diff options
Diffstat (limited to 'lttng/org.eclipse.linuxtools.tmf.ui/src/org/eclipse/linuxtools/tmf/ui/widgets/rawviewer/TmfRawEventViewer.java')
| -rw-r--r-- | lttng/org.eclipse.linuxtools.tmf.ui/src/org/eclipse/linuxtools/tmf/ui/widgets/rawviewer/TmfRawEventViewer.java | 404 |
1 files changed, 202 insertions, 202 deletions
diff --git a/lttng/org.eclipse.linuxtools.tmf.ui/src/org/eclipse/linuxtools/tmf/ui/widgets/rawviewer/TmfRawEventViewer.java b/lttng/org.eclipse.linuxtools.tmf.ui/src/org/eclipse/linuxtools/tmf/ui/widgets/rawviewer/TmfRawEventViewer.java index f4a8602445..9845fa09b7 100644 --- a/lttng/org.eclipse.linuxtools.tmf.ui/src/org/eclipse/linuxtools/tmf/ui/widgets/rawviewer/TmfRawEventViewer.java +++ b/lttng/org.eclipse.linuxtools.tmf.ui/src/org/eclipse/linuxtools/tmf/ui/widgets/rawviewer/TmfRawEventViewer.java @@ -78,97 +78,97 @@ public class TmfRawEventViewer extends Composite implements ControlListener, Sel private Composite fTextArea; private StyledText fStyledText; private Font fFixedFont; - private Slider fSlider; - - private final List<LineData> fLines = new ArrayList<>(); - private boolean fActualRanks = false; - private int fTopLineIndex; - private int fLastTopLineIndex; - private final CaretPosition[] fStoredCaretPosition = new CaretPosition[] - { new CaretPosition(0, 0), new CaretPosition(0,0)}; - private int fNumVisibleLines; + private Slider fSlider; + + private final List<LineData> fLines = new ArrayList<>(); + private boolean fActualRanks = false; + private int fTopLineIndex; + private int fLastTopLineIndex; + private final CaretPosition[] fStoredCaretPosition = new CaretPosition[] + { new CaretPosition(0, 0), new CaretPosition(0,0)}; + private int fNumVisibleLines; private ITmfLocation fSelectedLocation = null; private long fHighlightedRank = Long.MIN_VALUE; private int fCursorYCoordinate = -1; private int fHoldSelection = 0; - private static class LineData { - long rank; - ITmfLocation location; - String string; - public LineData(long rank, ITmfLocation location, String string) { - this.rank = rank; - this.location = location; + private static class LineData { + long rank; + ITmfLocation location; + String string; + public LineData(long rank, ITmfLocation location, String string) { + this.rank = rank; + this.location = location; if (string.length() == 0) { this.string = " "; // workaround for setLineBackground has no effect on empty line //$NON-NLS-1$ } else { this.string = string; } - } + } @Override public String toString() { return rank + " [" + location + "]: " + string; //$NON-NLS-1$ //$NON-NLS-2$ } - } - - private static class CaretPosition { - int time; - int caretOffset; - public CaretPosition(int time, int caretOffset) { - this.time = time; - this.caretOffset = caretOffset; - } - } - - // ------------------------------------------------------------------------ - // Constructor - // ------------------------------------------------------------------------ - - /** - * Constructor - * @param parent The parent composite - * @param style The style bits - */ - public TmfRawEventViewer(Composite parent, int style) { - super(parent, style & (~SWT.H_SCROLL) & (~SWT.V_SCROLL)); - - // Set the layout - GridLayout gridLayout = new GridLayout(); - gridLayout.numColumns = 2; - gridLayout.horizontalSpacing = 0; - gridLayout.verticalSpacing = 0; + } + + private static class CaretPosition { + int time; + int caretOffset; + public CaretPosition(int time, int caretOffset) { + this.time = time; + this.caretOffset = caretOffset; + } + } + + // ------------------------------------------------------------------------ + // Constructor + // ------------------------------------------------------------------------ + + /** + * Constructor + * @param parent The parent composite + * @param style The style bits + */ + public TmfRawEventViewer(Composite parent, int style) { + super(parent, style & (~SWT.H_SCROLL) & (~SWT.V_SCROLL)); + + // Set the layout + GridLayout gridLayout = new GridLayout(); + gridLayout.numColumns = 2; + gridLayout.horizontalSpacing = 