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 : //==================================================================
43 : // class OTableWindowListBox
44 : //==================================================================
45 : DBG_NAME(OTableWindowListBox)
46 : //------------------------------------------------------------------------------
47 0 : OTableWindowListBox::OTableWindowListBox( OTableWindow* pParent )
48 : :SvTreeListBox( pParent, WB_HASBUTTONS | WB_BORDER)
49 : ,m_aMousePos( Point(0,0) )
50 : ,m_pTabWin( pParent )
51 : ,m_nDropEvent(0)
52 : ,m_nUiEvent(0)
53 0 : ,m_bReallyScrolled( sal_False )
54 : {
55 : DBG_CTOR(OTableWindowListBox,NULL);
56 0 : m_aScrollTimer.SetTimeout( SCROLLING_TIMESPAN );
57 0 : SetDoubleClickHdl( LINK(this, OTableWindowListBox, OnDoubleClick) );
58 :
59 0 : SetSelectionMode(SINGLE_SELECTION);
60 :
61 0 : SetHighlightRange( );
62 0 : }
63 :
64 : //------------------------------------------------------------------------------
65 0 : void OTableWindowListBox::dragFinished( )
66 : {
67 : // first show the error msg when existing
68 0 : m_pTabWin->getDesignView()->getController().showError(m_pTabWin->getDesignView()->getController().clearOccurredError());
69 : // second look for ui activities which should happen after d&d
70 0 : if (m_nUiEvent)
71 0 : Application::RemoveUserEvent(m_nUiEvent);
72 0 : m_nUiEvent = Application::PostUserEvent(LINK(this, OTableWindowListBox, LookForUiHdl));
73 0 : }
74 :
75 : //------------------------------------------------------------------------------
76 0 : OTableWindowListBox::~OTableWindowListBox()
77 : {
78 : DBG_DTOR(OTableWindowListBox,NULL);
79 0 : if (m_nDropEvent)
80 0 : Application::RemoveUserEvent(m_nDropEvent);
81 0 : if (m_nUiEvent)
82 0 : Application::RemoveUserEvent(m_nUiEvent);
83 0 : if( m_aScrollTimer.IsActive() )
84 0 : m_aScrollTimer.Stop();
85 0 : m_pTabWin = NULL;
86 0 : }
87 :
88 : //------------------------------------------------------------------------------
89 0 : SvTreeListEntry* OTableWindowListBox::GetEntryFromText( const String& rEntryText )
90 : {
91 : //////////////////////////////////////////////////////////////////////
92 : // iterate through the list
93 0 : SvTreeList* pTreeList = GetModel();
94 0 : SvTreeListEntry* pEntry = pTreeList->First();
95 0 : OJoinDesignView* pView = m_pTabWin->getDesignView();
96 0 : OJoinController& rController = pView->getController();
97 :
98 0 : sal_Bool bCase = sal_False;
99 : try
100 : {
101 0 : Reference<XConnection> xConnection = rController.getConnection();
102 0 : if(xConnection.is())
103 : {
104 0 : Reference<XDatabaseMetaData> xMeta = xConnection->getMetaData();
105 0 : if(xMeta.is())
106 0 : bCase = xMeta->supportsMixedCaseQuotedIdentifiers();
107 : }
108 0 : while( pEntry )
109 : {
110 0 : if((bCase ? rEntryText == GetEntryText(pEntry) : rEntryText.EqualsIgnoreCaseAscii(GetEntryText(pEntry))))
111 : {
112 0 : return pEntry;
113 : }
114 0 : pEntry = pTreeList->Next(pEntry);
115 0 : }
116 : }
117 0 : catch(SQLException&)
118 : {
119 : }
120 :
121 0 : return NULL;
122 : }
123 :
124 : //------------------------------------------------------------------------------
