/**
* view command
*
* @param shell shell
* @param repositoryTab repository tab
* @param fileData file to view
* @param revision revision to view
*/
CommandView(
final Shell shell,
final RepositoryTab repositoryTab,
final FileData fileData,
final String revision) {
Composite composite, subComposite;
Label label;
Button button;
Listener listener;
// initialize variables
this.repositoryTab = repositoryTab;
this.fileData = fileData;
// get display
display = shell.getDisplay();
clipboard = new Clipboard(display);
// add files dialog
dialog = Dialogs.open(shell, "View: " + fileData.getFileName(), new double[] {1.0, 0.0}, 1.0);
composite = Widgets.newComposite(dialog);
composite.setLayout(new TableLayout(new double[] {0.0, 1.0, 0.0}, 1.0, 4));
Widgets.layout(composite, 0, 0, TableLayoutData.NSWE, 0, 0, 4);
{
subComposite = Widgets.newComposite(composite);
subComposite.setLayout(new TableLayout(1.0, new double[] {0.0, 1.0}));
Widgets.layout(subComposite, 0, 0, TableLayoutData.WE);
{
label = Widgets.newLabel(subComposite, "Revision:");
Widgets.layout(label, 0, 0, TableLayoutData.W);
widgetRevision = Widgets.newSelect(subComposite);
widgetRevision.setEnabled(false);
Widgets.layout(widgetRevision, 0, 1, TableLayoutData.WE);
Widgets.addModifyListener(
new WidgetListener(widgetRevision, data) {
public void modified(Control control) {
Widgets.setEnabled(control, (data.revisionNames != null));
}
});
widgetRevision.setToolTipText("Revision to view.");
widgetRevisionPrev = Widgets.newButton(subComposite, Onzen.IMAGE_ARROW_LEFT);
widgetRevisionPrev.setEnabled(false);
Widgets.layout(widgetRevisionPrev, 0, 2, TableLayoutData.NSW);
Widgets.addModifyListener(
new WidgetListener(widgetRevisionPrev, data) {
public void modified(Control control) {
Widgets.setEnabled(
control,
(data.revisionNames != null) && (widgetRevision.getSelectionIndex() > 0));
}
});
widgetRevisionPrev.setToolTipText("Show previous revision.");
widgetRevisionNext = Widgets.newButton(subComposite, Onzen.IMAGE_ARROW_RIGHT);
widgetRevisionNext.setEnabled(false);
Widgets.layout(widgetRevisionNext, 0, 3, TableLayoutData.NSW);
Widgets.addModifyListener(
new WidgetListener(widgetRevisionNext, data) {
public void modified(Control control) {
Widgets.setEnabled(
control,
(data.revisionNames != null)
&& (widgetRevision.getSelectionIndex() < data.revisionNames.length - 1));
}
});
widgetRevisionNext.setToolTipText("Show next revision.");
}
subComposite = Widgets.newComposite(composite, SWT.H_SCROLL | SWT.V_SCROLL);
subComposite.setLayout(new TableLayout(1.0, new double[] {0.0, 1.0}));
Widgets.layout(subComposite, 1, 0, TableLayoutData.NSWE);
{
widgetLineNumbers = Widgets.newTextView(subComposite, SWT.RIGHT | SWT.BORDER | SWT.MULTI);
widgetLineNumbers.setForeground(Onzen.COLOR_GRAY);
Widgets.layout(widgetLineNumbers, 0, 0, TableLayoutData.NS, 0, 0, 0, 0, 60, SWT.DEFAULT);
Widgets.addModifyListener(
new WidgetListener(widgetLineNumbers, data) {
public void modified(Control control) {
control.setForeground((data.lines != null) ? null : Onzen.COLOR_GRAY);
}
});
widgetText = Widgets.newTextView(subComposite, SWT.LEFT | SWT.BORDER | SWT.MULTI);
widgetText.setForeground(Onzen.COLOR_GRAY);
Widgets.layout(widgetText, 0, 1, TableLayoutData.NSWE);
Widgets.addModifyListener(
new WidgetListener(widgetText, data) {
public void modified(Control control) {
control.setForeground((data.lines != null) ? null : Onzen.COLOR_GRAY);
}
});
}
widgetHorizontalScrollBar = subComposite.getHorizontalBar();
widgetVerticalScrollBar = subComposite.getVerticalBar();
