Java Code Examples for com.intellij.openapi.util.SystemInfo#isJetBrainsJvm()

MouseShortcutPanel(boolean allowDoubleClick) {
  super(new BorderLayout());
  myClickCount = allowDoubleClick ? 2 : 1;
  addMouseListener(myMouseListener);
  addMouseWheelListener(myMouseListener);
  if (SystemInfo.isMacIntel64 && SystemInfo.isJetBrainsJvm && Registry.is("ide.mac.forceTouch")) {
    new MacGestureSupportForMouseShortcutPanel(this, () -> myMouseShortcut = null);
  }
  setBackground(BACKGROUND);
  setOpaque(true);
}
 

public static OwnerOptional fromComponent(Component parentComponent) {
  Window owner = findOwnerByComponent(parentComponent);

  IdePopupManager manager = IdeEventQueue.getInstance().getPopupManager();

  if (manager.isPopupWindow(owner)) {
    if (!owner.isFocused() || !SystemInfo.isJetBrainsJvm) {
      owner = owner.getOwner();

      while (owner != null && !(owner instanceof Dialog) && !(owner instanceof Frame)) {
        owner = owner.getOwner();
      }
    }
  }

  if (owner instanceof Dialog) {
    Dialog ownerDialog = (Dialog)owner;
    if (ownerDialog.isModal() || UIUtil.isPossibleOwner(ownerDialog)) {
      owner = ownerDialog;
    }
    else {
      while (owner instanceof Dialog && !((Dialog)owner).isModal()) {
        owner = owner.getOwner();
      }
    }
  }

  while (owner != null && !owner.isShowing()) {
    owner = owner.getOwner();
  }

  // Window cannot be parent of JDialog ()
  if (owner != null && !(owner instanceof Frame || owner instanceof Dialog)) {
    owner = null;
  }

  return new OwnerOptional(owner);
}
 

private void checkHiDPIMode() {
  // if switched from JRE-HiDPI to IDE-HiDPI
  boolean switchedHiDPIMode = SystemInfo.isJetBrainsJvm && "true".equalsIgnoreCase(System.getProperty("sun.java2d.uiScale.enabled")) && !UIUtil.isJreHiDPIEnabled();
  if (SystemInfo.isWindows && ((switchedHiDPIMode && JBUI.isHiDPI(JBUI.sysScale())) || RemoteDesktopService.isRemoteSession())) {
    showNotification(new KeyHyperlinkAdapter("ide.set.hidpi.mode"));
  }
}
 

public static int getTextBaseLine(@NotNull FontMetrics metrics, final int height) {
  // adding leading to ascent, just like in editor (leads to bad presentation for certain fonts with Oracle JDK, see IDEA-167541)
  return (height - metrics.getHeight()) / 2 + metrics.getAscent() +
         (SystemInfo.isJetBrainsJvm ? metrics.getLeading() : 0);
}
 

public static int getTextBaseLine(@NotNull FontMetrics metrics, final int height) {
  // adding leading to ascent, just like in editor (leads to bad presentation for certain fonts with Oracle JDK, see IDEA-167541)
  return (height - metrics.getHeight()) / 2 + metrics.getAscent() +
         (SystemInfo.isJetBrainsJvm ? metrics.getLeading() : 0);
}
 

private void readSystem() {
  myKeyStroke2SysShortcut.clear();

  if (!SystemInfo.isMac || !SystemInfo.isJetBrainsJvm) return;

  try {
    if (!Registry.is("read.system.shortcuts")) return;

    if (ourShkClass == null) ourShkClass = ReflectionUtil.forName("java.awt.desktop.SystemHotkey");
    if (ourShkClass == null) return;

    if (ourMethodReadSystemHotkeys == null) ourMethodReadSystemHotkeys = ReflectionUtil.getMethod(ourShkClass, "readSystemHotkeys");
    if (ourMethodReadSystemHotkeys == null) return;

    List<AWTKeyStroke> all = (List<AWTKeyStroke>)ourMethodReadSystemHotkeys.invoke(ourShkClass);
    if (all == null || all.isEmpty()) return;

    String debugInfo = "";
    for (AWTKeyStroke shk : all) {
      if (shk.getModifiers() == 0) {
        //System.out.println("Skip system shortcut [without modifiers]: " + shk);
        continue;
      }
      if (shk.getKeyChar() == KeyEvent.CHAR_UNDEFINED && shk.getKeyCode() == KeyEvent.VK_UNDEFINED) {
        //System.out.println("Skip system shortcut [undefined key]: " + shk);
        continue;
      }
      if ("Move focus to the next window in application".equals(getDescription(shk))) {
        // Skip this shortcut because it handled in IDE-side
        // see: JBR-1515 Regression test jb/sun/awt/macos/MoveFocusShortcutTest.java fails on macOS  (Now we prevent Mac OS from handling the shortcut. We can enumerate windows on IDE level.)
        continue;
      }

