/// <summary>
/// Sets up the basic unit tests with set strings and controls.
/// </summary>
private void SetupTests(
out EditorViewController controller,
out Caret caret,
out LineBuffer lineBuffer)
{
// Set up Gtk so we can create the view.
Application.Init();
// Set up an editor without a cached renderer and a memory buffer
// we can easily verify.
var view = new EditorView();
caret = view.Caret;
lineBuffer = new MemoryLineBuffer();
controller = view.Controller;
var renderer = new LineBufferRenderer(view, lineBuffer);
view.SetRenderer(renderer);
// Create three lines of text.
TextActions.InsertText(controller, DefaultLine);
TextActions.InsertParagraph(controller);
TextActions.InsertText(controller, DefaultLine);
TextActions.InsertParagraph(controller);
TextActions.InsertText(controller, DefaultLine);
}
/// <summary>
/// Handles a key press and performs the appropriate action.
/// </summary>
/// <param name="key">The key.</param>
/// <param name="unicodeKey">The Unicode key.</param>
/// <param name="modifier">The modifier.</param>
public bool HandleKeyPress(
Key key,
ModifierType modifier,
uint unicodeKey)
{
// Normalize the key code and remove excessive modifiers.
ModifierType filteredModifiers = modifier
& (ModifierType.ShiftMask | ModifierType.Mod1Mask | ModifierType.ControlMask
| ModifierType.MetaMask | ModifierType.SuperMask);
int keyCode = GdkUtility.GetNormalizedKeyCode(key, filteredModifiers);
// Check to see if we have an action for this.
ModifierType isNormalOrShifted = filteredModifiers & ~ModifierType.ShiftMask;
bool isCharacter = unicodeKey != 0 && isNormalOrShifted == ModifierType.None;
bool isAction = keyBindings.ContainsKey(keyCode);
if (isAction || isCharacter)
{
// Keep track of the original selection.
TextRange previousSelection = displayContext.Caret.Selection;
// Mark that we are starting a new action and fire events so
// other listeners and handle it.
InAction = true;
// Perform the appropriate action.
try
{
if (isAction)
{
keyBindings[keyCode].Perform(this);
}
else
{
TextActions.InsertText(this, (char)unicodeKey);
}
}
finally
{
InAction = false;
}
// Check to see if the selection changed.
if (previousSelection != displayContext.Caret.Selection)
{
displayContext.Renderer.UpdateSelection(displayContext, previousSelection);
}
// We did something, so return processed.
return(true);
}
// No idea what to do, so don't do anything.
return(false);
}
public void InsertTextUsingTextActionString()
{
// Setup
// Operation
TextActions.InsertText(controller, "Test");
// Verification
Assert.AreEqual(1, buffer.LineCount);
Assert.AreEqual("Test", buffer.GetLineText(0));
}
/// <summary>
/// Inserts patterned text into the buffer.
/// </summary>
private void InsertPatternIntoBuffer(int lines)
{
for (int i = 0;
i < lines;
i++)
{
if (i > 0)
{
TextActions.InsertParagraph(controller);
}
TextActions.InsertText(controller, "Line " + (i + 1));
}
}
public void InsertMultipleParagraphs()
{
// Setup
// Operation
TextActions.InsertText(controller, "One");
TextActions.InsertParagraph(controller);
TextActions.InsertText(controller, "Two");
TextActions.InsertParagraph(controller);
TextActions.InsertText(controller, "Three");
// Verification
Assert.AreEqual(3, buffer.LineCount);
Assert.AreEqual("One", buffer.GetLineText(0));
Assert.AreEqual("Two", buffer.GetLineText(1));
Assert.AreEqual("Three", buffer.GetLineText(2));
}