]> git.saurik.com Git - wxWidgets.git/blobdiff - src/stc/ScintillaWX.cpp
correct access for virtual
[wxWidgets.git] / src / stc / ScintillaWX.cpp
index 796f06e0c8f03ac927b8e2fa36f0763a9d507fbb..df2f36e343eb2b0f238b75edd793a9fe15795669 100644 (file)
 // Licence:     wxWindows license
 /////////////////////////////////////////////////////////////////////////////
 
+#include "wx/wx.h"
+#include "wx/textbuf.h"
+#include "wx/dataobj.h"
+#include "wx/clipbrd.h"
+#include "wx/dnd.h"
 
 #include "ScintillaWX.h"
 #include "ExternalLexer.h"
 #include "wx/stc/stc.h"
 #include "PlatWX.h"
-#include <wx/textbuf.h>
+
+#ifdef __WXMSW__
+    // GetHwndOf()
+    #include "wx/msw/private.h"
+#endif
 
 //----------------------------------------------------------------------
 // Helper classes
@@ -40,6 +49,21 @@ private:
 
 
 #if wxUSE_DRAG_AND_DROP
+class wxStartDragTimer : public wxTimer {
+public:
+    wxStartDragTimer(ScintillaWX* swx) {
+        this->swx = swx;
+    }
+
+    void Notify() {
+        swx->DoStartDrag();
+    }
+
+private:
+    ScintillaWX* swx;
+};
+
+
 bool wxSTCDropTarget::OnDropText(wxCoord x, wxCoord y, const wxString& data) {
     return swx->DoDropText(x, y, data);
 }
@@ -55,7 +79,7 @@ wxDragResult  wxSTCDropTarget::OnDragOver(wxCoord x, wxCoord y, wxDragResult def
 void  wxSTCDropTarget::OnLeave() {
     swx->DoDragLeave();
 }
-#endif
+#endif // wxUSE_DRAG_AND_DROP
 
 
 #if wxUSE_POPUPWIN && wxSTC_USE_POPUP
@@ -145,6 +169,7 @@ END_EVENT_TABLE()
 
 //----------------------------------------------------------------------
 
+#if wxUSE_DATAOBJ
 static wxTextFileType wxConvertEOLMode(int scintillaMode)
 {
     wxTextFileType type;
@@ -168,6 +193,7 @@ static wxTextFileType wxConvertEOLMode(int scintillaMode)
     }
     return type;
 }
+#endif // wxUSE_DATAOBJ
 
 
 //----------------------------------------------------------------------
@@ -181,10 +207,21 @@ ScintillaWX::ScintillaWX(wxStyledTextCtrl* win) {
     stc   = win;
     wheelRotation = 0;
     Initialise();
+#ifdef __WXMSW__
+    sysCaretBitmap = 0;
+    sysCaretWidth = 0;
+    sysCaretHeight = 0;
+#endif
+#if wxUSE_DRAG_AND_DROP
+    startDragTimer = new wxStartDragTimer(this);
+#endif // wxUSE_DRAG_AND_DROP
 }
 
 
 ScintillaWX::~ScintillaWX() {
+#if wxUSE_DRAG_AND_DROP
+    delete startDragTimer;
+#endif // wxUSE_DRAG_AND_DROP
     Finalise();
 }
 
@@ -198,7 +235,7 @@ void ScintillaWX::Initialise() {
     dropTarget = new wxSTCDropTarget;
     dropTarget->SetScintilla(this);
     stc->SetDropTarget(dropTarget);
-#endif
+#endif // wxUSE_DRAG_AND_DROP
 #ifdef __WXMAC__
     vs.extraFontFlag = false;  // UseAntiAliasing
 #else
@@ -211,10 +248,20 @@ void ScintillaWX::Finalise() {
     ScintillaBase::Finalise();
     SetTicking(false);
     SetIdle(false);
+    DestroySystemCaret();
 }
 
 
 void ScintillaWX::StartDrag() {
+#if wxUSE_DRAG_AND_DROP
+    // We defer the starting of the DnD, otherwise the LeftUp of a normal
+    // click could be lost and the STC will think it is doing a DnD when the
+    // user just wanted a normal click.
+    startDragTimer->Start(200, true);
+#endif // wxUSE_DRAG_AND_DROP
+}
+
+void ScintillaWX::DoStartDrag() {
 #if wxUSE_DRAG_AND_DROP
     wxString dragText = stc2wx(drag.s, drag.len);
 
