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b823f5a1 | 1 | ///////////////////////////////////////////////////////////////////////////// |
1e6feb95 | 2 | // Name: src/msw/treectrl.cpp |
b823f5a1 JS |
3 | // Purpose: wxTreeCtrl |
4 | // Author: Julian Smart | |
08b7c251 | 5 | // Modified by: Vadim Zeitlin to be less MSW-specific on 10.10.98 |
b823f5a1 JS |
6 | // Created: 1997 |
7 | // RCS-ID: $Id$ | |
8 | // Copyright: (c) Julian Smart | |
65571936 | 9 | // Licence: wxWindows licence |
b823f5a1 | 10 | ///////////////////////////////////////////////////////////////////////////// |
2bda0e17 | 11 | |
08b7c251 VZ |
12 | // ============================================================================ |
13 | // declarations | |
14 | // ============================================================================ | |
15 | ||
16 | // ---------------------------------------------------------------------------- | |
17 | // headers | |
18 | // ---------------------------------------------------------------------------- | |
1e6feb95 | 19 | |
2bda0e17 KB |
20 | // For compilers that support precompilation, includes "wx.h". |
21 | #include "wx/wxprec.h" | |
22 | ||
23 | #ifdef __BORLANDC__ | |
08b7c251 | 24 | #pragma hdrstop |
2bda0e17 KB |
25 | #endif |
26 | ||
1e6feb95 VZ |
27 | #if wxUSE_TREECTRL |
28 | ||
e4db172a WS |
29 | #include "wx/treectrl.h" |
30 | ||
ad9835c9 | 31 | #ifndef WX_PRECOMP |
57bd4c60 WS |
32 | #include "wx/msw/wrapcctl.h" // include <commctrl.h> "properly" |
33 | #include "wx/msw/missing.h" | |
ad9835c9 | 34 | #include "wx/dynarray.h" |
e4db172a | 35 | #include "wx/log.h" |
670f9935 | 36 | #include "wx/app.h" |
9eddec69 | 37 | #include "wx/settings.h" |
ad9835c9 WS |
38 | #endif |
39 | ||
2f17da8b WS |
40 | #include "wx/msw/private.h" |
41 | ||
1e6feb95 VZ |
42 | // Set this to 1 to be _absolutely_ sure that repainting will work for all |
43 | // comctl32.dll versions | |
f6bcfd97 BP |
44 | #define wxUSE_COMCTL32_SAFELY 0 |
45 | ||
08b7c251 | 46 | #include "wx/imaglist.h" |
23f681ec VZ |
47 | #include "wx/msw/dragimag.h" |
48 | ||
f888d614 VZ |
49 | // macros to hide the cast ugliness |
50 | // -------------------------------- | |
51 | ||
14ba002a VZ |
52 | // get HTREEITEM from wxTreeItemId |
53 | #define HITEM(item) ((HTREEITEM)(((item).m_pItem))) | |
3f7bc32b | 54 | |
3f7bc32b VZ |
55 | // ---------------------------------------------------------------------------- |
56 | // private functions | |
57 | // ---------------------------------------------------------------------------- | |
58 | ||
59 | // wrapper for TreeView_HitTest | |
60 | static HTREEITEM GetItemFromPoint(HWND hwndTV, int x, int y) | |
61 | { | |
62 | TV_HITTESTINFO tvht; | |
63 | tvht.pt.x = x; | |
64 | tvht.pt.y = y; | |
65 | ||
3f7bc32b VZ |
66 | return (HTREEITEM)TreeView_HitTest(hwndTV, &tvht); |
67 | } | |
68 | ||
75afdc2d VZ |
69 | // wrappers for TreeView_GetItem/TreeView_SetItem |
70 | static bool IsItemSelected(HWND hwndTV, HTREEITEM hItem) | |
71 | { | |
72 | ||
73 | TV_ITEM tvi; | |
74 | tvi.mask = TVIF_STATE | TVIF_HANDLE; | |
75 | tvi.stateMask = TVIS_SELECTED; | |
76 | tvi.hItem = hItem; | |
77 | ||
78 | if ( !TreeView_GetItem(hwndTV, &tvi) ) | |
79 | { | |
80 | wxLogLastError(wxT("TreeView_GetItem")); | |
81 | } | |
82 | ||
83 | return (tvi.state & TVIS_SELECTED) != 0; | |
84 | } | |
85 | ||
86 | static bool SelectItem(HWND hwndTV, HTREEITEM hItem, bool select = true) | |
87 | { | |
88 | TV_ITEM tvi; | |
89 | tvi.mask = TVIF_STATE | TVIF_HANDLE; | |
90 | tvi.stateMask = TVIS_SELECTED; | |
91 | tvi.state = select ? TVIS_SELECTED : 0; | |
92 | tvi.hItem = hItem; | |
93 | ||
94 | if ( TreeView_SetItem(hwndTV, &tvi) == -1 ) | |
95 | { | |
96 | wxLogLastError(wxT("TreeView_SetItem")); | |
97 | return false; | |
98 | } | |
99 | ||
100 | return true; | |
101 | } | |
102 | ||
103 | static inline void UnselectItem(HWND hwndTV, HTREEITEM htItem) | |
104 | { | |
105 | SelectItem(hwndTV, htItem, false); | |
106 | } | |
107 | ||
108 | static inline void ToggleItemSelection(HWND hwndTV, HTREEITEM htItem) | |
109 | { | |
110 | SelectItem(hwndTV, htItem, !IsItemSelected(hwndTV, htItem)); | |
111 | } | |
112 | ||
113 | // helper function which selects all items in a range and, optionally, | |
114 | // unselects all others | |
115 | static void SelectRange(HWND hwndTV, | |
116 | HTREEITEM htFirst, | |
117 | HTREEITEM htLast, | |
118 | bool unselectOthers = true) | |
119 | { | |
120 | // find the first (or last) item and select it | |
121 | bool cont = true; | |
122 | HTREEITEM htItem = (HTREEITEM)TreeView_GetRoot(hwndTV); | |
123 | while ( htItem && cont ) | |
124 | { | |
125 | if ( (htItem == htFirst) || (htItem == htLast) ) | |
126 | { | |
127 | if ( !IsItemSelected(hwndTV, htItem) ) | |
128 | { | |
129 | SelectItem(hwndTV, htItem); | |
130 | } | |
131 | ||
132 | cont = false; | |
133 | } | |
134 | else | |
135 | { | |
136 | if ( unselectOthers && IsItemSelected(hwndTV, htItem) ) | |
137 | { | |
138 | UnselectItem(hwndTV, htItem); | |
139 | } | |
140 | } | |
141 | ||
142 | htItem = (HTREEITEM)TreeView_GetNextVisible(hwndTV, htItem); | |
143 | } | |
144 | ||
145 | // select the items in range | |
146 | cont = htFirst != htLast; | |
147 | while ( htItem && cont ) | |
148 | { | |
149 | if ( !IsItemSelected(hwndTV, htItem) ) | |
150 | { | |
151 | SelectItem(hwndTV, htItem); | |
152 | } | |
153 | ||
154 | cont = (htItem != htFirst) && (htItem != htLast); | |
155 | ||
156 | htItem = (HTREEITEM)TreeView_GetNextVisible(hwndTV, htItem); | |
157 | } | |
158 | ||
159 | // unselect the rest | |
160 | if ( unselectOthers ) | |
161 | { | |
162 | while ( htItem ) | |
163 | { | |
164 | if ( IsItemSelected(hwndTV, htItem) ) | |
165 | { | |
166 | UnselectItem(hwndTV, htItem); | |
167 | } | |
168 | ||
169 | htItem = (HTREEITEM)TreeView_GetNextVisible(hwndTV, htItem); | |
170 | } | |
171 | } | |
172 | ||
173 | // seems to be necessary - otherwise the just selected items don't always | |
174 | // appear as selected | |
175 | UpdateWindow(hwndTV); | |
176 | } | |
177 | ||
178 | // helper function which tricks the standard control into changing the focused | |
179 | // item without changing anything else (if someone knows why Microsoft doesn't | |
180 | // allow to do it by just setting TVIS_FOCUSED flag, please tell me!) | |
181 | static void SetFocus(HWND hwndTV, HTREEITEM htItem) | |
182 | { | |
183 | // the current focus | |
184 | HTREEITEM htFocus = (HTREEITEM)TreeView_GetSelection(hwndTV); | |
185 | ||
186 | if ( htItem ) | |
187 | { | |
188 | // set the focus | |
189 | if ( htItem != htFocus ) | |
190 | { | |
191 | // remember the selection state of the item | |
192 | bool wasSelected = IsItemSelected(hwndTV, htItem); | |
193 | ||
194 | if ( htFocus && IsItemSelected(hwndTV, htFocus) ) | |
195 | { | |
196 | // prevent the tree from unselecting the old focus which it | |
197 | // would do by default (TreeView_SelectItem unselects the | |
198 | // focused item) | |
199 | TreeView_SelectItem(hwndTV, 0); | |
200 | SelectItem(hwndTV, htFocus); | |
201 | } | |
202 | ||
203 | TreeView_SelectItem(hwndTV, htItem); | |
204 | ||
205 | if ( !wasSelected ) | |
206 | { | |
207 | // need to clear the selection which TreeView_SelectItem() gave | |
208 | // us | |
209 | UnselectItem(hwndTV, htItem); | |
210 | } | |
211 | //else: was selected, still selected - ok | |
212 | } | |
213 | //else: nothing to do, focus already there | |
214 | } | |
215 | else | |
216 | { | |
217 | if ( htFocus ) | |
218 | { | |
219 | bool wasFocusSelected = IsItemSelected(hwndTV, htFocus); | |
220 | ||
221 | // just clear the focus | |
222 | TreeView_SelectItem(hwndTV, 0); | |
223 | ||
224 | if ( wasFocusSelected ) | |
225 | { | |
226 | // restore the selection state | |
227 | SelectItem(hwndTV, htFocus); | |
228 | } | |
229 | } | |
230 | //else: nothing to do, no focus already | |
231 | } | |
232 | } | |
233 | ||
08b7c251 VZ |
234 | // ---------------------------------------------------------------------------- |
235 | // private classes | |
236 | // ---------------------------------------------------------------------------- | |
2bda0e17 | 237 | |
08b7c251 | 238 | // a convenient wrapper around TV_ITEM struct which adds a ctor |
f3ef286f | 239 | #ifdef __VISUALC__ |
3f7bc32b | 240 | #pragma warning( disable : 4097 ) // inheriting from typedef |
f3ef286f JS |
241 | #endif |
242 | ||
08b7c251 VZ |
243 | struct wxTreeViewItem : public TV_ITEM |
244 | { | |
9dfbf520 VZ |
245 | wxTreeViewItem(const wxTreeItemId& item, // the item handle |
246 | UINT mask_, // fields which are valid | |
247 | UINT stateMask_ = 0) // for TVIF_STATE only | |
08b7c251 | 248 | { |
a9c1265f VZ |
249 | wxZeroMemory(*this); |
250 | ||
9dfbf520 VZ |
251 | // hItem member is always valid |
252 | mask = mask_ | TVIF_HANDLE; | |
08b7c251 | 253 | stateMask = stateMask_; |
3f7bc32b | 254 | hItem = HITEM(item); |
08b7c251 VZ |
255 | } |
256 | }; | |
f3ef286f | 257 | |
4523ebb3 VZ |
258 | // ---------------------------------------------------------------------------- |
259 | // This class is our userdata/lParam for the TV_ITEMs stored in the treeview. | |
260 | // | |
261 | // We need this for a couple of reasons: | |
262 | // | |
263 | // 1) This class is needed for support of different images: the Win32 common | |
264 | // control natively supports only 2 images (the normal one and another for the | |
265 | // selected state). We wish to provide support for 2 more of them for folder | |
266 | // items (i.e. those which have children): for expanded state and for expanded | |
267 | // selected state. For this we use this structure to store the additional items | |
268 | // images. | |
269 | // | |
270 | // 2) This class is also needed to hold the HITEM so that we can sort | |
271 | // it correctly in the MSW sort callback. | |
272 | // | |
273 | // In addition it makes other workarounds such as this easier and helps | |
274 | // simplify the code. | |
275 | // ---------------------------------------------------------------------------- | |
276 | ||
277 | class wxTreeItemParam | |
278 | { | |
279 | public: | |
280 | wxTreeItemParam() | |
4523ebb3 | 281 | { |
20f4b566 VZ |
282 | m_data = NULL; |
283 | ||
4523ebb3 VZ |
284 | for ( size_t n = 0; n < WXSIZEOF(m_images); n++ ) |
285 | { | |
286 | m_images[n] = -1; | |
287 | } | |
288 | } | |
289 | ||
290 | // dtor deletes the associated data as well | |
291 | virtual ~wxTreeItemParam() { delete m_data; } | |
292 | ||
293 | // accessors | |
294 | // get the real data associated with the item | |
295 | wxTreeItemData *GetData() const { return m_data; } | |
296 | // change it | |
297 | void SetData(wxTreeItemData *data) { m_data = data; } | |
298 | ||
299 | // do we have such image? | |
300 | bool HasImage(wxTreeItemIcon which) const { return m_images[which] != -1; } | |
1b182562 VZ |
301 | // get image, falling back to the other images if this one is not |
302 | // specified | |
303 | int GetImage(wxTreeItemIcon which) const | |
304 | { | |
305 | int image = m_images[which]; | |
306 | if ( image == -1 ) | |
307 | { | |
308 | switch ( which ) | |
309 | { | |
310 | case wxTreeItemIcon_SelectedExpanded: | |
311 | image = GetImage(wxTreeItemIcon_Expanded); | |
312 | if ( image != -1 ) | |
313 | break; | |
314 | //else: fall through | |
315 | ||
316 | case wxTreeItemIcon_Selected: | |
317 | case wxTreeItemIcon_Expanded: | |
318 | image = GetImage(wxTreeItemIcon_Normal); | |
319 | break; | |
320 | ||
321 | case wxTreeItemIcon_Normal: | |
322 | // no fallback | |
323 | break; | |
324 | ||
325 | default: | |
326 | wxFAIL_MSG( _T("unsupported wxTreeItemIcon value") ); | |
327 | } | |
328 | } | |
329 | ||
330 | return image; | |
331 | } | |
332 | // change the given image | |
4523ebb3 VZ |
333 | void SetImage(int image, wxTreeItemIcon which) { m_images[which] = image; } |
334 | ||
335 | // get item | |
336 | const wxTreeItemId& GetItem() const { return m_item; } | |
337 | // set item | |
338 | void SetItem(const wxTreeItemId& item) { m_item = item; } | |
339 | ||
340 | protected: | |
341 | // all the images associated with the item | |
342 | int m_images[wxTreeItemIcon_Max]; | |
343 | ||
344 | // item for sort callbacks | |
345 | wxTreeItemId m_item; | |
346 | ||
347 | // the real client data | |
348 | wxTreeItemData *m_data; | |
349 | ||
350 | DECLARE_NO_COPY_CLASS(wxTreeItemParam) | |
351 | }; | |
352 | ||
a9c1265f VZ |
353 | // wxVirutalNode is used in place of a single root when 'hidden' root is |
354 | // specified. | |
efa38350 | 355 | class wxVirtualNode : public wxTreeViewItem |
a9c1265f VZ |
356 | { |
357 | public: | |
4523ebb3 | 358 | wxVirtualNode(wxTreeItemParam *param) |
efa38350 | 359 | : wxTreeViewItem(TVI_ROOT, 0) |
a9c1265f | 360 | { |
4523ebb3 | 361 | m_param = param; |
a9c1265f VZ |
362 | } |
363 | ||
364 | ~wxVirtualNode() | |
365 | { | |
4523ebb3 | 366 | delete m_param; |
a9c1265f VZ |
367 | } |
368 | ||
4523ebb3 VZ |
369 | wxTreeItemParam *GetParam() const { return m_param; } |
370 | void SetParam(wxTreeItemParam *param) { delete m_param; m_param = param; } | |
a9c1265f VZ |
371 | |
372 | private: | |
4523ebb3 | 373 | wxTreeItemParam *m_param; |
22f3361e VZ |
374 | |
375 | DECLARE_NO_COPY_CLASS(wxVirtualNode) | |
a9c1265f VZ |
376 | }; |
377 | ||
f3ef286f | 378 | #ifdef __VISUALC__ |
197dd9af | 379 | #pragma warning( default : 4097 ) |
f3ef286f | 380 | #endif |
2bda0e17 | 381 | |
a9c1265f VZ |
382 | // a macro to get the virtual root, returns NULL if none |
383 | #define GET_VIRTUAL_ROOT() ((wxVirtualNode *)m_pVirtualRoot) | |
384 | ||
04cd30de | 385 | // returns true if the item is the virtual root |
a9c1265f VZ |
386 | #define IS_VIRTUAL_ROOT(item) (HITEM(item) == TVI_ROOT) |
387 | ||
9dfbf520 | 388 | // a class which encapsulates the tree traversal logic: it vists all (unless |
04cd30de | 389 | // OnVisit() returns false) items under the given one |
9dfbf520 VZ |
390 | class wxTreeTraversal |
391 | { | |
392 | public: | |
393 | wxTreeTraversal(const wxTreeCtrl *tree) | |
394 | { | |
395 | m_tree = tree; | |
396 | } | |
397 | ||
cc11ded1 VZ |
398 | // give it a virtual dtor: not really needed as the class is never used |
