*/
package jexer.io;
+import java.awt.event.ComponentEvent;
+import java.awt.event.ComponentListener;
+import java.awt.event.KeyEvent;
+import java.awt.event.KeyListener;
+import java.awt.event.MouseEvent;
+import java.awt.event.MouseListener;
+import java.awt.event.MouseMotionListener;
+import java.awt.event.MouseWheelEvent;
+import java.awt.event.MouseWheelListener;
+import java.awt.event.WindowEvent;
+import java.awt.event.WindowListener;
import java.util.List;
import java.util.LinkedList;
import jexer.TKeypress;
-import jexer.bits.Color;
+import jexer.event.TCommandEvent;
import jexer.event.TInputEvent;
import jexer.event.TKeypressEvent;
import jexer.event.TMouseEvent;
import jexer.event.TResizeEvent;
import jexer.session.SessionInfo;
-import jexer.session.TSessionInfo;
+import jexer.session.AWTSessionInfo;
+import static jexer.TCommand.*;
import static jexer.TKeypress.*;
/**
* This class reads keystrokes and mouse events from an AWT Frame.
*/
-public final class AWTTerminal {
+public final class AWTTerminal implements ComponentListener, KeyListener,
+ MouseListener, MouseMotionListener,
+ MouseWheelListener, WindowListener {
+
+ /**
+ * The backend Screen.
+ */
+ private AWTScreen screen;
/**
* The session information.
*/
- private SessionInfo sessionInfo;
+ private AWTSessionInfo sessionInfo;
/**
* Getter for sessionInfo.
}
/**
- * The event queue, filled up by a thread reading on input.
+ * The listening object that run() wakes up on new input.
*/
- private List<TInputEvent> eventQueue;
+ private Object listener;
/**
- * If true, we want the reader thread to exit gracefully.
+ * The event queue, filled up by a thread reading on input.
*/
- private boolean stopReaderThread;
+ private List<TInputEvent> eventQueue;
/**
* The reader thread.
*/
private Thread readerThread;
+ /**
+ * The last reported mouse X position.
+ */
+ private int oldMouseX = -1;
+
+ /**
+ * The last reported mouse Y position.
+ */
+ private int oldMouseY = -1;
+
/**
* true if mouse1 was down. Used to report mouse1 on the release event.
*/
- private boolean mouse1;
+ private boolean mouse1 = false;
/**
* true if mouse2 was down. Used to report mouse2 on the release event.
*/
- private boolean mouse2;
+ private boolean mouse2 = false;
/**
* true if mouse3 was down. Used to report mouse3 on the release event.
*/
- private boolean mouse3;
+ private boolean mouse3 = false;
/**
* Check if there are events in the queue.
/**
* Constructor sets up state for getEvent().
*
- * @param screen the top-level AWT frame
+ * @param listener the object this backend needs to wake up when new
+ * input comes in
+ * @param screen the top-level AWT frame
*/
- public AWTTerminal(final AWTScreen screen) {
+ public AWTTerminal(final Object listener, final AWTScreen screen) {
+ this.listener = listener;
+ this.screen = screen;
mouse1 = false;
mouse2 = false;
mouse3 = false;
- stopReaderThread = false;
- sessionInfo = new TSessionInfo();
+ sessionInfo = screen.getSessionInfo();
eventQueue = new LinkedList<TInputEvent>();
+
+ screen.frame.addKeyListener(this);
+ screen.frame.addWindowListener(this);
+ screen.frame.addComponentListener(this);
+ screen.frame.addMouseListener(this);
+ screen.frame.addMouseMotionListener(this);
+ screen.frame.addMouseWheelListener(this);
}
/**
*/
public void shutdown() {
// System.err.println("=== shutdown() ==="); System.err.flush();
+ screen.frame.dispose();
}
/**
}
/**
- * Return any events in the IO queue due to timeout.
+ * Pass AWT keystrokes into the event queue.
*
- * @param queue list to append new events to
+ * @param key keystroke received
*/
- public void getIdleEvents(final List<TInputEvent> queue) {
+ @Override
+ public void keyReleased(final KeyEvent key) {
+ // Ignore release events
+ }
- // Insert any polling action here...
+ /**
+ * Pass AWT keystrokes into the event queue.
+ *
+ * @param key keystroke received
+ */
+ @Override
+ public void keyTyped(final KeyEvent key) {
+ // Ignore typed events
+ }
- // Return any events that showed up
- synchronized (eventQueue) {
- if (eventQueue.size() > 0) {
- synchronized (queue) {
- queue.addAll(eventQueue);
+ /**
+ * Pass AWT keystrokes into the event queue.
