// Author: Jaakko Salli
// Modified by:
// Created: Apr-30-2006
-// RCS-ID: $Id$
// Copyright: (c) Jaakko Salli
// Licence: wxWindows licence
///////////////////////////////////////////////////////////////////////////////
#include "wx/control.h"
#include "wx/renderer.h" // this is needed for wxCONTROL_XXX flags
#include "wx/bitmap.h" // wxBitmap used by-value
+#include "wx/textentry.h"
class WXDLLIMPEXP_FWD_CORE wxTextCtrl;
class WXDLLIMPEXP_FWD_CORE wxComboPopup;
wxCC_IFLAG_CREATED = 0x0100,
// Internal use: really put button outside
wxCC_IFLAG_BUTTON_OUTSIDE = 0x0200,
- // Internal use: SetMargins has been succesfully called
+ // Internal use: SetMargins has been successfully called
wxCC_IFLAG_LEFT_MARGIN_SET = 0x0400,
// Internal use: Set wxTAB_TRAVERSAL to parent when popup is dismissed
wxCC_IFLAG_PARENT_TAB_TRAVERSAL = 0x0800,
// Internal use: Skip popup animation.
wxCC_IFLAG_DISABLE_POPUP_ANIM = 0x2000,
// Internal use: Drop-button is a bitmap button or has non-default size
- // (but can still be on either side of the control).
+ // (but can still be on either side of the control), regardless whether
+ // specified by the platform or the application.
wxCC_IFLAG_HAS_NONSTANDARD_BUTTON = 0x4000
};
};
-class WXDLLIMPEXP_CORE wxComboCtrlBase : public wxControl
+class WXDLLIMPEXP_CORE wxComboCtrlBase : public wxControl,
+ public wxTextEntry
{
friend class wxComboPopup;
+ friend class wxComboPopupEvtHandler;
public:
// ctors and such
- wxComboCtrlBase() : wxControl() { Init(); }
+ wxComboCtrlBase() : wxControl(), wxTextEntry() { Init(); }
bool Create(wxWindow *parent,
wxWindowID id,
virtual ~wxComboCtrlBase();
- // show/hide popup window
+ // Show/hide popup window (wxComboBox-compatible methods)
+ virtual void Popup();
+ virtual void Dismiss()
+ {
+ HidePopup(true);
+ }
+
+ // Show/hide popup window.
+ // TODO: Maybe deprecate in favor of Popup()/Dismiss().
+ // However, these functions are still called internally
+ // so it is not straightforward.
virtual void ShowPopup();
- virtual void HidePopup();
+ virtual void HidePopup(bool generateEvent=false);
// Override for totally custom combo action
virtual void OnButtonClick();
virtual bool Enable(bool enable = true);
virtual bool Show(bool show = true);
virtual bool SetFont(const wxFont& font);
-#if wxUSE_VALIDATORS
- virtual void SetValidator(const wxValidator &validator);
- virtual wxValidator *GetValidator();
-#endif // wxUSE_VALIDATORS
-
- // wxTextCtrl methods - for readonly combo they should return
- // without errors.
- virtual wxString GetValue() const;
- virtual void SetValue(const wxString& value);
+
+ //
+ // wxTextEntry methods
+ //
+ // NB: We basically need to override all of them because there is
+ // no guarantee how platform-specific wxTextEntry is implemented.
+ //
+ virtual void SetValue(const wxString& value)
+ { wxTextEntryBase::SetValue(value); }
+ virtual void ChangeValue(const wxString& value)
+ { wxTextEntryBase::ChangeValue(value); }
+
+ virtual void WriteText(const wxString& text);
+ virtual void AppendText(const wxString& text)
+ { wxTextEntryBase::AppendText(text); }
+
+ virtual wxString GetValue() const
+ { return wxTextEntryBase::GetValue(); }
+
+ virtual wxString GetRange(long from, long to) const
+ { return wxTextEntryBase::GetRange(from, to); }
+
+ // Replace() and DoSetValue() need to be fully re-implemented since
+ // EventSuppressor utility class does not work with the way
+ // wxComboCtrl is implemented.
