| 1 | /* This file is part of the KDE libraries |
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| 2 | SPDX-FileCopyrightText: 1999 Steffen Hansen <hansen@kde.org> |
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| 3 | SPDX-FileCopyrightText: 2005 Joseph Wenninger <jowenn@kde.org> |
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| 4 | |
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| 5 | SPDX-License-Identifier: LGPL-2.0-or-later |
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| 6 | */ |
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| 7 | |
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| 8 | #ifndef _KCOLORMIMEDATA_H |
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| 9 | #define _KCOLORMIMEDATA_H |
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| 10 | |
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| 11 | #include <kguiaddons_export.h> |
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| 12 | |
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| 13 | class QColor; |
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| 14 | class QDrag; |
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| 15 | class QMimeData; |
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| 16 | class QObject; |
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| 17 | |
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| 18 | /** |
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| 19 | * Drag-and-drop and clipboard mimedata manipulation for QColor objects. The according MIME type |
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| 20 | * is set to application/x-color. |
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| 21 | * |
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| 22 | * See the Qt drag'n'drop documentation. |
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| 23 | */ |
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| 24 | namespace KColorMimeData |
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| 25 | { |
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| 26 | /** |
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| 27 | * Sets the color and text representation fields for the specified color in the mimedata object: |
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| 28 | * application/x-color and text/plain types are set |
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| 29 | */ |
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| 30 | KGUIADDONS_EXPORT void populateMimeData(QMimeData *mimeData, const QColor &color); |
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| 31 | |
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| 32 | /** |
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| 33 | * Returns true if the MIME data @p mimeData contains a color object. |
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| 34 | * First checks for application/x-color and if that fails, for a text/plain entry, which |
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| 35 | * represents a color in the format \#hexnumbers |
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| 36 | */ |
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| 37 | KGUIADDONS_EXPORT bool canDecode(const QMimeData *mimeData); |
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| 38 | |
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| 39 | /** |
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| 40 | * Decodes the MIME data @p mimeData and returns the resulting color. |
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| 41 | * First tries application/x-color and if that fails, a text/plain entry, which |
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| 42 | * represents a color in the format \#hexnumbers. If this fails too, |
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| 43 | * an invalid QColor object is returned, use QColor::isValid() to test it. |
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| 44 | */ |
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| 45 | KGUIADDONS_EXPORT QColor fromMimeData(const QMimeData *mimeData); |
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| 46 | |
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| 47 | /** |
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| 48 | * Creates a color drag object. Either you have to start this drag or delete it |
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| 49 | * The drag object's mime data has the application/x-color and text/plain type set and a pixmap |
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| 50 | * filled with the specified color, which is going to be displayed next to the mouse cursor |
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| 51 | */ |
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| 52 | KGUIADDONS_EXPORT QDrag *createDrag(const QColor &color, QObject *dragsource); |
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| 53 | } |
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| 54 | |
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| 55 | #endif // _KCOLORMIMEDATA_H |
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| 56 | |
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