+ *
+ * @param key keystroke received
+ */
+ @Override
+ public void keyPressed(final KeyEvent key) {
+ boolean alt = false;
+ boolean shift = false;
+ boolean ctrl = false;
+ char ch = ' ';
+ boolean isKey = false;
+ int fnKey = 0;
+ if (key.isActionKey()) {
+ isKey = true;
+ } else {
+ ch = key.getKeyChar();
+ }
+ alt = key.isAltDown();
+ ctrl = key.isControlDown();
+ shift = key.isShiftDown();
+
+ /*
+ System.err.printf("AWT Key: %s\n", key);
+ System.err.printf(" isKey: %s\n", isKey);
+ System.err.printf(" alt: %s\n", alt);
+ System.err.printf(" ctrl: %s\n", ctrl);
+ System.err.printf(" shift: %s\n", shift);
+ System.err.printf(" ch: %s\n", ch);
+ */
+
+ // Special case: not return the bare modifier presses
+ switch (key.getKeyCode()) {
+ case KeyEvent.VK_ALT:
+ return;
+ case KeyEvent.VK_ALT_GRAPH:
+ return;
+ case KeyEvent.VK_CONTROL:
+ return;
+ case KeyEvent.VK_SHIFT:
+ return;
+ case KeyEvent.VK_META:
+ return;
+ default:
+ break;
+ }
+
+ TKeypress keypress = null;
+ if (isKey) {
+ switch (key.getKeyCode()) {
+ case KeyEvent.VK_F1:
+ keypress = new TKeypress(true, TKeypress.F1, ' ',
+ alt, ctrl, shift);
+ break;
+ case KeyEvent.VK_F2:
+ keypress = new TKeypress(true, TKeypress.F2, ' ',
+ alt, ctrl, shift);
+ break;
+ case KeyEvent.VK_F3:
+ keypress = new TKeypress(true, TKeypress.F3, ' ',
+ alt, ctrl, shift);
+ break;
+ case KeyEvent.VK_F4:
+ keypress = new TKeypress(true, TKeypress.F4, ' ',
+ alt, ctrl, shift);
+ break;
+ case KeyEvent.VK_F5:
+ keypress = new TKeypress(true, TKeypress.F5, ' ',
+ alt, ctrl, shift);
+ break;
+ case KeyEvent.VK_F6:
+ keypress = new TKeypress(true, TKeypress.F6, ' ',
+ alt, ctrl, shift);
+ break;
+ case KeyEvent.VK_F7:
+ keypress = new TKeypress(true, TKeypress.F7, ' ',
+ alt, ctrl, shift);
+ break;
+ case KeyEvent.VK_F8:
+ keypress = new TKeypress(true, TKeypress.F8, ' ',
+ alt, ctrl, shift);
+ break;
+ case KeyEvent.VK_F9:
+ keypress = new TKeypress(true, TKeypress.F9, ' ',
+ alt, ctrl, shift);
+ break;
+ case KeyEvent.VK_F10:
+ keypress = new TKeypress(true, TKeypress.F10, ' ',
+ alt, ctrl, shift);
+ break;
+ case KeyEvent.VK_F11:
+ keypress = new TKeypress(true, TKeypress.F11, ' ',
+ alt, ctrl, shift);
+ break;
+ case KeyEvent.VK_F12:
+ keypress = new TKeypress(true, TKeypress.F12, ' ',
+ alt, ctrl, shift);
+ break;
+ case KeyEvent.VK_HOME:
+ keypress = new TKeypress(true, TKeypress.HOME, ' ',
+ alt, ctrl, shift);
+ break;
+ case KeyEvent.VK_END:
+ keypress = new TKeypress(true, TKeypress.END, ' ',
+ alt, ctrl, shift);
+ break;
+ case KeyEvent.VK_PAGE_UP:
+ keypress = new TKeypress(true, TKeypress.PGUP, ' ',
+ alt, ctrl, shift);
+ break;
+ case KeyEvent.VK_PAGE_DOWN:
+ keypress = new TKeypress(true, TKeypress.PGDN, ' ',
+ alt, ctrl, shift);
+ break;
+ case KeyEvent.VK_INSERT:
+ keypress = new TKeypress(true, TKeypress.INS, ' ',
+ alt, ctrl, shift);
+ break;
+ case KeyEvent.VK_DELETE:
+ keypress = new TKeypress(true, TKeypress.DEL, ' ',
+ alt, ctrl, shift);
+ break;
+ case KeyEvent.VK_RIGHT:
+ keypress = new TKeypress(true, TKeypress.RIGHT, ' ',
+ alt, ctrl, shift);
+ break;
+ case KeyEvent.VK_LEFT:
+ keypress = new TKeypress(true, TKeypress.LEFT, ' ',
