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