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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 | |
14f355c2 | 20 | #if defined(__GNUG__) && !defined(NO_GCC_PRAGMA) |
08b7c251 | 21 | #pragma implementation "treectrl.h" |
2bda0e17 KB |
22 | #endif |
23 | ||
24 | // For compilers that support precompilation, includes "wx.h". | |
25 | #include "wx/wxprec.h" | |
26 | ||
27 | #ifdef __BORLANDC__ | |
08b7c251 | 28 | #pragma hdrstop |
2bda0e17 KB |
29 | #endif |
30 | ||
1e6feb95 VZ |
31 | #if wxUSE_TREECTRL |
32 | ||
2f17da8b WS |
33 | #include "wx/msw/private.h" |
34 | ||
03a62a0c WS |
35 | // include <commctrl.h> "properly" |
36 | #include "wx/msw/wrapcctl.h" | |
37 | ||
f3f71703 | 38 | #include "wx/msw/missing.h" |
0c589ad0 | 39 | |
1e6feb95 VZ |
40 | // Set this to 1 to be _absolutely_ sure that repainting will work for all |
41 | // comctl32.dll versions | |
f6bcfd97 BP |
42 | #define wxUSE_COMCTL32_SAFELY 0 |
43 | ||
c6f4913a | 44 | #include "wx/app.h" |
08b7c251 | 45 | #include "wx/log.h" |
ce3ed50d | 46 | #include "wx/dynarray.h" |
08b7c251 | 47 | #include "wx/imaglist.h" |
77cff606 | 48 | #include "wx/settings.h" |
484523cf | 49 | #include "wx/msw/treectrl.h" |
23f681ec VZ |
50 | #include "wx/msw/dragimag.h" |
51 | ||
f888d614 VZ |
52 | // macros to hide the cast ugliness |
53 | // -------------------------------- | |
54 | ||
55 | // ptr is the real item id, i.e. wxTreeItemId::m_pItem | |
56 | #define HITEM_PTR(ptr) (HTREEITEM)(ptr) | |
57 | ||
58 | // item here is a wxTreeItemId | |
59 | #define HITEM(item) HITEM_PTR((item).m_pItem) | |
3f7bc32b VZ |
60 | |
61 | // the native control doesn't support multiple selections under MSW and we | |
62 | // have 2 ways to emulate them: either using TVS_CHECKBOXES style and let | |
63 | // checkboxes be the selection status (checked == selected) or by really | |
64 | // emulating everything, i.e. intercepting mouse and key events &c. The first | |
65 | // approach is much easier but doesn't work with comctl32.dll < 4.71 and also | |
66 | // looks quite ugly. | |
67 | #define wxUSE_CHECKBOXES_IN_MULTI_SEL_TREE 0 | |
68 | ||
3f7bc32b VZ |
69 | // ---------------------------------------------------------------------------- |
70 | // private functions | |
71 | // ---------------------------------------------------------------------------- | |
72 | ||
73 | // wrapper for TreeView_HitTest | |
74 | static HTREEITEM GetItemFromPoint(HWND hwndTV, int x, int y) | |
75 | { | |
76 | TV_HITTESTINFO tvht; | |
77 | tvht.pt.x = x; | |
78 | tvht.pt.y = y; | |
79 | ||
3f7bc32b VZ |
80 | return (HTREEITEM)TreeView_HitTest(hwndTV, &tvht); |
81 | } | |
82 | ||
83 | #if !wxUSE_CHECKBOXES_IN_MULTI_SEL_TREE | |
84 | ||
85 | // wrappers for TreeView_GetItem/TreeView_SetItem | |
86 | static bool IsItemSelected(HWND hwndTV, HTREEITEM hItem) | |
87 | { | |
a9c1265f | 88 | |
3f7bc32b VZ |
89 | TV_ITEM tvi; |
90 | tvi.mask = TVIF_STATE | TVIF_HANDLE; | |
91 | tvi.stateMask = TVIS_SELECTED; | |
92 | tvi.hItem = hItem; | |
93 | ||
94 | if ( !TreeView_GetItem(hwndTV, &tvi) ) | |
95 | { | |
f6bcfd97 | 96 | wxLogLastError(wxT("TreeView_GetItem")); |
3f7bc32b VZ |
97 | } |
98 | ||
99 | return (tvi.state & TVIS_SELECTED) != 0; | |
100 | } | |
101 | ||
3e9af289 | 102 | static bool SelectItem(HWND hwndTV, HTREEITEM hItem, bool select = true) |
3f7bc32b VZ |
103 | { |
104 | TV_ITEM tvi; | |
105 | tvi.mask = TVIF_STATE | TVIF_HANDLE; | |
106 | tvi.stateMask = TVIS_SELECTED; | |
107 | tvi.state = select ? TVIS_SELECTED : 0; | |
108 | tvi.hItem = hItem; | |
109 | ||
110 | if ( TreeView_SetItem(hwndTV, &tvi) == -1 ) | |
111 | { | |
f6bcfd97 | 112 | wxLogLastError(wxT("TreeView_SetItem")); |
3e9af289 | 113 | return false; |
3f7bc32b | 114 | } |
3e9af289 VZ |
115 | |
116 | return true; | |
3f7bc32b VZ |
117 | } |
118 | ||
119 | static inline void UnselectItem(HWND hwndTV, HTREEITEM htItem) | |
120 | { | |
04cd30de | 121 | SelectItem(hwndTV, htItem, false); |
3f7bc32b VZ |
122 | } |
123 | ||
124 | static inline void ToggleItemSelection(HWND hwndTV, HTREEITEM htItem) | |
125 | { | |
126 | SelectItem(hwndTV, htItem, !IsItemSelected(hwndTV, htItem)); | |
127 | } | |
128 | ||
129 | // helper function which selects all items in a range and, optionally, | |
130 | // unselects all others | |
131 | static void SelectRange(HWND hwndTV, | |
132 | HTREEITEM htFirst, | |
133 | HTREEITEM htLast, | |
04cd30de | 134 | bool unselectOthers = true) |
3f7bc32b VZ |
135 | { |
136 | // find the first (or last) item and select it | |
04cd30de | 137 | bool cont = true; |
2c8e4738 | 138 | HTREEITEM htItem = (HTREEITEM)TreeView_GetRoot(hwndTV); |
3f7bc32b VZ |
139 | while ( htItem && cont ) |
140 | { | |
141 | if ( (htItem == htFirst) || (htItem == htLast) ) | |
142 | { | |
143 | if ( !IsItemSelected(hwndTV, htItem) ) | |
144 | { | |
145 | SelectItem(hwndTV, htItem); | |
146 | } | |
147 | ||
04cd30de | 148 | cont = false; |
3f7bc32b VZ |
149 | } |
150 | else | |
151 | { | |
152 | if ( unselectOthers && IsItemSelected(hwndTV, htItem) ) | |
153 | { | |
154 | UnselectItem(hwndTV, htItem); | |
155 | } | |
156 | } | |
157 | ||
2c8e4738 | 158 | htItem = (HTREEITEM)TreeView_GetNextVisible(hwndTV, htItem); |
3f7bc32b VZ |
159 | } |
160 | ||
161 | // select the items in range | |
162 | cont = htFirst != htLast; | |
163 | while ( htItem && cont ) | |
164 | { | |
165 | if ( !IsItemSelected(hwndTV, htItem) ) | |
166 | { | |
167 | SelectItem(hwndTV, htItem); | |
168 | } | |
169 | ||
170 | cont = (htItem != htFirst) && (htItem != htLast); | |
171 | ||
2c8e4738 | 172 | htItem = (HTREEITEM)TreeView_GetNextVisible(hwndTV, htItem); |
3f7bc32b VZ |
173 | } |
174 | ||
175 | // unselect the rest | |
176 | if ( unselectOthers ) | |
177 | { | |
178 | while ( htItem ) | |
179 | { | |
180 | if ( IsItemSelected(hwndTV, htItem) ) | |
181 | { | |
182 | UnselectItem(hwndTV, htItem); | |
183 | } | |
184 | ||
2c8e4738 | 185 | htItem = (HTREEITEM)TreeView_GetNextVisible(hwndTV, htItem); |
3f7bc32b VZ |
186 | } |
187 | } | |
188 | ||
189 | // seems to be necessary - otherwise the just selected items don't always | |
190 | // appear as selected | |
191 | UpdateWindow(hwndTV); | |
192 | } | |
193 | ||
194 | // helper function which tricks the standard control into changing the focused | |
195 | // item without changing anything else (if someone knows why Microsoft doesn't | |
196 | // allow to do it by just setting TVIS_FOCUSED flag, please tell me!) | |
197 | static void SetFocus(HWND hwndTV, HTREEITEM htItem) | |
198 | { | |
199 | // the current focus | |
2c8e4738 | 200 | HTREEITEM htFocus = (HTREEITEM)TreeView_GetSelection(hwndTV); |
3f7bc32b VZ |
201 | |
202 | if ( htItem ) | |
203 | { | |
204 | // set the focus | |
205 | if ( htItem != htFocus ) | |
206 | { | |
207 | // remember the selection state of the item | |
208 | bool wasSelected = IsItemSelected(hwndTV, htItem); | |
209 | ||
210 | if ( htFocus && IsItemSelected(hwndTV, htFocus) ) | |
211 | { | |
212 | // prevent the tree from unselecting the old focus which it | |
213 | // would do by default (TreeView_SelectItem unselects the | |
214 | // focused item) | |
215 | TreeView_SelectItem(hwndTV, 0); | |
216 | SelectItem(hwndTV, htFocus); | |
217 | } | |
218 | ||
219 | TreeView_SelectItem(hwndTV, htItem); | |
220 | ||
221 | if ( !wasSelected ) | |
222 | { | |
223 | // need to clear the selection which TreeView_SelectItem() gave | |
224 | // us | |
225 | UnselectItem(hwndTV, htItem); | |
226 | } | |
227 | //else: was selected, still selected - ok | |
228 | } | |
229 | //else: nothing to do, focus already there | |
230 | } | |
231 | else | |
232 | { | |
233 | if ( htFocus ) | |
234 | { | |
235 | bool wasFocusSelected = IsItemSelected(hwndTV, htFocus); | |
236 | ||
237 | // just clear the focus | |
238 | TreeView_SelectItem(hwndTV, 0); | |
239 | ||
240 | if ( wasFocusSelected ) | |
241 | { | |
242 | // restore the selection state | |
243 | SelectItem(hwndTV, htFocus); | |
244 | } | |
245 | } | |
246 | //else: nothing to do, no focus already | |
247 | } | |
248 | } | |
249 | ||
250 | #endif // wxUSE_CHECKBOXES_IN_MULTI_SEL_TREE | |
251 | ||
08b7c251 VZ |
252 | // ---------------------------------------------------------------------------- |
253 | // private classes | |
254 | // ---------------------------------------------------------------------------- | |
2bda0e17 | 255 | |
08b7c251 | 256 | // a convenient wrapper around TV_ITEM struct which adds a ctor |
f3ef286f | 257 | #ifdef __VISUALC__ |
3f7bc32b | 258 | #pragma warning( disable : 4097 ) // inheriting from typedef |
f3ef286f JS |
259 | #endif |
260 | ||
08b7c251 VZ |
261 | struct wxTreeViewItem : public TV_ITEM |
262 | { | |
9dfbf520 VZ |
263 | wxTreeViewItem(const wxTreeItemId& item, // the item handle |
264 | UINT mask_, // fields which are valid | |
265 | UINT stateMask_ = 0) // for TVIF_STATE only | |
08b7c251 | 266 | { |
a9c1265f VZ |
267 | wxZeroMemory(*this); |
268 | ||
9dfbf520 VZ |
269 | // hItem member is always valid |
270 | mask = mask_ | TVIF_HANDLE; | |
08b7c251 | 271 | stateMask = stateMask_; |
3f7bc32b | 272 | hItem = HITEM(item); |
08b7c251 VZ |
273 | } |
274 | }; | |
f3ef286f | 275 | |
a9c1265f VZ |
276 | // wxVirutalNode is used in place of a single root when 'hidden' root is |
277 | // specified. | |
efa38350 | 278 | class wxVirtualNode : public wxTreeViewItem |
a9c1265f VZ |
279 | { |
280 | public: | |
281 | wxVirtualNode(wxTreeItemData *data) | |
efa38350 | 282 | : wxTreeViewItem(TVI_ROOT, 0) |
a9c1265f VZ |
283 | { |
284 | m_data = data; | |
a9c1265f VZ |
285 | } |
286 | ||
287 | ~wxVirtualNode() | |
288 | { | |
289 | delete m_data; | |
a9c1265f VZ |
290 | } |
291 | ||
292 | wxTreeItemData *GetData() const { return m_data; } | |
293 | void SetData(wxTreeItemData *data) { delete m_data; m_data = data; } | |
294 | ||
295 | private: | |
a9c1265f | 296 | wxTreeItemData *m_data; |
22f3361e VZ |
297 | |
298 | DECLARE_NO_COPY_CLASS(wxVirtualNode) | |
a9c1265f VZ |
299 | }; |
300 | ||
f3ef286f | 301 | #ifdef __VISUALC__ |
197dd9af | 302 | #pragma warning( default : 4097 ) |
f3ef286f | 303 | #endif |
2bda0e17 | 304 | |
a9c1265f VZ |
305 | // a macro to get the virtual root, returns NULL if none |
306 | #define GET_VIRTUAL_ROOT() ((wxVirtualNode *)m_pVirtualRoot) | |
307 | ||
04cd30de | 308 | // returns true if the item is the virtual root |
a9c1265f VZ |
309 | #define IS_VIRTUAL_ROOT(item) (HITEM(item) == TVI_ROOT) |
310 | ||
9dfbf520 | 311 | // a class which encapsulates the tree traversal logic: it vists all (unless |
04cd30de | 312 | // OnVisit() returns false) items under the given one |
9dfbf520 VZ |
313 | class wxTreeTraversal |
314 | { | |
315 | public: | |
316 | wxTreeTraversal(const wxTreeCtrl *tree) | |
317 | { | |
318 | m_tree = tree; | |
319 | } | |
320 | ||
321 | // do traverse the tree: visit all items (recursively by default) under the | |
04cd30de RL |
322 | // given one; return true if all items were traversed or false if the |
323 | // traversal was aborted because OnVisit returned false | |
324 | bool DoTraverse(const wxTreeItemId& root, bool recursively = true); | |
9dfbf520 VZ |
325 | |
326 | // override this function to do whatever is needed for each item, return | |
04cd30de | 327 | // false to stop traversing |
9dfbf520 VZ |
328 | virtual bool OnVisit(const wxTreeItemId& item) = 0; |
329 | ||
330 | protected: | |
331 | const wxTreeCtrl *GetTree() const { return m_tree; } | |
332 | ||
333 | private: | |
334 | bool Traverse(const wxTreeItemId& root, bool recursively); | |
335 | ||
336 | const wxTreeCtrl *m_tree; | |
22f3361e VZ |
337 | |
338 | DECLARE_NO_COPY_CLASS(wxTreeTraversal) | |
9dfbf520 VZ |
339 | }; |
340 | ||
74b31181 VZ |
341 | // internal class for getting the selected items |
342 | class TraverseSelections : public wxTreeTraversal | |
343 | { | |
344 | public: | |
345 | TraverseSelections(const wxTreeCtrl *tree, | |
346 | wxArrayTreeItemIds& selections) | |
347 | : wxTreeTraversal(tree), m_selections(selections) | |
348 | { | |
349 | m_selections.Empty(); | |
350 | ||
b9e9b40c JS |
351 | if (tree->GetCount() > 0) |
352 | DoTraverse(tree->GetRootItem()); | |
74b31181 VZ |
353 | } |
354 | ||
355 | virtual bool OnVisit(const wxTreeItemId& item) | |
356 | { | |
a9c1265f VZ |
357 | // can't visit a virtual node. |
358 | if ( (GetTree()->GetRootItem() == item) && (GetTree()->GetWindowStyle() & wxTR_HIDE_ROOT)) | |
359 | { | |
04cd30de | 360 | return true; |
a9c1265f VZ |
361 | } |
362 | ||
3f7bc32b | 363 | #if wxUSE_CHECKBOXES_IN_MULTI_SEL_TREE |
74b31181 | 364 | if ( GetTree()->IsItemChecked(item) ) |
3f7bc32b VZ |
365 | #else |
366 | if ( ::IsItemSelected(GetHwndOf(GetTree()), HITEM(item)) ) | |
367 | #endif | |
74b31181 VZ |
368 | { |
369 | m_selections.Add(item); | |
370 | } | |
371 | ||
04cd30de | 372 | return true; |
74b31181 VZ |
373 | } |
374 | ||
e47c4d48 VZ |
375 | size_t GetCount() const { return m_selections.GetCount(); } |
376 | ||
74b31181 VZ |
377 | private: |
378 | wxArrayTreeItemIds& m_selections; | |
fc7a2a60 VZ |
379 | |
380 | DECLARE_NO_COPY_CLASS(TraverseSelections) | |
74b31181 VZ |
381 | }; |
382 | ||
383 | // internal class for counting tree items | |
384 | class TraverseCounter : public wxTreeTraversal | |
385 | { | |
386 | public: | |
387 | TraverseCounter(const wxTreeCtrl *tree, | |
388 | const wxTreeItemId& root, | |
389 | bool recursively) | |
390 | : wxTreeTraversal(tree) | |
391 | { | |
392 | m_count = 0; | |
393 | ||
394 | DoTraverse(root, recursively); | |
395 | } | |
396 | ||
33ac7e6f | 397 | virtual bool OnVisit(const wxTreeItemId& WXUNUSED(item)) |
74b31181 VZ |
398 | { |
399 | m_count++; | |
400 | ||
04cd30de | 401 | return true; |
74b31181 VZ |
402 | } |
403 | ||
404 | size_t GetCount() const { return m_count; } | |
405 | ||
406 | private: | |
407 | size_t m_count; | |
fc7a2a60 VZ |
408 | |
409 | DECLARE_NO_COPY_CLASS(TraverseCounter) | |
74b31181 VZ |
410 | }; |
411 | ||
412 | // ---------------------------------------------------------------------------- | |
413 | // This class is needed for support of different images: the Win32 common | |
414 | // control natively supports only 2 images (the normal one and another for the | |
415 | // selected state). We wish to provide support for 2 more of them for folder | |
416 | // items (i.e. those which have children): for expanded state and for expanded | |
417 | // selected state. For this we use this structure to store the additional items | |
418 | // images. | |
419 | // | |
420 | // There is only one problem with this: when we retrieve the item's data, we | |
421 | // don't know whether we get a pointer to wxTreeItemData or | |
502a2b18 VZ |
422 | // wxTreeItemIndirectData. So we always set the item id to an invalid value |
423 | // in this class and the code using the client data checks for it and retrieves | |
424 | // the real client data in this case. | |
74b31181 | 425 | // ---------------------------------------------------------------------------- |
