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fix the history management in the editor

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This commit is contained in:
krasimir
2010-11-07 16:17:15 +00:00
parent 0c8944781b
commit c1d91b7f50
2 changed files with 47 additions and 32 deletions
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2
src/ui/gwt/src/org/grammaticalframework/ui/gwt/client/BrowsePanel.java
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@@ -65,7 +65,7 @@ public class BrowsePanel extends Composite {
private static void callBrowse(BrowsePanel panel, String id) {
panel.browse(id);
History.newItem("browse:"+id);
History.newItem("browse:"+id, false);
}
public void browse(final String id) {

77
src/ui/gwt/src/org/grammaticalframework/ui/gwt/client/EditorApp.java
View File

@@ -226,8 +226,6 @@ public class EditorApp implements EntryPoint {
vPanel.add(hPanel);
vPanel.add(editorPanel);
History.addHistoryListener(new MyHistoryListener(linksPanel));
return vPanel;
}
@@ -325,48 +323,52 @@ public class EditorApp implements EntryPoint {
tabBar.addTab("Query");
tabBar.addTab("Browse");
tabBar.addSelectionHandler(new SelectionHandler<Integer>() {
public void onSelection(SelectionEvent<Integer> event) {
parent.remove(documentsPanel);
parent.remove(editorPanel);
parent.remove(queryPanel);
parent.remove(browsePanel);
switch (event.getSelectedItem().intValue()) {
case 0: parent.add(documentsPanel); History.newItem("documents"); break;
case 1: parent.add(editorPanel); History.newItem("editor"); break;
case 2: parent.add(queryPanel); History.newItem("query"); break;
case 3: parent.add(browsePanel); History.newItem("browse"); break;
}
}
});
NavigationHandler handler = new NavigationHandler(tabBar, parent);
tabBar.addSelectionHandler(handler);
History.addHistoryListener(handler);
return tabBar;
}
protected Widget createErrorMsg(final PGF.TcError error) {
HTML msgHTML = new HTML("<pre>"+error.getMsg()+"</pre>");
msgHTML.addStyleName("content");
msgHTML.addClickListener(new ClickListener() {
public void onClick(Widget sender) {
textPanel.showError(error.getFId());
}
});
return msgHTML;
}
//
// History stuff
//
protected class MyHistoryListener implements HistoryListener {
protected class NavigationHandler implements HistoryListener, SelectionHandler<Integer> {
private final TabBar linksPanel;
private final Panel parent;
private int level = 0;
public MyHistoryListener(TabBar linksPanel) {
public NavigationHandler(TabBar linksPanel, Panel parent) {
this.linksPanel = linksPanel;
this.parent = parent;
}
public void onSelection(SelectionEvent<Integer> event) {
parent.remove(documentsPanel);
parent.remove(editorPanel);
parent.remove(queryPanel);
parent.remove(browsePanel);
switch (event.getSelectedItem().intValue()) {
case 0: parent.add(documentsPanel);
if (level == 0) History.newItem("documents", false);
break;
case 1: parent.add(editorPanel);
if (level == 0) History.newItem("editor", false);
break;
case 2: parent.add(queryPanel);
if (level == 0) History.newItem("query", false);
break;
case 3: parent.add(browsePanel);
if (level == 0) History.newItem("browse", false);
break;
}
}
public void onHistoryChanged(String token) {
level++;
if (token.equals("documents")) {
linksPanel.selectTab(0);
} else if (token.equals("editor")) {
@@ -378,12 +380,25 @@ public class EditorApp implements EntryPoint {
browsePanel.onActivate();
browsePanel.browse(null);
} else if (token.startsWith("browse:")) {
linksPanel.selectTab(4);
linksPanel.selectTab(3);
browsePanel.browse(token.substring(7));
}
level--;
}
};
protected Widget createErrorMsg(final PGF.TcError error) {
HTML msgHTML = new HTML("<pre>"+error.getMsg()+"</pre>");
msgHTML.addStyleName("content");
msgHTML.addClickListener(new ClickListener() {
public void onClick(Widget sender) {
textPanel.showError(error.getFId());
}
});
return msgHTML;
}
protected void setPGFName (String pgfName) {
if (pgfName != null && !pgfName.equals(pgf.getPGFName())) {
pgf.setPGFName(pgfName);