com.sun.jna.platform.win32.WinDef;
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@Structure.FieldOrder({"cbSize", "rcTitleBar", "rgstate"})
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public class TITLEBARINFO extends Structure {
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public int cbSize;
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public WinDef.RECT rcTitleBar;
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public int[] rgstate;
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public TITLEBARINFO() {
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rgstate = new int[CCHILDREN_TITLEBAR + 1];
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cbSize = size();
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}
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// Index constants
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public static final int TITLE_BAR = 0;
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public static final int RESERVED = 1;
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public static final int MINIMIZE_BUTTON = 2;
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public static final int MAXIMIZE_BUTTON = 3;
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public static final int HELP_BUTTON = 4;
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public static final int CLOSE_BUTTON = 5;
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// Child amount constant
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public static final int CCHILDREN_TITLEBAR = 5;
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}
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@ -0,0 +1,67 @@
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package com.danitheskunk.skunkworks.windows;
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import com.sun.jna.Native;
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import com.sun.jna.platform.win32.User32;
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import com.sun.jna.platform.win32.WinDef;
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import com.sun.jna.win32.W32APIOptions;
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public interface User32Extra extends User32 {
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User32Extra INSTANCE = Native.load("user32", User32Extra.class, W32APIOptions.DEFAULT_OPTIONS);
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// States
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int STATE_SYSTEM_FOCUSABLE = 0x00100000;
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int STATE_SYSTEM_INVISIBLE = 0x00008000;
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int STATE_SYSTEM_OFFSCREEN = 0x00010000;
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int STATE_SYSTEM_UNAVAILABLE = 0x00000001;
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int STATE_SYSTEM_PRESSED = 0x00000008;
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// Extended Styles
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// https://docs.microsoft.com/en-gb/windows/desktop/winmsg/extended-window-styles
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int WS_EX_ACCEPTFILES = 0x00000010;
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int WS_EX_APPWINDOW = 0x00040000;
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int WS_EX_CLIENTEDGE = 0x00000200;
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int WS_EX_COMPOSITED = 0x02000000;
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int WS_EX_CONTEXTHELP = 0x00000400;
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int WS_EX_CONTROLPARENT = 0x00010000;
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int WS_EX_DLGMODALFRAME = 0x00000001;
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int WS_EX_LAYERED = 0x00080000;
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int WS_EX_LAYOUTRTL = 0x00400000;
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int WS_EX_LEFT = 0x00000000;
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int WS_EX_LEFTSCROLLBAR = 0x00004000;
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int WS_EX_LTRREADING = 0x00000000;
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int WS_EX_MDICHILD = 0x00000040;
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int WS_EX_NOACTIVATE = 0x08000000;
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int WS_EX_NOINHERITLAYOUT = 0x00100000;
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int WS_EX_NOPARENTNOTIFY = 0x00000004;
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int WS_EX_NOREDIRECTIONBITMAP = 0x00200000;
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int WS_EX_RIGHT = 0x00001000;
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int WS_EX_RIGHTSCROLLBAR = 0x00000000;
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int WS_EX_RTLREADING = 0x00002000;
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int WS_EX_STATICEDGE = 0x00020000;
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int WS_EX_TOOLWINDOW = 0x00000080;
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int WS_EX_TOPMOST = 0x00000008;
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int WS_EX_TRANSPARENT = 0x00000020;
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int WS_EX_WINDOWEDGE = 0x00000100;
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long WS_EX_OVERLAPPEDWINDOW = (WS_EX_WINDOWEDGE | WS_EX_CLIENTEDGE);
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long WS_EX_PALETTEWINDOW = (WS_EX_WINDOWEDGE | WS_EX_TOOLWINDOW | WS_EX_TOPMOST);
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// https://docs.microsoft.com/en-us/windows/desktop/inputdev/virtual-key-codes
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int VK_LBUTTON = 0x01;
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int VK_RBUTTON = 0x02;
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int VK_MBUTTON = 0x04;
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// https://docs.microsoft.com/en-us/windows/desktop/api/winuser/nf-winuser-gettitlebarinfo
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boolean GetTitleBarInfo(WinDef.HWND hwnd, TITLEBARINFO titlebarinfo);
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// https://docs.microsoft.com/en-us/windows/desktop/api/winuser/nf-winuser-getlastactivepopup
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WinDef.HWND GetLastActivePopup(WinDef.HWND hwnd);
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// https://docs.microsoft.com/en-us/windows/desktop/api/winuser/nf-winuser-isiconic
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boolean IsIconic(WinDef.HWND hwnd);
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HCURSOR GetCursor();
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WinDef.HWND GetTopWindow(HWND hWnd);
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WinDef.HWND GetWindow(HWND hWnd, int flag);
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}
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@ -0,0 +1,120 @@
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package com.danitheskunk.skunkworks.windows;
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import com.danitheskunk.skunkworks.Util;
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import com.sun.jna.Pointer;
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import com.sun.jna.platform.win32.*;
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import com.sun.jna.ptr.IntByReference;
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import com.sun.jna.ptr.PointerByReference;
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import java.util.ArrayList;
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import java.util.List;
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public class Window {
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private WinDef.HWND hwnd;
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public Window(WinDef.HWND hwnd) {
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this.hwnd = hwnd;
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}
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public String getClassName() {
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var user32 = User32Extra.INSTANCE;
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char[] chars = new char[1024];
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user32.GetClassName(hwnd, chars, 1024);
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return Util.nullTerminatedCharArrayToString(chars);
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}
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public String getExecutableName() {
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var user32 = User32Extra.INSTANCE;
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var kernel32 = Kernel32.INSTANCE;
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var handle = kernel32.OpenProcess(WinNT.PROCESS_QUERY_LIMITED_INFORMATION, false, getProcessId());
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char[] chars = new char[1024];
