/////////////////////////////////////////////////////////////////////////////
-// Name: msw/textctrl.cpp
+// Name: src/msw/textctrl.cpp
// Purpose: wxTextCtrl
// Author: Julian Smart
// Modified by:
#include "wx/app.h"
#include "wx/menu.h"
#include "wx/math.h"
+ #include "wx/module.h"
+ #include "wx/wxcrtvararg.h"
#endif
-#include "wx/module.h"
#include "wx/sysopt.h"
#if wxUSE_CLIPBOARD
#include "wx/msw/private.h"
#include "wx/msw/winundef.h"
+#include "wx/msw/mslu.h"
#include <string.h>
#include <stdlib.h>
#include <richedit.h>
#endif
+#endif // wxUSE_RICHEDIT
+
#include "wx/msw/missing.h"
-#endif // wxUSE_RICHEDIT
+#if wxUSE_DRAG_AND_DROP && wxUSE_RICHEDIT
+
+// dummy value used for m_dropTarget, different from any valid pointer value
+// (which are all even under Windows) and NULL
+static wxDropTarget *
+ wxRICHTEXT_DEFAULT_DROPTARGET = wx_reinterpret_cast(wxDropTarget *, 1);
+
+#endif // wxUSE_DRAG_AND_DROP && wxUSE_RICHEDIT
// ----------------------------------------------------------------------------
// private classes
UpdatesCountFilter(int& count)
: m_count(count)
{
- wxASSERT_MSG( m_count == -1, _T("wrong initial m_updatesCount value") );
+ wxASSERT_MSG( m_count == -1 || m_count == -2,
+ _T("wrong initial m_updatesCount value") );
- m_count = 0;
+ if (m_count != -2)
+ m_count = 0;
+ //else: we don't want to count how many update events we get as we're going
+ // to ignore all of them
}
~UpdatesCountFilter()
wxFLAGS_MEMBER(wxTE_CENTRE)
wxFLAGS_MEMBER(wxTE_RIGHT)
wxFLAGS_MEMBER(wxTE_DONTWRAP)
- wxFLAGS_MEMBER(wxTE_LINEWRAP)
+ wxFLAGS_MEMBER(wxTE_CHARWRAP)
wxFLAGS_MEMBER(wxTE_WORDWRAP)
wxEND_FLAGS( wxTextCtrlStyle )
wxCONSTRUCTOR_6( wxTextCtrl , wxWindow* , Parent , wxWindowID , Id , wxString , Value , wxPoint , Position , wxSize , Size , long , WindowStyle)
#else
-IMPLEMENT_DYNAMIC_CLASS(wxTextCtrl, wxControl)
+IMPLEMENT_DYNAMIC_CLASS(wxTextCtrl, wxTextCtrlBase)
#endif
-BEGIN_EVENT_TABLE(wxTextCtrl, wxControl)
+BEGIN_EVENT_TABLE(wxTextCtrl, wxTextCtrlBase)
EVT_CHAR(wxTextCtrl::OnChar)
EVT_DROP_FILES(wxTextCtrl::OnDropFiles)
wxTextCtrl::~wxTextCtrl()
{
+#if wxUSE_DRAG_AND_DROP && wxUSE_RICHEDIT
+ if ( m_dropTarget == wxRICHTEXT_DEFAULT_DROPTARGET )
+ {
+ // don't try to destroy this dummy pointer in the base class dtor
+ m_dropTarget = NULL;
+ }
+#endif // wxUSE_DRAG_AND_DROP && wxUSE_RICHEDIT
+
delete m_privateContextMenu;
}
-bool wxTextCtrl::Create(wxWindow *parent, wxWindowID id,
+bool wxTextCtrl::Create(wxWindow *parent,
+ wxWindowID id,
const wxString& value,
const wxPoint& pos,
const wxSize& size,
const wxValidator& validator,
const wxString& name)
{
-#ifdef __WXWINCE__
- if ((style & wxBORDER_MASK) == 0)
- style |= wxBORDER_SIMPLE;
-#endif
-
// base initialization
if ( !CreateControl(parent, id, pos, size, style, validator, name) )
return false;
+ if ( !MSWCreateText(value, pos, size) )
+ return false;
+
+#if wxUSE_DRAG_AND_DROP && wxUSE_RICHEDIT
+ if ( IsRich() )
+ {
+ // rich text controls have a default associated drop target which
+ // allows them to receive (rich) text dropped on them, which is nice,
+ // but prevents us from associating a user-defined drop target with
+ // them as we need to unregister the old one first
+ //
+ // to make it work, we set m_dropTarget to this special value initially
+ // and check for it in our SetDropTarget()
+ m_dropTarget = wxRICHTEXT_DEFAULT_DROPTARGET;
+ }
+#endif // wxUSE_DRAG_AND_DROP && wxUSE_RICHEDIT
+
+ return true;
+}
+
+// returns true if the platform should explicitly apply a theme border
+bool wxTextCtrl::CanApplyThemeBorder() const
+{
+#ifdef __WXWINCE__
+ return false;
+#else
+ // Standard text control already handles theming
+ return ((GetWindowStyle() & (wxTE_RICH|wxTE_RICH2)) != 0);
+#endif
+}
+
+bool wxTextCtrl::MSWCreateText(const wxString& value,
+ const wxPoint& pos,
+ const wxSize& size)
+{
// translate wxWin style flags to MSW ones
WXDWORD msStyle = MSWGetCreateWindowFlags();
#if defined(__POCKETPC__) || defined(__SMARTPHONE__)
// A control that capitalizes the first letter
- if (style & wxTE_CAPITALIZE)
+ if ( HasFlag(wxTE_CAPITALIZE) )
windowClass = wxT("CAPEDIT");
#endif
// found (or if msw.inkedit != 0 and the InkEd.dll is present).