@@ -228,7 +275,7 @@ void ScintillaWX::StartDrag() {
     stc->GetEventHandler()->ProcessEvent(evt);
     dragText = evt.GetDragText();
 
-    if (dragText.Length()) {
+    if (dragText.length()) {
         wxDropSource        source(stc);
         wxTextDataObject    data(dragText);
         wxDragResult        result;
@@ -241,7 +288,7 @@ void ScintillaWX::StartDrag() {
         inDragDrop = false;
         SetDragPosition(invalidPosition);
     }
-#endif
+#endif // wxUSE_DRAG_AND_DROP
 }
 
 
@@ -424,6 +471,7 @@ void ScintillaWX::Paste() {
     pdoc->BeginUndoAction();
     ClearSelection();
 
+#if wxUSE_DATAOBJ
     wxTextDataObject data;
     bool gotData = false;
 
@@ -436,10 +484,17 @@ void ScintillaWX::Paste() {
         wxString   text = wxTextBuffer::Translate(data.GetText(),
                                                   wxConvertEOLMode(pdoc->eolMode));
         wxWX2MBbuf buf = (wxWX2MBbuf)wx2stc(text);
-        int        len = strlen(buf);
+
+#if wxUSE_UNICODE
+        // free up the old character buffer in case the text is real big
+        data.SetText(wxEmptyString); 
+        text = wxEmptyString;
+#endif
+        int len = strlen(buf);
         pdoc->InsertString(currentPos, buf, len);
         SetEmptySelection(currentPos + len);
     }
+#endif // wxUSE_DATAOBJ
 
     pdoc->EndUndoAction();
     NotifyChange();
@@ -448,16 +503,21 @@ void ScintillaWX::Paste() {
 
 
 void ScintillaWX::CopyToClipboard(const SelectionText& st) {
+#if wxUSE_CLIPBOARD
     if (wxTheClipboard->Open()) {
         wxTheClipboard->UsePrimarySelection(false);
-        wxString text = wxTextBuffer::Translate(stc2wx(st.s, st.len));
+        wxString text = wxTextBuffer::Translate(stc2wx(st.s, st.len-1));
         wxTheClipboard->SetData(new wxTextDataObject(text));
         wxTheClipboard->Close();
     }
+#else
+    wxUnusedVar(st);
+#endif // wxUSE_CLIPBOARD
 }
 
 
 bool ScintillaWX::CanPaste() {
+#if wxUSE_CLIPBOARD
     bool canPaste = false;
     bool didOpen;
 
@@ -474,6 +534,9 @@ bool ScintillaWX::CanPaste() {
         }
     }
     return canPaste;
+#else
+    return false;
+#endif // wxUSE_CLIPBOARD
 }
 
 void ScintillaWX::CreateCallTipWindow(PRectangle) {
@@ -520,6 +583,70 @@ void ScintillaWX::ClaimSelection() {
 }
 
