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@ -9,6 +9,24 @@ |
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*/ |
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*/ |
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package com.fr.design.gui.syntax.ui.rsyntaxtextarea; |
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package com.fr.design.gui.syntax.ui.rsyntaxtextarea; |
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import com.fr.design.gui.syntax.ui.rsyntaxtextarea.TokenUtils.TokenSubList; |
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import com.fr.design.gui.syntax.ui.rsyntaxtextarea.folding.FoldManager; |
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import com.fr.design.gui.syntax.ui.rtextarea.Gutter; |
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import com.fr.design.gui.syntax.ui.rtextarea.RTextArea; |
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import com.fr.design.gui.syntax.ui.rtextarea.RTextScrollPane; |
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import javax.swing.JLabel; |
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import javax.swing.JViewport; |
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import javax.swing.SwingConstants; |
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import javax.swing.UIManager; |
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import javax.swing.text.BadLocationException; |
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import javax.swing.text.Caret; |
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import javax.swing.text.Document; |
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import javax.swing.text.Element; |
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import javax.swing.text.Position; |
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import javax.swing.text.Segment; |
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import javax.swing.text.TabExpander; |
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import javax.swing.text.View; |
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import java.awt.Color; |
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import java.awt.Color; |
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import java.awt.Container; |
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import java.awt.Container; |
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import java.awt.Point; |
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import java.awt.Point; |
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@ -16,23 +34,9 @@ import java.awt.Rectangle; |
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import java.awt.Shape; |
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import java.awt.Shape; |
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import java.awt.Toolkit; |
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import java.awt.Toolkit; |
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import java.util.Map; |
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import java.util.Map; |
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import java.util.Objects; |
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import java.util.regex.Pattern; |
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import java.util.regex.Pattern; |
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import java.util.regex.PatternSyntaxException; |
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import java.util.regex.PatternSyntaxException; |
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import javax.swing.*; |
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import javax.swing.text.BadLocationException; |
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import javax.swing.text.Caret; |
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import javax.swing.text.Document; |
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import javax.swing.text.Element; |
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import javax.swing.text.Position; |
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import javax.swing.text.Segment; |
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import javax.swing.text.TabExpander; |
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import javax.swing.text.View; |
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import com.fr.design.gui.syntax.ui.rsyntaxtextarea.TokenUtils.TokenSubList; |
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import com.fr.design.gui.syntax.ui.rsyntaxtextarea.folding.FoldManager; |
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import com.fr.design.gui.syntax.ui.rtextarea.Gutter; |
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import com.fr.design.gui.syntax.ui.rtextarea.RTextArea; |
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import com.fr.design.gui.syntax.ui.rtextarea.RTextScrollPane; |
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/** |
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/** |
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@ -163,8 +167,7 @@ public class RSyntaxUtilities implements SwingConstants { |
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case ' ': |
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case ' ': |
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if (inPreBlock || !lastWasSpace) { |
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if (inPreBlock || !lastWasSpace) { |
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sb.append(' '); |
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sb.append(' '); |
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} |
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} else { |
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else { |
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sb.append(" "); |
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sb.append(" "); |
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} |
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} |
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lastWasSpace = true; |
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lastWasSpace = true; |
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@ -361,10 +364,11 @@ public class RSyntaxUtilities implements SwingConstants { |
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RSyntaxDocument doc = (RSyntaxDocument) textArea.getDocument(); |
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RSyntaxDocument doc = (RSyntaxDocument) textArea.getDocument(); |
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// Ensure p0 and p1 are valid document positions.
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// Ensure p0 and p1 are valid document positions.
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if (p0<0) |
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if (p0 < 0) { |
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throw new BadLocationException("Invalid document position", p0); |
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throw new BadLocationException("Invalid document position", p0); |
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else if (p1>doc.getLength()) |
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} else if (p1 > doc.getLength()) { |
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throw new BadLocationException("Invalid document position", p1); |
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throw new BadLocationException("Invalid document position", p1); |
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} |
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// Ensure p0 and p1 are in the same line, and get the start/end
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// Ensure p0 and p1 are in the same line, and get the start/end
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// offsets for that line.
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// offsets for that line.