// However, an application can veto ink edit controls by either specifying
// msw.inkedit = 0 or by removing wxTE_RICH[2] from the style.
-
+ //
if ((wxSystemSettings::HasFeature(wxSYS_TABLET_PRESENT) || wxSystemOptions::GetOptionInt(wxT("msw.inkedit")) != 0) &&
!(wxSystemOptions::HasOption(wxT("msw.inkedit")) && wxSystemOptions::GetOptionInt(wxT("msw.inkedit")) == 0))
{
if (wxRichEditModule::LoadInkEdit())
- {
- windowClass = INKEDIT_CLASS;
+ {
+ windowClass = INKEDIT_CLASS;
+
+#if wxUSE_INKEDIT && wxUSE_RICHEDIT
m_isInkEdit = 1;
-
+#endif
+
// Fake rich text version for other calls
m_verRichEdit = 2;
}
}
#endif
-
+
if (!IsInkEdit())
{
if ( m_verRichEdit == 2 )
- {
+ {
if ( wxRichEditModule::Load(wxRichEditModule::Version_41) )
{
// yes, class name for version 4.1 really is 5.0
m_verRichEdit = 0;
}
}
- } // !useInkEdit
+ } // !useInkEdit
}
#endif // wxUSE_RICHEDIT
valueWin = value;
}
- if ( !MSWCreateControl(windowClass, msStyle, pos, size, valueWin) )
+ if ( !MSWCreateControl(windowClass.wx_str(), msStyle, pos, size, valueWin) )
return false;
#if wxUSE_RICHEDIT
// Pass IEM_InsertText (0) as wParam, in order to have the ink always
// converted to text.
::SendMessage(GetHwnd(), EM_SETINKINSERTMODE, 0, 0);
-
+
// Make sure the mouse can be used for input
::SendMessage(GetHwnd(), EM_SETUSEMOUSEFORINPUT, 1, 0);
}
#endif
-
+
// enable the events we're interested in: we want to get EN_CHANGE as
// for the normal controls
LPARAM mask = ENM_CHANGE;
// Windows XP, so if we're sure it works correctly under other
// systems we could do this only for XP
SetSize(-1, 1); // 1 is small enough to force vert scrollbar
- SetSize(size);
+ SetInitialSize(size);
}
else if ( m_windowStyle & wxTE_AUTO_URL )
{
}
#endif // wxUSE_RICHEDIT
+#ifndef __WXWINCE__
+ // Without this, if we pass the size in the constructor and then don't change it,
+ // the themed borders will be drawn incorrectly.
+ SetWindowPos(GetHwnd(), NULL, 0, 0, 0, 0,
+ SWP_NOZORDER|SWP_NOMOVE|SWP_NOSIZE|SWP_NOACTIVATE|
+ SWP_FRAMECHANGED);
+#endif
+
return true;
}
{
long msStyle = wxControl::MSWGetStyle(style, exstyle);
- // styles which we alaways add by default
+ // styles which we always add by default
if ( style & wxTE_MULTILINE )
{
- wxASSERT_MSG( !(style & wxTE_PROCESS_ENTER),
- wxT("wxTE_PROCESS_ENTER style is ignored for multiline text controls (they always process it)") );
-
msStyle |= ES_MULTILINE | ES_WANTRETURN;
if ( !(style & wxTE_NO_VSCROLL) )
{
void wxTextCtrl::SetWindowStyleFlag(long style)
{
+ // changing the alignment of the control dynamically works under Win2003
+ // (but not older Windows version: it seems to work under some versions of
+ // XP but not other ones, and we have no way to determine it so be
+ // conservative here) and only for plain EDIT controls (not RICH ones) and
+ // we have to recreate the control to make it always work
+ if ( IsRich() || wxGetWinVersion() < wxWinVersion_2003 )
+ {
+ const long alignMask = wxTE_LEFT | wxTE_CENTRE | wxTE_RIGHT;
+ if ( (style & alignMask) != (GetWindowStyle() & alignMask) )
+ {
+ const wxString value = GetValue();
+ const wxPoint pos = GetPosition();
+ const wxSize size = GetSize();
+
+ // delete the old window
+ HWND hwnd = GetHwnd();
+ DissociateHandle();
+ ::DestroyWindow(hwnd);
+
+ // create the new one with the updated flags
+ m_windowStyle = style;
+ MSWCreateText(value, pos, size);
+
+ // and make sure it has the same attributes as before
+ if ( m_hasFont )
+ {
+ // calling SetFont(m_font) would do nothing as the code would
+ // notice that the font didn't change, so force it to believe
+ // that it did
+ wxFont font = m_font;
+ m_font = wxNullFont;
+ SetFont(font);
+ }
+
+ if ( m_hasFgCol )
+ {
+ wxColour colFg = m_foregroundColour;
+ m_foregroundColour = wxNullColour;
+ SetForegroundColour(colFg);
+ }
+
+ if ( m_hasBgCol )
+ {
+ wxColour colBg = m_backgroundColour;
+ m_backgroundColour = wxNullColour;
+ SetBackgroundColour(colBg);
+ }
+
+ // note that text styles are lost but this is probably not a big
+ // problem: if you use styles, you probably don't use nor change