subComposite = Widgets.newComposite(composite);
subComposite.setLayout(new TableLayout(1.0, new double[] {0.0, 1.0}));
Widgets.layout(subComposite, 2, 0, TableLayoutData.NSWE);
{
label = Widgets.newLabel(subComposite, "Find:", SWT.NONE, Settings.keyFind);
Widgets.layout(label, 0, 0, TableLayoutData.W);
widgetFind = Widgets.newText(subComposite, SWT.SEARCH | SWT.ICON_CANCEL);
widgetFind.setMessage("Enter text to find");
Widgets.layout(widgetFind, 0, 1, TableLayoutData.WE);
widgetFindPrev = Widgets.newButton(subComposite, Onzen.IMAGE_ARROW_UP);
widgetFindPrev.setEnabled(false);
Widgets.layout(widgetFindPrev, 0, 2, TableLayoutData.NSW);
Widgets.addModifyListener(
new WidgetListener(widgetFindPrev, data) {
public void modified(Control control) {
Widgets.setEnabled(control, (data.lines != null));
}
});
widgetFindPrev.setToolTipText(
"Find previous occurrence of text ["
+ Widgets.acceleratorToText(Settings.keyFindPrev)
+ "].");
widgetFindNext = Widgets.newButton(subComposite, Onzen.IMAGE_ARROW_DOWN);
widgetFindNext.setEnabled(false);
Widgets.layout(widgetFindNext, 0, 3, TableLayoutData.NSW);
Widgets.addModifyListener(
new WidgetListener(widgetFindNext, data) {
public void modified(Control control) {
Widgets.setEnabled(control, (data.lines != null));
}
});
widgetFindNext.setToolTipText(
"Find next occurrence of text ["
+ Widgets.acceleratorToText(Settings.keyFindNext)
+ "].");
}
}
// buttons
composite = Widgets.newComposite(dialog);
composite.setLayout(new TableLayout(0.0, 1.0));
Widgets.layout(composite, 1, 0, TableLayoutData.WE, 0, 0, 4);
{
button = Widgets.newButton(composite, "Save as...");
Widgets.layout(
button, 0, 0, TableLayoutData.W, 0, 0, 0, 0, SWT.DEFAULT, SWT.DEFAULT, 70, SWT.DEFAULT);
button.addSelectionListener(
new SelectionListener() {
public void widgetDefaultSelected(SelectionEvent selectionEvent) {}
public void widgetSelected(SelectionEvent selectionEvent) {
// get file name
String fileName = Dialogs.fileSave(dialog, "Save file", "", new String[] {"*"});
if (fileName == null) {
return;
}
// check if file exists: overwrite or append
File file = new File(fileName);
if (file.exists()) {
switch (Dialogs.select(
dialog,
"Confirmation",
String.format("File '%s' already exists.", fileName),
new String[] {"Overwrite", "Append", "Cancel"},
2)) {
case 0:
if (!file.delete()) {
Dialogs.error(dialog, "Cannot delete file!");
return;
}
case 1:
break;
case 2:
return;
}
}
PrintWriter output = null;
try {
// open file
output = new PrintWriter(new FileWriter(file, true));
// write/append file
for (String line : data.lines) {
output.println(line);
}
// close file
output.close();
} catch (IOException exception) {
Dialogs.error(
dialog,
"Cannot write file '" + file.getName() + "' (error: " + exception.getMessage());
return;
} finally {
if (output != null) output.close();
}
}
});
widgetClose = Widgets.newButton(composite, "Close");
Widgets.layout(
widgetClose,
0,
1,
TableLayoutData.E,
0,
0,
0,
0,
SWT.DEFAULT,
SWT.DEFAULT,
70,
SWT.DEFAULT);
widgetClose.addSelectionListener(
new SelectionListener() {
public void widgetDefaultSelected(SelectionEvent selectionEvent) {}
public void widgetSelected(SelectionEvent selectionEvent) {
Settings.geometryView = dialog.getSize();
Dialogs.close(dialog, false);
}
});
}
// listeners
widgetRevision.addSelectionListener(
new SelectionListener() {
public void widgetDefaultSelected(SelectionEvent selectionEvent) {}
public void widgetSelected(SelectionEvent selectionEvent) {
Combo widget = (Combo) selectionEvent.widget;
int index = widget.getSelectionIndex();
if ((data.revisionNames != null)
