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1/////////////////////////////////////////////////////////////////////////////
2// Name: tbarbase.cpp
3// Purpose: Toolbar base classes
4// Author: Julian Smart
5// Modified by:
6// Created: 04/01/98
7// RCS-ID: $Id$
8// Copyright: (c) Julian Smart and Markus Holzem
9// Licence: wxWindows license
10/////////////////////////////////////////////////////////////////////////////
11
12#ifdef __GNUG__
13#pragma implementation "tbarbase.h"
14#endif
15
16// For compilers that support precompilation, includes "wx.h".
17#include "wx/wxprec.h"
18
19#ifdef __BORLANDC__
20#pragma hdrstop
21#endif
22
23#ifndef WX_PRECOMP
24#include "wx/wx.h"
25#endif
26
27// For ::UpdateWindow
2049ba38 28#ifdef __WXMSW__
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29#include <windows.h>
30#endif
31
47d67540 32#if wxUSE_TOOLBAR
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33
34#include "wx/tbarbase.h"
35
36#if !USE_SHARED_LIBRARY
81d66cf3 37IMPLEMENT_ABSTRACT_CLASS(wxToolBarBase, wxControl)
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38IMPLEMENT_DYNAMIC_CLASS(wxToolBarTool, wxObject)
39
40BEGIN_EVENT_TABLE(wxToolBarBase, wxControl)
41 EVT_SCROLL(wxToolBarBase::OnScroll)
42 EVT_SIZE(wxToolBarBase::OnSize)
43 EVT_IDLE(wxToolBarBase::OnIdle)
44END_EVENT_TABLE()
45#endif
46
47// Keep a list of all toolbars created, so you can tell whether a toolbar
48// is still valid: a tool may have quit the toolbar.
49static wxList gs_ToolBars;
50
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51wxToolBarTool::wxToolBarTool(int theIndex,
52 const wxBitmap& theBitmap1, const wxBitmap& theBitmap2, bool toggle,
53 long xPos, long yPos, const wxString& helpS1, const wxString& helpS2)
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54{
55 m_toolStyle = wxTOOL_STYLE_BUTTON;
56 m_clientData = NULL;
57 m_index = theIndex;
58 m_isToggle = toggle;
59 m_toggleState = FALSE;
60 m_enabled = TRUE;
61 m_bitmap1 = theBitmap1;
62 m_bitmap2 = theBitmap2;
63 m_x = xPos;
64 m_y = yPos;
65 m_width = m_height = 0;
66 m_deleteSecondBitmap = FALSE;
67 if (m_bitmap1.Ok())
68 {
69 m_width = m_bitmap1.GetWidth()+2;
70 m_height = m_bitmap1.GetHeight()+2;
71 }
72 m_shortHelpString = helpS1;
73 m_longHelpString = helpS2;
74}
75
76wxToolBarTool::~wxToolBarTool(void)
77{
78/*
79 if (m_deleteSecondBitmap && m_bitmap2)
80 delete m_bitmap2;
81*/
82}
83
84
85// class wxToolBar
86
87wxToolBarBase::wxToolBarBase(void) : m_tools(wxKEY_INTEGER)
88{
89 gs_ToolBars.Append(this);
90
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91 m_maxRows = 1;
92 m_maxCols = 32000;
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93 m_maxWidth = 0;
94 m_maxHeight = 0;
95 m_defaultWidth = 16;
96 m_defaultHeight = 15;
97 m_xMargin = 0;
98 m_yMargin = 0;
99 m_toolPacking = 1;
100 m_toolSeparation = 5;
101 m_currentTool = -1;
102
103 m_xScrollPixelsPerLine = 0;
104 m_yScrollPixelsPerLine = 0;
105 m_xScrollingEnabled = TRUE;
106 m_yScrollingEnabled = TRUE;
107 m_xScrollPosition = 0;
108 m_yScrollPosition = 0;
109 m_calcScrolledOffset = TRUE;
110 m_xScrollLines = 0;
111 m_yScrollLines = 0;
112 m_xScrollLinesPerPage = 0;
113 m_yScrollLinesPerPage = 0;
114}
115
116wxToolBarBase::~wxToolBarBase ()
117{
118 gs_ToolBars.DeleteObject(this);
119
120 for ( wxNode *node = m_tools.First(); node; node = node->Next() )
121 {
122 wxToolBarTool *tool = (wxToolBarTool *)node->Data();
123 delete tool;
124 }
125}
126
127// Only allow toggle if returns TRUE
128bool wxToolBarBase::OnLeftClick(int toolIndex, bool toggleDown)
129{
130 wxCommandEvent event(wxEVT_COMMAND_TOOL_CLICKED, toolIndex);
131 event.SetEventObject(this);
132 event.SetExtraLong((long) toggleDown);
133
134 GetEventHandler()->ProcessEvent(event);
135
136 return TRUE;
137}
138
139// Call when right button down.
