added wx{Colour|File|Dir|Font}PickerCtrl (patch 1472329 by Francesco)

[wxWidgets.git] / src / generic / clrpickerg.cpp

diff --git a/src/generic/clrpickerg.cpp b/src/generic/clrpickerg.cpp
new file mode 100644 (file)
index 0000000..c6fc40b
--- /dev/null
+++ b/src/generic/clrpickerg.cpp
@@ -0,0 +1,122 @@
+///////////////////////////////////////////////////////////////////////////////
+// Name:        src/generic/clrpickerg.cpp
+// Purpose:     wxGenericColourButton class implementation
+// Author:      Francesco Montorsi (readapted code written by Vadim Zeitlin)
+// Modified by:
+// Created:     15/04/2006
+// RCS-ID:      $Id$
+// Copyright:   (c) Vadim Zeitlin, Francesco Montorsi
+// Licence:     wxWindows licence
+///////////////////////////////////////////////////////////////////////////////
+
+// ============================================================================
+// declarations
+// ============================================================================
+
+// ----------------------------------------------------------------------------
+// headers
+// ----------------------------------------------------------------------------
+
+// For compilers that support precompilation, includes "wx.h".
+#include "wx/wxprec.h"
+
+#ifdef __BORLANDC__
+    #pragma hdrstop
+#endif
+
+#ifndef WX_PRECOMP
+    #include "wx/window.h"
+#endif //WX_PRECOMP
+
+#include "wx/clrpicker.h"
+#include "wx/colordlg.h"
+
+
+// ============================================================================
+// implementation
+// ============================================================================
+
+#if wxUSE_COLOURPICKERCTRL
+
+wxColourData wxGenericColourButton::ms_data;
+IMPLEMENT_DYNAMIC_CLASS(wxGenericColourButton, wxButton)
+
+// ----------------------------------------------------------------------------
+// wxGenericColourButton
+// ----------------------------------------------------------------------------
+
+bool wxGenericColourButton::Create( wxWindow *parent, wxWindowID id,
+                        const wxColour &col, const wxPoint &pos,
+                        const wxSize &size, long style,
+                        const wxValidator& validator, const wxString &name)
+{
+    // create this button
+    if (!wxButton::Create( parent, id, wxEmptyString, pos,
+                           size, style, validator, name ))
+    {
+        wxFAIL_MSG( wxT("wxGenericColourButton creation failed") );
+        return false;
+    }
+
+    // and handle user clicks on it
+    Connect(wxEVT_COMMAND_BUTTON_CLICKED,
+            wxCommandEventHandler(wxGenericColourButton::OnButtonClick),
+            NULL, this);
+
+    m_colour = col;
+    UpdateColour();
+    InitColourData();
+
+    return true;
+}
+
+void wxGenericColourButton::InitColourData()
+{
+    ms_data.SetChooseFull(true);
+    for (int i = 0; i < 16; i++)
+    {
+        // fill with grey tones the custom colors palette
+        wxColour colour(i*16, i*16, i*16);
+        ms_data.SetCustomColour(i, colour);
+    }
+}
+
+void wxGenericColourButton::OnButtonClick(wxCommandEvent& WXUNUSED(ev))
+{
+    // update the wxColouData to be shown in the the dialog
+    ms_data.SetColour(m_colour);
+
+    // create the colour dialog and display it
+    wxColourDialog dlg(this, &ms_data);
+    if (dlg.ShowModal() == wxID_OK)
+    {
+        ms_data = dlg.GetColourData();
+        SetColour(ms_data.GetColour());
+
+        // fire an event
+        wxColourPickerEvent event(this, GetId(), m_colour);
+        GetEventHandler()->ProcessEvent(event);
+    }
+}
+
+void wxGenericColourButton::UpdateColour()
+{
+    if ( !m_colour.Ok() )
+    {
+        if ( HasFlag(wxCLRP_SHOW_LABEL) )
+            SetLabel(wxEmptyString);
+        return;
+    }
+
+    // some combinations of the fg/bg colours may be unreadable, so we invert
+    // the colour to make sure fg colour is different enough from m_colour
+    wxColour colFg(~m_colour.Red(), ~m_colour.Green(), ~m_colour.Blue());
+
+    SetForegroundColour(colFg);
+    SetBackgroundColour(m_colour);
+
+    if ( HasFlag(wxCLRP_SHOW_LABEL) )
+        SetLabel(m_colour.GetAsString(wxC2S_HTML_SYNTAX));
+}
+
+#endif      // wxUSE_COLOURPICKERCTRL