+ virtual void Replace(long from, long to, const wxString& value);
+
+ virtual void Remove(long from, long to);
+
virtual void Copy();
virtual void Cut();
virtual void Paste();
+
+ virtual void Undo();
+ virtual void Redo();
+ virtual bool CanUndo() const;
+ virtual bool CanRedo() const;
+
virtual void SetInsertionPoint(long pos);
- virtual void SetInsertionPointEnd();
virtual long GetInsertionPoint() const;
virtual long GetLastPosition() const;
- virtual void Replace(long from, long to, const wxString& value);
- virtual void Remove(long from, long to);
+
virtual void SetSelection(long from, long to);
- virtual void Undo();
+ virtual void GetSelection(long *from, long *to) const;
+
+ virtual bool IsEditable() const;
+ virtual void SetEditable(bool editable);
+
+ virtual bool SetHint(const wxString& hint);
+ virtual wxString GetHint() const;
// This method sets the text without affecting list selection
// (ie. wxComboPopup::SetStringValue doesn't get called).
// This method sets value and also optionally sends EVT_TEXT
// (needed by combo popups)
- void SetValueWithEvent(const wxString& value, bool withEvent = true);
+ wxDEPRECATED( void SetValueWithEvent(const wxString& value,
+ bool withEvent = true) );
+
+ // Changes value of the control as if user had done it by selecting an
+ // item from a combo box drop-down list. Needs to be public so that
+ // derived popup classes can call it.
+ void SetValueByUser(const wxString& value);
//
// Popup customization methods
const wxBitmap& bmpHover = wxNullBitmap,
const wxBitmap& bmpDisabled = wxNullBitmap );
-#if WXWIN_COMPATIBILITY_2_6
+#if WXWIN_COMPATIBILITY_2_8
//
// This will set the space in pixels between left edge of the control and the
// text, regardless whether control is read-only (ie. no wxTextCtrl) or not.
const wxBitmap& GetBitmapHover() const { return m_bmpHover; }
const wxBitmap& GetBitmapDisabled() const { return m_bmpDisabled; }
- // Margins functions mirrored from TextEntryBase
- // (wxComboCtrl does not inherit from wxTextEntry, but may embed a
- // wxTextCtrl, so we need these). Also note that these functions
- // have replaced SetTextIndent() in wxWidgets 2.9.1 and later.
- bool SetMargins(const wxPoint& pt)
- { return DoSetMargins(pt); }
- bool SetMargins(wxCoord left, wxCoord top = -1)
- { return DoSetMargins(wxPoint(left, top)); }
- wxPoint GetMargins() const
- { return DoGetMargins(); }
+ // Set custom style flags for embedded wxTextCtrl. Usually must be used
+ // with two-step creation, before Create() call.
+ void SetTextCtrlStyle( int style );
// Return internal flags
wxUint32 GetInternalFlags() const { return m_iFlags; }
// Return true if Create has finished
bool IsCreated() const { return m_iFlags & wxCC_IFLAG_CREATED ? true : false; }
+ // Need to override to return text area background colour
+ wxColour GetBackgroundColour() const;
+
// common code to be called on popup hide/dismiss
- void OnPopupDismiss();
+ void OnPopupDismiss(bool generateEvent);
// PopupShown states
enum
virtual wxWindow *GetMainWindowOfCompositeControl()
{ return m_mainCtrlWnd; }
+ // also set the embedded wxTextCtrl colours
+ virtual bool SetForegroundColour(const wxColour& colour);
+ virtual bool SetBackgroundColour(const wxColour& colour);
+
protected:
+ // Returns true if hint text should be drawn in the control
+ bool ShouldUseHintText(int flags = 0) const
+ {
+ return ( !m_text &&
+ !(flags & wxCONTROL_ISSUBMENU) &&
+ !m_valueString.length() &&
+ m_hintText.length() &&
+ !ShouldDrawFocus() );
+ }
+
//
// Override these for customization purposes
//
// Creates wxTextCtrl.
// extraStyle: Extra style parameters
- void CreateTextCtrl( int extraStyle, const wxValidator& validator );
+ void CreateTextCtrl( int extraStyle );
+
+ // Called when text was changed programmatically
+ // (e.g. from WriteText())
+ void OnSetValue(const wxString& value);
// Installs standard input handler to combo (and optionally to the textctrl)
void InstallInputHandlers();
void DestroyPopup();
// override the base class virtuals involved in geometry calculations
+ // The common version only sets a default width, so the derived classes
+ // should override it and set the height and change the width as needed.
virtual wxSize DoGetBestSize() const;
+ virtual wxSize DoGetSizeFromTextSize(int xlen, int ylen = -1) const;
// NULL popup can be used to indicate default in a derived class
virtual void DoSetPopupControl(wxComboPopup* popup);
// Standard textctrl positioning routine. Just give it platform-dependant
// textctrl coordinate adjustment.
