fix stack overflow

[fanfix.git] / src / jexer / TTerminalWindow.java

diff --git a/src/jexer/TTerminalWindow.java b/src/jexer/TTerminalWindow.java
index 4b8bec494071c4f88b504382319817ef90ac9771..3dc6a4c19e11322f22d4d20126721cb01f4b7209 100644 (file)
--- a/src/jexer/TTerminalWindow.java
+++ b/src/jexer/TTerminalWindow.java
@@ -30,9 +30,11 @@ package jexer;
 
 import java.io.IOException;
 import java.lang.reflect.Field;
+import java.text.MessageFormat;
 import java.util.LinkedList;
 import java.util.List;
 import java.util.Map;
+import java.util.ResourceBundle;
 
 import jexer.bits.Cell;
 import jexer.bits.CellAttributes;
@@ -50,6 +52,12 @@ import static jexer.TKeypress.*;
 public class TTerminalWindow extends TScrollableWindow
                              implements DisplayListener {
 
+
+    /**
+     * Translated strings.
+     */
+    private static final ResourceBundle i18n = ResourceBundle.getBundle(TTerminalWindow.class.getName());
+
     /**
      * The emulator.
      */
@@ -60,6 +68,13 @@ public class TTerminalWindow extends TScrollableWindow
      */
     private Process shell;
 
+    /**
+     * If true, we are using the ptypipe utility to support dynamic window
+     * resizing.  ptypipe is available at
+     * https://github.com/klamonte/ptypipe .
+     */
+    private boolean ptypipe = false;
+
     /**
      * Claim the keystrokes the emulator will need.
      */
@@ -141,7 +156,8 @@ public class TTerminalWindow extends TScrollableWindow
     public TTerminalWindow(final TApplication application, final int x,
         final int y, final int flags) {
 
-        super(application, "Terminal", x, y, 80 + 2, 24 + 2, flags);
+        super(application, i18n.getString("windowTitle"), x, y,
+            80 + 2, 24 + 2, flags);
 
         vScroller = new TVScroller(this, getWidth() - 2, 0, getHeight() - 2);
         setBottomValue(0);
@@ -165,10 +181,19 @@ public class TTerminalWindow extends TScrollableWindow
             String [] cmdShellBSD = {
                 "script", "-q", "-F", "/dev/null"
             };
+            String [] cmdShellPtypipe = {
+                "ptypipe", "/bin/bash", "--login"
+            };
             // Spawn a shell and pass its I/O to the other constructor.
 
             ProcessBuilder pb;
-            if (System.getProperty("os.name").startsWith("Windows")) {
+            if ((System.getProperty("jexer.TTerminal.ptypipe") != null)
+                && (System.getProperty("jexer.TTerminal.ptypipe").
+                    equals("true"))
+            ) {
+                pb = new ProcessBuilder(cmdShellPtypipe);
+                ptypipe = true;
+            } else if (System.getProperty("os.name").startsWith("Windows")) {
                 pb = new ProcessBuilder(cmdShellWindows);
             } else if (System.getProperty("os.name").startsWith("Mac")) {
                 pb = new ProcessBuilder(cmdShellBSD);
@@ -186,10 +211,11 @@ public class TTerminalWindow extends TScrollableWindow
             pb.redirectErrorStream(true);
             shell = pb.start();
             emulator = new ECMA48(deviceType, shell.getInputStream(),
-                shell.getOutputStream());
-            emulator.setListener(this);
+                shell.getOutputStream(), this);
         } catch (IOException e) {
-            messageBox("Error", "Error launching shell: " + e.getMessage());
+            messageBox(i18n.getString("errorLaunchingShellTitle"),
+                MessageFormat.format(i18n.getString("errorLaunchingShellText"),
+                    e.getMessage()));
         }
 
         // Setup the scroll bars
@@ -200,7 +226,7 @@ public class TTerminalWindow extends TScrollableWindow
         addShortcutKeys();
 
         // Add shortcut text
-        newStatusBar("Terminal session executing...");
+        newStatusBar(i18n.getString("statusBarRunning"));
     }
 
     /**
@@ -333,6 +359,30 @@ public class TTerminalWindow extends TScrollableWindow
         doRepaint();
     }
 
+    /**
+     * Function to call to obtain the display width.
+     *
+     * @return the number of columns in the display
+     */
+    public int getDisplayWidth() {
+        if (ptypipe) {
+            return getWidth() - 2;
+        }
+        return 80;
+    }
+
+    /**
+     * Function to call to obtain the display height.
+     *
+     * @return the number of rows in the display
+     */
+    public int getDisplayHeight() {
+        if (ptypipe) {
+            return getHeight() - 2;
+        }
+        return 24;
+    }
+
     /**
      * Handle window close.
      */
@@ -378,13 +428,13 @@ public class TTerminalWindow extends TScrollableWindow
                 try {
                     int rc = shell.exitValue();
                     // The emulator exited on its own, all is fine
-                    setTitle(String.format("%s [Completed - %d]",
-                            getTitle(), rc));
+                    setTitle(MessageFormat.format(i18n.
+                            getString("windowTitleCompleted"), getTitle(), rc));
                     shell = null;
                     emulator.close();
                     clearShortcutKeypresses();
-                    statusBar.setText("Terminal session completed, exit " +
-                        "code " + rc + ".");
+                    statusBar.setText(MessageFormat.format(i18n.
+                            getString("statusBarCompleted"), rc));
                 } catch (IllegalThreadStateException e) {
                     // The emulator thread has exited, but the shell Process
                     // hasn't figured that out yet.  Do nothing, we will see
@@ -395,13 +445,13 @@ public class TTerminalWindow extends TScrollableWindow
                 try {
                     int rc = shell.exitValue();
                     // If we got here, the shell died.
-                    setTitle(String.format("%s [Completed - %d]",
-                            getTitle(), rc));
+                    setTitle(MessageFormat.format(i18n.
+                            getString("windowTitleCompleted"), getTitle(), rc));
                     shell = null;
                     emulator.close();
                     clearShortcutKeypresses();
-                    statusBar.setText("Terminal session completed, exit " +
-                        "code " + rc + ".");
+                    statusBar.setText(MessageFormat.format(i18n.
+                            getString("statusBarCompleted"), rc));
                 } catch (IllegalThreadStateException e) {
                     // The shell is still running, do nothing.
                 }
@@ -429,6 +479,14 @@ public class TTerminalWindow extends TScrollableWindow
 
                 // Get out of scrollback
                 setVerticalValue(0);
+
+                if (ptypipe) {
+                    emulator.setWidth(getWidth() - 2);
+                    emulator.setHeight(getHeight() - 2);
+
+                    emulator.writeRemote("\033[8;" + (getHeight() - 2) + ";" +
+                        (getWidth() - 2) + "t");
+                }
             }
             return;