/[pcsx2_0.9.7]/branch/r3113_0.9.7_beta/3rdparty/wxWidgets/src/generic/tipwin.cpp
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Tue Sep 7 03:29:01 2010 UTC (10 years ago) by william
File size: 10302 byte(s)
branching from upstream revision (http://pcsx2.googlecode.com/svn/trunk
): r3113 to
https://svn.netsolutions.dnsalias.com/websvn/ps2/pcsx2/pcsx2_0.9.7/branch/r3113_0.9.7_beta
1 william 31 ///////////////////////////////////////////////////////////////////////////////
2     // Name: src/generic/tipwin.cpp
3     // Purpose: implementation of wxTipWindow
4     // Author: Vadim Zeitlin
5     // Modified by:
6     // Created: 10.09.00
7     // RCS-ID: $Id: tipwin.cpp 43033 2006-11-04 13:31:10Z VZ $
8     // Copyright: (c) 2000 Vadim Zeitlin <zeitlin@dptmaths.ens-cachan.fr>
9     // Licence: wxWindows licence
10     ///////////////////////////////////////////////////////////////////////////////
11    
12     // ============================================================================
13     // declarations
14     // ============================================================================
15    
16     // ----------------------------------------------------------------------------
17     // headers
18     // ----------------------------------------------------------------------------
19    
20     // For compilers that support precompilation, includes "wx/wx.h".
21     #include "wx/wxprec.h"
22    
23     #ifdef __BORLANDC__
24     #pragma hdrstop
25     #endif
26    
27     #if wxUSE_TIPWINDOW
28    
29     #include "wx/tipwin.h"
30    
31     #ifndef WX_PRECOMP
32     #include "wx/dcclient.h"
33     #include "wx/timer.h"
34     #include "wx/settings.h"
35     #endif // WX_PRECOMP
36    
37     // ----------------------------------------------------------------------------
38     // constants
39     // ----------------------------------------------------------------------------
40    
41     static const wxCoord TEXT_MARGIN_X = 3;
42     static const wxCoord TEXT_MARGIN_Y = 3;
43    
44     // ----------------------------------------------------------------------------
45     // wxTipWindowView
46     // ----------------------------------------------------------------------------
47    
48     // Viewer window to put in the frame
49     class WXDLLEXPORT wxTipWindowView : public wxWindow
50     {
51     public:
52     wxTipWindowView(wxWindow *parent);
53    
54     // event handlers
55     void OnPaint(wxPaintEvent& event);
56     void OnMouseClick(wxMouseEvent& event);
57     void OnMouseMove(wxMouseEvent& event);
58    
59     #if !wxUSE_POPUPWIN
60     void OnKillFocus(wxFocusEvent& event);
61     #endif // wxUSE_POPUPWIN
62    
63     // calculate the client rect we need to display the text
64     void Adjust(const wxString& text, wxCoord maxLength);
65    
66     private:
67     wxTipWindow* m_parent;
68    
69     #if !wxUSE_POPUPWIN
70     long m_creationTime;
71     #endif // !wxUSE_POPUPWIN
72    
73     DECLARE_EVENT_TABLE()
74     DECLARE_NO_COPY_CLASS(wxTipWindowView)
75     };
76    
77     // ============================================================================
78     // implementation
79     // ============================================================================
80    
81     // ----------------------------------------------------------------------------
82     // event tables
83     // ----------------------------------------------------------------------------
84    
85     BEGIN_EVENT_TABLE(wxTipWindow, wxTipWindowBase)