140void wxToolBarBase::OnRightClick(int toolIndex, long x, long y)
141{
142 wxCommandEvent event(wxEVT_COMMAND_TOOL_RCLICKED, toolIndex);
143 event.SetEventObject(this);
0f217db3 144 event.SetInt(toolIndex);
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145
146 GetEventHandler()->ProcessEvent(event);
147}
148
149// Called when the mouse cursor enters a tool bitmap (no button pressed).
150// Argument is -1 if mouse is exiting the toolbar.
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151// Note that for this event, the id of the window is used,
152// and the integer parameter of wxCommandEvent is used to retrieve
153// the tool id.
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154void wxToolBarBase::OnMouseEnter ( int toolIndex )
155{
81d66cf3 156 wxCommandEvent event(wxEVT_COMMAND_TOOL_ENTER, GetId());
10b959e3 157 event.SetEventObject(this);
0f217db3 158 event.SetInt(toolIndex);
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159
160 GetEventHandler()->ProcessEvent(event);
161}
162
163// If pushedBitmap is NULL, a reversed version of bitmap is
164// created and used as the pushed/toggled image.
165// If toggle is TRUE, the button toggles between the two states.
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166wxToolBarTool *wxToolBarBase::AddTool(int index, const wxBitmap& bitmap, const wxBitmap& pushedBitmap,
167 bool toggle, long xPos, long yPos, wxObject *clientData,
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168 const wxString& helpString1, const wxString& helpString2)
169{
170 wxToolBarTool *tool = new wxToolBarTool(index, bitmap, pushedBitmap, toggle, xPos, yPos, helpString1, helpString2);
171 tool->m_clientData = clientData;
172
173 if (xPos > -1)
174 tool->m_x = xPos;
175 else
176 tool->m_x = m_xMargin;
177
178 if (yPos > -1)
179 tool->m_y = yPos;
180 else
181 tool->m_y = m_yMargin;
182
183 // Calculate reasonable max size in case Layout() not called
184 if ((tool->m_x + bitmap.GetWidth() + m_xMargin) > m_maxWidth)
185 m_maxWidth = (tool->m_x + bitmap.GetWidth() + m_xMargin);
186
187 if ((tool->m_y + bitmap.GetHeight() + m_yMargin) > m_maxHeight)
188 m_maxHeight = (tool->m_y + bitmap.GetHeight() + m_yMargin);
189
190 m_tools.Append((long)index, tool);
191 return tool;
192}
193
194void wxToolBarBase::AddSeparator ()
195{
196 wxToolBarTool *tool = new wxToolBarTool;
197 tool->m_toolStyle = wxTOOL_STYLE_SEPARATOR;
fd3f686c 198 m_tools.Append(-1, tool);
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199}
200
201void wxToolBarBase::ClearTools(void)
202{
203 m_pressedTool = m_currentTool = -1;
204 wxNode *node = m_tools.First();
205 while (node)
206 {
207 wxToolBarTool *tool = (wxToolBarTool *)node->Data();
208 wxNode *nextNode = node->Next();
209 delete tool;
210 delete node;
211 node = nextNode;
212 }
213}
214
debe6624 215void wxToolBarBase::EnableTool(int index, bool enable)
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216{
217 wxNode *node = m_tools.Find((long)index);
218 if (node)
219 {
220 wxToolBarTool *tool = (wxToolBarTool *)node->Data();
221 if (tool)
222 tool->m_enabled = enable;
223 }
224}
225
debe6624 226void wxToolBarBase::ToggleTool(int index, bool toggle)
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227{
228}
229
debe6624 230void wxToolBarBase::SetToggle(int index, bool value)
