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