wxWidgets/include/wx/generic/srchctlg.h
2016-01-16 10:55:01 -08:00

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/////////////////////////////////////////////////////////////////////////////
// Name: wx/generic/srchctlg.h
// Purpose: generic wxSearchCtrl class
// Author: Vince Harron
// Created: 2006-02-19
// Copyright: Vince Harron
// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
#ifndef _WX_GENERIC_SEARCHCTRL_H_
#define _WX_GENERIC_SEARCHCTRL_H_
#if wxUSE_SEARCHCTRL
#include "wx/bitmap.h"
class WXDLLIMPEXP_FWD_CORE wxSearchButton;
class WXDLLIMPEXP_FWD_CORE wxSearchTextCtrl;
// ----------------------------------------------------------------------------
// wxSearchCtrl is a combination of wxTextCtrl and wxSearchButton
// ----------------------------------------------------------------------------
class WXDLLIMPEXP_CORE wxSearchCtrl : public wxSearchCtrlBase
{
public:
// creation
// --------
wxSearchCtrl();
wxSearchCtrl(wxWindow *parent, wxWindowID id,
const wxString& value = wxEmptyString,
const wxPoint& pos = wxDefaultPosition,
const wxSize& size = wxDefaultSize,
long style = 0,
const wxValidator& validator = wxDefaultValidator,
const wxString& name = wxSearchCtrlNameStr);
virtual ~wxSearchCtrl();
bool Create(wxWindow *parent, wxWindowID id,
const wxString& value = wxEmptyString,
const wxPoint& pos = wxDefaultPosition,
const wxSize& size = wxDefaultSize,
long style = 0,
const wxValidator& validator = wxDefaultValidator,
const wxString& name = wxSearchCtrlNameStr);
#if wxUSE_MENUS
// get/set search button menu
// --------------------------
virtual void SetMenu( wxMenu* menu ) wxOVERRIDE;
virtual wxMenu* GetMenu() wxOVERRIDE;
#endif // wxUSE_MENUS
// get/set search options
// ----------------------
virtual void ShowSearchButton( bool show ) wxOVERRIDE;
virtual bool IsSearchButtonVisible() const wxOVERRIDE;
virtual void ShowCancelButton( bool show ) wxOVERRIDE;
virtual bool IsCancelButtonVisible() const wxOVERRIDE;
// TODO: In 2.9 these should probably be virtual, and declared in the base class...
void SetDescriptiveText(const wxString& text);
wxString GetDescriptiveText() const;
// accessors
// ---------
virtual wxString GetRange(long from, long to) const wxOVERRIDE;
virtual int GetLineLength(long lineNo) const wxOVERRIDE;
virtual wxString GetLineText(long lineNo) const wxOVERRIDE;
virtual int GetNumberOfLines() const wxOVERRIDE;
virtual bool IsModified() const wxOVERRIDE;
virtual bool IsEditable() const wxOVERRIDE;
// more readable flag testing methods
virtual bool IsSingleLine() const;
virtual bool IsMultiLine() const;
// If the return values from and to are the same, there is no selection.
virtual void GetSelection(long* from, long* to) const wxOVERRIDE;
virtual wxString GetStringSelection() const wxOVERRIDE;
// operations
// ----------
// editing
virtual void Clear() wxOVERRIDE;
virtual void Replace(long from, long to, const wxString& value) wxOVERRIDE;
virtual void Remove(long from, long to) wxOVERRIDE;
// load/save the controls contents from/to the file
virtual bool LoadFile(const wxString& file);
virtual bool SaveFile(const wxString& file = wxEmptyString);
// sets/clears the dirty flag
virtual void MarkDirty() wxOVERRIDE;
virtual void DiscardEdits() wxOVERRIDE;
// set the max number of characters which may be entered in a single line
// text control
virtual void SetMaxLength(unsigned long WXUNUSED(len)) wxOVERRIDE;
// writing text inserts it at the current position, appending always
// inserts it at the end
virtual void WriteText(const wxString& text) wxOVERRIDE;
virtual void AppendText(const wxString& text) wxOVERRIDE;
// insert the character which would have resulted from this key event,
// return true if anything has been inserted
virtual bool EmulateKeyPress(const wxKeyEvent& event);
// text control under some platforms supports the text styles: these
// methods allow to apply the given text style to the given selection or to
// set/get the style which will be used for all appended text
virtual bool SetStyle(long start, long end, const wxTextAttr& style) wxOVERRIDE;
virtual bool GetStyle(long position, wxTextAttr& style) wxOVERRIDE;
virtual bool SetDefaultStyle(const wxTextAttr& style) wxOVERRIDE;
virtual const wxTextAttr& GetDefaultStyle() const wxOVERRIDE;
// translate between the position (which is just an index in the text ctrl
// considering all its contents as a single strings) and (x, y) coordinates
// which represent column and line.
