X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/12028905135250524409f1e7b9bfa9c55e5ce16b..b9efe021b554fa3967d1442cf758435c5cd5ae8f:/include/wx/textctrl.h

diff --git a/include/wx/textctrl.h b/include/wx/textctrl.h
index 325205a455..6471019d16 100644
--- a/include/wx/textctrl.h
+++ b/include/wx/textctrl.h
@@ -5,7 +5,7 @@
 // Modified by:
 // Created:     13.07.99
 // RCS-ID:      $Id$
-// Copyright:   (c) wxWindows team
+// Copyright:   (c) Vadim Zeitlin
 // Licence:     wxWindows licence
 ///////////////////////////////////////////////////////////////////////////////
 
@@ -25,42 +25,61 @@
 #if wxUSE_TEXTCTRL
 
 #include "wx/control.h"         // the base class
-#include "wx/dynarray.h"
-
-// 16-bit Borland 4.0 doesn't seem to allow multiple inheritance with wxWindow
-// and streambuf: it complains about deriving a huge class from the huge class
-// streambuf. !! Also, can't use streambuf if making or using a DLL :-(
-
-#if (defined(__BORLANDC__)) || defined(__MWERKS__) || \
-    defined(WXUSINGDLL) || defined(WXMAKINGDLL)
-    #define NO_TEXT_WINDOW_STREAM
+#include "wx/dynarray.h"        // wxArrayInt
+#include "wx/gdicmn.h"          // wxPoint
+
+// Open Watcom 1.3 does allow only ios::rdbuf() while
+// we want something with streambuf parameter
+// Also, can't use streambuf if making or using a DLL :-(
+
+#if defined(__WATCOMC__) || \
+    defined(__MWERKS__) || \
+    (defined(__WINDOWS__) && (defined(WXUSINGDLL) || defined(WXMAKINGDLL)))
+    #define wxHAS_TEXT_WINDOW_STREAM 0
+#elif wxUSE_STD_IOSTREAM
+    #include "wx/ioswrap.h"
+    #define wxHAS_TEXT_WINDOW_STREAM 1
+#else
+    #define wxHAS_TEXT_WINDOW_STREAM 0
 #endif
 
-#ifndef NO_TEXT_WINDOW_STREAM
-    #if wxUSE_STD_IOSTREAM
-        #include "wx/ioswrap.h"    // derivation: we need the full decls.
-    #else // !wxUSE_STD_IOSTREAM
-        // can't compile this feature in if we don't use streams at all
-        #define NO_TEXT_WINDOW_STREAM
-    #endif // wxUSE_STD_IOSTREAM/!wxUSE_STD_IOSTREAM
+#if WXWIN_COMPATIBILITY_2_4 && !wxHAS_TEXT_WINDOW_STREAM
+    // define old flag if one could use it somewhere
+    #define NO_TEXT_WINDOW_STREAM
 #endif
 
 class WXDLLEXPORT wxTextCtrl;
 class WXDLLEXPORT wxTextCtrlBase;
 
+// ----------------------------------------------------------------------------
+// wxTextCtrl types
+// ----------------------------------------------------------------------------
+
+// wxTextPos is the position in the text
+typedef long wxTextPos;
+
+// wxTextCoord is the line or row number (which should have been unsigned but
+// is long for backwards compatibility)
+typedef long wxTextCoord;
+
 // ----------------------------------------------------------------------------
 // constants
 // ----------------------------------------------------------------------------
 
-WXDLLEXPORT_DATA(extern const wxChar*) wxTextCtrlNameStr;
+extern WXDLLEXPORT_DATA(const wxChar*) wxTextCtrlNameStr;
+
+// this is intentionally not enum to avoid warning fixes with
+// typecasting from enum type to wxTextCoord
+const wxTextCoord wxOutOfRangeTextCoord = -1;
+const wxTextCoord wxInvalidTextCoord    = -2;
 
 // ----------------------------------------------------------------------------
 // wxTextCtrl style flags
 // ----------------------------------------------------------------------------
 
-// the flag bits 0x0001, and 0x0004 are free but should be used only for the
-// things which don't make sense for a text control used by wxTextEntryDialog
-// because they would otherwise conflict with wxOK, wxCANCEL, wxCENTRE
+// the flag bit 0x0001 s free but should be used only for the things which
+// don't make sense for a text control used by wxTextEntryDialog because they
+// would otherwise conflict with wxOK, wxCANCEL, wxCENTRE
 