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@ -373,9 +377,10 @@ public class RSyntaxUtilities implements SwingConstants { |
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// We do ">1" because p1 might be the first position on the next line
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// We do ">1" because p1 might be the first position on the next line
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// or the last position on the previous one.
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// or the last position on the previous one.
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// if (lineNum!=map.getElementIndex(p1))
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// if (lineNum!=map.getElementIndex(p1))
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if (Math.abs(lineNum-map.getElementIndex(p1))>1) |
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if (Math.abs(lineNum - map.getElementIndex(p1)) > 1) { |
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throw new IllegalArgumentException("p0 and p1 are not on the " + |
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throw new IllegalArgumentException("p0 and p1 are not on the " + |
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"same line (" + p0 + ", " + p1 + ")."); |
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"same line (" + p0 + ", " + p1 + ")."); |
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} |
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// Get the token list.
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// Get the token list.
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Token t = doc.getTokenListForLine(lineNum); |
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Token t = doc.getTokenListForLine(lineNum); |
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@ -455,14 +460,13 @@ public class RSyntaxUtilities implements SwingConstants { |
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Token token = doc.getTokenListForLine(curLine); |
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Token token = doc.getTokenListForLine(curLine); |
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token = RSyntaxUtilities.getTokenAtOffset(token, caretPosition); |
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token = RSyntaxUtilities.getTokenAtOffset(token, caretPosition); |
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// All brackets are always returned as "separators."
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// All brackets are always returned as "separators."
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if (token.getType()!=Token.SEPARATOR) { |
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if (Objects.requireNonNull(token).getType() != Token.SEPARATOR) { |
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return input; |
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return input; |
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} |
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} |
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if (index < 3) { // One of "{[("
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if (index < 3) { // One of "{[("
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goForward = true; |
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goForward = true; |
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bracketMatch = BRACKETS.charAt(index + 3); |
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bracketMatch = BRACKETS.charAt(index + 3); |
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} |
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} else { // One of ")]}"
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else { // One of ")]}"
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goForward = false; |
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goForward = false; |
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bracketMatch = BRACKETS.charAt(index - 3); |
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bracketMatch = BRACKETS.charAt(index - 3); |
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} |
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} |
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@ -487,24 +491,23 @@ public class RSyntaxUtilities implements SwingConstants { |
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char ch = charSegment.array[i]; |
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char ch = charSegment.array[i]; |
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if (ch == bracket) { |
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if (ch == bracket) { |
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if (haveTokenList==false) { |
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if (!haveTokenList) { |
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token = doc.getTokenListForLine(curLine); |
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token = doc.getTokenListForLine(curLine); |
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haveTokenList = true; |
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haveTokenList = true; |
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} |
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} |
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int offset = start + (i - segOffset); |
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int offset = start + (i - segOffset); |
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token = RSyntaxUtilities.getTokenAtOffset(token, offset); |
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token = RSyntaxUtilities.getTokenAtOffset(token, offset); |
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if (token.getType()==Token.SEPARATOR) |
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if (Objects.requireNonNull(token).getType() == Token.SEPARATOR) { |
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numEmbedded++; |
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numEmbedded++; |
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} |
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} |
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} else if (ch == bracketMatch) { |
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else if (ch==bracketMatch) { |
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if (!haveTokenList) { |
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if (haveTokenList==false) { |
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token = doc.getTokenListForLine(curLine); |
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token = doc.getTokenListForLine(curLine); |
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haveTokenList = true; |
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haveTokenList = true; |
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} |
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} |
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int offset = start + (i - segOffset); |
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int offset = start + (i - segOffset); |
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token = RSyntaxUtilities.getTokenAtOffset(token, offset); |
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token = RSyntaxUtilities.getTokenAtOffset(token, offset); |
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if (token.getType()==Token.SEPARATOR) { |
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if (Objects.requireNonNull(token).getType() == Token.SEPARATOR) { |
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if (numEmbedded == 0) { |
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if (numEmbedded == 0) { |
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if (textArea.isCodeFoldingEnabled() && |
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if (textArea.isCodeFoldingEnabled() && |
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textArea.getFoldManager().isLineHidden(curLine)) { |
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textArea.getFoldManager().isLineHidden(curLine)) { |
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@ -521,8 +524,9 @@ public class RSyntaxUtilities implements SwingConstants { |
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// Bail out if we've gone through all lines and
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// Bail out if we've gone through all lines and
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// haven't found the match.
