Line data Source code
1 : /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
2 : /*
3 : * This file is part of the LibreOffice project.
4 : *
5 : * This Source Code Form is subject to the terms of the Mozilla Public
6 : * License, v. 2.0. If a copy of the MPL was not distributed with this
7 : * file, You can obtain one at http://mozilla.org/MPL/2.0/.
8 : *
9 : * This file incorporates work covered by the following license notice:
10 : *
11 : * Licensed to the Apache Software Foundation (ASF) under one or more
12 : * contributor license agreements. See the NOTICE file distributed
13 : * with this work for additional information regarding copyright
14 : * ownership. The ASF licenses this file to you under the Apache
15 : * License, Version 2.0 (the "License"); you may not use this file
16 : * except in compliance with the License. You may obtain a copy of
17 : * the License at http://www.apache.org/licenses/LICENSE-2.0 .
18 : */
19 :
20 : #include "TableWindowListBox.hxx"
21 : #include "TableWindow.hxx"
22 : #include "QueryDesignView.hxx"
23 : #include "QueryTableView.hxx"
24 : #include "querycontroller.hxx"
25 : #include "JoinExchange.hxx"
26 : #include <osl/diagnose.h>
27 : #include <com/sun/star/sdbc/XDatabaseMetaData.hpp>
28 : #include <vcl/svapp.hxx>
29 :
30 : using namespace dbaui;
31 : using namespace ::com::sun::star::sdbc;
32 : using namespace ::com::sun::star::uno;
33 : using namespace ::com::sun::star::datatransfer;
34 :
35 0 : OJoinExchangeData::OJoinExchangeData(OTableWindowListBox* pBox)
36 : : pListBox(pBox)
37 0 : , pEntry(pBox->FirstSelected())
38 0 : { }
39 :
40 : const sal_uLong SCROLLING_TIMESPAN = 500;
41 : const long LISTBOX_SCROLLING_AREA = 6;
42 : // class OTableWindowListBox
43 0 : OTableWindowListBox::OTableWindowListBox( OTableWindow* pParent )
44 : :SvTreeListBox( pParent, WB_HASBUTTONS | WB_BORDER)
45 : ,m_aMousePos( Point(0,0) )
46 : ,m_pTabWin( pParent )
47 : ,m_nDropEvent(0)
48 : ,m_nUiEvent(0)
49 0 : ,m_bReallyScrolled( sal_False )
50 : {
51 0 : m_aScrollTimer.SetTimeout( SCROLLING_TIMESPAN );
52 0 : SetDoubleClickHdl( LINK(this, OTableWindowListBox, OnDoubleClick) );
53 :
54 0 : SetSelectionMode(SINGLE_SELECTION);
55 :
56 0 : SetHighlightRange( );
57 0 : }
58 :
59 0 : void OTableWindowListBox::dragFinished( )
60 : {
61 : // first show the error msg when existing
62 0 : m_pTabWin->getDesignView()->getController().showError(m_pTabWin->getDesignView()->getController().clearOccurredError());
63 : // second look for ui activities which should happen after d&d
64 0 : if (m_nUiEvent)
65 0 : Application::RemoveUserEvent(m_nUiEvent);
66 0 : m_nUiEvent = Application::PostUserEvent(LINK(this, OTableWindowListBox, LookForUiHdl));
67 0 : }
68 :
69 0 : OTableWindowListBox::~OTableWindowListBox()
70 : {
71 0 : if (m_nDropEvent)
72 0 : Application::RemoveUserEvent(m_nDropEvent);
73 0 : if (m_nUiEvent)
74 0 : Application::RemoveUserEvent(m_nUiEvent);
75 0 : if( m_aScrollTimer.IsActive() )
76 0 : m_aScrollTimer.Stop();
77 0 : m_pTabWin = NULL;
78 0 : }
79 :