696e1ea0 | 426 | |
502a2b18 | 427 | class wxTreeItemIndirectData : public wxTreeItemData |
74b31181 VZ |
428 | { |
429 | public: | |
430 | // ctor associates this data with the item and the real item data becomes | |
431 | // available through our GetData() method | |
432 | wxTreeItemIndirectData(wxTreeCtrl *tree, const wxTreeItemId& item) | |
433 | { | |
434 | for ( size_t n = 0; n < WXSIZEOF(m_images); n++ ) | |
435 | { | |
436 | m_images[n] = -1; | |
437 | } | |
438 | ||
439 | // save the old data | |
440 | m_data = tree->GetItemData(item); | |
441 | ||
442 | // and set ourselves as the new one | |
443 | tree->SetIndirectItemData(item, this); | |
cf48ccc0 VZ |
444 | |
445 | // we must have the invalid value for the item | |
446 | m_pItem = 0l; | |
74b31181 VZ |
447 | } |
448 | ||
449 | // dtor deletes the associated data as well | |
502a2b18 | 450 | virtual ~wxTreeItemIndirectData() { delete m_data; } |
74b31181 VZ |
451 | |
452 | // accessors | |
453 | // get the real data associated with the item | |
454 | wxTreeItemData *GetData() const { return m_data; } | |
455 | // change it | |
456 | void SetData(wxTreeItemData *data) { m_data = data; } | |
457 | ||
458 | // do we have such image? | |
459 | bool HasImage(wxTreeItemIcon which) const { return m_images[which] != -1; } | |
460 | // get image | |
461 | int GetImage(wxTreeItemIcon which) const { return m_images[which]; } | |
462 | // change it | |
463 | void SetImage(int image, wxTreeItemIcon which) { m_images[which] = image; } | |
464 | ||
465 | private: | |
466 | // all the images associated with the item | |
467 | int m_images[wxTreeItemIcon_Max]; | |
468 | ||
502a2b18 | 469 | // the real client data |
74b31181 | 470 | wxTreeItemData *m_data; |
22f3361e VZ |
471 | |
472 | DECLARE_NO_COPY_CLASS(wxTreeItemIndirectData) | |
74b31181 VZ |
473 | }; |
474 | ||
23f681ec | 475 | // ---------------------------------------------------------------------------- |
3f7bc32b | 476 | // wxWin macros |
08b7c251 VZ |
477 | // ---------------------------------------------------------------------------- |
478 | ||
786a2425 | 479 | #if wxUSE_EXTENDED_RTTI |
bc9fb572 JS |
480 | WX_DEFINE_FLAGS( wxTreeCtrlStyle ) |
481 | ||
3ff066a4 | 482 | wxBEGIN_FLAGS( wxTreeCtrlStyle ) |
bc9fb572 JS |
483 | // new style border flags, we put them first to |
484 | // use them for streaming out | |
3ff066a4 SC |
485 | wxFLAGS_MEMBER(wxBORDER_SIMPLE) |
486 | wxFLAGS_MEMBER(wxBORDER_SUNKEN) | |
487 | wxFLAGS_MEMBER(wxBORDER_DOUBLE) | |
488 | wxFLAGS_MEMBER(wxBORDER_RAISED) | |
489 | wxFLAGS_MEMBER(wxBORDER_STATIC) | |
490 | wxFLAGS_MEMBER(wxBORDER_NONE) | |
5e7718a2 | 491 | |
bc9fb572 | 492 | // old style border flags |
3ff066a4 SC |
493 | wxFLAGS_MEMBER(wxSIMPLE_BORDER) |
494 | wxFLAGS_MEMBER(wxSUNKEN_BORDER) | |
495 | wxFLAGS_MEMBER(wxDOUBLE_BORDER) | |
496 | wxFLAGS_MEMBER(wxRAISED_BORDER) | |
497 | wxFLAGS_MEMBER(wxSTATIC_BORDER) | |
cb0afb26 | 498 | wxFLAGS_MEMBER(wxBORDER) |
bc9fb572 JS |
499 | |
500 | // standard window styles | |
3ff066a4 SC |
501 | wxFLAGS_MEMBER(wxTAB_TRAVERSAL) |
502 | wxFLAGS_MEMBER(wxCLIP_CHILDREN) | |
503 | wxFLAGS_MEMBER(wxTRANSPARENT_WINDOW) | |
504 | wxFLAGS_MEMBER(wxWANTS_CHARS) | |
cb0afb26 | 505 | wxFLAGS_MEMBER(wxFULL_REPAINT_ON_RESIZE) |
3ff066a4 SC |
506 | wxFLAGS_MEMBER(wxALWAYS_SHOW_SB ) |
507 | wxFLAGS_MEMBER(wxVSCROLL) | |
508 | wxFLAGS_MEMBER(wxHSCROLL) | |
509 | ||
510 | wxFLAGS_MEMBER(wxTR_EDIT_LABELS) | |
511 | wxFLAGS_MEMBER(wxTR_NO_BUTTONS) | |
512 | wxFLAGS_MEMBER(wxTR_HAS_BUTTONS) | |
513 | wxFLAGS_MEMBER(wxTR_TWIST_BUTTONS) | |
514 | wxFLAGS_MEMBER(wxTR_NO_LINES) | |
515 | wxFLAGS_MEMBER(wxTR_FULL_ROW_HIGHLIGHT) | |
516 | wxFLAGS_MEMBER(wxTR_LINES_AT_ROOT) | |
517 | wxFLAGS_MEMBER(wxTR_HIDE_ROOT) | |
518 | wxFLAGS_MEMBER(wxTR_ROW_LINES) | |
519 | wxFLAGS_MEMBER(wxTR_HAS_VARIABLE_ROW_HEIGHT) | |
520 | wxFLAGS_MEMBER(wxTR_SINGLE) | |
521 | wxFLAGS_MEMBER(wxTR_MULTIPLE) | |
522 | wxFLAGS_MEMBER(wxTR_EXTENDED) | |
523 | wxFLAGS_MEMBER(wxTR_DEFAULT_STYLE) | |
524 | ||
525 | wxEND_FLAGS( wxTreeCtrlStyle ) | |
bc9fb572 | 526 | |
786a2425 SC |
527 | IMPLEMENT_DYNAMIC_CLASS_XTI(wxTreeCtrl, wxControl,"wx/treectrl.h") |
528 | ||
3ff066a4 | 529 | wxBEGIN_PROPERTIES_TABLE(wxTreeCtrl) |
5e7718a2 | 530 | wxEVENT_PROPERTY( TextUpdated , wxEVT_COMMAND_TEXT_UPDATED , wxCommandEvent ) |
3ff066a4 | 531 | wxEVENT_RANGE_PROPERTY( TreeEvent , wxEVT_COMMAND_TREE_BEGIN_DRAG , wxEVT_COMMAND_TREE_STATE_IMAGE_CLICK , wxTreeEvent ) |
af498247 | 532 | wxPROPERTY_FLAGS( WindowStyle , wxTreeCtrlStyle , long , SetWindowStyleFlag , GetWindowStyleFlag , EMPTY_MACROVALUE , 0 /*flags*/ , wxT("Helpstring") , wxT("group")) // style |
3ff066a4 | 533 | wxEND_PROPERTIES_TABLE() |
786a2425 | 534 | |
3ff066a4 SC |
535 | wxBEGIN_HANDLERS_TABLE(wxTreeCtrl) |
536 | wxEND_HANDLERS_TABLE() | |
786a2425 | 537 | |
5e7718a2 | 538 | wxCONSTRUCTOR_5( wxTreeCtrl , wxWindow* , Parent , wxWindowID , Id , wxPoint , Position , wxSize , Size , long , WindowStyle ) |
786a2425 | 539 | #else |
23f681ec | 540 | IMPLEMENT_DYNAMIC_CLASS(wxTreeCtrl, wxControl) |
786a2425 | 541 | #endif |
2bda0e17 | 542 | |
08b7c251 | 543 | // ---------------------------------------------------------------------------- |
deb1de30 | 544 | // constants |
08b7c251 VZ |
545 | // ---------------------------------------------------------------------------- |
546 | ||
deb1de30 VZ |
547 | // indices in gs_expandEvents table below |
548 | enum | |
549 | { | |
550 | IDX_COLLAPSE, | |
551 | IDX_EXPAND, | |
552 | IDX_WHAT_MAX | |
553 | }; | |
554 | ||
555 | enum | |
556 | { | |
557 | IDX_DONE, | |
558 | IDX_DOING, | |
559 | IDX_HOW_MAX | |
560 | }; | |
561 | ||
562 | // handy table for sending events - it has to be initialized during run-time | |
563 | // now so can't be const any more | |
564 | static /* const */ wxEventType gs_expandEvents[IDX_WHAT_MAX][IDX_HOW_MAX]; | |
565 | ||
566 | /* | |
567 | but logically it's a const table with the following entries: | |
568 | = | |
2bda0e17 | 569 | { |
08b7c251 VZ |
570 | { wxEVT_COMMAND_TREE_ITEM_COLLAPSED, wxEVT_COMMAND_TREE_ITEM_COLLAPSING }, |
571 | { wxEVT_COMMAND_TREE_ITEM_EXPANDED, wxEVT_COMMAND_TREE_ITEM_EXPANDING } | |
572 | }; | |
deb1de30 | 573 | */ |
08b7c251 VZ |
574 | |
575 | // ============================================================================ | |
576 | // implementation | |
577 | // ============================================================================ | |
578 | ||
9dfbf520 VZ |
579 | // ---------------------------------------------------------------------------- |
580 | // tree traversal | |
581 | // ---------------------------------------------------------------------------- | |
582 | ||
583 | bool wxTreeTraversal::DoTraverse(const wxTreeItemId& root, bool recursively) | |
584 | { | |
585 | if ( !OnVisit(root) ) | |
04cd30de | 586 | return false; |
9dfbf520 VZ |
587 | |
588 | return Traverse(root, recursively); | |
589 | } | |
590 | ||
591 | bool wxTreeTraversal::Traverse(const wxTreeItemId& root, bool recursively) | |
592 | { | |
ee4b2721 | 593 | wxTreeItemIdValue cookie; |
9dfbf520 VZ |
594 | wxTreeItemId child = m_tree->GetFirstChild(root, cookie); |
595 | while ( child.IsOk() ) | |
596 | { | |
597 | // depth first traversal | |
04cd30de RL |
598 | if ( recursively && !Traverse(child, true) ) |
599 | return false; | |
9dfbf520 VZ |
600 | |
601 | if ( !OnVisit(child) ) | |
04cd30de | 602 | return false; |
9dfbf520 VZ |
603 | |
604 | child = m_tree->GetNextChild(root, cookie); | |
605 | } | |
606 | ||
04cd30de | 607 | return true; |
9dfbf520 VZ |
608 | } |
609 | ||
08b7c251 VZ |
610 | // ---------------------------------------------------------------------------- |
611 | // construction and destruction | |
612 | // ---------------------------------------------------------------------------- | |
613 | ||
614 | void wxTreeCtrl::Init() | |
615 | { | |
616 | m_imageListNormal = NULL; | |
617 | m_imageListState = NULL; | |
04cd30de | 618 | m_ownsImageListNormal = m_ownsImageListState = false; |
08b7c251 | 619 | m_textCtrl = NULL; |
04cd30de | 620 | m_hasAnyAttr = false; |
23f681ec | 621 | m_dragImage = NULL; |
a9c1265f | 622 | m_pVirtualRoot = NULL; |
9ab5ef13 | 623 | |
deb1de30 VZ |
624 | // initialize the global array of events now as it can't be done statically |
625 | // with the wxEVT_XXX values being allocated during run-time only | |
626 | gs_expandEvents[IDX_COLLAPSE][IDX_DONE] = wxEVT_COMMAND_TREE_ITEM_COLLAPSED; | |
627 | gs_expandEvents[IDX_COLLAPSE][IDX_DOING] = wxEVT_COMMAND_TREE_ITEM_COLLAPSING; | |
628 | gs_expandEvents[IDX_EXPAND][IDX_DONE] = wxEVT_COMMAND_TREE_ITEM_EXPANDED; | |
629 | gs_expandEvents[IDX_EXPAND][IDX_DOING] = wxEVT_COMMAND_TREE_ITEM_EXPANDING; | |
2bda0e17 KB |
630 | } |
631 | ||
9dfbf520 VZ |
632 | bool wxTreeCtrl::Create(wxWindow *parent, |
633 | wxWindowID id, | |
634 | const wxPoint& pos, | |
635 | const wxSize& size, | |
636 | long style, | |
637 | const wxValidator& validator, | |
08b7c251 | 638 | const wxString& name) |
2bda0e17 | 639 | { |
08b7c251 | 640 | Init(); |
2bda0e17 | 641 | |
7699361c JS |
642 | if ( (style & wxBORDER_MASK) == wxBORDER_DEFAULT ) |
643 | style |= wxBORDER_SUNKEN; | |
644 | ||
9dfbf520 | 645 | if ( !CreateControl(parent, id, pos, size, style, validator, name) ) |
04cd30de | 646 | return false; |
2bda0e17 | 647 | |
7699361c JS |
648 | DWORD exStyle = 0; |
649 | DWORD wstyle = MSWGetStyle(m_windowStyle, & exStyle); | |
650 | wstyle |= WS_TABSTOP | TVS_SHOWSELALWAYS; | |
2bda0e17 | 651 | |
63da7df7 JS |
652 | if ((m_windowStyle & wxTR_NO_LINES) == 0) |
653 | wstyle |= TVS_HASLINES; | |
08b7c251 VZ |
654 | if ( m_windowStyle & wxTR_HAS_BUTTONS ) |
655 | wstyle |= TVS_HASBUTTONS; | |
2bda0e17 | 656 | |
08b7c251 VZ |
657 | if ( m_windowStyle & wxTR_EDIT_LABELS ) |
658 | wstyle |= TVS_EDITLABELS; | |
2bda0e17 | 659 | |
08b7c251 VZ |
660 | if ( m_windowStyle & wxTR_LINES_AT_ROOT ) |
661 | wstyle |= TVS_LINESATROOT; | |
deb1de30 | 662 | |
c6f4913a | 663 | if ( m_windowStyle & wxTR_FULL_ROW_HIGHLIGHT ) |
deb1de30 | 664 | { |
2a1f999f | 665 | if ( wxApp::GetComCtl32Version() >= 471 ) |
c6f4913a VS |
666 | wstyle |= TVS_FULLROWSELECT; |
667 | } | |
668 | ||
3f7bc32b VZ |
669 | // using TVS_CHECKBOXES for emulation of a multiselection tree control |
670 | // doesn't work without the new enough headers | |
671 | #if wxUSE_CHECKBOXES_IN_MULTI_SEL_TREE && \ | |
672 | !defined( __GNUWIN32_OLD__ ) && \ | |
c42404a5 VZ |
673 | !defined( __BORLANDC__ ) && \ |
674 | !defined( __WATCOMC__ ) && \ | |
675 | (!defined(__VISUALC__) || (__VISUALC__ > 1010)) | |
a20a10fe | 676 | |
9dfbf520 VZ |
677 | // we emulate the multiple selection tree controls by using checkboxes: set |
678 | // up the image list we need for this if we do have multiple selections | |
679 | if ( m_windowStyle & wxTR_MULTIPLE ) | |
10fcf31a | 680 | wstyle |= TVS_CHECKBOXES; |
3f7bc32b | 681 | #endif // wxUSE_CHECKBOXES_IN_MULTI_SEL_TREE |
9dfbf520 | 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(); |
33ac7e6f | 782 | |
0377efa2 VS |
783 | if (m_ownsImageListNormal) delete m_imageListNormal; |
784 | if (m_ownsImageListState) delete m_imageListState; | |
2bda0e17 KB |
785 | } |
786 | ||
08b7c251 VZ |
787 | // ---------------------------------------------------------------------------- |
788 | // accessors | |
789 | // ---------------------------------------------------------------------------- | |
2bda0e17 | 790 | |
39c7a53c VZ |
791 | /* static */ wxVisualAttributes |
792 | wxTreeCtrl::GetClassDefaultAttributes(wxWindowVariant variant) | |
793 | { | |
794 | wxVisualAttributes attrs = GetCompositeControlsDefaultAttributes(variant); | |
795 | ||
796 | // common controls have their own default font | |
797 | attrs.font = wxGetCCDefaultFont(); | |
798 | ||
799 | return attrs; | |
800 | } | |
801 | ||
802 | ||
08b7c251 | 803 | // simple wrappers which add error checking in debug mode |
2bda0e17 | 804 | |
08b7c251 | 805 | bool wxTreeCtrl::DoGetItem(wxTreeViewItem* tvItem) const |
2bda0e17 | 806 | { |
04cd30de | 807 | wxCHECK_MSG( tvItem->hItem != TVI_ROOT, false, |
a9c1265f VZ |
808 | _T("can't retrieve virtual root item") ); |
809 | ||
d220ae32 | 810 | if ( !TreeView_GetItem(GetHwnd(), tvItem) ) |
2bda0e17 | 811 | { |
f6bcfd97 | 812 | wxLogLastError(wxT("TreeView_GetItem")); |
08b7c251 | 813 | |
04cd30de | 814 | return false; |
08b7c251 VZ |
815 | } |
816 | ||
04cd30de | 817 | return true; |
2bda0e17 KB |
818 | } |
819 | ||
08b7c251 | 820 | void wxTreeCtrl::DoSetItem(wxTreeViewItem* tvItem) |
2bda0e17 | 821 | { |
d220ae32 | 822 | if ( TreeView_SetItem(GetHwnd(), tvItem) == -1 ) |
2bda0e17 | 823 | { |
f6bcfd97 | 824 | wxLogLastError(wxT("TreeView_SetItem")); |
08b7c251 | 825 | } |
2bda0e17 KB |
826 | } |
827 | ||
08b7c251 | 828 | size_t wxTreeCtrl::GetCount() const |
2bda0e17 | 829 | { |
d220ae32 | 830 | return (size_t)TreeView_GetCount(GetHwnd()); |
2bda0e17 KB |
831 | } |
832 | ||
08b7c251 | 833 | unsigned int wxTreeCtrl::GetIndent() const |
2bda0e17 | 834 | { |
d220ae32 | 835 | return TreeView_GetIndent(GetHwnd()); |
2bda0e17 KB |
836 | } |
837 | ||
08b7c251 | 838 | void wxTreeCtrl::SetIndent(unsigned int indent) |
2bda0e17 | 839 | { |
d220ae32 | 840 | TreeView_SetIndent(GetHwnd(), indent); |
2bda0e17 KB |
841 | } |
842 | ||
08b7c251 | 843 | wxImageList *wxTreeCtrl::GetImageList() const |
2bda0e17 | 844 | { |
08b7c251 | 845 | return m_imageListNormal; |
2bda0e17 KB |
846 | } |
847 | ||
08b7c251 | 848 | wxImageList *wxTreeCtrl::GetStateImageList() const |
2bda0e17 | 849 | { |
8a000b6b | 850 | return m_imageListState; |
2bda0e17 KB |
851 | } |
852 | ||
08b7c251 | 853 | void wxTreeCtrl::SetAnyImageList(wxImageList *imageList, int which) |
2bda0e17 | 854 | { |
08b7c251 | 855 | // no error return |
d220ae32 | 856 | TreeView_SetImageList(GetHwnd(), |
08b7c251 VZ |
857 | imageList ? imageList->GetHIMAGELIST() : 0, |
858 | which); | |
2bda0e17 KB |
859 | } |
860 | ||
08b7c251 | 861 | void wxTreeCtrl::SetImageList(wxImageList *imageList) |
2bda0e17 | 862 | { |
a9c1265f VZ |
863 | if (m_ownsImageListNormal) |
864 | delete m_imageListNormal; | |
865 | ||
08b7c251 | 866 | SetAnyImageList(m_imageListNormal = imageList, TVSIL_NORMAL); |
04cd30de | 867 | m_ownsImageListNormal = false; |
2bda0e17 KB |
868 | } |
869 | ||
08b7c251 | 870 | void wxTreeCtrl::SetStateImageList(wxImageList *imageList) |
2bda0e17 | 871 | { |
0377efa2 | 872 | if (m_ownsImageListState) delete m_imageListState; |
08b7c251 | 873 | SetAnyImageList(m_imageListState = imageList, TVSIL_STATE); |
04cd30de | 874 | m_ownsImageListState = false; |
0377efa2 VS |
875 | } |
876 | ||
877 | void wxTreeCtrl::AssignImageList(wxImageList *imageList) | |
878 | { | |
879 | SetImageList(imageList); | |
04cd30de | 880 | m_ownsImageListNormal = true; |
0377efa2 VS |
881 | } |
882 | ||
883 | void wxTreeCtrl::AssignStateImageList(wxImageList *imageList) | |
884 | { | |