399 | // polymorphically and not even allocated on heap at all, but this is safer | |
400 | // (in case it ever is) and silences the compiler warnings for now | |
401 | virtual ~wxTreeTraversal() { } | |
402 | ||
9dfbf520 | 403 | // do traverse the tree: visit all items (recursively by default) under the |
04cd30de RL |
404 | // given one; return true if all items were traversed or false if the |
405 | // traversal was aborted because OnVisit returned false | |
406 | bool DoTraverse(const wxTreeItemId& root, bool recursively = true); | |
9dfbf520 VZ |
407 | |
408 | // override this function to do whatever is needed for each item, return | |
04cd30de | 409 | // false to stop traversing |
9dfbf520 VZ |
410 | virtual bool OnVisit(const wxTreeItemId& item) = 0; |
411 | ||
412 | protected: | |
413 | const wxTreeCtrl *GetTree() const { return m_tree; } | |
414 | ||
415 | private: | |
416 | bool Traverse(const wxTreeItemId& root, bool recursively); | |
417 | ||
418 | const wxTreeCtrl *m_tree; | |
22f3361e VZ |
419 | |
420 | DECLARE_NO_COPY_CLASS(wxTreeTraversal) | |
9dfbf520 VZ |
421 | }; |
422 | ||
74b31181 VZ |
423 | // internal class for getting the selected items |
424 | class TraverseSelections : public wxTreeTraversal | |
425 | { | |
426 | public: | |
427 | TraverseSelections(const wxTreeCtrl *tree, | |
428 | wxArrayTreeItemIds& selections) | |
429 | : wxTreeTraversal(tree), m_selections(selections) | |
430 | { | |
431 | m_selections.Empty(); | |
432 | ||
b9e9b40c JS |
433 | if (tree->GetCount() > 0) |
434 | DoTraverse(tree->GetRootItem()); | |
74b31181 VZ |
435 | } |
436 | ||
437 | virtual bool OnVisit(const wxTreeItemId& item) | |
438 | { | |
0228081f VZ |
439 | const wxTreeCtrl * const tree = GetTree(); |
440 | ||
a9c1265f | 441 | // can't visit a virtual node. |
0228081f | 442 | if ( (tree->GetRootItem() == item) && tree->HasFlag(wxTR_HIDE_ROOT) ) |
a9c1265f | 443 | { |
04cd30de | 444 | return true; |
a9c1265f VZ |
445 | } |
446 | ||
0228081f | 447 | if ( ::IsItemSelected(GetHwndOf(tree), HITEM(item)) ) |
74b31181 VZ |
448 | { |
449 | m_selections.Add(item); | |
450 | } | |
451 | ||
04cd30de | 452 | return true; |
74b31181 VZ |
453 | } |
454 | ||
e47c4d48 VZ |
455 | size_t GetCount() const { return m_selections.GetCount(); } |
456 | ||
74b31181 VZ |
457 | private: |
458 | wxArrayTreeItemIds& m_selections; | |
fc7a2a60 VZ |
459 | |
460 | DECLARE_NO_COPY_CLASS(TraverseSelections) | |
74b31181 VZ |
461 | }; |
462 | ||
463 | // internal class for counting tree items | |
464 | class TraverseCounter : public wxTreeTraversal | |
465 | { | |
466 | public: | |
467 | TraverseCounter(const wxTreeCtrl *tree, | |
468 | const wxTreeItemId& root, | |
469 | bool recursively) | |
470 | : wxTreeTraversal(tree) | |
471 | { | |
472 | m_count = 0; | |
473 | ||
474 | DoTraverse(root, recursively); | |
475 | } | |
476 | ||
33ac7e6f | 477 | virtual bool OnVisit(const wxTreeItemId& WXUNUSED(item)) |
74b31181 VZ |
478 | { |
479 | m_count++; | |
480 | ||
04cd30de | 481 | return true; |
74b31181 VZ |
482 | } |
483 | ||
484 | size_t GetCount() const { return m_count; } | |
485 | ||
486 | private: | |
487 | size_t m_count; | |
fc7a2a60 VZ |
488 | |
489 | DECLARE_NO_COPY_CLASS(TraverseCounter) | |
74b31181 VZ |
490 | }; |
491 | ||
23f681ec | 492 | // ---------------------------------------------------------------------------- |
3f7bc32b | 493 | // wxWin macros |
08b7c251 VZ |
494 | // ---------------------------------------------------------------------------- |
495 | ||
786a2425 | 496 | #if wxUSE_EXTENDED_RTTI |
bc9fb572 JS |
497 | WX_DEFINE_FLAGS( wxTreeCtrlStyle ) |
498 | ||
3ff066a4 | 499 | wxBEGIN_FLAGS( wxTreeCtrlStyle ) |
bc9fb572 JS |
500 | // new style border flags, we put them first to |
501 | // use them for streaming out | |
3ff066a4 SC |
502 | wxFLAGS_MEMBER(wxBORDER_SIMPLE) |
503 | wxFLAGS_MEMBER(wxBORDER_SUNKEN) | |
504 | wxFLAGS_MEMBER(wxBORDER_DOUBLE) | |
505 | wxFLAGS_MEMBER(wxBORDER_RAISED) | |
506 | wxFLAGS_MEMBER(wxBORDER_STATIC) | |
507 | wxFLAGS_MEMBER(wxBORDER_NONE) | |
5e7718a2 | 508 | |
bc9fb572 | 509 | // old style border flags |
3ff066a4 SC |
510 | wxFLAGS_MEMBER(wxSIMPLE_BORDER) |
511 | wxFLAGS_MEMBER(wxSUNKEN_BORDER) | |
512 | wxFLAGS_MEMBER(wxDOUBLE_BORDER) | |
513 | wxFLAGS_MEMBER(wxRAISED_BORDER) | |
514 | wxFLAGS_MEMBER(wxSTATIC_BORDER) | |
cb0afb26 | 515 | wxFLAGS_MEMBER(wxBORDER) |
bc9fb572 JS |
516 | |
517 | // standard window styles | |
3ff066a4 SC |
518 | wxFLAGS_MEMBER(wxTAB_TRAVERSAL) |
519 | wxFLAGS_MEMBER(wxCLIP_CHILDREN) | |
520 | wxFLAGS_MEMBER(wxTRANSPARENT_WINDOW) | |
521 | wxFLAGS_MEMBER(wxWANTS_CHARS) | |
cb0afb26 | 522 | wxFLAGS_MEMBER(wxFULL_REPAINT_ON_RESIZE) |
3ff066a4 SC |
523 | wxFLAGS_MEMBER(wxALWAYS_SHOW_SB ) |
524 | wxFLAGS_MEMBER(wxVSCROLL) | |
525 | wxFLAGS_MEMBER(wxHSCROLL) | |
526 | ||
527 | wxFLAGS_MEMBER(wxTR_EDIT_LABELS) | |
528 | wxFLAGS_MEMBER(wxTR_NO_BUTTONS) | |
529 | wxFLAGS_MEMBER(wxTR_HAS_BUTTONS) | |
530 | wxFLAGS_MEMBER(wxTR_TWIST_BUTTONS) | |
531 | wxFLAGS_MEMBER(wxTR_NO_LINES) | |
532 | wxFLAGS_MEMBER(wxTR_FULL_ROW_HIGHLIGHT) | |
533 | wxFLAGS_MEMBER(wxTR_LINES_AT_ROOT) | |
534 | wxFLAGS_MEMBER(wxTR_HIDE_ROOT) | |
535 | wxFLAGS_MEMBER(wxTR_ROW_LINES) | |
536 | wxFLAGS_MEMBER(wxTR_HAS_VARIABLE_ROW_HEIGHT) | |
537 | wxFLAGS_MEMBER(wxTR_SINGLE) | |
538 | wxFLAGS_MEMBER(wxTR_MULTIPLE) | |
539 | wxFLAGS_MEMBER(wxTR_EXTENDED) | |
540 | wxFLAGS_MEMBER(wxTR_DEFAULT_STYLE) | |
541 | ||
542 | wxEND_FLAGS( wxTreeCtrlStyle ) | |
bc9fb572 | 543 | |
786a2425 SC |
544 | IMPLEMENT_DYNAMIC_CLASS_XTI(wxTreeCtrl, wxControl,"wx/treectrl.h") |
545 | ||
3ff066a4 | 546 | wxBEGIN_PROPERTIES_TABLE(wxTreeCtrl) |
5e7718a2 | 547 | wxEVENT_PROPERTY( TextUpdated , wxEVT_COMMAND_TEXT_UPDATED , wxCommandEvent ) |
3ff066a4 | 548 | wxEVENT_RANGE_PROPERTY( TreeEvent , wxEVT_COMMAND_TREE_BEGIN_DRAG , wxEVT_COMMAND_TREE_STATE_IMAGE_CLICK , wxTreeEvent ) |
af498247 | 549 | wxPROPERTY_FLAGS( WindowStyle , wxTreeCtrlStyle , long , SetWindowStyleFlag , GetWindowStyleFlag , EMPTY_MACROVALUE , 0 /*flags*/ , wxT("Helpstring") , wxT("group")) // style |
3ff066a4 | 550 | wxEND_PROPERTIES_TABLE() |
786a2425 | 551 | |
3ff066a4 SC |
552 | wxBEGIN_HANDLERS_TABLE(wxTreeCtrl) |
553 | wxEND_HANDLERS_TABLE() | |
786a2425 | 554 | |
5e7718a2 | 555 | wxCONSTRUCTOR_5( wxTreeCtrl , wxWindow* , Parent , wxWindowID , Id , wxPoint , Position , wxSize , Size , long , WindowStyle ) |
786a2425 | 556 | #else |
23f681ec | 557 | IMPLEMENT_DYNAMIC_CLASS(wxTreeCtrl, wxControl) |
786a2425 | 558 | #endif |
2bda0e17 | 559 | |
08b7c251 | 560 | // ---------------------------------------------------------------------------- |
deb1de30 | 561 | // constants |
08b7c251 VZ |
562 | // ---------------------------------------------------------------------------- |
563 | ||
deb1de30 VZ |
564 | // indices in gs_expandEvents table below |
565 | enum | |
566 | { | |
567 | IDX_COLLAPSE, | |
568 | IDX_EXPAND, | |
569 | IDX_WHAT_MAX | |
570 | }; | |
571 | ||
572 | enum | |
573 | { | |
574 | IDX_DONE, | |
575 | IDX_DOING, | |
576 | IDX_HOW_MAX | |
577 | }; | |
578 | ||
579 | // handy table for sending events - it has to be initialized during run-time | |
580 | // now so can't be const any more | |
581 | static /* const */ wxEventType gs_expandEvents[IDX_WHAT_MAX][IDX_HOW_MAX]; | |
582 | ||
583 | /* | |
584 | but logically it's a const table with the following entries: | |
585 | = | |
2bda0e17 | 586 | { |
08b7c251 VZ |
587 | { wxEVT_COMMAND_TREE_ITEM_COLLAPSED, wxEVT_COMMAND_TREE_ITEM_COLLAPSING }, |
588 | { wxEVT_COMMAND_TREE_ITEM_EXPANDED, wxEVT_COMMAND_TREE_ITEM_EXPANDING } | |
589 | }; | |
deb1de30 | 590 | */ |
08b7c251 VZ |
591 | |
592 | // ============================================================================ | |
593 | // implementation | |
594 | // ============================================================================ | |
595 | ||
9dfbf520 VZ |
596 | // ---------------------------------------------------------------------------- |
597 | // tree traversal | |
598 | // ---------------------------------------------------------------------------- | |
599 | ||
600 | bool wxTreeTraversal::DoTraverse(const wxTreeItemId& root, bool recursively) | |
601 | { | |
602 | if ( !OnVisit(root) ) | |
04cd30de | 603 | return false; |
9dfbf520 VZ |
604 | |
605 | return Traverse(root, recursively); | |
606 | } | |
607 | ||
608 | bool wxTreeTraversal::Traverse(const wxTreeItemId& root, bool recursively) | |
609 | { | |
ee4b2721 | 610 | wxTreeItemIdValue cookie; |
9dfbf520 VZ |
611 | wxTreeItemId child = m_tree->GetFirstChild(root, cookie); |
612 | while ( child.IsOk() ) | |
613 | { | |
614 | // depth first traversal | |
04cd30de RL |
615 | if ( recursively && !Traverse(child, true) ) |
616 | return false; | |
9dfbf520 VZ |
617 | |
618 | if ( !OnVisit(child) ) | |
04cd30de | 619 | return false; |
9dfbf520 VZ |
620 | |
621 | child = m_tree->GetNextChild(root, cookie); | |
622 | } | |
623 | ||
04cd30de | 624 | return true; |
9dfbf520 VZ |
625 | } |
626 | ||
08b7c251 VZ |
627 | // ---------------------------------------------------------------------------- |
628 | // construction and destruction | |
629 | // ---------------------------------------------------------------------------- | |
630 | ||
631 | void wxTreeCtrl::Init() | |
632 | { | |
08b7c251 | 633 | m_textCtrl = NULL; |
04cd30de | 634 | m_hasAnyAttr = false; |
23f681ec | 635 | m_dragImage = NULL; |
a9c1265f | 636 | m_pVirtualRoot = NULL; |
9ab5ef13 | 637 | |
deb1de30 VZ |
638 | // initialize the global array of events now as it can't be done statically |
639 | // with the wxEVT_XXX values being allocated during run-time only | |
640 | gs_expandEvents[IDX_COLLAPSE][IDX_DONE] = wxEVT_COMMAND_TREE_ITEM_COLLAPSED; | |
641 | gs_expandEvents[IDX_COLLAPSE][IDX_DOING] = wxEVT_COMMAND_TREE_ITEM_COLLAPSING; | |
642 | gs_expandEvents[IDX_EXPAND][IDX_DONE] = wxEVT_COMMAND_TREE_ITEM_EXPANDED; | |
643 | gs_expandEvents[IDX_EXPAND][IDX_DOING] = wxEVT_COMMAND_TREE_ITEM_EXPANDING; | |
2bda0e17 KB |
644 | } |
645 | ||
9dfbf520 VZ |
646 | bool wxTreeCtrl::Create(wxWindow *parent, |
647 | wxWindowID id, | |
648 | const wxPoint& pos, | |
649 | const wxSize& size, | |
650 | long style, | |
651 | const wxValidator& validator, | |
08b7c251 | 652 | const wxString& name) |
2bda0e17 | 653 | { |
08b7c251 | 654 | Init(); |
2bda0e17 | 655 | |
7699361c JS |
656 | if ( (style & wxBORDER_MASK) == wxBORDER_DEFAULT ) |
657 | style |= wxBORDER_SUNKEN; | |
658 | ||
9dfbf520 | 659 | if ( !CreateControl(parent, id, pos, size, style, validator, name) ) |
04cd30de | 660 | return false; |
2bda0e17 | 661 | |
823b140b | 662 | WXDWORD exStyle = 0; |
7699361c JS |
663 | DWORD wstyle = MSWGetStyle(m_windowStyle, & exStyle); |
664 | wstyle |= WS_TABSTOP | TVS_SHOWSELALWAYS; | |
2bda0e17 | 665 | |
63da7df7 JS |
666 | if ((m_windowStyle & wxTR_NO_LINES) == 0) |
667 | wstyle |= TVS_HASLINES; | |
08b7c251 VZ |
668 | if ( m_windowStyle & wxTR_HAS_BUTTONS ) |
669 | wstyle |= TVS_HASBUTTONS; | |
2bda0e17 | 670 | |
08b7c251 VZ |
671 | if ( m_windowStyle & wxTR_EDIT_LABELS ) |
672 | wstyle |= TVS_EDITLABELS; | |
2bda0e17 | 673 | |
08b7c251 VZ |
674 | if ( m_windowStyle & wxTR_LINES_AT_ROOT ) |
675 | wstyle |= TVS_LINESATROOT; | |
deb1de30 | 676 | |
c6f4913a | 677 | if ( m_windowStyle & wxTR_FULL_ROW_HIGHLIGHT ) |
deb1de30 | 678 | { |
2a1f999f | 679 | if ( wxApp::GetComCtl32Version() >= 471 ) |
c6f4913a VS |
680 | wstyle |= TVS_FULLROWSELECT; |
681 | } | |
682 | ||
f3f71703 | 683 | #if !defined(__WXWINCE__) && defined(TVS_INFOTIP) |
156194e1 JS |
684 | // Need so that TVN_GETINFOTIP messages will be sent |
685 | wstyle |= TVS_INFOTIP; | |
676d6550 | 686 | #endif |
5e7718a2 | 687 | |
08b7c251 | 688 | // Create the tree control. |
8779cca3 | 689 | if ( !MSWCreateControl(WC_TREEVIEW, wstyle, pos, size) ) |
04cd30de | 690 | return false; |
9dfbf520 | 691 | |
f6bcfd97 | 692 | #if wxUSE_COMCTL32_SAFELY |
a756f210 | 693 | wxWindow::SetBackgroundColour(wxSystemSettings::GetColour(wxSYS_COLOUR_WINDOW)); |
f6bcfd97 BP |
694 | wxWindow::SetForegroundColour(wxWindow::GetParent()->GetForegroundColour()); |
695 | #elif 1 | |
a756f210 | 696 | SetBackgroundColour(wxSystemSettings::GetColour(wxSYS_COLOUR_WINDOW)); |
f6bcfd97 | 697 | SetForegroundColour(wxWindow::GetParent()->GetForegroundColour()); |
fbdcff4a JS |
698 | #else |
699 | // This works around a bug in the Windows tree control whereby for some versions | |
700 | // of comctrl32, setting any colour actually draws the background in black. | |
701 | // This will initialise the background to the system colour. | |
f6bcfd97 BP |
702 | // THIS FIX NOW REVERTED since it caused problems on _other_ systems. |
703 | // Assume the user has an updated comctl32.dll. | |
fbdcff4a | 704 | ::SendMessage(GetHwnd(), TVM_SETBKCOLOR, 0,-1); |
a756f210 | 705 | wxWindow::SetBackgroundColour(wxSystemSettings::GetColour(wxSYS_COLOUR_WINDOW)); |
f6bcfd97 | 706 | SetForegroundColour(wxWindow::GetParent()->GetForegroundColour()); |
fbdcff4a JS |
707 | #endif |
708 | ||
5aeeab14 | 709 | |
9dfbf520 VZ |
710 | // VZ: this is some experimental code which may be used to get the |
711 | // TVS_CHECKBOXES style functionality for comctl32.dll < 4.71. | |
712 | // AFAIK, the standard DLL does about the same thing anyhow. | |
713 | #if 0 | |
714 | if ( m_windowStyle & wxTR_MULTIPLE ) | |
715 | { | |
716 | wxBitmap bmp; | |
717 | ||
718 | // create the DC compatible with the current screen | |
719 | HDC hdcMem = CreateCompatibleDC(NULL); | |
720 | ||
721 | // create a mono bitmap of the standard size | |
46697f31 WS |
722 | int x = ::GetSystemMetrics(SM_CXMENUCHECK); |
723 | int y = ::GetSystemMetrics(SM_CYMENUCHECK); | |
04cd30de | 724 | wxImageList imagelistCheckboxes(x, y, false, 2); |
9dfbf520 VZ |
725 | HBITMAP hbmpCheck = CreateBitmap(x, y, // bitmap size |
726 | 1, // # of color planes | |
727 | 1, // # bits needed for one pixel | |
728 | 0); // array containing colour data | |
729 | SelectObject(hdcMem, hbmpCheck); | |
730 | ||
731 | // then draw a check mark into it | |
732 | RECT rect = { 0, 0, x, y }; | |
733 | if ( !::DrawFrameControl(hdcMem, &rect, | |
734 | DFC_BUTTON, | |
735 | DFCS_BUTTONCHECK | DFCS_CHECKED) ) | |
736 | { | |
223d09f6 | 737 | wxLogLastError(wxT("DrawFrameControl(check)")); |
