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Add wxTextCtrl::PositionToCoords() functions for wxMSW and wxGTK.

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The new method allows to find the coordinates in pixels of the given character
in a text control.

Closes #13221.

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@68450 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
This commit is contained in:
Vadim Zeitlin
2011-07-29 15:11:54 +00:00
parent d298f18ffb
commit 6ce832135e
10 changed files with 304 additions and 0 deletions
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20
samples/text/text.cpp
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@@ -128,6 +128,7 @@ public:
void DoSelectText();
void DoMoveToEndOfText();
void DoMoveToEndOfEntry();
void DoGetWindowCoordinates();
// return true if currently text control has any selection
bool HasSelection() const
@@ -217,6 +218,10 @@ public:
void OnMoveToEndOfText( wxCommandEvent& WXUNUSED(event) )
{ m_panel->DoMoveToEndOfText(); }
void OnGetWindowCoordinates( wxCommandEvent& WXUNUSED(event) )
{ m_panel->DoGetWindowCoordinates(); }
void OnMoveToEndOfEntry( wxCommandEvent& WXUNUSED(event) )
{ m_panel->DoMoveToEndOfEntry(); }
@@ -415,6 +420,7 @@ enum
TEXT_ADD_FREEZE,
TEXT_ADD_LINE,
TEXT_MOVE_ENDTEXT,
TEXT_GET_WINDOW_COORD,
TEXT_MOVE_ENDENTRY,
TEXT_SET_EDITABLE,
TEXT_SET_ENABLED,
@@ -513,6 +519,7 @@ bool MyApp::OnInit()
menuText->Append(TEXT_LINE_UP, wxT("Scroll text one line up"));
menuText->Append(TEXT_PAGE_DOWN, wxT("Scroll text one page down"));
menuText->Append(TEXT_PAGE_UP, wxT("Scroll text one page up"));
menuText->Append(TEXT_GET_WINDOW_COORD, wxT("Get window coordinates"));
menuText->AppendSeparator();
menuText->Append(TEXT_GET_LINE, wxT("Get the text of a line of the tabbed multiline"));
menuText->Append(TEXT_GET_LINELENGTH, wxT("Get the length of a line of the tabbed multiline"));
@@ -1318,6 +1325,18 @@ void MyPanel::DoMoveToEndOfText()
m_multitext->SetFocus();
}
void MyPanel::DoGetWindowCoordinates()
{
wxTextCtrl * const text = GetFocusedText();
const wxPoint pt0 = text->PositionToCoords(0);
const wxPoint ptCur = text->PositionToCoords(text->GetInsertionPoint());
*m_log << "Current position coordinates: "
"(" << ptCur.x << ", " << ptCur.y << "), "
"first position coordinates: "
"(" << pt0.x << ", " << pt0.y << ")\n";
}
void MyPanel::DoMoveToEndOfEntry()
{
m_text->SetInsertionPointEnd();
@@ -1380,6 +1399,7 @@ BEGIN_EVENT_TABLE(MyFrame, wxFrame)
EVT_MENU(TEXT_ADD_FREEZE, MyFrame::OnAddTextFreeze)
EVT_MENU(TEXT_ADD_LINE, MyFrame::OnAddTextLine)
EVT_MENU(TEXT_MOVE_ENDTEXT, MyFrame::OnMoveToEndOfText)
EVT_MENU(TEXT_GET_WINDOW_COORD, MyFrame::OnGetWindowCoordinates)
EVT_MENU(TEXT_MOVE_ENDENTRY, MyFrame::OnMoveToEndOfEntry)
EVT_MENU(TEXT_SET_EDITABLE, MyFrame::OnSetEditable)