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231{
232 wxNode *node=m_tools.Find((long)index);
233 if (node){
234 wxToolBarTool *tool = (wxToolBarTool *)node->Data();
235 tool->m_isToggle = value;
236 }
237}
238
debe6624 239bool wxToolBarBase::GetToolState(int index) const
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240{
241 wxNode *node = m_tools.Find((long)index);
242 if (node)
243 {
244 wxToolBarTool *tool = (wxToolBarTool *)node->Data();
245 if (tool)
246 {
247 return tool->m_toggleState;
248 }
249 else return FALSE;
250 }
251 else return FALSE;
252}
253
debe6624 254bool wxToolBarBase::GetToolEnabled(int index) const
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255{
256 wxNode *node = m_tools.Find((long)index);
257 if (node)
258 {
259 wxToolBarTool *tool = (wxToolBarTool *)node->Data();
260 if (tool)
261 {
262 return tool->m_enabled;
263 }
264 else return FALSE;
265 }
266 else return FALSE;
267}
268
debe6624 269wxObject *wxToolBarBase::GetToolClientData(int index) const
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270{
271 wxNode *node = m_tools.Find((long)index);
272 if (node)
273 {
274 wxToolBarTool *tool = (wxToolBarTool *)node->Data();
275 if (tool)
276 {
277 return tool->m_clientData;
278 }
279 else return NULL;
280 }
281 else return NULL;
282}
283
debe6624 284void wxToolBarBase::SetToolShortHelp(int index, const wxString& helpString)
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285{
286 wxNode *node=m_tools.Find((long)index);
287 if (node)
288 {
289 wxToolBarTool *tool = (wxToolBarTool *)node->Data();
290 tool->m_shortHelpString = helpString;
291 }
292}
293
debe6624 294wxString wxToolBarBase::GetToolShortHelp(int index) const
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295{
296 wxNode *node=m_tools.Find((long)index);
297 if (node)
298 {
299 wxToolBarTool *tool = (wxToolBarTool *)node->Data();
300 return tool->m_shortHelpString;
301 }
302 else
303 return wxString("");
304}
305
debe6624 306void wxToolBarBase::SetToolLongHelp(int index, const wxString& helpString)
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307{
308 wxNode *node=m_tools.Find((long)index);
309 if (node)
310 {
311 wxToolBarTool *tool = (wxToolBarTool *)node->Data();
312 tool->m_longHelpString = helpString;
313 }
314}
315
debe6624 316wxString wxToolBarBase::GetToolLongHelp(int index) const
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317{
318 wxNode *node=m_tools.Find((long)index);
319 if (node)
320 {
321 wxToolBarTool *tool = (wxToolBarTool *)node->Data();
322 return tool->m_longHelpString;
323 }
324 else
325 return wxString("");
326}
327
debe6624 328wxToolBarTool *wxToolBarBase::FindToolForPosition(long x, long y) const
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329{
330 wxNode *node = m_tools.First();
331 while (node)
332 {
333 wxToolBarTool *tool = (wxToolBarTool *)node->Data();
334 if ((x >= tool->m_x) && (y >= tool->m_y) &&
335 (x <= (tool->m_x + tool->GetWidth())) &&
336 (y <= (tool->m_y + tool->GetHeight())))
337 return tool;
338
339 node = node->Next();
340 }
341 return NULL;
342}
343
344wxSize wxToolBarBase::GetMaxSize ( void ) const
345{
346 return wxSize(m_maxWidth, m_maxHeight);
347}
348
349// Okay, so we've left the tool we're in ... we must check if
350// the tool we're leaving was a 'sprung push button' and if so,
351// spring it back to the up state.