 #define wxTE_NO_VSCROLL     0x0002
 #define wxTE_AUTO_SCROLL    0x0008
@@ -85,23 +104,51 @@ WXDLLEXPORT_DATA(extern const wxChar*) wxTextCtrlNameStr;
 // automatically detect the URLs and generate the events when mouse is
 // moved/clicked over an URL
 //
-// this is for Win32 richedit controls only so far
+// this is for Win32 richedit and wxGTK2 multiline controls only so far
 #define wxTE_AUTO_URL       0x1000
 
 // by default, the Windows text control doesn't show the selection when it
 // doesn't have focus - use this style to force it to always show it
 #define wxTE_NOHIDESEL      0x2000
 
-// use wxHSCROLL to not wrap text at all, wxTE_LINEWRAP to wrap it at any
+// use wxHSCROLL to not wrap text at all, wxTE_CHARWRAP to wrap it at any
 // position and wxTE_WORDWRAP to wrap at words boundary
+//
+// if no wrapping style is given at all, the control wraps at word boundary
 #define wxTE_DONTWRAP       wxHSCROLL
-#define wxTE_LINEWRAP       0x4000
-#define wxTE_WORDWRAP       0x0000  // it's just == !wxHSCROLL
+#define wxTE_CHARWRAP       0x4000  // wrap at any position
+#define wxTE_WORDWRAP       0x0001  // wrap only at words boundaries
+#define wxTE_BESTWRAP       0x0000  // this is the default
+
+// obsolete synonym
+#define wxTE_LINEWRAP       wxTE_CHARWRAP
 
 // force using RichEdit version 2.0 or 3.0 instead of 1.0 (default) for
 // wxTE_RICH controls - can be used together with or instead of wxTE_RICH
 #define wxTE_RICH2          0x8000
 
+// reuse wxTE_RICH2's value for CAPEDIT control on Windows CE
+#if defined(__SMARTPHONE__) || defined(__POCKETPC__)
+#define wxTE_CAPITALIZE     wxTE_RICH2
+#else
+#define wxTE_CAPITALIZE     0
+#endif
+
+// ----------------------------------------------------------------------------
+// wxTextCtrl::HitTest return values
+// ----------------------------------------------------------------------------
+
+// the point asked is ...
+enum wxTextCtrlHitTestResult
+{
+    wxTE_HT_UNKNOWN = -2,   // this means HitTest() is simply not implemented
+    wxTE_HT_BEFORE,         // either to the left or upper
+    wxTE_HT_ON_TEXT,        // directly on
+    wxTE_HT_BELOW,          // below [the last line]
+    wxTE_HT_BEYOND          // after [the end of line]
+};
+// ... the character returned
+
 // ----------------------------------------------------------------------------
 // Types for wxTextAttr
 // ----------------------------------------------------------------------------
@@ -160,7 +207,7 @@ public:
     void SetFont(const wxFont& font, long flags = wxTEXT_ATTR_FONT) { m_font = font; m_flags |= flags; }
     void SetAlignment(wxTextAttrAlignment alignment) { m_textAlignment = alignment; m_flags |= wxTEXT_ATTR_ALIGNMENT; }
     void SetTabs(const wxArrayInt& tabs) { m_tabs = tabs; m_flags |= wxTEXT_ATTR_TABS; }
-    void SetLeftIndent(int indent) { m_leftIndent = indent; m_flags |= wxTEXT_ATTR_LEFT_INDENT; }
+    void SetLeftIndent(int indent, int subIndent = 0) { m_leftIndent = indent; m_leftSubIndent = subIndent; m_flags |= wxTEXT_ATTR_LEFT_INDENT; }
     void SetRightIndent(int indent) { m_rightIndent = indent; m_flags |= wxTEXT_ATTR_RIGHT_INDENT; }
     void SetFlags(long flags) { m_flags = flags; }
 
@@ -180,6 +227,7 @@ public:
     wxTextAttrAlignment GetAlignment() const { return m_textAlignment; }
     const wxArrayInt& GetTabs() const { return m_tabs; }
     long GetLeftIndent() const { return m_leftIndent; }
+    long GetLeftSubIndent() const { return m_leftSubIndent; }
     long GetRightIndent() const { return m_rightIndent; }
     long GetFlags() const { return m_flags; }
 
