xref: /aoo42x/main/vcl/source/window/accmgr.cxx (revision 9f62ea84)
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21 
22 
23 
24 // MARKER(update_precomp.py): autogen include statement, do not remove
25 #include "precompiled_vcl.hxx"
26 #include <tools/list.hxx>
27 #include <tools/debug.hxx>
28 
29 #include <accel.h>
30 #include <vcl/accel.hxx>
31 #include <accmgr.hxx>
32 
33 
34 
35 // =======================================================================
36 
DECLARE_LIST(ImplAccelList,Accelerator *)37 DECLARE_LIST( ImplAccelList, Accelerator* )
38 
39 // =======================================================================
40 
41 DBG_NAMEEX( Accelerator )
42 
43 // =======================================================================
44 
45 ImplAccelManager::~ImplAccelManager()
46 {
47     if ( mpAccelList )
48         delete mpAccelList;
49     if ( mpSequenceList )
50         delete mpSequenceList;
51 }
52 
53 // -----------------------------------------------------------------------
54 
InsertAccel(Accelerator * pAccel)55 sal_Bool ImplAccelManager::InsertAccel( Accelerator* pAccel )
56 {
57     if ( !mpAccelList )
58         mpAccelList = new ImplAccelList;
59     else
60     {
61         // Gibts den schon ?
62         if ( mpAccelList->GetPos( pAccel ) != LIST_ENTRY_NOTFOUND )
63             return sal_False;
64     }
65 
66     // Am Anfang der Liste einfuegen
67     mpAccelList->Insert( pAccel, (sal_uLong)0 );
68 
69     return sal_True;
70 }
71 
72 // -----------------------------------------------------------------------
73 
RemoveAccel(Accelerator * pAccel)74 void ImplAccelManager::RemoveAccel( Accelerator* pAccel )
75 {
76     // Haben wir ueberhaupt eine Liste ?
77     if ( !mpAccelList )
78         return;
79 
80     //e.g. #i90599#. Someone starts typing a sequence in a dialog, but doesn't
81     //end it, and then closes the dialog, deleting the accelerators. So if
82     //we're removing an accelerator that a sub-accelerator which is in the
83     //sequence list, throw away the entire sequence
84     if ( mpSequenceList )
85     {
86         for (sal_uInt16 i = 0; i < pAccel->GetItemCount(); ++i)
87         {
88             Accelerator* pSubAccel = pAccel->GetAccel(pAccel->GetItemId(i));
89             if ( mpSequenceList->GetPos( pSubAccel ) != LIST_ENTRY_NOTFOUND )
90             {
91                 EndSequence( true );
92                 break;
93             }
94         }
95     }
96 
97     // Raus damit
98     mpAccelList->Remove( pAccel );
99 }
100 
101 // -----------------------------------------------------------------------
102 
EndSequence(sal_Bool bCancel)103 void ImplAccelManager::EndSequence( sal_Bool bCancel )
104 {
105     // Sind wir ueberhaupt in einer Sequenz ?
106     if ( !mpSequenceList )
107         return;
108 
109     // Alle Deactivate-Handler der Acceleratoren in der Sequenz rufen
110     Accelerator* pTempAccel = mpSequenceList->First();
111     while( pTempAccel )
112     {
113         sal_Bool bDel = sal_False;
114         pTempAccel->mbIsCancel = bCancel;
115         pTempAccel->mpDel = &bDel;
116         pTempAccel->Deactivate();
117         if ( !bDel )
118         {
119             pTempAccel->mbIsCancel = sal_False;
120             pTempAccel->mpDel = NULL;
121         }
122 
123         pTempAccel = mpSequenceList->Next();
124     }
125 
126     // Sequenz-Liste loeschen
127     delete mpSequenceList;
128     mpSequenceList = NULL;
129 }
130 
131 // -----------------------------------------------------------------------
132 
IsAccelKey(const KeyCode & rKeyCode,sal_uInt16 nRepeat)133 sal_Bool ImplAccelManager::IsAccelKey( const KeyCode& rKeyCode, sal_uInt16 nRepeat )
134 {
135     Accelerator* pAccel;
136 
137     // Haben wir ueberhaupt Acceleratoren ??
138     if ( !mpAccelList )
139         return sal_False;
140     if ( !mpAccelList->Count() )
141         return sal_False;
142 
143     // Sind wir in einer Sequenz ?
144     if ( mpSequenceList )
145     {
146         pAccel = mpSequenceList->GetObject( 0 );
147         DBG_CHKOBJ( pAccel, Accelerator, NULL );
148 
149         // Nicht Gefunden ?