885 | SetStateImageList(imageList); | |
04cd30de | 886 | m_ownsImageListState = true; |
2bda0e17 KB |
887 | } |
888 | ||
33961d59 RR |
889 | size_t wxTreeCtrl::GetChildrenCount(const wxTreeItemId& item, |
890 | bool recursively) const | |
891 | { | |
05b2a432 | 892 | wxCHECK_MSG( item.IsOk(), 0u, wxT("invalid tree item") ); |
23fd5130 | 893 | |
05b2a432 | 894 | TraverseCounter counter(this, item, recursively); |
73974df1 | 895 | return counter.GetCount() - 1; |
23fd5130 VZ |
896 | } |
897 | ||
bb448552 VZ |
898 | // ---------------------------------------------------------------------------- |
899 | // control colours | |
900 | // ---------------------------------------------------------------------------- | |
901 | ||
902 | bool wxTreeCtrl::SetBackgroundColour(const wxColour &colour) | |
903 | { | |
f6bcfd97 | 904 | #if !wxUSE_COMCTL32_SAFELY |
bb448552 | 905 | if ( !wxWindowBase::SetBackgroundColour(colour) ) |
04cd30de | 906 | return false; |
bb448552 | 907 | |
bfbb0b4c | 908 | ::SendMessage(GetHwnd(), TVM_SETBKCOLOR, 0, colour.GetPixel()); |
f6bcfd97 | 909 | #endif |
bb448552 | 910 | |
04cd30de | 911 | return true; |
bb448552 VZ |
912 | } |
913 | ||
914 | bool wxTreeCtrl::SetForegroundColour(const wxColour &colour) | |
915 | { | |
f6bcfd97 | 916 | #if !wxUSE_COMCTL32_SAFELY |
bb448552 | 917 | if ( !wxWindowBase::SetForegroundColour(colour) ) |
04cd30de | 918 | return false; |
bb448552 | 919 | |
bfbb0b4c | 920 | ::SendMessage(GetHwnd(), TVM_SETTEXTCOLOR, 0, colour.GetPixel()); |
f6bcfd97 | 921 | #endif |
bb448552 | 922 | |
04cd30de | 923 | return true; |
bb448552 VZ |
924 | } |
925 | ||
08b7c251 VZ |
926 | // ---------------------------------------------------------------------------- |
927 | // Item access | |
928 | // ---------------------------------------------------------------------------- | |
929 | ||
930 | wxString wxTreeCtrl::GetItemText(const wxTreeItemId& item) const | |
2bda0e17 | 931 | { |
f31a4098 | 932 | wxCHECK_MSG( item.IsOk(), wxEmptyString, wxT("invalid tree item") ); |
05b2a432 | 933 | |
837e5743 | 934 | wxChar buf[512]; // the size is arbitrary... |
02ce7b72 | 935 | |
08b7c251 VZ |
936 | wxTreeViewItem tvItem(item, TVIF_TEXT); |
937 | tvItem.pszText = buf; | |
938 | tvItem.cchTextMax = WXSIZEOF(buf); | |
939 | if ( !DoGetItem(&tvItem) ) | |
940 | { | |
941 | // don't return some garbage which was on stack, but an empty string | |
223d09f6 | 942 | buf[0] = wxT('\0'); |
08b7c251 | 943 | } |
2bda0e17 | 944 | |
08b7c251 VZ |
945 | return wxString(buf); |
946 | } | |
2bda0e17 | 947 | |
08b7c251 VZ |
948 | void wxTreeCtrl::SetItemText(const wxTreeItemId& item, const wxString& text) |
949 | { | |
05b2a432 RD |
950 | wxCHECK_RET( item.IsOk(), wxT("invalid tree item") ); |
951 | ||
a9c1265f VZ |
952 | if ( IS_VIRTUAL_ROOT(item) ) |
953 | return; | |
954 | ||
08b7c251 | 955 | wxTreeViewItem tvItem(item, TVIF_TEXT); |
837e5743 | 956 | tvItem.pszText = (wxChar *)text.c_str(); // conversion is ok |
08b7c251 | 957 | DoSetItem(&tvItem); |
44fbc477 VZ |
958 | |
959 | // when setting the text of the item being edited, the text control should | |
960 | // be updated to reflect the new text as well, otherwise calling | |
961 | // SetItemText() in the OnBeginLabelEdit() handler doesn't have any effect | |
962 | // | |
963 | // don't use GetEditControl() here because m_textCtrl is not set yet | |
964 | HWND hwndEdit = TreeView_GetEditControl(GetHwnd()); | |
965 | if ( hwndEdit ) | |
966 | { | |
1a4088e1 | 967 | if ( item == m_idEdited ) |
44fbc477 VZ |
968 | { |
969 | ::SetWindowText(hwndEdit, text); | |
970 | } | |
971 | } | |
08b7c251 | 972 | } |
2bda0e17 | 973 | |
74b31181 VZ |
974 | int wxTreeCtrl::DoGetItemImageFromData(const wxTreeItemId& item, |
975 | wxTreeItemIcon which) const | |
976 | { | |
977 | wxTreeViewItem tvItem(item, TVIF_PARAM); | |
978 | if ( !DoGetItem(&tvItem) ) | |
979 | { | |
980 | return -1; | |
981 | } | |
982 | ||
983 | return ((wxTreeItemIndirectData *)tvItem.lParam)->GetImage(which); | |
984 | } | |
985 | ||
986 | void wxTreeCtrl::DoSetItemImageFromData(const wxTreeItemId& item, | |
987 | int image, | |
988 | wxTreeItemIcon which) const | |
989 | { | |
990 | wxTreeViewItem tvItem(item, TVIF_PARAM); | |
991 | if ( !DoGetItem(&tvItem) ) | |
992 | { | |
993 | return; | |
994 | } | |
995 | ||
996 | wxTreeItemIndirectData *data = ((wxTreeItemIndirectData *)tvItem.lParam); | |
997 | ||
998 | data->SetImage(image, which); | |
999 | ||
1000 | // make sure that we have selected images as well | |
1001 | if ( which == wxTreeItemIcon_Normal && | |
1002 | !data->HasImage(wxTreeItemIcon_Selected) ) | |
1003 | { | |
1004 | data->SetImage(image, wxTreeItemIcon_Selected); | |
1005 | } | |
1006 | ||
1007 | if ( which == wxTreeItemIcon_Expanded && | |
1008 | !data->HasImage(wxTreeItemIcon_SelectedExpanded) ) | |
1009 | { | |
1010 | data->SetImage(image, wxTreeItemIcon_SelectedExpanded); | |
1011 | } | |
1012 | } | |
1013 | ||
9dfbf520 VZ |
1014 | void wxTreeCtrl::DoSetItemImages(const wxTreeItemId& item, |
1015 | int image, | |
1016 | int imageSel) | |
1017 | { | |
1018 | wxTreeViewItem tvItem(item, TVIF_IMAGE | TVIF_SELECTEDIMAGE); | |
1019 | tvItem.iSelectedImage = imageSel; | |
1020 | tvItem.iImage = image; | |
1021 | DoSetItem(&tvItem); | |
1022 | } | |
1023 | ||
74b31181 VZ |
1024 | int wxTreeCtrl::GetItemImage(const wxTreeItemId& item, |
1025 | wxTreeItemIcon which) const | |
08b7c251 | 1026 | { |
05b2a432 RD |
1027 | wxCHECK_MSG( item.IsOk(), -1, wxT("invalid tree item") ); |
1028 | ||
a9c1265f VZ |
1029 | if ( (HITEM(item) == TVI_ROOT) && (m_windowStyle & wxTR_HIDE_ROOT) ) |
1030 | { | |
1031 | // TODO: Maybe a hidden root can still provide images? | |
1032 | return -1; | |
1033 | } | |
1034 | ||
74b31181 VZ |
1035 | if ( HasIndirectData(item) ) |
1036 | { | |
1037 | return DoGetItemImageFromData(item, which); | |
1038 | } | |
2bda0e17 | 1039 | |
74b31181 VZ |
1040 | UINT mask; |
1041 | switch ( which ) | |
1042 | { | |
1043 | default: | |
223d09f6 | 1044 | wxFAIL_MSG( wxT("unknown tree item image type") ); |
2bda0e17 | 1045 | |
74b31181 VZ |
1046 | case wxTreeItemIcon_Normal: |
1047 | mask = TVIF_IMAGE; | |
1048 | break; | |
2bda0e17 | 1049 | |
74b31181 VZ |
1050 | case wxTreeItemIcon_Selected: |
1051 | mask = TVIF_SELECTEDIMAGE; | |
1052 | break; | |
1053 | ||
1054 | case wxTreeItemIcon_Expanded: | |
1055 | case wxTreeItemIcon_SelectedExpanded: | |
1056 | return -1; | |
1057 | } | |
1058 | ||
1059 | wxTreeViewItem tvItem(item, mask); | |
08b7c251 | 1060 | DoGetItem(&tvItem); |
2bda0e17 | 1061 | |
74b31181 | 1062 | return mask == TVIF_IMAGE ? tvItem.iImage : tvItem.iSelectedImage; |
2bda0e17 KB |
1063 | } |
1064 | ||
74b31181 VZ |
1065 | void wxTreeCtrl::SetItemImage(const wxTreeItemId& item, int image, |
1066 | wxTreeItemIcon which) | |
2bda0e17 | 1067 | { |
05b2a432 RD |
1068 | wxCHECK_RET( item.IsOk(), wxT("invalid tree item") ); |
1069 | ||
a9c1265f VZ |
1070 | if ( IS_VIRTUAL_ROOT(item) ) |
1071 | { | |
1072 | // TODO: Maybe a hidden root can still store images? | |
1073 | return; | |
1074 | } | |
1075 | ||
7ab0c3ad VZ |
1076 | int imageNormal, |
1077 | imageSel; | |
1078 | ||
74b31181 VZ |
1079 | switch ( which ) |
1080 | { | |
1081 | default: | |
223d09f6 | 1082 | wxFAIL_MSG( wxT("unknown tree item image type") ); |
7ab0c3ad | 1083 | // fall through |
74b31181 VZ |
1084 | |
1085 | case wxTreeItemIcon_Normal: | |
7ab0c3ad VZ |
1086 | { |
1087 | const int imageNormalOld = GetItemImage(item); | |
b5f6b52a MB |
1088 | const int imageSelOld = |
1089 | GetItemImage(item, wxTreeItemIcon_Selected); | |
7ab0c3ad VZ |
1090 | |
1091 | // always set the normal image | |
1092 | imageNormal = image; | |
1093 | ||
1094 | // if the selected and normal images were the same, they should | |
1095 | // be the same after the update, otherwise leave the selected | |
1096 | // image as it was | |
1097 | imageSel = imageNormalOld == imageSelOld ? image : imageSelOld; | |
1098 | } | |
74b31181 VZ |
1099 | break; |
1100 | ||
1101 | case wxTreeItemIcon_Selected: | |
1102 | imageNormal = GetItemImage(item); | |
1103 | imageSel = image; | |
1104 | break; | |
1105 | ||
1106 | case wxTreeItemIcon_Expanded: | |
1107 | case wxTreeItemIcon_SelectedExpanded: | |
1108 | if ( !HasIndirectData(item) ) | |
1109 | { | |
1110 | // we need to get the old images first, because after we create | |
1111 | // the wxTreeItemIndirectData GetItemXXXImage() will use it to | |
1112 | // get the images | |
1113 | imageNormal = GetItemImage(item); | |
b5f6b52a | 1114 | imageSel = GetItemImage(item, wxTreeItemIcon_Selected); |
74b31181 VZ |
1115 | |
1116 | // if it doesn't have it yet, add it | |
1117 | wxTreeItemIndirectData *data = new | |
1118 | wxTreeItemIndirectData(this, item); | |
1119 | ||
1120 | // copy the data to the new location | |
1121 | data->SetImage(imageNormal, wxTreeItemIcon_Normal); | |
1122 | data->SetImage(imageSel, wxTreeItemIcon_Selected); | |
1123 | } | |
1124 | ||
1125 | DoSetItemImageFromData(item, image, which); | |
1126 | ||
1127 | // reset the normal/selected images because we won't use them any | |
1128 | // more - now they're stored inside the indirect data | |
1129 | imageNormal = | |
1130 | imageSel = I_IMAGECALLBACK; | |
1131 | break; | |
1132 | } | |
1133 | ||
9dfbf520 VZ |
1134 | // NB: at least in version 5.00.0518.9 of comctl32.dll we need to always |
1135 | // change both normal and selected image - otherwise the change simply | |
1136 | // doesn't take place! | |
74b31181 | 1137 | DoSetItemImages(item, imageNormal, imageSel); |
2bda0e17 KB |
1138 | } |
1139 | ||
08b7c251 | 1140 | wxTreeItemData *wxTreeCtrl::GetItemData(const wxTreeItemId& item) const |
2bda0e17 | 1141 | { |
05b2a432 RD |
1142 | wxCHECK_MSG( item.IsOk(), NULL, wxT("invalid tree item") ); |
1143 | ||
08b7c251 | 1144 | wxTreeViewItem tvItem(item, TVIF_PARAM); |
a9c1265f VZ |
1145 | |
1146 | // Hidden root may have data. | |
1147 | if ( IS_VIRTUAL_ROOT(item) ) | |
1148 | { | |
1149 | return GET_VIRTUAL_ROOT()->GetData(); | |
1150 | } | |
1151 | ||
1152 | // Visible node. | |
08b7c251 VZ |
1153 | if ( !DoGetItem(&tvItem) ) |
1154 | { | |
1155 | return NULL; | |
1156 | } | |
2bda0e17 | 1157 | |
502a2b18 VZ |
1158 | wxTreeItemData *data = (wxTreeItemData *)tvItem.lParam; |
1159 | if ( IsDataIndirect(data) ) | |
74b31181 | 1160 | { |
502a2b18 | 1161 | data = ((wxTreeItemIndirectData *)data)->GetData(); |
74b31181 | 1162 | } |
502a2b18 VZ |
1163 | |
1164 | return data; | |
2bda0e17 KB |
1165 | } |
1166 | ||
08b7c251 | 1167 | void wxTreeCtrl::SetItemData(const wxTreeItemId& item, wxTreeItemData *data) |
2bda0e17 | 1168 | { |
05b2a432 RD |
1169 | wxCHECK_RET( item.IsOk(), wxT("invalid tree item") ); |
1170 | ||
a9c1265f VZ |
1171 | if ( IS_VIRTUAL_ROOT(item) ) |
1172 | { | |
1173 | GET_VIRTUAL_ROOT()->SetData(data); | |
1174 | } | |
1175 | ||
188781db VZ |
1176 | // first, associate this piece of data with this item |
1177 | if ( data ) | |
1178 | { | |
1179 | data->SetId(item); | |
1180 | } | |
1181 | ||
08b7c251 | 1182 | wxTreeViewItem tvItem(item, TVIF_PARAM); |
74b31181 VZ |
1183 | |
1184 | if ( HasIndirectData(item) ) | |
1185 | { | |
1186 | if ( DoGetItem(&tvItem) ) | |
1187 | { | |
1188 | ((wxTreeItemIndirectData *)tvItem.lParam)->SetData(data); | |
1189 | } | |
1190 | else | |
1191 | { | |
223d09f6 | 1192 | wxFAIL_MSG( wxT("failed to change tree items data") ); |
74b31181 VZ |
1193 | } |
1194 | } | |
1195 | else | |
1196 | { | |
1197 | tvItem.lParam = (LPARAM)data; | |
1198 | DoSetItem(&tvItem); | |
1199 | } | |
1200 | } | |
1201 | ||
1202 | void wxTreeCtrl::SetIndirectItemData(const wxTreeItemId& item, | |
1203 | wxTreeItemIndirectData *data) | |
1204 | { | |
1205 | // this should never happen because it's unnecessary and will probably lead | |
1206 | // to crash too because the code elsewhere supposes that the pointer the | |
1207 | // wxTreeItemIndirectData has is a real wxItemData and not | |
1208 | // wxTreeItemIndirectData as well | |
223d09f6 | 1209 | wxASSERT_MSG( !HasIndirectData(item), wxT("setting indirect data twice?") ); |
74b31181 | 1210 | |
502a2b18 | 1211 | SetItemData(item, data); |
74b31181 VZ |
1212 | } |
1213 | ||
1214 | bool wxTreeCtrl::HasIndirectData(const wxTreeItemId& item) const | |
1215 | { | |
502a2b18 VZ |
1216 | // query the item itself |
1217 | wxTreeViewItem tvItem(item, TVIF_PARAM); | |
1218 | if ( !DoGetItem(&tvItem) ) | |
1219 | { | |
04cd30de | 1220 | return false; |
502a2b18 VZ |
1221 | } |
1222 | ||
1223 | wxTreeItemData *data = (wxTreeItemData *)tvItem.lParam; | |
1224 | ||
1225 | return data && IsDataIndirect(data); | |
08b7c251 | 1226 | } |
2bda0e17 | 1227 | |
3a5a2f56 VZ |
1228 | void wxTreeCtrl::SetItemHasChildren(const wxTreeItemId& item, bool has) |
1229 | { | |
05b2a432 RD |
1230 | wxCHECK_RET( item.IsOk(), wxT("invalid tree item") ); |
1231 | ||
a9c1265f VZ |
1232 | if ( IS_VIRTUAL_ROOT(item) ) |
1233 | return; | |
1234 | ||
3a5a2f56 VZ |
1235 | wxTreeViewItem tvItem(item, TVIF_CHILDREN); |
1236 | tvItem.cChildren = (int)has; | |
1237 | DoSetItem(&tvItem); | |
1238 | } | |
1239 | ||
add28c55 VZ |
1240 | void wxTreeCtrl::SetItemBold(const wxTreeItemId& item, bool bold) |
1241 | { | |
05b2a432 RD |
1242 | wxCHECK_RET( item.IsOk(), wxT("invalid tree item") ); |
1243 | ||
a9c1265f VZ |
1244 | if ( IS_VIRTUAL_ROOT(item) ) |
1245 | return; | |
1246 | ||
add28c55 VZ |
1247 | wxTreeViewItem tvItem(item, TVIF_STATE, TVIS_BOLD); |
1248 | tvItem.state = bold ? TVIS_BOLD : 0; | |
1249 | DoSetItem(&tvItem); | |
1250 | } | |
1251 | ||
58a8ab88 JS |
1252 | void wxTreeCtrl::SetItemDropHighlight(const wxTreeItemId& item, bool highlight) |
1253 | { | |
a9c1265f VZ |
1254 | if ( IS_VIRTUAL_ROOT(item) ) |
1255 | return; | |
1256 | ||
58a8ab88 JS |
1257 | wxTreeViewItem tvItem(item, TVIF_STATE, TVIS_DROPHILITED); |
1258 | tvItem.state = highlight ? TVIS_DROPHILITED : 0; | |
1259 | DoSetItem(&tvItem); | |
1260 | } | |
1261 | ||
d00407b2 VZ |
1262 | void wxTreeCtrl::RefreshItem(const wxTreeItemId& item) |
1263 | { | |
a9c1265f VZ |
1264 | if ( IS_VIRTUAL_ROOT(item) ) |
1265 | return; | |
1266 | ||
d00407b2 VZ |
1267 | wxRect rect; |
1268 | if ( GetBoundingRect(item, rect) ) | |
1269 | { | |
1270 | RefreshRect(rect); | |
1271 | } | |
1272 | } | |
1273 | ||
2b5f62a0 VZ |
1274 | wxColour wxTreeCtrl::GetItemTextColour(const wxTreeItemId& item) const |
1275 | { | |
05b2a432 | 1276 | wxCHECK_MSG( item.IsOk(), wxNullColour, wxT("invalid tree item") ); |
2b5f62a0 | 1277 | |
05b2a432 | 1278 | wxMapTreeAttr::const_iterator it = m_attrs.find(item.m_pItem); |
ee4b2721 | 1279 | return it == m_attrs.end() ? wxNullColour : it->second->GetTextColour(); |
2b5f62a0 VZ |
1280 | } |
1281 | ||
1282 | wxColour wxTreeCtrl::GetItemBackgroundColour(const wxTreeItemId& item) const | |
1283 | { | |
05b2a432 | 1284 | wxCHECK_MSG( item.IsOk(), wxNullColour, wxT("invalid tree item") ); |
2b5f62a0 | 1285 | |