352//
debe6624 353void wxToolBarBase::SetMargins(int x, int y)
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354{
355 m_xMargin = x;
356 m_yMargin = y;
357}
358
debe6624 359void wxToolBarBase::SetToolPacking(int packing)
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360{
361 m_toolPacking = packing;
362}
363
debe6624 364void wxToolBarBase::SetToolSeparation(int separation)
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365{
366 m_toolSeparation = separation;
367}
368
369void wxToolBarBase::Command(wxCommandEvent& event)
370{
371}
372
373void wxToolBarBase::Layout(void)
374{
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375}
376
377
378// SCROLLING IMPLEMENTATION
379
380/*
381 * pixelsPerUnitX/pixelsPerUnitY: number of pixels per unit (e.g. pixels per text line)
382 * noUnitsX/noUnitsY: : no. units per scrollbar
383 */
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384void wxToolBarBase::SetScrollbars (int pixelsPerUnitX, int pixelsPerUnitY,
385 int noUnitsX, int noUnitsY,
386 int xPos, int yPos)
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387{
388 m_xScrollPixelsPerLine = pixelsPerUnitX;
389 m_yScrollPixelsPerLine = pixelsPerUnitY;
390 m_xScrollLines = noUnitsX;
391 m_yScrollLines = noUnitsY;
392
393 int w, h;
394 GetSize(&w, &h);
395
396 // Recalculate scroll bar range and position
397 if (m_xScrollLines > 0)
398 {
399 m_xScrollPosition = xPos;
400 SetScrollPos (wxHORIZONTAL, m_xScrollPosition, TRUE);
401 }
402 else
403 {
404 SetScrollbar(wxHORIZONTAL, 0, 0, 0, FALSE);
405 m_xScrollPosition = 0;
406 }
407
408 if (m_yScrollLines > 0)
409 {
410 m_yScrollPosition = yPos;
411 SetScrollPos (wxVERTICAL, m_yScrollPosition, TRUE);
412 }
413 else
414 {
415 SetScrollbar(wxVERTICAL, 0, 0, 0, FALSE);
416 m_yScrollPosition = 0;
417 }
418 AdjustScrollbars();
419 Refresh();
2049ba38 420#ifdef __WXMSW__
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421 ::UpdateWindow ((HWND) GetHWND());
422#endif
423}
424
425
426void wxToolBarBase::OnScroll(wxScrollEvent& event)
427{
428 int orient = event.GetOrientation();
429
430 int nScrollInc = CalcScrollInc(event);
431 if (nScrollInc == 0)
432 return;
433
434 if (orient == wxHORIZONTAL)
435 {
436 int newPos = m_xScrollPosition + nScrollInc;
437 SetScrollPos(wxHORIZONTAL, newPos, TRUE );
438 }
439 else
440 {
441 int newPos = m_yScrollPosition + nScrollInc;
442 SetScrollPos(wxVERTICAL, newPos, TRUE );
443 }
444
445 if (orient == wxHORIZONTAL)
446 {
447 if (m_xScrollingEnabled)
448 ScrollWindow(-m_xScrollPixelsPerLine * nScrollInc, 0, NULL);
449 else
450 Refresh();
451 }
452 else
453 {
454 if (m_yScrollingEnabled)
455 ScrollWindow(0, -m_yScrollPixelsPerLine * nScrollInc, NULL);
456 else
457 Refresh();
458 }
459
460 if (orient == wxHORIZONTAL)
461 {
462 m_xScrollPosition += nScrollInc;
463 }
464 else
465 {
466 m_yScrollPosition += nScrollInc;
467 }
468
469}
470
471int wxToolBarBase::CalcScrollInc(wxScrollEvent& event)
472{
473 int pos = event.GetPosition();
474 int orient = event.GetOrientation();
475
476 int nScrollInc = 0;
477 switch (event.GetEventType())
478 {
0757d27c 479 case wxEVT_SCROLL_TOP:
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480 {
481 if (orient == wxHORIZONTAL)
482 nScrollInc = - m_xScrollPosition;
483 else
484 nScrollInc = - m_yScrollPosition;
485 break;
486 }
0757d27c 487 case wxEVT_SCROLL_BOTTOM:
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488 {
489 if (orient == wxHORIZONTAL)
490 nScrollInc = m_xScrollLines - m_xScrollPosition;
491 else
492 nScrollInc = m_yScrollLines - m_yScrollPosition;
493 break;
494 }
0757d27c 495 case wxEVT_SCROLL_LINEUP:
