GitViewApplication Class Reference

A simple application to navigate a git repository. More...

Inheritance diagram for GitViewApplication:

Public Member Functions
	GitViewApplication (const WEnvironment &env)
	Constructor. More...

Private Member Functions
void	loadGitModel ()
	Change repository and/or revision. More...
void	showFile ()
	Displayed the currently selected file. More...

Private Attributes
WLineEdit *	repositoryEdit_
WLineEdit *	revisionEdit_
WText *	repositoryError_
WText *	revisionError_
GitModel *	gitModel_
WTreeView *	gitView_
SourceView *	sourceView_

Detailed Description

A simple application to navigate a git repository.

This examples demonstrates how to use the custom model use GitModel with a WTreeView.

Definition at line 39 of file GitView.C.

Constructor & Destructor Documentation

GitViewApplication()

GitViewApplication::GitViewApplication ( const WEnvironment &  env )

inline

Constructor.

Definition at line 44 of file GitView.C.

    : WApplication(env)
  {
    useStyleSheet("gitview.css");
    setTitle("Git model example");

    const char *gitRepo = getenv("GITVIEW_REPOSITORY_PATH");

    WGridLayout *grid = new WGridLayout();
    grid->addWidget(new WText("Git repository path:"), 0, 0);
    grid->addWidget(repositoryEdit_ = new WLineEdit(gitRepo ? gitRepo : "")
                    , 0, 1, AlignLeft);
    grid->addWidget(repositoryError_ = new WText(), 0, 2);
    grid->addWidget(new WText("Revision:"), 1, 0);
    grid->addWidget(revisionEdit_ = new WLineEdit("master"), 1, 1, AlignLeft);
    grid->addWidget(revisionError_ = new WText(), 1, 2);

    repositoryEdit_->setTextSize(30);
    revisionEdit_->setTextSize(20);
    repositoryError_->setStyleClass("error-msg");
    revisionError_->setStyleClass("error-msg");

    repositoryEdit_->enterPressed()
      .connect(this, &GitViewApplication::loadGitModel);
    revisionEdit_->enterPressed()
      .connect(this, &GitViewApplication::loadGitModel);

    WPushButton *b = new WPushButton("Load");
    b->clicked().connect(this, &GitViewApplication::loadGitModel);
    grid->addWidget(b, 2, 0, AlignLeft);

    gitView_ = new WTreeView();
    gitView_->resize(300, WLength::Auto);
    gitView_->setSortingEnabled(false);
    gitView_->setModel(gitModel_ = new GitModel(this));
    gitView_->setSelectionMode(SingleSelection);
    gitView_->selectionChanged().connect(this, &GitViewApplication::showFile);

    sourceView_ = new SourceView(DisplayRole, 
                                 GitModel::ContentsRole, 
                                 GitModel::FilePathRole);
    sourceView_->setStyleClass("source-view");

    if (environment().javaScript()) {
      /*
       * We have JavaScript: We can use layout managers so everything will
       * always fit nicely in the window.
       */
      WVBoxLayout *topLayout = new WVBoxLayout();
      topLayout->addLayout(grid, 0);

      WHBoxLayout *gitLayout = new WHBoxLayout();
      gitLayout->addWidget(gitView_, 0);
      gitLayout->addWidget(sourceView_, 1);
      topLayout->addLayout(gitLayout, 1);

      root()->setLayout(topLayout);
      root()->setStyleClass("maindiv");
    } else {
      /*
       * No JavaScript: let's make the best of the situation using regular
       * CSS-based layout
       */
      root()->setStyleClass("maindiv");
      WContainerWidget *top = new WContainerWidget();
      top->setLayout(grid);
      root()->addWidget(top);
      root()->addWidget(gitView_);
      gitView_->setFloatSide(Left);
      gitView_->setMargin(6);
      root()->addWidget(sourceView_);
      sourceView_->setMargin(6);
    }
  }

Member Function Documentation

loadGitModel()

void GitViewApplication::loadGitModel ( )

inlineprivate

Change repository and/or revision.

Definition at line 128 of file GitView.C.

                      {
    sourceView_->setIndex(WModelIndex());
    repositoryError_->setText("");
    revisionError_->setText("");
    try {
      gitModel_->setRepositoryPath(repositoryEdit_->text().toUTF8());
      try {
        gitModel_->loadRevision(revisionEdit_->text().toUTF8());
      } catch (const Git::Exception& e) {
        revisionError_->setText(e.what());
      }
    } catch (const Git::Exception& e) {
      repositoryError_->setText(e.what());
    }
  }

showFile()

void GitViewApplication::showFile ( )

inlineprivate

Displayed the currently selected file.

Definition at line 146 of file GitView.C.

                  {
    if (gitView_->selectedIndexes().empty())
      return;

    WModelIndex selected = *gitView_->selectedIndexes().begin();
    sourceView_->setIndex(selected);
  }

Member Data Documentation

gitModel_

GitModel* GitViewApplication::gitModel_

private

Definition at line 122 of file GitView.C.

gitView_

WTreeView* GitViewApplication::gitView_

private

Definition at line 123 of file GitView.C.

repositoryEdit_

WLineEdit* GitViewApplication::repositoryEdit_

private

Definition at line 120 of file GitView.C.

repositoryError_

WText* GitViewApplication::repositoryError_

private

Definition at line 121 of file GitView.C.

revisionEdit_

WLineEdit * GitViewApplication::revisionEdit_

private

Definition at line 120 of file GitView.C.

revisionError_

WText * GitViewApplication::revisionError_

private

Definition at line 121 of file GitView.C.

sourceView_

SourceView* GitViewApplication::sourceView_

private

Definition at line 124 of file GitView.C.

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The documentation for this class was generated from the following file:

• /build/witty-VcIVtU/witty-3.3.6+dfsg/examples/gitmodel/GitView.C