src/msw/colordlg.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        src/msw/colordlg.cpp
   3 // Purpose:     wxColourDialog class
   4 // Author:      Julian Smart
   5 // Modified by:
   6 // Created:     01/02/97
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) Julian Smart
   9 // Licence:     wxWindows licence
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 // ============================================================================
  13 // declarations
  14 // ============================================================================
  15
  16 // ----------------------------------------------------------------------------
  17 // headers
  18 // ----------------------------------------------------------------------------
  19
  20 #if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
  21     #pragma implementation "colordlg.h"
  22 #endif
  23
  24 // For compilers that support precompilation, includes "wx.h".
  25 #include "wx/wxprec.h"
  26
  27 #ifdef __BORLANDC__
  28     #pragma hdrstop
  29 #endif
  30
  31 #ifndef WX_PRECOMP
  32     #include <stdio.h>
  33     #include "wx/defs.h"
  34     #include "wx/bitmap.h"
  35     #include "wx/pen.h"
  36     #include "wx/brush.h"
  37     #include "wx/colour.h"
  38     #include "wx/gdicmn.h"
  39     #include "wx/utils.h"
  40     #include "wx/frame.h"
  41     #include "wx/dialog.h"
  42     #include "wx/msgdlg.h"
  43 #endif
  44
  45 #if wxUSE_COLOURDLG && !(defined(__SMARTPHONE__) && defined(__WXWINCE__))
  46
  47 #include "wx/msw/private.h"
  48 #include "wx/colordlg.h"
  49 #include "wx/cmndata.h"
  50
  51 #if !defined(__WIN32__) || defined(__WXWINCE__)
  52     #include <commdlg.h>
  53 #endif
  54
  55 #include <math.h>
  56 #include <stdlib.h>
  57 #include <string.h>
  58
  59 // ----------------------------------------------------------------------------
  60 // wxWin macros
  61 // ----------------------------------------------------------------------------
  62
  63 IMPLEMENT_DYNAMIC_CLASS(wxColourDialog, wxDialog)
  64
  65 // ============================================================================
  66 // implementation
  67 // ============================================================================
  68
  69 // ----------------------------------------------------------------------------
  70 // colour dialog hook proc
  71 // ----------------------------------------------------------------------------
  72
  73 UINT_PTR CALLBACK
  74 wxColourDialogHookProc(HWND hwnd,
  75                        UINT uiMsg,
  76                        WPARAM WXUNUSED(wParam),
  77                        LPARAM lParam)
  78 {
  79     if ( uiMsg == WM_INITDIALOG )
  80     {
  81         CHOOSECOLOR *pCC = (CHOOSECOLOR *)lParam;
  82         wxColourDialog *dialog = (wxColourDialog *)pCC->lCustData;
  83
  84         ::SetWindowText(hwnd, dialog->GetTitle());
  85
  86         wxPoint pos = dialog->GetPosition();
  87         if ( pos != wxDefaultPosition )
  88         {
  89             ::SetWindowPos(hwnd, NULL /* Z-order: ignored */,
  90                            pos.x, pos.y, -1, -1,
  91                            SWP_NOSIZE | SWP_NOZORDER);
  92         }
  93     }
  94
  95     return 0;
  96 }
  97
  98 // ----------------------------------------------------------------------------
  99 // wxColourDialog
 100 // ----------------------------------------------------------------------------
 101
 102 wxColourDialog::wxColourDialog()
 103 {
 104     m_pos = wxDefaultPosition;
 105 }
 106
 107 wxColourDialog::wxColourDialog(wxWindow *parent, wxColourData *data)
 108 {
 109     m_pos = wxDefaultPosition;
 110
 111     Create(parent, data);
 112 }
 113