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var len = new IntByReference();
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len.setValue(1024);
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kernel32.QueryFullProcessImageName(handle, 0, chars, len);
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return Util.nullTerminatedCharArrayToString(chars);
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}
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private int getStyle() {
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var user32 = User32Extra.INSTANCE;
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return user32.GetWindowLong(hwnd, WinUser.GWL_STYLE);
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}
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private boolean isTitleBarVisible() {
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var tb = getTitleBarInfo();
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return (tb.rgstate[0] & User32Extra.STATE_SYSTEM_INVISIBLE) == 0;
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}
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public String getTitle() {
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var user32 = User32Extra.INSTANCE;
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char[] chars = new char[1024];
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user32.GetWindowText(hwnd, chars, 1024);
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return Util.nullTerminatedCharArrayToString(chars);
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}
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private TITLEBARINFO getTitleBarInfo() {
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var user32 = User32Extra.INSTANCE;
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var tb = new TITLEBARINFO();
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user32.GetTitleBarInfo(hwnd, tb);
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return tb;
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}
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private int getProcessId() {
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var user32 = User32Extra.INSTANCE;
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var ref = new IntByReference();
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user32.GetWindowThreadProcessId(hwnd, ref);
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return ref.getValue();
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}
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public boolean isDwmCloaked() {
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var user32 = User32Extra.INSTANCE;
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var dwm = Dwm.INSTANCE;
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var out = new IntByReference();
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dwm.DwmGetWindowAttribute(hwnd, Dwm.DWMWA_CLOAKED, out.getPointer(), new WinDef.DWORD(WinDef.DWORD.SIZE));
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var val = out.getValue();
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return val != 0;
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}
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public boolean isInAltTabList() {
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var user32 = User32Extra.INSTANCE;
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var walk = user32.GetAncestor(hwnd, WinUser.GA_ROOTOWNER);
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WinDef.HWND test;
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while(!(test = user32.GetLastActivePopup(walk)).equals(test)) {
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if(user32.IsWindowVisible(test))
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break;
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walk = test;
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}
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var window = new Window(hwnd);
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return walk.equals(hwnd) && user32.IsWindowVisible(hwnd) && window.getTitle().length() > 0 && !window.isToolWindow() && !window.isDwmCloaked() && !window.getClassName().equals("Progman");
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}
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public boolean isToolWindow() {
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return (getStyle() & User32Extra.WS_EX_TOOLWINDOW) != 0;
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}
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//static functions
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public static List<Window> getAllVisible() {
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var user32 = User32Extra.INSTANCE;
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var windows = new ArrayList<Window>();
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user32.EnumWindows(new WinUser.WNDENUMPROC() {
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@Override
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public boolean callback(WinDef.HWND hwnd, Pointer pointer) {
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var window = new Window(hwnd);
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//if(user32.IsWindowVisible(hwnd) && user32.GetWindow(hwnd, new WinDef.DWORD(User32.GW_OWNER)) == null) {
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if(window.isInAltTabList()) {
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//if(title.length() > 0) {
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//windows.add(window.getTitle() + " -- " + window.getClassName());
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windows.add(window);
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//}
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}
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return true;
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}
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}, null);
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return windows;
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}
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}
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21
notes.md
21
notes.md
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@ -4,6 +4,13 @@
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Just a basic oldschool opengl backend. Not about
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performance, just about simple implementation. Acting as
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a proof of concept, and a fallback backend.
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## Modding
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### Java-style
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Not sandboxed, exposing internals and OS apis.
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### Scripting-style
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Sandboxed, could auto download from server. Which
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scripting language to use? Lua? Ruby? Javascript? A
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system that allows all of them?
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## Networking
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### Message style
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Serialise class, send over network in binary form.
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@ -12,8 +19,14 @@ In style of unreal engine 1-3, or enet. Figure out some
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sort of class decoration for automatic replication?
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# Todo
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## Tileset
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Cut image in software in parts, let texture atlas handle
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everything, return a List<ITexture>
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## Text Rendering
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## Gui Toolkit
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### Themes
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Theme system based on 9-slice.
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#### Default theme
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#### Fancy themes, like scifi or fantasy
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#### CDE? giggle
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## Fake terminal mode
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Any font possible, but tilesetfonts are perfect for it.
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What about multi resolution terminal? like half-width
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characters, so text for text, and text for map/actors is
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different size.
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