&& (index >= 0)
&& (index < data.revisionNames.length)) {
show(data.revisionNames[index]);
}
}
});
widgetRevisionPrev.addSelectionListener(
new SelectionListener() {
public void widgetDefaultSelected(SelectionEvent selectionEvent) {}
public void widgetSelected(SelectionEvent selectionEvent) {
int index = widgetRevision.getSelectionIndex();
if (index > 0) {
show(data.revisionNames[index - 1]);
}
}
});
widgetRevisionNext.addSelectionListener(
new SelectionListener() {
public void widgetDefaultSelected(SelectionEvent selectionEvent) {}
public void widgetSelected(SelectionEvent selectionEvent) {
int index = widgetRevision.getSelectionIndex();
if ((data.revisionNames != null) && (index < data.revisionNames.length - 1)) {
show(data.revisionNames[index + 1]);
}
}
});
listener =
new Listener() {
public void handleEvent(Event event) {
StyledText widget = (StyledText) event.widget;
int topIndex = widget.getTopIndex();
// Dprintf.dprintf("%d %d",widget.getTopPixel(),widgetText.getTopPixel());
widgetText.setTopIndex(topIndex);
widgetText.setCaretOffset(widgetText.getOffsetAtLine(topIndex));
}
};
widgetLineNumbers.addListener(SWT.KeyDown, listener);
widgetLineNumbers.addListener(SWT.KeyUp, listener);
widgetLineNumbers.addListener(SWT.MouseDown, listener);
widgetLineNumbers.addListener(SWT.MouseUp, listener);
widgetLineNumbers.addListener(SWT.MouseMove, listener);
widgetLineNumbers.addListener(SWT.Resize, listener);
listener =
new Listener() {
public void handleEvent(Event event) {
StyledText widget = (StyledText) event.widget;
int topIndex = widget.getTopIndex();
// Dprintf.dprintf("widget=%s: %d",widget,widget.getTopIndex());
widgetLineNumbers.setTopIndex(topIndex);
widgetVerticalScrollBar.setSelection(topIndex);
}
};
widgetText.addListener(SWT.KeyDown, listener);
widgetText.addListener(SWT.KeyUp, listener);
widgetText.addListener(SWT.MouseDown, listener);
widgetText.addListener(SWT.MouseUp, listener);
widgetText.addListener(SWT.MouseMove, listener);
widgetText.addListener(SWT.Resize, listener);
widgetText.addLineStyleListener(
new LineStyleListener() {
public void lineGetStyle(LineStyleEvent lineStyleEvent) {
// Dprintf.dprintf("x %d %s",lineStyleEvent.lineOffset,lineStyleEvent.lineText);
String findText = widgetFind.getText().toLowerCase();
int findTextLength = findText.length();
if (findTextLength > 0) {
ArrayList<StyleRange> styleRangeList = new ArrayList<StyleRange>();
int index = 0;
while ((index = lineStyleEvent.lineText.toLowerCase().indexOf(findText, index))
>= 0) {
styleRangeList.add(
new StyleRange(
lineStyleEvent.lineOffset + index,
findTextLength,
COLOR_VIEW_SEARCH_TEXT,
COLOR_VIEW_SEARCH_BACKGROUND));
index += findTextLength;
}
lineStyleEvent.styles = styleRangeList.toArray(new StyleRange[styleRangeList.size()]);
// Dprintf.dprintf("lineStyleEvent.styles=%d",lineStyleEvent.styles.length);
} else {
lineStyleEvent.styles = null;
}
}
});
widgetText.addKeyListener(
new KeyListener() {
public void keyPressed(KeyEvent keyEvent) {
if (Widgets.isAccelerator(keyEvent, SWT.CTRL + 'c')) {
Widgets.setClipboard(clipboard, widgetText.getSelectionText());
}
}
public void keyReleased(KeyEvent keyEvent) {}
});
widgetHorizontalScrollBar.addSelectionListener(
new SelectionListener() {
public void widgetDefaultSelected(SelectionEvent selectionEvent) {}
public void widgetSelected(SelectionEvent selectionEvent) {
ScrollBar widget = (ScrollBar) selectionEvent.widget;
int index = widget.getSelection();
// sync text widget
widgetText.setHorizontalIndex(index);
}
});
widgetVerticalScrollBar.addSelectionListener(
