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c801d85f | 1 | ///////////////////////////////////////////////////////////////////////////// |
ed4b0fdc | 2 | // Name: src/generic/treectlg.cpp |
f135ff73 | 3 | // Purpose: generic tree control implementation |
c801d85f KB |
4 | // Author: Robert Roebling |
5 | // Created: 01/02/97 | |
f135ff73 | 6 | // Modified: 22/10/98 - almost total rewrite, simpler interface (VZ) |
389cdc7a | 7 | // Id: $Id$ |
6aa89a22 | 8 | // Copyright: (c) 1998 Robert Roebling and Julian Smart |
65571936 | 9 | // Licence: wxWindows licence |
c801d85f KB |
10 | ///////////////////////////////////////////////////////////////////////////// |
11 | ||
f135ff73 VZ |
12 | // ============================================================================= |
13 | // declarations | |
14 | // ============================================================================= | |
15 | ||
16 | // ----------------------------------------------------------------------------- | |
17 | // headers | |
18 | // ----------------------------------------------------------------------------- | |
19 | ||
1e6d9499 JS |
20 | // For compilers that support precompilation, includes "wx.h". |
21 | #include "wx/wxprec.h" | |
22 | ||
23 | #ifdef __BORLANDC__ | |
1e6feb95 | 24 | #pragma hdrstop |
1e6d9499 JS |
25 | #endif |
26 | ||
1e6feb95 VZ |
27 | #if wxUSE_TREECTRL |
28 | ||
8cee4a30 | 29 | #include "wx/treectrl.h" |
ed4b0fdc WS |
30 | |
31 | #ifndef WX_PRECOMP | |
32 | #include "wx/dcclient.h" | |
c0badb70 | 33 | #include "wx/timer.h" |
9eddec69 | 34 | #include "wx/settings.h" |
2a673eb1 | 35 | #include "wx/listbox.h" |
fec9cc08 | 36 | #include "wx/textctrl.h" |
ed4b0fdc WS |
37 | #endif |
38 | ||
941830cb JS |
39 | #include "wx/generic/treectlg.h" |
40 | #include "wx/imaglist.h" | |
c801d85f | 41 | |
9c7f49f5 | 42 | #include "wx/renderer.h" |
44c44c82 | 43 | |
f89d65ea SC |
44 | #ifdef __WXMAC__ |
45 | #include "wx/mac/private.h" | |
46 | #endif | |
ca65c044 | 47 | |
f135ff73 VZ |
48 | // ----------------------------------------------------------------------------- |
49 | // array types | |
50 | // ----------------------------------------------------------------------------- | |
c801d85f | 51 | |
1e6d9499 JS |
52 | class WXDLLEXPORT wxGenericTreeItem; |
53 | ||
d5d29b8a | 54 | WX_DEFINE_EXPORTED_ARRAY_PTR(wxGenericTreeItem *, wxArrayGenericTreeItems); |
c801d85f | 55 | |
8dc99046 VZ |
56 | // ---------------------------------------------------------------------------- |
57 | // constants | |
58 | // ---------------------------------------------------------------------------- | |
59 | ||
60 | static const int NO_IMAGE = -1; | |
61 | ||
cb59313c | 62 | static const int PIXELS_PER_UNIT = 10; |
3dbeaa52 | 63 | |
3e4f8ee2 VZ |
64 | // the margin between the item image and the item text |
65 | static const int MARGIN_BETWEEN_IMAGE_AND_TEXT = 4; | |
66 | ||
f135ff73 VZ |
67 | // ----------------------------------------------------------------------------- |
68 | // private classes | |
69 | // ----------------------------------------------------------------------------- | |
70 | ||
3dbeaa52 VZ |
71 | // timer used for enabling in-place edit |
72 | class WXDLLEXPORT wxTreeRenameTimer: public wxTimer | |
73 | { | |
74 | public: | |
cb59313c VZ |
75 | // start editing the current item after half a second (if the mouse hasn't |
76 | // been clicked/moved) | |
7a944d2f | 77 | enum { DELAY = 500 }; |
cb59313c | 78 | |
941830cb | 79 | wxTreeRenameTimer( wxGenericTreeCtrl *owner ); |
3dbeaa52 | 80 | |
cb59313c | 81 | virtual void Notify(); |
3dbeaa52 VZ |
82 | |
83 | private: | |
cb59313c | 84 | wxGenericTreeCtrl *m_owner; |
22f3361e VZ |
85 | |
86 | DECLARE_NO_COPY_CLASS(wxTreeRenameTimer) | |
3dbeaa52 VZ |
87 | }; |
88 | ||
89 | // control used for in-place edit | |
90 | class WXDLLEXPORT wxTreeTextCtrl: public wxTextCtrl | |
91 | { | |
92 | public: | |
edb8f298 | 93 | wxTreeTextCtrl(wxGenericTreeCtrl *owner, wxGenericTreeItem *item); |
3dbeaa52 | 94 | |
8cee4a30 VZ |
95 | void EndEdit(bool discardChanges = false) |
96 | { | |
97 | if ( discardChanges ) | |
98 | { | |
99 | StopEditing(); | |
100 | } | |
101 | else | |
102 | { | |
103 | m_aboutToFinish = true; | |
104 | ||
105 | // Notify the owner about the changes | |
106 | AcceptChanges(); | |
107 | ||
108 | // Even if vetoed, close the control (consistent with MSW) | |
109 | Finish(); | |
110 | } | |
111 | } | |
112 | ||
0cf3b542 | 113 | void StopEditing() |
eb7f24c1 | 114 | { |
0cf3b542 RR |
115 | Finish(); |
116 | m_owner->OnRenameCancelled(m_itemEdited); | |
eb7f24c1 | 117 | } |
0cf3b542 | 118 | const wxGenericTreeItem* item() const { return m_itemEdited; } |
eb7f24c1 | 119 | |
edb8f298 | 120 | protected: |
3dbeaa52 | 121 | void OnChar( wxKeyEvent &event ); |
c13cace1 | 122 | void OnKeyUp( wxKeyEvent &event ); |
3dbeaa52 VZ |
123 | void OnKillFocus( wxFocusEvent &event ); |
124 | ||
edb8f298 VZ |
125 | bool AcceptChanges(); |
126 | void Finish(); | |
127 | ||
3dbeaa52 | 128 | private: |
618a5e38 | 129 | wxGenericTreeCtrl *m_owner; |
edb8f298 | 130 | wxGenericTreeItem *m_itemEdited; |
3dbeaa52 | 131 | wxString m_startValue; |
dd5a32cc | 132 | bool m_finished; |
33fe475a | 133 | bool m_aboutToFinish; |
3dbeaa52 VZ |
134 | |
135 | DECLARE_EVENT_TABLE() | |
22f3361e | 136 | DECLARE_NO_COPY_CLASS(wxTreeTextCtrl) |
3dbeaa52 VZ |
137 | }; |
138 | ||
cb59313c VZ |
139 | // timer used to clear wxGenericTreeCtrl::m_findPrefix if no key was pressed |
140 | // for a sufficiently long time | |
141 | class WXDLLEXPORT wxTreeFindTimer : public wxTimer | |
142 | { | |
143 | public: | |
144 | // reset the current prefix after half a second of inactivity | |
7a944d2f | 145 | enum { DELAY = 500 }; |
cb59313c VZ |
146 | |
147 | wxTreeFindTimer( wxGenericTreeCtrl *owner ) { m_owner = owner; } | |
148 | ||
149 | virtual void Notify() { m_owner->m_findPrefix.clear(); } | |
150 | ||
151 | private: | |
152 | wxGenericTreeCtrl *m_owner; | |
22f3361e VZ |
153 | |
154 | DECLARE_NO_COPY_CLASS(wxTreeFindTimer) | |
cb59313c VZ |
155 | }; |
156 | ||
f135ff73 VZ |
157 | // a tree item |
158 | class WXDLLEXPORT wxGenericTreeItem | |
c801d85f | 159 | { |
f135ff73 | 160 | public: |
9ec64fa7 VZ |
161 | // ctors & dtor |
162 | wxGenericTreeItem() { m_data = NULL; } | |
163 | wxGenericTreeItem( wxGenericTreeItem *parent, | |
618a5e38 | 164 | const wxString& text, |
618a5e38 RR |
165 | int image, |
166 | int selImage, | |
167 | wxTreeItemData *data ); | |
f135ff73 | 168 | |
9ec64fa7 | 169 | ~wxGenericTreeItem(); |
f135ff73 | 170 | |
9ec64fa7 VZ |
171 | // trivial accessors |
172 | wxArrayGenericTreeItems& GetChildren() { return m_children; } | |
f135ff73 | 173 | |
9ec64fa7 VZ |
174 | const wxString& GetText() const { return m_text; } |
175 | int GetImage(wxTreeItemIcon which = wxTreeItemIcon_Normal) const | |
3dbeaa52 | 176 | { return m_images[which]; } |
9ec64fa7 | 177 | wxTreeItemData *GetData() const { return m_data; } |
f135ff73 | 178 | |
9ec64fa7 VZ |
179 | // returns the current image for the item (depending on its |
180 | // selected/expanded/whatever state) | |
181 | int GetCurrentImage() const; | |
8dc99046 | 182 | |
9ec64fa7 VZ |
183 | void SetText( const wxString &text ); |
184 | void SetImage(int image, wxTreeItemIcon which) { m_images[which] = image; } | |
185 | void SetData(wxTreeItemData *data) { m_data = data; } | |
f135ff73 | 186 | |
ca65c044 | 187 | void SetHasPlus(bool has = true) { m_hasPlus = has; } |
f135ff73 | 188 | |
9ec64fa7 | 189 | void SetBold(bool bold) { m_isBold = bold; } |
ef44a621 | 190 | |
9ec64fa7 VZ |
191 | int GetX() const { return m_x; } |
192 | int GetY() const { return m_y; } | |
f135ff73 | 193 | |
9ec64fa7 VZ |
194 | void SetX(int x) { m_x = x; } |
195 | void SetY(int y) { m_y = y; } | |
f135ff73 | 196 | |
9ec64fa7 VZ |
197 | int GetHeight() const { return m_height; } |
198 | int GetWidth() const { return m_width; } | |
91b8de8d | 199 | |
9ec64fa7 VZ |
200 | void SetHeight(int h) { m_height = h; } |
201 | void SetWidth(int w) { m_width = w; } | |
91b8de8d | 202 | |
9ec64fa7 | 203 | wxGenericTreeItem *GetParent() const { return m_parent; } |
c801d85f | 204 | |
9ec64fa7 | 205 | // operations |
66619ee5 VZ |
206 | |
207 | // deletes all children notifying the treectrl about it | |
208 | void DeleteChildren(wxGenericTreeCtrl *tree); | |
f135ff73 | 209 | |
9ec64fa7 | 210 | // get count of all children (and grand children if 'recursively') |
ca65c044 | 211 | size_t GetChildrenCount(bool recursively = true) const; |
f135ff73 | 212 | |
9ec64fa7 | 213 | void Insert(wxGenericTreeItem *child, size_t index) |
f135ff73 VZ |
214 | { m_children.Insert(child, index); } |
215 | ||
941830cb | 216 | void GetSize( int &x, int &y, const wxGenericTreeCtrl* ); |
f135ff73 | 217 | |
9ec64fa7 | 218 | // return the item at given position (or NULL if no item), onButton is |
ca65c044 | 219 | // true if the point belongs to the item's button, otherwise it lies |
f8b043e7 | 220 | // on the item's label |
618a5e38 RR |
221 | wxGenericTreeItem *HitTest( const wxPoint& point, |
222 | const wxGenericTreeCtrl *, | |
223 | int &flags, | |
224 | int level ); | |
f135ff73 | 225 | |
ca65c044 WS |
226 | void Expand() { m_isCollapsed = false; } |
227 | void Collapse() { m_isCollapsed = true; } | |
f135ff73 | 228 | |
ca65c044 | 229 | void SetHilight( bool set = true ) { m_hasHilight = set; } |
f135ff73 | 230 | |
9ec64fa7 VZ |
231 | // status inquiries |
232 | bool HasChildren() const { return !m_children.IsEmpty(); } | |
ef8698d6 | 233 | bool IsSelected() const { return m_hasHilight != 0; } |
9ec64fa7 VZ |
234 | bool IsExpanded() const { return !m_isCollapsed; } |
235 | bool HasPlus() const { return m_hasPlus || HasChildren(); } | |
ef8698d6 | 236 | bool IsBold() const { return m_isBold != 0; } |
9ec64fa7 VZ |
237 | |
238 | // attributes | |
239 | // get them - may be NULL | |
240 | wxTreeItemAttr *GetAttributes() const { return m_attr; } | |
241 | // get them ensuring that the pointer is not NULL | |
242 | wxTreeItemAttr& Attr() | |
243 | { | |
244 | if ( !m_attr ) | |
618a5e38 | 245 | { |
9ec64fa7 | 246 | m_attr = new wxTreeItemAttr; |
ca65c044 | 247 | m_ownsAttr = true; |
618a5e38 | 248 | } |
9ec64fa7 VZ |
249 | return *m_attr; |
250 | } | |
618a5e38 RR |
251 | // set them |
252 | void SetAttributes(wxTreeItemAttr *attr) | |
253 | { | |
254 | if ( m_ownsAttr ) delete m_attr; | |
255 | m_attr = attr; | |
ca65c044 | 256 | m_ownsAttr = false; |
618a5e38 RR |
257 | } |
258 | // set them and delete when done | |
259 | void AssignAttributes(wxTreeItemAttr *attr) | |
260 | { | |
261 | SetAttributes(attr); | |
ca65c044 | 262 | m_ownsAttr = true; |
618a5e38 | 263 | } |
f135ff73 VZ |
264 | |
265 | private: | |
618a5e38 RR |
266 | // since there can be very many of these, we save size by chosing |
267 | // the smallest representation for the elements and by ordering | |
268 | // the members to avoid padding. | |
269 | wxString m_text; // label to be rendered for item | |
270 | ||
271 | wxTreeItemData *m_data; // user-provided data | |
272 | ||
273 | wxArrayGenericTreeItems m_children; // list of children | |
274 | wxGenericTreeItem *m_parent; // parent of this item | |
275 | ||
276 | wxTreeItemAttr *m_attr; // attributes??? | |
9ec64fa7 VZ |
277 | |
278 | // tree ctrl images for the normal, selected, expanded and | |
279 | // expanded+selected states | |
8253f2e0 | 280 | int m_images[wxTreeItemIcon_Max]; |
9ec64fa7 | 281 | |
618a5e38 | 282 | wxCoord m_x; // (virtual) offset from top |
e549bec4 | 283 | wxCoord m_y; // (virtual) offset from left |
8253f2e0 WS |
284 | int m_width; // width of this item |
285 | int m_height; // height of this item | |
9ec64fa7 VZ |
286 | |
287 | // use bitfields to save size | |
9bb50fd0 VZ |
288 | unsigned int m_isCollapsed :1; |
289 | unsigned int m_hasHilight :1; // same as focused | |
290 | unsigned int m_hasPlus :1; // used for item which doesn't have | |
9ec64fa7 | 291 | // children but has a [+] button |
9bb50fd0 VZ |
292 | unsigned int m_isBold :1; // render the label in bold font |
293 | unsigned int m_ownsAttr :1; // delete attribute when done | |
22f3361e VZ |
294 | |
295 | DECLARE_NO_COPY_CLASS(wxGenericTreeItem) | |
f135ff73 VZ |
296 | }; |
297 | ||
298 | // ============================================================================= | |
299 | // implementation | |
300 | // ============================================================================= | |
301 | ||
06b466c7 VZ |
302 | // ---------------------------------------------------------------------------- |
303 | // private functions | |
304 | // ---------------------------------------------------------------------------- | |
305 | ||
306 | // translate the key or mouse event flags to the type of selection we're | |
307 | // dealing with | |
308 | static void EventFlagsToSelType(long style, | |
309 | bool shiftDown, | |
310 | bool ctrlDown, | |
dfc6cd93 SB |
311 | bool &is_multiple, |
312 | bool &extended_select, | |
313 | bool &unselect_others) | |
06b466c7 | 314 | { |
dfc6cd93 SB |
315 | is_multiple = (style & wxTR_MULTIPLE) != 0; |
316 | extended_select = shiftDown && is_multiple; | |
317 | unselect_others = !(extended_select || (ctrlDown && is_multiple)); | |
06b466c7 | 318 | } |
e179bd65 | 319 | |
7475e8a3 | 320 | // check if the given item is under another one |
0cf3b542 | 321 | static bool IsDescendantOf(const wxGenericTreeItem *parent, const wxGenericTreeItem *item) |
7475e8a3 VZ |
322 | { |
323 | while ( item ) | |
324 | { | |
325 | if ( item == parent ) | |
326 | { | |
327 | // item is a descendant of parent | |
ca65c044 | 328 | return true; |
7475e8a3 VZ |
329 | } |
330 | ||
331 | item = item->GetParent(); | |
332 | } | |
333 | ||
ca65c044 | 334 | return false; |
7475e8a3 VZ |
335 | } |
336 | ||
e179bd65 RR |
337 | // ----------------------------------------------------------------------------- |
338 | // wxTreeRenameTimer (internal) | |
339 | // ----------------------------------------------------------------------------- | |
340 | ||
941830cb | 341 | wxTreeRenameTimer::wxTreeRenameTimer( wxGenericTreeCtrl *owner ) |
e179bd65 RR |
342 | { |
343 | m_owner = owner; | |
344 | } | |
345 | ||
346 | void wxTreeRenameTimer::Notify() | |
347 | { | |
348 | m_owner->OnRenameTimer(); | |
349 | } | |
350 | ||
351 | //----------------------------------------------------------------------------- | |
352 | // wxTreeTextCtrl (internal) | |
353 | //----------------------------------------------------------------------------- | |
354 | ||
e179bd65 RR |
355 | BEGIN_EVENT_TABLE(wxTreeTextCtrl,wxTextCtrl) |
356 | EVT_CHAR (wxTreeTextCtrl::OnChar) | |
c13cace1 | 357 | EVT_KEY_UP (wxTreeTextCtrl::OnKeyUp) |
e179bd65 RR |
358 | EVT_KILL_FOCUS (wxTreeTextCtrl::OnKillFocus) |
359 | END_EVENT_TABLE() | |
360 | ||
edb8f298 VZ |
361 | wxTreeTextCtrl::wxTreeTextCtrl(wxGenericTreeCtrl *owner, |
362 | wxGenericTreeItem *item) | |
363 | : m_itemEdited(item), m_startValue(item->GetText()) | |
364 | { | |
e179bd65 | 365 | m_owner = owner; |
ca65c044 | 366 | m_finished = false; |
33fe475a | 367 | m_aboutToFinish = false; |
e179bd65 | 368 | |
edb8f298 VZ |
369 | int w = m_itemEdited->GetWidth(), |
370 | h = m_itemEdited->GetHeight(); | |
371 | ||
372 | int x, y; | |
373 | m_owner->CalcScrolledPosition(item->GetX(), item->GetY(), &x, &y); | |
374 | ||
375 | int image_h = 0, | |
376 | image_w = 0; | |
377 | ||
378 | int image = item->GetCurrentImage(); | |
379 | if ( image != NO_IMAGE ) | |
e179bd65 | 380 | { |
edb8f298 VZ |
381 | if ( m_owner->m_imageListNormal ) |
382 | { | |
383 | m_owner->m_imageListNormal->GetSize( image, image_w, image_h ); | |
3e4f8ee2 | 384 | image_w += MARGIN_BETWEEN_IMAGE_AND_TEXT; |
edb8f298 VZ |
385 | } |
386 | else | |
387 | { | |
388 | wxFAIL_MSG(_T("you must create an image list to use images!")); | |
389 | } | |
390 | } | |
33ac7e6f | 391 | |
edb8f298 VZ |
392 | // FIXME: what are all these hardcoded 4, 8 and 11s really? |
393 | x += image_w; | |
394 | w -= image_w + 4; | |
3b656728 | 395 | #ifdef __WXMAC__ |
6574f2b1 | 396 | wxSize bs = DoGetBestSize() ; |
3b656728 | 397 | // edit control height |
6574f2b1 | 398 | if ( h > bs.y - 8 ) |
3b656728 | 399 | { |
6574f2b1 | 400 | int diff = h - ( bs.y - 8 ) ; |
3b656728 SC |
401 | h -= diff ; |
402 | y += diff / 2 ; | |
403 | } | |
404 | #endif | |
33ac7e6f | 405 | |
edb8f298 VZ |
406 | (void)Create(m_owner, wxID_ANY, m_startValue, |
407 | wxPoint(x - 4, y - 4), wxSize(w + 11, h + 8)); | |
408 | } | |
574c939e | 409 | |
edb8f298 VZ |
410 | bool wxTreeTextCtrl::AcceptChanges() |
411 | { | |
412 | const wxString value = GetValue(); | |
618a5e38 | 413 | |
edb8f298 VZ |
414 | if ( value == m_startValue ) |
415 | { | |
416 | // nothing changed, always accept | |
c145a47c RD |
417 | // when an item remains unchanged, the owner |
418 | // needs to be notified that the user decided | |
419 | // not to change the tree item label, and that | |
420 | // the edit has been cancelled | |
421 | ||
422 | m_owner->OnRenameCancelled(m_itemEdited); | |
ca65c044 | 423 | return true; |
e179bd65 | 424 | } |
edb8f298 VZ |
425 | |
426 | if ( !m_owner->OnRenameAccept(m_itemEdited, value) ) | |
e179bd65 | 427 | { |
edb8f298 | 428 | // vetoed by the user |
ca65c044 | 429 | return false; |
edb8f298 VZ |
430 | } |
431 | ||
432 | // accepted, do rename the item | |
433 | m_owner->SetItemText(m_itemEdited, value); | |
33ac7e6f | 434 | |
ca65c044 | 435 | return true; |
edb8f298 VZ |
436 | } |
437 | ||
438 | void wxTreeTextCtrl::Finish() | |
439 | { | |
