bclabelaction.cpp

Bookcase 是一个用于KDE的个人的书籍管理。它使用XML文件存储格式

/***************************************************************************
                             bclabelaction.cpp
                             -------------------
    begin                : Sat Nov 9 2002
    copyright            : (C) 2002 by Robby Stephenson
    email                : [e-mail]
 ***************************************************************************/

/***************************************************************************
 *                                                                         *
 *   This program is free software; you can redistribute it and/or modify  *
 *   it under the terms of version 2 of the GNU General Public License as  *
 *   published by the Free Software Foundation;                            *
 *                                                                         *
 ***************************************************************************/

#include "bclabelaction.h"

#include <ktoolbar.h>

#include <qtoolbutton.h>
#include <qstyle.h>

// largely copied from KonqLabelAction
// Use a toolbutton instead of a label so it is styled correctly
class BCLabelAction::ToolBarLabel : public QToolButton {
public:
  ToolBarLabel(const QString& text_, QWidget* parent_ = 0, const char* name_ = 0)
    : QToolButton(parent_, name_) { setText(text_); }

protected:
  void drawButton(QPainter* p_) {
    // Draw the background
    style().drawComplexControl(QStyle::CC_ToolButton, p_, this, rect(), colorGroup(),
                                QStyle::Style_Enabled, QStyle::SC_ToolButton);
    // Draw the label
    style().drawControl(QStyle::CE_ToolButtonLabel, p_, this, rect(), colorGroup(),
                         QStyle::Style_Enabled);
  }
};

BCLabelAction::BCLabelAction(const QString& text_, int accel_,
                              QObject* parent_/*=0*/, const char *name_/*=0*/)
 : KAction(text_, accel_, parent_, name_), m_label(0) {
}

int BCLabelAction::plug(QWidget* widget_, int index_) {
  //do not call the previous implementation here

  if(widget_->inherits("KToolBar")) {
    KToolBar* tb = static_cast<KToolBar *>(widget_);

    int id = KAction::getToolButtonID();

    m_label = new ToolBarLabel(text(), tb);
    tb->insertWidget(id, m_label->width(), m_label, index_);

    addContainer(tb, id);

    connect(tb, SIGNAL(destroyed()), this, SLOT(slotDestroyed()));

    return containerCount() - 1;
  }

  return -1;
}

void BCLabelAction::unplug(QWidget* widget_) {
  if(widget_->inherits("KToolBar")) {
    KToolBar* tb = static_cast<KToolBar *>(widget_);

    int idx = findContainer(tb);

    if(idx != -1) {
      tb->removeItem(itemId(idx));
      removeContainer(idx);
    }

    m_label = 0;
    return;
  }
}