348 lines
8 KiB
Java
348 lines
8 KiB
Java
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//
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// aTextWidget.java
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// guiserver
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//
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// Created by Lutz Mueller on 6/14/07.
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//
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//
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// Copyright (C) 2015 Lutz Mueller
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//
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// This program is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with this program. If not, see <http://www.gnu.org/licenses/>.
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//
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import java.awt.*;
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import java.awt.event.*;
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import java.util.*;
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import javax.swing.*;
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import javax.swing.text.*;
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import java.io.UnsupportedEncodingException;
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public class aTextWidget extends gsObject {
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JTextComponent textcomp;
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JScrollPane areaScrollPane;
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boolean isScrollable;
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String findTextAction;
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public void setText(StringTokenizer tokens)
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{
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String text = tokens.nextToken();
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if(guiserver.UTF8)
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text = Base64Coder.decodeStringUTF8(text);
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else
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text = Base64Coder.decodeString(text);
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textcomp.setText(text);
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}
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public void appendText(StringTokenizer tokens)
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{
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String text = tokens.nextToken();
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if(guiserver.UTF8)
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text = Base64Coder.decodeStringUTF8(text);
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else
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text = Base64Coder.decodeString(text);
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String oldtext = textcomp.getText();
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int len = text.length() + oldtext.length();
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if(len > 100000)
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textcomp.setText((oldtext + text).substring(len - 100000));
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else
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textcomp.setText(oldtext + text);
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if(isScrollable) scrollUp();
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textcomp.repaint();
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}
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public void scrollUp()
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{
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// work around for Java bug #4201999
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try {Thread.sleep(100); } catch (InterruptedException ie) {}
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//textArea.setCaretPosition(textArea.getText().length() - 1);
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JScrollBar vbar = areaScrollPane.getVerticalScrollBar();
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vbar.setValue(vbar.getMaximum());
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}
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public void gotoText(StringTokenizer params)
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{
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int line = Integer.parseInt(params.nextToken());
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int column = Integer.parseInt(params.nextToken());
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if(line < 1) line = 1;
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line--;
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String text = textcomp.getText();
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int len = text.length();
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int pos = 0;
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int col;
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for(int idx = 0; idx < line; idx++)
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{
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pos = text.indexOf("\n", pos) + 1;
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if(pos >= len) break;
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}
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for(col = 0; col < column; col++)
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{
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if(pos + col >= len) break;
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if(text.charAt(pos + col) == '\n') break;
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}
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textcomp.setCaretPosition(pos + col);
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}
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public void clearText(StringTokenizer params)
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{
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textcomp.setText("");
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}
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public void getText(StringTokenizer params)
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{
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String text = textcomp.getText();
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if(text == null) text = "";
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if(guiserver.UTF8 && text.length() != 0)
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text = Base64Coder.encodeStringUTF8(text);
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else
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text = Base64Coder.encodeString(text);
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if(params.hasMoreTokens())
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{
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String action = params.nextToken();
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if(text.length() == 0)
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guiserver.out.println("(" + action + " \"" + id + "\")");
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else
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guiserver.out.println("(" + action + " \"" + id + "\" [text]" + text + "[/text])");
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}
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else
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{
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if(text.length() == 0)
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guiserver.out.println("(set 'gs:text {})");
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else
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guiserver.out.println("(set 'gs:text (base64-dec [text]" + text + "[/text]))");
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}
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guiserver.out.flush();
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}
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public void getSelection(StringTokenizer params)
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{
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String action = params.nextToken();
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String text = textcomp.getSelectedText();
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if(text == null) text = "";
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if(guiserver.UTF8 && text.length() != 0)
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text = Base64Coder.encodeStringUTF8(text);
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else
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text = Base64Coder.encodeString(text);
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if(text.length() == 0)
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guiserver.out.println("(" + action + " \"" + id + "\")");
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else
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guiserver.out.println("(" + action + " \"" + id + "\" [text]" + text + "[/text])");
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guiserver.out.flush();
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}
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public void getTextPosition(StringTokenizer tokens)
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{
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String text = textcomp.getText();
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int caret = textcomp.getCaretPosition();
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int line = 1;
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int col = 1;
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for(int i= 0; i < caret; i++)
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{
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if(text.charAt(i) == '\n')
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{
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col = 0;
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++line;
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}
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++col;
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}
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guiserver.out.println("(set 'gs:text-position '(" + line + " " + col + "))");