ce175018 | 440 | if ( !m_finished ) |
edb8f298 | 441 | { |
fbb12260 JS |
442 | m_owner->ResetTextControl(); |
443 | ||
edb8f298 | 444 | wxPendingDelete.Append(this); |
33ac7e6f | 445 | |
ca65c044 | 446 | m_finished = true; |
9548f380 | 447 | |
8cee4a30 | 448 | m_owner->SetFocus(); |
edb8f298 VZ |
449 | } |
450 | } | |
dd5a32cc | 451 | |
edb8f298 VZ |
452 | void wxTreeTextCtrl::OnChar( wxKeyEvent &event ) |
453 | { | |
454 | switch ( event.m_keyCode ) | |
455 | { | |
456 | case WXK_RETURN: | |
8cee4a30 | 457 | EndEdit(); |
2b4f324a | 458 | break; |
edb8f298 VZ |
459 | |
460 | case WXK_ESCAPE: | |
0cf3b542 | 461 | StopEditing(); |
edb8f298 VZ |
462 | break; |
463 | ||
464 | default: | |
465 | event.Skip(); | |
e179bd65 | 466 | } |
c13cace1 VS |
467 | } |
468 | ||
469 | void wxTreeTextCtrl::OnKeyUp( wxKeyEvent &event ) | |
470 | { | |
edb8f298 | 471 | if ( !m_finished ) |
dd5a32cc | 472 | { |
edb8f298 VZ |
473 | // auto-grow the textctrl: |
474 | wxSize parentSize = m_owner->GetSize(); | |
475 | wxPoint myPos = GetPosition(); | |
476 | wxSize mySize = GetSize(); | |
477 | int sx, sy; | |
478 | GetTextExtent(GetValue() + _T("M"), &sx, &sy); | |
479 | if (myPos.x + sx > parentSize.x) | |
480 | sx = parentSize.x - myPos.x; | |
481 | if (mySize.x > sx) | |
482 | sx = mySize.x; | |
422d0ff0 | 483 | SetSize(sx, wxDefaultCoord); |
dd5a32cc RR |
484 | } |
485 | ||
c13cace1 | 486 | event.Skip(); |
e179bd65 RR |
487 | } |
488 | ||
dd5a32cc | 489 | void wxTreeTextCtrl::OnKillFocus( wxFocusEvent &event ) |
e179bd65 | 490 | { |
ce175018 | 491 | if ( !m_finished && !m_aboutToFinish ) |
edb8f298 | 492 | { |
9146872c VS |
493 | // We must finish regardless of success, otherwise we'll get |
494 | // focus problems: | |
edb8f298 | 495 | Finish(); |
902725ee | 496 | |
33fe475a RR |
497 | if ( !AcceptChanges() ) |
498 | m_owner->OnRenameCancelled( m_itemEdited ); | |
edb8f298 | 499 | } |
9146872c VS |
500 | |
501 | // We must let the native text control handle focus, too, otherwise | |
33fe475a | 502 | // it could have problems with the cursor (e.g., in wxGTK). |
9146872c | 503 | event.Skip(); |
e179bd65 RR |
504 | } |
505 | ||
f135ff73 | 506 | // ----------------------------------------------------------------------------- |
c801d85f | 507 | // wxGenericTreeItem |
f135ff73 | 508 | // ----------------------------------------------------------------------------- |
c801d85f | 509 | |
f135ff73 VZ |
510 | wxGenericTreeItem::wxGenericTreeItem(wxGenericTreeItem *parent, |
511 | const wxString& text, | |
f135ff73 VZ |
512 | int image, int selImage, |
513 | wxTreeItemData *data) | |
514 | : m_text(text) | |
c801d85f | 515 | { |
00e12320 RR |
516 | m_images[wxTreeItemIcon_Normal] = image; |
517 | m_images[wxTreeItemIcon_Selected] = selImage; | |
518 | m_images[wxTreeItemIcon_Expanded] = NO_IMAGE; | |
519 | m_images[wxTreeItemIcon_SelectedExpanded] = NO_IMAGE; | |
8dc99046 | 520 | |
00e12320 RR |
521 | m_data = data; |
522 | m_x = m_y = 0; | |
f135ff73 | 523 | |
ca65c044 WS |
524 | m_isCollapsed = true; |
525 | m_hasHilight = false; | |
526 | m_hasPlus = false; | |
527 | m_isBold = false; | |
c801d85f | 528 | |
00e12320 | 529 | m_parent = parent; |
f135ff73 | 530 | |
00e12320 | 531 | m_attr = (wxTreeItemAttr *)NULL; |
ca65c044 | 532 | m_ownsAttr = false; |
06b466c7 | 533 | |
00e12320 RR |
534 | // We don't know the height here yet. |
535 | m_width = 0; | |
536 | m_height = 0; | |
edaa81ae | 537 | } |
c801d85f | 538 | |
f135ff73 | 539 | wxGenericTreeItem::~wxGenericTreeItem() |
c801d85f | 540 | { |
00e12320 | 541 | delete m_data; |
4832f7c0 | 542 | |
618a5e38 | 543 | if (m_ownsAttr) delete m_attr; |
9ec64fa7 | 544 | |
00e12320 RR |
545 | wxASSERT_MSG( m_children.IsEmpty(), |
546 | wxT("please call DeleteChildren() before deleting the item") ); | |
372edb9d VZ |
547 | } |
548 | ||
941830cb | 549 | void wxGenericTreeItem::DeleteChildren(wxGenericTreeCtrl *tree) |
372edb9d | 550 | { |
00e12320 RR |
551 | size_t count = m_children.Count(); |
552 | for ( size_t n = 0; n < count; n++ ) | |
a43a4f9d | 553 | { |
00e12320 | 554 | wxGenericTreeItem *child = m_children[n]; |
66619ee5 | 555 | tree->SendDeleteEvent(child); |
a43a4f9d | 556 | |
00e12320 | 557 | child->DeleteChildren(tree); |
66619ee5 | 558 | if ( child == tree->m_select_me ) |
5117f9bf | 559 | tree->m_select_me = NULL; |
00e12320 RR |
560 | delete child; |
561 | } | |
372edb9d | 562 | |
00e12320 | 563 | m_children.Empty(); |
edaa81ae | 564 | } |
c801d85f | 565 | |
91b8de8d | 566 | void wxGenericTreeItem::SetText( const wxString &text ) |
c801d85f | 567 | { |
00e12320 | 568 | m_text = text; |
edaa81ae | 569 | } |
c801d85f | 570 | |
4832f7c0 | 571 | size_t wxGenericTreeItem::GetChildrenCount(bool recursively) const |
c801d85f | 572 | { |
00e12320 RR |
573 | size_t count = m_children.Count(); |
574 | if ( !recursively ) | |
575 | return count; | |
4832f7c0 | 576 | |
00e12320 | 577 | size_t total = count; |
f2593d0d | 578 | for (size_t n = 0; n < count; ++n) |
00e12320 RR |
579 | { |
580 | total += m_children[n]->GetChildrenCount(); | |
581 | } | |
c801d85f | 582 | |
00e12320 | 583 | return total; |
edaa81ae | 584 | } |
c801d85f | 585 | |
618a5e38 RR |
586 | void wxGenericTreeItem::GetSize( int &x, int &y, |
587 | const wxGenericTreeCtrl *theButton ) | |
c801d85f | 588 | { |
618a5e38 | 589 | int bottomY=m_y+theButton->GetLineHeight(this); |
00e12320 RR |
590 | if ( y < bottomY ) y = bottomY; |
591 | int width = m_x + m_width; | |
592 | if ( x < width ) x = width; | |
f135ff73 | 593 | |
00e12320 | 594 | if (IsExpanded()) |
4832f7c0 | 595 | { |
00e12320 RR |
596 | size_t count = m_children.Count(); |
597 | for ( size_t n = 0; n < count; ++n ) | |
598 | { | |
618a5e38 | 599 | m_children[n]->GetSize( x, y, theButton ); |
00e12320 | 600 | } |
df875e59 | 601 | } |
edaa81ae | 602 | } |
c801d85f | 603 | |
618a5e38 RR |
604 | wxGenericTreeItem *wxGenericTreeItem::HitTest(const wxPoint& point, |
605 | const wxGenericTreeCtrl *theCtrl, | |
606 | int &flags, | |
607 | int level) | |
c801d85f | 608 | { |
618a5e38 RR |
609 | // for a hidden root node, don't evaluate it, but do evaluate children |
610 | if ( !(level == 0 && theCtrl->HasFlag(wxTR_HIDE_ROOT)) ) | |
c801d85f | 611 | { |
618a5e38 RR |
612 | // evaluate the item |
613 | int h = theCtrl->GetLineHeight(this); | |
614 | if ((point.y > m_y) && (point.y < m_y + h)) | |
f2593d0d | 615 | { |
618a5e38 RR |
616 | int y_mid = m_y + h/2; |
617 | if (point.y < y_mid ) | |
618 | flags |= wxTREE_HITTEST_ONITEMUPPERPART; | |
619 | else | |
620 | flags |= wxTREE_HITTEST_ONITEMLOWERPART; | |
d3a9f4af | 621 | |
618a5e38 | 622 | int xCross = m_x - theCtrl->GetSpacing(); |
a6b0ca75 SC |
623 | #ifdef __WXMAC__ |
624 | // according to the drawing code the triangels are drawn | |
625 | // at -4 , -4 from the position up to +10/+10 max | |
626 | if ((point.x > xCross-4) && (point.x < xCross+10) && | |
627 | (point.y > y_mid-4) && (point.y < y_mid+10) && | |
628 | HasPlus() && theCtrl->HasButtons() ) | |
629 | #else | |
630 | // 5 is the size of the plus sign | |
f8b043e7 RR |
631 | if ((point.x > xCross-6) && (point.x < xCross+6) && |
632 | (point.y > y_mid-6) && (point.y < y_mid+6) && | |
618a5e38 | 633 | HasPlus() && theCtrl->HasButtons() ) |
a6b0ca75 | 634 | #endif |
618a5e38 RR |
635 | { |
636 | flags |= wxTREE_HITTEST_ONITEMBUTTON; | |
637 | return this; | |
638 | } | |
0ae7f2a2 | 639 | |
618a5e38 RR |
640 | if ((point.x >= m_x) && (point.x <= m_x+m_width)) |
641 | { | |
642 | int image_w = -1; | |
643 | int image_h; | |
91b8de8d | 644 | |
618a5e38 RR |
645 | // assuming every image (normal and selected) has the same size! |
646 | if ( (GetImage() != NO_IMAGE) && theCtrl->m_imageListNormal ) | |
647 | theCtrl->m_imageListNormal->GetSize(GetImage(), | |
648 | image_w, image_h); | |
649 | ||
650 | if ((image_w != -1) && (point.x <= m_x + image_w + 1)) | |
651 | flags |= wxTREE_HITTEST_ONITEMICON; | |
652 | else | |
653 | flags |= wxTREE_HITTEST_ONITEMLABEL; | |
654 | ||
655 | return this; | |
656 | } | |
657 | ||
658 | if (point.x < m_x) | |
659 | flags |= wxTREE_HITTEST_ONITEMINDENT; | |
660 | if (point.x > m_x+m_width) | |
661 | flags |= wxTREE_HITTEST_ONITEMRIGHT; | |
91b8de8d | 662 | |
f2593d0d RR |
663 | return this; |
664 | } | |
91b8de8d | 665 | |
618a5e38 RR |
666 | // if children are expanded, fall through to evaluate them |
667 | if (m_isCollapsed) return (wxGenericTreeItem*) NULL; | |
f2593d0d | 668 | } |
618a5e38 RR |
669 | |
670 | // evaluate children | |
671 | size_t count = m_children.Count(); | |
672 | for ( size_t n = 0; n < count; n++ ) | |
c801d85f | 673 | { |
618a5e38 RR |
674 | wxGenericTreeItem *res = m_children[n]->HitTest( point, |
675 | theCtrl, | |
676 | flags, | |
677 | level + 1 ); | |
678 | if ( res != NULL ) | |
679 | return res; | |
edaa81ae | 680 | } |
f135ff73 | 681 | |
f2593d0d | 682 | return (wxGenericTreeItem*) NULL; |
edaa81ae | 683 | } |
c801d85f | 684 | |
8dc99046 VZ |
685 | int wxGenericTreeItem::GetCurrentImage() const |
686 | { | |
687 | int image = NO_IMAGE; | |
688 | if ( IsExpanded() ) | |
689 | { | |
690 | if ( IsSelected() ) | |
691 | { | |
692 | image = GetImage(wxTreeItemIcon_SelectedExpanded); | |
693 | } | |
694 | ||
695 | if ( image == NO_IMAGE ) | |
696 | { | |
697 | // we usually fall back to the normal item, but try just the | |
698 | // expanded one (and not selected) first in this case | |
699 | image = GetImage(wxTreeItemIcon_Expanded); | |
700 | } | |
701 | } | |
702 | else // not expanded | |
703 | { | |
704 | if ( IsSelected() ) | |
705 | image = GetImage(wxTreeItemIcon_Selected); | |
706 | } | |
707 | ||
618a5e38 RR |
708 | // maybe it doesn't have the specific image we want, |
709 | // try the default one instead | |
710 | if ( image == NO_IMAGE ) image = GetImage(); | |
8dc99046 VZ |
711 | |
712 | return image; | |
713 | } | |
714 | ||
f135ff73 | 715 | // ----------------------------------------------------------------------------- |
941830cb | 716 | // wxGenericTreeCtrl implementation |
f135ff73 VZ |
717 | // ----------------------------------------------------------------------------- |
718 | ||
8cee4a30 | 719 | IMPLEMENT_DYNAMIC_CLASS(wxGenericTreeCtrl, wxControl) |
f135ff73 | 720 | |
8cee4a30 | 721 | BEGIN_EVENT_TABLE(wxGenericTreeCtrl, wxTreeCtrlBase) |
941830cb JS |
722 | EVT_PAINT (wxGenericTreeCtrl::OnPaint) |
723 | EVT_MOUSE_EVENTS (wxGenericTreeCtrl::OnMouse) | |
724 | EVT_CHAR (wxGenericTreeCtrl::OnChar) | |
725 | EVT_SET_FOCUS (wxGenericTreeCtrl::OnSetFocus) | |
726 | EVT_KILL_FOCUS (wxGenericTreeCtrl::OnKillFocus) | |
ca65c044 | 727 | EVT_TREE_ITEM_GETTOOLTIP(wxID_ANY, wxGenericTreeCtrl::OnGetToolTip) |
f135ff73 VZ |
728 | END_EVENT_TABLE() |
729 | ||
3a5bcc4d | 730 | #if !defined(__WXMSW__) || defined(__WXUNIVERSAL__) |
233058c7 JS |
731 | /* |
732 | * wxTreeCtrl has to be a real class or we have problems with | |
733 | * the run-time information. | |
734 | */ | |
735 | ||
736 | IMPLEMENT_DYNAMIC_CLASS(wxTreeCtrl, wxGenericTreeCtrl) | |
737 | #endif | |
738 | ||
f135ff73 VZ |
739 | // ----------------------------------------------------------------------------- |
740 | // construction/destruction | |
741 | // ----------------------------------------------------------------------------- | |
91b8de8d | 742 | |
941830cb | 743 | void wxGenericTreeCtrl::Init() |
c801d85f | 744 | { |
8cee4a30 VZ |
745 | m_current = |
746 | m_key_current = | |
747 | m_anchor = | |
748 | m_select_me = (wxGenericTreeItem *) NULL; | |
ca65c044 WS |
749 | m_hasFocus = false; |
750 | m_dirty = false; | |
f135ff73 | 751 | |
00e12320 RR |
752 | m_lineHeight = 10; |
753 | m_indent = 15; | |
754 | m_spacing = 18; | |
f135ff73 | 755 | |
b771aa29 VZ |
756 | m_hilightBrush = new wxBrush |
757 | ( | |
a756f210 | 758 | wxSystemSettings::GetColour |
b771aa29 VZ |
759 | ( |
760 | wxSYS_COLOUR_HIGHLIGHT | |
761 | ), | |
762 | wxSOLID | |
763 | ); | |
764 | ||
765 | m_hilightUnfocusedBrush = new wxBrush | |
766 | ( | |
a756f210 | 767 | wxSystemSettings::GetColour |
b771aa29 VZ |
768 | ( |
769 | wxSYS_COLOUR_BTNSHADOW | |
770 | ), | |
771 | wxSOLID | |
772 | ); | |
f135ff73 | 773 | |
8cee4a30 VZ |
774 | m_imageListButtons = NULL; |
775 | m_ownsImageListButtons = false; | |
978f38c2 | 776 | |
00e12320 | 777 | m_dragCount = 0; |
ca65c044 | 778 | m_isDragging = false; |
f8b043e7 RR |
779 | m_dropTarget = m_oldSelection = NULL; |
780 | m_underMouse = NULL; | |
fbb12260 | 781 | m_textCtrl = NULL; |
9dfbf520 | 782 | |
cb59313c | 783 | m_renameTimer = NULL; |
e1983ab5 VZ |
784 | m_freezeCount = 0; |
785 | ||
cb59313c VZ |
786 | m_findTimer = NULL; |
787 | ||
e3d64157 RR |
788 | m_dropEffectAboveItem = false; |
789 | ||
ca65c044 | 790 | m_lastOnSame = false; |
f38374d0 | 791 | |
1729813a | 792 | #ifdef __WXMAC_CARBON__ |
f89d65ea SC |
793 | m_normalFont.MacCreateThemeFont( kThemeViewsFont ) ; |
794 | #else | |
a756f210 | 795 | m_normalFont = wxSystemSettings::GetFont( wxSYS_DEFAULT_GUI_FONT ); |
f89d65ea | 796 | #endif |
2b5f62a0 VZ |
797 | m_boldFont = wxFont(m_normalFont.GetPointSize(), |
798 | m_normalFont.GetFamily(), | |
799 | m_normalFont.GetStyle(), | |
800 | wxBOLD, | |
801 | m_normalFont.GetUnderlined(), | |
802 | m_normalFont.GetFaceName(), | |
803 | m_normalFont.GetEncoding()); | |
edaa81ae | 804 | } |
c801d85f | 805 | |
618a5e38 RR |
806 | bool wxGenericTreeCtrl::Create(wxWindow *parent, |
807 | wxWindowID id, | |
808 | const wxPoint& pos, | |
809 | const wxSize& size, | |
810 | long style, | |
8cee4a30 | 811 | const wxValidator& validator, |
618a5e38 | 812 | const wxString& name ) |
c801d85f | 813 | { |
2593f033 RR |
814 | #ifdef __WXMAC__ |
815 | int major,minor; | |
816 | wxGetOsVersion( &major, &minor ); | |
574c939e | 817 | |
2593f033 RR |
818 | style &= ~wxTR_LINES_AT_ROOT; |
819 | style |= wxTR_NO_LINES; | |
820 | if (major < 10) | |
821 | style |= wxTR_ROW_LINES; | |
9c7f49f5 | 822 | #endif // __WXMAC__ |
17d5bdf9 | 823 | |
8cee4a30 VZ |
824 | if ( !wxControl::Create( parent, id, pos, size, |
825 | style|wxHSCROLL|wxVSCROLL, | |
826 | validator, | |
827 | name ) ) | |
828 | return false; | |
618a5e38 | 829 | |
6f0dd6b2 VZ |
830 | // If the tree display has no buttons, but does have |
831 | // connecting lines, we can use a narrower layout. | |
832 | // It may not be a good idea to force this... | |
618a5e38 RR |
833 | if (!HasButtons() && !HasFlag(wxTR_NO_LINES)) |
834 | { | |
835 | m_indent= 10; | |
836 | m_spacing = 10; | |
837 | } | |
978f38c2 | 838 | |
ca65c044 | 839 | wxVisualAttributes attr = GetDefaultAttributes(); |
fa47d7a7 VS |
840 | SetOwnForegroundColour( attr.colFg ); |
841 | SetOwnBackgroundColour( attr.colBg ); | |
92a4e4de VZ |
842 | if (!m_hasFont) |
843 | SetOwnFont(attr.font); | |
c22886bd | 844 | |
9e0a12c9 | 845 | m_dottedPen = wxPen( wxT("grey"), 0, 0 ); |
f135ff73 | 846 | |
35d4c967 | 847 | SetBestSize(size); |
ca65c044 WS |
848 | |
849 | return true; | |
edaa81ae | 850 | } |
c801d85f | 851 | |
941830cb | 852 | wxGenericTreeCtrl::~wxGenericTreeCtrl() |
c801d85f | 853 | { |
b771aa29 VZ |
854 | delete m_hilightBrush; |
855 | delete m_hilightUnfocusedBrush; | |
574c939e | 856 | |
00e12320 | 857 | DeleteAllItems(); |
9dfbf520 | 858 | |
00e12320 | 859 | delete m_renameTimer; |
cb59313c VZ |
860 | delete m_findTimer; |
861 | ||
cb59313c VZ |
862 | if (m_ownsImageListButtons) |
863 | delete m_imageListButtons; | |
edaa81ae | 864 | } |
c801d85f | 865 | |
f135ff73 VZ |
866 | // ----------------------------------------------------------------------------- |
867 | // accessors | |
868 | // ----------------------------------------------------------------------------- | |
869 | ||
027d45e8 | 870 | unsigned int wxGenericTreeCtrl::GetCount() const |
c801d85f | 871 | { |
ffda4dac VZ |
872 | if ( !m_anchor ) |
873 | { | |
874 | // the tree is empty | |
875 | return 0; | |
876 | } | |
877 | ||
027d45e8 | 878 | unsigned int count = m_anchor->GetChildrenCount(); |
ffda4dac VZ |
879 | if ( !HasFlag(wxTR_HIDE_ROOT) ) |
880 | { | |
881 | // take the root itself into account | |
882 | count++; | |
883 | } | |
884 | ||
885 | return count; | |
edaa81ae | 886 | } |
c801d85f | 887 | |
941830cb | 888 | void wxGenericTreeCtrl::SetIndent(unsigned int indent) |
c801d85f | 889 | { |
574c939e | 890 | m_indent = (unsigned short) indent; |
ca65c044 | 891 | m_dirty = true; |
cf724bce RR |
892 | } |
893 | ||
df74fdea VZ |
894 | size_t |
895 | wxGenericTreeCtrl::GetChildrenCount(const wxTreeItemId& item, | |
896 | bool recursively) const | |
4832f7c0 | 897 | { |
f2593d0d | 898 | wxCHECK_MSG( item.IsOk(), 0u, wxT("invalid tree item") ); |
4832f7c0 | 899 | |
941830cb | 900 | return ((wxGenericTreeItem*) item.m_pItem)->GetChildrenCount(recursively); |
4832f7c0 VZ |
901 | } |
902 | ||
618a5e38 RR |
903 | void wxGenericTreeCtrl::SetWindowStyle(const long styles) |
904 | { | |
867f2ca4 KH |
905 | // Do not try to expand the root node if it hasn't been created yet |
906 | if (m_anchor && !HasFlag(wxTR_HIDE_ROOT) && (styles & wxTR_HIDE_ROOT)) | |
374a8e5c VS |
907 | { |
908 | // if we will hide the root, make sure children are visible | |
909 | m_anchor->SetHasPlus(); | |
910 | m_anchor->Expand(); | |
911 | CalculatePositions(); | |
912 | } | |
913 | ||
914 | // right now, just sets the styles. Eventually, we may | |
915 | // want to update the inherited styles, but right now | |
916 | // none of the parents has updatable styles | |
618a5e38 | 917 | m_windowStyle = styles; |
ca65c044 | 918 | m_dirty = true; |
618a5e38 RR |
919 | } |
920 | ||
f135ff73 VZ |
921 | // ----------------------------------------------------------------------------- |
