*
* The MIT License (MIT)
*
- * Copyright (C) 2017 Kevin Lamonte
+ * Copyright (C) 2019 Kevin Lamonte
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
import java.io.File;
import java.io.IOException;
+import java.text.MessageFormat;
+import java.util.ResourceBundle;
import java.util.Scanner;
import jexer.TApplication;
import jexer.bits.CellAttributes;
import jexer.bits.GraphicsChars;
import jexer.event.TCommandEvent;
+import jexer.event.TKeypressEvent;
import jexer.event.TMouseEvent;
import jexer.event.TResizeEvent;
import static jexer.TCommand.*;
*/
public class TEditorWindow extends TScrollableWindow {
+ /**
+ * Translated strings.
+ */
+ private static final ResourceBundle i18n = ResourceBundle.getBundle(TEditorWindow.class.getName());
+
+ // ------------------------------------------------------------------------
+ // Variables --------------------------------------------------------------
+ // ------------------------------------------------------------------------
+
/**
* Hang onto my TEditor so I can resize it with the window.
*/
private String filename = "";
/**
- * Setup other fields after the editor is created.
+ * If true, hide the mouse after typing a keystroke.
*/
- private void setupAfterEditor() {
- hScroller = new THScroller(this, 17, getHeight() - 2, getWidth() - 20);
- vScroller = new TVScroller(this, getWidth() - 2, 0, getHeight() - 2);
- setMinimumWindowWidth(25);
- setMinimumWindowHeight(10);
- setTopValue(1);
- setBottomValue(editField.getMaximumRowNumber());
- setLeftValue(1);
- setRightValue(editField.getMaximumColumnNumber());
+ private boolean hideMouseWhenTyping = true;
- statusBar = newStatusBar("Editor");
- statusBar.addShortcutKeypress(kbF1, cmHelp, "Help");
- statusBar.addShortcutKeypress(kbF2, cmSave, "Save");
- statusBar.addShortcutKeypress(kbF3, cmOpen, "Open");
- statusBar.addShortcutKeypress(kbF10, cmMenu, "Menu");
- }
+ /**
+ * If true, the mouse should not be displayed because a keystroke was
+ * typed.
+ */
+ private boolean typingHidMouse = false;
+
+ // ------------------------------------------------------------------------
+ // Constructors -----------------------------------------------------------
+ // ------------------------------------------------------------------------
/**
* Public constructor sets window title.
* @param parent the main application
*/
public TEditorWindow(final TApplication parent) {
- this(parent, "New Text Document");
- }
-
- /**
- * Read file data into a string.
- *
- * @param file the file to open
- * @return the file contents
- * @throws IOException if a java.io operation throws
- */
- private String readFileData(final File file) throws IOException {
- StringBuilder fileContents = new StringBuilder();
- Scanner scanner = new Scanner(file);
- String EOL = System.getProperty("line.separator");
-
- try {
- while (scanner.hasNextLine()) {
- fileContents.append(scanner.nextLine() + EOL);
- }
- return fileContents.toString();
- } finally {
- scanner.close();
- }
+ this(parent, i18n.getString("newTextDocument"));
}
- /**
- * Read file data into a string.
- *
- * @param filename the file to open
- * @return the file contents
- * @throws IOException if a java.io operation throws
- */
- private String readFileData(final String filename) throws IOException {
- return readFileData(new File(filename));
- }
+ // ------------------------------------------------------------------------
+ // TWindow ----------------------------------------------------------------
+ // ------------------------------------------------------------------------
/**
* Draw the window.
}
}
- /**
- * Check if a mouse press/release/motion event coordinate is over the
- * editor.
- *
- * @param mouse a mouse-based event
- * @return whether or not the mouse is on the emulator
- */
- private final boolean mouseOnEditor(final TMouseEvent mouse) {
- if ((mouse.getAbsoluteX() >= getAbsoluteX() + 1)
- && (mouse.getAbsoluteX() < getAbsoluteX() + getWidth() - 1)
- && (mouse.getAbsoluteY() >= getAbsoluteY() + 1)
- && (mouse.getAbsoluteY() < getAbsoluteY() + getHeight() - 1)
- ) {
- return true;
- }
- return false;
- }
-
/**
* Handle mouse press events.