+ // alignment flags anyhow
+
+ return;
+ }
+ }
+
#if wxUSE_RICHEDIT
// we have to deal with some styles separately because they can't be
// changed by simply calling SetWindowLong(GWL_STYLE) but can be changed
// set/get the controls text
// ----------------------------------------------------------------------------
+bool wxTextCtrl::IsEmpty() const
+{
+ // this is an optimization for multiline controls containing a lot of text
+ if ( IsMultiLine() && GetNumberOfLines() != 1 )
+ return false;
+
+ return wxTextCtrlBase::IsEmpty();
+}
+
wxString wxTextCtrl::GetValue() const
{
// range 0..-1 is special for GetRange() and means to retrieve all text
return str;
}
-void wxTextCtrl::SetValue(const wxString& value)
+void wxTextCtrl::DoSetValue(const wxString& value, int flags)
{
// if the text is long enough, it's faster to just set it instead of first
// comparing it with the old one (chances are that it will be different
// edit controls mostly)
if ( (value.length() > 0x400) || (value != GetValue()) )
{
- DoWriteText(value, false /* not selection only */);
+ DoWriteText(value, flags /* doesn't include SelectionOnly here */);
+
+ // mark the control as being not dirty - we changed its text, not the
+ // user
+ DiscardEdits();
// for compatibility, don't move the cursor when doing SetValue()
SetInsertionPoint(0);
}
else // same text
{
+ // still reset the modified flag even if the value didn't really change
+ // because now it comes from the program and not the user (and do it
+ // before generating the event so that the event handler could get the
+ // expected value from IsModified())
+ DiscardEdits();
+
// still send an event for consistency
- SendUpdateEvent();
+ if (flags & SetValue_SendEvent)
+ SendUpdateEvent();
}
-
- // we should reset the modified flag even if the value didn't really change
-
- // mark the control as being not dirty - we changed its text, not the
- // user
- DiscardEdits();
}
#if wxUSE_RICHEDIT && (!wxUSE_UNICODE || wxUSE_UNICODE_MSLU)
#else // !wxUSE_UNICODE_MSLU
wxCSConv conv(encoding);
- const size_t len = conv.MB2WC(NULL, value, value.length());
+ const size_t len = conv.MB2WC(NULL, value.mb_str(), value.length());
#if wxUSE_WCHAR_T
wxWCharBuffer wchBuf(len);
wchar_t *wpc = wchBuf;
#endif
- conv.MB2WC(wpc, value, value.length());
+ conv.MB2WC(wpc, value.mb_str(), value.length());
#endif // wxUSE_UNICODE_MSLU
// finally, stream it in the control
DoWriteText(value);
}
-void wxTextCtrl::DoWriteText(const wxString& value, bool selectionOnly)
+void wxTextCtrl::DoWriteText(const wxString& value, int flags)
{
+ bool selectionOnly = (flags & SetValue_SelectionOnly) != 0;
wxString valueDos;
if ( m_windowStyle & wxTE_MULTILINE )
valueDos = wxTextFile::Translate(value, wxTextFileType_Dos);
// we generate exactly one of them by ignoring all but the first one in
// SendUpdateEvent() and generating one ourselves if we hadn't got any
// notifications from Windows
+ if ( !(flags & SetValue_SendEvent) )
+ m_updatesCount = -2; // suppress any update event
+
UpdatesCountFilter ucf(m_updatesCount);
::SendMessage(GetHwnd(), selectionOnly ? EM_REPLACESEL : WM_SETTEXT,
// EM_REPLACESEL takes 1 to indicate the operation should be redoable
- selectionOnly ? 1 : 0, (LPARAM)valueDos.c_str());
+ selectionOnly ? 1 : 0, (LPARAM)valueDos.wx_str());
- if ( !ucf.GotUpdate() )
+ if ( !ucf.GotUpdate() && (flags & SetValue_SendEvent) )
{
SendUpdateEvent();
}
void wxTextCtrl::AppendText(const wxString& text)
{
- SetInsertionPointEnd();
-
- WriteText(text);
+ wxTextEntry::AppendText(text);
#if wxUSE_RICHEDIT
// don't do this if we're frozen, saves some time
{
::SetWindowText(GetHwnd(), wxEmptyString);
-#if wxUSE_RICHEDIT
- if ( !IsRich() )
-#endif // wxUSE_RICHEDIT
+ if ( IsMultiLine() && !IsRich() )
{
// rich edit controls send EN_UPDATE from WM_SETTEXT handler themselves
// but the normal ones don't -- make Clear() behaviour consistent by
// always sending this event
-
- // Windows already sends an update event for single-line
- // controls.