922 | // functions to work with tree items | |
923 | // ----------------------------------------------------------------------------- | |
74bedbeb | 924 | |
941830cb | 925 | wxString wxGenericTreeCtrl::GetItemText(const wxTreeItemId& item) const |
f135ff73 | 926 | { |
9548f380 | 927 | wxCHECK_MSG( item.IsOk(), wxEmptyString, wxT("invalid tree item") ); |
4832f7c0 | 928 | |
941830cb | 929 | return ((wxGenericTreeItem*) item.m_pItem)->GetText(); |
edaa81ae | 930 | } |
74bedbeb | 931 | |
941830cb | 932 | int wxGenericTreeCtrl::GetItemImage(const wxTreeItemId& item, |
8dc99046 | 933 | wxTreeItemIcon which) const |
74bedbeb | 934 | { |
f2593d0d | 935 | wxCHECK_MSG( item.IsOk(), -1, wxT("invalid tree item") ); |
4832f7c0 | 936 | |
941830cb | 937 | return ((wxGenericTreeItem*) item.m_pItem)->GetImage(which); |
edaa81ae | 938 | } |
c801d85f | 939 | |
941830cb | 940 | wxTreeItemData *wxGenericTreeCtrl::GetItemData(const wxTreeItemId& item) const |
c801d85f | 941 | { |
f2593d0d | 942 | wxCHECK_MSG( item.IsOk(), NULL, wxT("invalid tree item") ); |
4832f7c0 | 943 | |
941830cb | 944 | return ((wxGenericTreeItem*) item.m_pItem)->GetData(); |
edaa81ae | 945 | } |
c801d85f | 946 | |
2b5f62a0 VZ |
947 | wxColour wxGenericTreeCtrl::GetItemTextColour(const wxTreeItemId& item) const |
948 | { | |
949 | wxCHECK_MSG( item.IsOk(), wxNullColour, wxT("invalid tree item") ); | |
950 | ||
951 | wxGenericTreeItem *pItem = (wxGenericTreeItem*) item.m_pItem; | |
952 | return pItem->Attr().GetTextColour(); | |
953 | } | |
954 | ||
955 | wxColour wxGenericTreeCtrl::GetItemBackgroundColour(const wxTreeItemId& item) const | |
956 | { | |
957 | wxCHECK_MSG( item.IsOk(), wxNullColour, wxT("invalid tree item") ); | |
958 | ||
959 | wxGenericTreeItem *pItem = (wxGenericTreeItem*) item.m_pItem; | |
960 | return pItem->Attr().GetBackgroundColour(); | |
961 | } | |
962 | ||
963 | wxFont wxGenericTreeCtrl::GetItemFont(const wxTreeItemId& item) const | |
964 | { | |
965 | wxCHECK_MSG( item.IsOk(), wxNullFont, wxT("invalid tree item") ); | |
966 | ||
967 | wxGenericTreeItem *pItem = (wxGenericTreeItem*) item.m_pItem; | |
968 | return pItem->Attr().GetFont(); | |
969 | } | |
970 | ||
941830cb | 971 | void wxGenericTreeCtrl::SetItemText(const wxTreeItemId& item, const wxString& text) |
f135ff73 | 972 | { |
f2593d0d | 973 | wxCHECK_RET( item.IsOk(), wxT("invalid tree item") ); |
4832f7c0 | 974 | |
f2593d0d | 975 | wxClientDC dc(this); |
941830cb | 976 | wxGenericTreeItem *pItem = (wxGenericTreeItem*) item.m_pItem; |
f2593d0d RR |
977 | pItem->SetText(text); |
978 | CalculateSize(pItem, dc); | |
979 | RefreshLine(pItem); | |
f135ff73 | 980 | } |
c801d85f | 981 | |
941830cb | 982 | void wxGenericTreeCtrl::SetItemImage(const wxTreeItemId& item, |
8dc99046 VZ |
983 | int image, |
984 | wxTreeItemIcon which) | |
f135ff73 | 985 | { |
223d09f6 | 986 | wxCHECK_RET( item.IsOk(), wxT("invalid tree item") ); |
4832f7c0 | 987 | |
941830cb | 988 | wxGenericTreeItem *pItem = (wxGenericTreeItem*) item.m_pItem; |
8dc99046 | 989 | pItem->SetImage(image, which); |
4832f7c0 | 990 | |
8dc99046 VZ |
991 | wxClientDC dc(this); |
992 | CalculateSize(pItem, dc); | |
993 | RefreshLine(pItem); | |
edaa81ae | 994 | } |
c801d85f | 995 | |
941830cb | 996 | void wxGenericTreeCtrl::SetItemData(const wxTreeItemId& item, wxTreeItemData *data) |
c801d85f | 997 | { |
f2593d0d | 998 | wxCHECK_RET( item.IsOk(), wxT("invalid tree item") ); |
4832f7c0 | 999 | |
74707d69 RR |
1000 | if (data) |
1001 | data->SetId( item ); | |
ca65c044 | 1002 | |
941830cb | 1003 | ((wxGenericTreeItem*) item.m_pItem)->SetData(data); |
edaa81ae | 1004 | } |
c801d85f | 1005 | |
941830cb | 1006 | void wxGenericTreeCtrl::SetItemHasChildren(const wxTreeItemId& item, bool has) |
c801d85f | 1007 | { |
f2593d0d | 1008 | wxCHECK_RET( item.IsOk(), wxT("invalid tree item") ); |
4832f7c0 | 1009 | |
941830cb | 1010 | wxGenericTreeItem *pItem = (wxGenericTreeItem*) item.m_pItem; |
f2593d0d RR |
1011 | pItem->SetHasPlus(has); |
1012 | RefreshLine(pItem); | |
edaa81ae | 1013 | } |
c801d85f | 1014 | |
941830cb | 1015 | void wxGenericTreeCtrl::SetItemBold(const wxTreeItemId& item, bool bold) |
ef44a621 | 1016 | { |
9ec64fa7 | 1017 | wxCHECK_RET( item.IsOk(), wxT("invalid tree item") ); |
ef44a621 | 1018 | |
9ec64fa7 | 1019 | // avoid redrawing the tree if no real change |
941830cb | 1020 | wxGenericTreeItem *pItem = (wxGenericTreeItem*) item.m_pItem; |
9ec64fa7 VZ |
1021 | if ( pItem->IsBold() != bold ) |
1022 | { | |
1023 | pItem->SetBold(bold); | |
3a1a76a8 VZ |
1024 | |
1025 | // recalculate the item size as bold and non bold fonts have different | |
1026 | // widths | |
1027 | wxClientDC dc(this); | |
1028 | CalculateSize(pItem, dc); | |
1029 | ||
9ec64fa7 VZ |
1030 | RefreshLine(pItem); |
1031 | } | |
1032 | } | |
1033 | ||
9fce43b7 RR |
1034 | void wxGenericTreeCtrl::SetItemDropHighlight(const wxTreeItemId& item, |
1035 | bool highlight) | |
1036 | { | |
1037 | wxCHECK_RET( item.IsOk(), wxT("invalid tree item") ); | |
1038 | ||
1039 | wxColour fg, bg; | |
1040 | ||
1041 | if (highlight) | |
1042 | { | |
1043 | bg = wxSystemSettings::GetColour(wxSYS_COLOUR_HIGHLIGHT); | |
1044 | fg = wxSystemSettings::GetColour(wxSYS_COLOUR_HIGHLIGHTTEXT); | |
1045 | } | |
1046 | ||
1047 | wxGenericTreeItem *pItem = (wxGenericTreeItem*) item.m_pItem; | |
1048 | pItem->Attr().SetTextColour(fg); | |
1049 | pItem->Attr().SetBackgroundColour(bg); | |
1050 | RefreshLine(pItem); | |
1051 | } | |
1052 | ||
941830cb | 1053 | void wxGenericTreeCtrl::SetItemTextColour(const wxTreeItemId& item, |
9ec64fa7 VZ |
1054 | const wxColour& col) |
1055 | { | |
1056 | wxCHECK_RET( item.IsOk(), wxT("invalid tree item") ); | |
1057 | ||
941830cb | 1058 | wxGenericTreeItem *pItem = (wxGenericTreeItem*) item.m_pItem; |
9ec64fa7 VZ |
1059 | pItem->Attr().SetTextColour(col); |
1060 | RefreshLine(pItem); | |
1061 | } | |
1062 | ||
941830cb | 1063 | void wxGenericTreeCtrl::SetItemBackgroundColour(const wxTreeItemId& item, |
9ec64fa7 VZ |
1064 | const wxColour& col) |
1065 | { | |
1066 | wxCHECK_RET( item.IsOk(), wxT("invalid tree item") ); | |
1067 | ||
941830cb | 1068 | wxGenericTreeItem *pItem = (wxGenericTreeItem*) item.m_pItem; |
9ec64fa7 VZ |
1069 | pItem->Attr().SetBackgroundColour(col); |
1070 | RefreshLine(pItem); | |
1071 | } | |
1072 | ||
941830cb | 1073 | void wxGenericTreeCtrl::SetItemFont(const wxTreeItemId& item, const wxFont& font) |
9ec64fa7 VZ |
1074 | { |
1075 | wxCHECK_RET( item.IsOk(), wxT("invalid tree item") ); | |
1076 | ||
941830cb | 1077 | wxGenericTreeItem *pItem = (wxGenericTreeItem*) item.m_pItem; |
9ec64fa7 | 1078 | pItem->Attr().SetFont(font); |
ef44a621 | 1079 | RefreshLine(pItem); |
ef44a621 VZ |
1080 | } |
1081 | ||
3da2715f JS |
1082 | bool wxGenericTreeCtrl::SetFont( const wxFont &font ) |
1083 | { | |
8cee4a30 | 1084 | wxTreeCtrlBase::SetFont(font); |
3da2715f JS |
1085 | |
1086 | m_normalFont = font ; | |
2b5f62a0 VZ |
1087 | m_boldFont = wxFont(m_normalFont.GetPointSize(), |
1088 | m_normalFont.GetFamily(), | |
1089 | m_normalFont.GetStyle(), | |
1090 | wxBOLD, | |
1091 | m_normalFont.GetUnderlined(), | |
1092 | m_normalFont.GetFaceName(), | |
1093 | m_normalFont.GetEncoding()); | |
3da2715f | 1094 | |
ca65c044 | 1095 | return true; |
3da2715f JS |
1096 | } |
1097 | ||
1098 | ||
f135ff73 VZ |
1099 | // ----------------------------------------------------------------------------- |
1100 | // item status inquiries | |
1101 | // ----------------------------------------------------------------------------- | |
1102 | ||
1ed01484 | 1103 | bool wxGenericTreeCtrl::IsVisible(const wxTreeItemId& item) const |
c801d85f | 1104 | { |
ca65c044 | 1105 | wxCHECK_MSG( item.IsOk(), false, wxT("invalid tree item") ); |
1ed01484 | 1106 | |
c22886bd | 1107 | // An item is only visible if it's not a descendant of a collapsed item |
1ed01484 | 1108 | wxGenericTreeItem *pItem = (wxGenericTreeItem*) item.m_pItem; |
c22886bd RR |
1109 | wxGenericTreeItem* parent = pItem->GetParent(); |
1110 | while (parent) | |
1111 | { | |
1112 | if (!parent->IsExpanded()) | |
ca65c044 | 1113 | return false; |
c22886bd RR |
1114 | parent = parent->GetParent(); |
1115 | } | |
1ed01484 JS |
1116 | |
1117 | int startX, startY; | |
1118 | GetViewStart(& startX, & startY); | |
1119 | ||
1120 | wxSize clientSize = GetClientSize(); | |
1121 | ||
1122 | wxRect rect; | |
1123 | if (!GetBoundingRect(item, rect)) | |
ca65c044 | 1124 | return false; |
c22886bd | 1125 | if (rect.GetWidth() == 0 || rect.GetHeight() == 0) |
ca65c044 | 1126 | return false; |
1ed01484 | 1127 | if (rect.GetBottom() < 0 || rect.GetTop() > clientSize.y) |
ca65c044 | 1128 | return false; |
1ed01484 | 1129 | if (rect.GetRight() < 0 || rect.GetLeft() > clientSize.x) |
ca65c044 | 1130 | return false; |
f135ff73 | 1131 | |
ca65c044 | 1132 | return true; |
edaa81ae | 1133 | } |
c801d85f | 1134 | |
941830cb | 1135 | bool wxGenericTreeCtrl::ItemHasChildren(const wxTreeItemId& item) const |
c801d85f | 1136 | { |
ca65c044 | 1137 | wxCHECK_MSG( item.IsOk(), false, wxT("invalid tree item") ); |
4832f7c0 | 1138 | |
59a2e635 VZ |
1139 | // consider that the item does have children if it has the "+" button: it |
1140 | // might not have them (if it had never been expanded yet) but then it | |
1141 | // could have them as well and it's better to err on this side rather than | |
1142 | // disabling some operations which are restricted to the items with | |
1143 | // children for an item which does have them | |
607d9cfc | 1144 | return ((wxGenericTreeItem*) item.m_pItem)->HasPlus(); |
edaa81ae | 1145 | } |
c801d85f | 1146 | |
941830cb | 1147 | bool wxGenericTreeCtrl::IsExpanded(const wxTreeItemId& item) const |
c801d85f | 1148 | { |
ca65c044 | 1149 | wxCHECK_MSG( item.IsOk(), false, wxT("invalid tree item") ); |
4832f7c0 | 1150 | |
941830cb | 1151 | return ((wxGenericTreeItem*) item.m_pItem)->IsExpanded(); |
f135ff73 | 1152 | } |
29d87bba | 1153 | |
941830cb | 1154 | bool wxGenericTreeCtrl::IsSelected(const wxTreeItemId& item) const |
f135ff73 | 1155 | { |
ca65c044 | 1156 | wxCHECK_MSG( item.IsOk(), false, wxT("invalid tree item") ); |
4832f7c0 | 1157 | |
941830cb | 1158 | return ((wxGenericTreeItem*) item.m_pItem)->IsSelected(); |
f135ff73 | 1159 | } |
29d87bba | 1160 | |
941830cb | 1161 | bool wxGenericTreeCtrl::IsBold(const wxTreeItemId& item) const |
ef44a621 | 1162 | { |
ca65c044 | 1163 | wxCHECK_MSG( item.IsOk(), false, wxT("invalid tree item") ); |
ef44a621 | 1164 | |
941830cb | 1165 | return ((wxGenericTreeItem*) item.m_pItem)->IsBold(); |
ef44a621 VZ |
1166 | } |
1167 | ||
f135ff73 VZ |
1168 | // ----------------------------------------------------------------------------- |
1169 | // navigation | |
1170 | // ----------------------------------------------------------------------------- | |
29d87bba | 1171 | |
99006e44 | 1172 | wxTreeItemId wxGenericTreeCtrl::GetItemParent(const wxTreeItemId& item) const |
f135ff73 | 1173 | { |
618a5e38 | 1174 | wxCHECK_MSG( item.IsOk(), wxTreeItemId(), wxT("invalid tree item") ); |
389cdc7a | 1175 | |
618a5e38 | 1176 | return ((wxGenericTreeItem*) item.m_pItem)->GetParent(); |
f135ff73 | 1177 | } |
29d87bba | 1178 | |
ee4b2721 VZ |
1179 | wxTreeItemId wxGenericTreeCtrl::GetFirstChild(const wxTreeItemId& item, |
1180 | wxTreeItemIdValue& cookie) const | |
f135ff73 | 1181 | { |
618a5e38 | 1182 | wxCHECK_MSG( item.IsOk(), wxTreeItemId(), wxT("invalid tree item") ); |
29d87bba | 1183 | |
618a5e38 RR |
1184 | cookie = 0; |
1185 | return GetNextChild(item, cookie); | |
f135ff73 | 1186 | } |
29d87bba | 1187 | |
ee4b2721 VZ |
1188 | wxTreeItemId wxGenericTreeCtrl::GetNextChild(const wxTreeItemId& item, |
1189 | wxTreeItemIdValue& cookie) const | |
1190 | { | |
1191 | wxCHECK_MSG( item.IsOk(), wxTreeItemId(), wxT("invalid tree item") ); | |
1192 | ||
1193 | wxArrayGenericTreeItems& children = ((wxGenericTreeItem*) item.m_pItem)->GetChildren(); | |
1194 | ||
1195 | // it's ok to cast cookie to size_t, we never have indices big enough to | |
1196 | // overflow "void *" | |
1197 | size_t *pIndex = (size_t *)&cookie; | |
1198 | if ( *pIndex < children.Count() ) | |
1199 | { | |
836543b8 | 1200 | return children.Item((*pIndex)++); |
ee4b2721 VZ |
1201 | } |
1202 | else | |
1203 | { | |
1204 | // there are no more of them | |
1205 | return wxTreeItemId(); | |
1206 | } | |
1207 | } | |
1208 | ||
1209 | #if WXWIN_COMPATIBILITY_2_4 | |
1210 | ||
1211 | wxTreeItemId wxGenericTreeCtrl::GetFirstChild(const wxTreeItemId& item, | |
1212 | long& cookie) const | |
1213 | { | |
1214 | wxCHECK_MSG( item.IsOk(), wxTreeItemId(), wxT("invalid tree item") ); | |
1215 | ||
1216 | cookie = 0; | |
1217 | return GetNextChild(item, cookie); | |
1218 | } | |
1219 | ||
1220 | wxTreeItemId wxGenericTreeCtrl::GetNextChild(const wxTreeItemId& item, | |
1221 | long& cookie) const | |
f135ff73 | 1222 | { |
618a5e38 | 1223 | wxCHECK_MSG( item.IsOk(), wxTreeItemId(), wxT("invalid tree item") ); |
29d87bba | 1224 | |
618a5e38 RR |
1225 | wxArrayGenericTreeItems& children = ((wxGenericTreeItem*) item.m_pItem)->GetChildren(); |
1226 | if ( (size_t)cookie < children.Count() ) | |
1227 | { | |
1228 | return children.Item((size_t)cookie++); | |
1229 | } | |
1230 | else | |
1231 | { | |
1232 | // there are no more of them | |
1233 | return wxTreeItemId(); | |
1234 | } | |
f135ff73 | 1235 | } |
29d87bba | 1236 | |
ee4b2721 VZ |
1237 | #endif // WXWIN_COMPATIBILITY_2_4 |
1238 | ||
941830cb | 1239 | wxTreeItemId wxGenericTreeCtrl::GetLastChild(const wxTreeItemId& item) const |
978f38c2 | 1240 | { |
618a5e38 | 1241 | wxCHECK_MSG( item.IsOk(), wxTreeItemId(), wxT("invalid tree item") ); |
978f38c2 | 1242 | |
618a5e38 RR |
1243 | wxArrayGenericTreeItems& children = ((wxGenericTreeItem*) item.m_pItem)->GetChildren(); |
1244 | return (children.IsEmpty() ? wxTreeItemId() : wxTreeItemId(children.Last())); | |
978f38c2 VZ |
1245 | } |
1246 | ||
941830cb | 1247 | wxTreeItemId wxGenericTreeCtrl::GetNextSibling(const wxTreeItemId& item) const |
f135ff73 | 1248 | { |
618a5e38 | 1249 | wxCHECK_MSG( item.IsOk(), wxTreeItemId(), wxT("invalid tree item") ); |
f135ff73 | 1250 | |
618a5e38 RR |
1251 | wxGenericTreeItem *i = (wxGenericTreeItem*) item.m_pItem; |
1252 | wxGenericTreeItem *parent = i->GetParent(); | |
1253 | if ( parent == NULL ) | |
1254 | { | |
1255 | // root item doesn't have any siblings | |
1256 | return wxTreeItemId(); | |
1257 | } | |
4832f7c0 | 1258 | |
618a5e38 RR |
1259 | wxArrayGenericTreeItems& siblings = parent->GetChildren(); |
1260 | int index = siblings.Index(i); | |
1261 | wxASSERT( index != wxNOT_FOUND ); // I'm not a child of my parent? | |
29d87bba | 1262 | |
618a5e38 RR |
1263 | size_t n = (size_t)(index + 1); |
1264 | return n == siblings.Count() ? wxTreeItemId() : wxTreeItemId(siblings[n]); | |
edaa81ae | 1265 | } |
c801d85f | 1266 | |
941830cb | 1267 | wxTreeItemId wxGenericTreeCtrl::GetPrevSibling(const wxTreeItemId& item) const |
c801d85f | 1268 | { |
618a5e38 | 1269 | wxCHECK_MSG( item.IsOk(), wxTreeItemId(), wxT("invalid tree item") ); |
f135ff73 | 1270 | |
618a5e38 RR |
1271 | wxGenericTreeItem *i = (wxGenericTreeItem*) item.m_pItem; |
1272 | wxGenericTreeItem *parent = i->GetParent(); | |
1273 | if ( parent == NULL ) | |
1274 | { | |
1275 | // root item doesn't have any siblings | |
1276 | return wxTreeItemId(); | |
1277 | } | |
4832f7c0 | 1278 | |
618a5e38 RR |
1279 | wxArrayGenericTreeItems& siblings = parent->GetChildren(); |
1280 | int index = siblings.Index(i); | |
1281 | wxASSERT( index != wxNOT_FOUND ); // I'm not a child of my parent? | |
29d87bba | 1282 | |
618a5e38 RR |
1283 | return index == 0 ? wxTreeItemId() |
1284 | : wxTreeItemId(siblings[(size_t)(index - 1)]); | |
f135ff73 | 1285 | } |
389cdc7a | 1286 | |
1ed01484 JS |
1287 | // Only for internal use right now, but should probably be public |
1288 | wxTreeItemId wxGenericTreeCtrl::GetNext(const wxTreeItemId& item) const | |
f135ff73 | 1289 | { |
618a5e38 RR |
1290 | wxCHECK_MSG( item.IsOk(), wxTreeItemId(), wxT("invalid tree item") ); |
1291 | ||
1292 | wxGenericTreeItem *i = (wxGenericTreeItem*) item.m_pItem; | |
1293 | ||
1294 | // First see if there are any children. | |
1295 | wxArrayGenericTreeItems& children = i->GetChildren(); | |
1296 | if (children.GetCount() > 0) | |
1297 | { | |
1298 | return children.Item(0); | |
1299 | } | |
1300 | else | |
1301 | { | |
1302 | // Try a sibling of this or ancestor instead | |
1303 | wxTreeItemId p = item; | |
1304 | wxTreeItemId toFind; | |
1305 | do | |
1306 | { | |
1307 | toFind = GetNextSibling(p); | |
99006e44 | 1308 | p = GetItemParent(p); |
618a5e38 RR |
1309 | } while (p.IsOk() && !toFind.IsOk()); |
1310 | return toFind; | |
1311 | } | |
1ed01484 JS |
1312 | } |
1313 | ||
1ed01484 JS |
1314 | wxTreeItemId wxGenericTreeCtrl::GetFirstVisibleItem() const |
1315 | { | |
618a5e38 RR |
1316 | wxTreeItemId id = GetRootItem(); |
1317 | if (!id.IsOk()) | |
1ed01484 | 1318 | return id; |
1ed01484 | 1319 | |
618a5e38 RR |
1320 | do |
1321 | { | |
1322 | if (IsVisible(id)) | |
1323 | return id; | |
1324 | id = GetNext(id); | |
1325 | } while (id.IsOk()); | |
1326 | ||
1327 | return wxTreeItemId(); | |
1ed01484 JS |
1328 | } |
1329 | ||
941830cb | 1330 | wxTreeItemId wxGenericTreeCtrl::GetNextVisible(const wxTreeItemId& item) const |
f135ff73 | 1331 | { |
618a5e38 | 1332 | wxCHECK_MSG( item.IsOk(), wxTreeItemId(), wxT("invalid tree item") ); |
29d87bba | 1333 | |
618a5e38 RR |
1334 | wxTreeItemId id = item; |
1335 | if (id.IsOk()) | |