9dfbf520 VZ |
738 | } |
739 | ||
740 | bmp.SetHBITMAP((WXHBITMAP)hbmpCheck); | |
741 | imagelistCheckboxes.Add(bmp); | |
742 | ||
743 | if ( !::DrawFrameControl(hdcMem, &rect, | |
744 | DFC_BUTTON, | |
745 | DFCS_BUTTONCHECK) ) | |
746 | { | |
223d09f6 | 747 | wxLogLastError(wxT("DrawFrameControl(uncheck)")); |
9dfbf520 VZ |
748 | } |
749 | ||
750 | bmp.SetHBITMAP((WXHBITMAP)hbmpCheck); | |
751 | imagelistCheckboxes.Add(bmp); | |
752 | ||
753 | // clean up | |
754 | ::DeleteDC(hdcMem); | |
755 | ||
756 | // set the imagelist | |
757 | SetStateImageList(&imagelistCheckboxes); | |
758 | } | |
759 | #endif // 0 | |
760 | ||
9a63feff VZ |
761 | wxSetCCUnicodeFormat(GetHwnd()); |
762 | ||
04cd30de | 763 | return true; |
2bda0e17 KB |
764 | } |
765 | ||
08b7c251 | 766 | wxTreeCtrl::~wxTreeCtrl() |
2bda0e17 | 767 | { |
696e1ea0 VZ |
768 | // delete any attributes |
769 | if ( m_hasAnyAttr ) | |
770 | { | |
ee4b2721 | 771 | WX_CLEAR_HASH_MAP(wxMapTreeAttr, m_attrs); |
696e1ea0 VZ |
772 | |
773 | // prevent TVN_DELETEITEM handler from deleting the attributes again! | |
04cd30de | 774 | m_hasAnyAttr = false; |
696e1ea0 VZ |
775 | } |
776 | ||
08b7c251 | 777 | DeleteTextCtrl(); |
2bda0e17 | 778 | |
08b7c251 | 779 | // delete user data to prevent memory leaks |
a9c1265f | 780 | // also deletes hidden root node storage. |
08b7c251 | 781 | DeleteAllItems(); |
2bda0e17 KB |
782 | } |
783 | ||
08b7c251 VZ |
784 | // ---------------------------------------------------------------------------- |
785 | // accessors | |
786 | // ---------------------------------------------------------------------------- | |
2bda0e17 | 787 | |
39c7a53c VZ |
788 | /* static */ wxVisualAttributes |
789 | wxTreeCtrl::GetClassDefaultAttributes(wxWindowVariant variant) | |
790 | { | |
791 | wxVisualAttributes attrs = GetCompositeControlsDefaultAttributes(variant); | |
792 | ||
793 | // common controls have their own default font | |
794 | attrs.font = wxGetCCDefaultFont(); | |
795 | ||
796 | return attrs; | |
797 | } | |
798 | ||
799 | ||
08b7c251 | 800 | // simple wrappers which add error checking in debug mode |
2bda0e17 | 801 | |
4523ebb3 | 802 | bool wxTreeCtrl::DoGetItem(wxTreeViewItem *tvItem) const |
2bda0e17 | 803 | { |
04cd30de | 804 | wxCHECK_MSG( tvItem->hItem != TVI_ROOT, false, |
a9c1265f VZ |
805 | _T("can't retrieve virtual root item") ); |
806 | ||
d220ae32 | 807 | if ( !TreeView_GetItem(GetHwnd(), tvItem) ) |
2bda0e17 | 808 | { |
f6bcfd97 | 809 | wxLogLastError(wxT("TreeView_GetItem")); |
08b7c251 | 810 | |
04cd30de | 811 | return false; |
08b7c251 VZ |
812 | } |
813 | ||
04cd30de | 814 | return true; |
2bda0e17 KB |
815 | } |
816 | ||
4523ebb3 | 817 | void wxTreeCtrl::DoSetItem(wxTreeViewItem *tvItem) |
2bda0e17 | 818 | { |
d220ae32 | 819 | if ( TreeView_SetItem(GetHwnd(), tvItem) == -1 ) |
2bda0e17 | 820 | { |
f6bcfd97 | 821 | wxLogLastError(wxT("TreeView_SetItem")); |
08b7c251 | 822 | } |
2bda0e17 KB |
823 | } |
824 | ||
027d45e8 | 825 | unsigned int wxTreeCtrl::GetCount() const |
2bda0e17 | 826 | { |
027d45e8 | 827 | return (unsigned int)TreeView_GetCount(GetHwnd()); |
2bda0e17 KB |
828 | } |
829 | ||
08b7c251 | 830 | unsigned int wxTreeCtrl::GetIndent() const |
2bda0e17 | 831 | { |
d220ae32 | 832 | return TreeView_GetIndent(GetHwnd()); |
2bda0e17 KB |
833 | } |
834 | ||
08b7c251 | 835 | void wxTreeCtrl::SetIndent(unsigned int indent) |
2bda0e17 | 836 | { |
d220ae32 | 837 | TreeView_SetIndent(GetHwnd(), indent); |
2bda0e17 KB |
838 | } |
839 | ||
08b7c251 | 840 | void wxTreeCtrl::SetAnyImageList(wxImageList *imageList, int which) |
2bda0e17 | 841 | { |
08b7c251 | 842 | // no error return |
8ecd5de2 WS |
843 | (void) TreeView_SetImageList(GetHwnd(), |
844 | imageList ? imageList->GetHIMAGELIST() : 0, | |
845 | which); | |
2bda0e17 KB |
846 | } |
847 | ||
08b7c251 | 848 | void wxTreeCtrl::SetImageList(wxImageList *imageList) |
2bda0e17 | 849 | { |
a9c1265f VZ |
850 | if (m_ownsImageListNormal) |
851 | delete m_imageListNormal; | |
852 | ||
08b7c251 | 853 | SetAnyImageList(m_imageListNormal = imageList, TVSIL_NORMAL); |
04cd30de | 854 | m_ownsImageListNormal = false; |
2bda0e17 KB |
855 | } |
856 | ||
08b7c251 | 857 | void wxTreeCtrl::SetStateImageList(wxImageList *imageList) |
2bda0e17 | 858 | { |
0377efa2 | 859 | if (m_ownsImageListState) delete m_imageListState; |
08b7c251 | 860 | SetAnyImageList(m_imageListState = imageList, TVSIL_STATE); |
04cd30de | 861 | m_ownsImageListState = false; |
0377efa2 VS |
862 | } |
863 | ||
33961d59 RR |
864 | size_t wxTreeCtrl::GetChildrenCount(const wxTreeItemId& item, |
865 | bool recursively) const | |
866 | { | |
05b2a432 | 867 | wxCHECK_MSG( item.IsOk(), 0u, wxT("invalid tree item") ); |
23fd5130 | 868 | |
05b2a432 | 869 | TraverseCounter counter(this, item, recursively); |
73974df1 | 870 | return counter.GetCount() - 1; |
23fd5130 VZ |
871 | } |
872 | ||
bb448552 VZ |
873 | // ---------------------------------------------------------------------------- |
874 | // control colours | |
875 | // ---------------------------------------------------------------------------- | |
876 | ||
877 | bool wxTreeCtrl::SetBackgroundColour(const wxColour &colour) | |
878 | { | |
f6bcfd97 | 879 | #if !wxUSE_COMCTL32_SAFELY |
bb448552 | 880 | if ( !wxWindowBase::SetBackgroundColour(colour) ) |
04cd30de | 881 | return false; |
bb448552 | 882 | |
bfbb0b4c | 883 | ::SendMessage(GetHwnd(), TVM_SETBKCOLOR, 0, colour.GetPixel()); |
f6bcfd97 | 884 | #endif |
bb448552 | 885 | |
04cd30de | 886 | return true; |
bb448552 VZ |
887 | } |
888 | ||
889 | bool wxTreeCtrl::SetForegroundColour(const wxColour &colour) | |
890 | { | |
f6bcfd97 | 891 | #if !wxUSE_COMCTL32_SAFELY |
bb448552 | 892 | if ( !wxWindowBase::SetForegroundColour(colour) ) |
04cd30de | 893 | return false; |
bb448552 | 894 | |
bfbb0b4c | 895 | ::SendMessage(GetHwnd(), TVM_SETTEXTCOLOR, 0, colour.GetPixel()); |
f6bcfd97 | 896 | #endif |
bb448552 | 897 | |
04cd30de | 898 | return true; |
bb448552 VZ |
899 | } |
900 | ||
08b7c251 VZ |
901 | // ---------------------------------------------------------------------------- |
902 | // Item access | |
903 | // ---------------------------------------------------------------------------- | |
904 | ||
0228081f VZ |
905 | bool wxTreeCtrl::IsHiddenRoot(const wxTreeItemId& item) const |
906 | { | |
907 | return HITEM(item) == TVI_ROOT && HasFlag(wxTR_HIDE_ROOT); | |
908 | } | |
909 | ||
08b7c251 | 910 | wxString wxTreeCtrl::GetItemText(const wxTreeItemId& item) const |
2bda0e17 | 911 | { |
f31a4098 | 912 | wxCHECK_MSG( item.IsOk(), wxEmptyString, wxT("invalid tree item") ); |
05b2a432 | 913 | |
837e5743 | 914 | wxChar buf[512]; // the size is arbitrary... |
02ce7b72 | 915 | |
08b7c251 VZ |
916 | wxTreeViewItem tvItem(item, TVIF_TEXT); |
917 | tvItem.pszText = buf; | |
918 | tvItem.cchTextMax = WXSIZEOF(buf); | |
919 | if ( !DoGetItem(&tvItem) ) | |
920 | { | |
921 | // don't return some garbage which was on stack, but an empty string | |
223d09f6 | 922 | buf[0] = wxT('\0'); |
08b7c251 | 923 | } |
2bda0e17 | 924 | |
08b7c251 VZ |
925 | return wxString(buf); |
926 | } | |
2bda0e17 | 927 | |
08b7c251 VZ |
928 | void wxTreeCtrl::SetItemText(const wxTreeItemId& item, const wxString& text) |
929 | { | |
05b2a432 RD |
930 | wxCHECK_RET( item.IsOk(), wxT("invalid tree item") ); |
931 | ||
a9c1265f VZ |
932 | if ( IS_VIRTUAL_ROOT(item) ) |
933 | return; | |
934 | ||
08b7c251 | 935 | wxTreeViewItem tvItem(item, TVIF_TEXT); |
837e5743 | 936 | tvItem.pszText = (wxChar *)text.c_str(); // conversion is ok |
08b7c251 | 937 | DoSetItem(&tvItem); |
44fbc477 VZ |
938 | |
939 | // when setting the text of the item being edited, the text control should | |
940 | // be updated to reflect the new text as well, otherwise calling | |
941 | // SetItemText() in the OnBeginLabelEdit() handler doesn't have any effect | |
942 | // | |
943 | // don't use GetEditControl() here because m_textCtrl is not set yet | |
944 | HWND hwndEdit = TreeView_GetEditControl(GetHwnd()); | |
945 | if ( hwndEdit ) | |
946 | { | |
1a4088e1 | 947 | if ( item == m_idEdited ) |
44fbc477 VZ |
948 | { |
949 | ::SetWindowText(hwndEdit, text); | |
950 | } | |
951 | } | |
08b7c251 | 952 | } |
2bda0e17 | 953 | |
4523ebb3 VZ |
954 | int wxTreeCtrl::GetItemImage(const wxTreeItemId& item, |
955 | wxTreeItemIcon which) const | |
74b31181 | 956 | { |
4523ebb3 VZ |
957 | wxCHECK_MSG( item.IsOk(), -1, wxT("invalid tree item") ); |
958 | ||
0228081f | 959 | if ( IsHiddenRoot(item) ) |
74b31181 | 960 | { |
4523ebb3 | 961 | // no images for hidden root item |
74b31181 VZ |
962 | return -1; |
963 | } | |
964 | ||
4523ebb3 VZ |
965 | wxTreeItemParam *param = GetItemParam(item); |
966 | ||
1b182562 | 967 | return param && param->HasImage(which) ? param->GetImage(which) : -1; |
74b31181 VZ |
968 | } |
969 | ||
4523ebb3 VZ |
970 | void wxTreeCtrl::SetItemImage(const wxTreeItemId& item, int image, |
971 | wxTreeItemIcon which) | |
74b31181 | 972 | { |
4523ebb3 VZ |
973 | wxCHECK_RET( item.IsOk(), wxT("invalid tree item") ); |
974 | wxCHECK_RET( which >= 0 && | |
975 | which < wxTreeItemIcon_Max, | |
976 | wxT("invalid image index")); | |
977 | ||
978 | ||
0228081f | 979 | if ( IsHiddenRoot(item) ) |
74b31181 | 980 | { |
4523ebb3 | 981 | // no images for hidden root item |
74b31181 VZ |
982 | return; |
983 | } | |
984 | ||
4523ebb3 VZ |
985 | wxTreeItemParam *data = GetItemParam(item); |
986 | if ( !data ) | |
987 | return; | |
74b31181 VZ |
988 | |
989 | data->SetImage(image, which); | |
f5bed7a8 VS |
990 | |
991 | RefreshItem(item); | |
74b31181 VZ |
992 | } |
993 | ||
4523ebb3 | 994 | wxTreeItemParam *wxTreeCtrl::GetItemParam(const wxTreeItemId& item) const |
2bda0e17 | 995 | { |
05b2a432 RD |
996 | wxCHECK_MSG( item.IsOk(), NULL, wxT("invalid tree item") ); |
997 | ||
08b7c251 | 998 | wxTreeViewItem tvItem(item, TVIF_PARAM); |
a9c1265f | 999 | |
4523ebb3 | 1000 | // hidden root may still have data. |
a9c1265f VZ |
1001 | if ( IS_VIRTUAL_ROOT(item) ) |
1002 | { | |
4523ebb3 | 1003 | return GET_VIRTUAL_ROOT()->GetParam(); |
a9c1265f VZ |
1004 | } |
1005 | ||
4523ebb3 | 1006 | // visible node. |
08b7c251 VZ |
1007 | if ( !DoGetItem(&tvItem) ) |
1008 | { | |
1009 | return NULL; | |
1010 | } | |
2bda0e17 | 1011 | |
4523ebb3 | 1012 | return (wxTreeItemParam *)tvItem.lParam; |
2bda0e17 KB |
1013 | } |
1014 | ||
4523ebb3 | 1015 | wxTreeItemData *wxTreeCtrl::GetItemData(const wxTreeItemId& item) const |
2bda0e17 | 1016 | { |
4523ebb3 | 1017 | wxTreeItemParam *data = GetItemParam(item); |
05b2a432 | 1018 | |
4523ebb3 VZ |
1019 | return data ? data->GetData() : NULL; |
1020 | } | |
a9c1265f | 1021 | |
4523ebb3 VZ |
1022 | void wxTreeCtrl::SetItemData(const wxTreeItemId& item, wxTreeItemData *data) |
1023 | { | |
188781db VZ |
1024 | // first, associate this piece of data with this item |
1025 | if ( data ) | |
1026 | { | |
1027 | data->SetId(item); | |
1028 | } | |
1029 | ||
4523ebb3 | 1030 | wxTreeItemParam *param = GetItemParam(item); |
74b31181 | 1031 | |
4523ebb3 | 1032 | wxCHECK_RET( param, wxT("failed to change tree items data") ); |
74b31181 | 1033 | |
4523ebb3 | 1034 | param->SetData(data); |
08b7c251 | 1035 | } |
2bda0e17 | 1036 | |
3a5a2f56 VZ |
1037 | void wxTreeCtrl::SetItemHasChildren(const wxTreeItemId& item, bool has) |
1038 | { | |
05b2a432 RD |
1039 | wxCHECK_RET( item.IsOk(), wxT("invalid tree item") ); |
1040 | ||
a9c1265f VZ |
1041 | if ( IS_VIRTUAL_ROOT(item) ) |
1042 | return; | |
1043 | ||
3a5a2f56 VZ |
1044 | wxTreeViewItem tvItem(item, TVIF_CHILDREN); |
1045 | tvItem.cChildren = (int)has; | |
1046 | DoSetItem(&tvItem); | |
1047 | } | |
1048 | ||
add28c55 VZ |
1049 | void wxTreeCtrl::SetItemBold(const wxTreeItemId& item, bool bold) |
1050 | { | |
05b2a432 RD |
1051 | wxCHECK_RET( item.IsOk(), wxT("invalid tree item") ); |
1052 | ||
a9c1265f VZ |
1053 | if ( IS_VIRTUAL_ROOT(item) ) |
1054 | return; | |
1055 | ||
add28c55 VZ |
1056 | wxTreeViewItem tvItem(item, TVIF_STATE, TVIS_BOLD); |
1057 | tvItem.state = bold ? TVIS_BOLD : 0; | |
1058 | DoSetItem(&tvItem); | |
1059 | } | |
1060 | ||
58a8ab88 JS |
1061 | void wxTreeCtrl::SetItemDropHighlight(const wxTreeItemId& item, bool highlight) |
1062 | { | |
a9c1265f VZ |
1063 | if ( IS_VIRTUAL_ROOT(item) ) |
1064 | return; | |
1065 | ||
58a8ab88 JS |
1066 | wxTreeViewItem tvItem(item, TVIF_STATE, TVIS_DROPHILITED); |
1067 | tvItem.state = highlight ? TVIS_DROPHILITED : 0; | |
1068 | DoSetItem(&tvItem); | |
1069 | } | |
1070 | ||
d00407b2 VZ |
1071 | void wxTreeCtrl::RefreshItem(const wxTreeItemId& item) |
1072 | { | |
a9c1265f VZ |
1073 | if ( IS_VIRTUAL_ROOT(item) ) |
1074 | return; | |
1075 | ||
d00407b2 VZ |
1076 | wxRect rect; |
1077 | if ( GetBoundingRect(item, rect) ) | |
1078 | { | |
1079 | RefreshRect(rect); | |
1080 | } | |
1081 | } | |
1082 | ||
2b5f62a0 VZ |
1083 | wxColour wxTreeCtrl::GetItemTextColour(const wxTreeItemId& item) const |
1084 | { | |
05b2a432 | 1085 | wxCHECK_MSG( item.IsOk(), wxNullColour, wxT("invalid tree item") ); |
2b5f62a0 | 1086 | |
05b2a432 | 1087 | wxMapTreeAttr::const_iterator it = m_attrs.find(item.m_pItem); |
ee4b2721 | 1088 | return it == m_attrs.end() ? wxNullColour : it->second->GetTextColour(); |
2b5f62a0 VZ |
1089 | } |
1090 | ||
1091 | wxColour wxTreeCtrl::GetItemBackgroundColour(const wxTreeItemId& item) const | |
1092 | { | |
05b2a432 | 1093 | wxCHECK_MSG( item.IsOk(), wxNullColour, wxT("invalid tree item") ); |
2b5f62a0 | 1094 | |
05b2a432 | 1095 | wxMapTreeAttr::const_iterator it = m_attrs.find(item.m_pItem); |
ee4b2721 | 1096 | return it == m_attrs.end() ? wxNullColour : it->second->GetBackgroundColour(); |
2b5f62a0 VZ |
1097 | } |
1098 | ||
1099 | wxFont wxTreeCtrl::GetItemFont(const wxTreeItemId& item) const | |
1100 | { | |
05b2a432 | 1101 | wxCHECK_MSG( item.IsOk(), wxNullFont, wxT("invalid tree item") ); |
2b5f62a0 | 1102 | |
05b2a432 | 1103 | wxMapTreeAttr::const_iterator it = m_attrs.find(item.m_pItem); |
ee4b2721 | 1104 | return it == m_attrs.end() ? wxNullFont : it->second->GetFont(); |
2b5f62a0 VZ |
1105 | } |
1106 | ||
696e1ea0 VZ |
1107 | void wxTreeCtrl::SetItemTextColour(const wxTreeItemId& item, |
1108 | const wxColour& col) | |
1109 | { | |
05b2a432 RD |
