include/wx/richtooltip.h

   1 ///////////////////////////////////////////////////////////////////////////////
   2 // Name:        wx/richtooltip.h
   3 // Purpose:     Declaration of wxRichToolTip class.
   4 // Author:      Vadim Zeitlin
   5 // Created:     2011-10-07
   6 // RCS-ID:      $Id$
   7 // Copyright:   (c) 2011 Vadim Zeitlin <vadim@wxwidgets.org>
   8 // Licence:     wxWindows licence
   9 ///////////////////////////////////////////////////////////////////////////////
  10
  11 #ifndef _WX_RICHTOOLTIP_H_
  12 #define _WX_RICHTOOLTIP_H_
  13
  14 #include "wx/defs.h"
  15
  16 #if wxUSE_RICHTOOLTIP
  17
  18 #include "wx/colour.h"
  19
  20 class WXDLLIMPEXP_FWD_CORE wxFont;
  21 class WXDLLIMPEXP_FWD_CORE wxIcon;
  22 class WXDLLIMPEXP_FWD_CORE wxWindow;
  23
  24 class wxRichToolTipImpl;
  25
  26 // This enum describes the kind of the tip shown which combines both the tip
  27 // position and appearance because the two are related (when the tip is
  28 // positioned asymmetrically, a right handed triangle is used but an
  29 // equilateral one when it's in the middle of a side).
  30 //
  31 // Automatic selects the tip appearance best suited for the current platform
  32 // and the position best suited for the window the tooltip is shown for, i.e.
  33 // chosen in such a way that the tooltip is always fully on screen.
  34 //
  35 // Other values describe the position of the tooltip itself, not the window it
  36 // relates to. E.g. wxTipKind_Top places the tip on the top of the tooltip and
  37 // so the tooltip itself is located beneath its associated window.
  38 enum wxTipKind
  39 {
  40     wxTipKind_None,
  41     wxTipKind_TopLeft,
  42     wxTipKind_Top,
  43     wxTipKind_TopRight,
  44     wxTipKind_BottomLeft,
  45     wxTipKind_Bottom,
  46     wxTipKind_BottomRight,
  47     wxTipKind_Auto
  48 };
  49
  50 // ----------------------------------------------------------------------------
  51 // wxRichToolTip: a customizable but not necessarily native tooltip.
  52 // ----------------------------------------------------------------------------
  53
  54 // Notice that this class does not inherit from wxWindow.
  55 class WXDLLIMPEXP_ADV wxRichToolTip
  56 {
  57 public:
  58     // Ctor must specify the tooltip title and main message, additional
  59     // attributes can be set later.
  60     wxRichToolTip(const wxString& title, const wxString& message);
  61
  62     // Set the background colour: if two colours are specified, the background
  63     // is drawn using a gradient from top to bottom, otherwise a single solid
  64     // colour is used.
  65     void SetBackgroundColour(const wxColour& col,
  66                              const wxColour& colEnd = wxColour());
  67
  68     // Set the small icon to show: either one of the standard information/
  69     // warning/error ones (the question icon doesn't make sense for a tooltip)
  70     // or a custom icon.
  71     void SetIcon(int icon = wxICON_INFORMATION);
  72     void SetIcon(const wxIcon& icon);
  73
  74     // Set timeout after which the tooltip should disappear, in milliseconds.
  75     // By default the tooltip is hidden after system-dependent interval of time
  76     // elapses but this method can be used to change this or also disable
  77     // hiding the tooltip automatically entirely by passing 0 in this parameter
  78     // (but doing this can result in native version not being used).
  79     // Optionally specify a show delay.
  80     void SetTimeout(unsigned milliseconds, unsigned millisecondsShowdelay = 0);
  81
  82     // Choose the tip kind, possibly none. By default the tip is positioned
  83     // automatically, as if wxTipKind_Auto was used.
  84     void SetTipKind(wxTipKind tipKind);
  85
  86     // Set the title text font. By default it's emphasized using the font style
  87     // or colour appropriate for the current platform.
  88     void SetTitleFont(const wxFont& font);
  89
  90     // Show the tooltip for the given window and optionally a specified area.
  91     void ShowFor(wxWindow* win, const wxRect* rect = NULL);
  92
  93     // Non-virtual dtor as this class is not supposed to be derived from.
  94     ~wxRichToolTip();
  95
  96 private:
  97     wxRichToolTipImpl* const m_impl;
  98
  99     wxDECLARE_NO_COPY_CLASS(wxRichToolTip);
 100 };
 101
 102 #endif // wxUSE_RICHTOOLTIP
 103
 104 #endif // _WX_RICHTOOLTIP_H_