@@ -205,6 +253,9 @@ private:
     wxTextAttrAlignment m_textAlignment;
     wxArrayInt          m_tabs; // array of int: tab stops in 1/10 mm
     int                 m_leftIndent; // left indent in 1/10 mm
+    int                 m_leftSubIndent; // left indent for all but the first
+                                         // line in a paragraph relative to the
+                                         // first line, in 1/10 mm
     int                 m_rightIndent; // right indent in 1/10 mm
 };
 
@@ -214,7 +265,7 @@ private:
 // ----------------------------------------------------------------------------
 
 class WXDLLEXPORT wxTextCtrlBase : public wxControl
-#ifndef NO_TEXT_WINDOW_STREAM
+#if wxHAS_TEXT_WINDOW_STREAM
                                  , public wxSTD streambuf
 #endif
 
@@ -223,8 +274,8 @@ public:
     // creation
     // --------
 
-    wxTextCtrlBase();
-    ~wxTextCtrlBase();
+    wxTextCtrlBase(){}
+    ~wxTextCtrlBase(){}
 
     // accessors
     // ---------
@@ -242,7 +293,7 @@ public:
     virtual bool IsEditable() const = 0;
 
     // more readable flag testing methods
-    bool IsSingleLine() const { return !(GetWindowStyle() & wxTE_MULTILINE); }
+    bool IsSingleLine() const { return !HasFlag(wxTE_MULTILINE); }
     bool IsMultiLine() const { return !IsSingleLine(); }
 
     // If the return values from and to are the same, there is no selection.
@@ -262,7 +313,8 @@ public:
     virtual bool LoadFile(const wxString& file);
     virtual bool SaveFile(const wxString& file = wxEmptyString);
 
-    // clears the dirty flag
+    // sets/clears the dirty flag
+    virtual void MarkDirty() = 0;
     virtual void DiscardEdits() = 0;
 
     // set the max number of characters which may be entered in a single line
@@ -275,7 +327,7 @@ public:
     virtual void AppendText(const wxString& text) = 0;
 
     // insert the character which would have resulted from this key event,
-    // return TRUE if anything has been inserted
+    // return true if anything has been inserted
     virtual bool EmulateKeyPress(const wxKeyEvent& event);
 
     // text control under some platforms supports the text styles: these
@@ -294,6 +346,15 @@ public:
 
     virtual void ShowPosition(long pos) = 0;
 
+    // find the character at position given in pixels
+    //
+    // NB: pt is in device coords (not adjusted for the client area origin nor
+    //     scrolling)
+    virtual wxTextCtrlHitTestResult HitTest(const wxPoint& pt, long *pos) const;
+    virtual wxTextCtrlHitTestResult HitTest(const wxPoint& pt,
+                                            wxTextCoord *col,
+                                            wxTextCoord *row) const;
+
     // Clipboard operations
     virtual void Copy() = 0;
     virtual void Cut() = 0;
@@ -314,16 +375,16 @@ public:
     virtual void SetInsertionPoint(long pos) = 0;
     virtual void SetInsertionPointEnd() = 0;
     virtual long GetInsertionPoint() const = 0;
-    virtual long GetLastPosition() const = 0;
+    virtual wxTextPos GetLastPosition() const = 0;
 
     virtual void SetSelection(long from, long to) = 0;
     virtual void SelectAll();
     virtual void SetEditable(bool editable) = 0;
 
     // override streambuf method
-#ifndef NO_TEXT_WINDOW_STREAM
+#if wxHAS_TEXT_WINDOW_STREAM
     int overflow(int i);
-#endif // NO_TEXT_WINDOW_STREAM
+#endif // wxHAS_TEXT_WINDOW_STREAM
 
     // stream-like insertion operators: these are always available, whether we
     // were, or not, compiled with streambuf support
@@ -335,12 +396,9 @@ public:
     wxTextCtrl& operator<<(const wxChar c);
 
     // do the window-specific processing after processing the update event
-    virtual void DoUpdateWindowUI(wxUpdateUIEvent& event) ;
+    virtual void DoUpdateWindowUI(wxUpdateUIEvent& event);
 
-    // obsolete functions
-#if WXWIN_COMPATIBILITY
-    bool Modified() const { return IsModified(); }
-#endif
+    virtual bool ShouldInheritColours() const { return false; }
 
 protected:
     // the name of the last file loaded with LoadFile() which will be used by
@@ -361,6 +419,8 @@ protected:
     #include "wx/x11/textctrl.h"
 #elif defined(__WXUNIVERSAL__)
     #include "wx/univ/textctrl.h"
+#elif defined(__SMARTPHONE__) && defined(__WXWINCE__)
+    #include "wx/msw/wince/textctrlce.h"
 #elif defined(__WXMSW__)
     #include "wx/msw/textctrl.h"
 #elif defined(__WXMOTIF__)
@@ -426,12 +486,22 @@ public:
 
 typedef void (wxEvtHandler::*wxTextUrlEventFunction)(wxTextUrlEvent&);
 