*
// Use TWidget's code to pass the event to the children.
super.onMouseDown(mouse);
+ if (hideMouseWhenTyping) {
+ typingHidMouse = false;
+ }
+
if (mouseOnEditor(mouse)) {
// The editor might have changed, update the scollbars.
setBottomValue(editField.getMaximumRowNumber());
- setVerticalValue(editField.getEditingRowNumber());
+ setVerticalValue(editField.getVisibleRowNumber());
setRightValue(editField.getMaximumColumnNumber());
setHorizontalValue(editField.getEditingColumnNumber());
} else {
if (mouse.isMouseWheelUp() || mouse.isMouseWheelDown()) {
// Vertical scrollbar actions
- editField.setEditingRowNumber(getVerticalValue());
+ editField.setVisibleRowNumber(getVerticalValue());
}
+ }
+ }
+
+ /**
+ * Handle mouse release events.
+ *
+ * @param mouse mouse button release event
+ */
+ @Override
+ public void onMouseUp(final TMouseEvent mouse) {
+ // Use TWidget's code to pass the event to the children.
+ super.onMouseUp(mouse);
+
+ if (hideMouseWhenTyping) {
+ typingHidMouse = false;
+ }
+
+ if (mouse.isMouse1() && mouseOnVerticalScroller(mouse)) {
+ // Clicked on vertical scrollbar
+ editField.setVisibleRowNumber(getVerticalValue());
+ }
+
+ // TODO: horizontal scrolling
+ }
+
+ /**
+ * Method that subclasses can override to handle mouse movements.
+ *
+ * @param mouse mouse motion event
+ */
+ @Override
+ public void onMouseMotion(final TMouseEvent mouse) {
+ // Use TWidget's code to pass the event to the children.
+ super.onMouseMotion(mouse);
+
+ if (hideMouseWhenTyping) {
+ typingHidMouse = false;
+ }
+
+ if (mouseOnEditor(mouse) && mouse.isMouse1()) {
+ // The editor might have changed, update the scollbars.
+ setBottomValue(editField.getMaximumRowNumber());
+ setVerticalValue(editField.getVisibleRowNumber());
+ setRightValue(editField.getMaximumColumnNumber());
+ setHorizontalValue(editField.getEditingColumnNumber());
+ } else {
+ if (mouse.isMouse1() && mouseOnVerticalScroller(mouse)) {
+ // Clicked/dragged on vertical scrollbar
+ editField.setVisibleRowNumber(getVerticalValue());
+ }
+
// TODO: horizontal scrolling
}
+
+ }
+
+ /**
+ * Handle keystrokes.
+ *
+ * @param keypress keystroke event
+ */
+ @Override
+ public void onKeypress(final TKeypressEvent keypress) {
+ if (hideMouseWhenTyping) {
+ typingHidMouse = true;
+ }
+
+ // Use TWidget's code to pass the event to the children.
+ super.onKeypress(keypress);
+
+ // The editor might have changed, update the scollbars.
+ setBottomValue(editField.getMaximumRowNumber());
+ setVerticalValue(editField.getVisibleRowNumber());
+ setRightValue(editField.getMaximumColumnNumber());
+ setHorizontalValue(editField.getEditingColumnNumber());
}
/**
String contents = readFileData(filename);
new TEditorWindow(getApplication(), filename, contents);
} catch (IOException e) {
- messageBox("Error", "Error reading file: " +
- e.getMessage());
+ messageBox(i18n.getString("errorDialogTitle"),
+ MessageFormat.format(i18n.
+ getString("errorReadingFile"), e.getMessage()));
}
}
} catch (IOException e) {
- messageBox("Error", "Error opening file dialog: " +
- e.getMessage());
+ messageBox(i18n.getString("errorDialogTitle"),
+ MessageFormat.format(i18n.