80 0 : SvTreeListEntry* OTableWindowListBox::GetEntryFromText( const OUString& rEntryText )
81 : {
82 : // iterate through the list
83 0 : SvTreeList* pTreeList = GetModel();
84 0 : SvTreeListEntry* pEntry = pTreeList->First();
85 0 : OJoinDesignView* pView = m_pTabWin->getDesignView();
86 0 : OJoinController& rController = pView->getController();
87 :
88 0 : sal_Bool bCase = sal_False;
89 : try
90 : {
91 0 : Reference<XConnection> xConnection = rController.getConnection();
92 0 : if(xConnection.is())
93 : {
94 0 : Reference<XDatabaseMetaData> xMeta = xConnection->getMetaData();
95 0 : if(xMeta.is())
96 0 : bCase = xMeta->supportsMixedCaseQuotedIdentifiers();
97 : }
98 0 : while( pEntry )
99 : {
100 0 : if((bCase ? rEntryText == GetEntryText(pEntry) : rEntryText.equalsIgnoreAsciiCase(GetEntryText(pEntry))))
101 : {
102 0 : return pEntry;
103 : }
104 0 : pEntry = pTreeList->Next(pEntry);
105 0 : }
106 : }
107 0 : catch(SQLException&)
108 : {
109 : }
110 :
111 0 : return NULL;
112 : }
113 :
114 0 : void OTableWindowListBox::NotifyScrolled()
115 : {
116 0 : m_bReallyScrolled = sal_True;
117 0 : }
118 :
119 0 : void OTableWindowListBox::NotifyEndScroll()
120 : {
121 0 : if (m_bReallyScrolled)
122 : // connections of this table, if any, should be redrawn
123 0 : m_pTabWin->getTableView()->Invalidate(INVALIDATE_NOCHILDREN);
124 :
125 : // without INVALIDATE_NOCHILDREN all tables would be redrawn,
126 : // so: flickering
127 0 : m_bReallyScrolled = sal_False;
128 0 : }
129 :
130 0 : bool OTableWindowListBox::PreNotify(NotifyEvent& rNEvt)
131 : {
132 0 : sal_Bool bHandled = sal_False;
133 0 : switch (rNEvt.GetType())
134 : {
135 : case EVENT_KEYINPUT:
136 : {
137 0 : const KeyEvent* pKeyEvent = rNEvt.GetKeyEvent();
138 0 : const KeyCode& rCode = pKeyEvent->GetKeyCode();
139 :
140 0 : if (rCode.GetCode() != KEY_RETURN)
141 : {
142 0 : if(m_pTabWin)
143 : {
144 0 : bHandled = m_pTabWin->HandleKeyInput(*pKeyEvent);
145 : }
146 0 : break;
147 : }
148 :
149 0 : if (rCode.IsMod1() || rCode.IsMod2() || rCode.IsShift())
150 0 : break;
151 0 : if (FirstSelected())
152 0 : static_cast<OTableWindow*>(Window::GetParent())->OnEntryDoubleClicked(FirstSelected());
153 : }
154 0 : break;
155 : }
156 :
157 0 : if (!bHandled)
158 0 : return SvTreeListBox::PreNotify(rNEvt);
159 0 : return true;
160 : }
161 :
162 0 : IMPL_LINK( OTableWindowListBox, ScrollUpHdl, SvTreeListBox*, /*pBox*/ )
163 : {
164 0 : SvTreeListEntry* pEntry = GetEntry( m_aMousePos );
165 0 : if( !pEntry )
166 0 : return 0;
167 :
168 0 : if( pEntry != Last() )
169 : {
170 0 : ScrollOutputArea( -1 );
171 0 : pEntry = GetEntry( m_aMousePos );
172 0 : Select( pEntry, true );
173 : }
174 :
175 0 : return 0;
176 : }
177 :
178 0 : IMPL_LINK( OTableWindowListBox, ScrollDownHdl, SvTreeListBox*, /*pBox*/ )
179 : {
180 0 : SvTreeListEntry* pEntry = GetEntry( m_aMousePos );
181 0 : if( !pEntry )
182 0 : return 0;
183 :
184 0 : if( pEntry != Last() )
185 : {
186 0 : ScrollOutputArea( 1 );
187 0 : pEntry = GetEntry( m_aMousePos );
188 0 : Select( pEntry, true );
189 : }
190 :
191 0 : return 0;
192 : }
193 :