- virtual void PositionTextCtrl( int textCtrlXAdjust, int textCtrlYAdjust );
+ virtual void PositionTextCtrl( int textCtrlXAdjust = 0,
+ int textCtrlYAdjust = 0);
// event handlers
void OnSizeEvent( wxSizeEvent& event );
void OnTextCtrlEvent(wxCommandEvent& event);
void OnSysColourChanged(wxSysColourChangedEvent& event);
void OnKeyEvent(wxKeyEvent& event);
+ void OnCharEvent(wxKeyEvent& event);
// Set customization flags (directs how wxComboCtrlBase helpers behave)
void Customize( wxUint32 flags ) { m_iFlags |= flags; }
virtual void DoSetToolTip( wxToolTip *tip );
#endif
+ // protected wxTextEntry methods
+ virtual void DoSetValue(const wxString& value, int flags);
+ virtual wxString DoGetValue() const;
+ virtual wxWindow *GetEditableWindow() { return this; }
+
// margins functions
virtual bool DoSetMargins(const wxPoint& pt);
virtual wxPoint DoGetMargins() const;
// This is used when m_text is hidden (readonly).
wxString m_valueString;
+ // This is used when control is unfocused and m_valueString is empty
+ wxString m_hintText;
+
// the text control and button we show all the time
wxTextCtrl* m_text;
wxWindow* m_btn;
wxEvtHandler* m_toplevEvtHandler;
// this is for the control in popup
- wxEvtHandler* m_popupExtraHandler;
+ wxEvtHandler* m_popupEvtHandler;
// this is for the popup window
wxEvtHandler* m_popupWinEvtHandler;
// main (ie. topmost) window of a composite control (default = this)
wxWindow* m_mainCtrlWnd;
- // used to prevent immediate re-popupping incase closed popup
+ // used to prevent immediate re-popupping in case closed popup
// by clicking on the combo control (needed because of inconsistent
// transient implementation across platforms).
wxLongLong m_timeCanAcceptClick;
wxRect m_tcArea;
wxRect m_btnArea;
+ // Colour of the text area, in case m_text is NULL
+ wxColour m_tcBgCol;
+
// current button state (uses renderer flags)
int m_btnState;
// platform-dependant customization and other flags
wxUint32 m_iFlags;
+ // custom style for m_text
+ int m_textCtrlStyle;
+
// draw blank button background under bitmap?
bool m_blankButtonBg;
// should the focus be reset to the textctrl in idle time?
bool m_resetFocus;
+ // is the text-area background colour overridden?
+ bool m_hasTcBgCol;
+
private:
void Init();
// Return true for success.
virtual bool Create(wxWindow* parent) = 0;
+ // Calls Destroy() for the popup control (i.e. one returned by
+ // GetControl()) and makes sure that 'this' is deleted at the end.
+ // Default implementation works for both cases where popup control
+ // class is multiple inherited or created on heap as a separate
+ // object.
+ virtual void DestroyPopup();
+
// We must have an associated control which is subclassed by the combobox.
virtual wxWindow *GetControl() = 0;
// Gets displayed string representation of the value.
virtual wxString GetStringValue() const = 0;
+ // Called to check if the popup - when an item container - actually
+ // has matching item. Case-sensitivity checking etc. is up to the
+ // implementation. If the found item matched the string, but is
+ // different, it should be written back to pItem. Default implementation
+ // always return true and does not alter trueItem.
+ virtual bool FindItem(const wxString& item, wxString* trueItem=NULL);
+
// This is called to custom paint in the combo control itself (ie. not the popup).
// Default implementation draws value as string.
virtual void PaintComboControl( wxDC& dc, const wxRect& rect );
- // Receives key events from the parent wxComboCtrl.
+ // Receives wxEVT_KEY_DOWN key events from the parent wxComboCtrl.
// Events not handled should be skipped, as usual.
virtual void OnComboKeyEvent( wxKeyEvent& event );
+ // Receives wxEVT_CHAR key events from the parent wxComboCtrl.
+ // Events not handled should be skipped, as usual.
+ virtual void OnComboCharEvent( wxKeyEvent& event );
+
// Implement if you need to support special action when user
// double-clicks on the parent wxComboCtrl.
virtual void OnComboDoubleClick();
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