125 0 : void OTableWindowListBox::NotifyScrolled()
126 : {
127 0 : m_bReallyScrolled = sal_True;
128 0 : }
129 :
130 : //------------------------------------------------------------------------------
131 0 : void OTableWindowListBox::NotifyEndScroll()
132 : {
133 0 : if (m_bReallyScrolled)
134 : // connections of this table, if any, should be redrawn
135 0 : m_pTabWin->getTableView()->Invalidate(INVALIDATE_NOCHILDREN);
136 :
137 : // without INVALIDATE_NOCHILDREN all tables would be redrawn,
138 : // so: flickering
139 0 : m_bReallyScrolled = sal_False;
140 0 : }
141 :
142 : //------------------------------------------------------------------------------
143 0 : long OTableWindowListBox::PreNotify(NotifyEvent& rNEvt)
144 : {
145 0 : sal_Bool bHandled = sal_False;
146 0 : switch (rNEvt.GetType())
147 : {
148 : case EVENT_KEYINPUT:
149 : {
150 0 : const KeyEvent* pKeyEvent = rNEvt.GetKeyEvent();
151 0 : const KeyCode& rCode = pKeyEvent->GetKeyCode();
152 :
153 0 : if (rCode.GetCode() != KEY_RETURN)
154 : {
155 0 : if(m_pTabWin)
156 : {
157 0 : bHandled = m_pTabWin->HandleKeyInput(*pKeyEvent);
158 : }
159 0 : break;
160 : }
161 :
162 0 : if (rCode.IsMod1() || rCode.IsMod2() || rCode.IsShift())
163 0 : break;
164 0 : if (FirstSelected())
165 0 : static_cast<OTableWindow*>(Window::GetParent())->OnEntryDoubleClicked(FirstSelected());
166 : }
167 0 : break;
168 : }
169 :
170 0 : if (!bHandled)
171 0 : return SvTreeListBox::PreNotify(rNEvt);
172 0 : return 1L;
173 : }
174 :
175 : //------------------------------------------------------------------------------
176 0 : IMPL_LINK( OTableWindowListBox, ScrollUpHdl, SvTreeListBox*, /*pBox*/ )
177 : {
178 0 : SvTreeListEntry* pEntry = GetEntry( m_aMousePos );
179 0 : if( !pEntry )
180 0 : return 0;
181 :
182 0 : if( pEntry != Last() )
183 : {
184 0 : ScrollOutputArea( -1 );
185 0 : pEntry = GetEntry( m_aMousePos );
186 0 : Select( pEntry, sal_True );
187 : }
188 :
189 0 : return 0;
190 : }
191 :
192 : //------------------------------------------------------------------------------
193 0 : IMPL_LINK( OTableWindowListBox, ScrollDownHdl, SvTreeListBox*, /*pBox*/ )
194 : {
195 0 : SvTreeListEntry* pEntry = GetEntry( m_aMousePos );
196 0 : if( !pEntry )
197 0 : return 0;
198 :
199 0 : if( pEntry != Last() )
200 : {
201 0 : ScrollOutputArea( 1 );
202 0 : pEntry = GetEntry( m_aMousePos );
203 0 : Select( pEntry, sal_True );
204 : }
205 :
206 0 : return 0;
207 : }
208 :
209 : //------------------------------------------------------------------------------
210 0 : void OTableWindowListBox::StartDrag( sal_Int8 /*nAction*/, const Point& /*rPosPixel*/ )
211 : {
212 0 : OJoinTableView* pCont = m_pTabWin->getTableView();
213 0 : if (!pCont->getDesignView()->getController().isReadOnly() && pCont->getDesignView()->getController().isConnected())
214 : {
215 : // asterix was not allowed to be copied to selection browsebox
216 0 : sal_Bool bFirstNotAllowed = FirstSelected() == First() && m_pTabWin->GetData()->IsShowAll();
217 0 : EndSelection();
218 : // create a description of the source
219 0 : OJoinExchangeData jxdSource(this);
220 : // put it into a exchange object
221 0 : OJoinExchObj* pJoin = new OJoinExchObj(jxdSource,bFirstNotAllowed);