1336 | { | |
1337 | while (id = GetNext(id), id.IsOk()) | |
1338 | { | |
1339 | if (IsVisible(id)) | |
1340 | return id; | |
1341 | } | |
1342 | } | |
1343 | return wxTreeItemId(); | |
f135ff73 | 1344 | } |
29d87bba | 1345 | |
941830cb | 1346 | wxTreeItemId wxGenericTreeCtrl::GetPrevVisible(const wxTreeItemId& item) const |
f135ff73 | 1347 | { |
618a5e38 | 1348 | wxCHECK_MSG( item.IsOk(), wxTreeItemId(), wxT("invalid tree item") ); |
29d87bba | 1349 | |
618a5e38 | 1350 | wxFAIL_MSG(wxT("not implemented")); |
29d87bba | 1351 | |
618a5e38 | 1352 | return wxTreeItemId(); |
edaa81ae | 1353 | } |
c801d85f | 1354 | |
fbb12260 JS |
1355 | // called by wxTextTreeCtrl when it marks itself for deletion |
1356 | void wxGenericTreeCtrl::ResetTextControl() | |
1357 | { | |
eb7f24c1 | 1358 | m_textCtrl = NULL; |
fbb12260 JS |
1359 | } |
1360 | ||
cb59313c VZ |
1361 | // find the first item starting with the given prefix after the given item |
1362 | wxTreeItemId wxGenericTreeCtrl::FindItem(const wxTreeItemId& idParent, | |
1363 | const wxString& prefixOrig) const | |
1364 | { | |
1365 | // match is case insensitive as this is more convenient to the user: having | |
1366 | // to press Shift-letter to go to the item starting with a capital letter | |
1367 | // would be too bothersome | |
1368 | wxString prefix = prefixOrig.Lower(); | |
1369 | ||
526b8142 VZ |
1370 | // determine the starting point: we shouldn't take the current item (this |
1371 | // allows to switch between two items starting with the same letter just by | |
1372 | // pressing it) but we shouldn't jump to the next one if the user is | |
1373 | // continuing to type as otherwise he might easily skip the item he wanted | |
cb59313c | 1374 | wxTreeItemId id = idParent; |
526b8142 VZ |
1375 | if ( prefix.length() == 1 ) |
1376 | { | |
1377 | id = GetNext(id); | |
1378 | } | |
cb59313c | 1379 | |
526b8142 | 1380 | // look for the item starting with the given prefix after it |
cb59313c VZ |
1381 | while ( id.IsOk() && !GetItemText(id).Lower().StartsWith(prefix) ) |
1382 | { | |
1383 | id = GetNext(id); | |
1384 | } | |
1385 | ||
526b8142 VZ |
1386 | // if we haven't found anything... |
1387 | if ( !id.IsOk() ) | |
1388 | { | |
1389 | // ... wrap to the beginning | |
1390 | id = GetRootItem(); | |
1391 | if ( HasFlag(wxTR_HIDE_ROOT) ) | |
1392 | { | |
1393 | // can't select virtual root | |
1394 | id = GetNext(id); | |
1395 | } | |
1396 | ||
1397 | // and try all the items (stop when we get to the one we started from) | |
b9d880d6 | 1398 | while (id.IsOk() && id != idParent && !GetItemText(id).Lower().StartsWith(prefix) ) |
526b8142 VZ |
1399 | { |
1400 | id = GetNext(id); | |
1401 | } | |
b9d880d6 RR |
1402 | // If we haven't found the item, id.IsOk() will be false, as per |
1403 | // documentation | |
526b8142 VZ |
1404 | } |
1405 | ||
cb59313c VZ |
1406 | return id; |
1407 | } | |
1408 | ||
f135ff73 VZ |
1409 | // ----------------------------------------------------------------------------- |
1410 | // operations | |
1411 | // ----------------------------------------------------------------------------- | |
1412 | ||
941830cb | 1413 | wxTreeItemId wxGenericTreeCtrl::DoInsertItem(const wxTreeItemId& parentId, |
8cee4a30 VZ |
1414 | size_t previous, |
1415 | const wxString& text, | |
1416 | int image, | |
1417 | int selImage, | |
1418 | wxTreeItemData *data) | |
c801d85f | 1419 | { |
941830cb | 1420 | wxGenericTreeItem *parent = (wxGenericTreeItem*) parentId.m_pItem; |
f49f2b0c RR |
1421 | if ( !parent ) |
1422 | { | |
1423 | // should we give a warning here? | |
1424 | return AddRoot(text, image, selImage, data); | |
1425 | } | |
4832f7c0 | 1426 | |
ca65c044 | 1427 | m_dirty = true; // do this first so stuff below doesn't cause flicker |
618a5e38 | 1428 | |
f38374d0 | 1429 | wxGenericTreeItem *item = |
2b84e565 | 1430 | new wxGenericTreeItem( parent, text, image, selImage, data ); |
74bedbeb | 1431 | |
f49f2b0c RR |
1432 | if ( data != NULL ) |
1433 | { | |
ee4b2721 | 1434 | data->m_pItem = item; |
f49f2b0c | 1435 | } |
74bedbeb | 1436 | |
8cee4a30 VZ |
1437 | parent->Insert( item, previous == (size_t)-1 ? parent->GetChildren().size() |
1438 | : previous ); | |
ef44a621 | 1439 | |
f49f2b0c | 1440 | return item; |
4c681997 RR |
1441 | } |
1442 | ||
941830cb | 1443 | wxTreeItemId wxGenericTreeCtrl::AddRoot(const wxString& text, |
8cee4a30 VZ |
1444 | int image, |
1445 | int selImage, | |
1446 | wxTreeItemData *data) | |
4c681997 | 1447 | { |
f49f2b0c | 1448 | wxCHECK_MSG( !m_anchor, wxTreeItemId(), wxT("tree can have only one root") ); |
389cdc7a | 1449 | |
ca65c044 | 1450 | m_dirty = true; // do this first so stuff below doesn't cause flicker |
618a5e38 | 1451 | |
2b84e565 | 1452 | m_anchor = new wxGenericTreeItem((wxGenericTreeItem *)NULL, text, |
f135ff73 | 1453 | image, selImage, data); |
cf31a1d7 VS |
1454 | if ( data != NULL ) |
1455 | { | |
ee4b2721 | 1456 | data->m_pItem = m_anchor; |
cf31a1d7 VS |
1457 | } |
1458 | ||
618a5e38 RR |
1459 | if (HasFlag(wxTR_HIDE_ROOT)) |
1460 | { | |
1461 | // if root is hidden, make sure we can navigate | |
1462 | // into children | |
1463 | m_anchor->SetHasPlus(); | |
999723f3 VS |
1464 | m_anchor->Expand(); |
1465 | CalculatePositions(); | |
618a5e38 | 1466 | } |
f38374d0 | 1467 | |
f49f2b0c RR |
1468 | if (!HasFlag(wxTR_MULTIPLE)) |
1469 | { | |
1470 | m_current = m_key_current = m_anchor; | |
ca65c044 | 1471 | m_current->SetHilight( true ); |
f49f2b0c | 1472 | } |
389cdc7a | 1473 | |
f49f2b0c | 1474 | return m_anchor; |
edaa81ae | 1475 | } |
c801d85f | 1476 | |
8cee4a30 VZ |
1477 | wxTreeItemId wxGenericTreeCtrl::DoInsertAfter(const wxTreeItemId& parentId, |
1478 | const wxTreeItemId& idPrevious, | |
1479 | const wxString& text, | |
1480 | int image, int selImage, | |
1481 | wxTreeItemData *data) | |
c801d85f | 1482 | { |
941830cb | 1483 | wxGenericTreeItem *parent = (wxGenericTreeItem*) parentId.m_pItem; |
f2593d0d RR |
1484 | if ( !parent ) |
1485 | { | |
1486 | // should we give a warning here? | |
1487 | return AddRoot(text, image, selImage, data); | |
1488 | } | |
c801d85f | 1489 | |
4855a477 JS |
1490 | int index = -1; |
1491 | if (idPrevious.IsOk()) | |
1492 | { | |
1493 | index = parent->GetChildren().Index((wxGenericTreeItem*) idPrevious.m_pItem); | |
1494 | wxASSERT_MSG( index != wxNOT_FOUND, | |
1495 | wxT("previous item in wxGenericTreeCtrl::InsertItem() is not a sibling") ); | |
1496 | } | |
06b466c7 | 1497 | |
f2593d0d RR |
1498 | return DoInsertItem(parentId, (size_t)++index, text, image, selImage, data); |
1499 | } | |
1500 | ||
74bedbeb | 1501 | |
941830cb | 1502 | void wxGenericTreeCtrl::SendDeleteEvent(wxGenericTreeItem *item) |
a43a4f9d | 1503 | { |
09f277d6 | 1504 | wxTreeEvent event(wxEVT_COMMAND_TREE_DELETE_ITEM, this, item); |
f2593d0d | 1505 | ProcessEvent( event ); |
a43a4f9d VZ |
1506 | } |
1507 | ||
0cf3b542 RR |
1508 | // Don't leave edit or selection on a child which is about to disappear |
1509 | void wxGenericTreeCtrl::ChildrenClosing(wxGenericTreeItem* item) | |
1510 | { | |
1511 | if (m_textCtrl != NULL && item != m_textCtrl->item() && IsDescendantOf(item, m_textCtrl->item())) { | |
1512 | m_textCtrl->StopEditing(); | |
1513 | } | |
1514 | if (item != m_key_current && IsDescendantOf(item, m_key_current)) { | |
1515 | m_key_current = NULL; | |
1516 | } | |
1517 | if (IsDescendantOf(item, m_select_me)) { | |
1518 | m_select_me = item; | |
1519 | } | |
1520 | if (item != m_current && IsDescendantOf(item, m_current)) { | |
af3961b3 | 1521 | m_current->SetHilight( false ); |
0cf3b542 RR |
1522 | m_current = NULL; |
1523 | m_select_me = item; | |
1524 | } | |
1525 | } | |
1526 | ||
941830cb | 1527 | void wxGenericTreeCtrl::DeleteChildren(const wxTreeItemId& itemId) |
372edb9d | 1528 | { |
ca65c044 | 1529 | m_dirty = true; // do this first so stuff below doesn't cause flicker |
618a5e38 | 1530 | |
941830cb | 1531 | wxGenericTreeItem *item = (wxGenericTreeItem*) itemId.m_pItem; |
0cf3b542 | 1532 | ChildrenClosing(item); |
a43a4f9d | 1533 | item->DeleteChildren(this); |
372edb9d VZ |
1534 | } |
1535 | ||
941830cb | 1536 | void wxGenericTreeCtrl::Delete(const wxTreeItemId& itemId) |
c801d85f | 1537 | { |
ca65c044 | 1538 | m_dirty = true; // do this first so stuff below doesn't cause flicker |
618a5e38 | 1539 | |
941830cb | 1540 | wxGenericTreeItem *item = (wxGenericTreeItem*) itemId.m_pItem; |
ff5bf259 | 1541 | |
0cf3b542 | 1542 | if (m_textCtrl != NULL && IsDescendantOf(item, m_textCtrl->item())) |
eb7f24c1 VZ |
1543 | { |
1544 | // can't delete the item being edited, cancel editing it first | |
0cf3b542 | 1545 | m_textCtrl->StopEditing(); |
eb7f24c1 VZ |
1546 | } |
1547 | ||
7475e8a3 VZ |
1548 | wxGenericTreeItem *parent = item->GetParent(); |
1549 | ||
1550 | // don't keep stale pointers around! | |
1551 | if ( IsDescendantOf(item, m_key_current) ) | |
aaa2f297 | 1552 | { |
3e3a7b97 JS |
1553 | // Don't silently change the selection: |
1554 | // do it properly in idle time, so event | |
1555 | // handlers get called. | |
ca65c044 | 1556 | |
3e3a7b97 JS |
1557 | // m_key_current = parent; |
1558 | m_key_current = NULL; | |
1559 | } | |
1560 | ||
1561 | // m_select_me records whether we need to select | |
1562 | // a different item, in idle time. | |
1563 | if ( m_select_me && IsDescendantOf(item, m_select_me) ) | |
1564 | { | |
1565 | m_select_me = parent; | |
aaa2f297 VZ |
1566 | } |
1567 | ||
7475e8a3 VZ |
1568 | if ( IsDescendantOf(item, m_current) ) |
1569 | { | |
3e3a7b97 JS |
1570 | // Don't silently change the selection: |
1571 | // do it properly in idle time, so event | |
1572 | // handlers get called. | |
ca65c044 | 1573 | |
3e3a7b97 JS |
1574 | // m_current = parent; |
1575 | m_current = NULL; | |
1576 | m_select_me = parent; | |
7475e8a3 VZ |
1577 | } |
1578 | ||
1579 | // remove the item from the tree | |
97d7bfb8 RR |
1580 | if ( parent ) |
1581 | { | |
1582 | parent->GetChildren().Remove( item ); // remove by value | |
1583 | } | |
7475e8a3 | 1584 | else // deleting the root |
aaa2f297 | 1585 | { |
7475e8a3 VZ |
1586 | // nothing will be left in the tree |
1587 | m_anchor = NULL; | |
aaa2f297 VZ |
1588 | } |
1589 | ||
7475e8a3 | 1590 | // and delete all of its children and the item itself now |
97d7bfb8 RR |
1591 | item->DeleteChildren(this); |
1592 | SendDeleteEvent(item); | |
5117f9bf JS |
1593 | |
1594 | if (item == m_select_me) | |
1595 | m_select_me = NULL; | |
1729813a | 1596 | |
97d7bfb8 | 1597 | delete item; |
edaa81ae | 1598 | } |
c801d85f | 1599 | |
941830cb | 1600 | void wxGenericTreeCtrl::DeleteAllItems() |
c801d85f | 1601 | { |
97d7bfb8 RR |
1602 | if ( m_anchor ) |
1603 | { | |
7475e8a3 | 1604 | Delete(m_anchor); |
97d7bfb8 | 1605 | } |
edaa81ae RR |
1606 | } |
1607 | ||
941830cb | 1608 | void wxGenericTreeCtrl::Expand(const wxTreeItemId& itemId) |
edaa81ae | 1609 | { |
941830cb | 1610 | wxGenericTreeItem *item = (wxGenericTreeItem*) itemId.m_pItem; |
f135ff73 | 1611 | |
941830cb | 1612 | wxCHECK_RET( item, _T("invalid item in wxGenericTreeCtrl::Expand") ); |
7a944d2f | 1613 | wxCHECK_RET( !HasFlag(wxTR_HIDE_ROOT) || itemId != GetRootItem(), |
999723f3 | 1614 | _T("can't expand hidden root") ); |
f6bcfd97 | 1615 | |
f2593d0d RR |
1616 | if ( !item->HasPlus() ) |
1617 | return; | |
978f38c2 | 1618 | |
f2593d0d RR |
1619 | if ( item->IsExpanded() ) |
1620 | return; | |
f135ff73 | 1621 | |
09f277d6 | 1622 | wxTreeEvent event(wxEVT_COMMAND_TREE_ITEM_EXPANDING, this, item); |
004fd0c8 | 1623 | |
f2593d0d RR |
1624 | if ( ProcessEvent( event ) && !event.IsAllowed() ) |
1625 | { | |
1626 | // cancelled by program | |
1627 | return; | |
1628 | } | |
4832f7c0 | 1629 | |
f2593d0d RR |
1630 | item->Expand(); |
1631 | CalculatePositions(); | |
f135ff73 | 1632 | |
f2593d0d | 1633 | RefreshSubtree(item); |
f135ff73 | 1634 | |
f2593d0d RR |
1635 | event.SetEventType(wxEVT_COMMAND_TREE_ITEM_EXPANDED); |
1636 | ProcessEvent( event ); | |
edaa81ae RR |
1637 | } |
1638 | ||
941830cb | 1639 | void wxGenericTreeCtrl::Collapse(const wxTreeItemId& itemId) |
edaa81ae | 1640 | { |
7a944d2f | 1641 | wxCHECK_RET( !HasFlag(wxTR_HIDE_ROOT) || itemId != GetRootItem(), |
999723f3 VS |
1642 | _T("can't collapse hidden root") ); |
1643 | ||
941830cb | 1644 | wxGenericTreeItem *item = (wxGenericTreeItem*) itemId.m_pItem; |
f135ff73 | 1645 | |
f2593d0d RR |
1646 | if ( !item->IsExpanded() ) |
1647 | return; | |
f135ff73 | 1648 | |
09f277d6 | 1649 | wxTreeEvent event(wxEVT_COMMAND_TREE_ITEM_COLLAPSING, this, item); |
f2593d0d RR |
1650 | if ( ProcessEvent( event ) && !event.IsAllowed() ) |
1651 | { | |
1652 | // cancelled by program | |
1653 | return; | |
1654 | } | |
4832f7c0 | 1655 | |
0cf3b542 | 1656 | ChildrenClosing(item); |
f2593d0d | 1657 | item->Collapse(); |
f135ff73 | 1658 | |
618a5e38 | 1659 | #if 0 // TODO why should items be collapsed recursively? |
f2593d0d RR |
1660 | wxArrayGenericTreeItems& children = item->GetChildren(); |
1661 | size_t count = children.Count(); | |
1662 | for ( size_t n = 0; n < count; n++ ) | |
1663 | { | |
1664 | Collapse(children[n]); | |
1665 | } | |
618a5e38 | 1666 | #endif |
f135ff73 | 1667 | |
f2593d0d | 1668 | CalculatePositions(); |
f135ff73 | 1669 | |
f2593d0d | 1670 | RefreshSubtree(item); |
f135ff73 | 1671 | |
f2593d0d RR |
1672 | event.SetEventType(wxEVT_COMMAND_TREE_ITEM_COLLAPSED); |
1673 | ProcessEvent( event ); | |
edaa81ae | 1674 | } |
c801d85f | 1675 | |
941830cb | 1676 | void wxGenericTreeCtrl::CollapseAndReset(const wxTreeItemId& item) |
c801d85f | 1677 | { |
00e12320 RR |
1678 | Collapse(item); |
1679 | DeleteChildren(item); | |
edaa81ae | 1680 | } |
c801d85f | 1681 | |
941830cb | 1682 | void wxGenericTreeCtrl::Toggle(const wxTreeItemId& itemId) |
c801d85f | 1683 | { |
941830cb | 1684 | wxGenericTreeItem *item = (wxGenericTreeItem*) itemId.m_pItem; |
389cdc7a | 1685 | |
00e12320 RR |
1686 | if (item->IsExpanded()) |
1687 | Collapse(itemId); | |
1688 | else | |
1689 | Expand(itemId); | |
f135ff73 | 1690 | } |
389cdc7a | 1691 | |
941830cb | 1692 | void wxGenericTreeCtrl::Unselect() |
f135ff73 | 1693 | { |
00e12320 RR |
1694 | if (m_current) |
1695 | { | |
ca65c044 | 1696 | m_current->SetHilight( false ); |
00e12320 | 1697 | RefreshLine( m_current ); |
02fe25c2 VZ |
1698 | |
1699 | m_current = NULL; | |
3e3a7b97 | 1700 | m_select_me = NULL; |
00e12320 | 1701 | } |
edaa81ae | 1702 | } |
c801d85f | 1703 | |
941830cb | 1704 | void wxGenericTreeCtrl::UnselectAllChildren(wxGenericTreeItem *item) |
389cdc7a | 1705 | { |
00e12320 RR |
1706 | if (item->IsSelected()) |
1707 | { | |
ca65c044 | 1708 | item->SetHilight(false); |
00e12320 RR |
1709 | RefreshLine(item); |
1710 | } | |
d3a9f4af | 1711 | |
00e12320 | 1712 | if (item->HasChildren()) |
88ac883a | 1713 | { |
00e12320 RR |
1714 | wxArrayGenericTreeItems& children = item->GetChildren(); |
1715 | size_t count = children.Count(); | |
1716 | for ( size_t n = 0; n < count; ++n ) | |
1717 | { | |
1718 | UnselectAllChildren(children[n]); | |
1719 | } | |
88ac883a VZ |
1720 | } |
1721 | } | |
f135ff73 | 1722 | |
941830cb | 1723 | void wxGenericTreeCtrl::UnselectAll() |
88ac883a | 1724 | { |
0a33446c VZ |
1725 | wxTreeItemId rootItem = GetRootItem(); |
1726 | ||
1727 | // the tree might not have the root item at all | |
1728 | if ( rootItem ) | |
1729 | { | |
1730 | UnselectAllChildren((wxGenericTreeItem*) rootItem.m_pItem); | |
1731 | } | |
88ac883a VZ |
1732 | } |
1733 | ||
1734 | // Recursive function ! | |
1735 | // To stop we must have crt_item<last_item | |
91b8de8d | 1736 | // Algorithm : |
88ac883a | 1737 | // Tag all next children, when no more children, |
d3a9f4af | 1738 | // Move to parent (not to tag) |
91b8de8d | 1739 | // Keep going... if we found last_item, we stop. |
941830cb | 1740 | bool wxGenericTreeCtrl::TagNextChildren(wxGenericTreeItem *crt_item, wxGenericTreeItem *last_item, bool select) |
88ac883a VZ |
1741 | { |
1742 | wxGenericTreeItem *parent = crt_item->GetParent(); | |
1743 | ||
00e12320 RR |
1744 | if (parent == NULL) // This is root item |
1745 | return TagAllChildrenUntilLast(crt_item, last_item, select); | |
88ac883a | 1746 | |
91b8de8d | 1747 | wxArrayGenericTreeItems& children = parent->GetChildren(); |
88ac883a VZ |
1748 | int index = children.Index(crt_item); |
1749 | wxASSERT( index != wxNOT_FOUND ); // I'm not a child of my parent? | |
1750 | ||
1751 | size_t count = children.Count(); | |
1752 | for (size_t n=(size_t)(index+1); n<count; ++n) | |
00e12320 | 1753 | { |
ca65c044 | 1754 | if (TagAllChildrenUntilLast(children[n], last_item, select)) return true; |
00e12320 | 1755 | } |
88ac883a VZ |
1756 | |
1757 | return TagNextChildren(parent, last_item, select); | |
1758 | } | |
1759 | ||
941830cb | 1760 | bool wxGenericTreeCtrl::TagAllChildrenUntilLast(wxGenericTreeItem *crt_item, wxGenericTreeItem *last_item, bool select) |
88ac883a | 1761 | { |
00e12320 RR |
1762 | crt_item->SetHilight(select); |
1763 | RefreshLine(crt_item); | |
d3a9f4af | 1764 | |
06b466c7 | 1765 | if (crt_item==last_item) |
ca65c044 | 1766 | return true; |
88ac883a | 1767 | |
00e12320 | 1768 | if (crt_item->HasChildren()) |
88ac883a | 1769 | { |
00e12320 RR |
1770 | wxArrayGenericTreeItems& children = crt_item->GetChildren(); |
1771 | size_t count = children.Count(); | |
1772 | for ( size_t n = 0; n < count; ++n ) | |
1773 | { | |
06b466c7 | 1774 | if (TagAllChildrenUntilLast(children[n], last_item, select)) |
ca65c044 | 1775 | return true; |
06b466c7 | 1776 | } |
88ac883a | 1777 | } |
d3a9f4af | 1778 | |
ca65c044 | 1779 | return false; |
88ac883a VZ |
1780 | } |