05b2a432 | 1286 | wxMapTreeAttr::const_iterator it = m_attrs.find(item.m_pItem); |
ee4b2721 | 1287 | return it == m_attrs.end() ? wxNullColour : it->second->GetBackgroundColour(); |
2b5f62a0 VZ |
1288 | } |
1289 | ||
1290 | wxFont wxTreeCtrl::GetItemFont(const wxTreeItemId& item) const | |
1291 | { | |
05b2a432 | 1292 | wxCHECK_MSG( item.IsOk(), wxNullFont, wxT("invalid tree item") ); |
2b5f62a0 | 1293 | |
05b2a432 | 1294 | wxMapTreeAttr::const_iterator it = m_attrs.find(item.m_pItem); |
ee4b2721 | 1295 | return it == m_attrs.end() ? wxNullFont : it->second->GetFont(); |
2b5f62a0 VZ |
1296 | } |
1297 | ||
696e1ea0 VZ |
1298 | void wxTreeCtrl::SetItemTextColour(const wxTreeItemId& item, |
1299 | const wxColour& col) | |
1300 | { | |
05b2a432 RD |
1301 | wxCHECK_RET( item.IsOk(), wxT("invalid tree item") ); |
1302 | ||
ee4b2721 | 1303 | wxTreeItemAttr *attr; |
f888d614 | 1304 | wxMapTreeAttr::iterator it = m_attrs.find(item.m_pItem); |
ee4b2721 | 1305 | if ( it == m_attrs.end() ) |
696e1ea0 | 1306 | { |
ee4b2721 VZ |
1307 | m_hasAnyAttr = true; |
1308 | ||
f888d614 | 1309 | m_attrs[item.m_pItem] = |
696e1ea0 | 1310 | attr = new wxTreeItemAttr; |
ee4b2721 VZ |
1311 | } |
1312 | else | |
1313 | { | |
1314 | attr = it->second; | |
696e1ea0 VZ |
1315 | } |
1316 | ||
1317 | attr->SetTextColour(col); | |
d00407b2 VZ |
1318 | |
1319 | RefreshItem(item); | |
696e1ea0 VZ |
1320 | } |
1321 | ||
1322 | void wxTreeCtrl::SetItemBackgroundColour(const wxTreeItemId& item, | |
1323 | const wxColour& col) | |
1324 | { | |
05b2a432 RD |
1325 | wxCHECK_RET( item.IsOk(), wxT("invalid tree item") ); |
1326 | ||
ee4b2721 | 1327 | wxTreeItemAttr *attr; |
f888d614 | 1328 | wxMapTreeAttr::iterator it = m_attrs.find(item.m_pItem); |
ee4b2721 | 1329 | if ( it == m_attrs.end() ) |
696e1ea0 | 1330 | { |
ee4b2721 VZ |
1331 | m_hasAnyAttr = true; |
1332 | ||
f888d614 | 1333 | m_attrs[item.m_pItem] = |
696e1ea0 | 1334 | attr = new wxTreeItemAttr; |
ee4b2721 VZ |
1335 | } |
1336 | else // already in the hash | |
1337 | { | |
1338 | attr = it->second; | |
696e1ea0 VZ |
1339 | } |
1340 | ||
1341 | attr->SetBackgroundColour(col); | |
d00407b2 VZ |
1342 | |
1343 | RefreshItem(item); | |
696e1ea0 VZ |
1344 | } |
1345 | ||
1346 | void wxTreeCtrl::SetItemFont(const wxTreeItemId& item, const wxFont& font) | |
1347 | { | |
05b2a432 RD |
1348 | wxCHECK_RET( item.IsOk(), wxT("invalid tree item") ); |
1349 | ||
ee4b2721 | 1350 | wxTreeItemAttr *attr; |
f888d614 | 1351 | wxMapTreeAttr::iterator it = m_attrs.find(item.m_pItem); |
ee4b2721 | 1352 | if ( it == m_attrs.end() ) |
696e1ea0 | 1353 | { |
ee4b2721 VZ |
1354 | m_hasAnyAttr = true; |
1355 | ||
f888d614 | 1356 | m_attrs[item.m_pItem] = |
696e1ea0 | 1357 | attr = new wxTreeItemAttr; |
ee4b2721 VZ |
1358 | } |
1359 | else // already in the hash | |
1360 | { | |
1361 | attr = it->second; | |
696e1ea0 VZ |
1362 | } |
1363 | ||
1364 | attr->SetFont(font); | |
d00407b2 VZ |
1365 | |
1366 | RefreshItem(item); | |
696e1ea0 VZ |
1367 | } |
1368 | ||
08b7c251 VZ |
1369 | // ---------------------------------------------------------------------------- |
1370 | // Item status | |
1371 | // ---------------------------------------------------------------------------- | |
2bda0e17 | 1372 | |
08b7c251 VZ |
1373 | bool wxTreeCtrl::IsVisible(const wxTreeItemId& item) const |
1374 | { | |
bfbb0b4c | 1375 | wxCHECK_MSG( item.IsOk(), false, wxT("invalid tree item") ); |
05b2a432 | 1376 | |
2b5f62a0 VZ |
1377 | if ( item == wxTreeItemId(TVI_ROOT) ) |
1378 | { | |
1379 | // virtual (hidden) root is never visible | |
04cd30de | 1380 | return false; |
2b5f62a0 VZ |
1381 | } |
1382 | ||
add28c55 | 1383 | // Bug in Gnu-Win32 headers, so don't use the macro TreeView_GetItemRect |
08b7c251 | 1384 | RECT rect; |
955be36c VZ |
1385 | |
1386 | // this ugliness comes directly from MSDN - it *is* the correct way to pass | |
1387 | // the HTREEITEM with TVM_GETITEMRECT | |
ee4b2721 | 1388 | *(HTREEITEM *)&rect = HITEM(item); |
955be36c | 1389 | |
caea927d VZ |
1390 | // true means to get rect for just the text, not the whole line |
1391 | if ( !::SendMessage(GetHwnd(), TVM_GETITEMRECT, true, (LPARAM)&rect) ) | |
1392 | { | |
1393 | // if TVM_GETITEMRECT returned false, then the item is definitely not | |
1394 | // visible (because its parent is not expanded) | |
1395 | return false; | |
1396 | } | |
1397 | ||
1398 | // however if it returned true, the item might still be outside the | |
1399 | // currently visible part of the tree, test for it (notice that partly | |
1400 | // visible means visible here) | |
1401 | return rect.bottom > 0 && rect.top < GetClientSize().y; | |
2bda0e17 KB |
1402 | } |
1403 | ||
08b7c251 | 1404 | bool wxTreeCtrl::ItemHasChildren(const wxTreeItemId& item) const |
2bda0e17 | 1405 | { |
bfbb0b4c | 1406 | wxCHECK_MSG( item.IsOk(), false, wxT("invalid tree item") ); |
05b2a432 | 1407 | |
08b7c251 VZ |
1408 | wxTreeViewItem tvItem(item, TVIF_CHILDREN); |
1409 | DoGetItem(&tvItem); | |
2bda0e17 | 1410 | |
08b7c251 | 1411 | return tvItem.cChildren != 0; |
2bda0e17 KB |
1412 | } |
1413 | ||
08b7c251 | 1414 | bool wxTreeCtrl::IsExpanded(const wxTreeItemId& item) const |
2bda0e17 | 1415 | { |
bfbb0b4c | 1416 | wxCHECK_MSG( item.IsOk(), false, wxT("invalid tree item") ); |
2bda0e17 | 1417 | |
08b7c251 VZ |
1418 | wxTreeViewItem tvItem(item, TVIF_STATE, TVIS_EXPANDED); |
1419 | DoGetItem(&tvItem); | |
2bda0e17 | 1420 | |
08b7c251 | 1421 | return (tvItem.state & TVIS_EXPANDED) != 0; |
2bda0e17 KB |
1422 | } |
1423 | ||
08b7c251 | 1424 | bool wxTreeCtrl::IsSelected(const wxTreeItemId& item) const |
2bda0e17 | 1425 | { |
bfbb0b4c | 1426 | wxCHECK_MSG( item.IsOk(), false, wxT("invalid tree item") ); |
05b2a432 | 1427 | |
08b7c251 VZ |
1428 | wxTreeViewItem tvItem(item, TVIF_STATE, TVIS_SELECTED); |
1429 | DoGetItem(&tvItem); | |
2bda0e17 | 1430 | |
08b7c251 | 1431 | return (tvItem.state & TVIS_SELECTED) != 0; |
2bda0e17 KB |
1432 | } |
1433 | ||
add28c55 VZ |
1434 | bool wxTreeCtrl::IsBold(const wxTreeItemId& item) const |
1435 | { | |
bfbb0b4c | 1436 | wxCHECK_MSG( item.IsOk(), false, wxT("invalid tree item") ); |
05b2a432 | 1437 | |
add28c55 VZ |
1438 | wxTreeViewItem tvItem(item, TVIF_STATE, TVIS_BOLD); |
1439 | DoGetItem(&tvItem); | |
1440 | ||
1441 | return (tvItem.state & TVIS_BOLD) != 0; | |
1442 | } | |
1443 | ||
08b7c251 VZ |
1444 | // ---------------------------------------------------------------------------- |
1445 | // navigation | |
1446 | // ---------------------------------------------------------------------------- | |
2bda0e17 | 1447 | |
08b7c251 VZ |
1448 | wxTreeItemId wxTreeCtrl::GetRootItem() const |
1449 | { | |
a9c1265f VZ |
1450 | // Root may be real (visible) or virtual (hidden). |
1451 | if ( GET_VIRTUAL_ROOT() ) | |
1452 | return TVI_ROOT; | |
1453 | ||
ee4b2721 | 1454 | return wxTreeItemId(TreeView_GetRoot(GetHwnd())); |
08b7c251 | 1455 | } |
2bda0e17 | 1456 | |
08b7c251 VZ |
1457 | wxTreeItemId wxTreeCtrl::GetSelection() const |
1458 | { | |
f888d614 | 1459 | wxCHECK_MSG( !(m_windowStyle & wxTR_MULTIPLE), wxTreeItemId(), |
223d09f6 | 1460 | wxT("this only works with single selection controls") ); |
9dfbf520 | 1461 | |
ee4b2721 | 1462 | return wxTreeItemId(TreeView_GetSelection(GetHwnd())); |
2bda0e17 KB |
1463 | } |
1464 | ||
99006e44 | 1465 | wxTreeItemId wxTreeCtrl::GetItemParent(const wxTreeItemId& item) const |
2bda0e17 | 1466 | { |
05b2a432 RD |
1467 | wxCHECK_MSG( item.IsOk(), wxTreeItemId(), wxT("invalid tree item") ); |
1468 | ||
c9b142c9 VZ |
1469 | HTREEITEM hItem; |
1470 | ||
1471 | if ( IS_VIRTUAL_ROOT(item) ) | |
1472 | { | |
1473 | // no parent for the virtual root | |
1474 | hItem = 0; | |
1475 | } | |
1476 | else // normal item | |
a9c1265f | 1477 | { |
c9b142c9 VZ |
1478 | hItem = TreeView_GetParent(GetHwnd(), HITEM(item)); |
1479 | if ( !hItem && HasFlag(wxTR_HIDE_ROOT) ) | |
1480 | { | |
1481 | // the top level items should have the virtual root as their parent | |
1482 | hItem = TVI_ROOT; | |
1483 | } | |
a9c1265f VZ |
1484 | } |
1485 | ||
ee4b2721 | 1486 | return wxTreeItemId(hItem); |
08b7c251 | 1487 | } |
2bda0e17 | 1488 | |
08b7c251 | 1489 | wxTreeItemId wxTreeCtrl::GetFirstChild(const wxTreeItemId& item, |
ee4b2721 | 1490 | wxTreeItemIdValue& cookie) const |
08b7c251 | 1491 | { |
05b2a432 RD |
1492 | wxCHECK_MSG( item.IsOk(), wxTreeItemId(), wxT("invalid tree item") ); |
1493 | ||
08b7c251 | 1494 | // remember the last child returned in 'cookie' |
ee4b2721 VZ |
1495 | cookie = TreeView_GetChild(GetHwnd(), HITEM(item)); |
1496 | ||
1497 | return wxTreeItemId(cookie); | |
1498 | } | |
1499 | ||
1500 | wxTreeItemId wxTreeCtrl::GetNextChild(const wxTreeItemId& WXUNUSED(item), | |
1501 | wxTreeItemIdValue& cookie) const | |
1502 | { | |
44d60c0b WS |
1503 | wxTreeItemId fromCookie(cookie); |
1504 | ||
1505 | HTREEITEM hitem = HITEM(fromCookie); | |
1506 | ||
1507 | hitem = TreeView_GetNextSibling(GetHwnd(), hitem); | |
1508 | ||
1509 | wxTreeItemId item(hitem); | |
1510 | ||
ee4b2721 VZ |
1511 | cookie = item.m_pItem; |
1512 | ||
1513 | return item; | |
1514 | } | |
2bda0e17 | 1515 | |
ee4b2721 VZ |
1516 | #if WXWIN_COMPATIBILITY_2_4 |
1517 | ||
1518 | wxTreeItemId wxTreeCtrl::GetFirstChild(const wxTreeItemId& item, | |
1519 | long& cookie) const | |
1520 | { | |
05b2a432 RD |
1521 | wxCHECK_MSG( item.IsOk(), wxTreeItemId(), wxT("invalid tree item") ); |
1522 | ||
ee4b2721 VZ |
1523 | cookie = (long)TreeView_GetChild(GetHwnd(), HITEM(item)); |
1524 | ||
1525 | return wxTreeItemId((void *)cookie); | |
2bda0e17 KB |
1526 | } |
1527 | ||
08b7c251 | 1528 | wxTreeItemId wxTreeCtrl::GetNextChild(const wxTreeItemId& WXUNUSED(item), |
ee4b2721 | 1529 | long& cookie) const |
2bda0e17 | 1530 | { |
44d60c0b WS |
1531 | wxTreeItemId fromCookie((void *)cookie); |
1532 | ||
1533 | HTREEITEM hitem = HITEM(fromCookie); | |
1534 | ||
1535 | hitem = TreeView_GetNextSibling(GetHwnd(), hitem); | |
1536 | ||
1537 | wxTreeItemId item(hitem); | |
1538 | ||
ee4b2721 | 1539 | cookie = (long)item.m_pItem; |
23fd5130 | 1540 | |
ee4b2721 | 1541 | return item; |
08b7c251 | 1542 | } |
2bda0e17 | 1543 | |
ee4b2721 VZ |
1544 | #endif // WXWIN_COMPATIBILITY_2_4 |
1545 | ||
978f38c2 VZ |
1546 | wxTreeItemId wxTreeCtrl::GetLastChild(const wxTreeItemId& item) const |
1547 | { | |
05b2a432 RD |
1548 | wxCHECK_MSG( item.IsOk(), wxTreeItemId(), wxT("invalid tree item") ); |
1549 | ||
978f38c2 | 1550 | // can this be done more efficiently? |
ee4b2721 | 1551 | wxTreeItemIdValue cookie; |
978f38c2 VZ |
1552 | |
1553 | wxTreeItemId childLast, | |
2165ad93 | 1554 | child = GetFirstChild(item, cookie); |
978f38c2 VZ |
1555 | while ( child.IsOk() ) |
1556 | { | |
1557 | childLast = child; | |
2165ad93 | 1558 | child = GetNextChild(item, cookie); |
978f38c2 VZ |
1559 | } |
1560 | ||
1561 | return childLast; | |
1562 | } | |
1563 | ||
08b7c251 VZ |
1564 | wxTreeItemId wxTreeCtrl::GetNextSibling(const wxTreeItemId& item) const |
1565 | { | |
05b2a432 | 1566 | wxCHECK_MSG( item.IsOk(), wxTreeItemId(), wxT("invalid tree item") ); |
ee4b2721 | 1567 | return wxTreeItemId(TreeView_GetNextSibling(GetHwnd(), HITEM(item))); |
2bda0e17 KB |
1568 | } |
1569 | ||
08b7c251 | 1570 | wxTreeItemId wxTreeCtrl::GetPrevSibling(const wxTreeItemId& item) const |
2bda0e17 | 1571 | { |
05b2a432 | 1572 | wxCHECK_MSG( item.IsOk(), wxTreeItemId(), wxT("invalid tree item") ); |
ee4b2721 | 1573 | return wxTreeItemId(TreeView_GetPrevSibling(GetHwnd(), HITEM(item))); |
2bda0e17 KB |
1574 | } |
1575 | ||
08b7c251 | 1576 | wxTreeItemId wxTreeCtrl::GetFirstVisibleItem() const |
2bda0e17 | 1577 | { |
ee4b2721 | 1578 | return wxTreeItemId(TreeView_GetFirstVisible(GetHwnd())); |
2bda0e17 KB |
1579 | } |
1580 | ||
08b7c251 | 1581 | wxTreeItemId wxTreeCtrl::GetNextVisible(const wxTreeItemId& item) const |
2bda0e17 | 1582 | { |
05b2a432 | 1583 | wxCHECK_MSG( item.IsOk(), wxTreeItemId(), wxT("invalid tree item") ); |
f6bcfd97 | 1584 | wxASSERT_MSG( IsVisible(item), wxT("The item you call GetNextVisible() for must be visible itself!")); |
02ce7b72 | 1585 | |
ee4b2721 | 1586 | return wxTreeItemId(TreeView_GetNextVisible(GetHwnd(), HITEM(item))); |
08b7c251 | 1587 | } |
02ce7b72 | 1588 | |
08b7c251 VZ |
1589 | wxTreeItemId wxTreeCtrl::GetPrevVisible(const wxTreeItemId& item) const |
1590 | { | |
05b2a432 | 1591 | wxCHECK_MSG( item.IsOk(), wxTreeItemId(), wxT("invalid tree item") ); |
f6bcfd97 | 1592 | wxASSERT_MSG( IsVisible(item), wxT("The item you call GetPrevVisible() for must be visible itself!")); |
02ce7b72 | 1593 | |
ee4b2721 | 1594 | return wxTreeItemId(TreeView_GetPrevVisible(GetHwnd(), HITEM(item))); |
08b7c251 | 1595 | } |
02ce7b72 | 1596 | |
9dfbf520 VZ |
1597 | // ---------------------------------------------------------------------------- |
1598 | // multiple selections emulation | |
1599 | // ---------------------------------------------------------------------------- | |
1600 | ||
1601 | bool wxTreeCtrl::IsItemChecked(const wxTreeItemId& item) const | |
1602 | { | |
bfbb0b4c | 1603 | wxCHECK_MSG( item.IsOk(), false, wxT("invalid tree item") ); |
05b2a432 | 1604 | |
9dfbf520 VZ |
1605 | // receive the desired information. |
1606 | wxTreeViewItem tvItem(item, TVIF_STATE, TVIS_STATEIMAGEMASK); | |
1607 | DoGetItem(&tvItem); | |
1608 | ||
1609 | // state image indices are 1 based | |
1610 | return ((tvItem.state >> 12) - 1) == 1; | |
1611 | } | |
1612 | ||
1613 | void wxTreeCtrl::SetItemCheck(const wxTreeItemId& item, bool check) | |
1614 | { | |
05b2a432 RD |
1615 | wxCHECK_RET( item.IsOk(), wxT("invalid tree item") ); |
1616 | ||
9dfbf520 VZ |
1617 | // receive the desired information. |
1618 | wxTreeViewItem tvItem(item, TVIF_STATE, TVIS_STATEIMAGEMASK); | |
1619 | ||
a9c1265f VZ |
1620 | DoGetItem(&tvItem); |
1621 | ||
9dfbf520 VZ |
1622 | // state images are one-based |
1623 | tvItem.state = (check ? 2 : 1) << 12; | |
1624 | ||
1625 | DoSetItem(&tvItem); | |
1626 | } | |
1627 | ||
33961d59 RR |
1628 | size_t wxTreeCtrl::GetSelections(wxArrayTreeItemIds& selections) const |
1629 | { | |
1630 | TraverseSelections selector(this, selections); | |
9dfbf520 | 1631 | |
e47c4d48 | 1632 | return selector.GetCount(); |
9dfbf520 VZ |
1633 | } |
1634 | ||
08b7c251 VZ |
1635 | // ---------------------------------------------------------------------------- |
1636 | // Usual operations | |
1637 | // ---------------------------------------------------------------------------- | |
02ce7b72 | 1638 | |
08b7c251 VZ |
1639 | wxTreeItemId wxTreeCtrl::DoInsertItem(const wxTreeItemId& parent, |
1640 | wxTreeItemId hInsertAfter, | |
1641 | const wxString& text, | |
1642 | int image, int selectedImage, | |
1643 | wxTreeItemData *data) | |
1644 | { | |
0e935169 VZ |
1645 | wxCHECK_MSG( parent.IsOk() || !TreeView_GetRoot(GetHwnd()), |
1646 | wxTreeItemId(), | |
1647 | _T("can't have more than one root in the tree") ); | |
1648 | ||
08b7c251 | 1649 | TV_INSERTSTRUCT tvIns; |
3f7bc32b VZ |