 
+void ScintillaWX::UpdateSystemCaret() {
+#ifdef __WXMSW__
+    if (hasFocus) {
+        if (HasCaretSizeChanged()) {
+            DestroySystemCaret();
+            CreateSystemCaret();
+        }
+        Point pos = LocationFromPosition(currentPos);
+        ::SetCaretPos(pos.x, pos.y);
+    }
+#endif
+}
+
+
+bool ScintillaWX::HasCaretSizeChanged() {
+#ifdef __WXMSW__
+    if (( (0 != vs.caretWidth) && (sysCaretWidth != vs.caretWidth) )
+        || (0 != vs.lineHeight) && (sysCaretHeight != vs.lineHeight)) {
+        return true;
+    }
+#endif
+    return false;
+}
+
+bool ScintillaWX::CreateSystemCaret() {
+#ifdef __WXMSW__
+    sysCaretWidth = vs.caretWidth;
+    if (0 == sysCaretWidth) {
+        sysCaretWidth = 1;
+    }
+    sysCaretHeight = vs.lineHeight;
+    int bitmapSize = (((sysCaretWidth + 15) & ~15) >> 3) * sysCaretHeight;
+    char *bits = new char[bitmapSize];
+    memset(bits, 0, bitmapSize);
+    sysCaretBitmap = ::CreateBitmap(sysCaretWidth, sysCaretHeight, 1,
+                                    1, reinterpret_cast<BYTE *>(bits));
+    delete [] bits;
+    BOOL retval = ::CreateCaret(GetHwndOf(stc), sysCaretBitmap,
+                                sysCaretWidth, sysCaretHeight);
+    ::ShowCaret(GetHwndOf(stc));
+    return retval != 0;
+#else
+    return false;
+#endif
+}
+
+bool ScintillaWX::DestroySystemCaret() {
+#ifdef __WXMSW__
+    ::HideCaret(GetHwndOf(stc));
+    BOOL retval = ::DestroyCaret();
+    if (sysCaretBitmap) {
+        ::DeleteObject(sysCaretBitmap);
+        sysCaretBitmap = 0;
+    }
+    return retval != 0;
+#else
+    return false;
+#endif
+}
+
+
+//----------------------------------------------------------------------
+
+
 long ScintillaWX::DefWndProc(unsigned int /*iMessage*/, unsigned long /*wParam*/, long /*lParam*/) {
     return 0;
 }
@@ -566,6 +693,7 @@ long ScintillaWX::WndProc(unsigned int iMessage, unsigned long wParam, long lPar
             LexerManager::GetInstance()->Load((const char*)lParam);
             break;
 #endif
+
       default:
           return ScintillaBase::WndProc(iMessage, wParam, lParam);
       }
@@ -586,7 +714,6 @@ void ScintillaWX::DoPaint(wxDC* dc, wxRect rect) {
     PRectangle rcClient = GetClientRectangle();
     paintingAllText = rcPaint.Contains(rcClient);
 
-    dc->BeginDrawing();
     ClipChildren(*dc, rcPaint);
     Paint(surfaceWindow, rcPaint);
 
@@ -597,7 +724,6 @@ void ScintillaWX::DoPaint(wxDC* dc, wxRect rect) {
         FullPaint();
     }
     paintState = notPainting;
-    dc->EndDrawing();
 }
 
 
@@ -687,12 +813,15 @@ void ScintillaWX::DoLoseFocus(){
     focusEvent = true;
     SetFocusState(false);
     focusEvent = false;
+    DestroySystemCaret();
 }
 
 void ScintillaWX::DoGainFocus(){
     focusEvent = true;
     SetFocusState(true);
     focusEvent = false;
+    DestroySystemCaret();
+    CreateSystemCaret();
 }
 
 void ScintillaWX::DoSysColourChange() {
@@ -705,6 +834,14 @@ void ScintillaWX::DoLeftButtonDown(Point pt, unsigned int curTime, bool shift, b
 
 void ScintillaWX::DoLeftButtonUp(Point pt, unsigned int curTime, bool ctrl) {
     ButtonUp(pt, curTime, ctrl);
+#if wxUSE_DRAG_AND_DROP
+    if (startDragTimer->IsRunning()) {
+        startDragTimer->Stop();
+        SetDragPosition(invalidPosition);
+        SetEmptySelection(PositionFromLocation(pt));
+        ShowCaretAtCurrentPosition();
+    }
+#endif // wxUSE_DRAG_AND_DROP
 }
 
 void ScintillaWX::DoLeftButtonMove(Point pt) {
@@ -767,8 +904,8 @@ int  ScintillaWX::DoKeyDown(const wxKeyEvent& evt, bool* consumed)
     bool shift = evt.ShiftDown(),
          ctrl  = evt.ControlDown(),
          alt   = evt.AltDown();
-    if (ctrl && key >= 1 && key <= 26)
+
+    if (ctrl && key >= 1 && key <= 26 && key != WXK_BACK)
         key += 'A' - 1;
 