0; + gridLayout.verticalSpacing = 0; gridLayout.marginWidth = 0; gridLayout.marginHeight = 0; - setLayout(gridLayout); + setLayout(gridLayout); - // Create the controls - createTextArea(style & SWT.H_SCROLL); - createSlider(style & SWT.V_SCROLL); + // Create the controls + createTextArea(style & SWT.H_SCROLL); + createSlider(style & SWT.V_SCROLL); - // Prevent the slider from being traversed - setTabList(new Control[] { fScrolledComposite }); - } + // Prevent the slider from being traversed + setTabList(new Control[] { fScrolledComposite }); + } @Override - public void dispose() { + public void dispose() { if (fFixedFont != null) { fFixedFont.dispose(); fFixedFont = null; } - super.dispose(); - } + super.dispose(); + } - // ------------------------------------------------------------------------ - // Text area handling - // ------------------------------------------------------------------------ + // ------------------------------------------------------------------------ + // Text area handling + // ------------------------------------------------------------------------ /** - * Create the text area and add listeners - */ - private void createTextArea(int style) { - fScrolledComposite = new ScrolledComposite(this, style); - fScrolledComposite.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true)); - fTextArea = new Composite(fScrolledComposite, SWT.NONE); + * Create the text area and add listeners + */ + private void createTextArea(int style) { + fScrolledComposite = new ScrolledComposite(this, style); + fScrolledComposite.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true)); + fTextArea = new Composite(fScrolledComposite, SWT.NONE); fTextArea.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true)); fScrolledComposite.setContent(fTextArea); fScrolledComposite.setExpandHorizontal(true); @@ -205,38 +205,38 @@ public class TmfRawEventViewer extends Composite implements ControlListener, Sel fTextArea.setBackground(fStyledText.getBackground()); fTextArea.addMouseListener(new MouseAdapter() { - @Override + @Override public void mouseDown(MouseEvent e) { - fTextArea.setFocus(); + fTextArea.setFocus(); }}); - } + } - // ------------------------------------------------------------------------ - // Slider handling - // ------------------------------------------------------------------------ + // ------------------------------------------------------------------------ + // Slider handling + // ------------------------------------------------------------------------ - private void createSlider(int style) { - fSlider = new Slider(this, SWT.VERTICAL); + private void createSlider(int style) { + fSlider = new Slider(this, SWT.VERTICAL); fSlider.setLayoutData(new GridData(SWT.FILL, SWT.FILL, false, true)); fSlider.setValues(0, 0, SLIDER_MAX, SLIDER_MAX, 1, 1); - fSlider.addSelectionListener(this); + fSlider.addSelectionListener(this); if ((style & SWT.V_SCROLL) == 0) { fSlider.setVisible(false); } - } + } - // ------------------------------------------------------------------------ - // Controls interactions - // ------------------------------------------------------------------------ + // ------------------------------------------------------------------------ + // Controls interactions + // ------------------------------------------------------------------------ - @Override - public boolean setFocus() { - boolean isVisible = isVisible(); - if (isVisible) { - fTextArea.setFocus(); - } - return isVisible; - } + @Override + public boolean setFocus() { + boolean isVisible = isVisible(); + if (isVisible) { + fTextArea.setFocus(); + } + return isVisible; + } @Override public void setMenu(Menu menu) { @@ -248,48 +248,48 @@ public class TmfRawEventViewer extends Composite implements ControlListener, Sel * @param trace The trace to set */ public void setTrace(ITmfTrace trace) { - fTrace = trace; - fTopLineIndex = 0; - fLines.clear(); - refreshEventCount(); - } + fTrace = trace; + fTopLineIndex = 0; + fLines.clear(); + refreshEventCount(); + } /** * Refreshes the event count, updates the slider thumb