150         if ( !pAccel )
151         {
152             // Sequenz abbrechen
153             FlushAccel();
154             return sal_False;
155         }
156 
157         // Ist der Eintrag da drin ?
158         ImplAccelEntry* pEntry = pAccel->ImplGetAccelData( rKeyCode );
159         if ( pEntry )
160         {
161             Accelerator* pNextAccel = pEntry->mpAccel;
162 
163             // Ist da ein Accelerator hinter ?
164             if ( pNextAccel )
165             {
166                 DBG_CHKOBJ( pNextAccel, Accelerator, NULL );
167 
168                 mpSequenceList->Insert( pNextAccel, (sal_uLong)0 );
169 
170                 // Activate-Handler vom Neuen rufen
171                 pNextAccel->Activate();
172                 return sal_True;
173             }
174             else
175             {
176                 // Hat ihn schon !
177                 if ( pEntry->mbEnabled )
178                 {
179                     // Sequence beenden (Deactivate-Handler vorher rufen)
180                     EndSequence();
181 
182                     // Dem Accelerator das aktuelle Item setzen
183                     // und Handler rufen
184                     sal_Bool bDel = sal_False;
185                     pAccel->maCurKeyCode    = rKeyCode;
186                     pAccel->mnCurId         = pEntry->mnId;
187                     pAccel->mnCurRepeat     = nRepeat;
188                     pAccel->mpDel           = &bDel;
189                     pAccel->Select();
190 
191                     // Hat Accel den Aufruf ueberlebt
192                     if ( !bDel )
193                     {
194                         DBG_CHKOBJ( pAccel, Accelerator, NULL );
195                         pAccel->maCurKeyCode    = KeyCode();
196                         pAccel->mnCurId         = 0;
197                         pAccel->mnCurRepeat     = 0;
198                         pAccel->mpDel           = NULL;
199                     }
200 
201                     return sal_True;
202                 }
203                 else
204                 {
205                     // Sequenz abbrechen, weil Acceleraor disabled
206                     // Taste wird weitergeleitet (ans System)
207                     FlushAccel();
208                     return sal_False;
209                 }
210             }
211         }
212         else
213         {
214             // Sequenz abbrechen wegen falscher Taste
215             FlushAccel();
216             return sal_False;
217         }
218     }
219 
220     // Durch die Liste der Acceleratoren wuehlen
221     pAccel = mpAccelList->First();
222     while ( pAccel )
223     {
224         DBG_CHKOBJ( pAccel, Accelerator, NULL );
225 
226         // Ist der Eintrag da drin ?
227         ImplAccelEntry* pEntry = pAccel->ImplGetAccelData( rKeyCode );
228         if ( pEntry )
229         {
230             Accelerator* pNextAccel = pEntry->mpAccel;
231 
232             // Ist da ein Accelerator hinter ?
233             if ( pNextAccel )
234             {
235                 DBG_CHKOBJ( pNextAccel, Accelerator, NULL );
236 
237                 // Sequenz-Liste erzeugen
238                 mpSequenceList = new ImplAccelList;
239                 mpSequenceList->Insert( pAccel, (sal_uLong)0 );
240                 mpSequenceList->Insert( pNextAccel, (sal_uLong)0 );
241 
242                 // Activate-Handler vom Neuen rufen
243                 pNextAccel->Activate();
244 
245                 return sal_True;
246             }
247             else
248             {
249                 // Hat ihn schon !
250                 if ( pEntry->mbEnabled )
251                 {
252                     // Activate/Deactivate-Handler vorher rufen
253                     pAccel->Activate();
254                     pAccel->Deactivate();
255 
256                     // Dem Accelerator das aktuelle Item setzen
257                     // und Handler rufen
258                     sal_Bool bDel = sal_False;
259                     pAccel->maCurKeyCode    = rKeyCode;
260                     pAccel->mnCurId         = pEntry->mnId;
261                     pAccel->mnCurRepeat     = nRepeat;
262                     pAccel->mpDel           = &bDel;
263                     pAccel->Select();
264 
265                     // Hat Accel den Aufruf ueberlebt
266                     if ( !bDel )
267                     {
268                         DBG_CHKOBJ( pAccel, Accelerator, NULL );
269                         pAccel->maCurKeyCode    = KeyCode();
270                         pAccel->mnCurId         = 0;
271                         pAccel->mnCurRepeat     = 0;
272                         pAccel->mpDel           = NULL;
273                     }
274 
275                     return sal_True;
276                 }
277                 else
278                     return sal_False;
279             }
280         }
281 
282         // Nicht gefunden, vielleicht im naechsten Accelerator
283         pAccel = mpAccelList->Next();
284     }
285 
286     return sal_False;
287 }
288