- if ( m_windowStyle & wxTE_MULTILINE )
- SendUpdateEvent();
+ SendUpdateEvent();
}
}
#endif // __WIN32__
-// ----------------------------------------------------------------------------
-// Clipboard operations
-// ----------------------------------------------------------------------------
-
-void wxTextCtrl::Copy()
-{
- if (CanCopy())
- {
- ::SendMessage(GetHwnd(), WM_COPY, 0, 0L);
- }
-}
-
-void wxTextCtrl::Cut()
-{
- if (CanCut())
- {
- ::SendMessage(GetHwnd(), WM_CUT, 0, 0L);
- }
-}
-
-void wxTextCtrl::Paste()
-{
- if (CanPaste())
- {
- ::SendMessage(GetHwnd(), WM_PASTE, 0, 0L);
- }
-}
-
-bool wxTextCtrl::HasSelection() const
-{
- long from, to;
- GetSelection(&from, &to);
- return from != to;
-}
-
-bool wxTextCtrl::CanCopy() const
-{
- // Can copy if there's a selection
- return HasSelection();
-}
-
-bool wxTextCtrl::CanCut() const
-{
- return CanCopy() && IsEditable();
-}
-
-bool wxTextCtrl::CanPaste() const
-{
- if ( !IsEditable() )
- return false;
-
-#if wxUSE_RICHEDIT
- if ( IsRich() )
- {
- UINT cf = 0; // 0 == any format
-
- return ::SendMessage(GetHwnd(), EM_CANPASTE, cf, 0) != 0;
- }
-#endif // wxUSE_RICHEDIT
-
- // Standard edit control: check for straight text on clipboard
- if ( !::OpenClipboard(GetHwndOf(wxTheApp->GetTopWindow())) )
- return false;
-
- bool isTextAvailable = ::IsClipboardFormatAvailable(CF_TEXT) != 0;
- ::CloseClipboard();
-
- return isTextAvailable;
-}
-
// ----------------------------------------------------------------------------
// Accessors
// ----------------------------------------------------------------------------
-void wxTextCtrl::SetEditable(bool editable)
-{
- HWND hWnd = GetHwnd();
- ::SendMessage(hWnd, EM_SETREADONLY, (WPARAM)!editable, (LPARAM)0L);
-}
-
-void wxTextCtrl::SetInsertionPoint(long pos)
-{
- DoSetSelection(pos, pos);
-}
-
void wxTextCtrl::SetInsertionPointEnd()
{
// we must not do anything if the caret is already there because calling
// if it doesn't actually move the caret anywhere and so the simple fact of
// doing it results in horrible flicker when appending big amounts of text
// to the control in a few chunks (see DoAddText() test in the text sample)
- if ( GetInsertionPoint() == GetLastPosition() )
+ const wxTextPos lastPosition = GetLastPosition();
+ if ( GetInsertionPoint() == lastPosition )
{
return;
}
- long pos;
-
-#if wxUSE_RICHEDIT
- if ( m_verRichEdit == 1 )
- {
- // we don't have to waste time calling GetLastPosition() in this case
- pos = -1;
- }
- else // !RichEdit 1.0
-#endif // wxUSE_RICHEDIT
- {
- pos = GetLastPosition();
- }
-
- SetInsertionPoint(pos);
+ SetInsertionPoint(lastPosition);
}
long wxTextCtrl::GetInsertionPoint() const
}
#endif // wxUSE_RICHEDIT
- DWORD Pos = (DWORD)::SendMessage(GetHwnd(), EM_GETSEL, 0, 0L);
- return Pos & 0xFFFF;
+ return wxTextEntry::GetInsertionPoint();
}
wxTextPos wxTextCtrl::GetLastPosition() const
{
- int numLines = GetNumberOfLines();
- long posStartLastLine = XYToPosition(0, numLines - 1);
+ if ( IsMultiLine() )
+ {
+ int numLines = GetNumberOfLines();
+ long posStartLastLine = XYToPosition(0, numLines - 1);
- long lenLastLine = GetLengthOfLineContainingPos(posStartLastLine);
+ long lenLastLine = GetLengthOfLineContainingPos(posStartLastLine);
- return posStartLastLine + lenLastLine;
+ return posStartLastLine + lenLastLine;
+ }
+
+ return wxTextEntry::GetLastPosition();
}
// If the return values from and to are the same, there is no
// selection.
