1/**************************************************************
2 *
3 * Licensed to the Apache Software Foundation (ASF) under one
4 * or more contributor license agreements.  See the NOTICE file
5 * distributed with this work for additional information
6 * regarding copyright ownership.  The ASF licenses this file
7 * to you under the Apache License, Version 2.0 (the
8 * "License"); you may not use this file except in compliance
9 * with the License.  You may obtain a copy of the License at
10 *
11 *   http://www.apache.org/licenses/LICENSE-2.0
12 *
13 * Unless required by applicable law or agreed to in writing,
14 * software distributed under the License is distributed on an
15 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
16 * KIND, either express or implied.  See the License for the
17 * specific language governing permissions and limitations
18 * under the License.
19 *
20 *************************************************************/
21
22
23#ifndef __com_sun_star_awt_grid_XGridColumnModel_idl__
24#define __com_sun_star_awt_grid_XGridColumnModel_idl__
25
26#include <com/sun/star/uno/XInterface.idl>
27#include <com/sun/star/lang/XComponent.idl>
28#include <com/sun/star/util/XCloneable.idl>
29
30#include <com/sun/star/awt/grid/XGridColumn.idl>
31#include <com/sun/star/container/XContainer.idl>
32#include <com/sun/star/lang/IndexOutOfBoundsException.idl>
33#include <com/sun/star/lang/IllegalArgumentException.idl>
34
35//=============================================================================
36
37module com {  module sun {  module star {  module awt { module grid {
38
39//=============================================================================
40
41/** An instance of this interface is used by the <type>UnoControlGrid</type> to
42    retrieve the column structure that is displayed in the actual control.
43
44    If you do not need your own model implementation, you can also use the <type>DefaultGridColumnModel</type>.
45
46    @since OpenOffice 3.3
47*/
48published interface XGridColumnModel
49{
50    /** implements life time control for the component
51    */
52    interface ::com::sun::star::lang::XComponent;
53
54    /** allows to register listeners to be notified when columns are inserted or removed
55    */
56    interface ::com::sun::star::container::XContainer;
57
58    /** allows cloning the complete column model
59    */
60    interface ::com::sun::star::util::XCloneable;
61
62    /** Returns the number of columns.
63
64        @returns
65                the number of columns.
66    */
67    long getColumnCount();
68
69    /** creates a new column for use with the column model.
70
71        <p>The newly created column is not yet inserted into the column container, you need to call <member>addColumn</member>
72        after you initialized the column object.</p>
73    */
74    XGridColumn
75        createColumn();
76
77    /** Adds a column to the model.
78
79        <p>You should use the <member>createColumn</member> member to create a new column. This gives
80        implementations of the <code>XGridColumnModel</code> interface the possibility to provide own column
81        implementations which extend the basic <type>GridColumn</type> type.</p>
82
83        <p>As soon as the column has been inserted into the model, the model takes ownership of it. This means when the
84        column is removed, or when the column model is disposed, the grid column is disposed as well.</p>
85
86        @param column
87            the column to add to the model.
88        @returns
89            the index of new created column.
90
91        @throws ::com::sun::star::lang::IllegalArgumentException
92            if the given column is not a valid element for the column container, or if it is <NULL/>.
93    */
94    long addColumn( [in] XGridColumn column )
95        raises ( ::com::sun::star::lang::IllegalArgumentException );
96
97    /** removes a column from the model
98
99        <p>The column object will be disposed upon removal.</p>
100
101        @param ColumnIndex
102            denotes the index of the column to remove
103        @throws ::com::sun::star::lang::IndexOutOfBoundsException
104            if <code>ColumnIndex</code> does not denote a valid column index.
105    */
106    void removeColumn( [in] long ColumnIndex )
107        raises ( ::com::sun::star::lang::IndexOutOfBoundsException );
108
109    /** Returns all columns of the model.
110        @returns
111                 all columns associated with the model in a sequence of <type>XGridColumn</type>.
112    */
113    sequence<XGridColumn> getColumns();
114
115    /** Returns a specific column.
116        @param index
117                the position of the requested column.
118        @returns
119                 the requested column.
120    */
121    XGridColumn getColumn( [in] long index)
122        raises ( ::com::sun::star::lang::IndexOutOfBoundsException );
123
124    /** Fills the model with the given number of default columns
125
126        <p>Existing columns will be removed before adding new columns. Listeners at the column model will
127        be notified one <member scope="com::sun::star::container">XContainerListener::elementRemoved</member> event
128        for each removed column, and one <member scope="com::sun::star::container">XContainerListener::elementInserted</member>
129        event for each insertion.</p>
130
131        @param elements
132            the number of default columns that should be set.
133    */
134    void setDefaultColumns([in] long elements);
135};
136
137//=============================================================================
138
139}; }; }; }; };
140
141#endif
142