1110 | wxCHECK_RET( item.IsOk(), wxT("invalid tree item") ); |
1111 | ||
ee4b2721 | 1112 | wxTreeItemAttr *attr; |
f888d614 | 1113 | wxMapTreeAttr::iterator it = m_attrs.find(item.m_pItem); |
ee4b2721 | 1114 | if ( it == m_attrs.end() ) |
696e1ea0 | 1115 | { |
ee4b2721 VZ |
1116 | m_hasAnyAttr = true; |
1117 | ||
f888d614 | 1118 | m_attrs[item.m_pItem] = |
696e1ea0 | 1119 | attr = new wxTreeItemAttr; |
ee4b2721 VZ |
1120 | } |
1121 | else | |
1122 | { | |
1123 | attr = it->second; | |
696e1ea0 VZ |
1124 | } |
1125 | ||
1126 | attr->SetTextColour(col); | |
d00407b2 VZ |
1127 | |
1128 | RefreshItem(item); | |
696e1ea0 VZ |
1129 | } |
1130 | ||
1131 | void wxTreeCtrl::SetItemBackgroundColour(const wxTreeItemId& item, | |
1132 | const wxColour& col) | |
1133 | { | |
05b2a432 RD |
1134 | wxCHECK_RET( item.IsOk(), wxT("invalid tree item") ); |
1135 | ||
ee4b2721 | 1136 | wxTreeItemAttr *attr; |
f888d614 | 1137 | wxMapTreeAttr::iterator it = m_attrs.find(item.m_pItem); |
ee4b2721 | 1138 | if ( it == m_attrs.end() ) |
696e1ea0 | 1139 | { |
ee4b2721 VZ |
1140 | m_hasAnyAttr = true; |
1141 | ||
f888d614 | 1142 | m_attrs[item.m_pItem] = |
696e1ea0 | 1143 | attr = new wxTreeItemAttr; |
ee4b2721 VZ |
1144 | } |
1145 | else // already in the hash | |
1146 | { | |
1147 | attr = it->second; | |
696e1ea0 VZ |
1148 | } |
1149 | ||
1150 | attr->SetBackgroundColour(col); | |
d00407b2 VZ |
1151 | |
1152 | RefreshItem(item); | |
696e1ea0 VZ |
1153 | } |
1154 | ||
1155 | void wxTreeCtrl::SetItemFont(const wxTreeItemId& item, const wxFont& font) | |
1156 | { | |
05b2a432 RD |
1157 | wxCHECK_RET( item.IsOk(), wxT("invalid tree item") ); |
1158 | ||
ee4b2721 | 1159 | wxTreeItemAttr *attr; |
f888d614 | 1160 | wxMapTreeAttr::iterator it = m_attrs.find(item.m_pItem); |
ee4b2721 | 1161 | if ( it == m_attrs.end() ) |
696e1ea0 | 1162 | { |
ee4b2721 VZ |
1163 | m_hasAnyAttr = true; |
1164 | ||
f888d614 | 1165 | m_attrs[item.m_pItem] = |
696e1ea0 | 1166 | attr = new wxTreeItemAttr; |
ee4b2721 VZ |
1167 | } |
1168 | else // already in the hash | |
1169 | { | |
1170 | attr = it->second; | |
696e1ea0 VZ |
1171 | } |
1172 | ||
1173 | attr->SetFont(font); | |
d00407b2 | 1174 | |
2bd16277 RD |
1175 | // Reset the item's text to ensure that the bounding rect will be adjusted |
1176 | // for the new font. | |
1177 | SetItemText(item, GetItemText(item)); | |
1178 | ||
d00407b2 | 1179 | RefreshItem(item); |
696e1ea0 VZ |
1180 | } |
1181 | ||
08b7c251 VZ |
1182 | // ---------------------------------------------------------------------------- |
1183 | // Item status | |
1184 | // ---------------------------------------------------------------------------- | |
2bda0e17 | 1185 | |
08b7c251 VZ |
1186 | bool wxTreeCtrl::IsVisible(const wxTreeItemId& item) const |
1187 | { | |
bfbb0b4c | 1188 | wxCHECK_MSG( item.IsOk(), false, wxT("invalid tree item") ); |
05b2a432 | 1189 | |
2b5f62a0 VZ |
1190 | if ( item == wxTreeItemId(TVI_ROOT) ) |
1191 | { | |
1192 | // virtual (hidden) root is never visible | |
04cd30de | 1193 | return false; |
2b5f62a0 VZ |
1194 | } |
1195 | ||
add28c55 | 1196 | // Bug in Gnu-Win32 headers, so don't use the macro TreeView_GetItemRect |
08b7c251 | 1197 | RECT rect; |
955be36c VZ |
1198 | |
1199 | // this ugliness comes directly from MSDN - it *is* the correct way to pass | |
1200 | // the HTREEITEM with TVM_GETITEMRECT | |
ee4b2721 | 1201 | *(HTREEITEM *)&rect = HITEM(item); |
955be36c | 1202 | |
caea927d VZ |
1203 | // true means to get rect for just the text, not the whole line |
1204 | if ( !::SendMessage(GetHwnd(), TVM_GETITEMRECT, true, (LPARAM)&rect) ) | |
1205 | { | |
1206 | // if TVM_GETITEMRECT returned false, then the item is definitely not | |
1207 | // visible (because its parent is not expanded) | |
1208 | return false; | |
1209 | } | |
1210 | ||
1211 | // however if it returned true, the item might still be outside the | |
1212 | // currently visible part of the tree, test for it (notice that partly | |
1213 | // visible means visible here) | |
1214 | return rect.bottom > 0 && rect.top < GetClientSize().y; | |
2bda0e17 KB |
1215 | } |
1216 | ||
08b7c251 | 1217 | bool wxTreeCtrl::ItemHasChildren(const wxTreeItemId& item) const |
2bda0e17 | 1218 | { |
bfbb0b4c | 1219 | wxCHECK_MSG( item.IsOk(), false, wxT("invalid tree item") ); |
05b2a432 | 1220 | |
08b7c251 VZ |
1221 | wxTreeViewItem tvItem(item, TVIF_CHILDREN); |
1222 | DoGetItem(&tvItem); | |
2bda0e17 | 1223 | |
08b7c251 | 1224 | return tvItem.cChildren != 0; |
2bda0e17 KB |
1225 | } |
1226 | ||
08b7c251 | 1227 | bool wxTreeCtrl::IsExpanded(const wxTreeItemId& item) const |
2bda0e17 | 1228 | { |
bfbb0b4c | 1229 | wxCHECK_MSG( item.IsOk(), false, wxT("invalid tree item") ); |
2bda0e17 | 1230 | |
08b7c251 VZ |
1231 | wxTreeViewItem tvItem(item, TVIF_STATE, TVIS_EXPANDED); |
1232 | DoGetItem(&tvItem); | |
2bda0e17 | 1233 | |
08b7c251 | 1234 | return (tvItem.state & TVIS_EXPANDED) != 0; |
2bda0e17 KB |
1235 | } |
1236 | ||
08b7c251 | 1237 | bool wxTreeCtrl::IsSelected(const wxTreeItemId& item) const |
2bda0e17 | 1238 | { |
bfbb0b4c | 1239 | wxCHECK_MSG( item.IsOk(), false, wxT("invalid tree item") ); |
05b2a432 | 1240 | |
08b7c251 VZ |
1241 | wxTreeViewItem tvItem(item, TVIF_STATE, TVIS_SELECTED); |
1242 | DoGetItem(&tvItem); | |
2bda0e17 | 1243 | |
08b7c251 | 1244 | return (tvItem.state & TVIS_SELECTED) != 0; |
2bda0e17 KB |
1245 | } |
1246 | ||
add28c55 VZ |
1247 | bool wxTreeCtrl::IsBold(const wxTreeItemId& item) const |
1248 | { | |
bfbb0b4c | 1249 | wxCHECK_MSG( item.IsOk(), false, wxT("invalid tree item") ); |
05b2a432 | 1250 | |
add28c55 VZ |
1251 | wxTreeViewItem tvItem(item, TVIF_STATE, TVIS_BOLD); |
1252 | DoGetItem(&tvItem); | |
1253 | ||
1254 | return (tvItem.state & TVIS_BOLD) != 0; | |
1255 | } | |
1256 | ||
08b7c251 VZ |
1257 | // ---------------------------------------------------------------------------- |
1258 | // navigation | |
1259 | // ---------------------------------------------------------------------------- | |
2bda0e17 | 1260 | |
08b7c251 VZ |
1261 | wxTreeItemId wxTreeCtrl::GetRootItem() const |
1262 | { | |
a9c1265f VZ |
1263 | // Root may be real (visible) or virtual (hidden). |
1264 | if ( GET_VIRTUAL_ROOT() ) | |
1265 | return TVI_ROOT; | |
1266 | ||
ee4b2721 | 1267 | return wxTreeItemId(TreeView_GetRoot(GetHwnd())); |
08b7c251 | 1268 | } |
2bda0e17 | 1269 | |
08b7c251 VZ |
1270 | wxTreeItemId wxTreeCtrl::GetSelection() const |
1271 | { | |
f888d614 | 1272 | wxCHECK_MSG( !(m_windowStyle & wxTR_MULTIPLE), wxTreeItemId(), |
223d09f6 | 1273 | wxT("this only works with single selection controls") ); |
9dfbf520 | 1274 | |
ee4b2721 | 1275 | return wxTreeItemId(TreeView_GetSelection(GetHwnd())); |
2bda0e17 KB |
1276 | } |
1277 | ||
99006e44 | 1278 | wxTreeItemId wxTreeCtrl::GetItemParent(const wxTreeItemId& item) const |
2bda0e17 | 1279 | { |
05b2a432 RD |
1280 | wxCHECK_MSG( item.IsOk(), wxTreeItemId(), wxT("invalid tree item") ); |
1281 | ||
c9b142c9 VZ |
1282 | HTREEITEM hItem; |
1283 | ||
1284 | if ( IS_VIRTUAL_ROOT(item) ) | |
1285 | { | |
1286 | // no parent for the virtual root | |
1287 | hItem = 0; | |
1288 | } | |
1289 | else // normal item | |
a9c1265f | 1290 | { |
c9b142c9 VZ |
1291 | hItem = TreeView_GetParent(GetHwnd(), HITEM(item)); |
1292 | if ( !hItem && HasFlag(wxTR_HIDE_ROOT) ) | |
1293 | { | |
1294 | // the top level items should have the virtual root as their parent | |
1295 | hItem = TVI_ROOT; | |
1296 | } | |
a9c1265f VZ |
1297 | } |
1298 | ||
ee4b2721 | 1299 | return wxTreeItemId(hItem); |
08b7c251 | 1300 | } |
2bda0e17 | 1301 | |
08b7c251 | 1302 | wxTreeItemId wxTreeCtrl::GetFirstChild(const wxTreeItemId& item, |
ee4b2721 | 1303 | wxTreeItemIdValue& cookie) const |
08b7c251 | 1304 | { |
05b2a432 RD |
1305 | wxCHECK_MSG( item.IsOk(), wxTreeItemId(), wxT("invalid tree item") ); |
1306 | ||
08b7c251 | 1307 | // remember the last child returned in 'cookie' |
ee4b2721 VZ |
1308 | cookie = TreeView_GetChild(GetHwnd(), HITEM(item)); |
1309 | ||
1310 | return wxTreeItemId(cookie); | |
1311 | } | |
1312 | ||
1313 | wxTreeItemId wxTreeCtrl::GetNextChild(const wxTreeItemId& WXUNUSED(item), | |
1314 | wxTreeItemIdValue& cookie) const | |
1315 | { | |
44d60c0b WS |
1316 | wxTreeItemId fromCookie(cookie); |
1317 | ||
1318 | HTREEITEM hitem = HITEM(fromCookie); | |
1319 | ||
1320 | hitem = TreeView_GetNextSibling(GetHwnd(), hitem); | |
1321 | ||
1322 | wxTreeItemId item(hitem); | |
1323 | ||
ee4b2721 VZ |
1324 | cookie = item.m_pItem; |
1325 | ||
1326 | return item; | |
1327 | } | |
2bda0e17 | 1328 | |
ee4b2721 VZ |
1329 | #if WXWIN_COMPATIBILITY_2_4 |
1330 | ||
1331 | wxTreeItemId wxTreeCtrl::GetFirstChild(const wxTreeItemId& item, | |
1332 | long& cookie) const | |
1333 | { | |
05b2a432 RD |
1334 | wxCHECK_MSG( item.IsOk(), wxTreeItemId(), wxT("invalid tree item") ); |
1335 | ||
ee4b2721 VZ |
1336 | cookie = (long)TreeView_GetChild(GetHwnd(), HITEM(item)); |
1337 | ||
1338 | return wxTreeItemId((void *)cookie); | |
2bda0e17 KB |
1339 | } |
1340 | ||
08b7c251 | 1341 | wxTreeItemId wxTreeCtrl::GetNextChild(const wxTreeItemId& WXUNUSED(item), |
ee4b2721 | 1342 | long& cookie) const |
2bda0e17 | 1343 | { |
44d60c0b WS |
1344 | wxTreeItemId fromCookie((void *)cookie); |
1345 | ||
1346 | HTREEITEM hitem = HITEM(fromCookie); | |
1347 | ||
1348 | hitem = TreeView_GetNextSibling(GetHwnd(), hitem); | |
1349 | ||
1350 | wxTreeItemId item(hitem); | |
1351 | ||
ee4b2721 | 1352 | cookie = (long)item.m_pItem; |
23fd5130 | 1353 | |
ee4b2721 | 1354 | return item; |
08b7c251 | 1355 | } |
2bda0e17 | 1356 | |
ee4b2721 VZ |
1357 | #endif // WXWIN_COMPATIBILITY_2_4 |
1358 | ||
978f38c2 VZ |
1359 | wxTreeItemId wxTreeCtrl::GetLastChild(const wxTreeItemId& item) const |
1360 | { | |
05b2a432 RD |
1361 | wxCHECK_MSG( item.IsOk(), wxTreeItemId(), wxT("invalid tree item") ); |
1362 | ||
978f38c2 | 1363 | // can this be done more efficiently? |
ee4b2721 | 1364 | wxTreeItemIdValue cookie; |
978f38c2 VZ |
1365 | |
1366 | wxTreeItemId childLast, | |
2165ad93 | 1367 | child = GetFirstChild(item, cookie); |
978f38c2 VZ |
1368 | while ( child.IsOk() ) |
1369 | { | |
1370 | childLast = child; | |
2165ad93 | 1371 | child = GetNextChild(item, cookie); |
978f38c2 VZ |
1372 | } |
1373 | ||
1374 | return childLast; | |
1375 | } | |
1376 | ||
08b7c251 VZ |
1377 | wxTreeItemId wxTreeCtrl::GetNextSibling(const wxTreeItemId& item) const |
1378 | { | |
05b2a432 | 1379 | wxCHECK_MSG( item.IsOk(), wxTreeItemId(), wxT("invalid tree item") ); |
ee4b2721 | 1380 | return wxTreeItemId(TreeView_GetNextSibling(GetHwnd(), HITEM(item))); |
2bda0e17 KB |
1381 | } |
1382 | ||
08b7c251 | 1383 | wxTreeItemId wxTreeCtrl::GetPrevSibling(const wxTreeItemId& item) const |
2bda0e17 | 1384 | { |
05b2a432 | 1385 | wxCHECK_MSG( item.IsOk(), wxTreeItemId(), wxT("invalid tree item") ); |
ee4b2721 | 1386 | return wxTreeItemId(TreeView_GetPrevSibling(GetHwnd(), HITEM(item))); |
2bda0e17 KB |
1387 | } |
1388 | ||
08b7c251 | 1389 | wxTreeItemId wxTreeCtrl::GetFirstVisibleItem() const |
2bda0e17 | 1390 | { |
ee4b2721 | 1391 | return wxTreeItemId(TreeView_GetFirstVisible(GetHwnd())); |
2bda0e17 KB |
1392 | } |
1393 | ||
08b7c251 | 1394 | wxTreeItemId wxTreeCtrl::GetNextVisible(const wxTreeItemId& item) const |
2bda0e17 | 1395 | { |
05b2a432 | 1396 | wxCHECK_MSG( item.IsOk(), wxTreeItemId(), wxT("invalid tree item") ); |
f6bcfd97 | 1397 | wxASSERT_MSG( IsVisible(item), wxT("The item you call GetNextVisible() for must be visible itself!")); |
02ce7b72 | 1398 | |
ee4b2721 | 1399 | return wxTreeItemId(TreeView_GetNextVisible(GetHwnd(), HITEM(item))); |
08b7c251 | 1400 | } |
02ce7b72 | 1401 | |
08b7c251 VZ |
1402 | wxTreeItemId wxTreeCtrl::GetPrevVisible(const wxTreeItemId& item) const |
1403 | { | |
05b2a432 | 1404 | wxCHECK_MSG( item.IsOk(), wxTreeItemId(), wxT("invalid tree item") ); |
f6bcfd97 | 1405 | wxASSERT_MSG( IsVisible(item), wxT("The item you call GetPrevVisible() for must be visible itself!")); |
02ce7b72 | 1406 | |
ee4b2721 | 1407 | return wxTreeItemId(TreeView_GetPrevVisible(GetHwnd(), HITEM(item))); |
08b7c251 | 1408 | } |
02ce7b72 | 1409 | |
9dfbf520 VZ |
1410 | // ---------------------------------------------------------------------------- |
1411 | // multiple selections emulation | |
1412 | // ---------------------------------------------------------------------------- | |
1413 | ||
1414 | bool wxTreeCtrl::IsItemChecked(const wxTreeItemId& item) const | |
1415 | { | |
bfbb0b4c | 1416 | wxCHECK_MSG( item.IsOk(), false, wxT("invalid tree item") ); |
05b2a432 | 1417 | |
9dfbf520 VZ |
1418 | // receive the desired information. |
1419 | wxTreeViewItem tvItem(item, TVIF_STATE, TVIS_STATEIMAGEMASK); | |
1420 | DoGetItem(&tvItem); | |
1421 | ||
1422 | // state image indices are 1 based | |
1423 | return ((tvItem.state >> 12) - 1) == 1; | |
1424 | } | |
1425 | ||
1426 | void wxTreeCtrl::SetItemCheck(const wxTreeItemId& item, bool check) | |
1427 | { | |
05b2a432 RD |
1428 | wxCHECK_RET( item.IsOk(), wxT("invalid tree item") ); |
1429 | ||
9dfbf520 VZ |
1430 | // receive the desired information. |
1431 | wxTreeViewItem tvItem(item, TVIF_STATE, TVIS_STATEIMAGEMASK); | |
1432 | ||
a9c1265f VZ |
1433 | DoGetItem(&tvItem); |
1434 | ||
9dfbf520 VZ |
1435 | // state images are one-based |
1436 | tvItem.state = (check ? 2 : 1) << 12; | |
1437 | ||
1438 | DoSetItem(&tvItem); | |
1439 | } | |
1440 | ||
33961d59 RR |
1441 | size_t wxTreeCtrl::GetSelections(wxArrayTreeItemIds& selections) const |
1442 | { | |
1443 | TraverseSelections selector(this, selections); | |
9dfbf520 | 1444 | |
e47c4d48 | 1445 | return selector.GetCount(); |
9dfbf520 VZ |
1446 | } |
1447 | ||
08b7c251 VZ |
1448 | // ---------------------------------------------------------------------------- |
1449 | // Usual operations | |
1450 | // ---------------------------------------------------------------------------- | |
02ce7b72 | 1451 | |
8cee4a30 VZ |
1452 | wxTreeItemId wxTreeCtrl::DoInsertAfter(const wxTreeItemId& parent, |
1453 | const wxTreeItemId& hInsertAfter, | |
1454 | const wxString& text, | |
1455 | int image, int selectedImage, | |
1456 | wxTreeItemData *data) | |
08b7c251 | 1457 | { |
0e935169 VZ |
1458 | wxCHECK_MSG( parent.IsOk() || !TreeView_GetRoot(GetHwnd()), |
