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more work on horz textctrl scrolling

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git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/branches/wxUNIVERSAL@8412 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
This commit is contained in:
Vadim Zeitlin
2000-09-25 00:20:56 +00:00
parent b5366def43
commit dd27aca4ee
6 changed files with 275 additions and 151 deletions
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48
include/wx/univ/textctrl.h
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@@ -56,6 +56,17 @@ class WXDLLEXPORT wxCaret;
#define wxACTION_TEXT_SEL_WORD _T("wordsel")
#define wxACTION_TEXT_SEL_LINE _T("linesel")
// ----------------------------------------------------------------------------
// wxTextCtrl::HitTest return values
// ----------------------------------------------------------------------------
enum wxTextCtrlHitTestResult
{
wxTE_HT_BEFORE = -1,
wxTE_HT_ON_TEXT,
wxTE_HT_AFTER
};
// ----------------------------------------------------------------------------
// wxTextCtrl
// ----------------------------------------------------------------------------
@@ -170,13 +181,31 @@ public:
void RemoveSelection();
wxString GetSelectionText() const;
// find the character at this position, return TRUE if the character is
// really there or FALSE if it the position is beyond the end of line/text
// and the returned character is the last one
bool HitTest(const wxPoint& pt, long *col, long *row) const;
// find the character at this position, return 0 if the character is
// really there, -1 if the point is before the beginning of the text/line
// and the returned character is the first one to follow it or +1 if it the
// position is beyond the end of line/text and the returned character is
// the last one
//
// NB: pt is in device coords (not adjusted for the client area origin nor
// for the scrolling)
wxTextCtrlHitTestResult HitTest(const wxPoint& pt,
long *col, long *row) const;
// scroll the window horizontally
void ScrollText(wxCoord x);
// find the character at this position in the given line, return value as
// for HitTest()
//
// NB: x is the logical coord (client and unscrolled)
wxTextCtrlHitTestResult HitTestLine(const wxString& line,
wxCoord x,
long *colOut) const;
// bring the given position into view
void ShowHorzPosition(wxCoord pos);
// scroll the window horizontally so that the first character shown is in
// position pos
void ScrollText(long col);
// adjust the DC for horz text control scrolling too
virtual void DoPrepareDC(wxDC& dc);
@@ -220,8 +249,8 @@ protected:
// get the extent (width) of the text
wxCoord GetTextWidth(const wxString& text) const;
// refresh the text in the given range (in client coords) of this line
void RefreshLine(long line, wxCoord from, wxCoord to);
// refresh the text in the given range (in text coords) of this line
void RefreshLine(long line, long from, long to);
// get the text to show: either the text itself or the text replaced with
// starts for wxTE_PASSWORD control
@@ -261,7 +290,8 @@ private:
wxRect m_rectText;
// for the controls without horz scrollbar: the offset by which the window
// is scrolled to the right
// is scrolled to the right and the first visible position
long m_colStart;
wxCoord m_ofsHorz;
DECLARE_EVENT_TABLE()