1650 | tvIns.hParent = HITEM(parent); |
1651 | tvIns.hInsertAfter = HITEM(hInsertAfter); | |
58a8ab88 | 1652 | |
74b31181 VZ |
1653 | // this is how we insert the item as the first child: supply a NULL |
1654 | // hInsertAfter | |
1655 | if ( !tvIns.hInsertAfter ) | |
58a8ab88 JS |
1656 | { |
1657 | tvIns.hInsertAfter = TVI_FIRST; | |
1658 | } | |
1659 | ||
08b7c251 | 1660 | UINT mask = 0; |
44d60c0b | 1661 | if ( !text.empty() ) |
08b7c251 VZ |
1662 | { |
1663 | mask |= TVIF_TEXT; | |
837e5743 | 1664 | tvIns.item.pszText = (wxChar *)text.c_str(); // cast is ok |
08b7c251 | 1665 | } |
f6bcfd97 BP |
1666 | else |
1667 | { | |
1668 | tvIns.item.pszText = NULL; | |
1669 | tvIns.item.cchTextMax = 0; | |
1670 | } | |
02ce7b72 | 1671 | |
08b7c251 VZ |
1672 | if ( image != -1 ) |
1673 | { | |
1674 | mask |= TVIF_IMAGE; | |
1675 | tvIns.item.iImage = image; | |
3a5a2f56 | 1676 | |
6b037754 | 1677 | if ( selectedImage == -1 ) |
3a5a2f56 VZ |
1678 | { |
1679 | // take the same image for selected icon if not specified | |
1680 | selectedImage = image; | |
1681 | } | |
08b7c251 | 1682 | } |
02ce7b72 | 1683 | |
08b7c251 VZ |
1684 | if ( selectedImage != -1 ) |
1685 | { | |
1686 | mask |= TVIF_SELECTEDIMAGE; | |
1687 | tvIns.item.iSelectedImage = selectedImage; | |
1688 | } | |
02ce7b72 | 1689 | |
08b7c251 VZ |
1690 | if ( data != NULL ) |
1691 | { | |
1692 | mask |= TVIF_PARAM; | |
1693 | tvIns.item.lParam = (LPARAM)data; | |
1694 | } | |
02ce7b72 | 1695 | |
08b7c251 | 1696 | tvIns.item.mask = mask; |
02ce7b72 | 1697 | |
d220ae32 | 1698 | HTREEITEM id = (HTREEITEM) TreeView_InsertItem(GetHwnd(), &tvIns); |
08b7c251 VZ |
1699 | if ( id == 0 ) |
1700 | { | |
f6bcfd97 | 1701 | wxLogLastError(wxT("TreeView_InsertItem")); |
08b7c251 | 1702 | } |
02ce7b72 | 1703 | |
fd3f686c VZ |
1704 | if ( data != NULL ) |
1705 | { | |
1706 | // associate the application tree item with Win32 tree item handle | |
ee4b2721 | 1707 | data->SetId(id); |
fd3f686c VZ |
1708 | } |
1709 | ||
ee4b2721 | 1710 | return wxTreeItemId(id); |
2bda0e17 KB |
1711 | } |
1712 | ||
08b7c251 | 1713 | // for compatibility only |
ee4b2721 VZ |
1714 | #if WXWIN_COMPATIBILITY_2_4 |
1715 | ||
08b7c251 VZ |
1716 | wxTreeItemId wxTreeCtrl::InsertItem(const wxTreeItemId& parent, |
1717 | const wxString& text, | |
1718 | int image, int selImage, | |
1719 | long insertAfter) | |
2bda0e17 | 1720 | { |
ee4b2721 | 1721 | return DoInsertItem(parent, wxTreeItemId((void *)insertAfter), text, |
08b7c251 | 1722 | image, selImage, NULL); |
2bda0e17 KB |
1723 | } |
1724 | ||
a6fb8636 WS |
1725 | wxImageList *wxTreeCtrl::GetImageList(int) const |
1726 | { | |
1727 | return GetImageList(); | |
1728 | } | |
1729 | ||
1730 | void wxTreeCtrl::SetImageList(wxImageList *imageList, int) | |
1731 | { | |
1732 | SetImageList(imageList); | |
1733 | } | |
1734 | ||
1735 | int wxTreeCtrl::GetItemSelectedImage(const wxTreeItemId& item) const | |
1736 | { | |
1737 | return GetItemImage(item, wxTreeItemIcon_Selected); | |
1738 | } | |
1739 | ||
1740 | void wxTreeCtrl::SetItemSelectedImage(const wxTreeItemId& item, int image) | |
1741 | { | |
1742 | SetItemImage(item, image, wxTreeItemIcon_Selected); | |
1743 | } | |
1744 | ||
ee4b2721 VZ |
1745 | #endif // WXWIN_COMPATIBILITY_2_4 |
1746 | ||
08b7c251 VZ |
1747 | wxTreeItemId wxTreeCtrl::AddRoot(const wxString& text, |
1748 | int image, int selectedImage, | |
1749 | wxTreeItemData *data) | |
2bda0e17 | 1750 | { |
a9c1265f VZ |
1751 | |
1752 | if ( m_windowStyle & wxTR_HIDE_ROOT ) | |
1753 | { | |
1754 | // create a virtual root item, the parent for all the others | |
1755 | m_pVirtualRoot = new wxVirtualNode(data); | |
1756 | ||
1757 | return TVI_ROOT; | |
1758 | } | |
1759 | ||
f888d614 | 1760 | return DoInsertItem(wxTreeItemId(), wxTreeItemId(), |
08b7c251 | 1761 | text, image, selectedImage, data); |
2bda0e17 KB |
1762 | } |
1763 | ||
08b7c251 VZ |
1764 | wxTreeItemId wxTreeCtrl::PrependItem(const wxTreeItemId& parent, |
1765 | const wxString& text, | |
1766 | int image, int selectedImage, | |
1767 | wxTreeItemData *data) | |
2bda0e17 | 1768 | { |
ee4b2721 | 1769 | return DoInsertItem(parent, TVI_FIRST, |
08b7c251 | 1770 | text, image, selectedImage, data); |
2bda0e17 KB |
1771 | } |
1772 | ||
08b7c251 VZ |
1773 | wxTreeItemId wxTreeCtrl::InsertItem(const wxTreeItemId& parent, |
1774 | const wxTreeItemId& idPrevious, | |
1775 | const wxString& text, | |
1776 | int image, int selectedImage, | |
1777 | wxTreeItemData *data) | |
2bda0e17 | 1778 | { |
08b7c251 | 1779 | return DoInsertItem(parent, idPrevious, text, image, selectedImage, data); |
2bda0e17 KB |
1780 | } |
1781 | ||
2ef31e80 VZ |
1782 | wxTreeItemId wxTreeCtrl::InsertItem(const wxTreeItemId& parent, |
1783 | size_t index, | |
1784 | const wxString& text, | |
1785 | int image, int selectedImage, | |
1786 | wxTreeItemData *data) | |
1787 | { | |
1788 | // find the item from index | |
ee4b2721 | 1789 | wxTreeItemIdValue cookie; |
2ef31e80 VZ |
1790 | wxTreeItemId idPrev, idCur = GetFirstChild(parent, cookie); |
1791 | while ( index != 0 && idCur.IsOk() ) | |
1792 | { | |
1793 | index--; | |
1794 | ||
1795 | idPrev = idCur; | |
1796 | idCur = GetNextChild(parent, cookie); | |
1797 | } | |
1798 | ||
1799 | // assert, not check: if the index is invalid, we will append the item | |
1800 | // to the end | |
1801 | wxASSERT_MSG( index == 0, _T("bad index in wxTreeCtrl::InsertItem") ); | |
1802 | ||
1803 | return DoInsertItem(parent, idPrev, text, image, selectedImage, data); | |
1804 | } | |
1805 | ||
08b7c251 VZ |
1806 | wxTreeItemId wxTreeCtrl::AppendItem(const wxTreeItemId& parent, |
1807 | const wxString& text, | |
1808 | int image, int selectedImage, | |
1809 | wxTreeItemData *data) | |
2bda0e17 | 1810 | { |
ee4b2721 | 1811 | return DoInsertItem(parent, TVI_LAST, |
08b7c251 | 1812 | text, image, selectedImage, data); |
2bda0e17 KB |
1813 | } |
1814 | ||
08b7c251 | 1815 | void wxTreeCtrl::Delete(const wxTreeItemId& item) |
2bda0e17 | 1816 | { |
3f7bc32b | 1817 | if ( !TreeView_DeleteItem(GetHwnd(), HITEM(item)) ) |
bbcdf8bc | 1818 | { |
f6bcfd97 | 1819 | wxLogLastError(wxT("TreeView_DeleteItem")); |
bbcdf8bc | 1820 | } |
bbcdf8bc JS |
1821 | } |
1822 | ||
23fd5130 VZ |
1823 | // delete all children (but don't delete the item itself) |
1824 | void wxTreeCtrl::DeleteChildren(const wxTreeItemId& item) | |
1825 | { | |
ee4b2721 | 1826 | wxTreeItemIdValue cookie; |
23fd5130 | 1827 | |
ee4b2721 | 1828 | wxArrayTreeItemIds children; |
23fd5130 VZ |
1829 | wxTreeItemId child = GetFirstChild(item, cookie); |
1830 | while ( child.IsOk() ) | |
1831 | { | |
ee4b2721 | 1832 | children.Add(child); |
23fd5130 VZ |
1833 | |
1834 | child = GetNextChild(item, cookie); | |
1835 | } | |
1836 | ||
1837 | size_t nCount = children.Count(); | |
1838 | for ( size_t n = 0; n < nCount; n++ ) | |
1839 | { | |
f888d614 | 1840 | if ( !TreeView_DeleteItem(GetHwnd(), HITEM_PTR(children[n])) ) |
23fd5130 | 1841 | { |
f6bcfd97 | 1842 | wxLogLastError(wxT("TreeView_DeleteItem")); |
23fd5130 VZ |
1843 | } |
1844 | } | |
1845 | } | |
1846 | ||
08b7c251 | 1847 | void wxTreeCtrl::DeleteAllItems() |
bbcdf8bc | 1848 | { |
bfedf621 VZ |
1849 | // delete the "virtual" root item. |
1850 | if ( GET_VIRTUAL_ROOT() ) | |
1851 | { | |
1852 | delete GET_VIRTUAL_ROOT(); | |
1853 | m_pVirtualRoot = NULL; | |
1854 | } | |
1855 | ||
1856 | // and all the real items | |
a9c1265f | 1857 | |
d220ae32 | 1858 | if ( !TreeView_DeleteAllItems(GetHwnd()) ) |
bbcdf8bc | 1859 | { |
f6bcfd97 | 1860 | wxLogLastError(wxT("TreeView_DeleteAllItems")); |
bbcdf8bc | 1861 | } |
2bda0e17 KB |
1862 | } |
1863 | ||
08b7c251 | 1864 | void wxTreeCtrl::DoExpand(const wxTreeItemId& item, int flag) |
2bda0e17 | 1865 | { |
dd3646fd VZ |
1866 | wxASSERT_MSG( flag == TVE_COLLAPSE || |
1867 | flag == (TVE_COLLAPSE | TVE_COLLAPSERESET) || | |
1868 | flag == TVE_EXPAND || | |
1869 | flag == TVE_TOGGLE, | |
223d09f6 | 1870 | wxT("Unknown flag in wxTreeCtrl::DoExpand") ); |
08b7c251 | 1871 | |
a9c1265f | 1872 | // A hidden root can be neither expanded nor collapsed. |
e9616381 | 1873 | wxCHECK_RET( !(m_windowStyle & wxTR_HIDE_ROOT) || (HITEM(item) != TVI_ROOT), |
0d6a0101 | 1874 | wxT("Can't expand/collapse hidden root node!") ) |
a9c1265f | 1875 | |
08b7c251 | 1876 | // TreeView_Expand doesn't send TVN_ITEMEXPAND(ING) messages, so we must |
d220ae32 VZ |
1877 | // emulate them. This behaviour has changed slightly with comctl32.dll |
1878 | // v 4.70 - now it does send them but only the first time. To maintain | |
1879 | // compatible behaviour and also in order to not have surprises with the | |
1880 | // future versions, don't rely on this and still do everything ourselves. | |
1881 | // To avoid that the messages be sent twice when the item is expanded for | |
1882 | // the first time we must clear TVIS_EXPANDEDONCE style manually. | |
1883 | ||
1884 | wxTreeViewItem tvItem(item, TVIF_STATE, TVIS_EXPANDEDONCE); | |
1885 | tvItem.state = 0; | |
1886 | DoSetItem(&tvItem); | |
1887 | ||
3f7bc32b | 1888 | if ( TreeView_Expand(GetHwnd(), HITEM(item), flag) != 0 ) |
08b7c251 VZ |
1889 | { |
1890 | wxTreeEvent event(wxEVT_NULL, m_windowId); | |
1891 | event.m_item = item; | |
08b7c251 | 1892 | event.SetEventObject(this); |
2bda0e17 | 1893 | |
deb1de30 VZ |
1894 | // note that the {EXPAND|COLLAPS}ING event is sent by TreeView_Expand() |
1895 | // itself | |
1896 | event.SetEventType(gs_expandEvents[IsExpanded(item) ? IDX_EXPAND | |
1897 | : IDX_COLLAPSE] | |
1898 | [IDX_DONE]); | |
2bda0e17 | 1899 | |
deb1de30 | 1900 | (void)GetEventHandler()->ProcessEvent(event); |
08b7c251 | 1901 | } |
d220ae32 | 1902 | //else: change didn't took place, so do nothing at all |
2bda0e17 KB |
1903 | } |
1904 | ||
08b7c251 | 1905 | void wxTreeCtrl::Expand(const wxTreeItemId& item) |
2bda0e17 | 1906 | { |
08b7c251 | 1907 | DoExpand(item, TVE_EXPAND); |
2bda0e17 | 1908 | } |
2bda0e17 | 1909 | |
08b7c251 | 1910 | void wxTreeCtrl::Collapse(const wxTreeItemId& item) |
2bda0e17 | 1911 | { |
08b7c251 | 1912 | DoExpand(item, TVE_COLLAPSE); |
2bda0e17 KB |
1913 | } |
1914 | ||
08b7c251 | 1915 | void wxTreeCtrl::CollapseAndReset(const wxTreeItemId& item) |
2bda0e17 | 1916 | { |
dd3646fd | 1917 | DoExpand(item, TVE_COLLAPSE | TVE_COLLAPSERESET); |
2bda0e17 KB |
1918 | } |
1919 | ||
08b7c251 | 1920 | void wxTreeCtrl::Toggle(const wxTreeItemId& item) |
2bda0e17 | 1921 | { |
08b7c251 | 1922 | DoExpand(item, TVE_TOGGLE); |
2bda0e17 KB |
1923 | } |
1924 | ||
b5f6b52a | 1925 | #if WXWIN_COMPATIBILITY_2_4 |
a6fb8636 | 1926 | |
42c5812d UU |
1927 | void wxTreeCtrl::ExpandItem(const wxTreeItemId& item, int action) |
1928 | { | |
9dfbf520 | 1929 | DoExpand(item, action); |
42c5812d | 1930 | } |
a6fb8636 | 1931 | |
b5f6b52a | 1932 | #endif |
42c5812d | 1933 | |
08b7c251 | 1934 | void wxTreeCtrl::Unselect() |
2bda0e17 | 1935 | { |
3f7bc32b VZ |
1936 | wxASSERT_MSG( !(m_windowStyle & wxTR_MULTIPLE), |
1937 | wxT("doesn't make sense, may be you want UnselectAll()?") ); | |
9dfbf520 VZ |
1938 | |
1939 | // just remove the selection | |
ee4b2721 | 1940 | SelectItem(wxTreeItemId()); |
08b7c251 | 1941 | } |
02ce7b72 | 1942 | |
9dfbf520 | 1943 | void wxTreeCtrl::UnselectAll() |
08b7c251 | 1944 | { |
9dfbf520 | 1945 | if ( m_windowStyle & wxTR_MULTIPLE ) |
2bda0e17 | 1946 | { |
9dfbf520 VZ |
1947 | wxArrayTreeItemIds selections; |
1948 | size_t count = GetSelections(selections); | |
1949 | for ( size_t n = 0; n < count; n++ ) | |
d220ae32 | 1950 | { |
3f7bc32b | 1951 | #if wxUSE_CHECKBOXES_IN_MULTI_SEL_TREE |
f888d614 | 1952 | SetItemCheck(HITEM_PTR(selections[n]), false); |
3f7bc32b | 1953 | #else // !wxUSE_CHECKBOXES_IN_MULTI_SEL_TREE |
f888d614 | 1954 | ::UnselectItem(GetHwnd(), HITEM_PTR(selections[n])); |
3f7bc32b | 1955 | #endif // wxUSE_CHECKBOXES_IN_MULTI_SEL_TREE/!wxUSE_CHECKBOXES_IN_MULTI_SEL_TREE |
d220ae32 | 1956 | } |
ba8a1961 VZ |
1957 | |
1958 | m_htSelStart.Unset(); | |
9dfbf520 VZ |
1959 | } |
1960 | else | |
1961 | { | |
1962 | // just remove the selection | |
1963 | Unselect(); | |
1964 | } | |
1965 | } | |
1966 | ||
3e9af289 | 1967 | void wxTreeCtrl::SelectItem(const wxTreeItemId& item, bool select) |
9dfbf520 VZ |
1968 | { |
1969 | if ( m_windowStyle & wxTR_MULTIPLE ) | |
1970 | { | |
3f7bc32b | 1971 | #if wxUSE_CHECKBOXES_IN_MULTI_SEL_TREE |
9dfbf520 | 1972 | // selecting the item means checking it |
3e9af289 | 1973 | SetItemCheck(item, select); |
3f7bc32b | 1974 | #else // !wxUSE_CHECKBOXES_IN_MULTI_SEL_TREE |
3e9af289 | 1975 | ::SelectItem(GetHwnd(), HITEM(item), select); |
3f7bc32b | 1976 | #endif // wxUSE_CHECKBOXES_IN_MULTI_SEL_TREE/!wxUSE_CHECKBOXES_IN_MULTI_SEL_TREE |
9dfbf520 VZ |
1977 | } |
1978 | else | |
1979 | { | |
3e9af289 VZ |
1980 | wxASSERT_MSG( select, |
1981 | _T("SelectItem(false) works only for multiselect") ); | |
1982 | ||
9dfbf520 VZ |
1983 | // inspite of the docs (MSDN Jan 99 edition), we don't seem to receive |
1984 | // the notification from the control (i.e. TVN_SELCHANG{ED|ING}), so | |
1985 | // send them ourselves | |
1986 | ||
1987 | wxTreeEvent event(wxEVT_NULL, m_windowId); | |
1988 | event.m_item = item; | |
1989 | event.SetEventObject(this); | |
1990 | ||
1991 | event.SetEventType(wxEVT_COMMAND_TREE_SEL_CHANGING); | |
1992 | if ( !GetEventHandler()->ProcessEvent(event) || event.IsAllowed() ) | |
d220ae32 | 1993 | { |
5e7718a2 VZ |
1994 | if ( !TreeView_SelectItem(GetHwnd(), HITEM(item)) ) |
1995 | { | |
1996 | wxLogLastError(wxT("TreeView_SelectItem")); | |
1997 | } | |
1998 | else // ok | |
9dfbf520 VZ |
1999 | { |
2000 | event.SetEventType(wxEVT_COMMAND_TREE_SEL_CHANGED); | |
2001 | (void)GetEventHandler()->ProcessEvent(event); | |
2002 | } | |
d220ae32 | 2003 | } |
9dfbf520 | 2004 | //else: program vetoed the change |
2bda0e17 | 2005 | } |
08b7c251 | 2006 | } |
2bda0e17 | 2007 | |
3e9af289 VZ |
2008 | void wxTreeCtrl::UnselectItem(const wxTreeItemId& item) |
2009 | { | |
2010 | SelectItem(item, false); | |
2011 | } | |
2012 | ||
2013 | void wxTreeCtrl::ToggleItemSelection(const wxTreeItemId& item) | |
2014 | { | |
2015 | SelectItem(item, !IsSelected(item)); | |
2016 | } | |
2017 | ||
08b7c251 VZ |
2018 | void wxTreeCtrl::EnsureVisible(const wxTreeItemId& item) |
2019 | { | |
2020 | // no error return | |
3f7bc32b | 2021 | TreeView_EnsureVisible(GetHwnd(), HITEM(item)); |
08b7c251 VZ |
2022 | } |
2023 | ||
2024 | void wxTreeCtrl::ScrollTo(const wxTreeItemId& item) | |
2025 | { | |
3f7bc32b | 2026 | if ( !TreeView_SelectSetFirstVisible(GetHwnd(), HITEM(item)) ) |
2bda0e17 | 2027 | { |
f6bcfd97 | 2028 | wxLogLastError(wxT("TreeView_SelectSetFirstVisible")); |
2bda0e17 | 2029 | } |
08b7c251 VZ |
2030 | } |
2031 | ||
44fbc477 | 2032 | wxTextCtrl *wxTreeCtrl::GetEditControl() const |
08b7c251 VZ |
2033 | { |
2034 | return m_textCtrl; | |
2035 | } | |
2036 | ||
2037 | void wxTreeCtrl::DeleteTextCtrl() | |
2038 | { | |
2039 | if ( m_textCtrl ) | |
2bda0e17 | 2040 | { |
b6a3d6ad VZ |
