summaryrefslogtreecommitdiffstats
path: root/kexi/widget/relations/kexirelationwidget.h
blob: 9ab1d5f4926678b314443eb1ef9ef44a1ddc0e9f (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
/* This file is part of the KDE project
   Copyright (C) 2002   Lucijan Busch <[email protected]>
   Copyright (C) 2003-2004 Jaroslaw Staniek <[email protected]>

   This program 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 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
   Library General Public License for more details.

   You should have received a copy of the GNU Library General Public License
   along with this program; see the file COPYING.  If not, write to
   the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
 * Boston, MA 02110-1301, USA.
*/

#ifndef KEXIRELATIONWIDGET_H
#define KEXIRELATIONWIDGET_H

//#include <tqwidget.h>
//#include "kexiactionproxy.h"
#include "kexiviewbase.h"
#include "kexirelationview.h"

class KComboBox;
class KPushButton;
class TDEPopupMenu;
class TDEAction;
class TQListViewItem;

class KexiMainWindow;

namespace KexiDB
{
	class Connection;
	class TableSchema;
	class Reference;
}

class KEXIRELATIONSVIEW_EXPORT KexiRelationWidget : public KexiViewBase
{
	TQ_OBJECT
  

	public:
		KexiRelationWidget(KexiMainWindow *win, TQWidget *parent, const char *name=0);
		virtual ~KexiRelationWidget();

		//! \return a dictionary of added tables
		TablesDict* tables() const;
		KexiRelationViewTableContainer* table(const TQString& name) const;
		const ConnectionList* connections() const;

//		KexiRelationView	*relationView() const { return m_relationView; }
		void addTable(const TQString& t);

//		void openTable(KexiDB::TableSchema* table, bool designMode);

		virtual TQSize sizeHint() const;

		/*! Used to add newly created object information to the combo box. */
		void objectCreated(const TQCString &mime, const TQCString& name);
		void objectDeleted(const TQCString &mime, const TQCString& name);
		void objectRenamed(const TQCString &mime, const TQCString& name, const TQCString& newName);

	signals:
		void tableAdded(KexiDB::TableSchema& t);
		void tableHidden(KexiDB::TableSchema& t);
		void tablePositionChanged(KexiRelationViewTableContainer*);
		void aboutConnectionRemove(KexiRelationViewConnection*);
		void tableFieldDoubleClicked( KexiDB::TableSchema* table, const TQString& fieldName );
	
	public slots:
		/*! Adds a table \a t to the area. This changes only visual representation.
		 If \a rect is valid, table widget rgeometry will be initialized.
		 */
		void addTable(KexiDB::TableSchema *t, const TQRect &rect = TQRect());

		//! Adds a connection \a con to the area. This changes only visual representation.
		void addConnection(const SourceConnection& conn);

		void removeSelectedObject();

		/*! Removes all tables and coonections from the widget. */
		void clear();

		/*! Removes all coonections from the view. */
		void removeAllConnections();

		/*! Hides all tables except \a tables. */
		void hideAllTablesExcept( KexiDB::TableSchema::List* tables );

	protected slots:
		void slotAddTable();
		void tableViewGotFocus();
		void connectionViewGotFocus();
		void emptyAreaGotFocus();
		void tableContextMenuRequest(const TQPoint& pos);
		void connectionContextMenuRequest(const TQPoint& pos);
		void emptyAreaContextMenuRequest( const TQPoint& pos );
		void openSelectedTable();
		void designSelectedTable();
		void slotTableHidden(KexiDB::TableSchema &table);
		void aboutToShowPopupMenu();
		void slotTableFieldDoubleClicked(TQListViewItem *i,const TQPoint&,int);

	protected:
		/*! executes popup menu at \a pos, or, 
		 if \a pos not specified: at center of selected table view (if any selected),
		 or at center point of the relations view. */
		void executePopup( TQPoint pos = TQPoint(-1,-1) );

		//! Invalidates all actions availability.
		void invalidateActions();

		//! Fills table's combo box with all available table names.
		void fillTablesCombo();

	private:
		KexiMainWindow *m_win;
		KComboBox *m_tableCombo;
		KPushButton *m_btnAdd;
		KexiRelationView *m_relationView;
		KexiDB::Connection *m_conn;

		TDEPopupMenu *m_tableQueryPopup //over table/query
			, *m_connectionPopup //over connection
			, *m_areaPopup; //over outer area
		TDEAction *m_openSelectedTableAction, *m_designSelectedTableAction;

		int m_tableQueryPopupTitleID, m_connectionPopupTitleID;
};

#endif