1459 | wxTreeItemId(), | |
1460 | _T("can't have more than one root in the tree") ); | |
1461 | ||
08b7c251 | 1462 | TV_INSERTSTRUCT tvIns; |
3f7bc32b VZ |
1463 | tvIns.hParent = HITEM(parent); |
1464 | tvIns.hInsertAfter = HITEM(hInsertAfter); | |
58a8ab88 | 1465 | |
74b31181 VZ |
1466 | // this is how we insert the item as the first child: supply a NULL |
1467 | // hInsertAfter | |
1468 | if ( !tvIns.hInsertAfter ) | |
58a8ab88 JS |
1469 | { |
1470 | tvIns.hInsertAfter = TVI_FIRST; | |
1471 | } | |
1472 | ||
08b7c251 | 1473 | UINT mask = 0; |
44d60c0b | 1474 | if ( !text.empty() ) |
08b7c251 VZ |
1475 | { |
1476 | mask |= TVIF_TEXT; | |
837e5743 | 1477 | tvIns.item.pszText = (wxChar *)text.c_str(); // cast is ok |
08b7c251 | 1478 | } |
f6bcfd97 BP |
1479 | else |
1480 | { | |
1481 | tvIns.item.pszText = NULL; | |
1482 | tvIns.item.cchTextMax = 0; | |
1483 | } | |
02ce7b72 | 1484 | |
1b182562 VZ |
1485 | // create the param which will store the other item parameters |
1486 | wxTreeItemParam *param = new wxTreeItemParam; | |
1487 | ||
1488 | // we return the images on demand as they depend on whether the item is | |
1489 | // expanded or collapsed too in our case | |
4523ebb3 VZ |
1490 | mask |= TVIF_IMAGE | TVIF_SELECTEDIMAGE; |
1491 | tvIns.item.iImage = I_IMAGECALLBACK; | |
1492 | tvIns.item.iSelectedImage = I_IMAGECALLBACK; | |
3a5a2f56 | 1493 | |
4523ebb3 | 1494 | param->SetImage(image, wxTreeItemIcon_Normal); |
1b182562 | 1495 | param->SetImage(selectedImage, wxTreeItemIcon_Selected); |
02ce7b72 | 1496 | |
4523ebb3 VZ |
1497 | mask |= TVIF_PARAM; |
1498 | tvIns.item.lParam = (LPARAM)param; | |
08b7c251 | 1499 | tvIns.item.mask = mask; |
02ce7b72 | 1500 | |
1b182562 | 1501 | HTREEITEM id = TreeView_InsertItem(GetHwnd(), &tvIns); |
08b7c251 VZ |
1502 | if ( id == 0 ) |
1503 | { | |
f6bcfd97 | 1504 | wxLogLastError(wxT("TreeView_InsertItem")); |
08b7c251 | 1505 | } |
02ce7b72 | 1506 | |
4523ebb3 VZ |
1507 | // associate the application tree item with Win32 tree item handle |
1508 | param->SetItem(id); | |
1509 | ||
1510 | // setup wxTreeItemData | |
fd3f686c VZ |
1511 | if ( data != NULL ) |
1512 | { | |
4523ebb3 | 1513 | param->SetData(data); |
ee4b2721 | 1514 | data->SetId(id); |
fd3f686c VZ |
1515 | } |
1516 | ||
ee4b2721 | 1517 | return wxTreeItemId(id); |
2bda0e17 KB |
1518 | } |
1519 | ||
08b7c251 | 1520 | // for compatibility only |
ee4b2721 VZ |
1521 | #if WXWIN_COMPATIBILITY_2_4 |
1522 | ||
a6fb8636 WS |
1523 | void wxTreeCtrl::SetImageList(wxImageList *imageList, int) |
1524 | { | |
1525 | SetImageList(imageList); | |
1526 | } | |
1527 | ||
1528 | int wxTreeCtrl::GetItemSelectedImage(const wxTreeItemId& item) const | |
1529 | { | |
1530 | return GetItemImage(item, wxTreeItemIcon_Selected); | |
1531 | } | |
1532 | ||
1533 | void wxTreeCtrl::SetItemSelectedImage(const wxTreeItemId& item, int image) | |
1534 | { | |
1535 | SetItemImage(item, image, wxTreeItemIcon_Selected); | |
1536 | } | |
1537 | ||
ee4b2721 VZ |
1538 | #endif // WXWIN_COMPATIBILITY_2_4 |
1539 | ||
08b7c251 VZ |
1540 | wxTreeItemId wxTreeCtrl::AddRoot(const wxString& text, |
1541 | int image, int selectedImage, | |
1542 | wxTreeItemData *data) | |
2bda0e17 | 1543 | { |
a9c1265f | 1544 | |
0228081f | 1545 | if ( HasFlag(wxTR_HIDE_ROOT) ) |
a9c1265f VZ |
1546 | { |
1547 | // create a virtual root item, the parent for all the others | |
4523ebb3 VZ |
1548 | wxTreeItemParam *param = new wxTreeItemParam; |
1549 | param->SetData(data); | |
1550 | ||
1551 | m_pVirtualRoot = new wxVirtualNode(param); | |
a9c1265f VZ |
1552 | |
1553 | return TVI_ROOT; | |
1554 | } | |
1555 | ||
8cee4a30 VZ |
1556 | return DoInsertAfter(wxTreeItemId(), wxTreeItemId(), |
1557 | text, image, selectedImage, data); | |
2bda0e17 KB |
1558 | } |
1559 | ||
8cee4a30 VZ |
1560 | wxTreeItemId wxTreeCtrl::DoInsertItem(const wxTreeItemId& parent, |
1561 | size_t index, | |
1562 | const wxString& text, | |
1563 | int image, int selectedImage, | |
1564 | wxTreeItemData *data) | |
2ef31e80 | 1565 | { |
8cee4a30 VZ |
1566 | wxTreeItemId idPrev; |
1567 | if ( index == (size_t)-1 ) | |
2ef31e80 | 1568 | { |
8cee4a30 VZ |
1569 | // special value: append to the end |
1570 | idPrev = TVI_LAST; | |
2ef31e80 | 1571 | } |
8cee4a30 VZ |
1572 | else // find the item from index |
1573 | { | |
1574 | wxTreeItemIdValue cookie; | |
1575 | wxTreeItemId idCur = GetFirstChild(parent, cookie); | |
1576 | while ( index != 0 && idCur.IsOk() ) | |
1577 | { | |
1578 | index--; | |
2ef31e80 | 1579 | |
8cee4a30 VZ |
1580 | idPrev = idCur; |
1581 | idCur = GetNextChild(parent, cookie); | |
1582 | } | |
2ef31e80 | 1583 | |
8cee4a30 VZ |
1584 | // assert, not check: if the index is invalid, we will append the item |
1585 | // to the end | |
1586 | wxASSERT_MSG( index == 0, _T("bad index in wxTreeCtrl::InsertItem") ); | |
1587 | } | |
2ef31e80 | 1588 | |
8cee4a30 | 1589 | return DoInsertAfter(parent, idPrev, text, image, selectedImage, data); |
2bda0e17 KB |
1590 | } |
1591 | ||
08b7c251 | 1592 | void wxTreeCtrl::Delete(const wxTreeItemId& item) |
2bda0e17 | 1593 | { |
3f7bc32b | 1594 | if ( !TreeView_DeleteItem(GetHwnd(), HITEM(item)) ) |
bbcdf8bc | 1595 | { |
f6bcfd97 | 1596 | wxLogLastError(wxT("TreeView_DeleteItem")); |
bbcdf8bc | 1597 | } |
bbcdf8bc JS |
1598 | } |
1599 | ||
23fd5130 VZ |
1600 | // delete all children (but don't delete the item itself) |
1601 | void wxTreeCtrl::DeleteChildren(const wxTreeItemId& item) | |
1602 | { | |
ee4b2721 | 1603 | wxTreeItemIdValue cookie; |
23fd5130 | 1604 | |
ee4b2721 | 1605 | wxArrayTreeItemIds children; |
23fd5130 VZ |
1606 | wxTreeItemId child = GetFirstChild(item, cookie); |
1607 | while ( child.IsOk() ) | |
1608 | { | |
ee4b2721 | 1609 | children.Add(child); |
23fd5130 VZ |
1610 | |
1611 | child = GetNextChild(item, cookie); | |
1612 | } | |
1613 | ||
1614 | size_t nCount = children.Count(); | |
1615 | for ( size_t n = 0; n < nCount; n++ ) | |
1616 | { | |
14ba002a | 1617 | if ( !TreeView_DeleteItem(GetHwnd(), HITEM(children[n])) ) |
23fd5130 | 1618 | { |
f6bcfd97 | 1619 | wxLogLastError(wxT("TreeView_DeleteItem")); |
23fd5130 VZ |
1620 | } |
1621 | } | |
1622 | } | |
1623 | ||
08b7c251 | 1624 | void wxTreeCtrl::DeleteAllItems() |
bbcdf8bc | 1625 | { |
bfedf621 VZ |
1626 | // delete the "virtual" root item. |
1627 | if ( GET_VIRTUAL_ROOT() ) | |
1628 | { | |
1629 | delete GET_VIRTUAL_ROOT(); | |
1630 | m_pVirtualRoot = NULL; | |
1631 | } | |
1632 | ||
1633 | // and all the real items | |
a9c1265f | 1634 | |
d220ae32 | 1635 | if ( !TreeView_DeleteAllItems(GetHwnd()) ) |
bbcdf8bc | 1636 | { |
f6bcfd97 | 1637 | wxLogLastError(wxT("TreeView_DeleteAllItems")); |
bbcdf8bc | 1638 | } |
2bda0e17 KB |
1639 | } |
1640 | ||
08b7c251 | 1641 | void wxTreeCtrl::DoExpand(const wxTreeItemId& item, int flag) |
2bda0e17 | 1642 | { |
dd3646fd VZ |
1643 | wxASSERT_MSG( flag == TVE_COLLAPSE || |
1644 | flag == (TVE_COLLAPSE | TVE_COLLAPSERESET) || | |
1645 | flag == TVE_EXPAND || | |
1646 | flag == TVE_TOGGLE, | |
223d09f6 | 1647 | wxT("Unknown flag in wxTreeCtrl::DoExpand") ); |
08b7c251 | 1648 | |
a9c1265f | 1649 | // A hidden root can be neither expanded nor collapsed. |
0228081f | 1650 | wxCHECK_RET( !IsHiddenRoot(item), |
637b7e4f | 1651 | wxT("Can't expand/collapse hidden root node!") ); |
a9c1265f | 1652 | |
08b7c251 | 1653 | // TreeView_Expand doesn't send TVN_ITEMEXPAND(ING) messages, so we must |
d220ae32 VZ |
1654 | // emulate them. This behaviour has changed slightly with comctl32.dll |
1655 | // v 4.70 - now it does send them but only the first time. To maintain | |
1656 | // compatible behaviour and also in order to not have surprises with the | |
1657 | // future versions, don't rely on this and still do everything ourselves. | |
1658 | // To avoid that the messages be sent twice when the item is expanded for | |
1659 | // the first time we must clear TVIS_EXPANDEDONCE style manually. | |
1660 | ||
1661 | wxTreeViewItem tvItem(item, TVIF_STATE, TVIS_EXPANDEDONCE); | |
1662 | tvItem.state = 0; | |
1663 | DoSetItem(&tvItem); | |
1664 | ||
3f7bc32b | 1665 | if ( TreeView_Expand(GetHwnd(), HITEM(item), flag) != 0 ) |
08b7c251 | 1666 | { |
deb1de30 VZ |
1667 | // note that the {EXPAND|COLLAPS}ING event is sent by TreeView_Expand() |
1668 | // itself | |
09f277d6 VZ |
1669 | wxTreeEvent event(gs_expandEvents[IsExpanded(item) ? IDX_EXPAND |
1670 | : IDX_COLLAPSE] | |
1671 | [IDX_DONE], | |
1672 | this, item); | |
deb1de30 | 1673 | (void)GetEventHandler()->ProcessEvent(event); |
08b7c251 | 1674 | } |
d220ae32 | 1675 | //else: change didn't took place, so do nothing at all |
2bda0e17 KB |
1676 | } |
1677 | ||
08b7c251 | 1678 | void wxTreeCtrl::Expand(const wxTreeItemId& item) |
2bda0e17 | 1679 | { |
08b7c251 | 1680 | DoExpand(item, TVE_EXPAND); |
2bda0e17 | 1681 | } |
2bda0e17 | 1682 | |
08b7c251 | 1683 | void wxTreeCtrl::Collapse(const wxTreeItemId& item) |
2bda0e17 | 1684 | { |
08b7c251 | 1685 | DoExpand(item, TVE_COLLAPSE); |
2bda0e17 KB |
1686 | } |
1687 | ||
08b7c251 | 1688 | void wxTreeCtrl::CollapseAndReset(const wxTreeItemId& item) |
2bda0e17 | 1689 | { |
dd3646fd | 1690 | DoExpand(item, TVE_COLLAPSE | TVE_COLLAPSERESET); |
2bda0e17 KB |
1691 | } |
1692 | ||
08b7c251 | 1693 | void wxTreeCtrl::Toggle(const wxTreeItemId& item) |
2bda0e17 | 1694 | { |
08b7c251 | 1695 | DoExpand(item, TVE_TOGGLE); |
2bda0e17 KB |
1696 | } |
1697 | ||
b5f6b52a | 1698 | #if WXWIN_COMPATIBILITY_2_4 |
a6fb8636 | 1699 | |
42c5812d UU |
1700 | void wxTreeCtrl::ExpandItem(const wxTreeItemId& item, int action) |
1701 | { | |
9dfbf520 | 1702 | DoExpand(item, action); |
42c5812d | 1703 | } |
a6fb8636 | 1704 | |
b5f6b52a | 1705 | #endif |
42c5812d | 1706 | |
08b7c251 | 1707 | void wxTreeCtrl::Unselect() |
2bda0e17 | 1708 | { |
3f7bc32b VZ |
1709 | wxASSERT_MSG( !(m_windowStyle & wxTR_MULTIPLE), |
1710 | wxT("doesn't make sense, may be you want UnselectAll()?") ); | |
9dfbf520 VZ |
1711 | |
1712 | // just remove the selection | |
ee4b2721 | 1713 | SelectItem(wxTreeItemId()); |
08b7c251 | 1714 | } |
02ce7b72 | 1715 | |
9dfbf520 | 1716 | void wxTreeCtrl::UnselectAll() |
08b7c251 | 1717 | { |
9dfbf520 | 1718 | if ( m_windowStyle & wxTR_MULTIPLE ) |
2bda0e17 | 1719 | { |
9dfbf520 VZ |
1720 | wxArrayTreeItemIds selections; |
1721 | size_t count = GetSelections(selections); | |
1722 | for ( size_t n = 0; n < count; n++ ) | |
d220ae32 | 1723 | { |
14ba002a | 1724 | ::UnselectItem(GetHwnd(), HITEM(selections[n])); |
d220ae32 | 1725 | } |
ba8a1961 VZ |
1726 | |
1727 | m_htSelStart.Unset(); | |
9dfbf520 | 1728 | } |
75afdc2d | 1729 | else |
9dfbf520 VZ |
1730 | { |
1731 | // just remove the selection | |
1732 | Unselect(); | |
1733 | } | |
1734 | } | |
1735 | ||
3e9af289 | 1736 | void wxTreeCtrl::SelectItem(const wxTreeItemId& item, bool select) |
9dfbf520 VZ |
1737 | { |
1738 | if ( m_windowStyle & wxTR_MULTIPLE ) | |
1739 | { | |
3e9af289 | 1740 | ::SelectItem(GetHwnd(), HITEM(item), select); |
9dfbf520 | 1741 | } |
75afdc2d | 1742 | else |
9dfbf520 | 1743 | { |
3e9af289 VZ |
1744 | wxASSERT_MSG( select, |
1745 | _T("SelectItem(false) works only for multiselect") ); | |
1746 | ||
9dfbf520 VZ |
1747 | // inspite of the docs (MSDN Jan 99 edition), we don't seem to receive |
1748 | // the notification from the control (i.e. TVN_SELCHANG{ED|ING}), so | |
1749 | // send them ourselves | |
1750 | ||
09f277d6 | 1751 | wxTreeEvent event(wxEVT_COMMAND_TREE_SEL_CHANGING, this, item); |
9dfbf520 | 1752 | if ( !GetEventHandler()->ProcessEvent(event) || event.IsAllowed() ) |
d220ae32 | 1753 | { |
5e7718a2 VZ |
1754 | if ( !TreeView_SelectItem(GetHwnd(), HITEM(item)) ) |
1755 | { | |
1756 | wxLogLastError(wxT("TreeView_SelectItem")); | |
1757 | } | |
1758 | else // ok | |
9dfbf520 VZ |
1759 | { |
1760 | event.SetEventType(wxEVT_COMMAND_TREE_SEL_CHANGED); | |
1761 | (void)GetEventHandler()->ProcessEvent(event); | |
1762 | } | |
d220ae32 | 1763 | } |
9dfbf520 | 1764 | //else: program vetoed the change |
2bda0e17 | 1765 | } |
08b7c251 | 1766 | } |
2bda0e17 | 1767 | |
08b7c251 VZ |
1768 | void wxTreeCtrl::EnsureVisible(const wxTreeItemId& item) |
1769 | { | |
0228081f VZ |
1770 | wxCHECK_RET( !IsHiddenRoot(item), _T("can't show hidden root item") ); |
1771 | ||
08b7c251 | 1772 | // no error return |
3f7bc32b | 1773 | TreeView_EnsureVisible(GetHwnd(), HITEM(item)); |
08b7c251 VZ |
1774 | } |
1775 | ||
1776 | void wxTreeCtrl::ScrollTo(const wxTreeItemId& item) | |
1777 | { | |
3f7bc32b | 1778 | if ( !TreeView_SelectSetFirstVisible(GetHwnd(), HITEM(item)) ) |
2bda0e17 | 1779 | { |
f6bcfd97 | 1780 | wxLogLastError(wxT("TreeView_SelectSetFirstVisible")); |
2bda0e17 | 1781 | } |
08b7c251 VZ |
1782 | } |
1783 | ||
44fbc477 | 1784 | wxTextCtrl *wxTreeCtrl::GetEditControl() const |
08b7c251 VZ |
1785 | { |
1786 | return m_textCtrl; | |
1787 | } | |
1788 | ||
1789 | void wxTreeCtrl::DeleteTextCtrl() | |
1790 | { | |
1791 | if ( m_textCtrl ) | |
2bda0e17 | 1792 | { |
b6a3d6ad VZ |
1793 | // the HWND corresponding to this control is deleted by the tree |
1794 | // control itself and we don't know when exactly this happens, so check | |
1795 | // if the window still exists before calling UnsubclassWin() | |
1796 | if ( !::IsWindow(GetHwndOf(m_textCtrl)) ) | |
1797 | { | |
1798 | m_textCtrl->SetHWND(0); | |
1799 | } | |
1800 | ||
08b7c251 VZ |
1801 | m_textCtrl->UnsubclassWin(); |
1802 | m_textCtrl->SetHWND(0); | |
1803 | delete m_textCtrl; | |
1804 | m_textCtrl = NULL; | |
1a4088e1 VZ |
1805 | |
1806 | m_idEdited.Unset(); | |
2bda0e17 | 1807 | } |
08b7c251 | 1808 | } |
2bda0e17 | 1809 | |
4523ebb3 VZ |
1810 | wxTextCtrl *wxTreeCtrl::EditLabel(const wxTreeItemId& item, |
1811 | wxClassInfo *textControlClass) | |
08b7c251 VZ |
1812 | { |
1813 | wxASSERT( textControlClass->IsKindOf(CLASSINFO(wxTextCtrl)) ); | |
1814 | ||
b94ae1ea VZ |
1815 | DeleteTextCtrl(); |
1816 | ||
1a4088e1 | 1817 | m_idEdited = item; |
cd6bd270 | 1818 | m_textCtrl = (wxTextCtrl *)textControlClass->CreateObject(); |
3f7bc32b | 1819 | HWND hWnd = (HWND) TreeView_EditLabel(GetHwnd(), HITEM(item)); |
2bda0e17 | 1820 | |
5ea47806 | 1821 | // this is not an error - the TVN_BEGINLABELEDIT handler might have |
04cd30de | 1822 | // returned false |
