Java tutorial
/* * SourceControlPreferencesPane.java * * Copyright (C) 2009-12 by RStudio, Inc. * * Unless you have received this program directly from RStudio pursuant * to the terms of a commercial license agreement with RStudio, then * this program is licensed to you under the terms of version 3 of the * GNU Affero General Public License. This program is distributed WITHOUT * ANY EXPRESS OR IMPLIED WARRANTY, INCLUDING THOSE OF NON-INFRINGEMENT, * MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE. Please refer to the * AGPL (http://www.gnu.org/licenses/agpl-3.0.txt) for more details. * */ package org.rstudio.studio.client.workbench.prefs.views; import com.google.gwt.event.logical.shared.ValueChangeEvent; import com.google.gwt.event.logical.shared.ValueChangeHandler; import com.google.gwt.resources.client.ImageResource; import com.google.gwt.user.client.ui.CheckBox; import com.google.gwt.user.client.ui.HasHorizontalAlignment; import com.google.gwt.user.client.ui.HorizontalPanel; import com.google.gwt.user.client.ui.Label; import com.google.inject.Inject; import org.rstudio.core.client.BrowseCap; import org.rstudio.core.client.prefs.PreferencesDialogBaseResources; import org.rstudio.core.client.widget.FileChooserTextBox; import org.rstudio.core.client.widget.HyperlinkLabel; import org.rstudio.core.client.widget.MessageDialog; import org.rstudio.core.client.widget.TextBoxWithButton; import org.rstudio.studio.client.application.Desktop; import org.rstudio.studio.client.common.FileDialogs; import org.rstudio.studio.client.common.GlobalDisplay; import org.rstudio.studio.client.common.HelpLink; import org.rstudio.studio.client.common.vcs.GitServerOperations; import org.rstudio.studio.client.common.vcs.SshKeyWidget; import org.rstudio.studio.client.common.vcs.VcsHelpLink; import org.rstudio.studio.client.workbench.commands.Commands; import org.rstudio.studio.client.workbench.model.RemoteFileSystemContext; import org.rstudio.studio.client.workbench.model.Session; import org.rstudio.studio.client.workbench.model.SessionInfo; import org.rstudio.studio.client.workbench.prefs.model.RPrefs; import org.rstudio.studio.client.workbench.prefs.model.SourceControlPrefs; public class SourceControlPreferencesPane extends PreferencesPane { @Inject public SourceControlPreferencesPane(PreferencesDialogResources res, Session session, GitServerOperations server, final GlobalDisplay globalDisplay, final Commands commands, RemoteFileSystemContext fsContext, FileDialogs fileDialogs) { res_ = res; chkVcsEnabled_ = new CheckBox("Enable version control interface for RStudio projects"); extraSpaced(chkVcsEnabled_); add(chkVcsEnabled_); chkVcsEnabled_.addValueChangeHandler(new ValueChangeHandler<Boolean>() { @Override public void onValueChange(ValueChangeEvent<Boolean> event) { manageControlVisibility(); globalDisplay.showMessage(MessageDialog.INFO, (event.getValue() ? "Enable" : "Disable") + " Version Control", "You must restart RStudio for this change to take effect."); } }); // git exe path chooser gitExePathChooser_ = new FileChooserTextBox("", "(Not Found)", null, null); gitExePathLabel_ = new Label("Git executable:"); SessionInfo sessionInfo = session.getSessionInfo(); if (sessionInfo.getAllowVcsExeEdit()) addTextBoxChooser(gitExePathLabel_, null, null, gitExePathChooser_); // use git bash chkUseGitBash_ = new CheckBox("Use Git Bash as shell for Git projects"); if (haveGitBashPref()) { extraSpaced(chkUseGitBash_); add(chkUseGitBash_); } // svn exe path chooser svnExePathLabel_ = new Label("SVN executable:"); svnExePathChooser_ = new FileChooserTextBox("", "(Not Found)", null, null); if (sessionInfo.getAllowVcsExeEdit()) addTextBoxChooser(svnExePathLabel_, null, null, svnExePathChooser_); // terminal path terminalPathLabel_ = new Label("Terminal executable:"); terminalPathChooser_ = new FileChooserTextBox("", "(Not Found)", null, null); if (haveTerminalPathPref()) addTextBoxChooser(terminalPathLabel_, null, null, terminalPathChooser_); // ssh key widget sshKeyWidget_ = new SshKeyWidget(server, "330px"); sshKeyWidget_.addStyleName(res_.styles().sshKeyWidget()); nudgeRight(sshKeyWidget_); add(sshKeyWidget_); HelpLink vcsHelpLink = new VcsHelpLink(); nudgeRight(vcsHelpLink); vcsHelpLink.addStyleName(res_.styles().newSection()); add(vcsHelpLink); chkVcsEnabled_.setEnabled(false); gitExePathChooser_.setEnabled(false); svnExePathChooser_.setEnabled(false); terminalPathChooser_.setEnabled(false); chkUseGitBash_.setEnabled(false); } @Override protected void initialize(RPrefs rPrefs) { // source control prefs SourceControlPrefs prefs = rPrefs.getSourceControlPrefs(); chkVcsEnabled_.setEnabled(true); gitExePathChooser_.setEnabled(true); svnExePathChooser_.setEnabled(true); terminalPathChooser_.setEnabled(true); chkUseGitBash_.setEnabled(true); chkVcsEnabled_.setValue(prefs.getVcsEnabled()); gitExePathChooser_.setText(prefs.getGitExePath()); svnExePathChooser_.setText(prefs.getSvnExePath()); terminalPathChooser_.setText(prefs.getTerminalPath()); chkUseGitBash_.setValue(prefs.getUseGitBash()); sshKeyWidget_.setRsaSshKeyPath(prefs.getRsaKeyPath(), prefs.getHaveRsaKey()); sshKeyWidget_.setProgressIndicator(getProgressIndicator()); manageControlVisibility(); } @Override public ImageResource getIcon() { return PreferencesDialogBaseResources.INSTANCE.iconSourceControl(); } @Override public boolean validate() { return true; } @Override public String getName() { return "Git/SVN"; } @Override public boolean onApply(RPrefs rPrefs) { boolean restartRequired = super.onApply(rPrefs); SourceControlPrefs prefs = SourceControlPrefs.create(chkVcsEnabled_.getValue(), gitExePathChooser_.getText(), svnExePathChooser_.getText(), terminalPathChooser_.getText(), chkUseGitBash_.getValue()); rPrefs.setSourceControlPrefs(prefs); return restartRequired; } private boolean haveTerminalPathPref() { return Desktop.isDesktop() && BrowseCap.isLinux(); } private boolean haveGitBashPref() { return Desktop.isDesktop() && BrowseCap.isWindows(); } private void addTextBoxChooser(Label captionLabel, HyperlinkLabel link, String captionPanelStyle, TextBoxWithButton chooser) { String textWidth = "250px"; HorizontalPanel captionPanel = new HorizontalPanel(); captionPanel.setWidth(textWidth); nudgeRight(captionPanel); if (captionPanelStyle != null) captionPanel.addStyleName(captionPanelStyle); captionPanel.add(captionLabel); captionPanel.setCellHorizontalAlignment(captionLabel, HasHorizontalAlignment.ALIGN_LEFT); if (link != null) { HorizontalPanel linkPanel = new HorizontalPanel(); linkPanel.add(link); captionPanel.add(linkPanel); captionPanel.setCellHorizontalAlignment(linkPanel, HasHorizontalAlignment.ALIGN_RIGHT); } add(tight(captionPanel)); chooser.setTextWidth(textWidth); nudgeRight(chooser); textBoxWithChooser(chooser); add(chooser); } private void manageControlVisibility() { boolean vcsEnabled = chkVcsEnabled_.getValue(); gitExePathLabel_.setVisible(vcsEnabled); gitExePathChooser_.setVisible(vcsEnabled); svnExePathLabel_.setVisible(vcsEnabled); svnExePathChooser_.setVisible(vcsEnabled); terminalPathLabel_.setVisible(vcsEnabled); terminalPathChooser_.setVisible(vcsEnabled && haveTerminalPathPref()); chkUseGitBash_.setVisible(vcsEnabled && haveGitBashPref()); sshKeyWidget_.setVisible(vcsEnabled); } private final PreferencesDialogResources res_; private final CheckBox chkVcsEnabled_; private Label svnExePathLabel_; private Label gitExePathLabel_; private TextBoxWithButton gitExePathChooser_; private TextBoxWithButton svnExePathChooser_; private Label terminalPathLabel_; private TextBoxWithButton terminalPathChooser_; private CheckBox chkUseGitBash_; private SshKeyWidget sshKeyWidget_; }