+ getString("errorOpeningFileDialog"), e.getMessage()));
}
return;
}
try {
editField.saveToFilename(filename);
} catch (IOException e) {
- messageBox("Error", "Error saving file: " + e.getMessage());
+ messageBox(i18n.getString("errorDialogTitle"),
+ MessageFormat.format(i18n.
+ getString("errorSavingFile"), e.getMessage()));
}
}
return;
super.onCommand(command);
}
+ /**
+ * Returns true if this window does not want the application-wide mouse
+ * cursor drawn over it.
+ *
+ * @return true if this window does not want the application-wide mouse
+ * cursor drawn over it
+ */
+ @Override
+ public boolean hasHiddenMouse() {
+ return (super.hasHiddenMouse() || typingHidMouse);
+ }
+
+ // ------------------------------------------------------------------------
+ // TEditorWindow ----------------------------------------------------------
+ // ------------------------------------------------------------------------
+
+ /**
+ * Setup other fields after the editor is created.
+ */
+ private void setupAfterEditor() {
+ hScroller = new THScroller(this, 17, getHeight() - 2, getWidth() - 20);
+ vScroller = new TVScroller(this, getWidth() - 2, 0, getHeight() - 2);
+ setMinimumWindowWidth(25);
+ setMinimumWindowHeight(10);
+ setTopValue(1);
+ setBottomValue(editField.getMaximumRowNumber());
+ setLeftValue(1);
+ setRightValue(editField.getMaximumColumnNumber());
+
+ statusBar = newStatusBar(i18n.getString("statusBar"));
+ statusBar.addShortcutKeypress(kbF1, cmHelp,
+ i18n.getString("statusBarHelp"));
+ statusBar.addShortcutKeypress(kbF2, cmSave,
+ i18n.getString("statusBarSave"));
+ statusBar.addShortcutKeypress(kbF3, cmOpen,
+ i18n.getString("statusBarOpen"));
+ statusBar.addShortcutKeypress(kbF10, cmMenu,
+ i18n.getString("statusBarMenu"));
+
+ // Hide mouse when typing option
+ if (System.getProperty("jexer.TEditor.hideMouseWhenTyping",
+ "true").equals("false")) {
+
+ hideMouseWhenTyping = false;
+ }
+ }
+
+ /**
+ * Read file data into a string.
+ *
+ * @param file the file to open
+ * @return the file contents
+ * @throws IOException if a java.io operation throws
+ */
+ private String readFileData(final File file) throws IOException {
+ StringBuilder fileContents = new StringBuilder();
+ Scanner scanner = new Scanner(file);
+ String EOL = System.getProperty("line.separator");
+
+ try {
+ while (scanner.hasNextLine()) {
+ fileContents.append(scanner.nextLine() + EOL);
+ }
+ return fileContents.toString();
+ } finally {
+ scanner.close();
+ }
+ }
+
+ /**
+ * Read file data into a string.
+ *
+ * @param filename the file to open
+ * @return the file contents
+ * @throws IOException if a java.io operation throws
+ */
+ private String readFileData(final String filename) throws IOException {
+ return readFileData(new File(filename));
+ }
+
+ /**
+ * Check if a mouse press/release/motion event coordinate is over the
+ * editor.
+ *
+ * @param mouse a mouse-based event
+ * @return whether or not the mouse is on the editor
+ */
+ private boolean mouseOnEditor(final TMouseEvent mouse) {
+ if ((mouse.getAbsoluteX() >= getAbsoluteX() + 1)
+ && (mouse.getAbsoluteX() < getAbsoluteX() + getWidth() - 1)
+ && (mouse.getAbsoluteY() >= getAbsoluteY() + 1)
+ && (mouse.getAbsoluteY() < getAbsoluteY() + getHeight() - 1)
+ ) {
+ return true;
+ }
+ return false;
+ }
+
}