2041 | // the HWND corresponding to this control is deleted by the tree |
2042 | // control itself and we don't know when exactly this happens, so check | |
2043 | // if the window still exists before calling UnsubclassWin() | |
2044 | if ( !::IsWindow(GetHwndOf(m_textCtrl)) ) | |
2045 | { | |
2046 | m_textCtrl->SetHWND(0); | |
2047 | } | |
2048 | ||
08b7c251 VZ |
2049 | m_textCtrl->UnsubclassWin(); |
2050 | m_textCtrl->SetHWND(0); | |
2051 | delete m_textCtrl; | |
2052 | m_textCtrl = NULL; | |
1a4088e1 VZ |
2053 | |
2054 | m_idEdited.Unset(); | |
2bda0e17 | 2055 | } |
08b7c251 | 2056 | } |
2bda0e17 | 2057 | |
08b7c251 VZ |
2058 | wxTextCtrl* wxTreeCtrl::EditLabel(const wxTreeItemId& item, |
2059 | wxClassInfo* textControlClass) | |
2060 | { | |
2061 | wxASSERT( textControlClass->IsKindOf(CLASSINFO(wxTextCtrl)) ); | |
2062 | ||
b94ae1ea VZ |
2063 | DeleteTextCtrl(); |
2064 | ||
1a4088e1 | 2065 | m_idEdited = item; |
cd6bd270 | 2066 | m_textCtrl = (wxTextCtrl *)textControlClass->CreateObject(); |
3f7bc32b | 2067 | HWND hWnd = (HWND) TreeView_EditLabel(GetHwnd(), HITEM(item)); |
2bda0e17 | 2068 | |
5ea47806 | 2069 | // this is not an error - the TVN_BEGINLABELEDIT handler might have |
04cd30de | 2070 | // returned false |
5ea47806 VZ |
2071 | if ( !hWnd ) |
2072 | { | |
cd6bd270 MB |
2073 | delete m_textCtrl; |
2074 | m_textCtrl = NULL; | |
5ea47806 VZ |
2075 | return NULL; |
2076 | } | |
2bda0e17 | 2077 | |
cd6bd270 | 2078 | // textctrl is subclassed in MSWOnNotify |
08b7c251 | 2079 | return m_textCtrl; |
2bda0e17 KB |
2080 | } |
2081 | ||
08b7c251 | 2082 | // End label editing, optionally cancelling the edit |
d35dce3a | 2083 | void wxTreeCtrl::DoEndEditLabel(bool discardChanges) |
2bda0e17 | 2084 | { |
d220ae32 | 2085 | TreeView_EndEditLabelNow(GetHwnd(), discardChanges); |
08b7c251 VZ |
2086 | |
2087 | DeleteTextCtrl(); | |
2bda0e17 KB |
2088 | } |
2089 | ||
08b7c251 | 2090 | wxTreeItemId wxTreeCtrl::HitTest(const wxPoint& point, int& flags) |
2bda0e17 | 2091 | { |
08b7c251 VZ |
2092 | TV_HITTESTINFO hitTestInfo; |
2093 | hitTestInfo.pt.x = (int)point.x; | |
2094 | hitTestInfo.pt.y = (int)point.y; | |
2bda0e17 | 2095 | |
d220ae32 | 2096 | TreeView_HitTest(GetHwnd(), &hitTestInfo); |
2bda0e17 | 2097 | |
08b7c251 VZ |
2098 | flags = 0; |
2099 | ||
2100 | // avoid repetition | |
2101 | #define TRANSLATE_FLAG(flag) if ( hitTestInfo.flags & TVHT_##flag ) \ | |
2102 | flags |= wxTREE_HITTEST_##flag | |
2103 | ||
2104 | TRANSLATE_FLAG(ABOVE); | |
2105 | TRANSLATE_FLAG(BELOW); | |
2106 | TRANSLATE_FLAG(NOWHERE); | |
2107 | TRANSLATE_FLAG(ONITEMBUTTON); | |
2108 | TRANSLATE_FLAG(ONITEMICON); | |
2109 | TRANSLATE_FLAG(ONITEMINDENT); | |
2110 | TRANSLATE_FLAG(ONITEMLABEL); | |
2111 | TRANSLATE_FLAG(ONITEMRIGHT); | |
2112 | TRANSLATE_FLAG(ONITEMSTATEICON); | |
2113 | TRANSLATE_FLAG(TOLEFT); | |
2114 | TRANSLATE_FLAG(TORIGHT); | |
2bda0e17 | 2115 | |
08b7c251 VZ |
2116 | #undef TRANSLATE_FLAG |
2117 | ||
ee4b2721 | 2118 | return wxTreeItemId(hitTestInfo.hItem); |
08b7c251 VZ |
2119 | } |
2120 | ||
f7c832a7 VZ |
2121 | bool wxTreeCtrl::GetBoundingRect(const wxTreeItemId& item, |
2122 | wxRect& rect, | |
2123 | bool textOnly) const | |
2124 | { | |
2125 | RECT rc; | |
f2c3db9d RD |
2126 | |
2127 | // Virtual root items have no bounding rectangle | |
2128 | if ( IS_VIRTUAL_ROOT(item) ) | |
2129 | { | |
2130 | return false; | |
2131 | } | |
2132 | ||
3f7bc32b | 2133 | if ( TreeView_GetItemRect(GetHwnd(), HITEM(item), |
f7c832a7 VZ |
2134 | &rc, textOnly) ) |
2135 | { | |
2136 | rect = wxRect(wxPoint(rc.left, rc.top), wxPoint(rc.right, rc.bottom)); | |
2137 | ||
04cd30de | 2138 | return true; |
f7c832a7 VZ |
2139 | } |
2140 | else | |
2141 | { | |
2142 | // couldn't retrieve rect: for example, item isn't visible | |
04cd30de | 2143 | return false; |
f7c832a7 VZ |
2144 | } |
2145 | } | |
2146 | ||
23fd5130 VZ |
2147 | // ---------------------------------------------------------------------------- |
2148 | // sorting stuff | |
2149 | // ---------------------------------------------------------------------------- | |
f7c832a7 | 2150 | |
502a2b18 VZ |
2151 | // this is just a tiny namespace which is friend to wxTreeCtrl and so can use |
2152 | // functions such as IsDataIndirect() | |
2153 | class wxTreeSortHelper | |
2154 | { | |
2155 | public: | |
2156 | static int CALLBACK Compare(LPARAM data1, LPARAM data2, LPARAM tree); | |
2157 | ||
2158 | private: | |
2159 | static wxTreeItemId GetIdFromData(wxTreeCtrl *tree, LPARAM item) | |
2160 | { | |
2161 | wxTreeItemData *data = (wxTreeItemData *)item; | |
2162 | if ( tree->IsDataIndirect(data) ) | |
2163 | { | |
2164 | data = ((wxTreeItemIndirectData *)data)->GetData(); | |
2165 | } | |
2166 | ||
2167 | return data->GetId(); | |
2168 | } | |
2169 | }; | |
2170 | ||
2171 | int CALLBACK wxTreeSortHelper::Compare(LPARAM pItem1, | |
2172 | LPARAM pItem2, | |
2173 | LPARAM htree) | |
23fd5130 | 2174 | { |
096c9f9b | 2175 | wxCHECK_MSG( pItem1 && pItem2, 0, |
223d09f6 | 2176 | wxT("sorting tree without data doesn't make sense") ); |
096c9f9b | 2177 | |
502a2b18 VZ |
2178 | wxTreeCtrl *tree = (wxTreeCtrl *)htree; |
2179 | ||
2180 | return tree->OnCompareItems(GetIdFromData(tree, pItem1), | |
2181 | GetIdFromData(tree, pItem2)); | |
23fd5130 VZ |
2182 | } |
2183 | ||
95aabccc VZ |
2184 | int wxTreeCtrl::OnCompareItems(const wxTreeItemId& item1, |
2185 | const wxTreeItemId& item2) | |
08b7c251 | 2186 | { |
837e5743 | 2187 | return wxStrcmp(GetItemText(item1), GetItemText(item2)); |
95aabccc VZ |
2188 | } |
2189 | ||
2190 | void wxTreeCtrl::SortChildren(const wxTreeItemId& item) | |
2191 | { | |
05b2a432 RD |
2192 | wxCHECK_RET( item.IsOk(), wxT("invalid tree item") ); |
2193 | ||
95aabccc | 2194 | // rely on the fact that TreeView_SortChildren does the same thing as our |
23fd5130 VZ |
2195 | // default behaviour, i.e. sorts items alphabetically and so call it |
2196 | // directly if we're not in derived class (much more efficient!) | |
2197 | if ( GetClassInfo() == CLASSINFO(wxTreeCtrl) ) | |
2bda0e17 | 2198 | { |
3f7bc32b | 2199 | TreeView_SortChildren(GetHwnd(), HITEM(item), 0); |
2bda0e17 | 2200 | } |
08b7c251 | 2201 | else |
2bda0e17 | 2202 | { |
62448488 | 2203 | TV_SORTCB tvSort; |
3f7bc32b | 2204 | tvSort.hParent = HITEM(item); |
502a2b18 | 2205 | tvSort.lpfnCompare = wxTreeSortHelper::Compare; |
23fd5130 | 2206 | tvSort.lParam = (LPARAM)this; |
d220ae32 | 2207 | TreeView_SortChildrenCB(GetHwnd(), &tvSort, 0 /* reserved */); |
2bda0e17 | 2208 | } |
08b7c251 | 2209 | } |
2bda0e17 | 2210 | |
08b7c251 VZ |
2211 | // ---------------------------------------------------------------------------- |
2212 | // implementation | |
2213 | // ---------------------------------------------------------------------------- | |
2bda0e17 | 2214 | |
08b7c251 VZ |
2215 | bool wxTreeCtrl::MSWCommand(WXUINT cmd, WXWORD id) |
2216 | { | |
2217 | if ( cmd == EN_UPDATE ) | |
2bda0e17 | 2218 | { |
08b7c251 VZ |
2219 | wxCommandEvent event(wxEVT_COMMAND_TEXT_UPDATED, id); |
2220 | event.SetEventObject( this ); | |
2221 | ProcessCommand(event); | |
2bda0e17 | 2222 | } |
08b7c251 | 2223 | else if ( cmd == EN_KILLFOCUS ) |
2bda0e17 | 2224 | { |
08b7c251 VZ |
2225 | wxCommandEvent event(wxEVT_KILL_FOCUS, id); |
2226 | event.SetEventObject( this ); | |
2227 | ProcessCommand(event); | |
2bda0e17 | 2228 | } |
08b7c251 | 2229 | else |
2bda0e17 | 2230 | { |
08b7c251 | 2231 | // nothing done |
04cd30de | 2232 | return false; |
2bda0e17 | 2233 | } |
08b7c251 VZ |
2234 | |
2235 | // command processed | |
04cd30de | 2236 | return true; |
08b7c251 VZ |
2237 | } |
2238 | ||
23f681ec VZ |
2239 | // we hook into WndProc to process WM_MOUSEMOVE/WM_BUTTONUP messages - as we |
2240 | // only do it during dragging, minimize wxWin overhead (this is important for | |
2241 | // WM_MOUSEMOVE as they're a lot of them) by catching Windows messages directly | |
2242 | // instead of passing by wxWin events | |
c140b7e7 | 2243 | WXLRESULT wxTreeCtrl::MSWWindowProc(WXUINT nMsg, WXWPARAM wParam, WXLPARAM lParam) |
23f681ec | 2244 | { |
04cd30de | 2245 | bool processed = false; |
c140b7e7 | 2246 | WXLRESULT rc = 0; |
2b9a7d4c | 2247 | bool isMultiple = HasFlag(wxTR_MULTIPLE); |
3f7bc32b | 2248 | |
147964ca | 2249 | // This message is sent after a right-click, or when the "menu" key is pressed |
499bbaeb | 2250 | if ( nMsg == WM_CONTEXTMENU ) |
30f5e34f | 2251 | { |
147964ca KH |
2252 | int x = GET_X_LPARAM(lParam), |
2253 | y = GET_Y_LPARAM(lParam); | |
2254 | // Convert the screen point to a client point | |
2255 | wxPoint MenuPoint = ScreenToClient(wxPoint(x, y)); | |
2256 | ||
30f5e34f | 2257 | wxTreeEvent event( wxEVT_COMMAND_TREE_ITEM_MENU, GetId() ); |
9ea0f2c5 VZ |
2258 | |
2259 | // can't use GetSelection() here as it would assert in multiselect mode | |
2260 | event.m_item = wxTreeItemId(TreeView_GetSelection(GetHwnd())); | |
30f5e34f | 2261 | event.SetEventObject( this ); |
9ea0f2c5 | 2262 | |
147964ca KH |
2263 | // Get the bounding rectangle for the item, including the non-text areas |
2264 | wxRect ItemRect; | |
2265 | GetBoundingRect(event.m_item, ItemRect, false); | |
2266 | // If the point is inside the bounding rectangle, use it as the click position. | |
2267 | // This should be the case for WM_CONTEXTMENU as the result of a right-click | |
2268 | if (ItemRect.Inside(MenuPoint)) | |
2269 | { | |
2270 | event.m_pointDrag = MenuPoint; | |
2271 | } | |
2272 | // Use the Explorer standard of putting the menu at the left edge of the text, | |
2273 | // in the vertical middle of the text. Should be the case for the "menu" key | |
2274 | else | |
2275 | { | |
2276 | // Use the bounding rectangle of only the text part | |
2277 | GetBoundingRect(event.m_item, ItemRect, true); | |
2278 | event.m_pointDrag = wxPoint(ItemRect.GetX(), ItemRect.GetY() + ItemRect.GetHeight() / 2); | |
2279 | } | |
2280 | ||
9994e2da | 2281 | if ( GetEventHandler()->ProcessEvent(event) ) |
2b9a7d4c | 2282 | processed = true; |
9994e2da | 2283 | //else: continue with generating wxEVT_CONTEXT_MENU in base class code |
30f5e34f | 2284 | } |
2b9a7d4c | 2285 | else if ( (nMsg >= WM_MOUSEFIRST) && (nMsg <= WM_MOUSELAST) ) |
23f681ec | 2286 | { |
7bb8798c VZ |
2287 | // we only process mouse messages here and these parameters have the |
2288 | // same meaning for all of them | |
3f7bc32b VZ |
2289 | int x = GET_X_LPARAM(lParam), |
2290 | y = GET_Y_LPARAM(lParam); | |
2291 | HTREEITEM htItem = GetItemFromPoint(GetHwnd(), x, y); | |
e3ad5702 JS |
2292 | |
2293 | TV_HITTESTINFO tvht; | |
2294 | tvht.pt.x = x; | |
2295 | tvht.pt.y = y; | |
2296 | ||
2297 | TreeView_HitTest(GetHwnd(), &tvht); | |
3f7bc32b | 2298 | |
23f681ec VZ |
2299 | switch ( nMsg ) |
2300 | { | |
de6ac339 | 2301 | case WM_RBUTTONDOWN: |
92679f9f VZ |
2302 | // if the item we are about to right click on is not already |
2303 | // selected or if we click outside of any item, remove the | |
2304 | // entire previous selection | |
2305 | if ( !htItem || !::IsItemSelected(GetHwnd(), htItem) ) | |
de6ac339 JS |
2306 | { |
2307 | UnselectAll(); | |
2308 | } | |
2309 | ||
2310 | // select item and set the focus to the | |
2311 | // newly selected item | |
2312 | ::SelectItem(GetHwnd(), htItem); | |
2313 | ::SetFocus(GetHwnd(), htItem); | |
2314 | break; | |
2315 | ||
3f7bc32b VZ |
2316 | #if !wxUSE_CHECKBOXES_IN_MULTI_SEL_TREE |
2317 | case WM_LBUTTONDOWN: | |
e3ad5702 | 2318 | if ( htItem && isMultiple && (tvht.flags & TVHT_ONITEM) != 0 ) |
23f681ec | 2319 | { |
e3ad5702 JS |
2320 | m_htClickedItem = (WXHTREEITEM) htItem; |
2321 | m_ptClick = wxPoint(x, y); | |
2322 | ||
3f7bc32b VZ |
2323 | if ( wParam & MK_CONTROL ) |
2324 | { | |
2325 | SetFocus(); | |
23f681ec | 2326 | |
3f7bc32b | 2327 | // toggle selected state |
3e9af289 | 2328 | ::ToggleItemSelection(GetHwnd(), htItem); |
3f7bc32b VZ |
2329 | |
2330 | ::SetFocus(GetHwnd(), htItem); | |
2331 | ||
2332 | // reset on any click without Shift | |
f888d614 | 2333 | m_htSelStart.Unset(); |
3f7bc32b | 2334 | |
04cd30de | 2335 | processed = true; |
3f7bc32b VZ |
2336 | } |
2337 | else if ( wParam & MK_SHIFT ) | |
2338 | { | |
2339 | // this selects all items between the starting one and | |
2340 | // the current | |
2341 | ||
2342 | if ( !m_htSelStart ) | |
2343 | { | |
2344 | // take the focused item | |
ee4b2721 | 2345 | m_htSelStart = TreeView_GetSelection(GetHwnd()); |
3f7bc32b VZ |
2346 | } |
2347 | ||
e3ad5702 JS |
2348 | if ( m_htSelStart ) |
2349 | SelectRange(GetHwnd(), HITEM(m_htSelStart), htItem, | |
3f7bc32b | 2350 | !(wParam & MK_CONTROL)); |
e3ad5702 JS |
2351 | else |
2352 | ::SelectItem(GetHwnd(), htItem); | |
3f7bc32b VZ |
2353 | |
2354 | ::SetFocus(GetHwnd(), htItem); | |
23f681ec | 2355 | |
04cd30de | 2356 | processed = true; |
3f7bc32b VZ |
2357 | } |
2358 | else // normal click | |
2359 | { | |
df4ac4c7 VZ |
2360 | // avoid doing anything if we click on the only |
2361 | // currently selected item | |
e3ad5702 JS |
2362 | |
2363 | SetFocus(); | |
5e7718a2 | 2364 | |
df4ac4c7 VZ |
2365 | wxArrayTreeItemIds selections; |
2366 | size_t count = GetSelections(selections); | |
2367 | if ( count == 0 || | |
35cf1ec6 | 2368 | count > 1 || |
f888d614 | 2369 | HITEM_PTR(selections[0]) != htItem ) |
df4ac4c7 | 2370 | { |
35cf1ec6 VZ |
2371 | // clear the previously selected items, if the |
2372 | // user clicked outside of the present selection. | |
2373 | // otherwise, perform the deselection on mouse-up. | |
2374 | // this allows multiple drag and drop to work. | |
5e7718a2 | 2375 | |
e3ad5702 | 2376 | if (!IsItemSelected(GetHwnd(), htItem)) |
35cf1ec6 VZ |
2377 | { |
2378 | UnselectAll(); | |
2379 | ||
2380 | // prevent the click from starting in-place editing | |
2381 | // which should only happen if we click on the | |
2382 | // already selected item (and nothing else is | |
2383 | // selected) | |
2384 | ||
2385 | TreeView_SelectItem(GetHwnd(), 0); | |
2386 | ::SelectItem(GetHwnd(), htItem); | |
2387 | } | |
e3ad5702 JS |
2388 | ::SetFocus(GetHwnd(), htItem); |
2389 | processed = true; | |
df4ac4c7 | 2390 | } |
3f7bc32b VZ |
2391 | |
2392 | // reset on any click without Shift | |
f888d614 | 2393 | m_htSelStart.Unset(); |
3f7bc32b VZ |
2394 | } |
2395 | } | |
2396 | break; | |
2397 | #endif // wxUSE_CHECKBOXES_IN_MULTI_SEL_TREE | |
2398 | ||
2399 | case WM_MOUSEMOVE: | |
68fc69f3 | 2400 | #ifndef __WXWINCE__ |
e3ad5702 JS |
2401 | if ( m_htClickedItem ) |
2402 | { | |
2403 | int cx = abs(m_ptClick.x - x); | |
2404 | int cy = abs(m_ptClick.y - y); | |
2405 | ||
2406 | if ( cx > GetSystemMetrics( SM_CXDRAG ) || cy > GetSystemMetrics( SM_CYDRAG ) ) | |
2407 | { | |
2408 | HWND pWnd = ::GetParent( GetHwnd() ); | |
2409 | if ( pWnd ) | |
2410 | { | |
2411 | NM_TREEVIEW tv; | |
2412 | ||
2413 | tv.hdr.hwndFrom = GetHwnd(); | |
2414 | tv.hdr.idFrom = ::GetWindowLong( GetHwnd(), GWL_ID ); | |
2415 | tv.hdr.code = TVN_BEGINDRAG; | |
2416 | ||