194 0 : void OTableWindowListBox::StartDrag( sal_Int8 /*nAction*/, const Point& /*rPosPixel*/ )
195 : {
196 0 : OJoinTableView* pCont = m_pTabWin->getTableView();
197 0 : if (!pCont->getDesignView()->getController().isReadOnly() && pCont->getDesignView()->getController().isConnected())
198 : {
199 : // asterisk was not allowed to be copied to selection browsebox
200 0 : sal_Bool bFirstNotAllowed = FirstSelected() == First() && m_pTabWin->GetData()->IsShowAll();
201 0 : EndSelection();
202 : // create a description of the source
203 0 : OJoinExchangeData jxdSource(this);
204 : // put it into a exchange object
205 0 : OJoinExchObj* pJoin = new OJoinExchObj(jxdSource,bFirstNotAllowed);
206 0 : Reference< XTransferable > xEnsureDelete(pJoin);
207 0 : pJoin->StartDrag(this, DND_ACTION_LINK, this);
208 : }
209 0 : }
210 :
211 0 : sal_Int8 OTableWindowListBox::AcceptDrop( const AcceptDropEvent& _rEvt )
212 : {
213 0 : sal_Int8 nDND_Action = DND_ACTION_NONE;
214 : // check the format
215 0 : if ( !OJoinExchObj::isFormatAvailable(GetDataFlavorExVector(),SOT_FORMATSTR_ID_SBA_TABID) // this means that the first entry is to be draged
216 0 : && OJoinExchObj::isFormatAvailable(GetDataFlavorExVector(),SOT_FORMATSTR_ID_SBA_JOIN) )
217 : { // don't drop into the window if it's the drag source itself
218 :
219 : // remove the selection if the dragging operation is leaving the window
220 0 : if (_rEvt.mbLeaving)
221 0 : SelectAll(false);
222 : else
223 : {
224 : // hit test
225 0 : m_aMousePos = _rEvt.maPosPixel;
226 0 : Size aOutputSize = GetOutputSizePixel();
227 0 : SvTreeListEntry* pEntry = GetEntry( m_aMousePos );
228 0 : if( !pEntry )
229 0 : return DND_ACTION_NONE;
230 :
231 : // Scrolling Areas
232 0 : Rectangle aBottomScrollArea( Point(0, aOutputSize.Height()-LISTBOX_SCROLLING_AREA),
233 0 : Size(aOutputSize.Width(), LISTBOX_SCROLLING_AREA) );
234 0 : Rectangle aTopScrollArea( Point(0,0), Size(aOutputSize.Width(), LISTBOX_SCROLLING_AREA) );
235 :
236 : // scroll up if the pointer is on the upper scroll area
237 0 : if( aBottomScrollArea.IsInside(m_aMousePos) )
238 : {
239 0 : if( !m_aScrollTimer.IsActive() )
240 : {
241 0 : m_aScrollTimer.SetTimeoutHdl( LINK(this, OTableWindowListBox, ScrollUpHdl) );
242 0 : ScrollUpHdl( this );
243 : }
244 : }
245 :
246 : // scroll down if the pointer is on the lower scroll area
247 0 : else if( aTopScrollArea.IsInside(m_aMousePos) )
248 : {
249 0 : if( !m_aScrollTimer.IsActive() )
250 : {
251 0 : m_aScrollTimer.SetTimeoutHdl( LINK(this, OTableWindowListBox, ScrollDownHdl) );
252 0 : ScrollDownHdl( this );
253 : }
254 : }
255 : else
256 : {
257 0 : if( m_aScrollTimer.IsActive() )
258 0 : m_aScrollTimer.Stop();
259 : }
260 :
261 : // automatically select right entry when dragging
262 0 : if ((FirstSelected() != pEntry) || (FirstSelected() && NextSelected(FirstSelected())))
263 0 : SelectAll(false);
264 0 : Select(pEntry, true);
265 :
266 : // one cannot drop on the first (*) entry
267 0 : if(!( m_pTabWin->GetData()->IsShowAll() && (pEntry==First()) ))
268 0 : nDND_Action = DND_ACTION_LINK;
269 : }
270 : }
271 0 : return nDND_Action;