      KeyStroke sysKS;
      if (shk.getKeyChar() != KeyEvent.CHAR_UNDEFINED) {
        final int keyCode = KeyEvent.getExtendedKeyCodeForChar(shk.getKeyChar());
        if (keyCode == KeyEvent.VK_UNDEFINED) {
          //System.out.println("Skip system shortcut [undefined key]: " + shk);
          continue;
        }
        sysKS = KeyStroke.getKeyStroke(keyCode, shk.getModifiers());
      }
      else sysKS = KeyStroke.getKeyStroke(shk.getKeyCode(), shk.getModifiers());

      myKeyStroke2SysShortcut.put(sysKS, shk);

      if (DEBUG_SYSTEM_SHORTCUTS) {
        debugInfo += shk.toString() + ";\n";
      }
    }
    if (DEBUG_SYSTEM_SHORTCUTS) {
      Logger.getInstance(SystemShortcuts.class).info("system shortcuts:\n" + debugInfo);
    }
  }
  catch (Throwable e) {
    Logger.getInstance(SystemShortcuts.class).debug(e);
  }
}
 

@Override
public boolean isAvaliable() {
  return SystemInfo.isMac && SystemInfo.isJetBrainsJvm;
}
 

@Nonnull
private static Pair<String, Integer> calcSystemFontData() {
  // with JB Linux JDK the label font comes properly scaled based on Xft.dpi settings.
  Font font = UIManager.getFont("Label.font");
  if (SystemInfo.isMacOSElCapitan) {
    // text family should be used for relatively small sizes (<20pt), don't change to Display
    // see more about SF https://medium.com/@mach/the-secret-of-san-francisco-fonts-4b5295d9a745#.2ndr50z2v
    font = new Font(".SF NS Text", font.getStyle(), font.getSize());
  }

  Logger log = getLogger();
  boolean isScaleVerbose = Boolean.getBoolean("ide.ui.scale.verbose");
  if (isScaleVerbose) {
    log.info(String.format("Label font: %s, %d", font.getFontName(), font.getSize()));
  }

  if (SystemInfo.isLinux) {
    Object value = Toolkit.getDefaultToolkit().getDesktopProperty("gnome.Xft/DPI");
    if (isScaleVerbose) {
      log.info(String.format("gnome.Xft/DPI: %s", value));
    }
    if (value instanceof Integer) { // defined by JB JDK when the resource is available in the system
      // If the property is defined, then:
      // 1) it provides correct system scale
      // 2) the label font size is scaled
      int dpi = ((Integer)value).intValue() / 1024;
      if (dpi < 50) dpi = 50;
      float scale = JreHiDpiUtil.isJreHiDPIEnabled() ? 1f : discreteScale(dpi / 96f); // no scaling in JRE-HiDPI mode
      UIUtil.DEF_SYSTEM_FONT_SIZE = font.getSize() / scale; // derive actual system base font size
      if (isScaleVerbose) {
        log.info(String.format("DEF_SYSTEM_FONT_SIZE: %.2f", UIUtil.DEF_SYSTEM_FONT_SIZE));
      }
    }
    else if (!SystemInfo.isJetBrainsJvm) {
      // With Oracle JDK: derive scale from X server DPI, do not change DEF_SYSTEM_FONT_SIZE
      float size = UIUtil.DEF_SYSTEM_FONT_SIZE * getScreenScale();
      font = font.deriveFont(size);
      if (isScaleVerbose) {
        log.info(String.format("(Not-JB JRE) reset font size: %.2f", size));
      }
    }
  }
  else if (SystemInfo.isWindows) {
    //noinspection HardCodedStringLiteral
    @SuppressWarnings("SpellCheckingInspection") Font winFont = (Font)Toolkit.getDefaultToolkit().getDesktopProperty("win.messagebox.font");
    if (winFont != null) {
      font = winFont; // comes scaled
      if (isScaleVerbose) {
        log.info(String.format("Windows sys font: %s, %d", winFont.getFontName(), winFont.getSize()));
      }
    }
  }
  Pair<String, Integer> result = Pair.create(font.getName(), font.getSize());
  if (isScaleVerbose) {
    log.info(String.format("ourSystemFontData: %s, %d", result.first, result.second));
  }
  return result;
}