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