+ alt, ctrl, shift);
+ break;
+ case KeyEvent.VK_UP:
+ keypress = new TKeypress(true, TKeypress.UP, ' ',
+ alt, ctrl, shift);
+ break;
+ case KeyEvent.VK_DOWN:
+ keypress = new TKeypress(true, TKeypress.DOWN, ' ',
+ alt, ctrl, shift);
+ break;
+ case KeyEvent.VK_TAB:
+ // Special case: distinguish TAB vs BTAB
+ if (shift) {
+ keypress = kbShiftTab;
+ } else {
+ keypress = kbTab;
}
- eventQueue.clear();
+ break;
+ case KeyEvent.VK_ENTER:
+ keypress = new TKeypress(true, TKeypress.ENTER, ' ',
+ alt, ctrl, shift);
+ break;
+ case KeyEvent.VK_ESCAPE:
+ keypress = new TKeypress(true, TKeypress.ESC, ' ',
+ alt, ctrl, shift);
+ break;
+ case KeyEvent.VK_BACK_SPACE:
+ // Special case: return it as kbBackspace (Ctrl-H)
+ keypress = new TKeypress(false, 0, 'H', false, true, false);
+ break;
+ default:
+ // Unsupported, ignore
+ return;
}
}
+
+ if (keypress == null) {
+ switch (ch) {
+ case 0x08:
+ keypress = kbBackspace;
+ break;
+ case 0x0A:
+ keypress = kbEnter;
+ break;
+ case 0x1B:
+ keypress = kbEsc;
+ break;
+ case 0x0D:
+ keypress = kbEnter;
+ break;
+ case 0x09:
+ keypress = kbTab;
+ break;
+ case 0x7F:
+ keypress = kbDel;
+ break;
+ default:
+ if (!alt && ctrl && !shift) {
+ ch = key.getKeyText(key.getKeyCode()).charAt(0);
+ }
+ // Not a special key, put it together
+ keypress = new TKeypress(false, 0, ch, alt, ctrl, shift);
+ }
+ }
+
+ // Save it and we are done.
+ synchronized (eventQueue) {
+ eventQueue.add(new TKeypressEvent(keypress));
+ }
+ synchronized (listener) {
+ listener.notifyAll();
+ }
+ }
+
+ /**
+ * Pass window events into the event queue.
+ *
+ * @param event window event received
+ */
+ @Override
+ public void windowActivated(final WindowEvent event) {
+ // Force a total repaint
+ synchronized (screen) {
+ screen.clearPhysical();
+ }
+ }
+
+ /**
+ * Pass window events into the event queue.
+ *
+ * @param event window event received
+ */
+ @Override
+ public void windowClosed(final WindowEvent event) {
+ // Ignore
+ }
+
+ /**
+ * Pass window events into the event queue.
+ *
+ * @param event window event received
+ */
+ @Override
+ public void windowClosing(final WindowEvent event) {
+ // Drop a cmAbort and walk away
+ synchronized (eventQueue) {
+ eventQueue.add(new TCommandEvent(cmAbort));
+ }
+ synchronized (listener) {
+ listener.notifyAll();
+ }
+ }
+
+ /**
+ * Pass window events into the event queue.
+ *
+ * @param event window event received
+ */
+ @Override
+ public void windowDeactivated(final WindowEvent event) {
+ // Ignore
+ }
+
+ /**
+ * Pass window events into the event queue.
+ *
+ * @param event window event received
+ */
+ @Override
+ public void windowDeiconified(final WindowEvent event) {
+ // Ignore
+ }
+
+ /**
+ * Pass window events into the event queue.
+ *
+ * @param event window event received
+ */
+ @Override
+ public void windowIconified(final WindowEvent event) {
+ // Ignore
+ }
+
+ /**
+ * Pass window events into the event queue.
+ *
+ * @param event window event received
+ */
+ @Override
+ public void windowOpened(final WindowEvent event) {
+ // Ignore
+ }
+
+ /**
+ * Pass component events into the event queue.