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// haven't found the match.
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if (++curLine==lastLine) |
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if (++curLine == lastLine) { |
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return input; |
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return input; |
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} |
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// Otherwise, go through the next line.
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// Otherwise, go through the next line.
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haveTokenList = false; |
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haveTokenList = false; |
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@ -557,24 +561,23 @@ public class RSyntaxUtilities implements SwingConstants { |
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char ch = charSegment.array[i]; |
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char ch = charSegment.array[i]; |
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if (ch == bracket) { |
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if (ch == bracket) { |
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if (haveTokenList==false) { |
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if (!haveTokenList) { |
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token = doc.getTokenListForLine(curLine); |
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token = doc.getTokenListForLine(curLine); |
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haveTokenList = true; |
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haveTokenList = true; |
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} |
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} |
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int offset = start + (i - segOffset); |
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int offset = start + (i - segOffset); |
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t2 = RSyntaxUtilities.getTokenAtOffset(token, offset); |
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t2 = RSyntaxUtilities.getTokenAtOffset(token, offset); |
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if (t2.getType()==Token.SEPARATOR) |
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if (Objects.requireNonNull(t2).getType() == Token.SEPARATOR) { |
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numEmbedded++; |
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numEmbedded++; |
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} |
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} |
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} else if (ch == bracketMatch) { |
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else if (ch==bracketMatch) { |
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if (!haveTokenList) { |
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if (haveTokenList==false) { |
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token = doc.getTokenListForLine(curLine); |
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token = doc.getTokenListForLine(curLine); |
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haveTokenList = true; |
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haveTokenList = true; |
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} |
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} |
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int offset = start + (i - segOffset); |
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int offset = start + (i - segOffset); |
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t2 = RSyntaxUtilities.getTokenAtOffset(token, offset); |
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t2 = RSyntaxUtilities.getTokenAtOffset(token, offset); |
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if (t2.getType()==Token.SEPARATOR) { |
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if (Objects.requireNonNull(t2).getType() == Token.SEPARATOR) { |
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if (numEmbedded == 0) { |
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if (numEmbedded == 0) { |
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input.setLocation(caretPosition, offset); |
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input.setLocation(caretPosition, offset); |
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return input; |
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return input; |
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@ -642,7 +645,7 @@ public class RSyntaxUtilities implements SwingConstants { |
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* Some views may not be visible, |
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* Some views may not be visible, |
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* they might not be in the same order found in the model, or they just |
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* they might not be in the same order found in the model, or they just |
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* might not allow access to some of the locations in the model.<p> |
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* might not allow access to some of the locations in the model.<p> |
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* |
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* <p> |
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* NOTE: You should only call this method if the passed-in |
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* NOTE: You should only call this method if the passed-in |
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* <code>javax.swing.text.View</code> is an instance of |
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* <code>javax.swing.text.View</code> is an instance of |
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* {@link TokenOrientedView} and <code>javax.swing.text.TabExpander</code>; |
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* {@link TokenOrientedView} and <code>javax.swing.text.TabExpander</code>; |
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@ -661,8 +664,8 @@ public class RSyntaxUtilities implements SwingConstants { |
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* </ul> |
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* </ul> |
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* @return the location within the model that best represents the next |
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* @return the location within the model that best represents the next |
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* location visual position |
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* location visual position |
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* @exception BadLocationException |
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* @throws BadLocationException |
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* @exception IllegalArgumentException if <code>direction</code> |
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* @throws IllegalArgumentException if <code>direction</code> |
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* doesn't have one of the legal values above |
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* doesn't have one of the legal values above |
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*/ |
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*/ |
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public static int getNextVisualPositionFrom(int pos, Position.Bias b, |
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public static int getNextVisualPositionFrom(int pos, Position.Bias b, |
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@ -688,29 +691,29 @@ public class RSyntaxUtilities implements SwingConstants { |
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// YECK! Ideally, the x location from the magic caret
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// YECK! Ideally, the x location from the magic caret
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// position would be passed in.
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// position would be passed in.