     switch (key) {
@@ -778,15 +915,24 @@ int  ScintillaWX::DoKeyDown(const wxKeyEvent& evt, bool* consumed)
     case WXK_RIGHT:             key = SCK_RIGHT;    break;
     case WXK_HOME:              key = SCK_HOME;     break;
     case WXK_END:               key = SCK_END;      break;
-    case WXK_PAGEUP:            // fall through
-    case WXK_PRIOR:             key = SCK_PRIOR;    break;
-    case WXK_PAGEDOWN:          // fall through
-    case WXK_NEXT:              key = SCK_NEXT;     break;
+    case WXK_PAGEUP:            key = SCK_PRIOR;    break;
+    case WXK_PAGEDOWN:          key = SCK_NEXT;     break;
+    case WXK_NUMPAD_DOWN:       key = SCK_DOWN;     break;
+    case WXK_NUMPAD_UP:         key = SCK_UP;       break;
+    case WXK_NUMPAD_LEFT:       key = SCK_LEFT;     break;
+    case WXK_NUMPAD_RIGHT:      key = SCK_RIGHT;    break;
+    case WXK_NUMPAD_HOME:       key = SCK_HOME;     break;
+    case WXK_NUMPAD_END:        key = SCK_END;      break;
+    case WXK_NUMPAD_PAGEUP:     key = SCK_PRIOR;    break;
+    case WXK_NUMPAD_PAGEDOWN:   key = SCK_NEXT;     break;
+    case WXK_NUMPAD_DELETE:     key = SCK_DELETE;   break;
+    case WXK_NUMPAD_INSERT:     key = SCK_INSERT;   break;
     case WXK_DELETE:            key = SCK_DELETE;   break;
     case WXK_INSERT:            key = SCK_INSERT;   break;
     case WXK_ESCAPE:            key = SCK_ESCAPE;   break;
     case WXK_BACK:              key = SCK_BACK;     break;
     case WXK_TAB:               key = SCK_TAB;      break;
+    case WXK_NUMPAD_ENTER:      // fall through
     case WXK_RETURN:            key = SCK_RETURN;   break;
     case WXK_ADD:               // fall through
     case WXK_NUMPAD_ADD:        key = SCK_ADD;      break;
@@ -905,12 +1051,14 @@ wxDragResult ScintillaWX::DoDragOver(wxCoord x, wxCoord y, wxDragResult def) {
 void ScintillaWX::DoDragLeave() {
     SetDragPosition(invalidPosition);
 }
-#endif
+#endif // wxUSE_DRAG_AND_DROP
 //----------------------------------------------------------------------
 
 // Force the whole window to be repainted
 void ScintillaWX::FullPaint() {
+#ifndef __WXMAC__
     stc->Refresh(false);
+#endif
     stc->Update();
 }
 
@@ -924,28 +1072,25 @@ void ScintillaWX::DoScrollToColumn(int column) {
     HorizontalScrollTo(column * vs.spaceWidth);
 }
 
-#ifdef __WXGTK__
-void ScintillaWX::ClipChildren(wxDC& dc, PRectangle rect) {
-    wxRegion rgn(wxRectFromPRectangle(rect));
-    if (ac.Active()) {
-        wxRect childRect = ((wxWindow*)ac.lb->GetID())->GetRect();
-        rgn.Subtract(childRect);
-    }
-    if (ct.inCallTipMode) {
-        wxSTCCallTip* tip = (wxSTCCallTip*)ct.wCallTip.GetID();
-        wxRect childRect = tip->GetRect();
-#if wxUSE_POPUPWIN && wxSTC_USE_POPUP
-        childRect.SetPosition(tip->GetMyPosition());
-#endif
-        rgn.Subtract(childRect);
-    }
-
-    dc.SetClippingRegion(rgn);
-}
-#else
-void ScintillaWX::ClipChildren(wxDC& WXUNUSED(dc), PRectangle WXUNUSED(rect)) {
+// wxGTK doesn't appear to need this explicit clipping code any longer, but I
+// will leave it here commented out for a while just in case...
+void ScintillaWX::ClipChildren(wxDC& WXUNUSED(dc), PRectangle WXUNUSED(rect))
+{
+//     wxRegion rgn(wxRectFromPRectangle(rect));
+//     if (ac.Active()) {
+//         wxRect childRect = ((wxWindow*)ac.lb->GetID())->GetRect();
+//         rgn.Subtract(childRect);
+//     }
+//     if (ct.inCallTipMode) {
+//         wxSTCCallTip* tip = (wxSTCCallTip*)ct.wCallTip.GetID();
+//         wxRect childRect = tip->GetRect();
+// #if wxUSE_POPUPWIN && wxSTC_USE_POPUP
+//         childRect.SetPosition(tip->GetMyPosition());
+// #endif
+//         rgn.Subtract(childRect);
+//     }
+//     dc.SetClippingRegion(rgn);
 }
-#endif
 
 
 void ScintillaWX::SetUseAntiAliasing(bool useAA) {