1781 | ||
941830cb | 1782 | void wxGenericTreeCtrl::SelectItemRange(wxGenericTreeItem *item1, wxGenericTreeItem *item2) |
88ac883a | 1783 | { |
3e3a7b97 | 1784 | m_select_me = NULL; |
88ac883a | 1785 | |
999836aa | 1786 | // item2 is not necessary after item1 |
f2593d0d | 1787 | // choice first' and 'last' between item1 and item2 |
999836aa VZ |
1788 | wxGenericTreeItem *first= (item1->GetY()<item2->GetY()) ? item1 : item2; |
1789 | wxGenericTreeItem *last = (item1->GetY()<item2->GetY()) ? item2 : item1; | |
88ac883a | 1790 | |
f2593d0d | 1791 | bool select = m_current->IsSelected(); |
d3a9f4af | 1792 | |
f2593d0d RR |
1793 | if ( TagAllChildrenUntilLast(first,last,select) ) |
1794 | return; | |
88ac883a | 1795 | |
f2593d0d | 1796 | TagNextChildren(first,last,select); |
88ac883a VZ |
1797 | } |
1798 | ||
78f12104 VZ |
1799 | void wxGenericTreeCtrl::DoSelectItem(const wxTreeItemId& itemId, |
1800 | bool unselect_others, | |
1801 | bool extended_select) | |
d3a9f4af | 1802 | { |
223d09f6 | 1803 | wxCHECK_RET( itemId.IsOk(), wxT("invalid tree item") ); |
8b04a037 | 1804 | |
3e3a7b97 | 1805 | m_select_me = NULL; |
ca65c044 | 1806 | |
88ac883a | 1807 | bool is_single=!(GetWindowStyleFlag() & wxTR_MULTIPLE); |
941830cb | 1808 | wxGenericTreeItem *item = (wxGenericTreeItem*) itemId.m_pItem; |
88ac883a VZ |
1809 | |
1810 | //wxCHECK_RET( ( (!unselect_others) && is_single), | |
223d09f6 | 1811 | // wxT("this is a single selection tree") ); |
88ac883a VZ |
1812 | |
1813 | // to keep going anyhow !!! | |
d3a9f4af | 1814 | if (is_single) |
8dc99046 VZ |
1815 | { |
1816 | if (item->IsSelected()) | |
1817 | return; // nothing to do | |
ca65c044 WS |
1818 | unselect_others = true; |
1819 | extended_select = false; | |
8dc99046 VZ |
1820 | } |
1821 | else if ( unselect_others && item->IsSelected() ) | |
1822 | { | |
1823 | // selection change if there is more than one item currently selected | |
1824 | wxArrayTreeItemIds selected_items; | |
1825 | if ( GetSelections(selected_items) == 1 ) | |
1826 | return; | |
1827 | } | |
d3a9f4af | 1828 | |
09f277d6 | 1829 | wxTreeEvent event(wxEVT_COMMAND_TREE_SEL_CHANGING, this, item); |
ee4b2721 | 1830 | event.m_itemOld = m_current; |
91b8de8d | 1831 | // TODO : Here we don't send any selection mode yet ! |
d3a9f4af | 1832 | |
f98e2558 | 1833 | if ( GetEventHandler()->ProcessEvent( event ) && !event.IsAllowed() ) |
618a5e38 | 1834 | return; |
f135ff73 | 1835 | |
99006e44 | 1836 | wxTreeItemId parent = GetItemParent( itemId ); |
2cc78389 RR |
1837 | while (parent.IsOk()) |
1838 | { | |
1839 | if (!IsExpanded(parent)) | |
1840 | Expand( parent ); | |
cdb3cffe | 1841 | |
99006e44 | 1842 | parent = GetItemParent( parent ); |
2cc78389 | 1843 | } |
cdb3cffe | 1844 | |
88ac883a VZ |
1845 | // ctrl press |
1846 | if (unselect_others) | |
389cdc7a | 1847 | { |
88ac883a | 1848 | if (is_single) Unselect(); // to speed up thing |
c193b707 | 1849 | else UnselectAll(); |
edaa81ae | 1850 | } |
f135ff73 | 1851 | |
88ac883a | 1852 | // shift press |
d3a9f4af | 1853 | if (extended_select) |
88ac883a | 1854 | { |
aaa2f297 VZ |
1855 | if ( !m_current ) |
1856 | { | |
618a5e38 | 1857 | m_current = m_key_current = (wxGenericTreeItem*) GetRootItem().m_pItem; |
aaa2f297 VZ |
1858 | } |
1859 | ||
88ac883a VZ |
1860 | // don't change the mark (m_current) |
1861 | SelectItemRange(m_current, item); | |
1862 | } | |
1863 | else | |
1864 | { | |
ca65c044 | 1865 | bool select = true; // the default |
88ac883a | 1866 | |
c193b707 VZ |
1867 | // Check if we need to toggle hilight (ctrl mode) |
1868 | if (!unselect_others) | |
618a5e38 | 1869 | select=!item->IsSelected(); |
88ac883a | 1870 | |
91b8de8d | 1871 | m_current = m_key_current = item; |
c193b707 VZ |
1872 | m_current->SetHilight(select); |
1873 | RefreshLine( m_current ); | |
88ac883a | 1874 | } |
389cdc7a | 1875 | |
7ede7389 JS |
1876 | // This can cause idle processing to select the root |
1877 | // if no item is selected, so it must be after the | |
1878 | // selection is set | |
1879 | EnsureVisible( itemId ); | |
1880 | ||
f135ff73 | 1881 | event.SetEventType(wxEVT_COMMAND_TREE_SEL_CHANGED); |
6daa0637 | 1882 | GetEventHandler()->ProcessEvent( event ); |
389cdc7a VZ |
1883 | } |
1884 | ||
78f12104 VZ |
1885 | void wxGenericTreeCtrl::SelectItem(const wxTreeItemId& itemId, bool select) |
1886 | { | |
1887 | if ( select ) | |
1888 | { | |
fced5066 | 1889 | DoSelectItem(itemId, !HasFlag(wxTR_MULTIPLE)); |
78f12104 VZ |
1890 | } |
1891 | else // deselect | |
1892 | { | |
1893 | wxGenericTreeItem *item = (wxGenericTreeItem*) itemId.m_pItem; | |
1894 | wxCHECK_RET( item, wxT("SelectItem(): invalid tree item") ); | |
b9d880d6 | 1895 | |
714dfaa6 RR |
1896 | wxTreeEvent event(wxEVT_COMMAND_TREE_SEL_CHANGING, this, item); |
1897 | if ( GetEventHandler()->ProcessEvent( event ) && !event.IsAllowed() ) | |
1898 | return; | |
1899 | ||
ca65c044 | 1900 | item->SetHilight(false); |
78f12104 | 1901 | RefreshLine(item); |
b9d880d6 | 1902 | |
714dfaa6 RR |
1903 | event.SetEventType(wxEVT_COMMAND_TREE_SEL_CHANGED); |
1904 | GetEventHandler()->ProcessEvent( event ); | |
78f12104 VZ |
1905 | } |
1906 | } | |
1907 | ||
941830cb | 1908 | void wxGenericTreeCtrl::FillArray(wxGenericTreeItem *item, |
cb59313c | 1909 | wxArrayTreeItemIds &array) const |
c801d85f | 1910 | { |
8dc99046 | 1911 | if ( item->IsSelected() ) |
9dfbf520 | 1912 | array.Add(wxTreeItemId(item)); |
91b8de8d | 1913 | |
9dfbf520 | 1914 | if ( item->HasChildren() ) |
91b8de8d | 1915 | { |
9dfbf520 VZ |
1916 | wxArrayGenericTreeItems& children = item->GetChildren(); |
1917 | size_t count = children.GetCount(); | |
1918 | for ( size_t n = 0; n < count; ++n ) | |
f6bcfd97 | 1919 | FillArray(children[n], array); |
91b8de8d RR |
1920 | } |
1921 | } | |
1922 | ||
941830cb | 1923 | size_t wxGenericTreeCtrl::GetSelections(wxArrayTreeItemIds &array) const |
91b8de8d | 1924 | { |
618a5e38 RR |
1925 | array.Empty(); |
1926 | wxTreeItemId idRoot = GetRootItem(); | |
1927 | if ( idRoot.IsOk() ) | |
1928 | { | |
1929 | FillArray((wxGenericTreeItem*) idRoot.m_pItem, array); | |
1930 | } | |
1931 | //else: the tree is empty, so no selections | |
91b8de8d | 1932 | |
618a5e38 | 1933 | return array.Count(); |
91b8de8d RR |
1934 | } |
1935 | ||
941830cb | 1936 | void wxGenericTreeCtrl::EnsureVisible(const wxTreeItemId& item) |
d3a9f4af | 1937 | { |
05b2a432 RD |
1938 | wxCHECK_RET( item.IsOk(), wxT("invalid tree item") ); |
1939 | ||
91b8de8d RR |
1940 | if (!item.IsOk()) return; |
1941 | ||
941830cb | 1942 | wxGenericTreeItem *gitem = (wxGenericTreeItem*) item.m_pItem; |
ef44a621 | 1943 | |
f65635b5 VZ |
1944 | // first expand all parent branches |
1945 | wxGenericTreeItem *parent = gitem->GetParent(); | |
999723f3 VS |
1946 | |
1947 | if ( HasFlag(wxTR_HIDE_ROOT) ) | |
f65635b5 | 1948 | { |
ff38281a | 1949 | while ( parent && parent != m_anchor ) |
999723f3 VS |
1950 | { |
1951 | Expand(parent); | |
1952 | parent = parent->GetParent(); | |
1953 | } | |
1954 | } | |
1955 | else | |
1956 | { | |
1957 | while ( parent ) | |
1958 | { | |
1959 | Expand(parent); | |
1960 | parent = parent->GetParent(); | |
1961 | } | |
f65635b5 VZ |
1962 | } |
1963 | ||
5391f772 | 1964 | //if (parent) CalculatePositions(); |
91b8de8d RR |
1965 | |
1966 | ScrollTo(item); | |
1967 | } | |
1968 | ||
941830cb | 1969 | void wxGenericTreeCtrl::ScrollTo(const wxTreeItemId &item) |
91b8de8d RR |
1970 | { |
1971 | if (!item.IsOk()) return; | |
1972 | ||
dc6c62a9 RR |
1973 | // We have to call this here because the label in |
1974 | // question might just have been added and no screen | |
1975 | // update taken place. | |
ca65c044 | 1976 | if (m_dirty) |
f89d65ea SC |
1977 | #if defined( __WXMSW__ ) || defined(__WXMAC__) |
1978 | Update(); | |
1979 | #else | |
27f8357f | 1980 | DoDirtyProcessing(); |
f89d65ea | 1981 | #endif |
941830cb | 1982 | wxGenericTreeItem *gitem = (wxGenericTreeItem*) item.m_pItem; |
91b8de8d | 1983 | |
f65635b5 | 1984 | // now scroll to the item |
0659e7ee | 1985 | int item_y = gitem->GetY(); |
8dc99046 | 1986 | |
0659e7ee RR |
1987 | int start_x = 0; |
1988 | int start_y = 0; | |
1e6feb95 | 1989 | GetViewStart( &start_x, &start_y ); |
91b8de8d | 1990 | start_y *= PIXELS_PER_UNIT; |
978f38c2 | 1991 | |
a93109d5 RR |
1992 | int client_h = 0; |
1993 | int client_w = 0; | |
1994 | GetClientSize( &client_w, &client_h ); | |
ef44a621 | 1995 | |
0659e7ee RR |
1996 | if (item_y < start_y+3) |
1997 | { | |
91b8de8d | 1998 | // going down |
0659e7ee RR |
1999 | int x = 0; |
2000 | int y = 0; | |
91b8de8d RR |
2001 | m_anchor->GetSize( x, y, this ); |
2002 | y += PIXELS_PER_UNIT+2; // one more scrollbar unit + 2 pixels | |
c7a9fa36 | 2003 | x += PIXELS_PER_UNIT+2; // one more scrollbar unit + 2 pixels |
0659e7ee | 2004 | int x_pos = GetScrollPos( wxHORIZONTAL ); |
c193b707 | 2005 | // Item should appear at top |
91b8de8d | 2006 | SetScrollbars( PIXELS_PER_UNIT, PIXELS_PER_UNIT, x/PIXELS_PER_UNIT, y/PIXELS_PER_UNIT, x_pos, item_y/PIXELS_PER_UNIT ); |
0659e7ee | 2007 | } |
91b8de8d | 2008 | else if (item_y+GetLineHeight(gitem) > start_y+client_h) |
0659e7ee | 2009 | { |
c7a9fa36 RR |
2010 | // going up |
2011 | int x = 0; | |
2012 | int y = 0; | |
2013 | m_anchor->GetSize( x, y, this ); | |
2014 | y += PIXELS_PER_UNIT+2; // one more scrollbar unit + 2 pixels | |
2015 | x += PIXELS_PER_UNIT+2; // one more scrollbar unit + 2 pixels | |
2016 | item_y += PIXELS_PER_UNIT+2; | |
2017 | int x_pos = GetScrollPos( wxHORIZONTAL ); | |
c193b707 | 2018 | // Item should appear at bottom |
c7a9fa36 | 2019 | SetScrollbars( PIXELS_PER_UNIT, PIXELS_PER_UNIT, x/PIXELS_PER_UNIT, y/PIXELS_PER_UNIT, x_pos, (item_y+GetLineHeight(gitem)-client_h)/PIXELS_PER_UNIT ); |
0659e7ee | 2020 | } |
edaa81ae | 2021 | } |
c801d85f | 2022 | |
e1ee62bd | 2023 | // FIXME: tree sorting functions are not reentrant and not MT-safe! |
941830cb | 2024 | static wxGenericTreeCtrl *s_treeBeingSorted = NULL; |
0659e7ee | 2025 | |
004fd0c8 | 2026 | static int LINKAGEMODE tree_ctrl_compare_func(wxGenericTreeItem **item1, |
e1ee62bd | 2027 | wxGenericTreeItem **item2) |
edaa81ae | 2028 | { |
941830cb | 2029 | wxCHECK_MSG( s_treeBeingSorted, 0, wxT("bug in wxGenericTreeCtrl::SortChildren()") ); |
e1ee62bd VZ |
2030 | |
2031 | return s_treeBeingSorted->OnCompareItems(*item1, *item2); | |
0659e7ee RR |
2032 | } |
2033 | ||
941830cb | 2034 | void wxGenericTreeCtrl::SortChildren(const wxTreeItemId& itemId) |
e1ee62bd | 2035 | { |
223d09f6 | 2036 | wxCHECK_RET( itemId.IsOk(), wxT("invalid tree item") ); |
e1ee62bd | 2037 | |
941830cb | 2038 | wxGenericTreeItem *item = (wxGenericTreeItem*) itemId.m_pItem; |
978f38c2 | 2039 | |
e1ee62bd | 2040 | wxCHECK_RET( !s_treeBeingSorted, |
941830cb | 2041 | wxT("wxGenericTreeCtrl::SortChildren is not reentrant") ); |
e1ee62bd | 2042 | |
91b8de8d | 2043 | wxArrayGenericTreeItems& children = item->GetChildren(); |
e1ee62bd VZ |
2044 | if ( children.Count() > 1 ) |
2045 | { | |
ca65c044 | 2046 | m_dirty = true; |
618a5e38 | 2047 | |
e1ee62bd VZ |
2048 | s_treeBeingSorted = this; |
2049 | children.Sort(tree_ctrl_compare_func); | |
2050 | s_treeBeingSorted = NULL; | |
e1ee62bd VZ |
2051 | } |
2052 | //else: don't make the tree dirty as nothing changed | |
edaa81ae RR |
2053 | } |
2054 | ||
618a5e38 | 2055 | void wxGenericTreeCtrl::CalculateLineHeight() |
e2414cbe | 2056 | { |
f2593d0d RR |
2057 | wxClientDC dc(this); |
2058 | m_lineHeight = (int)(dc.GetCharHeight() + 4); | |
06b466c7 | 2059 | |
618a5e38 RR |
2060 | if ( m_imageListNormal ) |
2061 | { | |
2062 | // Calculate a m_lineHeight value from the normal Image sizes. | |
2063 | // May be toggle off. Then wxGenericTreeCtrl will spread when | |
2064 | // necessary (which might look ugly). | |
2065 | int n = m_imageListNormal->GetImageCount(); | |
2066 | for (int i = 0; i < n ; i++) | |
2067 | { | |
2068 | int width = 0, height = 0; | |
2069 | m_imageListNormal->GetSize(i, width, height); | |
2070 | if (height > m_lineHeight) m_lineHeight = height; | |
2071 | } | |
2072 | } | |
2073 | ||
2074 | if (m_imageListButtons) | |
f2593d0d | 2075 | { |
618a5e38 RR |
2076 | // Calculate a m_lineHeight value from the Button image sizes. |
2077 | // May be toggle off. Then wxGenericTreeCtrl will spread when | |
2078 | // necessary (which might look ugly). | |
2079 | int n = m_imageListButtons->GetImageCount(); | |
2080 | for (int i = 0; i < n ; i++) | |
2081 | { | |
2082 | int width = 0, height = 0; | |
2083 | m_imageListButtons->GetSize(i, width, height); | |
2084 | if (height > m_lineHeight) m_lineHeight = height; | |
2085 | } | |
f2593d0d | 2086 | } |
91b8de8d | 2087 | |
618a5e38 | 2088 | if (m_lineHeight < 30) |
f2593d0d | 2089 | m_lineHeight += 2; // at least 2 pixels |
06b466c7 | 2090 | else |
f2593d0d | 2091 | m_lineHeight += m_lineHeight/10; // otherwise 10% extra spacing |
edaa81ae | 2092 | } |
e2414cbe | 2093 | |
618a5e38 RR |
2094 | void wxGenericTreeCtrl::SetImageList(wxImageList *imageList) |
2095 | { | |
2096 | if (m_ownsImageListNormal) delete m_imageListNormal; | |
2097 | m_imageListNormal = imageList; | |
ca65c044 WS |
2098 | m_ownsImageListNormal = false; |
2099 | m_dirty = true; | |
f4bd6759 JS |
2100 | // Don't do any drawing if we're setting the list to NULL, |
2101 | // since we may be in the process of deleting the tree control. | |
2102 | if (imageList) | |
2103 | CalculateLineHeight(); | |
618a5e38 RR |
2104 | } |
2105 | ||
941830cb | 2106 | void wxGenericTreeCtrl::SetStateImageList(wxImageList *imageList) |
e2414cbe | 2107 | { |
46cd520d | 2108 | if (m_ownsImageListState) delete m_imageListState; |
f135ff73 | 2109 | m_imageListState = imageList; |
ca65c044 | 2110 | m_ownsImageListState = false; |
46cd520d VS |
2111 | } |
2112 | ||
618a5e38 RR |
2113 | void wxGenericTreeCtrl::SetButtonsImageList(wxImageList *imageList) |
2114 | { | |
2115 | if (m_ownsImageListButtons) delete m_imageListButtons; | |
2116 | m_imageListButtons = imageList; | |
ca65c044 WS |
2117 | m_ownsImageListButtons = false; |
2118 | m_dirty = true; | |
618a5e38 RR |
2119 | CalculateLineHeight(); |
2120 | } | |
2121 | ||
618a5e38 RR |
2122 | void wxGenericTreeCtrl::AssignButtonsImageList(wxImageList *imageList) |
2123 | { | |
2124 | SetButtonsImageList(imageList); | |
ca65c044 | 2125 | m_ownsImageListButtons = true; |
618a5e38 RR |
2126 | } |
2127 | ||
f135ff73 VZ |
2128 | // ----------------------------------------------------------------------------- |
2129 | // helpers | |
2130 | // ----------------------------------------------------------------------------- | |
0659e7ee | 2131 | |
941830cb | 2132 | void wxGenericTreeCtrl::AdjustMyScrollbars() |
c801d85f | 2133 | { |
0659e7ee RR |
2134 | if (m_anchor) |
2135 | { | |
618a5e38 | 2136 | int x = 0, y = 0; |
91b8de8d | 2137 | m_anchor->GetSize( x, y, this ); |
c193b707 | 2138 | y += PIXELS_PER_UNIT+2; // one more scrollbar unit + 2 pixels |
c7a9fa36 | 2139 | x += PIXELS_PER_UNIT+2; // one more scrollbar unit + 2 pixels |
0659e7ee RR |
2140 | int x_pos = GetScrollPos( wxHORIZONTAL ); |
2141 | int y_pos = GetScrollPos( wxVERTICAL ); | |
91b8de8d | 2142 | SetScrollbars( PIXELS_PER_UNIT, PIXELS_PER_UNIT, x/PIXELS_PER_UNIT, y/PIXELS_PER_UNIT, x_pos, y_pos ); |
0659e7ee RR |
2143 | } |
2144 | else | |
2145 | { | |
2146 | SetScrollbars( 0, 0, 0, 0 ); | |
2147 | } | |
edaa81ae | 2148 | } |
c801d85f | 2149 | |
941830cb | 2150 | int wxGenericTreeCtrl::GetLineHeight(wxGenericTreeItem *item) const |
91b8de8d | 2151 | { |
dc6c62a9 RR |
2152 | if (GetWindowStyleFlag() & wxTR_HAS_VARIABLE_ROW_HEIGHT) |
2153 | return item->GetHeight(); | |
2154 | else | |
2155 | return m_lineHeight; | |
91b8de8d RR |
2156 | } |
2157 | ||
941830cb | 2158 | void wxGenericTreeCtrl::PaintItem(wxGenericTreeItem *item, wxDC& dc) |
ef44a621 | 2159 | { |
618a5e38 RR |
2160 | // TODO implement "state" icon on items |
2161 | ||
9ec64fa7 VZ |
2162 | wxTreeItemAttr *attr = item->GetAttributes(); |
2163 | if ( attr && attr->HasFont() ) | |
2164 | dc.SetFont(attr->GetFont()); | |
2165 | else if (item->IsBold()) | |
eff869aa | 2166 | dc.SetFont(m_boldFont); |
ef44a621 | 2167 | |
618a5e38 | 2168 | long text_w = 0, text_h = 0; |
bbe0af5b | 2169 | dc.GetTextExtent( item->GetText(), &text_w, &text_h ); |
ef44a621 | 2170 | |
618a5e38 | 2171 | int image_h = 0, image_w = 0; |
8dc99046 VZ |
2172 | int image = item->GetCurrentImage(); |
2173 | if ( image != NO_IMAGE ) | |
bbe0af5b | 2174 | { |
2c8e4738 VZ |
2175 | if ( m_imageListNormal ) |
2176 | { | |
2177 | m_imageListNormal->GetSize( image, image_w, image_h ); | |
3e4f8ee2 | 2178 | image_w += MARGIN_BETWEEN_IMAGE_AND_TEXT; |
2c8e4738 VZ |
2179 | } |
2180 | else | |
2181 | { | |
2182 | image = NO_IMAGE; | |
2183 | } | |
bbe0af5b | 2184 | } |
ef44a621 | 2185 | |
91b8de8d | 2186 | int total_h = GetLineHeight(item); |
6c051af4 | 2187 | bool drawItemBackground = false; |
91b8de8d | 2188 | |
b771aa29 | 2189 | if ( item->IsSelected() ) |
cdb3cffe | 2190 | { |
44c44c82 SC |
2191 | // under mac selections are only a rectangle in case they don't have the focus |
2192 | #ifdef __WXMAC__ | |
2193 | if ( !m_hasFocus ) | |
2194 | { | |
2195 | dc.SetBrush( *wxTRANSPARENT_BRUSH ) ; | |
2196 | dc.SetPen( wxPen( wxSystemSettings::GetColour( wxSYS_COLOUR_HIGHLIGHT ) , 1 , wxSOLID ) ) ; | |
2197 | } | |
2198 | else | |
2199 | { | |
2200 | dc.SetBrush( *m_hilightBrush ) ; | |
2201 | } | |
2202 | #else | |
b771aa29 | 2203 | dc.SetBrush(*(m_hasFocus ? m_hilightBrush : m_hilightUnfocusedBrush)); |
44c44c82 | 2204 | #endif |
6c051af4 | 2205 | drawItemBackground = true; |