5ea47806 VZ |
1823 | if ( !hWnd ) |
1824 | { | |
cd6bd270 MB |
1825 | delete m_textCtrl; |
1826 | m_textCtrl = NULL; | |
5ea47806 VZ |
1827 | return NULL; |
1828 | } | |
2bda0e17 | 1829 | |
cd6bd270 | 1830 | // textctrl is subclassed in MSWOnNotify |
08b7c251 | 1831 | return m_textCtrl; |
2bda0e17 KB |
1832 | } |
1833 | ||
08b7c251 | 1834 | // End label editing, optionally cancelling the edit |
d35dce3a | 1835 | void wxTreeCtrl::DoEndEditLabel(bool discardChanges) |
2bda0e17 | 1836 | { |
d220ae32 | 1837 | TreeView_EndEditLabelNow(GetHwnd(), discardChanges); |
08b7c251 VZ |
1838 | |
1839 | DeleteTextCtrl(); | |
2bda0e17 KB |
1840 | } |
1841 | ||
be0e5d69 | 1842 | wxTreeItemId wxTreeCtrl::DoTreeHitTest(const wxPoint& point, int& flags) const |
2bda0e17 | 1843 | { |
08b7c251 VZ |
1844 | TV_HITTESTINFO hitTestInfo; |
1845 | hitTestInfo.pt.x = (int)point.x; | |
1846 | hitTestInfo.pt.y = (int)point.y; | |
2bda0e17 | 1847 | |
8ecd5de2 | 1848 | (void) TreeView_HitTest(GetHwnd(), &hitTestInfo); |
2bda0e17 | 1849 | |
08b7c251 VZ |
1850 | flags = 0; |
1851 | ||
1852 | // avoid repetition | |
1853 | #define TRANSLATE_FLAG(flag) if ( hitTestInfo.flags & TVHT_##flag ) \ | |
1854 | flags |= wxTREE_HITTEST_##flag | |
1855 | ||
1856 | TRANSLATE_FLAG(ABOVE); | |
1857 | TRANSLATE_FLAG(BELOW); | |
1858 | TRANSLATE_FLAG(NOWHERE); | |
1859 | TRANSLATE_FLAG(ONITEMBUTTON); | |
1860 | TRANSLATE_FLAG(ONITEMICON); | |
1861 | TRANSLATE_FLAG(ONITEMINDENT); | |
1862 | TRANSLATE_FLAG(ONITEMLABEL); | |
1863 | TRANSLATE_FLAG(ONITEMRIGHT); | |
1864 | TRANSLATE_FLAG(ONITEMSTATEICON); | |
1865 | TRANSLATE_FLAG(TOLEFT); | |
1866 | TRANSLATE_FLAG(TORIGHT); | |
2bda0e17 | 1867 | |
08b7c251 VZ |
1868 | #undef TRANSLATE_FLAG |
1869 | ||
ee4b2721 | 1870 | return wxTreeItemId(hitTestInfo.hItem); |
08b7c251 VZ |
1871 | } |
1872 | ||
f7c832a7 VZ |
1873 | bool wxTreeCtrl::GetBoundingRect(const wxTreeItemId& item, |
1874 | wxRect& rect, | |
1875 | bool textOnly) const | |
1876 | { | |
1877 | RECT rc; | |
f2c3db9d RD |
1878 | |
1879 | // Virtual root items have no bounding rectangle | |
1880 | if ( IS_VIRTUAL_ROOT(item) ) | |
1881 | { | |
1882 | return false; | |
1883 | } | |
1884 | ||
3f7bc32b | 1885 | if ( TreeView_GetItemRect(GetHwnd(), HITEM(item), |
f7c832a7 VZ |
1886 | &rc, textOnly) ) |
1887 | { | |
1888 | rect = wxRect(wxPoint(rc.left, rc.top), wxPoint(rc.right, rc.bottom)); | |
1889 | ||
04cd30de | 1890 | return true; |
f7c832a7 VZ |
1891 | } |
1892 | else | |
1893 | { | |
1894 | // couldn't retrieve rect: for example, item isn't visible | |
04cd30de | 1895 | return false; |
f7c832a7 VZ |
1896 | } |
1897 | } | |
1898 | ||
23fd5130 VZ |
1899 | // ---------------------------------------------------------------------------- |
1900 | // sorting stuff | |
1901 | // ---------------------------------------------------------------------------- | |
f7c832a7 | 1902 | |
502a2b18 VZ |
1903 | // this is just a tiny namespace which is friend to wxTreeCtrl and so can use |
1904 | // functions such as IsDataIndirect() | |
1905 | class wxTreeSortHelper | |
1906 | { | |
1907 | public: | |
1908 | static int CALLBACK Compare(LPARAM data1, LPARAM data2, LPARAM tree); | |
1909 | ||
1910 | private: | |
4523ebb3 | 1911 | static wxTreeItemId GetIdFromData(LPARAM lParam) |
502a2b18 | 1912 | { |
4523ebb3 | 1913 | return ((wxTreeItemParam*)lParam)->GetItem(); |
502a2b18 | 1914 | } |
502a2b18 VZ |
1915 | }; |
1916 | ||
1917 | int CALLBACK wxTreeSortHelper::Compare(LPARAM pItem1, | |
1918 | LPARAM pItem2, | |
1919 | LPARAM htree) | |
23fd5130 | 1920 | { |
096c9f9b | 1921 | wxCHECK_MSG( pItem1 && pItem2, 0, |
223d09f6 | 1922 | wxT("sorting tree without data doesn't make sense") ); |
096c9f9b | 1923 | |
502a2b18 VZ |
1924 | wxTreeCtrl *tree = (wxTreeCtrl *)htree; |
1925 | ||
4523ebb3 VZ |
1926 | return tree->OnCompareItems(GetIdFromData(pItem1), |
1927 | GetIdFromData(pItem2)); | |
23fd5130 VZ |
1928 | } |
1929 | ||
95aabccc VZ |
1930 | void wxTreeCtrl::SortChildren(const wxTreeItemId& item) |
1931 | { | |
05b2a432 RD |
1932 | wxCHECK_RET( item.IsOk(), wxT("invalid tree item") ); |
1933 | ||
95aabccc | 1934 | // rely on the fact that TreeView_SortChildren does the same thing as our |
23fd5130 VZ |
1935 | // default behaviour, i.e. sorts items alphabetically and so call it |
1936 | // directly if we're not in derived class (much more efficient!) | |
4523ebb3 VZ |
1937 | // RN: Note that if you find you're code doesn't sort as expected this |
1938 | // may be why as if you don't use the DECLARE_CLASS/IMPLEMENT_CLASS | |
1939 | // combo for your derived wxTreeCtrl if will sort without | |
1940 | // OnCompareItems | |
23fd5130 | 1941 | if ( GetClassInfo() == CLASSINFO(wxTreeCtrl) ) |
2bda0e17 | 1942 | { |
3f7bc32b | 1943 | TreeView_SortChildren(GetHwnd(), HITEM(item), 0); |
2bda0e17 | 1944 | } |
08b7c251 | 1945 | else |
2bda0e17 | 1946 | { |
62448488 | 1947 | TV_SORTCB tvSort; |
3f7bc32b | 1948 | tvSort.hParent = HITEM(item); |
502a2b18 | 1949 | tvSort.lpfnCompare = wxTreeSortHelper::Compare; |
23fd5130 | 1950 | tvSort.lParam = (LPARAM)this; |
d220ae32 | 1951 | TreeView_SortChildrenCB(GetHwnd(), &tvSort, 0 /* reserved */); |
2bda0e17 | 1952 | } |
08b7c251 | 1953 | } |
2bda0e17 | 1954 | |
08b7c251 VZ |
1955 | // ---------------------------------------------------------------------------- |
1956 | // implementation | |
1957 | // ---------------------------------------------------------------------------- | |
2bda0e17 | 1958 | |
90c6edd7 VZ |
1959 | bool wxTreeCtrl::MSWShouldPreProcessMessage(WXMSG* msg) |
1960 | { | |
1961 | if ( msg->message == WM_KEYDOWN ) | |
1962 | { | |
1963 | if ( msg->wParam == VK_RETURN ) | |
1964 | { | |
1965 | // we need VK_RETURN to generate wxEVT_COMMAND_TREE_ITEM_ACTIVATED | |
1966 | return false; | |
1967 | } | |
1968 | } | |
1969 | ||
1970 | return wxTreeCtrlBase::MSWShouldPreProcessMessage(msg); | |
1971 | } | |
1972 | ||
08b7c251 VZ |
1973 | bool wxTreeCtrl::MSWCommand(WXUINT cmd, WXWORD id) |
1974 | { | |
1975 | if ( cmd == EN_UPDATE ) | |
2bda0e17 | 1976 | { |
08b7c251 VZ |
1977 | wxCommandEvent event(wxEVT_COMMAND_TEXT_UPDATED, id); |
1978 | event.SetEventObject( this ); | |
1979 | ProcessCommand(event); | |
2bda0e17 | 1980 | } |
08b7c251 | 1981 | else if ( cmd == EN_KILLFOCUS ) |
2bda0e17 | 1982 | { |
08b7c251 VZ |
1983 | wxCommandEvent event(wxEVT_KILL_FOCUS, id); |
1984 | event.SetEventObject( this ); | |
1985 | ProcessCommand(event); | |
2bda0e17 | 1986 | } |
08b7c251 | 1987 | else |
2bda0e17 | 1988 | { |
08b7c251 | 1989 | // nothing done |
04cd30de | 1990 | return false; |
2bda0e17 | 1991 | } |
08b7c251 VZ |
1992 | |
1993 | // command processed | |
04cd30de | 1994 | return true; |
08b7c251 VZ |
1995 | } |
1996 | ||
23f681ec VZ |
1997 | // we hook into WndProc to process WM_MOUSEMOVE/WM_BUTTONUP messages - as we |
1998 | // only do it during dragging, minimize wxWin overhead (this is important for | |
1999 | // WM_MOUSEMOVE as they're a lot of them) by catching Windows messages directly | |
2000 | // instead of passing by wxWin events | |
c140b7e7 | 2001 | WXLRESULT wxTreeCtrl::MSWWindowProc(WXUINT nMsg, WXWPARAM wParam, WXLPARAM lParam) |
23f681ec | 2002 | { |
04cd30de | 2003 | bool processed = false; |
c140b7e7 | 2004 | WXLRESULT rc = 0; |
2b9a7d4c | 2005 | bool isMultiple = HasFlag(wxTR_MULTIPLE); |
3f7bc32b | 2006 | |
147964ca | 2007 | // This message is sent after a right-click, or when the "menu" key is pressed |
499bbaeb | 2008 | if ( nMsg == WM_CONTEXTMENU ) |
30f5e34f | 2009 | { |
147964ca KH |
2010 | int x = GET_X_LPARAM(lParam), |
2011 | y = GET_Y_LPARAM(lParam); | |
2012 | // Convert the screen point to a client point | |
2013 | wxPoint MenuPoint = ScreenToClient(wxPoint(x, y)); | |
2014 | ||
9ea0f2c5 | 2015 | // can't use GetSelection() here as it would assert in multiselect mode |
09f277d6 VZ |
2016 | wxTreeEvent event(wxEVT_COMMAND_TREE_ITEM_MENU, this, |
2017 | wxTreeItemId(TreeView_GetSelection(GetHwnd()))); | |
9ea0f2c5 | 2018 | |
147964ca KH |
2019 | // Get the bounding rectangle for the item, including the non-text areas |
2020 | wxRect ItemRect; | |
2021 | GetBoundingRect(event.m_item, ItemRect, false); | |
2022 | // If the point is inside the bounding rectangle, use it as the click position. | |
2023 | // This should be the case for WM_CONTEXTMENU as the result of a right-click | |
22a35096 | 2024 | if (ItemRect.Contains(MenuPoint)) |
147964ca KH |
2025 | { |
2026 | event.m_pointDrag = MenuPoint; | |
2027 | } | |
2028 | // Use the Explorer standard of putting the menu at the left edge of the text, | |
2029 | // in the vertical middle of the text. Should be the case for the "menu" key | |
2030 | else | |
2031 | { | |
2032 | // Use the bounding rectangle of only the text part | |
2033 | GetBoundingRect(event.m_item, ItemRect, true); | |
2034 | event.m_pointDrag = wxPoint(ItemRect.GetX(), ItemRect.GetY() + ItemRect.GetHeight() / 2); | |
2035 | } | |
2036 | ||
9994e2da | 2037 | if ( GetEventHandler()->ProcessEvent(event) ) |
2b9a7d4c | 2038 | processed = true; |
9994e2da | 2039 | //else: continue with generating wxEVT_CONTEXT_MENU in base class code |
30f5e34f | 2040 | } |
2b9a7d4c | 2041 | else if ( (nMsg >= WM_MOUSEFIRST) && (nMsg <= WM_MOUSELAST) ) |
23f681ec | 2042 | { |
7bb8798c VZ |
2043 | // we only process mouse messages here and these parameters have the |
2044 | // same meaning for all of them | |
3f7bc32b VZ |
2045 | int x = GET_X_LPARAM(lParam), |
2046 | y = GET_Y_LPARAM(lParam); | |
2047 | HTREEITEM htItem = GetItemFromPoint(GetHwnd(), x, y); | |
8ecd5de2 | 2048 | |
e3ad5702 JS |
2049 | TV_HITTESTINFO tvht; |
2050 | tvht.pt.x = x; | |
2051 | tvht.pt.y = y; | |
8ecd5de2 WS |
2052 | |
2053 | (void) TreeView_HitTest(GetHwnd(), &tvht); | |
3f7bc32b | 2054 | |
23f681ec VZ |
2055 | switch ( nMsg ) |
2056 | { | |
3f7bc32b | 2057 | case WM_LBUTTONDOWN: |
e3ad5702 | 2058 | if ( htItem && isMultiple && (tvht.flags & TVHT_ONITEM) != 0 ) |
23f681ec | 2059 | { |
e3ad5702 JS |
2060 | m_htClickedItem = (WXHTREEITEM) htItem; |
2061 | m_ptClick = wxPoint(x, y); | |
8ecd5de2 | 2062 | |
3f7bc32b VZ |
2063 | if ( wParam & MK_CONTROL ) |
2064 | { | |
2065 | SetFocus(); | |
23f681ec | 2066 | |
3f7bc32b | 2067 | // toggle selected state |
3e9af289 | 2068 | ::ToggleItemSelection(GetHwnd(), htItem); |
3f7bc32b VZ |
2069 | |
2070 | ::SetFocus(GetHwnd(), htItem); | |
2071 | ||
2072 | // reset on any click without Shift | |
f888d614 | 2073 | m_htSelStart.Unset(); |
3f7bc32b | 2074 | |
04cd30de | 2075 | processed = true; |
3f7bc32b VZ |
2076 | } |
2077 | else if ( wParam & MK_SHIFT ) | |
2078 | { | |
2079 | // this selects all items between the starting one and | |
2080 | // the current | |
2081 | ||
2082 | if ( !m_htSelStart ) | |
2083 | { | |
2084 | // take the focused item | |
ee4b2721 | 2085 | m_htSelStart = TreeView_GetSelection(GetHwnd()); |
3f7bc32b VZ |
2086 | } |
2087 | ||
e3ad5702 JS |
2088 | if ( m_htSelStart ) |
2089 | SelectRange(GetHwnd(), HITEM(m_htSelStart), htItem, | |
3f7bc32b | 2090 | !(wParam & MK_CONTROL)); |
e3ad5702 JS |
2091 | else |
2092 | ::SelectItem(GetHwnd(), htItem); | |
3f7bc32b VZ |
2093 | |
2094 | ::SetFocus(GetHwnd(), htItem); | |
23f681ec | 2095 | |
04cd30de | 2096 | processed = true; |
3f7bc32b VZ |
2097 | } |
2098 | else // normal click | |
2099 | { | |
df4ac4c7 VZ |
2100 | // avoid doing anything if we click on the only |
2101 | // currently selected item | |
8ecd5de2 | 2102 | |
e3ad5702 | 2103 | SetFocus(); |
5e7718a2 | 2104 | |
df4ac4c7 VZ |
2105 | wxArrayTreeItemIds selections; |
2106 | size_t count = GetSelections(selections); | |
2107 | if ( count == 0 || | |
35cf1ec6 | 2108 | count > 1 || |
14ba002a | 2109 | HITEM(selections[0]) != htItem ) |
df4ac4c7 | 2110 | { |
35cf1ec6 VZ |
2111 | // clear the previously selected items, if the |
2112 | // user clicked outside of the present selection. | |
2113 | // otherwise, perform the deselection on mouse-up. | |
2114 | // this allows multiple drag and drop to work. | |
5e7718a2 | 2115 | |
e3ad5702 | 2116 | if (!IsItemSelected(GetHwnd(), htItem)) |
35cf1ec6 VZ |
2117 | { |
2118 | UnselectAll(); | |
2119 | ||
2120 | // prevent the click from starting in-place editing | |
2121 | // which should only happen if we click on the | |
2122 | // already selected item (and nothing else is | |
2123 | // selected) | |
2124 | ||
2125 | TreeView_SelectItem(GetHwnd(), 0); | |
2126 | ::SelectItem(GetHwnd(), htItem); | |
2127 | } | |
e3ad5702 JS |
2128 | ::SetFocus(GetHwnd(), htItem); |
2129 | processed = true; | |
df4ac4c7 | 2130 | } |
3f7bc32b VZ |
2131 | |
2132 | // reset on any click without Shift | |
f888d614 | 2133 | m_htSelStart.Unset(); |
3f7bc32b VZ |
2134 | } |
2135 | } | |
2136 | break; | |
3f7bc32b VZ |
2137 | |
2138 | case WM_MOUSEMOVE: | |
68fc69f3 | 2139 | #ifndef __WXWINCE__ |
e3ad5702 JS |
2140 | if ( m_htClickedItem ) |
2141 | { | |
2142 | int cx = abs(m_ptClick.x - x); | |
2143 | int cy = abs(m_ptClick.y - y); | |
2144 | ||
2145 | if ( cx > GetSystemMetrics( SM_CXDRAG ) || cy > GetSystemMetrics( SM_CYDRAG ) ) | |
2146 | { | |
2147 | HWND pWnd = ::GetParent( GetHwnd() ); | |
2148 | if ( pWnd ) | |
2149 | { | |
2150 | NM_TREEVIEW tv; | |
2151 | ||
2152 | tv.hdr.hwndFrom = GetHwnd(); | |
2153 | tv.hdr.idFrom = ::GetWindowLong( GetHwnd(), GWL_ID ); | |
2154 | tv.hdr.code = TVN_BEGINDRAG; | |
8ecd5de2 | 2155 | |
e3ad5702 | 2156 | tv.itemNew.hItem = HITEM(m_htClickedItem); |
8ecd5de2 | 2157 | |
e3ad5702 JS |
2158 | TVITEM tviAux; |
2159 | ZeroMemory(&tviAux, sizeof(tviAux)); | |
2160 | tviAux.hItem = HITEM(m_htClickedItem); | |
2161 | tviAux.mask = TVIF_STATE | TVIF_PARAM; | |
2162 | tviAux.stateMask = 0xffffffff; | |
2163 | TreeView_GetItem( GetHwnd(), &tviAux ); | |
8ecd5de2 | 2164 | |
e3ad5702 JS |
2165 | tv.itemNew.state = tviAux.state; |
2166 | tv.itemNew.lParam = tviAux.lParam; | |
8ecd5de2 | 2167 | |
e3ad5702 JS |
2168 | tv.ptDrag.x = x; |
2169 | tv.ptDrag.y = y; | |
8ecd5de2 | 2170 | |
e3ad5702 JS |
2171 | ::SendMessage( pWnd, WM_NOTIFY, tv.hdr.idFrom, (LPARAM)&tv ); |
2172 | } | |
2173 | m_htClickedItem.Unset(); | |
2174 | } | |
e3ad5702 | 2175 | } |
68fc69f3 | 2176 | #endif // __WXWINCE__ |
8ecd5de2 | 2177 | |
3f7bc32b VZ |
2178 | if ( m_dragImage ) |
2179 | { | |