-void wxTextCtrl::GetSelection(long* from, long* to) const
+void wxTextCtrl::GetSelection(long *from, long *to) const
{
#if wxUSE_RICHEDIT
if ( IsRich() )
else
#endif // !wxUSE_RICHEDIT
{
- DWORD dwStart, dwEnd;
- ::SendMessage(GetHwnd(), EM_GETSEL, (WPARAM)&dwStart, (LPARAM)&dwEnd);
-
- *from = dwStart;
- *to = dwEnd;
+ wxTextEntry::GetSelection(from, to);
}
}
-bool wxTextCtrl::IsEditable() const
-{
- // strangely enough, we may be called before the control is created: our
- // own Create() calls MSWGetStyle() which calls AcceptsFocus() which calls
- // us
- if ( !m_hWnd )
- return true;
-
- long style = ::GetWindowLong(GetHwnd(), GWL_STYLE);
-
- return (style & ES_READONLY) == 0;
-}
-
// ----------------------------------------------------------------------------
// selection
// ----------------------------------------------------------------------------
-void wxTextCtrl::SetSelection(long from, long to)
-{
- // if from and to are both -1, it means (in wxWidgets) that all text should
- // be selected - translate into Windows convention
- if ( (from == -1) && (to == -1) )
- {
- from = 0;
- to = -1;
- }
-
- DoSetSelection(from, to);
-}
-
-void wxTextCtrl::DoSetSelection(long from, long to, bool scrollCaret)
+void wxTextCtrl::DoSetSelection(long from, long to, int flags)
{
HWND hWnd = GetHwnd();
CHARRANGE range;
range.cpMin = from;
range.cpMax = to;
- ::SendMessage(hWnd, EM_EXSETSEL, 0, (LPARAM) &range);
+ ::SendMessage(hWnd, EM_EXSETSEL, 0, (LPARAM)&range);
}
else
#endif // wxUSE_RICHEDIT
{
- ::SendMessage(hWnd, EM_SETSEL, (WPARAM)from, (LPARAM)to);
+ ::SendMessage(hWnd, EM_SETSEL, from, to);
}
- if ( scrollCaret && !IsFrozen() )
+ if ( (flags & SetSel_Scroll) && !IsFrozen() )
{
#if wxUSE_RICHEDIT
// richedit 3.0 (i.e. the version living in riched20.dll distributed
}
#endif // wxUSE_RICHEDIT
- ::SendMessage(hWnd, EM_SCROLLCARET, (WPARAM)0, (LPARAM)0);
+ ::SendMessage(hWnd, EM_SCROLLCARET, 0, (LPARAM)0);
#if wxUSE_RICHEDIT
// restore ECO_NOHIDESEL if we changed it
// Working with files
// ----------------------------------------------------------------------------
-bool wxTextCtrl::LoadFile(const wxString& file)
+bool wxTextCtrl::DoLoadFile(const wxString& file, int fileType)
{
- if ( wxTextCtrlBase::LoadFile(file) )
+ if ( wxTextCtrlBase::DoLoadFile(file, fileType) )
{
// update the size limit if needed
AdjustSpaceLimit();
}
// ----------------------------------------------------------------------------
-// Editing
+// dirty status
// ----------------------------------------------------------------------------
-void wxTextCtrl::Replace(long from, long to, const wxString& value)
-{
- // Set selection and remove it
- DoSetSelection(from, to, false /* don't scroll caret into view */);
-
- DoWriteText(value, true /* selection only */);
-}
-
-void wxTextCtrl::Remove(long from, long to)
-{
- Replace(from, to, wxEmptyString);
-}
-
bool wxTextCtrl::IsModified() const
{
return ::SendMessage(GetHwnd(), EM_GETMODIFY, 0, 0) != 0;
void wxTextCtrl::MarkDirty()
{
- ::SendMessage(GetHwnd(), EM_SETMODIFY, TRUE, 0L);
+ ::SendMessage(GetHwnd(), EM_SETMODIFY, TRUE, 0);
}
void wxTextCtrl::DiscardEdits()
{
- ::SendMessage(GetHwnd(), EM_SETMODIFY, FALSE, 0L);
-}
-
-int wxTextCtrl::GetNumberOfLines() const
-{
- return (int)::SendMessage(GetHwnd(), EM_GETLINECOUNT, (WPARAM)0, (LPARAM)0);
+ ::SendMessage(GetHwnd(), EM_SETMODIFY, FALSE, 0);
}
// ----------------------------------------------------------------------------
// Positions <-> coords
// ----------------------------------------------------------------------------
+int wxTextCtrl::GetNumberOfLines() const
+{
+ return (int)::SendMessage(GetHwnd(), EM_GETLINECOUNT, 0, 0);
+}
+
long wxTextCtrl::XYToPosition(long x, long y) const
{
// This gets the char index for the _beginning_ of this line
- long charIndex = ::SendMessage(GetHwnd(), EM_LINEINDEX, (WPARAM)y, (LPARAM)0);
+ long charIndex = ::SendMessage(GetHwnd(), EM_LINEINDEX, y, 0);
return charIndex + x;
}
#if wxUSE_RICHEDIT
if ( IsRich() )
{
- lineNo = ::SendMessage(hWnd, EM_EXLINEFROMCHAR, 0, (LPARAM)pos);
+ lineNo = ::SendMessage(hWnd, EM_EXLINEFROMCHAR, 0, pos);
}
else
#endif // wxUSE_RICHEDIT
{
- lineNo = ::SendMessage(hWnd, EM_LINEFROMCHAR, (WPARAM)pos, 0);
+ lineNo = ::SendMessage(hWnd, EM_LINEFROMCHAR, pos, 0);
}
if ( lineNo == -1 )
}
// This gets the char index for the _beginning_ of this line
- long charIndex = ::SendMessage(hWnd, EM_LINEINDEX, (WPARAM)lineNo, (LPARAM)0);
+ long charIndex = ::SendMessage(hWnd, EM_LINEINDEX, lineNo, 0);
if ( charIndex == -1 )
{
return false;
// Is this where scrolling is relative to - the line containing the caret?
