#include <wx/wx.h>Go to the source code of this file.
Functions | |
| wxWindow * | wxChildWindowFromPoint (wxWindow *win, const wxPoint &pt, bool hidden=true, int depth=1) |
| wxWindow * | wxChildWindowFromPoint (const wxPoint &pt, bool hidden=true, int depth=1) |
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Definition at line 106 of file cwfrompoint.cpp. 00107 { 00108 // Go backwards through the list since windows 00109 // on top are likely to have been appended most 00110 // recently. 00111 wxWindowList::compatibility_iterator node = wxTopLevelWindows.GetLast(); 00112 while (node) 00113 { 00114 wxWindow* win = node->GetData(); 00115 wxWindow* found = wxChildWindowFromPoint(win, pt, hidden, depth); 00116 if (found) 00117 return found; 00118 node = node->GetPrevious(); 00119 } 00120 return NULL; 00121 }
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Definition at line 34 of file cwfrompoint.cpp. 00035 { 00036 bool shown = win->IsShown(); 00037 00038 if (win->IsKindOf(CLASSINFO(wxMDIChildFrame))) 00039 { 00040 wxWindow * pParent=win; 00041 // Look for a wxMDIParentFrame 00042 while ((pParent = /*assignment*/ pParent->GetParent()) && !(pParent->IsKindOf(CLASSINFO(wxMDIParentFrame)))) {} 00043 if (pParent) 00044 { 00045 // If this isn't the active child, then treat it as if it was hidden. 00046 if (((wxMDIParentFrame *)pParent)->GetActiveChild() != win) 00047 shown=FALSE; 00048 } 00049 } 00050 00051 if (!(hidden || shown)) 00052 return NULL; 00053 00054 // Hack for wxNotebook case: at least in wxGTK, all pages 00055 // claim to be shown, so we must only deal with the selected one. 00056 #if wxUSE_NOTEBOOK 00057 // If depth is >0, we want to descend as we have more searching to do. If depth 00058 // is negative, that means descend to infinite depth. So don't descend if depth 00059 // is exactly zero 00060 if (depth && (win->IsKindOf(CLASSINFO(wxNotebook)))) 00061 { 00062 wxNotebook* nb = (wxNotebook*) win; 00063 int sel = nb->GetSelection(); 00064 if (sel >= 0) 00065 { 00066 wxWindow* child = nb->GetPage(sel); 00067 wxWindow* foundWin = wxChildWindowFromPoint(child, pt, hidden, (depth<0)?depth:depth-1); 00068 if (foundWin) 00069 return foundWin; 00070 } 00071 } 00072 #endif 00073 00074 // If depth is >0, we want to descend as we have more searching to do. If depth 00075 // is negative, that means descend to infinite depth. So don't descend if depth 00076 // is exactly zero 00077 if (depth) 00078 { 00079 wxWindowList::compatibility_iterator node = win->GetChildren().GetLast(); 00080 while (node) 00081 { 00082 wxWindow* child = node->GetData(); 00083 wxWindow* foundWin = wxChildWindowFromPoint(child, pt, hidden, (depth<0)?depth:depth-1); 00084 if (foundWin) 00085 return foundWin; 00086 node = node->GetPrevious(); 00087 } 00088 } 00089 00090 wxPoint pos = win->GetPosition(); 00091 wxSize sz = win->GetSize(); 00092 if (win->GetParent() && !win->IsTopLevel()) // Do not translate coords in TLWs as they are already screen coords 00093 { 00094 pos = win->GetParent()->ClientToScreen(pos); 00095 } 00096 00097 wxRect rect(pos, sz); 00098 if (rect.Inside(pt)) 00099 return win; 00100 else 00101 return NULL; 00102 }
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1.4.4