222 0 : Reference< XTransferable > xEnsureDelete(pJoin);
223 0 : pJoin->StartDrag(this, DND_ACTION_LINK, this);
224 : }
225 0 : }
226 :
227 : //------------------------------------------------------------------------------
228 0 : sal_Int8 OTableWindowListBox::AcceptDrop( const AcceptDropEvent& _rEvt )
229 : {
230 0 : sal_Int8 nDND_Action = DND_ACTION_NONE;
231 : // check the format
232 0 : if ( !OJoinExchObj::isFormatAvailable(GetDataFlavorExVector(),SOT_FORMATSTR_ID_SBA_TABID) // this means that the first entry is to be draged
233 0 : && OJoinExchObj::isFormatAvailable(GetDataFlavorExVector(),SOT_FORMATSTR_ID_SBA_JOIN) )
234 : { // don't drop into the window if it's the drag source itself
235 :
236 : // remove the selection if the dragging operation is leaving the window
237 0 : if (_rEvt.mbLeaving)
238 0 : SelectAll(sal_False);
239 : else
240 : {
241 : // hit test
242 0 : m_aMousePos = _rEvt.maPosPixel;
243 0 : Size aOutputSize = GetOutputSizePixel();
244 0 : SvTreeListEntry* pEntry = GetEntry( m_aMousePos );
245 0 : if( !pEntry )
246 0 : return DND_ACTION_NONE;
247 :
248 : // Scrolling Areas
249 0 : Rectangle aBottomScrollArea( Point(0, aOutputSize.Height()-LISTBOX_SCROLLING_AREA),
250 0 : Size(aOutputSize.Width(), LISTBOX_SCROLLING_AREA) );
251 0 : Rectangle aTopScrollArea( Point(0,0), Size(aOutputSize.Width(), LISTBOX_SCROLLING_AREA) );
252 :
253 : // scroll up if the pointer is on the upper scroll area
254 0 : if( aBottomScrollArea.IsInside(m_aMousePos) )
255 : {
256 0 : if( !m_aScrollTimer.IsActive() )
257 : {
258 0 : m_aScrollTimer.SetTimeoutHdl( LINK(this, OTableWindowListBox, ScrollUpHdl) );
259 0 : ScrollUpHdl( this );
260 : }
261 : }
262 :
263 : // scroll down if the pointer is on the lower scroll area
264 0 : else if( aTopScrollArea.IsInside(m_aMousePos) )
265 : {
266 0 : if( !m_aScrollTimer.IsActive() )
267 : {
268 0 : m_aScrollTimer.SetTimeoutHdl( LINK(this, OTableWindowListBox, ScrollDownHdl) );
269 0 : ScrollDownHdl( this );
270 : }
271 : }
272 : else
273 : {
274 0 : if( m_aScrollTimer.IsActive() )
275 0 : m_aScrollTimer.Stop();
276 : }
277 :
278 : // automatically select right entry when dragging
279 0 : if ((FirstSelected() != pEntry) || (FirstSelected() && NextSelected(FirstSelected())))
280 0 : SelectAll(sal_False);
281 0 : Select(pEntry, sal_True);
282 :
283 : // one cannot drop on the first (*) entry
284 0 : if(!( m_pTabWin->GetData()->IsShowAll() && (pEntry==First()) ))
285 0 : nDND_Action = DND_ACTION_LINK;
286 : }
287 : }
288 0 : return nDND_Action;
289 : }
290 : // -----------------------------------------------------------------------------
291 :
292 : //------------------------------------------------------------------------------
293 0 : IMPL_LINK( OTableWindowListBox, LookForUiHdl, void *, /*EMPTY_ARG*/)
294 : {
295 0 : m_nUiEvent = 0;
296 0 : m_pTabWin->getTableView()->lookForUiActivities();
297 0 : return 0L;
298 : }
299 : //------------------------------------------------------------------------------
300 0 : IMPL_LINK( OTableWindowListBox, DropHdl, void *, /*EMPTY_ARG*/)
301 : {
302 : // create the connection
303 0 : m_nDropEvent = 0;
304 : OSL_ENSURE(m_pTabWin,"No TableWindow!");