2417 | tv.itemNew.hItem = HITEM(m_htClickedItem); | |
2418 | ||
2419 | TVITEM tviAux; | |
2420 | ZeroMemory(&tviAux, sizeof(tviAux)); | |
2421 | tviAux.hItem = HITEM(m_htClickedItem); | |
2422 | tviAux.mask = TVIF_STATE | TVIF_PARAM; | |
2423 | tviAux.stateMask = 0xffffffff; | |
2424 | TreeView_GetItem( GetHwnd(), &tviAux ); | |
2425 | ||
2426 | tv.itemNew.state = tviAux.state; | |
2427 | tv.itemNew.lParam = tviAux.lParam; | |
2428 | ||
2429 | tv.ptDrag.x = x; | |
2430 | tv.ptDrag.y = y; | |
2431 | ||
2432 | ::SendMessage( pWnd, WM_NOTIFY, tv.hdr.idFrom, (LPARAM)&tv ); | |
2433 | } | |
2434 | m_htClickedItem.Unset(); | |
2435 | } | |
e3ad5702 | 2436 | } |
68fc69f3 | 2437 | #endif // __WXWINCE__ |
e3ad5702 | 2438 | |
3f7bc32b VZ |
2439 | if ( m_dragImage ) |
2440 | { | |
afff720b | 2441 | m_dragImage->Move(wxPoint(x, y)); |
3f7bc32b | 2442 | if ( htItem ) |
23f681ec VZ |
2443 | { |
2444 | // highlight the item as target (hiding drag image is | |
2445 | // necessary - otherwise the display will be corrupted) | |
68be9f09 | 2446 | m_dragImage->Hide(); |
3f7bc32b | 2447 | TreeView_SelectDropTarget(GetHwnd(), htItem); |
68be9f09 | 2448 | m_dragImage->Show(); |
23f681ec VZ |
2449 | } |
2450 | } | |
2451 | break; | |
2452 | ||
2453 | case WM_LBUTTONUP: | |
35cf1ec6 VZ |
2454 | |
2455 | // facilitates multiple drag-and-drop | |
2456 | if (htItem && isMultiple) | |
2457 | { | |
2458 | wxArrayTreeItemIds selections; | |
2459 | size_t count = GetSelections(selections); | |
2460 | ||
2461 | if (count > 1 && | |
2462 | !(wParam & MK_CONTROL) && | |
2463 | !(wParam & MK_SHIFT)) | |
2464 | { | |
2465 | UnselectAll(); | |
2466 | TreeView_SelectItem(GetHwnd(), htItem); | |
e3ad5702 JS |
2467 | ::SelectItem(GetHwnd(), htItem); |
2468 | ::SetFocus(GetHwnd(), htItem); | |
35cf1ec6 | 2469 | } |
e3ad5702 | 2470 | m_htClickedItem.Unset(); |
35cf1ec6 VZ |
2471 | } |
2472 | ||
2473 | // fall through | |
2474 | ||
23f681ec | 2475 | case WM_RBUTTONUP: |
3f7bc32b | 2476 | if ( m_dragImage ) |
23f681ec | 2477 | { |
68be9f09 | 2478 | m_dragImage->EndDrag(); |
23f681ec VZ |
2479 | delete m_dragImage; |
2480 | m_dragImage = NULL; | |
2481 | ||
2482 | // generate the drag end event | |
2483 | wxTreeEvent event(wxEVT_COMMAND_TREE_END_DRAG, m_windowId); | |
2484 | ||
ee4b2721 | 2485 | event.m_item = htItem; |
23f681ec VZ |
2486 | event.m_pointDrag = wxPoint(x, y); |
2487 | event.SetEventObject(this); | |
2488 | ||
2489 | (void)GetEventHandler()->ProcessEvent(event); | |
225fe9d6 VZ |
2490 | |
2491 | // if we don't do it, the tree seems to think that 2 items | |
2492 | // are selected simultaneously which is quite weird | |
2493 | TreeView_SelectDropTarget(GetHwnd(), 0); | |
23f681ec VZ |
2494 | } |
2495 | break; | |
2496 | } | |
2497 | } | |
3f7bc32b VZ |
2498 | #if !wxUSE_CHECKBOXES_IN_MULTI_SEL_TREE |
2499 | else if ( (nMsg == WM_SETFOCUS || nMsg == WM_KILLFOCUS) && isMultiple ) | |
2500 | { | |
2501 | // the tree control greys out the selected item when it loses focus and | |
2502 | // paints it as selected again when it regains it, but it won't do it | |
2503 | // for the other items itself - help it | |
2504 | wxArrayTreeItemIds selections; | |
2505 | size_t count = GetSelections(selections); | |
2506 | RECT rect; | |
2507 | for ( size_t n = 0; n < count; n++ ) | |
2508 | { | |
04cd30de | 2509 | // TreeView_GetItemRect() will return false if item is not visible, |
3f7bc32b | 2510 | // which may happen perfectly well |
f888d614 | 2511 | if ( TreeView_GetItemRect(GetHwnd(), HITEM_PTR(selections[n]), |
2b9a7d4c | 2512 | &rect, TRUE) ) |
3f7bc32b | 2513 | { |
2b9a7d4c | 2514 | ::InvalidateRect(GetHwnd(), &rect, FALSE); |
3f7bc32b VZ |
2515 | } |
2516 | } | |
2517 | } | |
2518 | else if ( nMsg == WM_KEYDOWN && isMultiple ) | |
2519 | { | |
2520 | bool bCtrl = wxIsCtrlDown(), | |
2521 | bShift = wxIsShiftDown(); | |
2522 | ||
2c8e4738 | 2523 | HTREEITEM htSel = (HTREEITEM)TreeView_GetSelection(GetHwnd()); |
ba8a1961 | 2524 | switch ( wParam ) |
3f7bc32b | 2525 | { |
ba8a1961 VZ |
2526 | case VK_SPACE: |
2527 | if ( bCtrl ) | |
2528 | { | |
2529 | ::ToggleItemSelection(GetHwnd(), htSel); | |
2530 | } | |
2531 | else | |
2532 | { | |
2533 | UnselectAll(); | |
23f681ec | 2534 | |
ba8a1961 VZ |
2535 | ::SelectItem(GetHwnd(), htSel); |
2536 | } | |
3f7bc32b | 2537 | |
ba8a1961 VZ |
2538 | processed = true; |
2539 | break; | |
3f7bc32b | 2540 | |
ba8a1961 VZ |
2541 | case VK_UP: |
2542 | case VK_DOWN: | |
2543 | if ( !bCtrl && !bShift ) | |
3f7bc32b | 2544 | { |
ba8a1961 VZ |
2545 | // no modifiers, just clear selection and then let the default |
2546 | // processing to take place | |
2547 | UnselectAll(); | |
3f7bc32b | 2548 | } |
ba8a1961 | 2549 | else if ( htSel ) |
3f7bc32b | 2550 | { |
ba8a1961 VZ |
2551 | (void)wxControl::MSWWindowProc(nMsg, wParam, lParam); |
2552 | ||
2553 | HTREEITEM htNext = (HTREEITEM) | |
2554 | TreeView_GetNextItem | |
2555 | ( | |
2556 | GetHwnd(), | |
2557 | htSel, | |
2558 | wParam == VK_UP ? TVGN_PREVIOUSVISIBLE | |
2559 | : TVGN_NEXTVISIBLE | |
2560 | ); | |
2561 | ||
2562 | if ( !htNext ) | |
2563 | { | |
2564 | // at the top/bottom | |
2565 | htNext = htSel; | |
2566 | } | |
2567 | ||
2568 | if ( bShift ) | |
2569 | { | |
2570 | if ( !m_htSelStart ) | |
2571 | m_htSelStart = htSel; | |
2572 | ||
2573 | SelectRange(GetHwnd(), HITEM(m_htSelStart), htNext); | |
2574 | } | |
2575 | else // bCtrl | |
2576 | { | |
2577 | // without changing selection | |
2578 | ::SetFocus(GetHwnd(), htNext); | |
2579 | } | |
2580 | ||
2581 | processed = true; | |
3f7bc32b | 2582 | } |
ba8a1961 VZ |
2583 | break; |
2584 | ||
2585 | case VK_HOME: | |
2586 | case VK_END: | |
2587 | case VK_PRIOR: | |
2588 | case VK_NEXT: | |
2589 | // TODO: handle Shift/Ctrl with these keys | |
2590 | if ( !bCtrl && !bShift ) | |
3f7bc32b | 2591 | { |
ba8a1961 | 2592 | UnselectAll(); |
3f7bc32b | 2593 | |
ba8a1961 VZ |
2594 | m_htSelStart.Unset(); |
2595 | } | |
3f7bc32b VZ |
2596 | } |
2597 | } | |
2598 | #endif // !wxUSE_CHECKBOXES_IN_MULTI_SEL_TREE | |
d35dce3a VZ |
2599 | else if ( nMsg == WM_COMMAND ) |
2600 | { | |
2601 | // if we receive a EN_KILLFOCUS command from the in-place edit control | |
2602 | // used for label editing, make sure to end editing | |
2603 | WORD id, cmd; | |
2604 | WXHWND hwnd; | |
2605 | UnpackCommand(wParam, lParam, &id, &hwnd, &cmd); | |
2606 | ||
2607 | if ( cmd == EN_KILLFOCUS ) | |
2608 | { | |
2609 | if ( m_textCtrl && m_textCtrl->GetHandle() == hwnd ) | |
2610 | { | |
2611 | DoEndEditLabel(); | |
2612 | ||
2613 | processed = true; | |
2614 | } | |
2615 | } | |
2616 | } | |
7bb8798c | 2617 | |
3f7bc32b VZ |
2618 | if ( !processed ) |
2619 | rc = wxControl::MSWWindowProc(nMsg, wParam, lParam); | |
2620 | ||
2621 | return rc; | |
23f681ec VZ |
2622 | } |
2623 | ||
fbd8ac52 VZ |
2624 | WXLRESULT |
2625 | wxTreeCtrl::MSWDefWindowProc(WXUINT nMsg, WXWPARAM wParam, WXLPARAM lParam) | |
2626 | { | |
2627 | // default WM_RBUTTONDOWN handler enters modal loop inside DefWindowProc() | |
2628 | // waiting for WM_RBUTTONUP and then sends the resulting WM_CONTEXTMENU to | |
2629 | // the parent window, not us, which completely breaks everything so simply | |
2630 | // don't let it see this message at all | |
2631 | if ( nMsg == WM_RBUTTONDOWN ) | |
2632 | return 0; | |
2633 | ||
286694ba VZ |
2634 | // but because of the above we don't get NM_RCLICK which is normally |
2635 | // generated by tree window proc when the modal loop mentioned above ends | |
2636 | // because the mouse is released -- synthesize it ourselves instead | |
2637 | if ( nMsg == WM_RBUTTONUP ) | |
2638 | { | |
2639 | NMHDR hdr; | |
2640 | hdr.hwndFrom = GetHwnd(); | |
2641 | hdr.idFrom = GetId(); | |
2642 | hdr.code = NM_RCLICK; | |
2643 | ||
2644 | WXLPARAM rc; | |
2645 | MSWOnNotify(GetId(), (LPARAM)&hdr, &rc); | |
2646 | ||
2647 | // continue as usual | |
2648 | } | |
2649 | ||
068b764a VZ |
2650 | if ( nMsg == WM_CHAR ) |
2651 | { | |
2652 | // also don't let the control process Space and Return keys because it | |
2653 | // doesn't do anything useful with them anyhow but always beeps | |
2654 | // annoyingly when it receives them and there is no way to turn it off | |
2655 | // simply if you just process TREEITEM_ACTIVATED event to which Space | |
2656 | // and Enter presses are mapped in your code | |
2657 | if ( wParam == VK_SPACE || wParam == VK_RETURN ) | |
2658 | return 0; | |
2659 | } | |
2660 | ||
fbd8ac52 VZ |
2661 | return wxControl::MSWDefWindowProc(nMsg, wParam, lParam); |
2662 | } | |
2663 | ||
08b7c251 | 2664 | // process WM_NOTIFY Windows message |
a23fd0e1 | 2665 | bool wxTreeCtrl::MSWOnNotify(int idCtrl, WXLPARAM lParam, WXLPARAM *result) |
08b7c251 VZ |
2666 | { |
2667 | wxTreeEvent event(wxEVT_NULL, m_windowId); | |
2668 | wxEventType eventType = wxEVT_NULL; | |
2669 | NMHDR *hdr = (NMHDR *)lParam; | |
2670 | ||
2671 | switch ( hdr->code ) | |
2bda0e17 | 2672 | { |
08b7c251 VZ |
2673 | case TVN_BEGINDRAG: |
2674 | eventType = wxEVT_COMMAND_TREE_BEGIN_DRAG; | |
2675 | // fall through | |
2676 | ||
2677 | case TVN_BEGINRDRAG: | |
2678 | { | |
2679 | if ( eventType == wxEVT_NULL ) | |
2680 | eventType = wxEVT_COMMAND_TREE_BEGIN_RDRAG; | |
2681 | //else: left drag, already set above | |
2682 | ||
2683 | NM_TREEVIEW *tv = (NM_TREEVIEW *)lParam; | |
2684 | ||
ee4b2721 | 2685 | event.m_item = tv->itemNew.hItem; |
08b7c251 | 2686 | event.m_pointDrag = wxPoint(tv->ptDrag.x, tv->ptDrag.y); |
23f681ec VZ |
2687 | |
2688 | // don't allow dragging by default: the user code must | |
2689 | // explicitly say that it wants to allow it to avoid breaking | |
2690 | // the old apps | |
2691 | event.Veto(); | |
08b7c251 | 2692 | } |
696e1ea0 | 2693 | break; |
08b7c251 VZ |
2694 | |
2695 | case TVN_BEGINLABELEDIT: | |
2696 | { | |
2697 | eventType = wxEVT_COMMAND_TREE_BEGIN_LABEL_EDIT; | |
2698 | TV_DISPINFO *info = (TV_DISPINFO *)lParam; | |
2699 | ||
646a8a4d VZ |
2700 | // although the user event handler may still veto it, it is |
2701 | // important to set it now so that calls to SetItemText() from | |
2702 | // the event handler would change the text controls contents | |
2703 | m_idEdited = | |
ee4b2721 | 2704 | event.m_item = info->item.hItem; |
5ea47806 | 2705 | event.m_label = info->item.pszText; |
04cd30de | 2706 | event.m_editCancelled = false; |
08b7c251 | 2707 | } |
696e1ea0 | 2708 | break; |
08b7c251 VZ |
2709 | |
2710 | case TVN_DELETEITEM: | |
2711 | { | |
2712 | eventType = wxEVT_COMMAND_TREE_DELETE_ITEM; | |
2713 | NM_TREEVIEW *tv = (NM_TREEVIEW *)lParam; | |
2714 | ||
ee4b2721 | 2715 | event.m_item = tv->itemOld.hItem; |
696e1ea0 VZ |
2716 | |
2717 | if ( m_hasAnyAttr ) | |
2718 | { | |
ee4b2721 VZ |
2719 | wxMapTreeAttr::iterator it = m_attrs.find(tv->itemOld.hItem); |
2720 | if ( it != m_attrs.end() ) | |
2721 | { | |
2722 | delete it->second; | |
2723 | m_attrs.erase(it); | |
2724 | } | |
696e1ea0 | 2725 | } |
08b7c251 | 2726 | } |
696e1ea0 | 2727 | break; |
08b7c251 VZ |
2728 | |
2729 | case TVN_ENDLABELEDIT: | |
2730 | { | |
2731 | eventType = wxEVT_COMMAND_TREE_END_LABEL_EDIT; | |
2732 | TV_DISPINFO *info = (TV_DISPINFO *)lParam; | |
2733 | ||
ee4b2721 | 2734 | event.m_item = info->item.hItem; |
5ea47806 | 2735 | event.m_label = info->item.pszText; |
06110b00 | 2736 | event.m_editCancelled = info->item.pszText == NULL; |
08b7c251 VZ |
2737 | break; |
2738 | } | |
2739 | ||
676d6550 | 2740 | #ifndef __WXWINCE__ |
156194e1 JS |
2741 | // These *must* not be removed or TVN_GETINFOTIP will |
2742 | // not be processed each time the mouse is moved | |
2743 | // and the tooltip will only ever update once. | |
2744 | case TTN_NEEDTEXTA: | |
2745 | case TTN_NEEDTEXTW: | |
2746 | { | |
2747 | *result = 0; | |
2748 | ||
2749 | break; | |
2750 | } | |
2751 | ||
f3f71703 | 2752 | #ifdef TVN_GETINFOTIP |
156194e1 JS |
2753 | case TVN_GETINFOTIP: |
2754 | { | |
2755 | eventType = wxEVT_COMMAND_TREE_ITEM_GETTOOLTIP; | |
2756 | NMTVGETINFOTIP *info = (NMTVGETINFOTIP*)lParam; | |
2757 | ||
2758 | // Which item are we trying to get a tooltip for? | |
bc0aebab | 2759 | event.m_item = info->hItem; |
156194e1 JS |
2760 | |
2761 | break; | |
2762 | } | |
f3f71703 | 2763 | #endif |
676d6550 | 2764 | #endif |
5e7718a2 | 2765 | |
08b7c251 VZ |
2766 | case TVN_GETDISPINFO: |
2767 | eventType = wxEVT_COMMAND_TREE_GET_INFO; | |
2768 | // fall through | |
2769 | ||
2770 | case TVN_SETDISPINFO: | |
2771 | { | |
2772 | if ( eventType == wxEVT_NULL ) | |
2773 | eventType = wxEVT_COMMAND_TREE_SET_INFO; | |
2774 | //else: get, already set above | |
2775 | ||
2776 | TV_DISPINFO *info = (TV_DISPINFO *)lParam; | |
2777 | ||
ee4b2721 | 2778 | event.m_item = info->item.hItem; |
08b7c251 VZ |
2779 | break; |
2780 | } | |
2781 | ||
2782 | case TVN_ITEMEXPANDING: | |
08b7c251 VZ |
2783 | case TVN_ITEMEXPANDED: |
2784 | { | |
2785 | NM_TREEVIEW* tv = (NM_TREEVIEW*)lParam; | |
2786 | ||
deb1de30 | 2787 | int what; |
08b7c251 VZ |
2788 | switch ( tv->action ) |
2789 | { | |
deb1de30 VZ |
2790 | default: |
2791 | wxLogDebug(wxT("unexpected code %d in TVN_ITEMEXPAND message"), tv->action); | |
2792 | // fall through | |
2793 | ||
08b7c251 | 2794 | case TVE_EXPAND: |
deb1de30 | 2795 | what = IDX_EXPAND; |
08b7c251 VZ |
2796 | break; |
2797 | ||
2798 | case TVE_COLLAPSE: | |
deb1de30 | 2799 | what = IDX_COLLAPSE; |
08b7c251 | 2800 | break; |
08b7c251 VZ |
2801 | } |
2802 | ||
2b5f62a0 VZ |
2803 | int how = hdr->code == TVN_ITEMEXPANDING ? IDX_DOING |
2804 | : IDX_DONE; | |
deb1de30 VZ |
2805 | |
2806 | eventType = gs_expandEvents[what][how]; | |
08b7c251 | 2807 | |
ee4b2721 | 2808 | event.m_item = tv->itemNew.hItem; |
08b7c251 | 2809 | } |
696e1ea0 | 2810 | break; |
08b7c251 VZ |
2811 | |
2812 | case TVN_KEYDOWN: | |
2813 | { | |
2814 | eventType = wxEVT_COMMAND_TREE_KEY_DOWN; | |
2815 | TV_KEYDOWN *info = (TV_KEYDOWN *)lParam; | |
2816 | ||
1944ad76 VZ |
2817 | // fabricate the lParam and wParam parameters sufficiently |
2818 | // similar to the ones from a "real" WM_KEYDOWN so that | |
2819 | // CreateKeyEvent() works correctly | |
2820 | WXLPARAM lParam = | |
1fdf858b | 2821 | (::GetKeyState(VK_MENU) < 0 ? KF_ALTDOWN : 0) << 16; |
1944ad76 VZ |
2822 | |
2823 | WXWPARAM wParam = info->wVKey; | |
2824 | ||
2825 | int keyCode = wxCharCodeMSWToWX(info->wVKey); | |
2826 | if ( !keyCode ) | |
2827 | { | |
2828 | // wxCharCodeMSWToWX() returns 0 to indicate that this is a | |
2829 | // simple ASCII key | |
2830 | keyCode = wParam; | |
2831 | } | |
2832 | ||
8191741f | 2833 | event.m_evtKey = CreateKeyEvent(wxEVT_KEY_DOWN, |
1944ad76 VZ |
2834 | keyCode, |
2835 | lParam, | |
2836 | wParam); | |
23fd5130 | 2837 | |
3f7bc32b VZ |
2838 | // a separate event for Space/Return |
2839 | if ( !wxIsCtrlDown() && !wxIsShiftDown() && | |
2840 | ((info->wVKey == VK_SPACE) || (info->wVKey == VK_RETURN)) ) | |
23fd5130 VZ |
2841 | { |
2842 | wxTreeEvent event2(wxEVT_COMMAND_TREE_ITEM_ACTIVATED, | |