 114 bool wxColourDialog::Create(wxWindow *parent, wxColourData *data)
 115 {
 116     m_parent = parent;
 117     if (data)
 118         m_colourData = *data;
 119
 120     return true;
 121 }
 122
 123 int wxColourDialog::ShowModal()
 124 {
 125     CHOOSECOLOR chooseColorStruct;
 126     COLORREF custColours[16];
 127     memset(&chooseColorStruct, 0, sizeof(CHOOSECOLOR));
 128
 129     int i;
 130     for (i = 0; i < 16; i++)
 131     {
 132         if (m_colourData.m_custColours[i].Ok())
 133             custColours[i] = wxColourToRGB(m_colourData.m_custColours[i]);
 134         else
 135             custColours[i] = RGB(255,255,255);
 136     }
 137
 138     chooseColorStruct.lStructSize = sizeof(CHOOSECOLOR);
 139     if ( m_parent )
 140         chooseColorStruct.hwndOwner = GetHwndOf(m_parent);
 141     chooseColorStruct.rgbResult = wxColourToRGB(m_colourData.m_dataColour);
 142     chooseColorStruct.lpCustColors = custColours;
 143
 144     chooseColorStruct.Flags = CC_RGBINIT | CC_ENABLEHOOK;
 145     chooseColorStruct.lCustData = (LPARAM)this;
 146     chooseColorStruct.lpfnHook = wxColourDialogHookProc;
 147
 148     if (m_colourData.GetChooseFull())
 149         chooseColorStruct.Flags |= CC_FULLOPEN;
 150
 151     // Do the modal dialog
 152     bool success = ::ChooseColor(&(chooseColorStruct)) != 0;
 153
 154     // Try to highlight the correct window (the parent)
 155     if (GetParent())
 156     {
 157       HWND hWndParent = (HWND) GetParent()->GetHWND();
 158       if (hWndParent)
 159         ::BringWindowToTop(hWndParent);
 160     }
 161
 162
 163     // Restore values
 164     for (i = 0; i < 16; i++)
 165     {
 166       wxRGBToColour(m_colourData.m_custColours[i], custColours[i]);
 167     }
 168
 169     wxRGBToColour(m_colourData.m_dataColour, chooseColorStruct.rgbResult);
 170
 171     return success ? wxID_OK : wxID_CANCEL;
 172 }
 173
 174 // ----------------------------------------------------------------------------
 175 // title
 176 // ----------------------------------------------------------------------------
 177
 178 void wxColourDialog::SetTitle(const wxString& title)
 179 {
 180     m_title = title;
 181 }
 182
 183 wxString wxColourDialog::GetTitle() const
 184 {
 185     return m_title;
 186 }
 187
 188 // ----------------------------------------------------------------------------
 189 // position/size
 190 // ----------------------------------------------------------------------------
 191
 192 void wxColourDialog::DoGetPosition(int *x, int *y) const
 193 {
 194     if ( x )
 195         *x = m_pos.x;
 196     if ( y )
 197         *y = m_pos.y;
 198 }
 199
 200 void wxColourDialog::DoSetSize(int x, int y,
 201                                int WXUNUSED(width), int WXUNUSED(height),
 202                                int WXUNUSED(sizeFlags))
 203 {
 204     if ( x != wxDefaultCoord )
 205         m_pos.x = x;
 206
 207     if ( y != wxDefaultCoord )
 208         m_pos.y = y;
 209
 210     // ignore the size params - we can't change the size of a standard dialog
 211     return;
 212 }
 213
 214 // NB: of course, both of these functions are completely bogus, but it's better
 215 //     than nothing
 216 void wxColourDialog::DoGetSize(int *width, int *height) const
 217 {
 218     // the standard dialog size
 219     if ( width )
 220         *width = 225;
 221     if ( height )
 222         *height = 324;
 223 }
 224
 225 void wxColourDialog::DoGetClientSize(int *width, int *height) const
 226 {
 227     // the standard dialog size
 228     if ( width )
 229         *width = 219;
 230     if ( height )
 231         *height = 299;
 232 }
 233
 234 #endif // wxUSE_COLOURDLG && !(__SMARTPHONE__ && __WXWINCE__)