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Point mcp; |
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Point mcp; |
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if (c != null) |
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if (c != null) { |
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mcp = c.getMagicCaretPosition(); |
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mcp = c.getMagicCaretPosition(); |
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else |
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} else { |
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mcp = null; |
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mcp = null; |
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} |
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int x; |
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int x; |
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if (mcp == null) { |
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if (mcp == null) { |
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Rectangle loc = target.modelToView(pos); |
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Rectangle loc = Objects.requireNonNull(target).modelToView(pos); |
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x = (loc == null) ? 0 : loc.x; |
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x = (loc == null) ? 0 : loc.x; |
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} |
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} else { |
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else { |
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x = mcp.x; |
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x = mcp.x; |
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} |
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} |
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if (direction == NORTH) |
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if (direction == NORTH) { |
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pos = getPositionAbove(target, pos, x, (TabExpander) view); |
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pos = getPositionAbove(target, pos, x, (TabExpander) view); |
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else |
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} else { |
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pos = getPositionBelow(target, pos, x, (TabExpander) view); |
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pos = getPositionBelow(target, pos, x, (TabExpander) view); |
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} |
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break; |
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break; |
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case WEST: |
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case WEST: |
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if (pos == -1) { |
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if (pos == -1) { |
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pos = Math.max(0, view.getEndOffset() - 1); |
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pos = Math.max(0, view.getEndOffset() - 1); |
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} |
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} else { |
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else { |
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pos = Math.max(0, pos - 1); |
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pos = Math.max(0, pos - 1); |
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if (target.isCodeFoldingEnabled()) { |
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if (target.isCodeFoldingEnabled()) { |
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int last = target.getLineOfOffset(pos + 1); |
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int last = target.getLineOfOffset(pos + 1); |
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@ -718,7 +721,9 @@ public class RSyntaxUtilities implements SwingConstants { |
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if (last != current) { // If moving up a line...
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if (last != current) { // If moving up a line...
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FoldManager fm = target.getFoldManager(); |
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FoldManager fm = target.getFoldManager(); |
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if (fm.isLineHidden(current)) { |
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if (fm.isLineHidden(current)) { |
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while (--current>0 && fm.isLineHidden(current)); |
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while (--current > 0 && fm.isLineHidden(current)) { |
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; |
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} |
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pos = target.getLineEndOffset(current) - 1; |
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pos = target.getLineEndOffset(current) - 1; |
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} |
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} |
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} |
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} |
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@ -729,8 +734,7 @@ public class RSyntaxUtilities implements SwingConstants { |
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case EAST: |
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case EAST: |
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if (pos == -1) { |
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if (pos == -1) { |
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pos = view.getStartOffset(); |
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pos = view.getStartOffset(); |
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} |
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} else { |
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else { |
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pos = Math.min(pos + 1, view.getDocument().getLength()); |
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pos = Math.min(pos + 1, view.getDocument().getLength()); |
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if (target.isCodeFoldingEnabled()) { |
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if (target.isCodeFoldingEnabled()) { |
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int last = target.getLineOfOffset(pos - 1); |
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int last = target.getLineOfOffset(pos - 1); |
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@ -739,7 +743,9 @@ public class RSyntaxUtilities implements SwingConstants { |
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FoldManager fm = target.getFoldManager(); |
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FoldManager fm = target.getFoldManager(); |
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if (fm.isLineHidden(current)) { |
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if (fm.isLineHidden(current)) { |
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int lineCount = target.getLineCount(); |
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int lineCount = target.getLineCount(); |
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while (++current<lineCount && fm.isLineHidden(current)); |
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while (++current < lineCount && fm.isLineHidden(current)) { |
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; |
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} |
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pos = current == lineCount ? |
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pos = current == lineCount ? |
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target.getLineEndOffset(last) - 1 : // Was the last visible line
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target.getLineEndOffset(last) - 1 : // Was the last visible line
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target.getLineStartOffset(current); |
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target.getLineStartOffset(current); |
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@ -770,23 +776,22 @@ public class RSyntaxUtilities implements SwingConstants { |
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* @param x the X coordinate >= 0 |
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* @param x the X coordinate >= 0 |
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* @return the position >= 0 if the request can be computed, otherwise |
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* @return the position >= 0 if the request can be computed, otherwise |
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* a value of -1 will be returned. |
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* a value of -1 will be returned. |
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* @exception BadLocationException if the offset is out of range |
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* @throws BadLocationException if the offset is out of range |
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*/ |
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*/ |
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public static final int getPositionAbove(RSyntaxTextArea c, int offs, |
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public static final int getPositionAbove(RSyntaxTextArea c, int offs, |
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float x, TabExpander e) throws BadLocationException { |
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float x, TabExpander e) throws BadLocationException { |
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TokenOrientedView tov = (TokenOrientedView) e; |
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TokenOrientedView tov = (TokenOrientedView) e; |
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Token token = tov.getTokenListForPhysicalLineAbove(offs); |
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Token token = tov.getTokenListForPhysicalLineAbove(offs); |
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if (token==null) |
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if (token == null) { |
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return -1; |
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return -1; |
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} |
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// A line containing only Token.NULL is an empty line.