// Or is the first visible line??? Try first visible line.
-// int currentLineLineNo1 = (int)::SendMessage(hWnd, EM_LINEFROMCHAR, (WPARAM)-1, (LPARAM)0L);
+// int currentLineLineNo1 = (int)::SendMessage(hWnd, EM_LINEFROMCHAR, -1, 0L);
- int currentLineLineNo = (int)::SendMessage(hWnd, EM_GETFIRSTVISIBLELINE, (WPARAM)0, (LPARAM)0L);
+ int currentLineLineNo = (int)::SendMessage(hWnd, EM_GETFIRSTVISIBLELINE, 0, 0);
- int specifiedLineLineNo = (int)::SendMessage(hWnd, EM_LINEFROMCHAR, (WPARAM)pos, (LPARAM)0L);
+ int specifiedLineLineNo = (int)::SendMessage(hWnd, EM_LINEFROMCHAR, pos, 0);
int linesToScroll = specifiedLineLineNo - currentLineLineNo;
if (linesToScroll != 0)
- (void)::SendMessage(hWnd, EM_LINESCROLL, (WPARAM)0, (LPARAM)linesToScroll);
+ ::SendMessage(hWnd, EM_LINESCROLL, 0, linesToScroll);
}
long wxTextCtrl::GetLengthOfLineContainingPos(long pos) const
{
- return ::SendMessage(GetHwnd(), EM_LINELENGTH, (WPARAM)pos, 0);
+ return ::SendMessage(GetHwnd(), EM_LINELENGTH, pos, 0);
}
int wxTextCtrl::GetLineLength(long lineNo) const
// should never see it
if ( buf[len - 2] == _T('\r') && buf[len - 1] == _T('\n') )
{
+ // richedit 1.0 uses "\r\n" as line terminator, so remove "\r"
+ // here and "\n" below
buf[len - 2] = _T('\n');
len--;
}
+ else if ( buf[len - 1] == _T('\r') )
+ {
+ // richedit 2.0+ uses only "\r", replace it with "\n"
+ buf[len - 1] = _T('\n');
+ }
}
#endif // wxUSE_RICHEDIT
else
#endif // wxUSE_RICHEDIT
{
- if ( len >= 0xffff )
- {
- // this will set it to a platform-dependent maximum (much more
- // than 64Kb under NT)
- len = 0;
- }
-
- ::SendMessage(GetHwnd(), EM_LIMITTEXT, len, 0);
+ wxTextEntry::SetMaxLength(len);
}
}
// Undo/redo
// ----------------------------------------------------------------------------
-void wxTextCtrl::Undo()
-{
- if (CanUndo())
- {
- ::SendMessage(GetHwnd(), EM_UNDO, 0, 0);
- }
-}
-
void wxTextCtrl::Redo()
{
- if (CanRedo())
- {
#if wxUSE_RICHEDIT
- if (GetRichVersion() > 1)
- ::SendMessage(GetHwnd(), EM_REDO, 0, 0);
- else
-#endif
- // Same as Undo, since Undo undoes the undo, i.e. a redo.