-#define EVT_TEXT(id, fn) DECLARE_EVENT_TABLE_ENTRY( wxEVT_COMMAND_TEXT_UPDATED, id, -1, (wxObjectEventFunction) (wxEventFunction) (wxCommandEventFunction) & fn, (wxObject *) NULL ),
-#define EVT_TEXT_ENTER(id, fn) DECLARE_EVENT_TABLE_ENTRY( wxEVT_COMMAND_TEXT_ENTER, id, -1, (wxObjectEventFunction) (wxEventFunction) (wxCommandEventFunction) & fn, (wxObject *) NULL ),
-#define EVT_TEXT_URL(id, fn) DECLARE_EVENT_TABLE_ENTRY( wxEVT_COMMAND_TEXT_URL, id, -1, (wxObjectEventFunction) (wxEventFunction) (wxCommandEventFunction) (wxTextUrlEventFunction) & fn, (wxObject *) NULL ),
-#define EVT_TEXT_MAXLEN(id, fn) DECLARE_EVENT_TABLE_ENTRY( wxEVT_COMMAND_TEXT_MAXLEN, id, -1, (wxObjectEventFunction) (wxEventFunction) (wxCommandEventFunction) & fn, (wxObject *) NULL ),
+#define wxTextEventHandler(func) wxCommandEventHandler(func)
+#define wxTextUrlEventHandler(func) \
+    (wxObjectEventFunction)(wxEventFunction)wxStaticCastEvent(wxTextUrlEventFunction, &func)
 
-#ifndef NO_TEXT_WINDOW_STREAM
+#define wx__DECLARE_TEXTEVT(evt, id, fn) \
+    wx__DECLARE_EVT1(wxEVT_COMMAND_TEXT_ ## evt, id, wxTextEventHandler(fn))
+
+#define wx__DECLARE_TEXTURLEVT(evt, id, fn) \
+    wx__DECLARE_EVT1(wxEVT_COMMAND_TEXT_ ## evt, id, wxTextUrlEventHandler(fn))
+
+#define EVT_TEXT(id, fn) wx__DECLARE_TEXTEVT(UPDATED, id, fn)
+#define EVT_TEXT_ENTER(id, fn) wx__DECLARE_TEXTEVT(ENTER, id, fn)
+#define EVT_TEXT_URL(id, fn) wx__DECLARE_TEXTURLEVT(URL, id, fn)
+#define EVT_TEXT_MAXLEN(id, fn) wx__DECLARE_TEXTEVT(MAXLEN, id, fn)
+
+#if wxHAS_TEXT_WINDOW_STREAM
 
 // ----------------------------------------------------------------------------
 // wxStreamToTextRedirector: this class redirects all data sent to the given
@@ -440,14 +510,26 @@ typedef void (wxEvtHandler::*wxTextUrlEventFunction)(wxTextUrlEvent&);
 
 class WXDLLEXPORT wxStreamToTextRedirector
 {
-public:
-    wxStreamToTextRedirector(wxTextCtrl *text, wxSTD ostream *ostr = NULL)
-        : m_ostr(ostr ? *ostr : wxSTD cout)
+private:
+    void Init(wxTextCtrl *text)
     {
         m_sbufOld = m_ostr.rdbuf();
         m_ostr.rdbuf(text);
     }
 
+public:
+    wxStreamToTextRedirector(wxTextCtrl *text)
+        : m_ostr(wxSTD cout)
+    {
+        Init(text);
+    }
+
+    wxStreamToTextRedirector(wxTextCtrl *text, wxSTD ostream *ostr)
+        : m_ostr(*ostr)
+    {
+        Init(text);
+    }
+
     ~wxStreamToTextRedirector()
     {
         m_ostr.rdbuf(m_sbufOld);
@@ -461,7 +543,7 @@ private:
     wxSTD streambuf *m_sbufOld;
 };
 
-#endif // !NO_TEXT_WINDOW_STREAM
+#endif // wxHAS_TEXT_WINDOW_STREAM
 
 #endif // wxUSE_TEXTCTRL