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// A line containing only Token.NULL is an empty line.
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else if (token.getType() == Token.NULL) { |
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else if (token.getType() == Token.NULL) { |
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int line = c.getLineOfOffset(offs); // Sure to be >0 ??
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int line = c.getLineOfOffset(offs); // Sure to be >0 ??
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return c.getLineStartOffset(line - 1); |
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return c.getLineStartOffset(line - 1); |
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} |
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} else { |
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else { |
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return token.getListOffset(c, e, 0, x); |
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return token.getListOffset(c, e, 0, x); |
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} |
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} |
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@ -804,15 +809,16 @@ public class RSyntaxUtilities implements SwingConstants { |
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* @param x the X coordinate >= 0 |
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* @param x the X coordinate >= 0 |
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* @return the position >= 0 if the request can be computed, otherwise |
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* @return the position >= 0 if the request can be computed, otherwise |
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* a value of -1 will be returned. |
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* a value of -1 will be returned. |
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* @exception BadLocationException if the offset is out of range |
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* @throws BadLocationException if the offset is out of range |
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*/ |
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*/ |
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public static final int getPositionBelow(RSyntaxTextArea c, int offs, |
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public static final int getPositionBelow(RSyntaxTextArea c, int offs, |
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float x, TabExpander e) throws BadLocationException { |
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float x, TabExpander e) throws BadLocationException { |
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TokenOrientedView tov = (TokenOrientedView) e; |
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TokenOrientedView tov = (TokenOrientedView) e; |
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Token token = tov.getTokenListForPhysicalLineBelow(offs); |
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Token token = tov.getTokenListForPhysicalLineBelow(offs); |
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if (token==null) |
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if (token == null) { |
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return -1; |
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return -1; |
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} |
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// A line containing only Token.NULL is an empty line.
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// A line containing only Token.NULL is an empty line.
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else if (token.getType() == Token.NULL) { |
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else if (token.getType() == Token.NULL) { |
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@ -821,9 +827,7 @@ public class RSyntaxUtilities implements SwingConstants { |
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FoldManager fm = c.getFoldManager(); |
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FoldManager fm = c.getFoldManager(); |
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line = fm.getVisibleLineBelow(line); |
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line = fm.getVisibleLineBelow(line); |
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return c.getLineStartOffset(line); |
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return c.getLineStartOffset(line); |
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} |
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} else { |
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else { |
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return token.getListOffset(c, e, 0, x); |
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return token.getListOffset(c, e, 0, x); |
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} |
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} |
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@ -869,9 +873,10 @@ return c.getLineStartOffset(line); |
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*/ |
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*/ |
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public static final Token getTokenAtOffset(Token tokenList, int offset) { |
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public static final Token getTokenAtOffset(Token tokenList, int offset) { |
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for (Token t = tokenList; t != null && t.isPaintable(); t = t.getNextToken()) { |
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for (Token t = tokenList; t != null && t.isPaintable(); t = t.getNextToken()) { |
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if (t.containsPosition(offset)) |
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if (t.containsPosition(offset)) { |
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return t; |
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return t; |
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} |
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} |
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} |
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return null; |
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return null; |
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} |
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} |
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@ -901,12 +906,14 @@ return c.getLineStartOffset(line); |
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int count = s.length(); |
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int count = s.length(); |
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char ch = s.charAt(i); |
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char ch = s.charAt(i); |
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if (Character.isWhitespace(ch)) { |
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if (Character.isWhitespace(ch)) { |
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while (i<count && Character.isWhitespace(s.charAt(i++))); |
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while (i < count && Character.isWhitespace(s.charAt(i++))) { |
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; |
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} |
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} |
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else if (Character.isLetterOrDigit(ch)) { |
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} else if (Character.isLetterOrDigit(ch)) { |
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while (i<count && Character.isLetterOrDigit(s.charAt(i++))); |
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while (i < count && Character.isLetterOrDigit(s.charAt(i++))) { |
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; |
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} |
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} |
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else { |
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} else { |
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i = 2; |
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i = 2; |
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} |
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} |
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offs += i - 1; |
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offs += i - 1; |
