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killustrator'TextTool (./koffice/killustrator/share/TextTool.h:34)

class TextTool : public Tool {
  Q_OBJECT
public:
  TextTool (CommandHistory* history);

  virtual void processEvent (QEvent* e, GDocument* doc, Canvas* canvas);
  virtual void activate (GDocument* doc, Canvas* canvas);
  virtual void deactivate (GDocument* doc, Canvas*);
  
private:
  GText* text;
  GOState* origState;
  int xpos, ypos;
};

killustrator'TextTool::TextTool() (./koffice/killustrator/share/TextTool.cc:37)

TextTool::TextTool (CommandHistory *history) : Tool (history) {
  text = NULL;
  origState = 0L;
}

killustrator'TextTool::processEvent() (./koffice/killustrator/share/TextTool.cc:42)

void TextTool::processEvent (QEvent* e, GDocument *doc, Canvas* canvas) {
  if (e->type () == 
#if QT_VERSION >= 199
      QEvent::MouseButtonPress
#else
      Event_MouseButtonPress
#endif
      ) {
    QMouseEvent *me = (QMouseEvent *) e;
    Coord pos (me->x (), me->y ());

    if (text != 0L) {
      if (text->isEmpty ()) {
	// an empty text was entered -> remove the object
	doc->deleteObject (text);
      }
      else
	text->showCursor (false);
    }

    text = 0L;

    QList<GObject> olist;
    if (doc->findContainingObjects (me->x (), me->y (), olist)) {
      QListIterator<GObject> it (olist);
      while (it.current ()) {
	if (it.current ()->isA ("GText")) {
	  text = (GText *) it.current ();

	  if (origState)
	    origState->unref ();
	  origState = text->saveState ();

	  text->updateCursor (pos);
	  text->showCursor (true);
	  break;
	}
	++it;
      }
    }
    if (text == 0) {
      text = new GText ();
      float xpos = me->x (), ypos = me->y ();
      canvas->snapPositionToGrid (xpos, ypos);

      if (origState) {
	origState->unref ();
	origState = 0L;
      }

      text->setOrigin (Coord (xpos, ypos));
      text->showCursor (true);
      doc->insertObject (text);
    }
  }
  else if (e->type () == 
#if QT_VERSION >= 199
	   QEvent::KeyPress
#else
	   Event_KeyPress
#endif
	   ) {
    QKeyEvent *ke = (QKeyEvent *) e;
    if (ke->key () == QT_ESCAPE) {
      // Cancel editing
      if (text != 0L) {
	if (origState == 0L) {
	  // new text -> remove it
	  doc->deleteObject (text);
	}
	else {
	  // undo modifications
	  text->restoreState (origState);
	}
      }
      emit operationDone ();
    }
    if (text == NULL)
      return; 
    int x = text->cursorX (), y = text->cursorY ();
    bool changed = false;
    if (ke->key () == Key_Left) {
      if (x > 0) {
	x--;
	changed = true;
      }
      else if (y > 0) {
	y--;
	x = text->line (y).length ();
	changed = true;
      }
    }
    else if (ke->key () == Key_Right) {
      if (x < (int) text->line (y).length ()) {
	x++;
	changed = true;
      }
      else if (y < text->lines () - 1) {
	y++; x = 0;
	changed = true;
      }
    }
    else if (ke->key () == Key_Up) {
      if (y > 0) {
	y--;
	changed = true;
      }
    }
    else if (ke->key () == Key_Down) {
      if (y < text->lines () - 1) {
	y++;
	if (x >= (int) text->line (y).length ())
	  x = text->line (y).length ();
	changed = true;
      }
    }
    else if (ke->key () == Key_Home) {
      x = 0;
      changed = true;
    }
    else if (ke->key () == Key_End) {
      x = text->line (y).length ();
      changed = true;
    }
    else if (ke->ascii ()) {
      if (ke->ascii () == 13)
	text->insertChar ('\n');
      else if (ke->ascii () == 8) {
	// backspace
	text->deleteBackward ();
      }
      else if (ke->ascii () == 127) {
	// delete
	text->deleteChar ();
      }
      else
	text->insertChar (ke->ascii ());
    }
    if (changed) {
      text->setCursor (x, y);
    }
  }
  return;
}

killustrator'TextTool::activate() (./koffice/killustrator/share/TextTool.cc:187)

void TextTool::activate (GDocument* /*doc*/, Canvas* /*canvas*/) {
  emit modeSelected ("");
}

killustrator'TextTool::deactivate() (./koffice/killustrator/share/TextTool.cc:191)

void TextTool::deactivate (GDocument *doc, Canvas*) {
  if (text) {
    text->showCursor (false);
    doc->unselectAllObjects ();
    doc->setLastObject (text);
    if (origState == 0L) {
      if (text->isEmpty ()) {
	// an empty text was entered -> remove the object
	doc->deleteObject (text);
      }
      else {
	CreateTextCmd *cmd = new CreateTextCmd (doc, text);
	history->addCommand (cmd);
      }
    }
    else {
      SetTextCmd *cmd = new SetTextCmd (doc, text, origState);
      history->addCommand (cmd);
    }
    text = 0L;
  }
}