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authortoma <toma@283d02a7-25f6-0310-bc7c-ecb5cbfe19da>2009-11-25 17:56:58 +0000
committertoma <toma@283d02a7-25f6-0310-bc7c-ecb5cbfe19da>2009-11-25 17:56:58 +0000
commit460c52653ab0dcca6f19a4f492ed2c5e4e963ab0 (patch)
tree67208f7c145782a7e90b123b982ca78d88cc2c87 /kalarm/lib/label.h
downloadtdepim-460c52653ab0dcca6f19a4f492ed2c5e4e963ab0.tar.gz
tdepim-460c52653ab0dcca6f19a4f492ed2c5e4e963ab0.zip
Copy the KDE 3.5 branch to branches/trinity for new KDE 3.5 features.
BUG:215923 git-svn-id: svn://anonsvn.kde.org/home/kde/branches/trinity/kdepim@1054174 283d02a7-25f6-0310-bc7c-ecb5cbfe19da
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+/*
+ * label.h - label with radiobutton buddy option
+ * Program: kalarm
+ * Copyright © 2004-2006 by David Jarvie <software@astrojar.org.uk>
+ *
+ * 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.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+ */
+
+#ifndef LABEL_H
+#define LABEL_H
+
+#include <qlabel.h>
+class QRadioButton;
+class LabelFocusWidget;
+
+/**
+ * @short A QLabel with option for a buddy radio button.
+ *
+ * The Label class provides a text display, with special behaviour when a radio
+ * button is set as a buddy.
+ *
+ * The Label object in effect acts as if it were part of the buddy radio button,
+ * in that when the label's accelerator key is pressed, the radio button receives
+ * focus and is switched on. When a non-radio button is specified as a buddy, the
+ * behaviour is the same as for QLabel.
+ *
+ * @author David Jarvie <software@astrojar.org.uk>
+ */
+class Label : public QLabel
+{
+ Q_OBJECT
+ friend class LabelFocusWidget;
+ public:
+ /** Constructs an empty label.
+ * @param parent The parent object of this widget.
+ * @param name The name of this widget.
+ * @param f Flags. See QWidget constructor for details.
+ */
+ explicit Label(QWidget* parent, const char* name = 0, WFlags f = 0);
+ /** Constructs a label that displays @p text.
+ * @param text Text string to display.
+ * @param parent The parent object of this widget.
+ * @param name The name of this widget.
+ * @param f Flags. See QWidget constructor for details.
+ */
+ Label(const QString& text, QWidget* parent, const char* name = 0, WFlags f = 0);
+ /** Constructs a label, with a buddy widget, that displays @p text.
+ * @param buddy Buddy widget which receives the keyboard focus when the
+ * label's accelerator key is pressed. If @p buddy is a radio
+ * button, @p buddy is in addition selected when the
+ * accelerator key is pressed.
+ * @param text Text string to display.
+ * @param parent The parent object of this widget.
+ * @param name The name of this widget.
+ * @param f Flags. See QWidget constructor for details.
+ */
+ Label(QWidget* buddy, const QString& text, QWidget* parent, const char* name = 0, WFlags f = 0);
+ /** Sets the label's buddy widget which receives the keyboard focus when the
+ * label's accelerator key is pressed. If @p buddy is a radio button,
+ * @p buddy is in addition selected when the accelerator key is pressed.
+ */
+ virtual void setBuddy(QWidget* buddy);
+ protected:
+ virtual void drawContents(QPainter* p) { QLabel::drawContents(p); }
+ private slots:
+ void buddyDead();
+ private:
+ void activated();
+ QRadioButton* mRadioButton; // buddy widget if it's a radio button, else 0
+ LabelFocusWidget* mFocusWidget;
+};
+
+
+// Private class for use by Label
+class LabelFocusWidget : public QWidget
+{
+ Q_OBJECT
+ public:
+ LabelFocusWidget(QWidget* parent, const char* name = 0);
+ protected:
+ virtual void focusInEvent(QFocusEvent*);
+};
+
+#endif // LABEL_H