virtual long XYToPosition(long x, long y) const wxOVERRIDE;
virtual bool PositionToXY(long pos, long *x, long *y) const wxOVERRIDE;
virtual void ShowPosition(long pos) wxOVERRIDE;
// 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 wxOVERRIDE;
virtual wxTextCtrlHitTestResult HitTest(const wxPoint& pt,
wxTextCoord *col,
wxTextCoord *row) const wxOVERRIDE;
// Clipboard operations
virtual void Copy() wxOVERRIDE;
virtual void Cut() wxOVERRIDE;
virtual void Paste() wxOVERRIDE;
virtual bool CanCopy() const wxOVERRIDE;
virtual bool CanCut() const wxOVERRIDE;
virtual bool CanPaste() const wxOVERRIDE;
// Undo/redo
virtual void Undo() wxOVERRIDE;
virtual void Redo() wxOVERRIDE;
virtual bool CanUndo() const wxOVERRIDE;
virtual bool CanRedo() const wxOVERRIDE;
// Insertion point
virtual void SetInsertionPoint(long pos) wxOVERRIDE;
virtual void SetInsertionPointEnd() wxOVERRIDE;
virtual long GetInsertionPoint() const wxOVERRIDE;
virtual wxTextPos GetLastPosition() const wxOVERRIDE;
virtual void SetSelection(long from, long to) wxOVERRIDE;
virtual void SelectAll() wxOVERRIDE;
virtual void SetEditable(bool editable) wxOVERRIDE;
#if 0
// override streambuf method
#if wxHAS_TEXT_WINDOW_STREAM
int overflow(int i);
#endif // wxHAS_TEXT_WINDOW_STREAM
// stream-like insertion operators: these are always available, whether we
// were, or not, compiled with streambuf support
wxTextCtrl& operator<<(const wxString& s);
wxTextCtrl& operator<<(int i);
wxTextCtrl& operator<<(long i);
wxTextCtrl& operator<<(float f);
wxTextCtrl& operator<<(double d);
wxTextCtrl& operator<<(wxChar c);
#endif
// do the window-specific processing after processing the update event
virtual void DoUpdateWindowUI(wxUpdateUIEvent& event) wxOVERRIDE;
virtual bool ShouldInheritColours() const wxOVERRIDE;
// wxWindow overrides
virtual bool SetFont(const wxFont& font) wxOVERRIDE;
virtual bool SetBackgroundColour(const wxColour& colour) wxOVERRIDE;
// search control generic only
void SetSearchBitmap( const wxBitmap& bitmap );
void SetCancelBitmap( const wxBitmap& bitmap );
#if wxUSE_MENUS
void SetSearchMenuBitmap( const wxBitmap& bitmap );
#endif // wxUSE_MENUS
protected:
virtual void DoSetValue(const wxString& value, int flags) wxOVERRIDE;
virtual wxString DoGetValue() const wxOVERRIDE;
virtual bool DoLoadFile(const wxString& file, int fileType) wxOVERRIDE;
virtual bool DoSaveFile(const wxString& file, int fileType) wxOVERRIDE;
// override the base class virtuals involved into geometry calculations
virtual wxSize DoGetBestClientSize() const wxOVERRIDE;
virtual void DoMoveWindow(int x, int y, int width, int height) wxOVERRIDE;
virtual void RecalcBitmaps();
void Init();
virtual wxBitmap RenderSearchBitmap( int x, int y, bool renderDrop );
virtual wxBitmap RenderCancelBitmap( int x, int y );
void OnCancelButton( wxCommandEvent& event );
void OnSetFocus( wxFocusEvent& event );
void OnSize( wxSizeEvent& event );
bool HasMenu() const
{
#if wxUSE_MENUS
return m_menu != NULL;
#else // !wxUSE_MENUS
return false;
#endif // wxUSE_MENUS/!wxUSE_MENUS
}
private:
friend class wxSearchButton;
// Implement pure virtual function inherited from wxCompositeWindow.
virtual wxWindowList GetCompositeWindowParts() const wxOVERRIDE;
// Position the child controls using the current window size.
void LayoutControls();
#if wxUSE_MENUS
void PopupSearchMenu();
#endif // wxUSE_MENUS
// the subcontrols
wxSearchTextCtrl *m_text;
wxSearchButton *m_searchButton;
wxSearchButton *m_cancelButton;
#if wxUSE_MENUS
wxMenu *m_menu;
#endif // wxUSE_MENUS
bool m_searchButtonVisible;
bool m_cancelButtonVisible;
bool m_searchBitmapUser;
bool m_cancelBitmapUser;
#if wxUSE_MENUS
bool m_searchMenuBitmapUser;
#endif // wxUSE_MENUS
wxBitmap m_searchBitmap;
wxBitmap m_cancelBitmap;
#if wxUSE_MENUS
wxBitmap m_searchMenuBitmap;
#endif // wxUSE_MENUS
private:
wxDECLARE_DYNAMIC_CLASS(wxSearchCtrl);
wxDECLARE_EVENT_TABLE();
};
#endif // wxUSE_SEARCHCTRL
#endif // _WX_GENERIC_SEARCHCTRL_H_