Initial commit

2019-10-26 16:16:22 +03:00
commit 0095dcdcb3
87 changed files with 5446 additions and 0 deletions
--- a/xkeyhandler.cpp
+++ b/xkeyhandler.cpp
@ -0,0 +1,87 @@
+#include "xkeyhandler.h"
+
+#include <X11/keysym.h>
+#include <X11/extensions/XTest.h>
+
+std::map<SpecialKey, KeySym> XKeyHandler::s_keymap = {
+    { SpecialKey::UP, XK_Up },
+    { SpecialKey::DOWN, XK_Down },
+    { SpecialKey::LEFT, XK_Left },
+    { SpecialKey::RIGHT, XK_Right },
+    { SpecialKey::HOME, XK_Home },
+    { SpecialKey::END, XK_End },
+    { SpecialKey::RETURN, XK_Return },
+    { SpecialKey::ESCAPE, XK_Escape },
+};
+
+XKeyHandler::XKeyHandler()
+{
+    m_disp = XOpenDisplay(nullptr);
+}
+
+XKeyHandler::~XKeyHandler()
+{
+    XCloseDisplay(m_disp);
+}
+
+void XKeyHandler::Key(SpecialKey key, KeyModifiers mods)
+{
+    WaitUntilNotPaused();
+
+    HandleModifierKeys(mods, true);
+
+    KeyCode keyCode = XKeysymToKeycode(m_disp, s_keymap.at(key));
+    XTestFakeKeyEvent(m_disp, keyCode, true, 0);
+    XTestFakeKeyEvent(m_disp, keyCode, false, 0);
+
+    HandleModifierKeys(mods, false);
+
+    XFlush(m_disp);
+}
+
+void XKeyHandler::Key(char key, KeyModifiers mods)
+{
+    WaitUntilNotPaused();
+
+    if (key >= 0x20) {
+        HandleModifierKeys(mods, true);
+
+        KeyCode keyCode = XKeysymToKeycode(m_disp, static_cast<KeySym>(key));
+        XTestFakeKeyEvent(m_disp, keyCode, true, 0);
+        XTestFakeKeyEvent(m_disp, keyCode, false, 0);
+
+        HandleModifierKeys(mods, false);
+
+        XFlush(m_disp);
+    }
+}
+
+void XKeyHandler::HandleModifierKeys(KeyModifiers mods, bool press)
+{
+    // Modifier key up
+    if (mods & KM_LMETA) {
+        XTestFakeKeyEvent(m_disp, XKeysymToKeycode(m_disp, XK_Meta_L), press, 0);
+    }
+    if (mods & KM_RMETA) {
+        XTestFakeKeyEvent(m_disp, XKeysymToKeycode(m_disp, XK_Meta_R), press, 0);
+    }
+    if (mods & KM_LCTRL) {
+        XTestFakeKeyEvent(m_disp, XKeysymToKeycode(m_disp, XK_Control_L), press, 0);
+    }
+    if (mods & KM_RCTRL) {
+        XTestFakeKeyEvent(m_disp, XKeysymToKeycode(m_disp, XK_Control_R), press, 0);
+    }
+    if (mods & KM_LALT) {
+        XTestFakeKeyEvent(m_disp, XKeysymToKeycode(m_disp, XK_Alt_L), press, 0);
+    }
+    if (mods & KM_RALT) {
+        XTestFakeKeyEvent(m_disp, XKeysymToKeycode(m_disp, XK_Alt_R), press, 0);
+    }
+    if (mods & KM_LSHIFT) {
+        XTestFakeKeyEvent(m_disp, XKeysymToKeycode(m_disp, XK_Shift_L), press, 0);
+    }
+    if (mods & KM_RSHIFT) {
+        XTestFakeKeyEvent(m_disp, XKeysymToKeycode(m_disp, XK_Shift_R), press, 0);
+    }
+}
+