- ::SendMessage(GetHwnd(), EM_UNDO, 0, 0);
+ if ( GetRichVersion() > 1 )
+ {
+ ::SendMessage(GetHwnd(), EM_REDO, 0, 0);
+ return;
}
-}
+#endif // wxUSE_RICHEDIT
-bool wxTextCtrl::CanUndo() const
-{
- return ::SendMessage(GetHwnd(), EM_CANUNDO, 0, 0) != 0;
+ wxTextEntry::Redo();
}
bool wxTextCtrl::CanRedo() const
{
#if wxUSE_RICHEDIT
- if (GetRichVersion() > 1)
+ if ( GetRichVersion() > 1 )
return ::SendMessage(GetHwnd(), EM_CANREDO, 0, 0) != 0;
- else
-#endif
- return ::SendMessage(GetHwnd(), EM_CANUNDO, 0, 0) != 0;
+#endif // wxUSE_RICHEDIT
+
+ return wxTextEntry::CanRedo();
}
// ----------------------------------------------------------------------------
if ( !(show ? ::ShowCaret(GetHwnd()) : ::HideCaret(GetHwnd())) )
{
// not an error, may simply indicate that it's not shown/hidden
- // yet (i.e. it had been hidden/showh 2 times before)
+ // yet (i.e. it had been hidden/shown 2 times before)
return false;
}
}
// ----------------------------------------------------------------------------
-// implemenation details
+// implementation details
// ----------------------------------------------------------------------------
void wxTextCtrl::Command(wxCommandEvent & event)
// kbd input processing
// ----------------------------------------------------------------------------
-bool wxTextCtrl::MSWShouldPreProcessMessage(WXMSG* pMsg)
+bool wxTextCtrl::MSWShouldPreProcessMessage(WXMSG* msg)
{
- MSG *msg = (MSG *)pMsg;
-
// check for our special keys here: if we don't do it and the parent frame
// uses them as accelerators, they wouldn't work at all, so we disable
// usual preprocessing for them
if ( msg->message == WM_KEYDOWN )
{
- WORD vkey = (WORD) msg->wParam;
- if ( (HIWORD(msg->lParam) & KF_ALTDOWN) == KF_ALTDOWN )
+ const WPARAM vkey = msg->wParam;
+ if ( HIWORD(msg->lParam) & KF_ALTDOWN )
{
+ // Alt-Backspace is accelerator for "Undo"
if ( vkey == VK_BACK )
return false;
}
// fall through
case 0:
+ if ( IsMultiLine() && vkey == VK_RETURN )
+ return false;
+ // fall through
case 2:
break;
}
}
- return wxControl::MSWShouldPreProcessMessage(pMsg);
+ return wxControl::MSWShouldPreProcessMessage(msg);
}
void wxTextCtrl::OnChar(wxKeyEvent& event)
switch ( event.GetKeyCode() )
{
case WXK_RETURN:
- if ( !HasFlag(wxTE_MULTILINE) )
{
wxCommandEvent event(wxEVT_COMMAND_TEXT_ENTER, m_windowId);
InitCommandEvent(event);
event.SetString(GetValue());
if ( GetEventHandler()->ProcessEvent(event) )
+ if ( !HasFlag(wxTE_MULTILINE) )
return;
+ //else: multiline controls need Enter for themselves
}
- //else: multiline controls need Enter for themselves
-
break;
case WXK_TAB:
{
WXLRESULT lRc = wxTextCtrlBase::MSWWindowProc(nMsg, wParam, lParam);
- if ( nMsg == WM_GETDLGCODE )
+ switch ( nMsg )
{
- // we always want the chars and the arrows: the arrows for navigation
- // and the chars because we want Ctrl-C to work even in a read only
- // control
- long lDlgCode = DLGC_WANTCHARS | DLGC_WANTARROWS;
+ case WM_GETDLGCODE:
+ {
+ // we always want the chars and the arrows: the arrows for
+ // navigation and the chars because we want Ctrl-C to work even
+ // in a read only control
+ long lDlgCode = DLGC_WANTCHARS | DLGC_WANTARROWS;
- if ( IsEditable() )
- {
- // we may have several different cases:
- // 1. normal case: both TAB and ENTER are used for dlg navigation
- // 2. ctrl which wants TAB for itself: ENTER is used to pass to the
- // next control in the dialog
- // 3. ctrl which wants ENTER for itself: TAB is used for dialog
- // navigation
- // 4. ctrl which wants both TAB and ENTER: Ctrl-ENTER is used to go
- // to the next control
-
- // the multiline edit control should always get <Return> for itself
- if ( HasFlag(wxTE_PROCESS_ENTER) || HasFlag(wxTE_MULTILINE) )
- lDlgCode |= DLGC_WANTMESSAGE;
-
- if ( HasFlag(wxTE_PROCESS_TAB) )
- lDlgCode |= DLGC_WANTTAB;
-
- lRc |= lDlgCode;
- }
- else // !editable
- {
- // NB: use "=", not "|=" as the base class version returns the
- // same flags is this state as usual (i.e. including
- // DLGC_WANTMESSAGE). This is strange (how does it work in the
- // native Win32 apps?) but for now live with it.
- lRc = lDlgCode;
- }
+ if ( IsEditable() )
+ {
+ // we may have several different cases:
+ // 1. normal: both TAB and ENTER are used for navigation
+ // 2. ctrl wants TAB for itself: ENTER is used to pass to
+ // the next control in the dialog
+ // 3. ctrl wants ENTER for itself: TAB is used for dialog
+ // navigation
+ // 4. ctrl wants both TAB and ENTER: Ctrl-ENTER is used to
+ // go to the next control (we need some way to do it)
+
+ // multiline controls should always get ENTER for themselves
+ if ( HasFlag(wxTE_PROCESS_ENTER) || HasFlag(wxTE_MULTILINE) )
+ lDlgCode |= DLGC_WANTMESSAGE;
+
+ if ( HasFlag(wxTE_PROCESS_TAB) )
+ lDlgCode |= DLGC_WANTTAB;
+
+ lRc |= lDlgCode;
+ }
+ else // !editable
+ {
+ // NB: use "=", not "|=" as the base class version returns
+ // the same flags is this state as usual (i.e.
+ // including DLGC_WANTMESSAGE). This is strange (how
+ // does it work in the native Win32 apps?) but for now
+ // live with it.
