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116 lines
4.6 KiB
116 lines
4.6 KiB
/* This file is part of the KDE project
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Copyright (C) 2004 Cedric Pasteur <cedric.pasteur@free.fr>
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Copyright (C) 2004 Jaroslaw Staniek <js@iidea.pl>
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This library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Library General Public
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License as published by the Free Software Foundation; either
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version 2 of the License, or (at your option) any later version.
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This library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Library General Public License for more details.
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You should have received a copy of the GNU Library General Public License
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along with this library; see the file COPYING.LIB. If not, write to
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the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
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* Boston, MA 02110-1301, USA.
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*/
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#ifndef FORMCONNECTIONDIALOG_H
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#define FORMCONNECTIONDIALOG_H
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#include <tqintdict.h>
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#include <kdialogbase.h>
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namespace KexiDB {
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class ResultInfo;
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}
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class TQLabel;
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class TQButton;
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class KexiTableView;
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class KexiTableViewData;
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class KexiTableItem;
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namespace KFormDesigner {
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class Form;
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class ConnectionBuffer;
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class Connection;
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/*! This dialog is used to edit the connections of a form. It uses KexiTableView for this. There is also a details widget (icon + text)) that shows correctness
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of current connection. */
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class KFORMEDITOR_EXPORT ConnectionDialog : public KDialogBase
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{
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TQ_OBJECT
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public:
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ConnectionDialog(TQWidget *parent);
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~ConnectionDialog() {;}
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/*! Displays as modal dialog, to edit connections in Form::connectionBuffer(). */
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void exec(Form *form);
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protected:
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/*! Used when connection is ok. Displays a message in details widget and changes icon in 'OK?' column. */
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void setStatusOk(KexiTableItem *item = 0);
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/*! Used when connection is wrong. Displays a message in details widget and changes icon in 'OK?' column. \a msg is
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the message explaining what's wrong. */
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void setStatusError(const TQString &msg, KexiTableItem *item = 0);
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//! Inits table data, columns, etc.
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void initTable();
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/*! Updates the widget list (shown in receiver and sender columns). Then fill in the table with the connections in m_buffer. */
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void updateTableData();
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/*! Updates the slot list, according to the receiver name, and only shows those who are compatible with signal args. */
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void updateSlotList(KexiTableItem *item);
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//! Updates the signal list, according to the sender name.
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void updateSignalList(KexiTableItem *item);
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protected slots:
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/*! Slot called when the user modifies a cell. Signal and/or slot cells are cleared if necessary (not valid anymore). */
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void slotCellChanged(KexiTableItem*, int, TQVariant&, KexiDB::ResultInfo*);
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/*! This function checks if the connection represented by KexiTableItem \a item is valid. It checks if all args (sender, receiver, signal and slot)
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are given, and then if signal/slot args are compatible (should be always true, as we don't show non-compatible slots). It calls \ref setStatusOk()
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or \ref setStatusError() following the result of checks. */
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void checkConnection(KexiTableItem *item);
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/*! Hides the dialog and allow the user to create the Connection by drag-and-drop in the Form itself. Currently disabled in the GUI.
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\sa FormManager::startCreatingConnection() */
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void newItemByDragnDrop();
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/*! Creates a new item. It just moves the cursor to the last empty row. */
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void newItem();
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void removeItem();
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/*! This slot is called when the user ends connection creation (when in drag-and-drop mode). The dialog is restored,
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and the created connection is added to the list. */
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void slotConnectionCreated(KFormDesigner::Form *form, KFormDesigner::Connection &connection);
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/*! This slot is called when the user aborts connection creation (when in drag-and-drop mode). The dialog is restored,
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and an empty connection is created. */
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void slotConnectionAborted(KFormDesigner::Form *form);
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void slotCellSelected(int col, int row);
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void slotRowInserted(KexiTableItem*,bool);
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/*! Slot called when the user presses 'Ok' button. The Form::connectionBuffer() is deleted, created again and filled with Connection.
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If the user presses 'Cancel', nothing happens. */
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virtual void slotOk();
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protected:
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enum {BAdd = 10, BRemove};
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Form *m_form;
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ConnectionBuffer *m_buffer;
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KexiTableView *m_table;
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KexiTableViewData *m_data;
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KexiTableViewData *m_widgetsColumnData, *m_slotsColumnData, *m_signalsColumnData;
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TQLabel *m_pixmapLabel, *m_textLabel;
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TQIntDict<TQButton> m_buttons; //! dict of button (for disabling them)
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};
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}
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#endif
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