86     EVT_LEFT_DOWN(wxTipWindow::OnMouseClick)
87     EVT_RIGHT_DOWN(wxTipWindow::OnMouseClick)
88     EVT_MIDDLE_DOWN(wxTipWindow::OnMouseClick)
89    
90     #if !wxUSE_POPUPWIN
91     EVT_KILL_FOCUS(wxTipWindow::OnKillFocus)
92     EVT_ACTIVATE(wxTipWindow::OnActivate)
93     #endif // !wxUSE_POPUPWIN
94     END_EVENT_TABLE()
95    
96     BEGIN_EVENT_TABLE(wxTipWindowView, wxWindow)
97     EVT_PAINT(wxTipWindowView::OnPaint)
98    
99     EVT_LEFT_DOWN(wxTipWindowView::OnMouseClick)
100     EVT_RIGHT_DOWN(wxTipWindowView::OnMouseClick)
101     EVT_MIDDLE_DOWN(wxTipWindowView::OnMouseClick)
102    
103     EVT_MOTION(wxTipWindowView::OnMouseMove)
104    
105     #if !wxUSE_POPUPWIN
106     EVT_KILL_FOCUS(wxTipWindowView::OnKillFocus)
107     #endif // !wxUSE_POPUPWIN
108     END_EVENT_TABLE()
109    
110     // ----------------------------------------------------------------------------
111     // wxTipWindow
112     // ----------------------------------------------------------------------------
113    
114     wxTipWindow::wxTipWindow(wxWindow *parent,
115     const wxString& text,
116     wxCoord maxLength,
117     wxTipWindow** windowPtr,
118     wxRect *rectBounds)
119     #if wxUSE_POPUPWIN
120     : wxPopupTransientWindow(parent)
121     #else
122     : wxFrame(parent, wxID_ANY, wxEmptyString,
123     wxDefaultPosition, wxDefaultSize,
124     wxNO_BORDER | wxFRAME_NO_TASKBAR )
125     #endif
126     {
127     SetTipWindowPtr(windowPtr);
128     if ( rectBounds )
129     {
130     SetBoundingRect(*rectBounds);
131     }
132    
133     // set colours
134     SetForegroundColour(wxSystemSettings::GetColour(wxSYS_COLOUR_INFOTEXT));
135     SetBackgroundColour(wxSystemSettings::GetColour(wxSYS_COLOUR_INFOBK));
136    
137     // set size, position and show it
138     m_view = new wxTipWindowView(this);
139     m_view->Adjust(text, maxLength);
140     m_view->SetFocus();
141    
142     int x, y;
143     wxGetMousePosition(&x, &y);
144    
145     // we want to show the tip below the mouse, not over it
146     //
147     // NB: the reason we use "/ 2" here is that we don't know where the current
148     // cursors hot spot is... it would be nice if we could find this out
149     // though
150     y += wxSystemSettings::GetMetric(wxSYS_CURSOR_Y) / 2;
151    
152     #if wxUSE_POPUPWIN
153     Position(wxPoint(x, y), wxSize(0,0));
154     Popup(m_view);
155     #ifdef __WXGTK__
156     m_view->CaptureMouse();
157     #endif
158     #else
159     Move(x, y);
160     Show(true);
161     #endif
162     }
163    
164     wxTipWindow::~wxTipWindow()
165     {
166     if ( m_windowPtr )
167     {
168     *m_windowPtr = NULL;
169     }
170     #ifdef wxUSE_POPUPWIN
171     #ifdef __WXGTK__
172     if ( m_view->HasCapture() )
173     m_view->ReleaseMouse();
174     #endif
175     #endif
176     }
177    
178     void wxTipWindow::OnMouseClick(wxMouseEvent& WXUNUSED(event))
179     {
180     Close();
181     }
182    
183     #if wxUSE_POPUPWIN
184    
185     void wxTipWindow::OnDismiss()
186     {
187     Close();
188     }
189    
190     #else // !wxUSE_POPUPWIN
191    
192     void wxTipWindow::OnActivate(wxActivateEvent& event)
193     {
194     if (!event.GetActive())
195     Close();
196     }
197    
198     void wxTipWindow::OnKillFocus(wxFocusEvent& WXUNUSED(event))
199     {
200     // Under Windows at least, we will get this immediately
201     // because when the view window is focussed, the
202     // tip window goes out of focus.