305 : try
306 : {
307 0 : OJoinTableView* pCont = m_pTabWin->getTableView();
308 : OSL_ENSURE(pCont,"No QueryTableView!");
309 0 : pCont->AddConnection(m_aDropInfo.aSource, m_aDropInfo.aDest);
310 : }
311 0 : catch(const SQLException& e)
312 : {
313 : // remember the exception so that we can show them later when d&d is finished
314 0 : m_pTabWin->getDesignView()->getController().setErrorOccurred(::dbtools::SQLExceptionInfo(e));
315 : }
316 0 : return 0L;
317 : }
318 : //------------------------------------------------------------------------------
319 0 : sal_Int8 OTableWindowListBox::ExecuteDrop( const ExecuteDropEvent& _rEvt )
320 : {
321 0 : TransferableDataHelper aDropped(_rEvt.maDropEvent.Transferable);
322 0 : if ( OJoinExchObj::isFormatAvailable(aDropped.GetDataFlavorExVector()))
323 : { // don't drop into the window if it's the drag source itself
324 0 : m_aDropInfo.aSource = OJoinExchangeData(this);
325 0 : m_aDropInfo.aDest = OJoinExchObj::GetSourceDescription(_rEvt.maDropEvent.Transferable);
326 :
327 0 : if (m_nDropEvent)
328 0 : Application::RemoveUserEvent(m_nDropEvent);
329 0 : m_nDropEvent = Application::PostUserEvent(LINK(this, OTableWindowListBox, DropHdl));
330 :
331 0 : return DND_ACTION_LINK;
332 : }
333 0 : return DND_ACTION_NONE;
334 : }
335 :
336 : //------------------------------------------------------------------------------
337 0 : void OTableWindowListBox::LoseFocus()
338 : {
339 0 : if(m_pTabWin)
340 0 : m_pTabWin->setActive(sal_False);
341 0 : SvTreeListBox::LoseFocus();
342 0 : }
343 :
344 : //------------------------------------------------------------------------------
345 0 : void OTableWindowListBox::GetFocus()
346 : {
347 0 : if(m_pTabWin)
348 0 : m_pTabWin->setActive();
349 :
350 0 : if (GetCurEntry() != NULL)
351 : {
352 0 : if ( GetSelectionCount() == 0 || GetCurEntry() != FirstSelected() )
353 : {
354 0 : if ( FirstSelected() )
355 0 : Select(FirstSelected(), sal_False);
356 0 : Select(GetCurEntry(), sal_True);
357 : }
358 : else
359 0 : ShowFocusRect(FirstSelected());
360 : }
361 0 : SvTreeListBox::GetFocus();
362 0 : }
363 :
364 : //------------------------------------------------------------------------------
365 0 : IMPL_LINK( OTableWindowListBox, OnDoubleClick, SvTreeListBox *, /*pBox*/ )
366 : {
367 : // tell my parent
368 0 : Window* pParent = Window::GetParent();
369 : OSL_ENSURE(pParent != NULL, "OTableWindowListBox::OnDoubleClick : habe kein Parent !");
370 :
371 0 : static_cast<OTableWindow*>(pParent)->OnEntryDoubleClicked(GetHdlEntry());
372 :
373 0 : return 0;
374 : }
375 : // -----------------------------------------------------------------------------
376 0 : void OTableWindowListBox::Command(const CommandEvent& rEvt)
377 : {
378 0 : switch (rEvt.GetCommand())
379 : {
380 : case COMMAND_CONTEXTMENU:
381 : {
382 0 : static_cast<OTableWindow*>(Window::GetParent())->Command(rEvt);
383 0 : break;
384 : }
385 : default:
386 0 : SvTreeListBox::Command(rEvt);
387 : }
388 12 : }
389 : // -----------------------------------------------------------------------------
390 :
391 : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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