cdb3cffe | 2206 | } |
afa6a1a1 | 2207 | else |
c0fba4d1 VS |
2208 | { |
2209 | wxColour colBg; | |
2210 | if ( attr && attr->HasBackgroundColour() ) | |
902725ee WS |
2211 | { |
2212 | drawItemBackground = true; | |
c0fba4d1 | 2213 | colBg = attr->GetBackgroundColour(); |
902725ee | 2214 | } |
c0fba4d1 | 2215 | else |
902725ee | 2216 | { |
8cee4a30 | 2217 | colBg = GetBackgroundColour(); |
902725ee | 2218 | } |
c0fba4d1 VS |
2219 | dc.SetBrush(wxBrush(colBg, wxSOLID)); |
2220 | } | |
afa6a1a1 | 2221 | |
cdb3cffe | 2222 | int offset = HasFlag(wxTR_ROW_LINES) ? 1 : 0; |
b77d9650 | 2223 | |
c6f4913a | 2224 | if ( HasFlag(wxTR_FULL_ROW_HIGHLIGHT) ) |
a69cb1cc | 2225 | { |
c6f4913a VS |
2226 | int x, y, w, h; |
2227 | ||
2228 | DoGetPosition(&x, &y); | |
2229 | DoGetSize(&w, &h); | |
2230 | dc.DrawRectangle(x, item->GetY()+offset, w, total_h-offset); | |
a69cb1cc JS |
2231 | } |
2232 | else | |
b77d9650 | 2233 | { |
c6f4913a VS |
2234 | if ( item->IsSelected() && image != NO_IMAGE ) |
2235 | { | |
2236 | // If it's selected, and there's an image, then we should | |
2237 | // take care to leave the area under the image painted in the | |
2238 | // background colour. | |
2239 | dc.DrawRectangle( item->GetX() + image_w - 2, item->GetY()+offset, | |
2240 | item->GetWidth() - image_w + 2, total_h-offset ); | |
2241 | } | |
602f0c99 JS |
2242 | // On GTK+ 2, drawing a 'normal' background is wrong for themes that |
2243 | // don't allow backgrounds to be customized. Not drawing the background, | |
2244 | // except for custom item backgrounds, works for both kinds of theme. | |
6c051af4 | 2245 | else if (drawItemBackground) |
c6f4913a VS |
2246 | { |
2247 | dc.DrawRectangle( item->GetX()-2, item->GetY()+offset, | |
2248 | item->GetWidth()+2, total_h-offset ); | |
2249 | } | |
b77d9650 | 2250 | } |
ef44a621 | 2251 | |
8dc99046 | 2252 | if ( image != NO_IMAGE ) |
bbe0af5b | 2253 | { |
49e74855 | 2254 | dc.SetClippingRegion( item->GetX(), item->GetY(), image_w-2, total_h ); |
8dc99046 | 2255 | m_imageListNormal->Draw( image, dc, |
49cd56ef | 2256 | item->GetX(), |
d701d432 | 2257 | item->GetY() +((total_h > image_h)?((total_h-image_h)/2):0), |
bbe0af5b RR |
2258 | wxIMAGELIST_DRAW_TRANSPARENT ); |
2259 | dc.DestroyClippingRegion(); | |
2260 | } | |
ef44a621 | 2261 | |
afa6a1a1 | 2262 | dc.SetBackgroundMode(wxTRANSPARENT); |
f6bcfd97 BP |
2263 | int extraH = (total_h > text_h) ? (total_h - text_h)/2 : 0; |
2264 | dc.DrawText( item->GetText(), | |
2265 | (wxCoord)(image_w + item->GetX()), | |
2266 | (wxCoord)(item->GetY() + extraH)); | |
ef44a621 | 2267 | |
eff869aa RR |
2268 | // restore normal font |
2269 | dc.SetFont( m_normalFont ); | |
ef44a621 VZ |
2270 | } |
2271 | ||
91b8de8d | 2272 | // Now y stands for the top of the item, whereas it used to stand for middle ! |
941830cb | 2273 | void wxGenericTreeCtrl::PaintLevel( wxGenericTreeItem *item, wxDC &dc, int level, int &y ) |
c801d85f | 2274 | { |
618a5e38 RR |
2275 | int x = level*m_indent; |
2276 | if (!HasFlag(wxTR_HIDE_ROOT)) | |
2277 | { | |
2278 | x += m_indent; | |
2279 | } | |
2280 | else if (level == 0) | |
2281 | { | |
2b84e565 VS |
2282 | // always expand hidden root |
2283 | int origY = y; | |
618a5e38 | 2284 | wxArrayGenericTreeItems& children = item->GetChildren(); |
2b84e565 VS |
2285 | int count = children.Count(); |
2286 | if (count > 0) | |
2287 | { | |
2288 | int n = 0, oldY; | |
2289 | do { | |
2290 | oldY = y; | |
2291 | PaintLevel(children[n], dc, 1, y); | |
2292 | } while (++n < count); | |
2293 | ||
e76520fd | 2294 | if (!HasFlag(wxTR_NO_LINES) && HasFlag(wxTR_LINES_AT_ROOT) && count > 0) |
2b84e565 VS |
2295 | { |
2296 | // draw line down to last child | |
2297 | origY += GetLineHeight(children[0])>>1; | |
2298 | oldY += GetLineHeight(children[n-1])>>1; | |
2299 | dc.DrawLine(3, origY, 3, oldY); | |
2300 | } | |
2301 | } | |
618a5e38 RR |
2302 | return; |
2303 | } | |
91b8de8d | 2304 | |
618a5e38 RR |
2305 | item->SetX(x+m_spacing); |
2306 | item->SetY(y); | |
389cdc7a | 2307 | |
618a5e38 RR |
2308 | int h = GetLineHeight(item); |
2309 | int y_top = y; | |
2310 | int y_mid = y_top + (h>>1); | |
2311 | y += h; | |
4832f7c0 | 2312 | |
618a5e38 RR |
2313 | int exposed_x = dc.LogicalToDeviceX(0); |
2314 | int exposed_y = dc.LogicalToDeviceY(y_top); | |
233058c7 | 2315 | |
618a5e38 | 2316 | if (IsExposed(exposed_x, exposed_y, 10000, h)) // 10000 = very much |
bbe0af5b | 2317 | { |
f516d986 | 2318 | const wxPen *pen = |
c6f4913a VS |
2319 | #ifndef __WXMAC__ |
2320 | // don't draw rect outline if we already have the | |
2321 | // background color under Mac | |
2322 | (item->IsSelected() && m_hasFocus) ? wxBLACK_PEN : | |
2323 | #endif // !__WXMAC__ | |
2324 | wxTRANSPARENT_PEN; | |
2325 | ||
2326 | wxColour colText; | |
633ecf26 RD |
2327 | if ( item->IsSelected() |
2328 | #ifdef __WXMAC__ | |
2329 | // On wxMac, if the tree doesn't have the focus we draw an empty | |
2330 | // rectangle, so we want to make sure that the text is visible | |
2331 | // against the normal background, not the highlightbackground, so | |
2332 | // don't use the highlight text colour unless we have the focus. | |
2333 | && m_hasFocus | |
2334 | #endif | |
2335 | ) | |
c6f4913a | 2336 | { |
a756f210 | 2337 | colText = wxSystemSettings::GetColour(wxSYS_COLOUR_HIGHLIGHTTEXT); |
c6f4913a VS |
2338 | } |
2339 | else | |
2340 | { | |
2341 | wxTreeItemAttr *attr = item->GetAttributes(); | |
2342 | if (attr && attr->HasTextColour()) | |
2343 | colText = attr->GetTextColour(); | |
2344 | else | |
6f0dd6b2 | 2345 | colText = GetForegroundColour(); |
c6f4913a VS |
2346 | } |
2347 | ||
2348 | // prepare to draw | |
2349 | dc.SetTextForeground(colText); | |
2350 | dc.SetPen(*pen); | |
2351 | ||
2352 | // draw | |
2353 | PaintItem(item, dc); | |
2354 | ||
2355 | if (HasFlag(wxTR_ROW_LINES)) | |
2356 | { | |
2357 | // if the background colour is white, choose a | |
2358 | // contrasting color for the lines | |
2359 | dc.SetPen(*((GetBackgroundColour() == *wxWHITE) | |
2360 | ? wxMEDIUM_GREY_PEN : wxWHITE_PEN)); | |
2361 | dc.DrawLine(0, y_top, 10000, y_top); | |
2362 | dc.DrawLine(0, y, 10000, y); | |
2363 | } | |
2364 | ||
2365 | // restore DC objects | |
2366 | dc.SetBrush(*wxWHITE_BRUSH); | |
2367 | dc.SetPen(m_dottedPen); | |
2368 | dc.SetTextForeground(*wxBLACK); | |
2369 | ||
9c7f49f5 | 2370 | if ( !HasFlag(wxTR_NO_LINES) ) |
cdb3cffe | 2371 | { |
9c7f49f5 VZ |
2372 | // draw the horizontal line here |
2373 | int x_start = x; | |
2374 | if (x > (signed)m_indent) | |
2375 | x_start -= m_indent; | |
2376 | else if (HasFlag(wxTR_LINES_AT_ROOT)) | |
2377 | x_start = 3; | |
2378 | dc.DrawLine(x_start, y_mid, x + m_spacing, y_mid); | |
2379 | } | |
618a5e38 | 2380 | |
9c7f49f5 VZ |
2381 | // should the item show a button? |
2382 | if ( item->HasPlus() && HasButtons() ) | |
2383 | { | |
2384 | if ( m_imageListButtons ) | |
c22886bd | 2385 | { |
618a5e38 | 2386 | // draw the image button here |
9c7f49f5 VZ |
2387 | int image_h = 0, |
2388 | image_w = 0; | |
2389 | int image = item->IsExpanded() ? wxTreeItemIcon_Expanded | |
2390 | : wxTreeItemIcon_Normal; | |
2391 | if ( item->IsSelected() ) | |
2b84e565 | 2392 | image += wxTreeItemIcon_Selected - wxTreeItemIcon_Normal; |
9c7f49f5 | 2393 | |
618a5e38 | 2394 | m_imageListButtons->GetSize(image, image_w, image_h); |
9c7f49f5 VZ |
2395 | int xx = x - image_w/2; |
2396 | int yy = y_mid - image_h/2; | |
2397 | ||
2398 | wxDCClipper clip(dc, xx, yy, image_w, image_h); | |
618a5e38 RR |
2399 | m_imageListButtons->Draw(image, dc, xx, yy, |
2400 | wxIMAGELIST_DRAW_TRANSPARENT); | |
c22886bd | 2401 | } |
9c7f49f5 | 2402 | else // no custom buttons |
c22886bd | 2403 | { |
0e7761fa VZ |
2404 | static const int wImage = 9; |
2405 | static const int hImage = 9; | |
ca65c044 | 2406 | |
f8b043e7 RR |
2407 | int flag = 0; |
2408 | if (item->IsExpanded()) | |
2409 | flag |= wxCONTROL_EXPANDED; | |
2410 | if (item == m_underMouse) | |
2411 | flag |= wxCONTROL_CURRENT; | |
ca65c044 | 2412 | |
9c7f49f5 VZ |
2413 | wxRendererNative::Get().DrawTreeItemButton |
2414 | ( | |
2415 | this, | |
2416 | dc, | |
2417 | wxRect(x - wImage/2, | |
2418 | y_mid - hImage/2, | |
2419 | wImage, hImage), | |
f8b043e7 | 2420 | flag |
9c7f49f5 | 2421 | ); |
c22886bd | 2422 | } |
bbe0af5b | 2423 | } |
f135ff73 | 2424 | } |
d3a9f4af | 2425 | |
bbe0af5b RR |
2426 | if (item->IsExpanded()) |
2427 | { | |
91b8de8d | 2428 | wxArrayGenericTreeItems& children = item->GetChildren(); |
618a5e38 | 2429 | int count = children.Count(); |
f65635b5 | 2430 | if (count > 0) |
9ec64fa7 | 2431 | { |
618a5e38 RR |
2432 | int n = 0, oldY; |
2433 | ++level; | |
2434 | do { | |
2435 | oldY = y; | |
2436 | PaintLevel(children[n], dc, level, y); | |
2437 | } while (++n < count); | |
2438 | ||
e76520fd | 2439 | if (!HasFlag(wxTR_NO_LINES) && count > 0) |
618a5e38 RR |
2440 | { |
2441 | // draw line down to last child | |
2b84e565 | 2442 | oldY += GetLineHeight(children[n-1])>>1; |
618a5e38 | 2443 | if (HasButtons()) y_mid += 5; |
dd360466 RD |
2444 | |
2445 | // Only draw the portion of the line that is visible, in case it is huge | |
ca65c044 | 2446 | wxCoord xOrigin=0, yOrigin=0, width, height; |
dd360466 RD |
2447 | dc.GetDeviceOrigin(&xOrigin, &yOrigin); |
2448 | yOrigin = abs(yOrigin); | |
2449 | GetClientSize(&width, &height); | |
2450 | ||
2451 | // Move end points to the begining/end of the view? | |
2452 | if (y_mid < yOrigin) | |
2453 | y_mid = yOrigin; | |
2454 | if (oldY > yOrigin + height) | |
2455 | oldY = yOrigin + height; | |
2456 | ||
2457 | // after the adjustments if y_mid is larger than oldY then the line | |
2458 | // isn't visible at all so don't draw anything | |
2459 | if (y_mid < oldY) | |
2460 | dc.DrawLine(x, y_mid, x, oldY); | |
618a5e38 | 2461 | } |
9ec64fa7 | 2462 | } |
bbe0af5b | 2463 | } |
4c681997 | 2464 | } |
c801d85f | 2465 | |
941830cb | 2466 | void wxGenericTreeCtrl::DrawDropEffect(wxGenericTreeItem *item) |
3dbeaa52 VZ |
2467 | { |
2468 | if ( item ) | |
2469 | { | |
2470 | if ( item->HasPlus() ) | |
2471 | { | |
2472 | // it's a folder, indicate it by a border | |
2473 | DrawBorder(item); | |
2474 | } | |
2475 | else | |
2476 | { | |
2477 | // draw a line under the drop target because the item will be | |
2478 | // dropped there | |
e3d64157 | 2479 | DrawLine(item, !m_dropEffectAboveItem ); |
3dbeaa52 VZ |
2480 | } |
2481 | ||
2482 | SetCursor(wxCURSOR_BULLSEYE); | |
2483 | } | |
2484 | else | |
2485 | { | |
2486 | // can't drop here | |
2487 | SetCursor(wxCURSOR_NO_ENTRY); | |
2488 | } | |
2489 | } | |
2490 | ||
941830cb | 2491 | void wxGenericTreeCtrl::DrawBorder(const wxTreeItemId &item) |
91b8de8d | 2492 | { |
941830cb | 2493 | wxCHECK_RET( item.IsOk(), _T("invalid item in wxGenericTreeCtrl::DrawLine") ); |
91b8de8d | 2494 | |
941830cb | 2495 | wxGenericTreeItem *i = (wxGenericTreeItem*) item.m_pItem; |
91b8de8d | 2496 | |
1044a386 | 2497 | wxClientDC dc(this); |
91b8de8d RR |
2498 | PrepareDC( dc ); |
2499 | dc.SetLogicalFunction(wxINVERT); | |
3dbeaa52 | 2500 | dc.SetBrush(*wxTRANSPARENT_BRUSH); |
91b8de8d | 2501 | |
3dbeaa52 VZ |
2502 | int w = i->GetWidth() + 2; |
2503 | int h = GetLineHeight(i) + 2; | |
91b8de8d | 2504 | |
3dbeaa52 | 2505 | dc.DrawRectangle( i->GetX() - 1, i->GetY() - 1, w, h); |
91b8de8d RR |
2506 | } |
2507 | ||
941830cb | 2508 | void wxGenericTreeCtrl::DrawLine(const wxTreeItemId &item, bool below) |
91b8de8d | 2509 | { |
941830cb | 2510 | wxCHECK_RET( item.IsOk(), _T("invalid item in wxGenericTreeCtrl::DrawLine") ); |
91b8de8d | 2511 | |
941830cb | 2512 | wxGenericTreeItem *i = (wxGenericTreeItem*) item.m_pItem; |
91b8de8d | 2513 | |
1044a386 | 2514 | wxClientDC dc(this); |
91b8de8d RR |
2515 | PrepareDC( dc ); |
2516 | dc.SetLogicalFunction(wxINVERT); | |
d3a9f4af | 2517 | |
3dbeaa52 VZ |
2518 | int x = i->GetX(), |
2519 | y = i->GetY(); | |
2520 | if ( below ) | |
2521 | { | |
2522 | y += GetLineHeight(i) - 1; | |
2523 | } | |
91b8de8d | 2524 | |
3dbeaa52 | 2525 | dc.DrawLine( x, y, x + i->GetWidth(), y); |
91b8de8d RR |
2526 | } |
2527 | ||
f135ff73 | 2528 | // ----------------------------------------------------------------------------- |
77ffb593 | 2529 | // wxWidgets callbacks |
f135ff73 VZ |
2530 | // ----------------------------------------------------------------------------- |
2531 | ||
941830cb | 2532 | void wxGenericTreeCtrl::OnPaint( wxPaintEvent &WXUNUSED(event) ) |
c801d85f | 2533 | { |
0659e7ee RR |
2534 | wxPaintDC dc(this); |
2535 | PrepareDC( dc ); | |
29d87bba | 2536 | |
941830cb JS |
2537 | if ( !m_anchor) |
2538 | return; | |
2539 | ||
eff869aa | 2540 | dc.SetFont( m_normalFont ); |
0659e7ee | 2541 | dc.SetPen( m_dottedPen ); |
f38374d0 | 2542 | |
eff869aa | 2543 | // this is now done dynamically |
91b8de8d RR |
2544 | //if(GetImageList() == NULL) |
2545 | // m_lineHeight = (int)(dc.GetCharHeight() + 4); | |
29d87bba | 2546 | |
91b8de8d | 2547 | int y = 2; |
0659e7ee | 2548 | PaintLevel( m_anchor, dc, 0, y ); |
edaa81ae | 2549 | } |
c801d85f | 2550 | |
b771aa29 | 2551 | void wxGenericTreeCtrl::OnSetFocus( wxFocusEvent &event ) |
c801d85f | 2552 | { |
ca65c044 | 2553 | m_hasFocus = true; |
978f38c2 | 2554 | |
b771aa29 VZ |
2555 | RefreshSelected(); |
2556 | ||
2557 | event.Skip(); | |
edaa81ae | 2558 | } |
c801d85f | 2559 | |
b771aa29 | 2560 | void wxGenericTreeCtrl::OnKillFocus( wxFocusEvent &event ) |
c801d85f | 2561 | { |
ca65c044 | 2562 | m_hasFocus = false; |
978f38c2 | 2563 | |
b771aa29 VZ |
2564 | RefreshSelected(); |
2565 | ||
2566 | event.Skip(); | |
edaa81ae | 2567 | } |
c801d85f | 2568 | |
941830cb | 2569 | void wxGenericTreeCtrl::OnChar( wxKeyEvent &event ) |
c801d85f | 2570 | { |
09f277d6 | 2571 | wxTreeEvent te( wxEVT_COMMAND_TREE_KEY_DOWN, this); |
b09bda68 | 2572 | te.m_evtKey = event; |
68eb5f63 VZ |
2573 | if ( GetEventHandler()->ProcessEvent( te ) ) |
2574 | { | |
2575 | // intercepted by the user code | |
2576 | return; | |
2577 | } | |
435fe83e | 2578 | |
91b8de8d | 2579 | if ( (m_current == 0) || (m_key_current == 0) ) |
978f38c2 VZ |
2580 | { |
2581 | event.Skip(); | |
2582 | return; | |
2583 | } | |
ef44a621 | 2584 | |
06b466c7 VZ |
2585 | // how should the selection work for this event? |
2586 | bool is_multiple, extended_select, unselect_others; | |
2587 | EventFlagsToSelType(GetWindowStyleFlag(), | |
2588 | event.ShiftDown(), | |
105fc244 | 2589 | event.CmdDown(), |
dfc6cd93 SB |
2590 | is_multiple, extended_select, unselect_others); |
2591 | ||
03703fc0 RR |
2592 | if (GetLayoutDirection() == wxLayout_RightToLeft) |
2593 | { | |
2594 | if (event.GetKeyCode() == WXK_RIGHT) | |
2595 | event.m_keyCode = WXK_LEFT; | |
2596 | else if (event.GetKeyCode() == WXK_LEFT) | |
2597 | event.m_keyCode = WXK_RIGHT; | |
2598 | } | |
2599 | ||
dfc6cd93 SB |
2600 | // + : Expand |
2601 | // - : Collaspe | |
f6bcfd97 | 2602 | // * : Expand all/Collapse all |
dfc6cd93 SB |
2603 | // ' ' | return : activate |
2604 | // up : go up (not last children!) | |
2605 | // down : go down | |
2606 | // left : go to parent | |
2607 | // right : open if parent and go next | |
2608 | // home : go to root | |
2609 | // end : go to last item without opening parents | |
cb59313c | 2610 | // alnum : start or continue searching for the item with this prefix |
12a3f227 | 2611 | int keyCode = event.GetKeyCode(); |
cb59313c | 2612 | switch ( keyCode ) |
978f38c2 VZ |
2613 | { |
2614 | case '+': | |
2615 | case WXK_ADD: | |
2616 | if (m_current->HasPlus() && !IsExpanded(m_current)) | |
2617 | { | |
2618 | Expand(m_current); | |
2619 | } | |
2620 | break; | |
ef44a621 | 2621 | |
f6bcfd97 BP |
2622 | case '*': |
2623 | case WXK_MULTIPLY: | |
2624 | if ( !IsExpanded(m_current) ) | |
2625 | { | |
2626 | // expand all | |
1a51c85f | 2627 | ExpandAllChildren(m_current); |
f6bcfd97 BP |
2628 | break; |
2629 | } | |
2630 | //else: fall through to Collapse() it | |
2631 | ||
978f38c2 VZ |
2632 | case '-': |
2633 | case WXK_SUBTRACT: | |
2634 | if (IsExpanded(m_current)) | |
2635 | { | |
2636 | Collapse(m_current); | |
2637 | } | |
2638 | break; | |
ef44a621 | 2639 | |
f7c6f947 RR |
2640 | case WXK_MENU: |
2641 | { | |
39faaf39 KH |
2642 | // Use the item's bounding rectangle to determine position for the event |
2643 | wxRect ItemRect; | |
2644 | GetBoundingRect(m_current, ItemRect, true); | |
2645 | ||
09f277d6 | 2646 | wxTreeEvent eventMenu(wxEVT_COMMAND_TREE_ITEM_MENU, this, m_current); |
39faaf39 | 2647 | // Use the left edge, vertical middle |
4e115ed2 VZ |
2648 | eventMenu.m_pointDrag = wxPoint(ItemRect.GetX(), |
2649 | ItemRect.GetY() + ItemRect.GetHeight() / 2); | |
4e115ed2 | 2650 | GetEventHandler()->ProcessEvent( eventMenu ); |
f7c6f947 | 2651 | } |
09f277d6 VZ |
2652 | break; |
2653 | ||
978f38c2 VZ |
2654 | case ' ': |
2655 | case WXK_RETURN: | |
6151e144 | 2656 | if ( !event.HasModifiers() ) |
978f38c2 | 2657 | { |
09f277d6 | 2658 | wxTreeEvent eventAct(wxEVT_COMMAND_TREE_ITEM_ACTIVATED, this, m_current); |
4e115ed2 | 2659 | GetEventHandler()->ProcessEvent( eventAct ); |
978f38c2 | 2660 | } |
6151e144 VZ |
2661 | |
2662 | // in any case, also generate the normal key event for this key, | |
2663 | // even if we generated the ACTIVATED event above: this is what | |
2664 | // wxMSW does and it makes sense because you might not want to | |
2665 | // process ACTIVATED event at all and handle Space and Return | |
2666 | // directly (and differently) which would be impossible otherwise | |
2667 | event.Skip(); | |
978f38c2 | 2668 | break; |
ef44a621 | 2669 | |
618a5e38 RR |