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@ -949,8 +956,7 @@ return c.getLineStartOffset(line); |
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i--; |
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i--; |
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} |
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} |
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offs = lineStart + i; |
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offs = lineStart + i; |
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} |
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} else if (Character.isLetterOrDigit(ch)) { |
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else if (Character.isLetterOrDigit(ch)) { |
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while (i > 0 && Character.isLetterOrDigit(s.charAt(i - 1))) { |
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while (i > 0 && Character.isLetterOrDigit(s.charAt(i - 1))) { |
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i--; |
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i--; |
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} |
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} |
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@ -968,7 +974,7 @@ return c.getLineStartOffset(line); |
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* Determines the width of the given token list taking tabs |
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* Determines the width of the given token list taking tabs |
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* into consideration. This is implemented in a 1.1 style coordinate |
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* into consideration. This is implemented in a 1.1 style coordinate |
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* system where ints are used and 72dpi is assumed.<p> |
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* system where ints are used and 72dpi is assumed.<p> |
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* |
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* <p> |
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* This method also assumes that the passed-in token list begins at |
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* This method also assumes that the passed-in token list begins at |
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* x-pixel <code>0</code> in the view (for tab purposes). |
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* x-pixel <code>0</code> in the view (for tab purposes). |
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* |
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* |
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@ -1203,8 +1209,9 @@ return c.getLineStartOffset(line); |
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// We do it this way as we'd need to do two conditions anyway (first
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// We do it this way as we'd need to do two conditions anyway (first
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// to check that ch<255 so it can index into our table, then whether
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// to check that ch<255 so it can index into our table, then whether
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// that table position has the upper-case mask).
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// that table position has the upper-case mask).
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if (ch>='A' && ch<='Z') |
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if (ch >= 'A' && ch <= 'Z') { |
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return (char) (ch | 0x20); |
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return (char) (ch | 0x20); |
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} |
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return ch; |
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return ch; |
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} |
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} |
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@ -1233,15 +1240,16 @@ return c.getLineStartOffset(line); |
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String osName = System.getProperty("os.name"); |
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String osName = System.getProperty("os.name"); |
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if (osName != null) { // Should always be true.
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if (osName != null) { // Should always be true.
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osName = osName.toLowerCase(); |
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osName = osName.toLowerCase(); |
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if (osName.indexOf("windows") > -1) |
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if (osName.contains("windows")) { |
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os = OS_WINDOWS; |
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os = OS_WINDOWS; |
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else if (osName.indexOf("mac os x") > -1) |
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} else if (osName.contains("mac os x")) { |
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os = OS_MAC_OSX; |
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os = OS_MAC_OSX; |
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else if (osName.indexOf("linux") > -1) |
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} else if (osName.contains("linux")) { |
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os = OS_LINUX; |
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os = OS_LINUX; |
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else |
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} else { |
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os = OS_OTHER; |
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os = OS_OTHER; |
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} |
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} |
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} |
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return os; |
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return os; |
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} |
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} |
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@ -1280,12 +1288,17 @@ return c.getLineStartOffset(line); |
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sb.append('^'); |
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sb.append('^'); |
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break; |
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break; |
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case '\\': |
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case '\\': |
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case '.': case '|': |
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case '.': |
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case '+': case '-': |
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case '|': |
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case '+': |
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case '-': |
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case '$': |
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case '$': |
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case '[': case ']': |
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case '[': |
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case '{': case '}': |
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case ']': |
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case '(': case ')': |
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case '{': |
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case '}': |
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case '(': |
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case ')': |
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sb.append('\\').append(ch); |
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sb.append('\\').append(ch); |
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break; |
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break; |
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default: |
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default: |
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Hugh.C
5 years ago