+ *
+ * @param event component event received
+ */
+ @Override
+ public void componentHidden(final ComponentEvent event) {
+ // Ignore
+ }
+
+ /**
+ * Pass component events into the event queue.
+ *
+ * @param event component event received
+ */
+ @Override
+ public void componentShown(final ComponentEvent event) {
+ // Ignore
+ }
+
+ /**
+ * Pass component events into the event queue.
+ *
+ * @param event component event received
+ */
+ @Override
+ public void componentMoved(final ComponentEvent event) {
+ // Ignore
+ }
+
+ /**
+ * Pass component events into the event queue.
+ *
+ * @param event component event received
+ */
+ @Override
+ public void componentResized(final ComponentEvent event) {
+ // Drop a new TResizeEvent into the queue
+ sessionInfo.queryWindowSize();
+ synchronized (eventQueue) {
+ TResizeEvent windowResize = new TResizeEvent(TResizeEvent.Type.SCREEN,
+ sessionInfo.getWindowWidth(), sessionInfo.getWindowHeight());
+ eventQueue.add(windowResize);
+ }
+ synchronized (listener) {
+ listener.notifyAll();
+ }
+ }
+
+ /**
+ * Pass mouse events into the event queue.
+ *
+ * @param mouse mouse event received
+ */
+ @Override
+ public void mouseDragged(final MouseEvent mouse) {
+ int modifiers = mouse.getModifiersEx();
+ boolean eventMouse1 = false;
+ boolean eventMouse2 = false;
+ boolean eventMouse3 = false;
+ if ((modifiers & MouseEvent.BUTTON1_DOWN_MASK) != 0) {
+ eventMouse1 = true;
+ }
+ if ((modifiers & MouseEvent.BUTTON2_DOWN_MASK) != 0) {
+ eventMouse2 = true;
+ }
+ if ((modifiers & MouseEvent.BUTTON3_DOWN_MASK) != 0) {
+ eventMouse3 = true;
+ }
+ mouse1 = eventMouse1;
+ mouse2 = eventMouse2;
+ mouse3 = eventMouse3;
+ int x = screen.textColumn(mouse.getX());
+ int y = screen.textRow(mouse.getY());
+
+ TMouseEvent mouseEvent = new TMouseEvent(TMouseEvent.Type.MOUSE_MOTION,
+ x, y, x, y, mouse1, mouse2, mouse3, false, false);
+
+ synchronized (eventQueue) {
+ eventQueue.add(mouseEvent);
+ }
+ synchronized (listener) {
+ listener.notifyAll();
+ }
+ }
+
+ /**
+ * Pass mouse events into the event queue.
+ *
+ * @param mouse mouse event received
+ */
+ @Override
+ public void mouseMoved(final MouseEvent mouse) {
+ int x = screen.textColumn(mouse.getX());
+ int y = screen.textRow(mouse.getY());
+ if ((x == oldMouseX) && (y == oldMouseY)) {
+ // Bail out, we've moved some pixels but not a whole text cell.
+ return;
+ }
+ oldMouseX = x;
+ oldMouseY = y;
+
+ TMouseEvent mouseEvent = new TMouseEvent(TMouseEvent.Type.MOUSE_MOTION,
+ x, y, x, y, mouse1, mouse2, mouse3, false, false);
+
+ synchronized (eventQueue) {
+ eventQueue.add(mouseEvent);
+ }
+ synchronized (listener) {
+ listener.notifyAll();
+ }
+ }
+
+ /**
+ * Pass mouse events into the event queue.
+ *
+ * @param mouse mouse event received
+ */
+ @Override
+ public void mouseClicked(final MouseEvent mouse) {
+ // Ignore
+ }
+
+ /**
+ * Pass mouse events into the event queue.
+ *
+ * @param mouse mouse event received
+ */
+ @Override
+ public void mouseEntered(final MouseEvent mouse) {
+ // Ignore
+ }
+
+ /**
+ * Pass mouse events into the event queue.
+ *
+ * @param mouse mouse event received
+ */
+ @Override
+ public void mouseExited(final MouseEvent mouse) {
+ // Ignore
+ }
+
+ /**
+ * Pass mouse events into the event queue.