and loads display */ - public void refreshEventCount() { - if (fTrace != null) { - if (fTrace.getNbEvents() > 0) { - fSlider.setThumb((int) Math.max(SLIDER_MAX / fTrace.getNbEvents(), 1)); - } else { - fSlider.setThumb(SLIDER_MAX); - } - - if (!isVisible()) { + public void refreshEventCount() { + if (fTrace != null) { + if (fTrace.getNbEvents() > 0) { + fSlider.setThumb((int) Math.max(SLIDER_MAX / fTrace.getNbEvents(), 1)); + } else { + fSlider.setThumb(SLIDER_MAX); + } + + if (!isVisible()) { return; } - if (fLines.size() == 0) { - setTopRank(0); - } else if (fLines.size() < fNumVisibleLines) { - fBottomContext = null; - loadLineData(); - fillTextArea(); - //fSlider.setSelection((int) (SLIDER_MAX * ((double) fLines.get(fTopLineIndex).rank / fTrace.getNbEvents()))); - fSlider.setSelection((int) (SLIDER_MAX * fTrace.getLocationRatio(fLines.get(fTopLineIndex).location))); - } + if (fLines.size() == 0) { + setTopRank(0); + } else if (fLines.size() < fNumVisibleLines) { + fBottomContext = null; + loadLineData(); + fillTextArea(); + //fSlider.setSelection((int) (SLIDER_MAX * ((double) fLines.get(fTopLineIndex).rank / fTrace.getNbEvents()))); + fSlider.setSelection((int) (SLIDER_MAX * fTrace.getLocationRatio(fLines.get(fTopLineIndex).location))); + } } else { fBottomContext = null; fillTextArea(); fSlider.setThumb(SLIDER_MAX); fSlider.setSelection(0); - } - } + } + } - /** - * Selects the event of given rank and makes it visible. - * @param rank The rank of event - */ + /** + * Selects the event of given rank and makes it visible. + * @param rank The rank of event + */ public void selectAndReveal(long rank) { if (fTrace == null || !isVisible()) { return; @@ -379,7 +379,7 @@ public class TmfRawEventViewer extends Composite implements ControlListener, Sel refreshTextArea(); } - private void loadLineData() { + private void loadLineData() { if (fTopLineIndex < 0) { //if (fLines.size() > 0 && fLines.get(0).rank > 0) { //long endRank = fLines.get(0).rank; @@ -401,7 +401,7 @@ public class TmfRawEventViewer extends Composite implements ControlListener, Sel //} //} if (fLines.size() > 0 && fTrace.getLocationRatio(fLines.get(0).location) > 0) { - double lastRatio = fTrace.getLocationRatio(fLines.get(fLines.size() - 1).location); + double lastRatio = fTrace.getLocationRatio(fLines.get(fLines.size() - 1).location); double firstRatio = fTrace.getLocationRatio(fLines.get(0).location); double delta; boolean singleEvent = false; @@ -423,7 +423,7 @@ public class TmfRawEventViewer extends Composite implements ControlListener, Sel location = context.getLocation(); ITmfEvent event = fTrace.getNext(context); if (event == null) { - break; + break; } if (event.getContent() != null && event.getContent().getValue() != null) { String[] lines = event.getContent().getValue().toString().split("\r?\n"); //$NON-NLS-1$ @@ -450,7 +450,7 @@ public class TmfRawEventViewer extends Composite implements ControlListener, Sel break; } if (singleEvent) { - delta = Math.min(delta * 10, 0.1); + delta = Math.min(delta * 10, 0.1); } } } @@ -459,19 +459,19 @@ public class TmfRawEventViewer extends Composite implements ControlListener, Sel } } - while (fLines.size() - fTopLineIndex < fNumVisibleLines) { - if (fBottomContext == null) { - if (fLines.size() == 0) { - fBottomContext = fTrace.seekEvent(0); - } else { + while (fLines.size() - fTopLineIndex < fNumVisibleLines) { + if (fBottomContext == null) { + if (fLines.size() == 0) { + fBottomContext = fTrace.seekEvent(0); + } else { //fBottomContext = fTrace.seekEvent(fLines.get(fLines.size() - 1).rank + 1); - fBottomContext = fTrace.seekEvent(fLines.get(fLines.size() - 1).location); - fTrace.getNext(fBottomContext); - } - if (fBottomContext == null) { - break; - } - } + fBottomContext = fTrace.seekEvent(fLines.get(fLines.size() - 1).location); + fTrace.getNext(fBottomContext); + } + if (fBottomContext == null) { + break; + } + } long rank = fBottomContext.getRank(); ITmfLocation location = fBottomContext.getLocation() != null ? fBottomContext.getLocation() : null; ITmfEvent event = fTrace.getNext(fBottomContext); @@ -482,7 +482,7 @@ public class TmfRawEventViewer extends Composite implements ControlListener, Sel for (String line : event.getContent().getValue().toString().split("\r?