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guiserver.out.flush();
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}
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public void setEditable(StringTokenizer tokens)
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{
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if(tokens.nextToken().equals("true"))
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textcomp.setEditable(true);
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else
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textcomp.setEditable(false);
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}
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public void setCaret(StringTokenizer tokens)
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{
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int pos = Integer.parseInt(tokens.nextToken());
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if(pos > textcomp.getText().length())
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pos = textcomp.getText().length();
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textcomp.setCaretPosition(pos);
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textcomp.moveCaretPosition(pos);
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}
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public void selectText(StringTokenizer tokens)
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{
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int toPos;
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textcomp.setCaretPosition(Integer.parseInt(tokens.nextToken()));
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if(tokens.hasMoreTokens())
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toPos = Integer.parseInt(tokens.nextToken());
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else
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toPos = textcomp.getText().length();
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textcomp.moveCaretPosition(toPos);
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}
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public void copyText(StringTokenizer tokens)
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{
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textcomp.copy();
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}
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public void cutText(StringTokenizer tokens)
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{
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textcomp.cut();
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}
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public void pasteText(StringTokenizer tokens)
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{
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if(tokens.hasMoreTokens())
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{
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String text = tokens.nextToken();
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if(guiserver.UTF8)
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text = Base64Coder.decodeStringUTF8(text);
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else
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text = Base64Coder.decodeString(text);
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textcomp.replaceSelection(text);
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}
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else
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textcomp.paste();
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}
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public void insertText(StringTokenizer tokens)
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{
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String text = tokens.nextToken();
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if(guiserver.UTF8)
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text = Base64Coder.decodeStringUTF8(text);
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else
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text = Base64Coder.decodeString(text);
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String oldtext = textcomp.getText();
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int newpos = Integer.parseInt(tokens.nextToken());
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if(newpos > textcomp.getText().length()) newpos = textcomp.getText().length();
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textcomp.setText(oldtext.substring(0, newpos) + text + oldtext.substring(newpos));
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textcomp.update(textcomp.getGraphics());
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}
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public void requestFocus(StringTokenizer tokens)
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{
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textcomp.requestFocus();
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}
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public void setFont(StringTokenizer tokens)
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{
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int style = 0;
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int size = 12;
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String name = tokens.nextToken();
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if(guiserver.UTF8)
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name = Base64Coder.decodeStringUTF8(name);
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else
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name = Base64Coder.decodeString(name);
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if(tokens.hasMoreTokens())
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size = Integer.parseInt(tokens.nextToken());
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while(tokens.hasMoreTokens())
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{
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String sstyle = tokens.nextToken();
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if(sstyle.equals("plain")) style = style | Font.PLAIN;
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if(sstyle.equals("bold")) style = style | Font.BOLD;
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if(sstyle.equals("italic")) style = style | Font.ITALIC;
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}
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Font font = new Font(name, style, size);
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textcomp.setFont(font);
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}
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public void registerMouseEvent(StringTokenizer tokens)
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{
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mouseEvent = tokens.nextToken();
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jcomponent.addMouseListener(new MouseAdapter () {
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public void mouseClicked(MouseEvent e) { mouseEventOut(e, "clicked"); }
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public void mousePressed(MouseEvent e) { mouseEventOut(e, "pressed"); }
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public void mouseReleased(MouseEvent e) { mouseEventOut(e, "released"); }
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});
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}
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private void mouseEventOut(MouseEvent e, String type)
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{
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guiserver.out.println("(" + mouseEvent + " \"" + id + "\" \"" + type + "\" " + e.getX() + " " + e.getY() + " " +
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e.getButton() + " " + e.getClickCount() + " " + e.getModifiers() + ")");
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guiserver.out.flush();
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}
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public static String removeChar(String str, char ch)
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{
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String result = "";
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for (int i = 0; i < str.length(); i ++)
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{
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if (str.charAt(i) != ch)
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result += str.charAt(i);
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}
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return result;
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}
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public void setCaretColor(StringTokenizer tokens)
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{
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Float red = Float.parseFloat(tokens.nextToken());
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Float green = Float.parseFloat(tokens.nextToken());
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Float blue = Float.parseFloat(tokens.nextToken());
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textcomp.setCaretColor(new Color(red, green, blue));
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}
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public void setSelectionColor(StringTokenizer tokens)
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{
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Float red = Float.parseFloat(tokens.nextToken());
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Float green = Float.parseFloat(tokens.nextToken());
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Float blue = Float.parseFloat(tokens.nextToken());
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Float alpha = (float)1.0;
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if(tokens.hasMoreTokens())
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alpha = Float.parseFloat(tokens.nextToken());
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textcomp.setSelectionColor(new Color(red, green, blue, alpha));
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}
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}
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// eof //
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