+ *
+ * @param mouse mouse event received
+ */
+ @Override
+ public void mousePressed(final MouseEvent mouse) {
+ int modifiers = mouse.getModifiersEx();
+ boolean eventMouse1 = false;
+ boolean eventMouse2 = false;
+ boolean eventMouse3 = false;
+ if ((modifiers & MouseEvent.BUTTON1_DOWN_MASK) != 0) {
+ eventMouse1 = true;
+ }
+ if ((modifiers & MouseEvent.BUTTON2_DOWN_MASK) != 0) {
+ eventMouse2 = true;
+ }
+ if ((modifiers & MouseEvent.BUTTON3_DOWN_MASK) != 0) {
+ eventMouse3 = true;
+ }
+ mouse1 = eventMouse1;
+ mouse2 = eventMouse2;
+ mouse3 = eventMouse3;
+ int x = screen.textColumn(mouse.getX());
+ int y = screen.textRow(mouse.getY());
+
+ TMouseEvent mouseEvent = new TMouseEvent(TMouseEvent.Type.MOUSE_DOWN,
+ x, y, x, y, mouse1, mouse2, mouse3, false, false);
+
+ synchronized (eventQueue) {
+ eventQueue.add(mouseEvent);
+ }
+ synchronized (listener) {
+ listener.notifyAll();
+ }
+ }
+
+ /**
+ * Pass mouse events into the event queue.
+ *
+ * @param mouse mouse event received
+ */
+ @Override
+ public void mouseReleased(final MouseEvent mouse) {
+ int modifiers = mouse.getModifiersEx();
+ boolean eventMouse1 = false;
+ boolean eventMouse2 = false;
+ boolean eventMouse3 = false;
+ if ((modifiers & MouseEvent.BUTTON1_DOWN_MASK) != 0) {
+ eventMouse1 = true;
+ }
+ if ((modifiers & MouseEvent.BUTTON2_DOWN_MASK) != 0) {
+ eventMouse2 = true;
+ }
+ if ((modifiers & MouseEvent.BUTTON3_DOWN_MASK) != 0) {
+ eventMouse3 = true;
+ }
+ if (mouse1) {
+ mouse1 = false;
+ eventMouse1 = true;
+ }
+ if (mouse2) {
+ mouse2 = false;
+ eventMouse2 = true;
+ }
+ if (mouse3) {
+ mouse3 = false;
+ eventMouse3 = true;
+ }
+ int x = screen.textColumn(mouse.getX());
+ int y = screen.textRow(mouse.getY());
+
+ TMouseEvent mouseEvent = new TMouseEvent(TMouseEvent.Type.MOUSE_UP,
+ x, y, x, y, eventMouse1, eventMouse2, eventMouse3, false, false);
+
+ synchronized (eventQueue) {
+ eventQueue.add(mouseEvent);
+ }
+ synchronized (listener) {
+ listener.notifyAll();
+ }
+ }
+
+ /**
+ * Pass mouse events into the event queue.
+ *
+ * @param mouse mouse event received
+ */
+ @Override
+ public void mouseWheelMoved(final MouseWheelEvent mouse) {
+ int modifiers = mouse.getModifiersEx();
+ boolean eventMouse1 = false;
+ boolean eventMouse2 = false;
+ boolean eventMouse3 = false;
+ boolean mouseWheelUp = false;
+ boolean mouseWheelDown = false;
+ if ((modifiers & MouseEvent.BUTTON1_DOWN_MASK) != 0) {
+ eventMouse1 = true;
+ }
+ if ((modifiers & MouseEvent.BUTTON2_DOWN_MASK) != 0) {
+ eventMouse2 = true;
+ }
+ if ((modifiers & MouseEvent.BUTTON3_DOWN_MASK) != 0) {
+ eventMouse3 = true;
+ }
+ mouse1 = eventMouse1;
+ mouse2 = eventMouse2;
+ mouse3 = eventMouse3;
+ int x = screen.textColumn(mouse.getX());
+ int y = screen.textRow(mouse.getY());
+ if (mouse.getWheelRotation() > 0) {
+ mouseWheelDown = true;
+ }
+ if (mouse.getWheelRotation() < 0) {
+ mouseWheelUp = true;
+ }
+
+ TMouseEvent mouseEvent = new TMouseEvent(TMouseEvent.Type.MOUSE_DOWN,
+ x, y, x, y, mouse1, mouse2, mouse3, mouseWheelUp, mouseWheelDown);
+
+ synchronized (eventQueue) {
+ eventQueue.add(mouseEvent);
+ }
+ synchronized (listener) {
+ listener.notifyAll();
+ }
}
}
git://git.nikiroo.be / nikiroo-utils.git / blobdiff