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Diffstat (limited to 'kdeui/kdialog.h')
| -rw-r--r-- | kdeui/kdialog.h | 211 |
1 files changed, 211 insertions, 0 deletions
diff --git a/kdeui/kdialog.h b/kdeui/kdialog.h new file mode 100644 index 000000000..c012a7266 --- /dev/null +++ b/kdeui/kdialog.h @@ -0,0 +1,211 @@ +/* This file is part of the KDE Libraries + * Copyright (C) 1998 Thomas Tanghus (tanghus@earthling.net) + * Additions 1999-2000 by Espen Sand (espen@kde.org) + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Library General Public + * License as published by the Free Software Foundation; either + * version 2 of the License, or (at your option) any later version. + * + * This library 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 + * Library General Public License for more details. + * + * You should have received a copy of the GNU Library General Public License + * along with this library; see the file COPYING.LIB. If not, write to + * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, + * Boston, MA 02110-1301, USA. + */ + +#ifndef _KDIALOG_H_ +#define _KDIALOG_H_ + +class QLayoutItem; + +#include <qdialog.h> + +#include <kdelibs_export.h> + +/** + * Dialog with extended non-modal support and methods for %KDE standard + * compliance. + * + * Generally, you should not use this class directly, but KDialogBase + * which inherits KDialog. + * + * If the dialog is non-modal and has a parent, the default keybindings + * (@p escape = @p reject(), @p enter = @p accept(), etc.) are disabled. + * + * The marginHint() and spacingHint() sizes shall be used + * whenever you layout the interior of a dialog. One special note. If + * you make your own action buttons (OK, Cancel etc), the space + * beteween the buttons shall be spacingHint(), whereas the space + * above, below, to the right and to the left shall be marginHint(). + * If you add a separator line above the buttons, there shall be a + * marginHint() between the buttons and the separator and a + * marginHint() above the separator as well. + * + * @see KDialogBase + * @author Thomas Tanghus <tanghus@earthling.net>, Espen Sand <espensa@online.no> + */ +class KDEUI_EXPORT KDialog : public QDialog +{ + Q_OBJECT + + public: + + /** + * Constructor. + * + * Takes the same arguments as QDialog. + */ + KDialog(QWidget *parent = 0, const char *name = 0, + bool modal = false, WFlags f = 0); + + /** + * Return the number of pixels you shall use between a + * dialog edge and the outermost widget(s) according to the KDE standard. + **/ + static int marginHint(); + + /** + * Return the number of pixels you shall use between + * widgets inside a dialog according to the KDE standard. + */ + static int spacingHint(); + + /** + * Resize every layout manager used in @p widget and its nested children. + * + * @param widget The widget used. + * @param margin The new layout margin. + * @param spacing The new layout spacing. + */ + static void resizeLayout( QWidget *widget, int margin, int spacing ); + + /** + * Resize every layout associated with @p lay and its children. + * + * @param lay layout to be resized + * @param margin The new layout margin + * @param spacing The new layout spacing + */ + static void resizeLayout( QLayoutItem *lay, int margin, int spacing ); + + /** + * Centers @p widget on the desktop, taking multi-head setups into + * account. If @p screen is -1, @p widget will be centered on its + * current screen (if it was shown already) or on the primary screen. + * If @p screen is -3, @p widget will be centered on the screen that + * currently contains the mouse pointer. + * @p screen will be ignored if a merged display (like Xinerama) is not + * in use, or merged display placement is not enabled in kdeglobals. + * @since 3.1 + */ + static void centerOnScreen( QWidget *widget, int screen = -1 ); + + /** + * Places @p widget so that it doesn't cover a certain @p area of the screen. + * This is typically used by the "find dialog" so that the match it finds can + * be read. + * For @p screen, see centerOnScreen + * @return true on success (widget doesn't cover area anymore, or never did), + * false on failure (not enough space found) + * @since 3.2 + */ + static bool avoidArea( QWidget *widget, const QRect& area, int screen = -1 ); + + public slots: + /** + * If the dialog starts with focus in a QLineEdit child, + * then call selectAll() on the child. + */ + virtual void polish(); + + /** + * Make a KDE compliant caption. + * + * @param caption Your caption. Do @p not include the application name + * in this string. It will be added automatically according to the KDE + * standard. + */ + virtual void setCaption( const QString &caption ); + + /** + * Make a plain caption without any modifications. + * + * @param caption Your caption. This is the string that will be + * displayed in the window title. + */ + virtual void setPlainCaption( const QString &caption ); + + + protected: + /** + * @internal + */ + virtual void keyPressEvent(QKeyEvent*); + + + signals: + /** + * Emitted when the margin size and/or spacing size + * have changed. + * + * Use marginHint() and spacingHint() in your slot + * to get the new values. + */ + void layoutHintChanged(); + + private: + static const int mMarginSize; + static const int mSpacingSize; + + protected: + virtual void virtual_hook( int id, void* data ); + private: + class KDialogPrivate; + KDialogPrivate* const d; + +}; + + + /** + * \brief Queue for showing modal dialogs one after the other. + * + * This is useful if you want to show a modal dialog but are not in the + * position to start a new event loop at that point in your code. + * + * The disadvantage is that you will not be able to get any information from + * the dialog, so it can currently only be used for simple dialogs. + * + * You probably want to use KMessageBox::queueMessageBox() instead + * of this class directly. + * + * @author Waldo Bastian <bastian@kde.org> + */ +class KDialogQueuePrivate; +class KDEUI_EXPORT KDialogQueue : public QObject +{ + Q_OBJECT + +public: + + static void queueDialog(QDialog *); + + ~KDialogQueue(); + +protected: + KDialogQueue(); + static KDialogQueue *self(); + +private slots: + void slotShowQueuedDialog(); + +protected: + KDialogQueuePrivate* const d; + static KDialogQueue *_self; +}; + +#endif // __KDIALOG_H |