\n")) { //$NON-NLS-1$ int crPos; if ((crPos = line.indexOf('\r')) != -1) { - line = line.substring(0, crPos); + line = line.substring(0, crPos); } LineData lineData = new LineData(rank, location, line); fLines.add(lineData); @@ -491,32 +491,32 @@ public class TmfRawEventViewer extends Composite implements ControlListener, Sel LineData lineData = new LineData(rank, location, ""); //$NON-NLS-1$ fLines.add(lineData); } - } - fTopLineIndex = Math.max(0, Math.min(fTopLineIndex, fLines.size() - 1)); - - if (fLines.size() > MAX_LINE_DATA_SIZE) { - if (fTopLineIndex < MAX_LINE_DATA_SIZE / 2) { - long rank = fLines.get(MAX_LINE_DATA_SIZE - 1).rank; - for (int i = MAX_LINE_DATA_SIZE; i < fLines.size(); i++) { - if (fLines.get(i).rank > rank) { - fLines.subList(i, fLines.size()).clear(); - fBottomContext = null; - break; - } - } - } else { - long rank = fLines.get(fLines.size() - MAX_LINE_DATA_SIZE).rank; - for (int i = fLines.size() - MAX_LINE_DATA_SIZE - 1; i >= 0; i--) { + } + fTopLineIndex = Math.max(0, Math.min(fTopLineIndex, fLines.size() - 1)); + + if (fLines.size() > MAX_LINE_DATA_SIZE) { + if (fTopLineIndex < MAX_LINE_DATA_SIZE / 2) { + long rank = fLines.get(MAX_LINE_DATA_SIZE - 1).rank; + for (int i = MAX_LINE_DATA_SIZE; i < fLines.size(); i++) { + if (fLines.get(i).rank > rank) { + fLines.subList(i, fLines.size()).clear(); + fBottomContext = null; + break; + } + } + } else { + long rank = fLines.get(fLines.size() - MAX_LINE_DATA_SIZE).rank; + for (int i = fLines.size() - MAX_LINE_DATA_SIZE - 1; i >= 0; i--) { if (fLines.get(i).rank < rank) { fLines.subList(0, i + 1).clear(); fTopLineIndex -= (i + 1); fLastTopLineIndex -= (i + 1); break; } - } - } - } - } + } + } + } + } private void refreshTextArea() { fStyledText.setText(""); //$NON-NLS-1$ @@ -547,60 +547,60 @@ public class TmfRawEventViewer extends Composite implements ControlListener, Sel } int endLine = Math.min(fNumVisibleLines, fLines.size()); if (endLine < fStyledText.getLineCount()) { - int endOffset = fStyledText.getOffsetAtLine(endLine) - 1; - if (endOffset > fStyledText.getCharCount()) { + int endOffset = fStyledText.getOffsetAtLine(endLine) - 1; + if (endOffset > fStyledText.getCharCount()) { fHoldSelection++; - fStyledText.replaceTextRange(endOffset, fStyledText.getCharCount() - endOffset, ""); //$NON-NLS-1$ + fStyledText.replaceTextRange(endOffset, fStyledText.getCharCount() - endOffset, ""); //$NON-NLS-1$ fHoldSelection--; - } + } } fTextArea.layout(); fScrolledComposite.setMinSize(fTextArea.computeSize(SWT.DEFAULT, SWT.DEFAULT)); } - private void updateTextArea() { - if (fTopLineIndex < fLastTopLineIndex) { - StringBuffer insertedText = new StringBuffer(); - for (int i = fTopLineIndex; i < fLastTopLineIndex; i++) { - insertedText.append(fLines.get(i).string + "\n"); //$NON-NLS-1$ - } - fStyledText.replaceTextRange(0, 0, insertedText.toString()); + private void updateTextArea() { + if (fTopLineIndex < fLastTopLineIndex) { + StringBuffer insertedText = new StringBuffer(); + for (int i = fTopLineIndex; i < fLastTopLineIndex; i++) { + insertedText.append(fLines.get(i).string + "\n"); //$NON-NLS-1$ + } + fStyledText.replaceTextRange(0, 0, insertedText.toString()); for (int i = 0; i < fLastTopLineIndex - fTopLineIndex; i++) { LineData lineData = fLines.get(fTopLineIndex + i); setLineBackground(i, lineData); } - fLastTopLineIndex = fTopLineIndex; - } else if (fTopLineIndex > fLastTopLineIndex) { - int length = 0; - for (int i = 0; i < fTopLineIndex - fLastTopLineIndex && i < fNumVisibleLines; i++) { - length += fLines.get(i + fLastTopLineIndex).string.length(); - if (i < fStyledText.getLineCount()) { + fLastTopLineIndex = fTopLineIndex; + } else if (fTopLineIndex > fLastTopLineIndex) { + int length = 0; + for (int i = 0; i < fTopLineIndex - fLastTopLineIndex && i < fNumVisibleLines; i++) { + length += fLines.get(i + fLastTopLineIndex).string.length(); + if (i < fStyledText.getLineCount()) { length += 1; } - } - fStyledText.replaceTextRange(0, length, ""); //$NON-NLS-1$ + } + fStyledText.replaceTextRange(0, length, ""); //$NON-NLS-1$ fLastTopLineIndex = fTopLineIndex; fillTextArea(); - } + } int endLine = Math.min(fNumVisibleLines, fLines.size()); if (endLine < fStyledText.getLineCount()) { - int endOffset = fStyledText.getOffsetAtLine(endLine) - 1; - if (endOffset > fStyledText.getCharCount()) { - fStyledText.replaceTextRange(endOffset, fStyledText.getCharCount() - endOffset, ""); //$NON-NLS-1$ - } + int endOffset = fStyledText.getOffsetAtLine(endLine) - 1; + if (endOffset > fStyledText.getCharCount()) { + fStyledText.replaceTextRange(endOffset, fStyledText.getCharCount() - endOffset, ""); //$NON-NLS-1$ + } } - fTextArea.layout(); - fScrolledComposite.setMinSize(fTextArea.computeSize(SWT.DEFAULT, SWT.DEFAULT)); - } + fTextArea.layout(); + fScrolledComposite.setMinSize(fTextArea.computeSize(SWT.DEFAULT, SWT.DEFAULT)); + } - private void refreshLineBackgrounds() { + private void refreshLineBackgrounds() { for (int i = 0; (i < fStyledText.getLineCount()) && (i < fNumVisibleLines) && (i < fLines.size() - fTopLineIndex); i++) { LineData lineData = fLines.get(fTopLineIndex + i); setLineBackground(i, lineData); } - } + } - private void setLineBackground(int index, LineData lineData) { + private void setLineBackground(int index, LineData lineData) { if (lineData.location.equals(fSelectedLocation)) { fStyledText.setLineBackground(index, 1, COLOR_BACKGROUND_SELECTED); } else if (lineData.rank == fHighlightedRank) { @@ -610,25 +610,25 @@ public class TmfRawEventViewer extends Composite implements ControlListener, Sel } else { fStyledText.setLineBackground(index, 1, COLOR_BACKGROUND_ODD); } - } - - private void storeCaretPosition(int time, int caretOffset) { - if (fStoredCaretPosition[0].time == time) { - fStoredCaretPosition[0].caretOffset = caretOffset; - } else { - fStoredCaretPosition[1] = fStoredCaretPosition[0]; - fStoredCaretPosition[0] = new CaretPosition(time, caretOffset); - } - } - - private int getPreviousCaretOffset(int time) { - if (fStoredCaretPosition[0].time == time) { - return fStoredCaretPosition[1].caretOffset; - } + } + + private void storeCaretPosition(int time, int caretOffset) { + if (fStoredCaretPosition[0].time == time) { + fStoredCaretPosition[0].caretOffset = caretOffset; + } else { + fStoredCaretPosition[1] = fStoredCaretPosition[0]; + fStoredCaretPosition[0] = new CaretPosition(time, caretOffset); + } + } + + private int getPreviousCaretOffset(int time) { + if (fStoredCaretPosition[0].time == time) { + return fStoredCaretPosition[1].caretOffset; + } return fStoredCaretPosition[0].caretOffset; - } + } - private void updateHighlightedRank() { + private void updateHighlightedRank() { if (fCursorYCoordinate < 0 || fCursorYCoordinate > fStyledText.getSize().y) { if (fHighlightedRank != Long.MIN_VALUE) { fHighlightedRank = Long.MIN_VALUE; @@ -650,7 +650,7 @@ public class TmfRawEventViewer extends Composite implements ControlListener, Sel refreshLineBackgrounds(); } } - } + } // ------------------------------------------------------------------------ // ControlListener (ScrolledComposite) @@ -681,7 +681,7 @@ public class TmfRawEventViewer extends Composite implements ControlListener, Sel @Override public void widgetSelected(SelectionEvent e) { - fTextArea.setFocus(); + fTextArea.setFocus(); if (fLines.size() == 0) { return; } @@ -693,11 +693,11 @@ public class TmfRawEventViewer extends Composite implements ControlListener, Sel case SWT.NONE: { //long rank = (long) (fTrace.getNbEvents() * ((double) fSlider.getSelection() / SLIDER_MAX)); //setTopRank(rank); - if (fSlider.getSelection() == 0 || fSlider.getThumb() == SLIDER_MAX) { + if (fSlider.getSelection() == 0 || fSlider.getThumb() == SLIDER_MAX) { fLines.clear(); setTopPosition(0.0); break; - } + } double ratio = (double) fSlider.getSelection() / (SLIDER_MAX - fSlider.getThumb()); double delta = Math.pow(10, -15); fLines.clear(); |