2670 | // up goes to the previous sibling or to the last |
2671 | // of its children if it's expanded | |
978f38c2 VZ |
2672 | case WXK_UP: |
2673 | { | |
91b8de8d | 2674 | wxTreeItemId prev = GetPrevSibling( m_key_current ); |
978f38c2 VZ |
2675 | if (!prev) |
2676 | { | |
99006e44 | 2677 | prev = GetItemParent( m_key_current ); |
618a5e38 RR |
2678 | if ((prev == GetRootItem()) && HasFlag(wxTR_HIDE_ROOT)) |
2679 | { | |
2680 | break; // don't go to root if it is hidden | |
2681 | } | |
c193b707 VZ |
2682 | if (prev) |
2683 | { | |
2d75caaa | 2684 | wxTreeItemIdValue cookie; |
91b8de8d | 2685 | wxTreeItemId current = m_key_current; |
618a5e38 RR |
2686 | // TODO: Huh? If we get here, we'd better be the first child of our parent. How else could it be? |
2687 | if (current == GetFirstChild( prev, cookie )) | |
90e58684 RR |
2688 | { |
2689 | // otherwise we return to where we came from | |
78f12104 | 2690 | DoSelectItem( prev, unselect_others, extended_select ); |
941830cb | 2691 | m_key_current= (wxGenericTreeItem*) prev.m_pItem; |
90e58684 | 2692 | break; |
c193b707 | 2693 | } |
978f38c2 VZ |
2694 | } |
2695 | } | |
2696 | if (prev) | |
2697 | { | |
69a282d4 | 2698 | while ( IsExpanded(prev) && HasChildren(prev) ) |
978f38c2 | 2699 | { |
69a282d4 VZ |
2700 | wxTreeItemId child = GetLastChild(prev); |
2701 | if ( child ) | |
2702 | { | |
2703 | prev = child; | |
2704 | } | |
978f38c2 | 2705 | } |
69a282d4 | 2706 | |
78f12104 | 2707 | DoSelectItem( prev, unselect_others, extended_select ); |
941830cb | 2708 | m_key_current=(wxGenericTreeItem*) prev.m_pItem; |
978f38c2 VZ |
2709 | } |
2710 | } | |
2711 | break; | |
ef44a621 | 2712 | |
978f38c2 VZ |
2713 | // left arrow goes to the parent |
2714 | case WXK_LEFT: | |
2715 | { | |
99006e44 | 2716 | wxTreeItemId prev = GetItemParent( m_current ); |
618a5e38 RR |
2717 | if ((prev == GetRootItem()) && HasFlag(wxTR_HIDE_ROOT)) |
2718 | { | |
2719 | // don't go to root if it is hidden | |
2720 | prev = GetPrevSibling( m_current ); | |
2721 | } | |
978f38c2 VZ |
2722 | if (prev) |
2723 | { | |
78f12104 | 2724 | DoSelectItem( prev, unselect_others, extended_select ); |
978f38c2 VZ |
2725 | } |
2726 | } | |
2727 | break; | |
ef44a621 | 2728 | |
978f38c2 | 2729 | case WXK_RIGHT: |
618a5e38 RR |
2730 | // this works the same as the down arrow except that we |
2731 | // also expand the item if it wasn't expanded yet | |
978f38c2 VZ |
2732 | Expand(m_current); |
2733 | // fall through | |
2734 | ||
2735 | case WXK_DOWN: | |
ef44a621 | 2736 | { |
91b8de8d | 2737 | if (IsExpanded(m_key_current) && HasChildren(m_key_current)) |
978f38c2 | 2738 | { |
2d75caaa | 2739 | wxTreeItemIdValue cookie; |
91b8de8d | 2740 | wxTreeItemId child = GetFirstChild( m_key_current, cookie ); |
78f12104 | 2741 | DoSelectItem( child, unselect_others, extended_select ); |
941830cb | 2742 | m_key_current=(wxGenericTreeItem*) child.m_pItem; |
978f38c2 VZ |
2743 | } |
2744 | else | |
2745 | { | |
91b8de8d | 2746 | wxTreeItemId next = GetNextSibling( m_key_current ); |
b62c3631 | 2747 | if (!next) |
978f38c2 | 2748 | { |
91b8de8d | 2749 | wxTreeItemId current = m_key_current; |
a0fad723 | 2750 | while (current.IsOk() && !next) |
978f38c2 | 2751 | { |
99006e44 | 2752 | current = GetItemParent( current ); |
978f38c2 VZ |
2753 | if (current) next = GetNextSibling( current ); |
2754 | } | |
2755 | } | |
b62c3631 | 2756 | if (next) |
978f38c2 | 2757 | { |
78f12104 | 2758 | DoSelectItem( next, unselect_others, extended_select ); |
941830cb | 2759 | m_key_current=(wxGenericTreeItem*) next.m_pItem; |
978f38c2 VZ |
2760 | } |
2761 | } | |
ef44a621 | 2762 | } |
978f38c2 | 2763 | break; |
ef44a621 | 2764 | |
978f38c2 VZ |
2765 | // <End> selects the last visible tree item |
2766 | case WXK_END: | |
2767 | { | |
2768 | wxTreeItemId last = GetRootItem(); | |
2769 | ||
2770 | while ( last.IsOk() && IsExpanded(last) ) | |
2771 | { | |
2772 | wxTreeItemId lastChild = GetLastChild(last); | |
2773 | ||
2774 | // it may happen if the item was expanded but then all of | |
2775 | // its children have been deleted - so IsExpanded() returned | |
ca65c044 | 2776 | // true, but GetLastChild() returned invalid item |
978f38c2 VZ |
2777 | if ( !lastChild ) |
2778 | break; | |
2779 | ||
2780 | last = lastChild; | |
2781 | } | |
2782 | ||
2783 | if ( last.IsOk() ) | |
2784 | { | |
78f12104 | 2785 | DoSelectItem( last, unselect_others, extended_select ); |
978f38c2 VZ |
2786 | } |
2787 | } | |
2788 | break; | |
2789 | ||
2790 | // <Home> selects the root item | |
2791 | case WXK_HOME: | |
2792 | { | |
2793 | wxTreeItemId prev = GetRootItem(); | |
cb59313c VZ |
2794 | if (!prev) |
2795 | break; | |
2796 | ||
2797 | if ( HasFlag(wxTR_HIDE_ROOT) ) | |
978f38c2 | 2798 | { |
2d75caaa VZ |
2799 | wxTreeItemIdValue cookie; |
2800 | prev = GetFirstChild(prev, cookie); | |
cb59313c VZ |
2801 | if (!prev) |
2802 | break; | |
978f38c2 | 2803 | } |
cb59313c | 2804 | |
78f12104 | 2805 | DoSelectItem( prev, unselect_others, extended_select ); |
978f38c2 VZ |
2806 | } |
2807 | break; | |
2808 | ||
2809 | default: | |
cb59313c | 2810 | // do not use wxIsalnum() here |
6151e144 | 2811 | if ( !event.HasModifiers() && |
1ec3a984 RR |
2812 | ((keyCode >= '0' && keyCode <= '9') || |
2813 | (keyCode >= 'a' && keyCode <= 'z') || | |
2814 | (keyCode >= 'A' && keyCode <= 'Z' ))) | |
cb59313c VZ |
2815 | { |
2816 | // find the next item starting with the given prefix | |
bef7a62d | 2817 | wxChar ch = (wxChar)keyCode; |
6151e144 | 2818 | |
bef7a62d | 2819 | wxTreeItemId id = FindItem(m_current, m_findPrefix + ch); |
cb59313c VZ |
2820 | if ( !id.IsOk() ) |
2821 | { | |
2822 | // no such item | |
2823 | break; | |
2824 | } | |
2825 | ||
2826 | SelectItem(id); | |
2827 | ||
2828 | m_findPrefix += ch; | |
2829 | ||
2830 | // also start the timer to reset the current prefix if the user | |
2831 | // doesn't press any more alnum keys soon -- we wouldn't want | |
2832 | // to use this prefix for a new item search | |
2833 | if ( !m_findTimer ) | |
2834 | { | |
2835 | m_findTimer = new wxTreeFindTimer(this); | |
2836 | } | |
2837 | ||
2838 | m_findTimer->Start(wxTreeFindTimer::DELAY, wxTIMER_ONE_SHOT); | |
2839 | } | |
2840 | else | |
2841 | { | |
2842 | event.Skip(); | |
2843 | } | |
978f38c2 | 2844 | } |
edaa81ae | 2845 | } |
c801d85f | 2846 | |
be0e5d69 VZ |
2847 | wxTreeItemId |
2848 | wxGenericTreeCtrl::DoTreeHitTest(const wxPoint& point, int& flags) const | |
4f22cf8d | 2849 | { |
91b8de8d RR |
2850 | int w, h; |
2851 | GetSize(&w, &h); | |
91b8de8d | 2852 | flags=0; |
618a5e38 RR |
2853 | if (point.x<0) flags |= wxTREE_HITTEST_TOLEFT; |
2854 | if (point.x>w) flags |= wxTREE_HITTEST_TORIGHT; | |
2855 | if (point.y<0) flags |= wxTREE_HITTEST_ABOVE; | |
2856 | if (point.y>h) flags |= wxTREE_HITTEST_BELOW; | |
2857 | if (flags) return wxTreeItemId(); | |
d3a9f4af | 2858 | |
618a5e38 RR |
2859 | if (m_anchor == NULL) |
2860 | { | |
2861 | flags = wxTREE_HITTEST_NOWHERE; | |
2862 | return wxTreeItemId(); | |
2863 | } | |
5716a1ab | 2864 | |
d027179b VS |
2865 | wxGenericTreeItem *hit = m_anchor->HitTest(CalcUnscrolledPosition(point), |
2866 | this, flags, 0); | |
618a5e38 RR |
2867 | if (hit == NULL) |
2868 | { | |
2869 | flags = wxTREE_HITTEST_NOWHERE; | |
2870 | return wxTreeItemId(); | |
2871 | } | |
2872 | return hit; | |
4f22cf8d RR |
2873 | } |
2874 | ||
8fb3bfe2 JS |
2875 | // get the bounding rectangle of the item (or of its label only) |
2876 | bool wxGenericTreeCtrl::GetBoundingRect(const wxTreeItemId& item, | |
edb8f298 | 2877 | wxRect& rect, |
3e4f8ee2 | 2878 | bool textOnly) const |
8fb3bfe2 | 2879 | { |
ca65c044 | 2880 | wxCHECK_MSG( item.IsOk(), false, _T("invalid item in wxGenericTreeCtrl::GetBoundingRect") ); |
8fb3bfe2 JS |
2881 | |
2882 | wxGenericTreeItem *i = (wxGenericTreeItem*) item.m_pItem; | |
2883 | ||
3e4f8ee2 VZ |
2884 | if ( textOnly ) |
2885 | { | |
402dfce7 | 2886 | rect.x = i->GetX(); |
3e4f8ee2 VZ |
2887 | rect.width = i->GetWidth(); |
2888 | ||
2889 | if ( m_imageListNormal ) | |
2890 | { | |
2891 | int image_w, image_h; | |
2892 | m_imageListNormal->GetSize( 0, image_w, image_h ); | |
2893 | rect.width += image_w + MARGIN_BETWEEN_IMAGE_AND_TEXT; | |
2894 | } | |
2895 | } | |
2896 | else // the entire line | |
2897 | { | |
2898 | rect.x = 0; | |
2899 | rect.width = GetClientSize().x; | |
2900 | } | |
2901 | ||
402dfce7 | 2902 | rect.y = i->GetY(); |
c22886bd | 2903 | rect.height = GetLineHeight(i); |
8fb3bfe2 | 2904 | |
402dfce7 | 2905 | // we have to return the logical coordinates, not physical ones |
619297ab | 2906 | rect.SetTopLeft(CalcScrolledPosition(rect.GetTopLeft())); |
402dfce7 | 2907 | |
ca65c044 | 2908 | return true; |
8fb3bfe2 JS |
2909 | } |
2910 | ||
8cee4a30 VZ |
2911 | wxTextCtrl *wxGenericTreeCtrl::EditLabel(const wxTreeItemId& item, |
2912 | wxClassInfo * WXUNUSED(textCtrlClass)) | |
e179bd65 | 2913 | { |
8cee4a30 | 2914 | wxCHECK_MSG( item.IsOk(), NULL, _T("can't edit an invalid item") ); |
e179bd65 | 2915 | |
edb8f298 | 2916 | wxGenericTreeItem *itemEdit = (wxGenericTreeItem *)item.m_pItem; |
9dfbf520 | 2917 | |
09f277d6 | 2918 | wxTreeEvent te(wxEVT_COMMAND_TREE_BEGIN_LABEL_EDIT, this, itemEdit); |
edb8f298 VZ |
2919 | if ( GetEventHandler()->ProcessEvent( te ) && !te.IsAllowed() ) |
2920 | { | |
2921 | // vetoed by user | |
8cee4a30 | 2922 | return NULL; |
edb8f298 | 2923 | } |
8dc99046 | 2924 | |
dc6c62a9 RR |
2925 | // We have to call this here because the label in |
2926 | // question might just have been added and no screen | |
2927 | // update taken place. | |
edb8f298 | 2928 | if ( m_dirty ) |
f89d65ea SC |
2929 | #if defined( __WXMSW__ ) || defined(__WXMAC__) |
2930 | Update(); | |
2931 | #else | |
27f8357f | 2932 | DoDirtyProcessing(); |
f89d65ea | 2933 | #endif |
9dfbf520 | 2934 | |
8cee4a30 | 2935 | // TODO: use textCtrlClass here to create the control of correct class |
fbb12260 | 2936 | m_textCtrl = new wxTreeTextCtrl(this, itemEdit); |
8dc99046 | 2937 | |
fbb12260 | 2938 | m_textCtrl->SetFocus(); |
8cee4a30 VZ |
2939 | |
2940 | return m_textCtrl; | |
fbb12260 JS |
2941 | } |
2942 | ||
2943 | // returns a pointer to the text edit control if the item is being | |
2944 | // edited, NULL otherwise (it's assumed that no more than one item may | |
2945 | // be edited simultaneously) | |
2946 | wxTextCtrl* wxGenericTreeCtrl::GetEditControl() const | |
2947 | { | |
2948 | return m_textCtrl; | |
e179bd65 RR |
2949 | } |
2950 | ||
8cee4a30 VZ |
2951 | void wxGenericTreeCtrl::EndEditLabel(const wxTreeItemId& WXUNUSED(item), |
2952 | bool discardChanges) | |
2953 | { | |
2954 | wxCHECK_RET( m_textCtrl, _T("not editing label") ); | |
2955 | ||
2956 | m_textCtrl->EndEdit(discardChanges); | |
2957 | } | |
2958 | ||
edb8f298 VZ |
2959 | bool wxGenericTreeCtrl::OnRenameAccept(wxGenericTreeItem *item, |
2960 | const wxString& value) | |
e179bd65 | 2961 | { |
09f277d6 | 2962 | wxTreeEvent le(wxEVT_COMMAND_TREE_END_LABEL_EDIT, this, item); |
edb8f298 | 2963 | le.m_label = value; |
ca65c044 | 2964 | le.m_editCancelled = false; |
9dfbf520 | 2965 | |
edb8f298 VZ |
2966 | return !GetEventHandler()->ProcessEvent( le ) || le.IsAllowed(); |
2967 | } | |
9dfbf520 | 2968 | |
dd23c25c JS |
2969 | void wxGenericTreeCtrl::OnRenameCancelled(wxGenericTreeItem *item) |
2970 | { | |
2971 | // let owner know that the edit was cancelled | |
09f277d6 | 2972 | wxTreeEvent le(wxEVT_COMMAND_TREE_END_LABEL_EDIT, this, item); |
dd23c25c | 2973 | le.m_label = wxEmptyString; |
ca65c044 | 2974 | le.m_editCancelled = true; |
dd23c25c JS |
2975 | |
2976 | GetEventHandler()->ProcessEvent( le ); | |
2977 | } | |
2978 | ||
edb8f298 VZ |
2979 | void wxGenericTreeCtrl::OnRenameTimer() |
2980 | { | |
642446e3 | 2981 | EditLabel( m_current ); |
e179bd65 | 2982 | } |
9dfbf520 | 2983 | |
941830cb | 2984 | void wxGenericTreeCtrl::OnMouse( wxMouseEvent &event ) |
c801d85f | 2985 | { |
09f277d6 | 2986 | if ( !m_anchor )return; |
978f38c2 | 2987 | |
f8b043e7 | 2988 | wxPoint pt = CalcUnscrolledPosition(event.GetPosition()); |
ca65c044 | 2989 | |
f8b043e7 RR |
2990 | // Is the mouse over a tree item button? |
2991 | int flags = 0; | |
73bb6776 JS |
2992 | wxGenericTreeItem *thisItem = m_anchor->HitTest(pt, this, flags, 0); |
2993 | wxGenericTreeItem *underMouse = thisItem; | |
0efd5732 | 2994 | #if wxUSE_TOOLTIPS |
73bb6776 | 2995 | bool underMouseChanged = (underMouse != m_underMouse) ; |
0efd5732 | 2996 | #endif // wxUSE_TOOLTIPS |
73bb6776 | 2997 | |
f8b043e7 RR |
2998 | if ((underMouse) && |
2999 | (flags & wxTREE_HITTEST_ONITEMBUTTON) && | |
3000 | (!event.LeftIsDown()) && | |
ca65c044 | 3001 | (!m_isDragging) && |
f8b043e7 RR |
3002 | (!m_renameTimer || !m_renameTimer->IsRunning())) |
3003 | { | |
3004 | } | |
3005 | else | |
3006 | { | |
3007 | underMouse = NULL; | |
3008 | } | |
ca65c044 | 3009 | |
f8b043e7 RR |
3010 | if (underMouse != m_underMouse) |
3011 | { | |
3012 | if (m_underMouse) | |
3013 | { | |
3014 | // unhighlight old item | |
3015 | wxGenericTreeItem *tmp = m_underMouse; | |
3016 | m_underMouse = NULL; | |
3017 | RefreshLine( tmp ); | |
3018 | } | |
ca65c044 | 3019 | |
f8b043e7 RR |
3020 | m_underMouse = underMouse; |
3021 | if (m_underMouse) | |
3022 | RefreshLine( m_underMouse ); | |
3023 | } | |
3024 | ||
5b5ea466 | 3025 | #if wxUSE_TOOLTIPS |
4a5d781c | 3026 | // Determines what item we are hovering over and need a tooltip for |
73bb6776 | 3027 | wxTreeItemId hoverItem = thisItem; |
4a5d781c JS |
3028 | |
3029 | // We do not want a tooltip if we are dragging, or if the rename timer is running | |
73bb6776 | 3030 | if (underMouseChanged && hoverItem.IsOk() && !m_isDragging && (!m_renameTimer || !m_renameTimer->IsRunning())) |
4a5d781c JS |
3031 | { |
3032 | // Ask the tree control what tooltip (if any) should be shown | |
09f277d6 | 3033 | wxTreeEvent hevent(wxEVT_COMMAND_TREE_ITEM_GETTOOLTIP, this, hoverItem); |
4a5d781c JS |
3034 | |
3035 | if ( GetEventHandler()->ProcessEvent(hevent) && hevent.IsAllowed() ) | |
3036 | { | |
3037 | SetToolTip(hevent.m_label); | |
3038 | } | |
3039 | } | |
5b5ea466 | 3040 | #endif |
ca65c044 | 3041 | |
da87911d | 3042 | // we process left mouse up event (enables in-place edit), middle/right down |
3dbeaa52 VZ |
3043 | // (pass to the user code), left dbl click (activate item) and |
3044 | // dragging/moving events for items drag-and-drop | |
f6bcfd97 BP |
3045 | if ( !(event.LeftDown() || |
3046 | event.LeftUp() || | |
da87911d | 3047 | event.MiddleDown() || |
3dbeaa52 VZ |
3048 | event.RightDown() || |
3049 | event.LeftDClick() || | |
3050 | event.Dragging() || | |
3051 | ((event.Moving() || event.RightUp()) && m_isDragging)) ) | |
3052 | { | |
3053 | event.Skip(); | |
3054 | ||
3055 | return; | |
3056 | } | |
3057 | ||
29d87bba | 3058 | |
f8b043e7 | 3059 | flags = 0; |
d027179b | 3060 | wxGenericTreeItem *item = m_anchor->HitTest(pt, this, flags, 0); |
3dbeaa52 | 3061 | |
3dbeaa52 | 3062 | if ( event.Dragging() && !m_isDragging ) |
bbe0af5b | 3063 | { |
fd9811b1 | 3064 | if (m_dragCount == 0) |
d027179b | 3065 | m_dragStart = pt; |
8dc99046 | 3066 | |
fd9811b1 | 3067 | m_dragCount++; |
8dc99046 | 3068 | |
3dbeaa52 VZ |
3069 | if (m_dragCount != 3) |
3070 | { | |
3071 | // wait until user drags a bit further... | |
3072 | return; | |
3073 | } | |
8dc99046 | 3074 | |
3dbeaa52 VZ |
3075 | wxEventType command = event.RightIsDown() |
3076 | ? wxEVT_COMMAND_TREE_BEGIN_RDRAG | |
3077 | : wxEVT_COMMAND_TREE_BEGIN_DRAG; | |
8dc99046 | 3078 | |
09f277d6 | 3079 | wxTreeEvent nevent(command, this, m_current); |
99411465 | 3080 | nevent.SetPoint(CalcScrolledPosition(pt)); |
3dbeaa52 VZ |
3081 | |
3082 | // by default the dragging is not supported, the user code must | |
3083 | // explicitly allow the event for it to take place | |
3084 | nevent.Veto(); | |
3085 | ||
3086 | if ( GetEventHandler()->ProcessEvent(nevent) && nevent.IsAllowed() ) | |
3087 | { | |
3088 | // we're going to drag this item | |
ca65c044 | 3089 | m_isDragging = true; |
3dbeaa52 | 3090 | |
b3a7510d VZ |
3091 | // remember the old cursor because we will change it while |
3092 | // dragging | |
3093 | m_oldCursor = m_cursor; | |
a6fb8636 | 3094 | |
b3a7510d VZ |
3095 | // in a single selection control, hide the selection temporarily |
3096 | if ( !(GetWindowStyleFlag() & wxTR_MULTIPLE) ) | |
3097 | { | |
941830cb | 3098 | m_oldSelection = (wxGenericTreeItem*) GetSelection().m_pItem; |
b3a7510d VZ |
3099 | |
3100 | if ( m_oldSelection ) | |
3101 | { | |
ca65c044 | 3102 | m_oldSelection->SetHilight(false); |
b3a7510d VZ |
3103 | RefreshLine(m_oldSelection); |
3104 | } | |
3105 | } | |
3106 | ||
3dbeaa52 VZ |
3107 | CaptureMouse(); |
3108 | } | |
bbe0af5b | 3109 | } |
daa7ae0c | 3110 | else if ( event.Dragging() ) |
fd9811b1 | 3111 | { |
3dbeaa52 VZ |
3112 | if ( item != m_dropTarget ) |
3113 | { | |
3114 | // unhighlight the previous drop target | |
3115 | DrawDropEffect(m_dropTarget); | |
fd9811b1 | 3116 | |
3dbeaa52 | 3117 | m_dropTarget = item; |
978f38c2 | 3118 | |
3dbeaa52 VZ |
3119 | // highlight the current drop target if any |
3120 | DrawDropEffect(m_dropTarget); | |
fb882e1c | 3121 | |
daa7ae0c | 3122 | #if defined(__WXMSW__) || defined(__WXMAC__) || defined(__WXGTK20__) |
f89d65ea SC |
3123 | Update(); |
3124 | #else | |
cd66f45b | 3125 | wxYieldIfNeeded(); |
f89d65ea | 3126 | #endif |
3dbeaa52 | 3127 | } |
e179bd65 | 3128 | } |
3dbeaa52 VZ |
3129 | else if ( (event.LeftUp() || event.RightUp()) && m_isDragging ) |
3130 | { | |
f0bc6afb RR |
3131 | ReleaseMouse(); |
3132 | ||
3dbeaa52 VZ |
3133 | // erase the highlighting |