new SelectionListener() {
public void widgetDefaultSelected(SelectionEvent selectionEvent) {}
public void widgetSelected(SelectionEvent selectionEvent) {
ScrollBar widget = (ScrollBar) selectionEvent.widget;
int index = widget.getSelection();
// Dprintf.dprintf("widget=%s: %d %d
// %d",widget,widget.getSelection(),widget.getMinimum(),widget.getMaximum());
// sync number text widget, text widget
widgetLineNumbers.setTopIndex(index);
widgetText.setTopIndex(index);
}
});
widgetFind.addSelectionListener(
new SelectionListener() {
public void widgetDefaultSelected(SelectionEvent selectionEvent) {
findNext(widgetText, widgetFind);
}
public void widgetSelected(SelectionEvent selectionEvent) {}
});
widgetFind.addKeyListener(
new KeyListener() {
public void keyPressed(KeyEvent keyEvent) {}
public void keyReleased(KeyEvent keyEvent) {
updateViewFindText(widgetText, widgetFind);
}
});
widgetFindPrev.addSelectionListener(
new SelectionListener() {
public void widgetDefaultSelected(SelectionEvent selectionEvent) {}
public void widgetSelected(SelectionEvent selectionEvent) {
findPrev(widgetText, widgetFind);
}
});
widgetFindNext.addSelectionListener(
new SelectionListener() {
public void widgetDefaultSelected(SelectionEvent selectionEvent) {}
public void widgetSelected(SelectionEvent selectionEvent) {
findNext(widgetText, widgetFind);
}
});
KeyListener keyListener =
new KeyListener() {
public void keyPressed(KeyEvent keyEvent) {
if (Widgets.isAccelerator(keyEvent, Settings.keyFind)) {
widgetFind.forceFocus();
} else if (Widgets.isAccelerator(keyEvent, Settings.keyFindPrev)) {
Widgets.invoke(widgetFindPrev);
} else if (Widgets.isAccelerator(keyEvent, Settings.keyFindNext)) {
Widgets.invoke(widgetFindNext);
}
}
public void keyReleased(KeyEvent keyEvent) {}
};
widgetText.addKeyListener(keyListener);
widgetFind.addKeyListener(keyListener);
widgetFindPrev.addKeyListener(keyListener);
widgetFindNext.addKeyListener(keyListener);
dialog.addListener(
USER_EVENT_NEW_REVISION,
new Listener() {
public void handleEvent(Event event) {}
});
// show dialog
Dialogs.show(dialog, Settings.geometryView, Settings.setWindowLocation);
// start show file
show(revision);
// start add revisions (only if single file is seleccted)
Background.run(
new BackgroundRunnable(fileData, revision) {
public void run(FileData fileData, final String revision) {
// get revisions
repositoryTab.setStatusText("Get revisions for '%s'...", fileData.getFileName());
try {
data.revisionNames = repositoryTab.repository.getRevisionNames(fileData);
} catch (RepositoryException exception) {
final String exceptionMessage = exception.getMessage();
display.syncExec(
new Runnable() {
public void run() {
Dialogs.error(
dialog, String.format("Getting revisions fail: %s", exceptionMessage));
}
});
return;
} finally {
repositoryTab.clearStatusText();
}
if (data.revisionNames.length > 0) {
// add revisions
if (!dialog.isDisposed()) {
display.syncExec(
new Runnable() {
public void run() {
if (!widgetRevision.isDisposed()) {
int selectIndex = -1;
for (int z = 0; z < data.revisionNames.length; z++) {
widgetRevision.add(data.revisionNames[z]);
if ((revision != null) && revision.equals(data.revisionNames[z])) {
selectIndex = z;
}
}
widgetRevision.add(repositoryTab.repository.getLastRevision());
if ((revision != null)
&& revision.equals(repositoryTab.repository.getLastRevision()))
selectIndex = data.revisionNames.length;
if (selectIndex == -1) selectIndex = data.revisionNames.length;
widgetRevision.select(selectIndex);
}
// notify modification
Widgets.modified(data);
}
});
}
}
}
});
}