203     #ifdef __WXGTK__
204     Close();
205     #endif
206     }
207    
208     #endif // wxUSE_POPUPWIN // !wxUSE_POPUPWIN
209    
210     void wxTipWindow::SetBoundingRect(const wxRect& rectBound)
211     {
212     m_rectBound = rectBound;
213     }
214    
215     void wxTipWindow::Close()
216     {
217     if ( m_windowPtr )
218     {
219     *m_windowPtr = NULL;
220     m_windowPtr = NULL;
221     }
222    
223     #if wxUSE_POPUPWIN
224     Show(false);
225     #ifdef __WXGTK__
226     if ( m_view->HasCapture() )
227     m_view->ReleaseMouse();
228     #endif
229     Destroy();
230     #else
231     wxFrame::Close();
232     #endif
233     }
234    
235     // ----------------------------------------------------------------------------
236     // wxTipWindowView
237     // ----------------------------------------------------------------------------
238    
239     wxTipWindowView::wxTipWindowView(wxWindow *parent)
240     : wxWindow(parent, wxID_ANY,
241     wxDefaultPosition, wxDefaultSize,
242     wxNO_BORDER)
243     {
244     // set colours
245     SetForegroundColour(wxSystemSettings::GetColour(wxSYS_COLOUR_INFOTEXT));
246     SetBackgroundColour(wxSystemSettings::GetColour(wxSYS_COLOUR_INFOBK));
247    
248     #if !wxUSE_POPUPWIN
249     m_creationTime = wxGetLocalTime();
250     #endif // !wxUSE_POPUPWIN
251    
252     m_parent = (wxTipWindow*)parent;
253     }
254    
255     void wxTipWindowView::Adjust(const wxString& text, wxCoord maxLength)
256     {
257     wxClientDC dc(this);
258     dc.SetFont(GetFont());
259    
260     // calculate the length: we want each line be no longer than maxLength
261     // pixels and we only break lines at words boundary
262     wxString current;
263     wxCoord height, width,
264     widthMax = 0;
265     m_parent->m_heightLine = 0;
266    
267     bool breakLine = false;
268     for ( const wxChar *p = text.c_str(); ; p++ )
269     {
270     if ( *p == _T('\n') || *p == _T('\0') )
271     {
272     dc.GetTextExtent(current, &width, &height);
273     if ( width > widthMax )
274     widthMax = width;
275    
276     if ( height > m_parent->m_heightLine )
277     m_parent->m_heightLine = height;
278    
279     m_parent->m_textLines.Add(current);
280    
281     if ( !*p )
282     {
283     // end of text
284     break;
285     }
286    
287     current.clear();
288     breakLine = false;
289     }
290     else if ( breakLine && (*p == _T(' ') || *p == _T('\t')) )
291     {
292     // word boundary - break the line here
293     m_parent->m_textLines.Add(current);
294     current.clear();
295     breakLine = false;
296     }
297     else // line goes on
298     {
299     current += *p;
300     dc.GetTextExtent(current, &width, &height);
301     if ( width > maxLength )
302     breakLine = true;
303    
304     if ( width > widthMax )
305     widthMax = width;
306    
307     if ( height > m_parent->m_heightLine )
308     m_parent->m_heightLine = height;
309     }
310     }
311    
312     // take into account the border size and the margins
313     width = 2*(TEXT_MARGIN_X + 1) + widthMax;
314     height = 2*(TEXT_MARGIN_Y + 1) + wx_truncate_cast(wxCoord, m_parent->m_textLines.GetCount())*m_parent->m_heightLine;
315     m_parent->SetClientSize(width, height);
316     SetSize(0, 0, width, height);
317     }
318    
319     void wxTipWindowView::OnPaint(wxPaintEvent& WXUNUSED(event))
320     {
321     wxPaintDC dc(this);
322    
323     wxRect rect;
324     wxSize size = GetClientSize();
325     rect.width = size.x;
326     rect.height = size.y;
327    
328     // first filll the background
329     dc.SetBrush(wxBrush(GetBackgroundColour(), wxSOLID));
330     dc.SetPen( wxPen(GetForegroundColour(), 1, wxSOLID) );
331     dc.DrawRectangle(rect);
332    
333     // and then draw the text line by line
334     dc.SetTextBackground(GetBackgroundColour());
335     dc.SetTextForeground(GetForegroundColour());
336     dc.SetFont(GetFont());
337    
338     wxPoint pt;
339     pt.x = TEXT_MARGIN_X;
340     pt.y = TEXT_MARGIN_Y;
341     size_t count = m_parent->m_textLines.GetCount();
342     for ( size_t n = 0; n < count; n++ )
343     {
344     dc.DrawText(m_parent->m_textLines[n], pt);
345    
346     pt.y += m_parent->m_heightLine;
347     }
348     }
349    
350     void wxTipWindowView::OnMouseClick(wxMouseEvent& WXUNUSED(event))
351     {
352     m_parent->Close();
353     }
354    
355     void wxTipWindowView::OnMouseMove(wxMouseEvent& event)
356     {
357     const wxRect& rectBound = m_parent->m_rectBound;
358    
359     if ( rectBound.width &&
360     !rectBound.Contains(ClientToScreen(event.GetPosition())) )
361     {
362     // mouse left the bounding rect, disappear
363     m_parent->Close();
364     }
365     else
366     {
367     event.Skip();
368     }
369     }
370    
371     #if !wxUSE_POPUPWIN
372     void wxTipWindowView::OnKillFocus(wxFocusEvent& WXUNUSED(event))
373     {
374     // Workaround the kill focus event happening just after creation in wxGTK
375     if (wxGetLocalTime() > m_creationTime + 1)
376     m_parent->Close();
377     }
378     #endif // !wxUSE_POPUPWIN
379    
380     #endif // wxUSE_TIPWINDOW

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