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496 {
497 nScrollInc = -1;
498 break;
499 }
0757d27c 500 case wxEVT_SCROLL_LINEDOWN:
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501 {
502 nScrollInc = 1;
503 break;
504 }
0757d27c 505 case wxEVT_SCROLL_PAGEUP:
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506 {
507 if (orient == wxHORIZONTAL)
508 nScrollInc = -GetScrollPageSize(wxHORIZONTAL);
509 else
510 nScrollInc = -GetScrollPageSize(wxVERTICAL);
511 break;
512 }
0757d27c 513 case wxEVT_SCROLL_PAGEDOWN:
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514 {
515 if (orient == wxHORIZONTAL)
516 nScrollInc = GetScrollPageSize(wxHORIZONTAL);
517 else
518 nScrollInc = GetScrollPageSize(wxVERTICAL);
519 break;
520 }
0757d27c 521 case wxEVT_SCROLL_THUMBTRACK:
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522 {
523 if (orient == wxHORIZONTAL)
524 nScrollInc = pos - m_xScrollPosition;
525 else
526 nScrollInc = pos - m_yScrollPosition;
527 break;
528 }
529 default:
530 {
531 break;
532 }
533 }
534 if (orient == wxHORIZONTAL)
535 {
536 int w, h;
537 GetClientSize(&w, &h);
538
539 int nMaxWidth = m_xScrollLines*m_xScrollPixelsPerLine;
540 int noPositions = (int) ( ((nMaxWidth - w)/(float)m_xScrollPixelsPerLine) + 0.5 );
541 if (noPositions < 0)
542 noPositions = 0;
543
544 if ( (m_xScrollPosition + nScrollInc) < 0 )
545 nScrollInc = -m_xScrollPosition; // As -ve as we can go
546 else if ( (m_xScrollPosition + nScrollInc) > noPositions )
547 nScrollInc = noPositions - m_xScrollPosition; // As +ve as we can go
548
549 return nScrollInc;
550 }
551 else
552 {
553 int w, h;
554 GetClientSize(&w, &h);
555
556 int nMaxHeight = m_yScrollLines*m_yScrollPixelsPerLine;
557 int noPositions = (int) ( ((nMaxHeight - h)/(float)m_yScrollPixelsPerLine) + 0.5 );
558 if (noPositions < 0)
559 noPositions = 0;
560
561 if ( (m_yScrollPosition + nScrollInc) < 0 )
562 nScrollInc = -m_yScrollPosition; // As -ve as we can go
563 else if ( (m_yScrollPosition + nScrollInc) > noPositions )
564 nScrollInc = noPositions - m_yScrollPosition; // As +ve as we can go
565
566 return nScrollInc;
567 }
568}
569
570// Adjust the scrollbars - new version.
571void wxToolBarBase::AdjustScrollbars(void)
572{
573 int w, h;
574 GetClientSize(&w, &h);
575
576 // Recalculate scroll bar range and position
577 if (m_xScrollLines > 0)
578 {
579 int nMaxWidth = m_xScrollLines*m_xScrollPixelsPerLine;
580 int newRange = (int) ( ((nMaxWidth)/(float)m_xScrollPixelsPerLine) + 0.5 );
581 if (newRange < 0)
582 newRange = 0;
583
584 m_xScrollPosition = wxMin(newRange, m_xScrollPosition);
585
586 // Calculate page size i.e. number of scroll units you get on the
587 // current client window
588 int noPagePositions = (int) ( (w/(float)m_xScrollPixelsPerLine) + 0.5 );
589 if (noPagePositions < 1)
590 noPagePositions = 1;
591
592 SetScrollbar(wxHORIZONTAL, m_xScrollPosition, noPagePositions, newRange);
593 SetScrollPageSize(wxHORIZONTAL, noPagePositions);
594 }
595 if (m_yScrollLines > 0)
596 {
597 int nMaxHeight = m_yScrollLines*m_yScrollPixelsPerLine;
598 int newRange = (int) ( ((nMaxHeight)/(float)m_yScrollPixelsPerLine) + 0.5 );
599 if (newRange < 0)
600 newRange = 0;
601
602 m_yScrollPosition = wxMin(newRange, m_yScrollPosition);
603
604 // Calculate page size i.e. number of scroll units you get on the
605 // current client window
606 int noPagePositions = (int) ( (h/(float)m_yScrollPixelsPerLine) + 0.5 );
607 if (noPagePositions < 1)
608 noPagePositions = 1;
609
610 SetScrollbar(wxVERTICAL, m_yScrollPosition, noPagePositions, newRange);
611 SetScrollPageSize(wxVERTICAL, noPagePositions);
612 }