2843 | m_windowId); | |
2844 | event2.SetEventObject(this); | |
3f7bc32b VZ |
2845 | if ( !(GetWindowStyle() & wxTR_MULTIPLE) ) |
2846 | { | |
2847 | event2.m_item = GetSelection(); | |
2848 | } | |
2849 | //else: don't know how to get it | |
23fd5130 | 2850 | |
3f7bc32b | 2851 | (void)GetEventHandler()->ProcessEvent(event2); |
23fd5130 | 2852 | } |
08b7c251 | 2853 | } |
696e1ea0 | 2854 | break; |
08b7c251 | 2855 | |
5e7718a2 | 2856 | // NB: MSLU is broken and sends TVN_SELCHANGEDA instead of |
69a8b5b4 VS |
2857 | // TVN_SELCHANGEDW in Unicode mode under Win98. Therefore |
2858 | // we have to handle both messages: | |
2859 | case TVN_SELCHANGEDA: | |
2860 | case TVN_SELCHANGEDW: | |
08b7c251 VZ |
2861 | eventType = wxEVT_COMMAND_TREE_SEL_CHANGED; |
2862 | // fall through | |
2863 | ||
69a8b5b4 VS |
2864 | case TVN_SELCHANGINGA: |
2865 | case TVN_SELCHANGINGW: | |
08b7c251 VZ |
2866 | { |
2867 | if ( eventType == wxEVT_NULL ) | |
2868 | eventType = wxEVT_COMMAND_TREE_SEL_CHANGING; | |
2869 | //else: already set above | |
2870 | ||
5e7718a2 | 2871 | if (hdr->code == TVN_SELCHANGINGW || |
69a8b5b4 VS |
2872 | hdr->code == TVN_SELCHANGEDW) |
2873 | { | |
2874 | NM_TREEVIEWW* tv = (NM_TREEVIEWW *)lParam; | |
ee4b2721 VZ |
2875 | event.m_item = tv->itemNew.hItem; |
2876 | event.m_itemOld = tv->itemOld.hItem; | |
69a8b5b4 VS |
2877 | } |
2878 | else | |
2879 | { | |
2880 | NM_TREEVIEWA* tv = (NM_TREEVIEWA *)lParam; | |
ee4b2721 VZ |
2881 | event.m_item = tv->itemNew.hItem; |
2882 | event.m_itemOld = tv->itemOld.hItem; | |
69a8b5b4 | 2883 | } |
08b7c251 | 2884 | } |
696e1ea0 VZ |
2885 | break; |
2886 | ||
5b59df83 VZ |
2887 | // instead of explicitly checking for _WIN32_IE, check if the |
2888 | // required symbols are available in the headers | |
2889 | #if defined(CDDS_PREPAINT) && !wxUSE_COMCTL32_SAFELY | |
696e1ea0 VZ |
2890 | case NM_CUSTOMDRAW: |
2891 | { | |
2892 | LPNMTVCUSTOMDRAW lptvcd = (LPNMTVCUSTOMDRAW)lParam; | |
2893 | NMCUSTOMDRAW& nmcd = lptvcd->nmcd; | |
d7926e0b | 2894 | switch ( nmcd.dwDrawStage ) |
696e1ea0 VZ |
2895 | { |
2896 | case CDDS_PREPAINT: | |
2897 | // if we've got any items with non standard attributes, | |
2898 | // notify us before painting each item | |
2899 | *result = m_hasAnyAttr ? CDRF_NOTIFYITEMDRAW | |
2900 | : CDRF_DODEFAULT; | |
d7926e0b | 2901 | break; |
696e1ea0 VZ |
2902 | |
2903 | case CDDS_ITEMPREPAINT: | |
2904 | { | |
ee4b2721 VZ |
2905 | wxMapTreeAttr::iterator |
2906 | it = m_attrs.find((void *)nmcd.dwItemSpec); | |
696e1ea0 | 2907 | |
ee4b2721 | 2908 | if ( it == m_attrs.end() ) |
696e1ea0 VZ |
2909 | { |
2910 | // nothing to do for this item | |
d7926e0b VZ |
2911 | *result = CDRF_DODEFAULT; |
2912 | break; | |
696e1ea0 VZ |
2913 | } |
2914 | ||
ee4b2721 VZ |
2915 | wxTreeItemAttr * const attr = it->second; |
2916 | ||
19da49fc VZ |
2917 | // selection colours should override ours, |
2918 | // otherwise it is too confusing ot the user | |
2919 | if ( !(nmcd.uItemState & CDIS_SELECTED) ) | |
696e1ea0 | 2920 | { |
2076893b | 2921 | wxColour colBack; |
696e1ea0 VZ |
2922 | if ( attr->HasBackgroundColour() ) |
2923 | { | |
2924 | colBack = attr->GetBackgroundColour(); | |
19da49fc | 2925 | lptvcd->clrTextBk = wxColourToRGB(colBack); |
696e1ea0 | 2926 | } |
19da49fc VZ |
2927 | } |
2928 | ||
2929 | // but we still want to keep the special foreground | |
2930 | // colour when we don't have focus (we can't keep | |
2931 | // it when we do, it would usually be unreadable on | |
2932 | // the almost inverted bg colour...) | |
2933 | if ( !(nmcd.uItemState & CDIS_SELECTED) || | |
2934 | FindFocus() != this ) | |
2935 | { | |
2936 | wxColour colText; | |
2937 | if ( attr->HasTextColour() ) | |
696e1ea0 | 2938 | { |
19da49fc VZ |
2939 | colText = attr->GetTextColour(); |
2940 | lptvcd->clrText = wxColourToRGB(colText); | |
696e1ea0 | 2941 | } |
696e1ea0 VZ |
2942 | } |
2943 | ||
19da49fc | 2944 | if ( attr->HasFont() ) |
696e1ea0 | 2945 | { |
19da49fc VZ |
2946 | HFONT hFont = GetHfontOf(attr->GetFont()); |
2947 | ||
696e1ea0 VZ |
2948 | ::SelectObject(nmcd.hdc, hFont); |
2949 | ||
2950 | *result = CDRF_NEWFONT; | |
2951 | } | |
19da49fc | 2952 | else // no specific font |
696e1ea0 VZ |
2953 | { |
2954 | *result = CDRF_DODEFAULT; | |
2955 | } | |
696e1ea0 | 2956 | } |
d7926e0b | 2957 | break; |
696e1ea0 VZ |
2958 | |
2959 | default: | |
2960 | *result = CDRF_DODEFAULT; | |
696e1ea0 VZ |
2961 | } |
2962 | } | |
d7926e0b VZ |
2963 | |
2964 | // we always process it | |
04cd30de | 2965 | return true; |
5b59df83 | 2966 | #endif // have owner drawn support in headers |
08b7c251 | 2967 | |
8a000b6b VZ |
2968 | case NM_CLICK: |
2969 | { | |
2970 | DWORD pos = GetMessagePos(); | |
2971 | POINT point; | |
2972 | point.x = LOWORD(pos); | |
2973 | point.y = HIWORD(pos); | |
2974 | ::MapWindowPoints(HWND_DESKTOP, GetHwnd(), &point, 1); | |
2975 | int flags = 0; | |
2976 | wxTreeItemId item = HitTest(wxPoint(point.x, point.y), flags); | |
2977 | if (flags & wxTREE_HITTEST_ONITEMSTATEICON) | |
2978 | { | |
2979 | event.m_item = item; | |
2980 | eventType = wxEVT_COMMAND_TREE_STATE_IMAGE_CLICK; | |
2981 | } | |
2982 | break; | |
2983 | } | |
2984 | ||
f6bcfd97 BP |
2985 | case NM_DBLCLK: |
2986 | case NM_RCLICK: | |
2987 | { | |
2988 | TV_HITTESTINFO tvhti; | |
2989 | ::GetCursorPos(&tvhti.pt); | |
2990 | ::ScreenToClient(GetHwnd(), &tvhti.pt); | |
2991 | if ( TreeView_HitTest(GetHwnd(), &tvhti) ) | |
2992 | { | |
2993 | if ( tvhti.flags & TVHT_ONITEM ) | |
2994 | { | |
ee4b2721 | 2995 | event.m_item = tvhti.hItem; |
f6bcfd97 BP |
2996 | eventType = (int)hdr->code == NM_DBLCLK |
2997 | ? wxEVT_COMMAND_TREE_ITEM_ACTIVATED | |
2998 | : wxEVT_COMMAND_TREE_ITEM_RIGHT_CLICK; | |
8591268f VZ |
2999 | |
3000 | event.m_pointDrag.x = tvhti.pt.x; | |
3001 | event.m_pointDrag.y = tvhti.pt.y; | |
f6bcfd97 BP |
3002 | } |
3003 | ||
3004 | break; | |
3005 | } | |
3006 | } | |
3007 | // fall through | |
3008 | ||
08b7c251 | 3009 | default: |
a23fd0e1 | 3010 | return wxControl::MSWOnNotify(idCtrl, lParam, result); |
2bda0e17 | 3011 | } |
08b7c251 VZ |
3012 | |
3013 | event.SetEventObject(this); | |
3014 | event.SetEventType(eventType); | |
3015 | ||
fd3f686c | 3016 | bool processed = GetEventHandler()->ProcessEvent(event); |
08b7c251 VZ |
3017 | |
3018 | // post processing | |
5ea47806 | 3019 | switch ( hdr->code ) |
2bda0e17 | 3020 | { |
f6bcfd97 BP |
3021 | case NM_DBLCLK: |
3022 | // we translate NM_DBLCLK into ACTIVATED event, so don't interpret | |
3023 | // the return code of this event handler as the return value for | |
3024 | // NM_DBLCLK - otherwise, double clicking the item to toggle its | |
3025 | // expanded status would never work | |
04cd30de | 3026 | *result = false; |
f6bcfd97 BP |
3027 | break; |
3028 | ||
23f681ec VZ |
3029 | case TVN_BEGINDRAG: |
3030 | case TVN_BEGINRDRAG: | |
3031 | if ( event.IsAllowed() ) | |
3032 | { | |
3033 | // normally this is impossible because the m_dragImage is | |
3034 | // deleted once the drag operation is over | |
3035 | wxASSERT_MSG( !m_dragImage, _T("starting to drag once again?") ); | |
3036 | ||
3037 | m_dragImage = new wxDragImage(*this, event.m_item); | |
c47addef | 3038 | m_dragImage->BeginDrag(wxPoint(0,0), this); |
68be9f09 | 3039 | m_dragImage->Show(); |
23f681ec VZ |
3040 | } |
3041 | break; | |
3042 | ||
5ea47806 VZ |
3043 | case TVN_DELETEITEM: |
3044 | { | |
77ffb593 | 3045 | // NB: we might process this message using wxWidgets event |
5ea47806 VZ |
3046 | // tables, but due to overhead of wxWin event system we |
3047 | // prefer to do it here ourself (otherwise deleting a tree | |
3048 | // with many items is just too slow) | |
3049 | NM_TREEVIEW* tv = (NM_TREEVIEW *)lParam; | |
74b31181 VZ |
3050 | |
3051 | wxTreeItemId item = event.m_item; | |
3052 | if ( HasIndirectData(item) ) | |
3053 | { | |
3054 | wxTreeItemIndirectData *data = (wxTreeItemIndirectData *) | |
3055 | tv->itemOld.lParam; | |
3056 | delete data; // can't be NULL here | |
74b31181 VZ |
3057 | } |
3058 | else | |
3059 | { | |
3060 | wxTreeItemData *data = (wxTreeItemData *)tv->itemOld.lParam; | |
3061 | delete data; // may be NULL, ok | |
3062 | } | |
08b7c251 | 3063 | |
04cd30de | 3064 | processed = true; // Make sure we don't get called twice |
5ea47806 VZ |
3065 | } |
3066 | break; | |
3067 | ||
3068 | case TVN_BEGINLABELEDIT: | |
04cd30de | 3069 | // return true to cancel label editing |
5ea47806 | 3070 | *result = !event.IsAllowed(); |
646a8a4d | 3071 | |
cd6bd270 | 3072 | // set ES_WANTRETURN ( like we do in BeginLabelEdit ) |
646a8a4d | 3073 | if ( event.IsAllowed() ) |
cd6bd270 MB |
3074 | { |
3075 | HWND hText = TreeView_GetEditControl(GetHwnd()); | |
3076 | if(hText != NULL) | |
3077 | { | |
5e7718a2 | 3078 | // MBN: if m_textCtrl already has an HWND, it is a stale |
cd6bd270 MB |
3079 | // pointer from a previous edit (because the user |
3080 | // didn't modify the label before dismissing the control, | |
3081 | // and TVN_ENDLABELEDIT was not sent), so delete it | |
3082 | if(m_textCtrl && m_textCtrl->GetHWND() != 0) | |
3083 | DeleteTextCtrl(); | |
3084 | if(!m_textCtrl) | |
3085 | m_textCtrl = new wxTextCtrl(); | |
3086 | m_textCtrl->SetParent(this); | |
3087 | m_textCtrl->SetHWND((WXHWND)hText); | |
3088 | m_textCtrl->SubclassWin((WXHWND)hText); | |
3089 | ||
3090 | // set wxTE_PROCESS_ENTER style for the text control to | |
3091 | // force it to process the Enter presses itself, otherwise | |
3092 | // they could be stolen from it by the dialog | |
3093 | // navigation code | |
3094 | m_textCtrl->SetWindowStyle(m_textCtrl->GetWindowStyle() | |
3095 | | wxTE_PROCESS_ENTER); | |
3096 | } | |
3097 | } | |
646a8a4d VZ |
3098 | else // we had set m_idEdited before |
3099 | { | |
3100 | m_idEdited.Unset(); | |
3101 | } | |
5ea47806 VZ |
3102 | break; |
3103 | ||
3104 | case TVN_ENDLABELEDIT: | |
04cd30de | 3105 | // return true to set the label to the new string: note that we |
188781db | 3106 | // also must pretend that we did process the message or it is going |
04cd30de | 3107 | // to be passed to DefWindowProc() which will happily return false |
188781db | 3108 | // cancelling the label change |
5ea47806 | 3109 | *result = event.IsAllowed(); |
04cd30de | 3110 | processed = true; |
5ea47806 VZ |
3111 | |
3112 | // ensure that we don't have the text ctrl which is going to be | |
3113 | // deleted any more | |
3114 | DeleteTextCtrl(); | |
3115 | break; | |
3116 | ||
676d6550 | 3117 | #ifndef __WXWINCE__ |
f3f71703 | 3118 | #ifdef TVN_GETINFOTIP |
156194e1 JS |
3119 | case TVN_GETINFOTIP: |
3120 | { | |
3121 | // If the user permitted a tooltip change, change it | |
3122 | if (event.IsAllowed()) | |
3123 | { | |
3124 | SetToolTip(event.m_label); | |
3125 | } | |
3126 | } | |
3127 | break; | |
f3f71703 | 3128 | #endif |
676d6550 | 3129 | #endif |
5e7718a2 | 3130 | |
5ea47806 VZ |
3131 | case TVN_SELCHANGING: |
3132 | case TVN_ITEMEXPANDING: | |
04cd30de | 3133 | // return true to prevent the action from happening |
5ea47806 VZ |
3134 | *result = !event.IsAllowed(); |
3135 | break; | |
3136 | ||
deb1de30 VZ |
3137 | case TVN_ITEMEXPANDED: |
3138 | // the item is not refreshed properly after expansion when it has | |
3139 | // an image depending on the expanded/collapsed state - bug in | |
3140 | // comctl32.dll or our code? | |
3141 | { | |
bf43d750 | 3142 | NM_TREEVIEW* tv = (NM_TREEVIEW *)lParam; |
ee4b2721 | 3143 | wxTreeItemId id(tv->itemNew.hItem); |
deb1de30 | 3144 | |
bf43d750 VZ |
3145 | int image = GetItemImage(id, wxTreeItemIcon_Expanded); |
3146 | if ( image != -1 ) | |
3147 | { | |
3148 | RefreshItem(id); | |
deb1de30 VZ |
3149 | } |
3150 | } | |
3151 | break; | |
3152 | ||
74b31181 VZ |
3153 | case TVN_GETDISPINFO: |
3154 | // NB: so far the user can't set the image himself anyhow, so do it | |
3155 | // anyway - but this may change later | |
bf43d750 | 3156 | //if ( /* !processed && */ 1 ) |
74b31181 VZ |
3157 | { |
3158 | wxTreeItemId item = event.m_item; | |
3159 | TV_DISPINFO *info = (TV_DISPINFO *)lParam; | |
3160 | if ( info->item.mask & TVIF_IMAGE ) | |
3161 | { | |
3162 | info->item.iImage = | |
3163 | DoGetItemImageFromData | |
3164 | ( | |
3165 | item, | |
3166 | IsExpanded(item) ? wxTreeItemIcon_Expanded | |
3167 | : wxTreeItemIcon_Normal | |
3168 | ); | |
3169 | } | |
3170 | if ( info->item.mask & TVIF_SELECTEDIMAGE ) | |
3171 | { | |
3172 | info->item.iSelectedImage = | |
3173 | DoGetItemImageFromData | |
3174 | ( | |
3175 | item, | |
3176 | IsExpanded(item) ? wxTreeItemIcon_SelectedExpanded | |
3177 | : wxTreeItemIcon_Selected | |
3178 | ); | |
3179 | } | |
deb1de30 | 3180 | } |
74b31181 VZ |
3181 | break; |
3182 | ||
5ea47806 VZ |
3183 | //default: |
3184 | // for the other messages the return value is ignored and there is | |
3185 | // nothing special to do | |
3186 | } | |
fd3f686c | 3187 | return processed; |
2bda0e17 KB |
3188 | } |
3189 | ||
8a000b6b VZ |
3190 | // ---------------------------------------------------------------------------- |
3191 | // State control. | |
3192 | // ---------------------------------------------------------------------------- | |
3193 | ||
3194 | // why do they define INDEXTOSTATEIMAGEMASK but not the inverse? | |
3195 | #define STATEIMAGEMASKTOINDEX(state) (((state) & TVIS_STATEIMAGEMASK) >> 12) | |
3196 | ||
3197 | void wxTreeCtrl::SetState(const wxTreeItemId& node, int state) | |
3198 | { | |
3199 | TV_ITEM tvi; | |
3200 | tvi.hItem = (HTREEITEM)node.m_pItem; | |
3201 | tvi.mask = TVIF_STATE; | |
3202 | tvi.stateMask = TVIS_STATEIMAGEMASK; | |
3203 | ||
3204 | // Select the specified state, or -1 == cycle to the next one. | |
3205 | if ( state == -1 ) | |
3206 | { | |
5e7718a2 | 3207 | TreeView_GetItem(GetHwnd(), &tvi); |
8a000b6b VZ |
3208 | |
3209 | state = STATEIMAGEMASKTOINDEX(tvi.state) + 1; | |
3210 | if ( state == m_imageListState->GetImageCount() ) | |
3211 | state = 1; | |
3212 | } | |
3213 | ||
3214 | wxCHECK_RET( state < m_imageListState->GetImageCount(), | |
3215 | _T("wxTreeCtrl::SetState(): item index out of bounds") ); | |
3216 | ||
5e7718a2 | 3217 | tvi.state = INDEXTOSTATEIMAGEMASK(state); |
8a000b6b VZ |
3218 | |
3219 | TreeView_SetItem(GetHwnd(), &tvi); | |
3220 | } | |
3221 | ||
3222 | int wxTreeCtrl::GetState(const wxTreeItemId& node) | |
3223 | { | |
3224 | TV_ITEM tvi; | |
3225 | tvi.hItem = (HTREEITEM)node.m_pItem; | |
3226 | tvi.mask = TVIF_STATE; | |
3227 | tvi.stateMask = TVIS_STATEIMAGEMASK; | |
5e7718a2 | 3228 | TreeView_GetItem(GetHwnd(), &tvi); |
8a000b6b VZ |
3229 | |
3230 | return STATEIMAGEMASKTOINDEX(tvi.state); | |
3231 | } | |
3232 | ||
1729813a WS |
3233 | #if WXWIN_COMPATIBILITY_2_2 |
3234 | ||
3235 | wxTreeItemId wxTreeCtrl::GetParent(const wxTreeItemId& item) const | |
3236 | { | |
3237 | return GetItemParent( item ); | |
3238 | } | |
3239 | ||
3240 | #endif // WXWIN_COMPATIBILITY_2_2 | |
3241 | ||
1e6feb95 | 3242 | #endif // wxUSE_TREECTRL |
8a000b6b | 3243 |