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git-svn-id: svn://db.shs.com.ru/libs@1 a8b55f48-bf90-11e4-a774-851b48703e85

qad_widgets/colorbutton.h

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+#ifndef COLORBUTTON_H
+#define COLORBUTTON_H
+
+#include <QPushButton>
+#include <QFrame>
+#include <QColorDialog>
+#include <QMouseEvent>
+#include <QAction>
+#include <QMenu>
+#include <QClipboard>
+#include <QApplication>
+
+
+class ColorButton: public QPushButton
+{
+	Q_OBJECT
+	Q_PROPERTY(QColor color READ color WRITE setColor)
+	Q_PROPERTY(bool useNativeDialog READ useNativeDialog WRITE setUseNativeDialog)
+	Q_PROPERTY(bool useAlphaChannel READ useAlphaChannel WRITE setUseAlphaChannel)
+	Q_PROPERTY(bool frameOnly READ frameOnly WRITE setFrameOnly)
+
+public:
+	explicit ColorButton(QWidget * parent = 0);
+	~ColorButton();
+
+	QColor color() const {return pal.color(label->backgroundRole());}
+	bool useNativeDialog() const {return !options.testFlag(QColorDialog::DontUseNativeDialog);}
+	bool useAlphaChannel() const {return options.testFlag(QColorDialog::ShowAlphaChannel);}
+	bool frameOnly() const {return frame;}
+
+public slots:
+	void setColor(const QColor & col);
+	void setUseNativeDialog(bool yes) {if (yes) options &= ~QColorDialog::DontUseNativeDialog; else options |= QColorDialog::DontUseNativeDialog;}
+	void setUseAlphaChannel(bool yes) {if (yes) options |= QColorDialog::ShowAlphaChannel; else options &= ~QColorDialog::ShowAlphaChannel;}
+	void setFrameOnly(bool yes) {frame = yes; setFlat(frame); resizeEvent(0);}
+
+private:
+	void mousePressEvent(QMouseEvent * e);
+	void mouseMoveEvent(QMouseEvent * e);
+	void resizeEvent(QResizeEvent * );
+	void dragEnterEvent(QDragEnterEvent * e);
+	void dropEvent(QDropEvent * e);
+
+	QFrame * label;
+	QWidget * back;
+	QPalette pal;
+	QPoint pp;
+	QMenu menu;
+	QColorDialog::ColorDialogOptions options;
+	bool frame;
+
+private slots:
+	void clicked();
+	void copy() {QApplication::clipboard()->setText(color().name());}
+	void paste() {QColor c(QApplication::clipboard()->text()); if (c.isValid()) setColor(c);}
+	void mix();
+
+signals:
+	void colorChanged(QColor);
+
+};
+
+#endif // COLORBUTTON_H