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Diffstat (limited to 'umbrello/umbrello/aligntoolbar.h')
| -rw-r--r-- | umbrello/umbrello/aligntoolbar.h | 224 |
1 files changed, 224 insertions, 0 deletions
diff --git a/umbrello/umbrello/aligntoolbar.h b/umbrello/umbrello/aligntoolbar.h new file mode 100644 index 00000000..271e9c0b --- /dev/null +++ b/umbrello/umbrello/aligntoolbar.h @@ -0,0 +1,224 @@ +/*************************************************************************** + * * + * This program is free software; you can redistribute it and/or modify * + * it under the terms of the GNU General Public License as published by * + * the Free Software Foundation; either version 2 of the License, or * + * (at your option) any later version. * + * * + * copyright (C) 2004-2006 * + * Umbrello UML Modeller Authors <uml-devel@uml.sf.net> * + ***************************************************************************/ + +#ifndef ALIGNTOOLBAR_H +#define ALIGNTOOLBAR_H + +#include <qpixmap.h> +#include <ktoolbar.h> +#include "umlnamespace.h" +#include "umlwidgetlist.h" + +class QMainWindow; +class UMLWidget; + +/** + * This toolbar provides tools for alignment. Widgets can only be aligned, when + * there are at least 2 widgets (not associations) are selected + * + * @short Toolbar providing alignment tools. + * @author Sebastian Stein <seb.kde@hpfsc.de> + * Bugs and comments to uml-devel@lists.sf.net or http://bugs.kde.org + */ +class AlignToolBar : public KToolBar { + Q_OBJECT +public: + + /** + * Creates a bar with tools for alignment. + * + * @param parentWindow The parent of the toolbar. + * @param name The name of the toolbar. + */ + AlignToolBar(QMainWindow* parentWindow, const char* name); + + /** + * Standard deconstructor. + */ + ~AlignToolBar(); + +private: + + /** + * Returns true if the first widget's X is smaller than second's. + * Used for sorting the UMLWidgetList. + * + * @param widget1 The widget to compare. + * @param widget2 The widget to compare with. + */ + static bool hasWidgetSmallerX(const UMLWidget* widget1, const UMLWidget* widget2); + + /** + * Returns true if the first widget's Y is smaller than second's. + * Used for sorting the UMLWidgetList. + * + * @param widget1 The widget to compare. + * @param widget2 The widget to compare with. + */ + static bool hasWidgetSmallerY(const UMLWidget* widget1, const UMLWidget* widget2); + + /** + * Loads toolbar icon. + */ + void loadPixmaps(); + + /** + * Looks for the smallest x-value of the given UMLWidgets. + * + * @param widgetList A list with UMLWidgets. + */ + int getSmallestX(const UMLWidgetList &widgetList); + + /** + * Looks for the smallest y-value of the given UMLWidgets. + * + * @param widgetList A list with UMLWidgets. + */ + int getSmallestY(const UMLWidgetList &widgetList); + + /** + * Looks for the biggest x-value of the given UMLWidgets. + * + * @param widgetList A list with UMLWidgets. + */ + int getBiggestX(const UMLWidgetList &widgetList); + + /** + * Looks for the biggest y-value of the given UMLWidgets. + * + * @param widgetList A list with UMLWidgets. + */ + int getBiggestY(const UMLWidgetList &widgetList); + + /** + * Returns the sum of the heights of the given UMLWidgets + * + * @param widgetList A list with UMLWidgets. + */ + int getHeightsSum(const UMLWidgetList &widgetList); + + /** + * Returns the sum of the widths of the given UMLWidgets. + * + * @param widgetList A list with UMLWidgets. + */ + int getWidthsSum(const UMLWidgetList &widgetList); + + /** + * Aligns all the widgets in the list to the left. + * + * @param widgetList The list with the widgets to align. + */ + void alignLeft(UMLWidgetList &widgetList); + + /** + * Aligns all the widgets in the list to the right. + * + * @param widgetList The list with the widgets to align. + */ + void alignRight(UMLWidgetList &widgetList); + + /** + * Aligns all the widgets in the list to the top. + * + * @param widgetList The list with the widgets to align. + */ + void alignTop(UMLWidgetList &widgetList); + + /** + * Aligns all the widgets in the list to the bottom. + * + * @param widgetList The list with the widgets to align. + */ + void alignBottom(UMLWidgetList &widgetList); + + /** + * Aligns all the widgets in the list to the vertical middle. + * + * @param widgetList The list with the widgets to align. + */ + void alignVerticalMiddle(UMLWidgetList &widgetList); + + /** + * Aligns all the widgets in the list to the horizontal middle. + * + * @param widgetList The list with the widgets to align. + */ + void alignHorizontalMiddle(UMLWidgetList &widgetList); + + /** + * Distributes all the widgets in the list at the same vertical distance + * from one widget to the next. + * + * @param widgetList The list with the widgets to distribute. + */ + void alignVerticalDistribute(UMLWidgetList &widgetList); + + /** + * Distributes all the widgets in the list at the same horizontal distance + * from one widget to the next. + * + * @param widgetList The list with the widgets to distribute. + */ + void alignHorizontalDistribute(UMLWidgetList &widgetList); + + /** + * Sorts the given UMLWidgetList based on the Compare function. + * The list is cleared and all the widgets are added again in order. + * + * The comp function gets two const UMLWidget* params and returns + * a boolean telling if the first widget was smaller than the second, + * whatever the "smaller" concept is depending on the sorting to do. + * + * @param widgetList The list with the widgets to order. + * @param comp The comp function to compare the widgets. + */ + template<typename Compare> + void sortWidgetList(UMLWidgetList &widgetList, Compare comp); + + /** + * Used to identify the buttons. + */ + enum AlignAction + { + alac_align_left = 0, + alac_align_right, + alac_align_top, + alac_align_bottom, + alac_align_vertical_middle, + alac_align_horizontal_middle, + alac_align_vertical_distribute, + alac_align_horizontal_distribute, + alac_none + }; + + /** + * Holds the number of buttons. + */ + static const unsigned nrAlignButtons = (unsigned) alac_none - + (unsigned) alac_align_left; + + /** + * Holds the icons for the different buttons. + */ + QPixmap m_Pixmaps[nrAlignButtons]; + +private slots: + + /** + * Performs the alignment when a button was clicked. + * + * @param btn The clicked button. + */ + void slotButtonChanged(int btn); +}; + +#endif |