272 : }
273 :
274 0 : IMPL_LINK( OTableWindowListBox, LookForUiHdl, void *, /*EMPTY_ARG*/)
275 : {
276 0 : m_nUiEvent = 0;
277 0 : m_pTabWin->getTableView()->lookForUiActivities();
278 0 : return 0L;
279 : }
280 :
281 0 : IMPL_LINK( OTableWindowListBox, DropHdl, void *, /*EMPTY_ARG*/)
282 : {
283 : // create the connection
284 0 : m_nDropEvent = 0;
285 : OSL_ENSURE(m_pTabWin,"No TableWindow!");
286 : try
287 : {
288 0 : OJoinTableView* pCont = m_pTabWin->getTableView();
289 : OSL_ENSURE(pCont,"No QueryTableView!");
290 0 : pCont->AddConnection(m_aDropInfo.aSource, m_aDropInfo.aDest);
291 : }
292 0 : catch(const SQLException& e)
293 : {
294 : // remember the exception so that we can show them later when d&d is finished
295 0 : m_pTabWin->getDesignView()->getController().setErrorOccurred(::dbtools::SQLExceptionInfo(e));
296 : }
297 0 : return 0L;
298 : }
299 :
300 0 : sal_Int8 OTableWindowListBox::ExecuteDrop( const ExecuteDropEvent& _rEvt )
301 : {
302 0 : TransferableDataHelper aDropped(_rEvt.maDropEvent.Transferable);
303 0 : if ( OJoinExchObj::isFormatAvailable(aDropped.GetDataFlavorExVector()))
304 : { // don't drop into the window if it's the drag source itself
305 0 : m_aDropInfo.aSource = OJoinExchangeData(this);
306 0 : m_aDropInfo.aDest = OJoinExchObj::GetSourceDescription(_rEvt.maDropEvent.Transferable);
307 :
308 0 : if (m_nDropEvent)
309 0 : Application::RemoveUserEvent(m_nDropEvent);
310 0 : m_nDropEvent = Application::PostUserEvent(LINK(this, OTableWindowListBox, DropHdl));
311 :
312 0 : return DND_ACTION_LINK;
313 : }
314 0 : return DND_ACTION_NONE;
315 : }
316 :
317 0 : void OTableWindowListBox::LoseFocus()
318 : {
319 0 : if(m_pTabWin)
320 0 : m_pTabWin->setActive(sal_False);
321 0 : SvTreeListBox::LoseFocus();
322 0 : }
323 :
324 0 : void OTableWindowListBox::GetFocus()
325 : {
326 0 : if(m_pTabWin)
327 0 : m_pTabWin->setActive();
328 :
329 0 : if (GetCurEntry() != NULL)
330 : {
331 0 : if ( GetSelectionCount() == 0 || GetCurEntry() != FirstSelected() )
332 : {
333 0 : if ( FirstSelected() )
334 0 : Select(FirstSelected(), false);
335 0 : Select(GetCurEntry(), true);
336 : }
337 : else
338 0 : ShowFocusRect(FirstSelected());
339 : }
340 0 : SvTreeListBox::GetFocus();
341 0 : }
342 :
343 0 : IMPL_LINK( OTableWindowListBox, OnDoubleClick, SvTreeListBox *, /*pBox*/ )
344 : {
345 : // tell my parent
346 0 : Window* pParent = Window::GetParent();
347 : OSL_ENSURE(pParent != NULL, "OTableWindowListBox::OnDoubleClick : habe kein Parent !");
348 :
349 0 : static_cast<OTableWindow*>(pParent)->OnEntryDoubleClicked(GetHdlEntry());
350 :
351 0 : return 0;
352 : }
353 :
354 0 : void OTableWindowListBox::Command(const CommandEvent& rEvt)
355 : {
356 0 : switch (rEvt.GetCommand())
357 : {
358 : case COMMAND_CONTEXTMENU:
359 : {
360 0 : static_cast<OTableWindow*>(Window::GetParent())->Command(rEvt);
361 0 : break;
362 : }
363 : default:
364 0 : SvTreeListBox::Command(rEvt);
365 : }
366 0 : }
367 :
368 : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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