613}
614
615// Default OnSize resets scrollbars, if any
616void wxToolBarBase::OnSize(wxSizeEvent& event)
617{
47d67540 618#if wxUSE_CONSTRAINTS
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619 if (GetAutoLayout())
620 Layout();
621#endif
622
623 AdjustScrollbars();
624}
625
626// Prepare the DC by translating it according to the current scroll position
627void wxToolBarBase::PrepareDC(wxDC& dc)
628{
629 dc.SetDeviceOrigin(- m_xScrollPosition * m_xScrollPixelsPerLine, - m_yScrollPosition * m_yScrollPixelsPerLine);
630}
631
632void wxToolBarBase::GetScrollPixelsPerUnit (int *x_unit, int *y_unit) const
633{
634 *x_unit = m_xScrollPixelsPerLine;
635 *y_unit = m_yScrollPixelsPerLine;
636}
637
638int wxToolBarBase::GetScrollPageSize(int orient) const
639{
640 if ( orient == wxHORIZONTAL )
641 return m_xScrollLinesPerPage;
642 else
643 return m_yScrollLinesPerPage;
644}
645
646void wxToolBarBase::SetScrollPageSize(int orient, int pageSize)
647{
648 if ( orient == wxHORIZONTAL )
649 m_xScrollLinesPerPage = pageSize;
650 else
651 m_yScrollLinesPerPage = pageSize;
652}
653
654/*
655 * Scroll to given position (scroll position, not pixel position)
656 */
debe6624 657void wxToolBarBase::Scroll (int x_pos, int y_pos)
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658{
659 int old_x, old_y;
660 ViewStart (&old_x, &old_y);
661 if (((x_pos == -1) || (x_pos == old_x)) && ((y_pos == -1) || (y_pos == old_y)))
662 return;
663
664 if (x_pos > -1)
665 {
666 m_xScrollPosition = x_pos;
667 SetScrollPos (wxHORIZONTAL, x_pos, TRUE);
668 }
669 if (y_pos > -1)
670 {
671 m_yScrollPosition = y_pos;
672 SetScrollPos (wxVERTICAL, y_pos, TRUE);
673 }
674 Refresh();
2049ba38 675#ifdef __WXMSW__
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676 UpdateWindow ((HWND) GetHWND());
677#endif
678}
679
debe6624 680void wxToolBarBase::EnableScrolling (bool x_scroll, bool y_scroll)
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681{
682 m_xScrollingEnabled = x_scroll;
683 m_yScrollingEnabled = y_scroll;
684}
685
686void wxToolBarBase::GetVirtualSize (int *x, int *y) const
687{
688 *x = m_xScrollPixelsPerLine * m_xScrollLines;
689 *y = m_yScrollPixelsPerLine * m_yScrollLines;
690}
691
692// Where the current view starts from
693void wxToolBarBase::ViewStart (int *x, int *y) const
694{
695 *x = m_xScrollPosition;
696 *y = m_yScrollPosition;
697}
698
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699void wxToolBarBase::OnIdle(wxIdleEvent& event)
700{
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701 wxWindow::OnIdle(event);
702
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703 DoToolbarUpdates();
704}
705
706// Do the toolbar button updates (check for EVT_UPDATE_UI handlers)
707void wxToolBarBase::DoToolbarUpdates(void)
708{
709 wxNode* node = GetTools().First();
710 while (node)
711 {
712 wxToolBarTool* tool = (wxToolBarTool* ) node->Data();
713
714 wxUpdateUIEvent event(tool->m_index);
715 event.SetEventObject(this);
716
717 if (GetEventHandler()->ProcessEvent(event))
718 {
719 if (event.GetSetEnabled())
720 EnableTool(tool->m_index, event.GetEnabled());
721 if (event.GetSetChecked())
722 ToggleTool(tool->m_index, event.GetChecked());
723/*
724 if (event.GetSetText())
725 // Set tooltip?
726*/
727 }
728
729 node = node->Next();
730 }
731}
732
2049ba38 733#ifdef __WXMSW__
10b959e3 734// Circumvent wxControl::MSWOnMouseMove which doesn't set the cursor.
4d0c0756 735void wxToolBarBase::MSWOnMouseMove(int x, int y, WXUINT flags)
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736{
737 wxWindow::MSWOnMouseMove(x, y, flags);
738}
739#endif
740
741#endif