afff720b | 2180 | m_dragImage->Move(wxPoint(x, y)); |
3f7bc32b | 2181 | if ( htItem ) |
23f681ec VZ |
2182 | { |
2183 | // highlight the item as target (hiding drag image is | |
2184 | // necessary - otherwise the display will be corrupted) | |
68be9f09 | 2185 | m_dragImage->Hide(); |
3f7bc32b | 2186 | TreeView_SelectDropTarget(GetHwnd(), htItem); |
68be9f09 | 2187 | m_dragImage->Show(); |
23f681ec VZ |
2188 | } |
2189 | } | |
2190 | break; | |
2191 | ||
2192 | case WM_LBUTTONUP: | |
35cf1ec6 VZ |
2193 | |
2194 | // facilitates multiple drag-and-drop | |
2195 | if (htItem && isMultiple) | |
2196 | { | |
2197 | wxArrayTreeItemIds selections; | |
2198 | size_t count = GetSelections(selections); | |
2199 | ||
2200 | if (count > 1 && | |
2201 | !(wParam & MK_CONTROL) && | |
2202 | !(wParam & MK_SHIFT)) | |
2203 | { | |
2204 | UnselectAll(); | |
2205 | TreeView_SelectItem(GetHwnd(), htItem); | |
e3ad5702 JS |
2206 | ::SelectItem(GetHwnd(), htItem); |
2207 | ::SetFocus(GetHwnd(), htItem); | |
35cf1ec6 | 2208 | } |
e3ad5702 | 2209 | m_htClickedItem.Unset(); |
35cf1ec6 VZ |
2210 | } |
2211 | ||
2212 | // fall through | |
2213 | ||
23f681ec | 2214 | case WM_RBUTTONUP: |
3f7bc32b | 2215 | if ( m_dragImage ) |
23f681ec | 2216 | { |
68be9f09 | 2217 | m_dragImage->EndDrag(); |
23f681ec VZ |
2218 | delete m_dragImage; |
2219 | m_dragImage = NULL; | |
2220 | ||
2221 | // generate the drag end event | |
09f277d6 | 2222 | wxTreeEvent event(wxEVT_COMMAND_TREE_END_DRAG, this, htItem); |
23f681ec | 2223 | (void)GetEventHandler()->ProcessEvent(event); |
225fe9d6 VZ |
2224 | |
2225 | // if we don't do it, the tree seems to think that 2 items | |
2226 | // are selected simultaneously which is quite weird | |
2227 | TreeView_SelectDropTarget(GetHwnd(), 0); | |
23f681ec VZ |
2228 | } |
2229 | break; | |
2230 | } | |
2231 | } | |
3f7bc32b VZ |
2232 | else if ( (nMsg == WM_SETFOCUS || nMsg == WM_KILLFOCUS) && isMultiple ) |
2233 | { | |
2234 | // the tree control greys out the selected item when it loses focus and | |
2235 | // paints it as selected again when it regains it, but it won't do it | |
2236 | // for the other items itself - help it | |
2237 | wxArrayTreeItemIds selections; | |
2238 | size_t count = GetSelections(selections); | |
2239 | RECT rect; | |
2240 | for ( size_t n = 0; n < count; n++ ) | |
2241 | { | |
04cd30de | 2242 | // TreeView_GetItemRect() will return false if item is not visible, |
3f7bc32b | 2243 | // which may happen perfectly well |
14ba002a | 2244 | if ( TreeView_GetItemRect(GetHwnd(), HITEM(selections[n]), |
2b9a7d4c | 2245 | &rect, TRUE) ) |
3f7bc32b | 2246 | { |
2b9a7d4c | 2247 | ::InvalidateRect(GetHwnd(), &rect, FALSE); |
3f7bc32b VZ |
2248 | } |
2249 | } | |
2250 | } | |
2251 | else if ( nMsg == WM_KEYDOWN && isMultiple ) | |
2252 | { | |
2253 | bool bCtrl = wxIsCtrlDown(), | |
2254 | bShift = wxIsShiftDown(); | |
2255 | ||
2c8e4738 | 2256 | HTREEITEM htSel = (HTREEITEM)TreeView_GetSelection(GetHwnd()); |
ba8a1961 | 2257 | switch ( wParam ) |
3f7bc32b | 2258 | { |
ba8a1961 VZ |
2259 | case VK_SPACE: |
2260 | if ( bCtrl ) | |
2261 | { | |
2262 | ::ToggleItemSelection(GetHwnd(), htSel); | |
2263 | } | |
2264 | else | |
2265 | { | |
2266 | UnselectAll(); | |
23f681ec | 2267 | |
ba8a1961 VZ |
2268 | ::SelectItem(GetHwnd(), htSel); |
2269 | } | |
3f7bc32b | 2270 | |
ba8a1961 VZ |
2271 | processed = true; |
2272 | break; | |
3f7bc32b | 2273 | |
ba8a1961 VZ |
2274 | case VK_UP: |
2275 | case VK_DOWN: | |
2276 | if ( !bCtrl && !bShift ) | |
3f7bc32b | 2277 | { |
ba8a1961 VZ |
2278 | // no modifiers, just clear selection and then let the default |
2279 | // processing to take place | |
2280 | UnselectAll(); | |
3f7bc32b | 2281 | } |
ba8a1961 | 2282 | else if ( htSel ) |
3f7bc32b | 2283 | { |
ba8a1961 VZ |
2284 | (void)wxControl::MSWWindowProc(nMsg, wParam, lParam); |
2285 | ||
2286 | HTREEITEM htNext = (HTREEITEM) | |
2287 | TreeView_GetNextItem | |
2288 | ( | |
2289 | GetHwnd(), | |
2290 | htSel, | |
2291 | wParam == VK_UP ? TVGN_PREVIOUSVISIBLE | |
2292 | : TVGN_NEXTVISIBLE | |
2293 | ); | |
2294 | ||
2295 | if ( !htNext ) | |
2296 | { | |
2297 | // at the top/bottom | |
2298 | htNext = htSel; | |
2299 | } | |
2300 | ||
2301 | if ( bShift ) | |
2302 | { | |
2303 | if ( !m_htSelStart ) | |
2304 | m_htSelStart = htSel; | |
2305 | ||
2306 | SelectRange(GetHwnd(), HITEM(m_htSelStart), htNext); | |
2307 | } | |
2308 | else // bCtrl | |
2309 | { | |
2310 | // without changing selection | |
2311 | ::SetFocus(GetHwnd(), htNext); | |
2312 | } | |
2313 | ||
2314 | processed = true; | |
3f7bc32b | 2315 | } |
ba8a1961 VZ |
2316 | break; |
2317 | ||
2318 | case VK_HOME: | |
2319 | case VK_END: | |
2320 | case VK_PRIOR: | |
2321 | case VK_NEXT: | |
2322 | // TODO: handle Shift/Ctrl with these keys | |
2323 | if ( !bCtrl && !bShift ) | |
3f7bc32b | 2324 | { |
ba8a1961 | 2325 | UnselectAll(); |
3f7bc32b | 2326 | |
ba8a1961 VZ |
2327 | m_htSelStart.Unset(); |
2328 | } | |
3f7bc32b VZ |
2329 | } |
2330 | } | |
d35dce3a VZ |
2331 | else if ( nMsg == WM_COMMAND ) |
2332 | { | |
2333 | // if we receive a EN_KILLFOCUS command from the in-place edit control | |
2334 | // used for label editing, make sure to end editing | |
2335 | WORD id, cmd; | |
2336 | WXHWND hwnd; | |
2337 | UnpackCommand(wParam, lParam, &id, &hwnd, &cmd); | |
2338 | ||
2339 | if ( cmd == EN_KILLFOCUS ) | |
2340 | { | |
2341 | if ( m_textCtrl && m_textCtrl->GetHandle() == hwnd ) | |
2342 | { | |
2343 | DoEndEditLabel(); | |
2344 | ||
2345 | processed = true; | |
2346 | } | |
2347 | } | |
2348 | } | |
7bb8798c | 2349 | |
3f7bc32b VZ |
2350 | if ( !processed ) |
2351 | rc = wxControl::MSWWindowProc(nMsg, wParam, lParam); | |
2352 | ||
2353 | return rc; | |
23f681ec VZ |
2354 | } |
2355 | ||
fbd8ac52 VZ |
2356 | WXLRESULT |
2357 | wxTreeCtrl::MSWDefWindowProc(WXUINT nMsg, WXWPARAM wParam, WXLPARAM lParam) | |
2358 | { | |
068b764a VZ |
2359 | if ( nMsg == WM_CHAR ) |
2360 | { | |
df63b2a4 | 2361 | // don't let the control process Space and Return keys because it |
068b764a VZ |
2362 | // doesn't do anything useful with them anyhow but always beeps |
2363 | // annoyingly when it receives them and there is no way to turn it off | |
2364 | // simply if you just process TREEITEM_ACTIVATED event to which Space | |
2365 | // and Enter presses are mapped in your code | |
2366 | if ( wParam == VK_SPACE || wParam == VK_RETURN ) | |
2367 | return 0; | |
2368 | } | |
2369 | ||
fbd8ac52 VZ |
2370 | return wxControl::MSWDefWindowProc(nMsg, wParam, lParam); |
2371 | } | |
2372 | ||
08b7c251 | 2373 | // process WM_NOTIFY Windows message |
a23fd0e1 | 2374 | bool wxTreeCtrl::MSWOnNotify(int idCtrl, WXLPARAM lParam, WXLPARAM *result) |
08b7c251 | 2375 | { |
09f277d6 | 2376 | wxTreeEvent event(wxEVT_NULL, this); |
08b7c251 VZ |
2377 | wxEventType eventType = wxEVT_NULL; |
2378 | NMHDR *hdr = (NMHDR *)lParam; | |
2379 | ||
2380 | switch ( hdr->code ) | |
2bda0e17 | 2381 | { |
08b7c251 VZ |
2382 | case TVN_BEGINDRAG: |
2383 | eventType = wxEVT_COMMAND_TREE_BEGIN_DRAG; | |
2384 | // fall through | |
2385 | ||
2386 | case TVN_BEGINRDRAG: | |
2387 | { | |
2388 | if ( eventType == wxEVT_NULL ) | |
2389 | eventType = wxEVT_COMMAND_TREE_BEGIN_RDRAG; | |
2390 | //else: left drag, already set above | |
2391 | ||
2392 | NM_TREEVIEW *tv = (NM_TREEVIEW *)lParam; | |
2393 | ||
ee4b2721 | 2394 | event.m_item = tv->itemNew.hItem; |
08b7c251 | 2395 | event.m_pointDrag = wxPoint(tv->ptDrag.x, tv->ptDrag.y); |
23f681ec VZ |
2396 | |
2397 | // don't allow dragging by default: the user code must | |
2398 | // explicitly say that it wants to allow it to avoid breaking | |
2399 | // the old apps | |
2400 | event.Veto(); | |
08b7c251 | 2401 | } |
696e1ea0 | 2402 | break; |
08b7c251 VZ |
2403 | |
2404 | case TVN_BEGINLABELEDIT: | |
2405 | { | |
2406 | eventType = wxEVT_COMMAND_TREE_BEGIN_LABEL_EDIT; | |
2407 | TV_DISPINFO *info = (TV_DISPINFO *)lParam; | |
2408 | ||
646a8a4d VZ |
2409 | // although the user event handler may still veto it, it is |
2410 | // important to set it now so that calls to SetItemText() from | |
2411 | // the event handler would change the text controls contents | |
2412 | m_idEdited = | |
ee4b2721 | 2413 | event.m_item = info->item.hItem; |
5ea47806 | 2414 | event.m_label = info->item.pszText; |
04cd30de | 2415 | event.m_editCancelled = false; |
08b7c251 | 2416 | } |
696e1ea0 | 2417 | break; |
08b7c251 VZ |
2418 | |
2419 | case TVN_DELETEITEM: | |
2420 | { | |
2421 | eventType = wxEVT_COMMAND_TREE_DELETE_ITEM; | |
2422 | NM_TREEVIEW *tv = (NM_TREEVIEW *)lParam; | |
2423 | ||
ee4b2721 | 2424 | event.m_item = tv->itemOld.hItem; |
696e1ea0 VZ |
2425 | |
2426 | if ( m_hasAnyAttr ) | |
2427 | { | |
ee4b2721 VZ |
2428 | wxMapTreeAttr::iterator it = m_attrs.find(tv->itemOld.hItem); |
2429 | if ( it != m_attrs.end() ) | |
2430 | { | |
2431 | delete it->second; | |
2432 | m_attrs.erase(it); | |
2433 | } | |
696e1ea0 | 2434 | } |
08b7c251 | 2435 | } |
696e1ea0 | 2436 | break; |
08b7c251 VZ |
2437 | |
2438 | case TVN_ENDLABELEDIT: | |
2439 | { | |
2440 | eventType = wxEVT_COMMAND_TREE_END_LABEL_EDIT; | |
2441 | TV_DISPINFO *info = (TV_DISPINFO *)lParam; | |
2442 | ||
ee4b2721 | 2443 | event.m_item = info->item.hItem; |
5ea47806 | 2444 | event.m_label = info->item.pszText; |
06110b00 | 2445 | event.m_editCancelled = info->item.pszText == NULL; |
08b7c251 VZ |
2446 | break; |
2447 | } | |
2448 | ||
676d6550 | 2449 | #ifndef __WXWINCE__ |
156194e1 JS |
2450 | // These *must* not be removed or TVN_GETINFOTIP will |
2451 | // not be processed each time the mouse is moved | |
2452 | // and the tooltip will only ever update once. | |
2453 | case TTN_NEEDTEXTA: | |
2454 | case TTN_NEEDTEXTW: | |
2455 | { | |
2456 | *result = 0; | |
2457 | ||
2458 | break; | |
2459 | } | |
2460 | ||
f3f71703 | 2461 | #ifdef TVN_GETINFOTIP |
156194e1 JS |
2462 | case TVN_GETINFOTIP: |
2463 | { | |
2464 | eventType = wxEVT_COMMAND_TREE_ITEM_GETTOOLTIP; | |
2465 | NMTVGETINFOTIP *info = (NMTVGETINFOTIP*)lParam; | |
2466 | ||
2467 | // Which item are we trying to get a tooltip for? | |
bc0aebab | 2468 | event.m_item = info->hItem; |
156194e1 JS |
2469 | |
2470 | break; | |
2471 | } | |
df63b2a4 VZ |
2472 | #endif // TVN_GETINFOTIP |
2473 | #endif // !__WXWINCE__ | |
5e7718a2 | 2474 | |
08b7c251 VZ |
2475 | case TVN_GETDISPINFO: |
2476 | eventType = wxEVT_COMMAND_TREE_GET_INFO; | |
2477 | // fall through | |
2478 | ||
2479 | case TVN_SETDISPINFO: | |
2480 | { | |
2481 | if ( eventType == wxEVT_NULL ) | |
2482 | eventType = wxEVT_COMMAND_TREE_SET_INFO; | |
2483 | //else: get, already set above | |
2484 | ||
2485 | TV_DISPINFO *info = (TV_DISPINFO *)lParam; | |
2486 | ||
ee4b2721 | 2487 | event.m_item = info->item.hItem; |
08b7c251 VZ |
2488 | break; |
2489 | } | |
2490 | ||
2491 | case TVN_ITEMEXPANDING: | |
08b7c251 VZ |
2492 | case TVN_ITEMEXPANDED: |
2493 | { | |
4523ebb3 | 2494 | NM_TREEVIEW *tv = (NM_TREEVIEW*)lParam; |
08b7c251 | 2495 | |
deb1de30 | 2496 | int what; |
08b7c251 VZ |
2497 | switch ( tv->action ) |
2498 | { | |
deb1de30 VZ |
2499 | default: |
2500 | wxLogDebug(wxT("unexpected code %d in TVN_ITEMEXPAND message"), tv->action); | |
2501 | // fall through | |
2502 | ||
08b7c251 | 2503 | case TVE_EXPAND: |
deb1de30 | 2504 | what = IDX_EXPAND; |
08b7c251 VZ |
2505 | break; |
2506 | ||
2507 | case TVE_COLLAPSE: | |
deb1de30 | 2508 | what = IDX_COLLAPSE; |
08b7c251 | 2509 | break; |
08b7c251 VZ |
2510 | } |
2511 | ||
2b5f62a0 VZ |
2512 | int how = hdr->code == TVN_ITEMEXPANDING ? IDX_DOING |
2513 | : IDX_DONE; | |
deb1de30 VZ |
2514 | |
2515 | eventType = gs_expandEvents[what][how]; | |
08b7c251 | 2516 | |
ee4b2721 | 2517 | event.m_item = tv->itemNew.hItem; |
08b7c251 | 2518 | } |
696e1ea0 | 2519 | break; |
08b7c251 VZ |
2520 | |
2521 | case TVN_KEYDOWN: | |
2522 | { | |
2523 | eventType = wxEVT_COMMAND_TREE_KEY_DOWN; | |
2524 | TV_KEYDOWN *info = (TV_KEYDOWN *)lParam; | |
2525 | ||
1944ad76 VZ |
2526 | // fabricate the lParam and wParam parameters sufficiently |
2527 | // similar to the ones from a "real" WM_KEYDOWN so that | |
2528 | // CreateKeyEvent() works correctly | |
9f22b00e VZ |
2529 | const bool isAltDown = ::GetKeyState(VK_MENU) < 0; |
2530 | WXLPARAM lParam = (isAltDown ? KF_ALTDOWN : 0) << 16; | |
1944ad76 VZ |
2531 | |
2532 | WXWPARAM wParam = info->wVKey; | |
2533 | ||
637b7e4f | 2534 | int keyCode = wxCharCodeMSWToWX(wParam); |
1944ad76 VZ |
2535 | if ( !keyCode ) |
2536 | { | |
2537 | // wxCharCodeMSWToWX() returns 0 to indicate that this is a | |
2538 | // simple ASCII key | |
2539 | keyCode = wParam; | |
2540 | } | |
2541 | ||
8191741f | 2542 | event.m_evtKey = CreateKeyEvent(wxEVT_KEY_DOWN, |
1944ad76 VZ |
2543 | keyCode, |
2544 | lParam, | |
2545 | wParam); | |
23fd5130 | 2546 | |
3f7bc32b | 2547 | // a separate event for Space/Return |
9f22b00e | 2548 | if ( !wxIsCtrlDown() && !wxIsShiftDown() && !isAltDown && |
3f7bc32b | 2549 | ((info->wVKey == VK_SPACE) || (info->wVKey == VK_RETURN)) ) |
23fd5130 | 2550 | { |
09f277d6 VZ |
2551 | wxTreeItemId item; |
2552 | if ( !HasFlag(wxTR_MULTIPLE) ) | |
2553 | item = GetSelection(); | |
23fd5130 | 2554 | |
09f277d6 VZ |
2555 | wxTreeEvent event2(wxEVT_COMMAND_TREE_ITEM_ACTIVATED, |
2556 | this, item); | |
2557 | (void)GetEventHandler()->ProcessEvent(event2); | |
23fd5130 | 2558 | } |
08b7c251 | 2559 | } |
696e1ea0 | 2560 | break; |
08b7c251 | 2561 | |
5e7718a2 | 2562 | // NB: MSLU is broken and sends TVN_SELCHANGEDA instead of |
69a8b5b4 VS |
2563 | // TVN_SELCHANGEDW in Unicode mode under Win98. Therefore |
2564 | // we have to handle both messages: | |
2565 | case TVN_SELCHANGEDA: | |
2566 | case TVN_SELCHANGEDW: | |
08b7c251 VZ |
2567 | eventType = wxEVT_COMMAND_TREE_SEL_CHANGED; |
2568 | // fall through | |
2569 | ||
69a8b5b4 VS |
2570 | case TVN_SELCHANGINGA: |
2571 | case TVN_SELCHANGINGW: | |
08b7c251 VZ |
2572 | { |
2573 | if ( eventType == wxEVT_NULL ) | |
2574 | eventType = wxEVT_COMMAND_TREE_SEL_CHANGING; | |
2575 | //else: already set above | |
2576 | ||
5e7718a2 | 2577 | if (hdr->code == TVN_SELCHANGINGW || |
69a8b5b4 VS |
2578 | hdr->code == TVN_SELCHANGEDW) |
2579 | { | |
4523ebb3 | 2580 | NM_TREEVIEWW *tv = (NM_TREEVIEWW *)lParam; |