3134 | DrawDropEffect(m_dropTarget); | |
9dfbf520 | 3135 | |
4f5fffcc RR |
3136 | if ( m_oldSelection ) |
3137 | { | |
ca65c044 | 3138 | m_oldSelection->SetHilight(true); |
4f5fffcc RR |
3139 | RefreshLine(m_oldSelection); |
3140 | m_oldSelection = (wxGenericTreeItem *)NULL; | |
3141 | } | |
3142 | ||
3dbeaa52 | 3143 | // generate the drag end event |
09f277d6 | 3144 | wxTreeEvent eventEndDrag(wxEVT_COMMAND_TREE_END_DRAG, this, item); |
88ac883a | 3145 | |
99411465 | 3146 | eventEndDrag.m_pointDrag = CalcScrolledPosition(pt); |
91b8de8d | 3147 | |
4e115ed2 | 3148 | (void)GetEventHandler()->ProcessEvent(eventEndDrag); |
29d87bba | 3149 | |
ca65c044 | 3150 | m_isDragging = false; |
3dbeaa52 VZ |
3151 | m_dropTarget = (wxGenericTreeItem *)NULL; |
3152 | ||
b3a7510d | 3153 | SetCursor(m_oldCursor); |
3dbeaa52 | 3154 | |
f89d65ea SC |
3155 | #if defined( __WXMSW__ ) || defined(__WXMAC__) |
3156 | Update(); | |
3157 | #else | |
cd66f45b | 3158 | wxYieldIfNeeded(); |
f89d65ea | 3159 | #endif |
3dbeaa52 VZ |
3160 | } |
3161 | else | |
bbe0af5b | 3162 | { |
e4899fd7 KH |
3163 | // If we got to this point, we are not dragging or moving the mouse. |
3164 | // Because the code in carbon/toplevel.cpp will only set focus to the tree | |
3165 | // if we skip for EVT_LEFT_DOWN, we MUST skip this event here for focus to work. | |
3166 | // We skip even if we didn't hit an item because we still should | |
3167 | // restore focus to the tree control even if we didn't exactly hit an item. | |
3168 | if ( event.LeftDown() ) | |
3169 | { | |
3170 | event.Skip(); | |
3171 | } | |
3172 | ||
3dbeaa52 VZ |
3173 | // here we process only the messages which happen on tree items |
3174 | ||
3175 | m_dragCount = 0; | |
3176 | ||
3177 | if (item == NULL) return; /* we hit the blank area */ | |
3178 | ||
3179 | if ( event.RightDown() ) | |
3180 | { | |
e8cf9a5f KH |
3181 | // If the item is already selected, do not update the selection. |
3182 | // Multi-selections should not be cleared if a selected item is clicked. | |
3183 | if (!IsSelected(item)) | |
3184 | { | |
3185 | DoSelectItem(item, true, false); | |
3186 | } | |
3187 | ||
09f277d6 | 3188 | wxTreeEvent nevent(wxEVT_COMMAND_TREE_ITEM_RIGHT_CLICK, this, item); |
d027179b | 3189 | nevent.m_pointDrag = CalcScrolledPosition(pt); |
ac103441 | 3190 | event.Skip(!GetEventHandler()->ProcessEvent(nevent)); |
39faaf39 KH |
3191 | |
3192 | // Consistent with MSW (for now), send the ITEM_MENU *after* | |
3193 | // the RIGHT_CLICK event. TODO: This behavior may change. | |
09f277d6 | 3194 | wxTreeEvent nevent2(wxEVT_COMMAND_TREE_ITEM_MENU, this, item); |
39faaf39 | 3195 | nevent2.m_pointDrag = CalcScrolledPosition(pt); |
39faaf39 | 3196 | GetEventHandler()->ProcessEvent(nevent2); |
3dbeaa52 | 3197 | } |
da87911d VZ |
3198 | else if ( event.MiddleDown() ) |
3199 | { | |
3200 | wxTreeEvent nevent(wxEVT_COMMAND_TREE_ITEM_MIDDLE_CLICK, this, item); | |
3201 | nevent.m_pointDrag = CalcScrolledPosition(pt); | |
3202 | event.Skip(!GetEventHandler()->ProcessEvent(nevent)); | |
3203 | } | |
80d2803f | 3204 | else if ( event.LeftUp() ) |
f6bcfd97 | 3205 | { |
35cf1ec6 VZ |
3206 | // this facilitates multiple-item drag-and-drop |
3207 | ||
902725ee | 3208 | if ( /* item && */ HasFlag(wxTR_MULTIPLE)) |
35cf1ec6 VZ |
3209 | { |
3210 | wxArrayTreeItemIds selections; | |
3211 | size_t count = GetSelections(selections); | |
3212 | ||
3213 | if (count > 1 && | |
105fc244 | 3214 | !event.CmdDown() && |
35cf1ec6 VZ |
3215 | !event.ShiftDown()) |
3216 | { | |
78f12104 | 3217 | DoSelectItem(item, true, false); |
35cf1ec6 VZ |
3218 | } |
3219 | } | |
3220 | ||
80d2803f | 3221 | if ( m_lastOnSame ) |
f6bcfd97 | 3222 | { |
80d2803f VZ |
3223 | if ( (item == m_current) && |
3224 | (flags & wxTREE_HITTEST_ONITEMLABEL) && | |
3225 | HasFlag(wxTR_EDIT_LABELS) ) | |
3226 | { | |
cb59313c VZ |
3227 | if ( m_renameTimer ) |
3228 | { | |
3229 | if ( m_renameTimer->IsRunning() ) | |
3230 | m_renameTimer->Stop(); | |
3231 | } | |
3232 | else | |
3233 | { | |
3234 | m_renameTimer = new wxTreeRenameTimer( this ); | |
3235 | } | |
bdb310a7 | 3236 | |
ca65c044 | 3237 | m_renameTimer->Start( wxTreeRenameTimer::DELAY, true ); |
80d2803f | 3238 | } |
f6bcfd97 | 3239 | |
ca65c044 | 3240 | m_lastOnSame = false; |
80d2803f | 3241 | } |
3dbeaa52 | 3242 | } |
da87911d | 3243 | else // !RightDown() && !MiddleDown() && !LeftUp() ==> LeftDown() || LeftDClick() |
3dbeaa52 | 3244 | { |
f6bcfd97 BP |
3245 | if ( event.LeftDown() ) |
3246 | { | |
3247 | m_lastOnSame = item == m_current; | |
3248 | } | |
3249 | ||
0326c494 VZ |
3250 | if ( flags & wxTREE_HITTEST_ONITEMBUTTON ) |
3251 | { | |
3252 | // only toggle the item for a single click, double click on | |
3253 | // the button doesn't do anything (it toggles the item twice) | |
3254 | if ( event.LeftDown() ) | |
3255 | { | |
3256 | Toggle( item ); | |
3257 | } | |
3258 | ||
3259 | // don't select the item if the button was clicked | |
3260 | return; | |
3261 | } | |
3262 | ||
3dbeaa52 | 3263 | |
35cf1ec6 VZ |
3264 | // clear the previously selected items, if the |
3265 | // user clicked outside of the present selection. | |
3266 | // otherwise, perform the deselection on mouse-up. | |
3267 | // this allows multiple drag and drop to work. | |
105fc244 JS |
3268 | // but if Cmd is down, toggle selection of the clicked item |
3269 | if (!IsSelected(item) || event.CmdDown()) | |
35cf1ec6 VZ |
3270 | { |
3271 | // how should the selection work for this event? | |
3272 | bool is_multiple, extended_select, unselect_others; | |
3273 | EventFlagsToSelType(GetWindowStyleFlag(), | |
3274 | event.ShiftDown(), | |
105fc244 | 3275 | event.CmdDown(), |
35cf1ec6 VZ |
3276 | is_multiple, extended_select, unselect_others); |
3277 | ||
78f12104 | 3278 | DoSelectItem(item, unselect_others, extended_select); |
35cf1ec6 VZ |
3279 | } |
3280 | ||
3dbeaa52 | 3281 | |
618a5e38 RR |
3282 | // For some reason, Windows isn't recognizing a left double-click, |
3283 | // so we need to simulate it here. Allow 200 milliseconds for now. | |
3dbeaa52 VZ |
3284 | if ( event.LeftDClick() ) |
3285 | { | |
f6bcfd97 | 3286 | // double clicking should not start editing the item label |
cb59313c VZ |
3287 | if ( m_renameTimer ) |
3288 | m_renameTimer->Stop(); | |
3289 | ||
ca65c044 | 3290 | m_lastOnSame = false; |
f6bcfd97 | 3291 | |
ebb987b7 | 3292 | // send activate event first |
09f277d6 | 3293 | wxTreeEvent nevent(wxEVT_COMMAND_TREE_ITEM_ACTIVATED, this, item); |
d027179b | 3294 | nevent.m_pointDrag = CalcScrolledPosition(pt); |
ebb987b7 | 3295 | if ( !GetEventHandler()->ProcessEvent( nevent ) ) |
618a5e38 | 3296 | { |
ebb987b7 VZ |
3297 | // if the user code didn't process the activate event, |
3298 | // handle it ourselves by toggling the item when it is | |
3299 | // double clicked | |
3300 | if ( item->HasPlus() ) | |
3301 | { | |
3302 | Toggle(item); | |
3303 | } | |
618a5e38 | 3304 | } |
3dbeaa52 VZ |
3305 | } |
3306 | } | |
bbe0af5b | 3307 | } |
edaa81ae | 3308 | } |
c801d85f | 3309 | |
5180055b | 3310 | void wxGenericTreeCtrl::OnInternalIdle() |
3db7be80 | 3311 | { |
5180055b | 3312 | wxWindow::OnInternalIdle(); |
ca65c044 | 3313 | |
3e3a7b97 JS |
3314 | // Check if we need to select the root item |
3315 | // because nothing else has been selected. | |
3316 | // Delaying it means that we can invoke event handlers | |
3317 | // as required, when a first item is selected. | |
3318 | if (!HasFlag(wxTR_MULTIPLE) && !GetSelection().IsOk()) | |
3319 | { | |
3320 | if (m_select_me) | |
3321 | SelectItem(m_select_me); | |
3322 | else if (GetRootItem().IsOk()) | |
3323 | SelectItem(GetRootItem()); | |
3324 | } | |
3325 | ||
27f8357f VZ |
3326 | // after all changes have been done to the tree control, |
3327 | // actually redraw the tree when everything is over | |
3328 | if (m_dirty) | |
3329 | DoDirtyProcessing(); | |
3db7be80 RR |
3330 | } |
3331 | ||
941830cb | 3332 | void wxGenericTreeCtrl::CalculateSize( wxGenericTreeItem *item, wxDC &dc ) |
d3a9f4af | 3333 | { |
e06b9569 JS |
3334 | wxCoord text_w = 0; |
3335 | wxCoord text_h = 0; | |
9dfbf520 | 3336 | |
40e7f56c VZ |
3337 | wxTreeItemAttr *attr = item->GetAttributes(); |
3338 | if ( attr && attr->HasFont() ) | |
3339 | dc.SetFont(attr->GetFont()); | |
3340 | else if ( item->IsBold() ) | |
eff869aa | 3341 | dc.SetFont(m_boldFont); |
c8fce1a4 VS |
3342 | else |
3343 | dc.SetFont(m_normalFont); | |
9dfbf520 | 3344 | |
91b8de8d | 3345 | dc.GetTextExtent( item->GetText(), &text_w, &text_h ); |
a62867a5 | 3346 | text_h+=2; |
91b8de8d | 3347 | |
eff869aa RR |
3348 | // restore normal font |
3349 | dc.SetFont( m_normalFont ); | |
9dfbf520 | 3350 | |
91b8de8d RR |
3351 | int image_h = 0; |
3352 | int image_w = 0; | |
8dc99046 VZ |
3353 | int image = item->GetCurrentImage(); |
3354 | if ( image != NO_IMAGE ) | |
91b8de8d | 3355 | { |
2c8e4738 VZ |
3356 | if ( m_imageListNormal ) |
3357 | { | |
3358 | m_imageListNormal->GetSize( image, image_w, image_h ); | |
3e4f8ee2 | 3359 | image_w += MARGIN_BETWEEN_IMAGE_AND_TEXT; |
2c8e4738 | 3360 | } |
91b8de8d RR |
3361 | } |
3362 | ||
3363 | int total_h = (image_h > text_h) ? image_h : text_h; | |
3364 | ||
618a5e38 | 3365 | if (total_h < 30) |
f2593d0d | 3366 | total_h += 2; // at least 2 pixels |
06b466c7 | 3367 | else |
f2593d0d | 3368 | total_h += total_h/10; // otherwise 10% extra spacing |
91b8de8d RR |
3369 | |
3370 | item->SetHeight(total_h); | |
6cedba09 VZ |
3371 | if (total_h>m_lineHeight) |
3372 | m_lineHeight=total_h; | |
bbe0af5b | 3373 | |
91b8de8d RR |
3374 | item->SetWidth(image_w+text_w+2); |
3375 | } | |
3376 | ||
3377 | // ----------------------------------------------------------------------------- | |
3378 | // for developper : y is now the top of the level | |
3379 | // not the middle of it ! | |
941830cb | 3380 | void wxGenericTreeCtrl::CalculateLevel( wxGenericTreeItem *item, wxDC &dc, int level, int &y ) |
c801d85f | 3381 | { |
618a5e38 RR |
3382 | int x = level*m_indent; |
3383 | if (!HasFlag(wxTR_HIDE_ROOT)) | |
3384 | { | |
3385 | x += m_indent; | |
3386 | } | |
3387 | else if (level == 0) | |
3388 | { | |
3389 | // a hidden root is not evaluated, but its | |
3390 | // children are always calculated | |
3391 | goto Recurse; | |
3392 | } | |
389cdc7a | 3393 | |
91b8de8d | 3394 | CalculateSize( item, dc ); |
d3a9f4af | 3395 | |
91b8de8d | 3396 | // set its position |
618a5e38 | 3397 | item->SetX( x+m_spacing ); |
91b8de8d | 3398 | item->SetY( y ); |
618a5e38 | 3399 | y += GetLineHeight(item); |
4c681997 | 3400 | |
bbe0af5b RR |
3401 | if ( !item->IsExpanded() ) |
3402 | { | |
618a5e38 | 3403 | // we don't need to calculate collapsed branches |
bbe0af5b RR |
3404 | return; |
3405 | } | |
389cdc7a | 3406 | |
618a5e38 | 3407 | Recurse: |
91b8de8d RR |
3408 | wxArrayGenericTreeItems& children = item->GetChildren(); |
3409 | size_t n, count = children.Count(); | |
618a5e38 | 3410 | ++level; |
91b8de8d | 3411 | for (n = 0; n < count; ++n ) |
618a5e38 | 3412 | CalculateLevel( children[n], dc, level, y ); // recurse |
edaa81ae | 3413 | } |
c801d85f | 3414 | |
941830cb | 3415 | void wxGenericTreeCtrl::CalculatePositions() |
c801d85f | 3416 | { |
bbe0af5b | 3417 | if ( !m_anchor ) return; |
29d87bba | 3418 | |
bbe0af5b RR |
3419 | wxClientDC dc(this); |
3420 | PrepareDC( dc ); | |
29d87bba | 3421 | |
eff869aa | 3422 | dc.SetFont( m_normalFont ); |
29d87bba | 3423 | |
bbe0af5b | 3424 | dc.SetPen( m_dottedPen ); |
91b8de8d RR |
3425 | //if(GetImageList() == NULL) |
3426 | // m_lineHeight = (int)(dc.GetCharHeight() + 4); | |
29d87bba | 3427 | |
8dc99046 | 3428 | int y = 2; |
f65635b5 | 3429 | CalculateLevel( m_anchor, dc, 0, y ); // start recursion |
edaa81ae | 3430 | } |
c801d85f | 3431 | |
3e6e5147 VZ |
3432 | void wxGenericTreeCtrl::Refresh(bool eraseBackground, const wxRect *rect) |
3433 | { | |
3434 | if ( !m_freezeCount ) | |
3435 | wxTreeCtrlBase::Refresh(eraseBackground, rect); | |
3436 | } | |
3437 | ||
941830cb | 3438 | void wxGenericTreeCtrl::RefreshSubtree(wxGenericTreeItem *item) |
c801d85f | 3439 | { |
3e6e5147 VZ |
3440 | if (m_dirty || m_freezeCount) |
3441 | return; | |
e6527f9d | 3442 | |
d027179b | 3443 | wxSize client = GetClientSize(); |
4832f7c0 | 3444 | |
bbe0af5b | 3445 | wxRect rect; |
5941c5de | 3446 | CalcScrolledPosition(0, item->GetY(), NULL, &rect.y); |
d027179b VS |
3447 | rect.width = client.x; |
3448 | rect.height = client.y; | |
f135ff73 | 3449 | |
ca65c044 | 3450 | Refresh(true, &rect); |
f135ff73 | 3451 | |
bbe0af5b | 3452 | AdjustMyScrollbars(); |
edaa81ae | 3453 | } |
c801d85f | 3454 | |
941830cb | 3455 | void wxGenericTreeCtrl::RefreshLine( wxGenericTreeItem *item ) |
c801d85f | 3456 | { |
3e6e5147 VZ |
3457 | if (m_dirty || m_freezeCount) |
3458 | return; | |
e6527f9d | 3459 | |
bbe0af5b | 3460 | wxRect rect; |
5941c5de | 3461 | CalcScrolledPosition(0, item->GetY(), NULL, &rect.y); |
d027179b | 3462 | rect.width = GetClientSize().x; |
91b8de8d | 3463 | rect.height = GetLineHeight(item); //dc.GetCharHeight() + 6; |
978f38c2 | 3464 | |
ca65c044 | 3465 | Refresh(true, &rect); |
edaa81ae | 3466 | } |
c801d85f | 3467 | |
b771aa29 VZ |
3468 | void wxGenericTreeCtrl::RefreshSelected() |
3469 | { | |
be085544 | 3470 | if (m_freezeCount) |
3e6e5147 | 3471 | return; |
ca65c044 | 3472 | |
b771aa29 VZ |
3473 | // TODO: this is awfully inefficient, we should keep the list of all |
3474 | // selected items internally, should be much faster | |
3475 | if ( m_anchor ) | |
3476 | RefreshSelectedUnder(m_anchor); | |
3477 | } | |
3478 | ||
3479 | void wxGenericTreeCtrl::RefreshSelectedUnder(wxGenericTreeItem *item) | |
3480 | { | |
be085544 | 3481 | if (m_freezeCount) |
3e6e5147 | 3482 | return; |
ca65c044 | 3483 | |
b771aa29 VZ |
3484 | if ( item->IsSelected() ) |
3485 | RefreshLine(item); | |
3486 | ||
3487 | const wxArrayGenericTreeItems& children = item->GetChildren(); | |
3488 | size_t count = children.GetCount(); | |
3489 | for ( size_t n = 0; n < count; n++ ) | |
3490 | { | |
3491 | RefreshSelectedUnder(children[n]); | |
3492 | } | |
3493 | } | |
3494 | ||
e1983ab5 VZ |
3495 | void wxGenericTreeCtrl::Freeze() |
3496 | { | |
3497 | m_freezeCount++; | |
3498 | } | |
3499 | ||
3500 | void wxGenericTreeCtrl::Thaw() | |
3501 | { | |
3502 | wxCHECK_RET( m_freezeCount > 0, _T("thawing unfrozen tree control?") ); | |
ca65c044 | 3503 | |
8d7eaf91 | 3504 | if ( --m_freezeCount == 0 ) |
e1983ab5 VZ |
3505 | { |
3506 | Refresh(); | |
3507 | } | |
3508 | } | |
3509 | ||
7009f411 VZ |
3510 | // ---------------------------------------------------------------------------- |
3511 | // changing colours: we need to refresh the tree control | |
3512 | // ---------------------------------------------------------------------------- | |
3513 | ||
3514 | bool wxGenericTreeCtrl::SetBackgroundColour(const wxColour& colour) | |
3515 | { | |
3516 | if ( !wxWindow::SetBackgroundColour(colour) ) | |
ca65c044 WS |
3517 | return false; |
3518 | ||
7009f411 VZ |
3519 | Refresh(); |
3520 | ||
ca65c044 | 3521 | return true; |
7009f411 VZ |
3522 | } |
3523 | ||
0800a4ba | 3524 | bool wxGenericTreeCtrl::SetForegroundColour(const wxColour& colour) |
7009f411 VZ |
3525 | { |
3526 | if ( !wxWindow::SetForegroundColour(colour) ) | |
ca65c044 WS |
3527 | return false; |
3528 | ||
7009f411 VZ |
3529 | Refresh(); |
3530 | ||
ca65c044 | 3531 | return true; |
7009f411 VZ |
3532 | } |
3533 | ||
73bb6776 JS |
3534 | // Process the tooltip event, to speed up event processing. |
3535 | // Doesn't actually get a tooltip. | |
3536 | void wxGenericTreeCtrl::OnGetToolTip( wxTreeEvent &event ) | |
3537 | { | |
3538 | event.Veto(); | |
3539 | } | |
3540 | ||
35d4c967 RD |
3541 | |
3542 | // NOTE: If using the wxListBox visual attributes works everywhere then this can | |
3543 | // be removed, as well as the #else case below. | |
3544 | #define _USE_VISATTR 0 | |
3545 | ||
35d4c967 RD |
3546 | //static |
3547 | wxVisualAttributes | |
3f927d50 | 3548 | #if _USE_VISATTR |
35d4c967 | 3549 | wxGenericTreeCtrl::GetClassDefaultAttributes(wxWindowVariant variant) |
3f927d50 DS |
3550 | #else |
3551 | wxGenericTreeCtrl::GetClassDefaultAttributes(wxWindowVariant WXUNUSED(variant)) | |
3552 | #endif | |
35d4c967 RD |
3553 | { |
3554 | #if _USE_VISATTR | |
3555 | // Use the same color scheme as wxListBox | |
3556 | return wxListBox::GetClassDefaultAttributes(variant); | |
3557 | #else | |
3558 | wxVisualAttributes attr; | |
3559 | attr.colFg = wxSystemSettings::GetColour(wxSYS_COLOUR_WINDOWTEXT); | |
3560 | attr.colBg = wxSystemSettings::GetColour(wxSYS_COLOUR_LISTBOX); | |
3561 | attr.font = wxSystemSettings::GetFont(wxSYS_DEFAULT_GUI_FONT); | |
3562 | return attr; | |
3563 | #endif | |
3564 | } | |
3565 | ||
a6fb8636 WS |
3566 | #if WXWIN_COMPATIBILITY_2_4 |
3567 | ||
3568 | int wxGenericTreeCtrl::GetItemSelectedImage(const wxTreeItemId& item) const | |
3569 | { | |
3570 | return GetItemImage(item, wxTreeItemIcon_Selected); | |
3571 | } | |
3572 | ||
3573 | void wxGenericTreeCtrl::SetItemSelectedImage(const wxTreeItemId& item, int image) | |
3574 | { | |
3575 | SetItemImage(item, image, wxTreeItemIcon_Selected); | |
3576 | } | |
3577 | ||
3578 | #endif // WXWIN_COMPATIBILITY_2_4 | |
3579 | ||
27f8357f VZ |
3580 | void wxGenericTreeCtrl::DoDirtyProcessing() |
3581 | { | |
3582 | if (m_freezeCount) | |
3583 | return; | |
3584 | ||
3585 | m_dirty = false; | |
3586 | ||
3587 | CalculatePositions(); | |
3588 | Refresh(); | |
3589 | AdjustMyScrollbars(); | |
3590 | } | |
3591 | ||
1e6feb95 | 3592 | #endif // wxUSE_TREECTRL |