+ lRc = lDlgCode;
+ }
+ }
+ break;
+
+ case WM_CUT:
+ case WM_COPY:
+ case WM_PASTE:
+ if ( HandleClipboardEvent(nMsg) )
+ lRc = 0;
+ break;
}
return lRc;
// we hadn't updated the control ourselves, this event comes from
// the user, don't need to ignore it nor update the count
break;
- }
- wxCommandEvent event(wxEVT_COMMAND_TEXT_UPDATED, GetId());
- InitCommandEvent(event);
+ case -2:
+ // the control was updated programmatically and we do NOT want to
+ // send events
+ return false;
+ }
- return ProcessCommand(event);
+ return SendTextUpdatedEvent();
}
bool wxTextCtrl::MSWCommand(WXUINT param, WXWORD WXUNUSED(id))
return true;
}
-bool wxTextCtrl::AcceptsFocus() const
+bool wxTextCtrl::AcceptsFocusFromKeyboard() const
{
// we don't want focus if we can't be edited unless we're a multiline
// control because then it might be still nice to get focus from keyboard
return wxTextCtrlBase::MSWOnNotify(idCtrl, lParam, result);
}
+#if wxUSE_DRAG_AND_DROP
+
+void wxTextCtrl::SetDropTarget(wxDropTarget *dropTarget)
+{
+ if ( m_dropTarget == wxRICHTEXT_DEFAULT_DROPTARGET )
+ {
+ // get rid of the built-in drop target
+ ::RevokeDragDrop(GetHwnd());
+ m_dropTarget = NULL;
+ }
+
+ wxTextCtrlBase::SetDropTarget(dropTarget);
+}
+
+#endif // wxUSE_DRAG_AND_DROP
+
// ----------------------------------------------------------------------------
// colour setting for the rich edit controls
// ----------------------------------------------------------------------------
// styling support for rich edit controls
// ----------------------------------------------------------------------------
-#if wxUSE_RICHEDIT
-
bool wxTextCtrl::SetStyle(long start, long end, const wxTextAttr& style)
{
if ( !IsRich() )
if ( changeSel )
{
- DoSetSelection(start, end, false /* don't scroll caret into view */);
+ DoSetSelection(start, end, SetSel_NoScroll);
}
// initialize CHARFORMAT struct
// the real height in twips and not the negative number which
// wxFillLogFont() returns (this is correct in general and works with
// the Windows font mapper, but not here)
+
+ wxFont font(style.GetFont());
+
LOGFONT lf;
- wxFillLogFont(&lf, &style.GetFont());
- cf.yHeight = 20*style.GetFont().GetPointSize(); // 1 pt = 20 twips
+ wxFillLogFont(&lf, &font);
+ cf.yHeight = 20*font.GetPointSize(); // 1 pt = 20 twips
cf.bCharSet = lf.lfCharSet;
cf.bPitchAndFamily = lf.lfPitchAndFamily;
wxStrncpy( cf.szFaceName, lf.lfFaceName, WXSIZEOF(cf.szFaceName) );
}
}
- if (pf.dwMask != 0)
+#if wxUSE_RICHEDIT2
+ if ( m_verRichEdit > 1 )
+ {
+ if ( wxTheApp->GetLayoutDirection() == wxLayout_RightToLeft )
+ {
+ // Use RTL paragraphs in RTL mode to get proper layout
+ pf.dwMask |= PFM_RTLPARA;
+ pf.wEffects |= PFE_RTLPARA;
+ }
+ }
+#endif // wxUSE_RICHEDIT2
+
+ if ( pf.dwMask )
{
// do format the selection
bool ok = ::SendMessage(GetHwnd(), EM_SETPARAFORMAT,
- 0, (LPARAM) &pf) != 0;
+ 0, (LPARAM) &pf) != 0;
if ( !ok )
{
wxLogDebug(_T("SendMessage(EM_SETPARAFORMAT, 0) failed"));
if ( changeSel )
{
// restore the original selection
- DoSetSelection(startOld, endOld, false);
+ DoSetSelection(startOld, endOld, SetSel_NoScroll);
}
return ok;
if ( changeSel )
{
- DoSetSelection(position, position+1, false /* don't scroll caret into view */);
+ DoSetSelection(position, position + 1, SetSel_NoScroll);
}
// get the selection formatting
if ( changeSel )
{
// restore the original selection
- DoSetSelection(startOld, endOld, false);
+ DoSetSelection(startOld, endOld, SetSel_NoScroll);
}
return true;
}
-#endif
-
// ----------------------------------------------------------------------------
// wxRichEditModule
// ----------------------------------------------------------------------------
static bool ms_inkEditLibLoadAttemped;
if (ms_inkEditLibLoadAttemped)
ms_inkEditLib.IsLoaded();
-
+
ms_inkEditLibLoadAttemped = true;
-
+
wxLogNull logNull;
return ms_inkEditLib.Load(wxT("inked"));
}
-#endif
+#endif // wxUSE_INKEDIT
#endif // wxUSE_RICHEDIT
projects / wxWidgets.git / blobdiff