ee4b2721 VZ |
2581 | event.m_item = tv->itemNew.hItem; |
2582 | event.m_itemOld = tv->itemOld.hItem; | |
69a8b5b4 VS |
2583 | } |
2584 | else | |
2585 | { | |
4523ebb3 | 2586 | NM_TREEVIEWA *tv = (NM_TREEVIEWA *)lParam; |
ee4b2721 VZ |
2587 | event.m_item = tv->itemNew.hItem; |
2588 | event.m_itemOld = tv->itemOld.hItem; | |
69a8b5b4 | 2589 | } |
08b7c251 | 2590 | } |
696e1ea0 VZ |
2591 | break; |
2592 | ||
5b59df83 VZ |
2593 | // instead of explicitly checking for _WIN32_IE, check if the |
2594 | // required symbols are available in the headers | |
2595 | #if defined(CDDS_PREPAINT) && !wxUSE_COMCTL32_SAFELY | |
696e1ea0 VZ |
2596 | case NM_CUSTOMDRAW: |
2597 | { | |
2598 | LPNMTVCUSTOMDRAW lptvcd = (LPNMTVCUSTOMDRAW)lParam; | |
2599 | NMCUSTOMDRAW& nmcd = lptvcd->nmcd; | |
d7926e0b | 2600 | switch ( nmcd.dwDrawStage ) |
696e1ea0 VZ |
2601 | { |
2602 | case CDDS_PREPAINT: | |
2603 | // if we've got any items with non standard attributes, | |
2604 | // notify us before painting each item | |
2605 | *result = m_hasAnyAttr ? CDRF_NOTIFYITEMDRAW | |
2606 | : CDRF_DODEFAULT; | |
d7926e0b | 2607 | break; |
696e1ea0 VZ |
2608 | |
2609 | case CDDS_ITEMPREPAINT: | |
2610 | { | |
ee4b2721 VZ |
2611 | wxMapTreeAttr::iterator |
2612 | it = m_attrs.find((void *)nmcd.dwItemSpec); | |
696e1ea0 | 2613 | |
ee4b2721 | 2614 | if ( it == m_attrs.end() ) |
696e1ea0 VZ |
2615 | { |
2616 | // nothing to do for this item | |
d7926e0b VZ |
2617 | *result = CDRF_DODEFAULT; |
2618 | break; | |
696e1ea0 VZ |
2619 | } |
2620 | ||
ee4b2721 VZ |
2621 | wxTreeItemAttr * const attr = it->second; |
2622 | ||
8b713759 VZ |
2623 | wxTreeViewItem tvItem((void *)nmcd.dwItemSpec, |
2624 | TVIF_STATE, TVIS_DROPHILITED); | |
2625 | DoGetItem(&tvItem); | |
2626 | const UINT tvItemState = tvItem.state; | |
2627 | ||
19da49fc | 2628 | // selection colours should override ours, |
8b713759 VZ |
2629 | // otherwise it is too confusing to the user |
2630 | if ( !(nmcd.uItemState & CDIS_SELECTED) && | |
2631 | !(tvItemState & TVIS_DROPHILITED) ) | |
696e1ea0 | 2632 | { |
2076893b | 2633 | wxColour colBack; |
696e1ea0 VZ |
2634 | if ( attr->HasBackgroundColour() ) |
2635 | { | |
2636 | colBack = attr->GetBackgroundColour(); | |
19da49fc | 2637 | lptvcd->clrTextBk = wxColourToRGB(colBack); |
696e1ea0 | 2638 | } |
19da49fc VZ |
2639 | } |
2640 | ||
2641 | // but we still want to keep the special foreground | |
2642 | // colour when we don't have focus (we can't keep | |
2643 | // it when we do, it would usually be unreadable on | |
2644 | // the almost inverted bg colour...) | |
8b713759 VZ |
2645 | if ( ( !(nmcd.uItemState & CDIS_SELECTED) || |
2646 | FindFocus() != this ) && | |
2647 | !(tvItemState & TVIS_DROPHILITED) ) | |
19da49fc VZ |
2648 | { |
2649 | wxColour colText; | |
2650 | if ( attr->HasTextColour() ) | |
696e1ea0 | 2651 | { |
19da49fc VZ |
2652 | colText = attr->GetTextColour(); |
2653 | lptvcd->clrText = wxColourToRGB(colText); | |
696e1ea0 | 2654 | } |
696e1ea0 VZ |
2655 | } |
2656 | ||
19da49fc | 2657 | if ( attr->HasFont() ) |
696e1ea0 | 2658 | { |
19da49fc VZ |
2659 | HFONT hFont = GetHfontOf(attr->GetFont()); |
2660 | ||
696e1ea0 VZ |
2661 | ::SelectObject(nmcd.hdc, hFont); |
2662 | ||
2663 | *result = CDRF_NEWFONT; | |
2664 | } | |
19da49fc | 2665 | else // no specific font |
696e1ea0 VZ |
2666 | { |
2667 | *result = CDRF_DODEFAULT; | |
2668 | } | |
696e1ea0 | 2669 | } |
d7926e0b | 2670 | break; |
696e1ea0 VZ |
2671 | |
2672 | default: | |
2673 | *result = CDRF_DODEFAULT; | |
696e1ea0 VZ |
2674 | } |
2675 | } | |
d7926e0b VZ |
2676 | |
2677 | // we always process it | |
04cd30de | 2678 | return true; |
5b59df83 | 2679 | #endif // have owner drawn support in headers |
08b7c251 | 2680 | |
8a000b6b VZ |
2681 | case NM_CLICK: |
2682 | { | |
2683 | DWORD pos = GetMessagePos(); | |
2684 | POINT point; | |
2685 | point.x = LOWORD(pos); | |
2686 | point.y = HIWORD(pos); | |
2687 | ::MapWindowPoints(HWND_DESKTOP, GetHwnd(), &point, 1); | |
2688 | int flags = 0; | |
2689 | wxTreeItemId item = HitTest(wxPoint(point.x, point.y), flags); | |
2690 | if (flags & wxTREE_HITTEST_ONITEMSTATEICON) | |
2691 | { | |
2692 | event.m_item = item; | |
2693 | eventType = wxEVT_COMMAND_TREE_STATE_IMAGE_CLICK; | |
2694 | } | |
2695 | break; | |
2696 | } | |
2697 | ||
f6bcfd97 BP |
2698 | case NM_DBLCLK: |
2699 | case NM_RCLICK: | |
2700 | { | |
2701 | TV_HITTESTINFO tvhti; | |
2702 | ::GetCursorPos(&tvhti.pt); | |
2703 | ::ScreenToClient(GetHwnd(), &tvhti.pt); | |
2704 | if ( TreeView_HitTest(GetHwnd(), &tvhti) ) | |
2705 | { | |
2706 | if ( tvhti.flags & TVHT_ONITEM ) | |
2707 | { | |
ee4b2721 | 2708 | event.m_item = tvhti.hItem; |
f6bcfd97 BP |
2709 | eventType = (int)hdr->code == NM_DBLCLK |
2710 | ? wxEVT_COMMAND_TREE_ITEM_ACTIVATED | |
2711 | : wxEVT_COMMAND_TREE_ITEM_RIGHT_CLICK; | |
8591268f VZ |
2712 | |
2713 | event.m_pointDrag.x = tvhti.pt.x; | |
2714 | event.m_pointDrag.y = tvhti.pt.y; | |
f6bcfd97 BP |
2715 | } |
2716 | ||
2717 | break; | |
2718 | } | |
2719 | } | |
2720 | // fall through | |
2721 | ||
08b7c251 | 2722 | default: |
a23fd0e1 | 2723 | return wxControl::MSWOnNotify(idCtrl, lParam, result); |
2bda0e17 | 2724 | } |
08b7c251 | 2725 | |
08b7c251 VZ |
2726 | event.SetEventType(eventType); |
2727 | ||
09f277d6 VZ |
2728 | if ( event.m_item.IsOk() ) |
2729 | event.SetClientObject(GetItemData(event.m_item)); | |
2730 | ||
fd3f686c | 2731 | bool processed = GetEventHandler()->ProcessEvent(event); |
08b7c251 VZ |
2732 | |
2733 | // post processing | |
5ea47806 | 2734 | switch ( hdr->code ) |
2bda0e17 | 2735 | { |
f6bcfd97 BP |
2736 | case NM_DBLCLK: |
2737 | // we translate NM_DBLCLK into ACTIVATED event, so don't interpret | |
2738 | // the return code of this event handler as the return value for | |
2739 | // NM_DBLCLK - otherwise, double clicking the item to toggle its | |
2740 | // expanded status would never work | |
04cd30de | 2741 | *result = false; |
f6bcfd97 BP |
2742 | break; |
2743 | ||
df63b2a4 VZ |
2744 | case NM_RCLICK: |
2745 | // prevent tree control from sending WM_CONTEXTMENU to our parent | |
2746 | // (which it does if NM_RCLICK is not handled) because we want to | |
2747 | // send it to the control itself | |
2748 | *result = | |
2749 | processed = true; | |
2750 | ||
2751 | ::SendMessage(GetHwnd(), WM_CONTEXTMENU, | |
2752 | (WPARAM)GetHwnd(), ::GetMessagePos()); | |
2753 | break; | |
2754 | ||
23f681ec VZ |
2755 | case TVN_BEGINDRAG: |
2756 | case TVN_BEGINRDRAG: | |
2757 | if ( event.IsAllowed() ) | |
2758 | { | |
2759 | // normally this is impossible because the m_dragImage is | |
2760 | // deleted once the drag operation is over | |
2761 | wxASSERT_MSG( !m_dragImage, _T("starting to drag once again?") ); | |
2762 | ||
2763 | m_dragImage = new wxDragImage(*this, event.m_item); | |
c47addef | 2764 | m_dragImage->BeginDrag(wxPoint(0,0), this); |
68be9f09 | 2765 | m_dragImage->Show(); |
23f681ec VZ |
2766 | } |
2767 | break; | |
2768 | ||
5ea47806 VZ |
2769 | case TVN_DELETEITEM: |
2770 | { | |
77ffb593 | 2771 | // NB: we might process this message using wxWidgets event |
5ea47806 VZ |
2772 | // tables, but due to overhead of wxWin event system we |
2773 | // prefer to do it here ourself (otherwise deleting a tree | |
2774 | // with many items is just too slow) | |
4523ebb3 | 2775 | NM_TREEVIEW *tv = (NM_TREEVIEW *)lParam; |
4523ebb3 VZ |
2776 | |
2777 | wxTreeItemParam *param = | |
2778 | (wxTreeItemParam *)tv->itemOld.lParam; | |
2779 | delete param; | |
08b7c251 | 2780 | |
04cd30de | 2781 | processed = true; // Make sure we don't get called twice |
5ea47806 VZ |
2782 | } |
2783 | break; | |
2784 | ||
2785 | case TVN_BEGINLABELEDIT: | |
04cd30de | 2786 | // return true to cancel label editing |
5ea47806 | 2787 | *result = !event.IsAllowed(); |
646a8a4d | 2788 | |
cd6bd270 | 2789 | // set ES_WANTRETURN ( like we do in BeginLabelEdit ) |
646a8a4d | 2790 | if ( event.IsAllowed() ) |
cd6bd270 MB |
2791 | { |
2792 | HWND hText = TreeView_GetEditControl(GetHwnd()); | |
4523ebb3 | 2793 | if ( hText ) |
cd6bd270 | 2794 | { |
5e7718a2 | 2795 | // MBN: if m_textCtrl already has an HWND, it is a stale |
cd6bd270 MB |
2796 | // pointer from a previous edit (because the user |
2797 | // didn't modify the label before dismissing the control, | |
2798 | // and TVN_ENDLABELEDIT was not sent), so delete it | |
4523ebb3 | 2799 | if ( m_textCtrl && m_textCtrl->GetHWND() ) |
cd6bd270 | 2800 | DeleteTextCtrl(); |
4523ebb3 | 2801 | if ( !m_textCtrl ) |
cd6bd270 MB |
2802 | m_textCtrl = new wxTextCtrl(); |
2803 | m_textCtrl->SetParent(this); | |
2804 | m_textCtrl->SetHWND((WXHWND)hText); | |
2805 | m_textCtrl->SubclassWin((WXHWND)hText); | |
2806 | ||
2807 | // set wxTE_PROCESS_ENTER style for the text control to | |
2808 | // force it to process the Enter presses itself, otherwise | |
2809 | // they could be stolen from it by the dialog | |
2810 | // navigation code | |
2811 | m_textCtrl->SetWindowStyle(m_textCtrl->GetWindowStyle() | |
2812 | | wxTE_PROCESS_ENTER); | |
2813 | } | |
2814 | } | |
646a8a4d VZ |
2815 | else // we had set m_idEdited before |
2816 | { | |
2817 | m_idEdited.Unset(); | |
2818 | } | |
5ea47806 VZ |
2819 | break; |
2820 | ||
2821 | case TVN_ENDLABELEDIT: | |
04cd30de | 2822 | // return true to set the label to the new string: note that we |
188781db | 2823 | // also must pretend that we did process the message or it is going |
04cd30de | 2824 | // to be passed to DefWindowProc() which will happily return false |
188781db | 2825 | // cancelling the label change |
5ea47806 | 2826 | *result = event.IsAllowed(); |
04cd30de | 2827 | processed = true; |
5ea47806 VZ |
2828 | |
2829 | // ensure that we don't have the text ctrl which is going to be | |
2830 | // deleted any more | |
2831 | DeleteTextCtrl(); | |
2832 | break; | |
2833 | ||
676d6550 | 2834 | #ifndef __WXWINCE__ |
f3f71703 | 2835 | #ifdef TVN_GETINFOTIP |
156194e1 JS |
2836 | case TVN_GETINFOTIP: |
2837 | { | |
2838 | // If the user permitted a tooltip change, change it | |
2839 | if (event.IsAllowed()) | |
2840 | { | |
2841 | SetToolTip(event.m_label); | |
2842 | } | |
2843 | } | |
2844 | break; | |
f3f71703 | 2845 | #endif |
676d6550 | 2846 | #endif |
5e7718a2 | 2847 | |
5ea47806 VZ |
2848 | case TVN_SELCHANGING: |
2849 | case TVN_ITEMEXPANDING: | |
04cd30de | 2850 | // return true to prevent the action from happening |
5ea47806 VZ |
2851 | *result = !event.IsAllowed(); |
2852 | break; | |
2853 | ||
deb1de30 VZ |
2854 | case TVN_ITEMEXPANDED: |
2855 | // the item is not refreshed properly after expansion when it has | |
2856 | // an image depending on the expanded/collapsed state - bug in | |
2857 | // comctl32.dll or our code? | |
2858 | { | |
4523ebb3 | 2859 | NM_TREEVIEW *tv = (NM_TREEVIEW *)lParam; |
ee4b2721 | 2860 | wxTreeItemId id(tv->itemNew.hItem); |
deb1de30 | 2861 | |
bf43d750 VZ |
2862 | int image = GetItemImage(id, wxTreeItemIcon_Expanded); |
2863 | if ( image != -1 ) | |
2864 | { | |
2865 | RefreshItem(id); | |
deb1de30 VZ |
2866 | } |
2867 | } | |
2868 | break; | |
2869 | ||
74b31181 VZ |
2870 | case TVN_GETDISPINFO: |
2871 | // NB: so far the user can't set the image himself anyhow, so do it | |
2872 | // anyway - but this may change later | |
4523ebb3 | 2873 | //if ( /* !processed && */ ) |
74b31181 VZ |
2874 | { |
2875 | wxTreeItemId item = event.m_item; | |
2876 | TV_DISPINFO *info = (TV_DISPINFO *)lParam; | |
4523ebb3 | 2877 | |
1b182562 | 2878 | const wxTreeItemParam * const param = GetItemParam(item); |
4523ebb3 VZ |
2879 | if ( !param ) |
2880 | break; | |
2881 | ||
74b31181 VZ |
2882 | if ( info->item.mask & TVIF_IMAGE ) |
2883 | { | |
2884 | info->item.iImage = | |
4523ebb3 | 2885 | param->GetImage |
74b31181 | 2886 | ( |
74b31181 VZ |
2887 | IsExpanded(item) ? wxTreeItemIcon_Expanded |
2888 | : wxTreeItemIcon_Normal | |
2889 | ); | |
2890 | } | |
2891 | if ( info->item.mask & TVIF_SELECTEDIMAGE ) | |
2892 | { | |
2893 | info->item.iSelectedImage = | |
4523ebb3 | 2894 | param->GetImage |
74b31181 | 2895 | ( |
74b31181 VZ |
2896 | IsExpanded(item) ? wxTreeItemIcon_SelectedExpanded |
2897 | : wxTreeItemIcon_Selected | |
2898 | ); | |
2899 | } | |
deb1de30 | 2900 | } |
74b31181 VZ |
2901 | break; |
2902 | ||
5ea47806 VZ |
2903 | //default: |
2904 | // for the other messages the return value is ignored and there is | |
2905 | // nothing special to do | |
2906 | } | |
fd3f686c | 2907 | return processed; |
2bda0e17 KB |
2908 | } |
2909 | ||
8a000b6b VZ |
2910 | // ---------------------------------------------------------------------------- |
2911 | // State control. | |
2912 | // ---------------------------------------------------------------------------- | |
2913 | ||
2914 | // why do they define INDEXTOSTATEIMAGEMASK but not the inverse? | |
2915 | #define STATEIMAGEMASKTOINDEX(state) (((state) & TVIS_STATEIMAGEMASK) >> 12) | |
2916 | ||
2917 | void wxTreeCtrl::SetState(const wxTreeItemId& node, int state) | |
2918 | { | |
2919 | TV_ITEM tvi; | |
2920 | tvi.hItem = (HTREEITEM)node.m_pItem; | |
2921 | tvi.mask = TVIF_STATE; | |
2922 | tvi.stateMask = TVIS_STATEIMAGEMASK; | |
2923 | ||
2924 | // Select the specified state, or -1 == cycle to the next one. | |
2925 | if ( state == -1 ) | |
2926 | { | |
5e7718a2 | 2927 | TreeView_GetItem(GetHwnd(), &tvi); |
8a000b6b VZ |
2928 | |
2929 | state = STATEIMAGEMASKTOINDEX(tvi.state) + 1; | |
2930 | if ( state == m_imageListState->GetImageCount() ) | |
2931 | state = 1; | |
2932 | } | |
2933 | ||
2934 | wxCHECK_RET( state < m_imageListState->GetImageCount(), | |
2935 | _T("wxTreeCtrl::SetState(): item index out of bounds") ); | |
2936 | ||
5e7718a2 | 2937 | tvi.state = INDEXTOSTATEIMAGEMASK(state); |
8a000b6b VZ |
2938 | |
2939 | TreeView_SetItem(GetHwnd(), &tvi); | |
2940 | } | |
2941 | ||
2942 | int wxTreeCtrl::GetState(const wxTreeItemId& node) | |
2943 | { | |
2944 | TV_ITEM tvi; | |
2945 | tvi.hItem = (HTREEITEM)node.m_pItem; | |
2946 | tvi.mask = TVIF_STATE; | |
2947 | tvi.stateMask = TVIS_STATEIMAGEMASK; | |
5e7718a2 | 2948 | TreeView_GetItem(GetHwnd(), &tvi); |
8a000b6b VZ |
2949 | |
2950 | return STATEIMAGEMASKTOINDEX(tvi.state); | |
2951 | } | |
2952 | ||
1e6feb95 | 2953 | #endif // wxUSE_TREECTRL |