- // make it so
- style |= BS_OWNERDRAW;
- SetWindowLong(GetHwnd(), GWL_STYLE, style);
- }
-}
-
-bool wxButton::SetBackgroundColour(const wxColour &colour)
-{
- if ( !wxControl::SetBackgroundColour(colour) )
- {
- // nothing to do
- return false;
- }
-
- MakeOwnerDrawn();
-
- Refresh();
-
- return true;
-}
-
-bool wxButton::SetForegroundColour(const wxColour &colour)
-{
- if ( !wxControl::SetForegroundColour(colour) )
- {
- // nothing to do
- return false;
- }
-
- MakeOwnerDrawn();
-
- Refresh();
-
- return true;
-}
-
-/*
- The button frame looks like this normally:
-
- WWWWWWWWWWWWWWWWWWB
- WHHHHHHHHHHHHHHHHGB W = white (HILIGHT)
- WH GB H = light grey (LIGHT)
- WH GB G = dark grey (SHADOW)
- WH GB B = black (DKSHADOW)
- WH GB
- WGGGGGGGGGGGGGGGGGB
- BBBBBBBBBBBBBBBBBBB
-
- When the button is selected, the button becomes like this (the total button
- size doesn't change):
-
- BBBBBBBBBBBBBBBBBBB
- BWWWWWWWWWWWWWWWWBB
- BWHHHHHHHHHHHHHHGBB
- BWH GBB
- BWH GBB
- BWGGGGGGGGGGGGGGGBB
- BBBBBBBBBBBBBBBBBBB
- BBBBBBBBBBBBBBBBBBB
-
- When the button is pushed (while selected) it is like:
-
- BBBBBBBBBBBBBBBBBBB
- BGGGGGGGGGGGGGGGGGB
- BG GB
- BG GB
- BG GB
- BG GB
- BGGGGGGGGGGGGGGGGGB
- BBBBBBBBBBBBBBBBBBB
-*/
-
-static void DrawButtonFrame(HDC hdc, const RECT& rectBtn,
- bool selected, bool pushed)
-{
- RECT r;
- CopyRect(&r, &rectBtn);
-
- HPEN hpenBlack = CreatePen(PS_SOLID, 1, GetSysColor(COLOR_3DDKSHADOW)),
- hpenGrey = CreatePen(PS_SOLID, 1, GetSysColor(COLOR_3DSHADOW)),
- hpenLightGr = CreatePen(PS_SOLID, 1, GetSysColor(COLOR_3DLIGHT)),
- hpenWhite = CreatePen(PS_SOLID, 1, GetSysColor(COLOR_3DHILIGHT));
-
- HPEN hpenOld = (HPEN)SelectObject(hdc, hpenBlack);
-
- r.right--;
- r.bottom--;
-
- if ( pushed )
- {
- DrawRect(hdc, r);
-
- (void)SelectObject(hdc, hpenGrey);
- ::InflateRect(&r, -1, -1);
-
- DrawRect(hdc, r);
- }
- else // !pushed
- {
- if ( selected )
- {
- DrawRect(hdc, r);
-
- ::InflateRect(&r, -1, -1);
- }
-
- wxDrawLine(hdc, r.left, r.bottom, r.right, r.bottom);
- wxDrawLine(hdc, r.right, r.bottom, r.right, r.top - 1);
-
- (void)SelectObject(hdc, hpenWhite);
- wxDrawLine(hdc, r.left, r.bottom - 1, r.left, r.top);
- wxDrawLine(hdc, r.left, r.top, r.right, r.top);
-
- (void)SelectObject(hdc, hpenLightGr);
- wxDrawLine(hdc, r.left + 1, r.bottom - 2, r.left + 1, r.top + 1);
- wxDrawLine(hdc, r.left + 1, r.top + 1, r.right - 1, r.top + 1);
-
- (void)SelectObject(hdc, hpenGrey);
- wxDrawLine(hdc, r.left + 1, r.bottom - 1, r.right - 1, r.bottom - 1);
- wxDrawLine(hdc, r.right - 1, r.bottom - 1, r.right - 1, r.top);
- }
-
- (void)SelectObject(hdc, hpenOld);
- DeleteObject(hpenWhite);
- DeleteObject(hpenLightGr);
- DeleteObject(hpenGrey);
- DeleteObject(hpenBlack);
-}
-
-#if wxUSE_UXTHEME
-static
-void MSWDrawXPBackground(wxButton *button, WXDRAWITEMSTRUCT *wxdis)
-{
- LPDRAWITEMSTRUCT lpDIS = (LPDRAWITEMSTRUCT)wxdis;
- HDC hdc = lpDIS->hDC;
- UINT state = lpDIS->itemState;
- RECT rectBtn;
- CopyRect(&rectBtn, &lpDIS->rcItem);
-
- wxUxThemeHandle theme(button, L"BUTTON");
- int iState;
-
- if ( state & ODS_SELECTED )
- {
- iState = PBS_PRESSED;
- }
- else if ( button->HasCapture() || button->IsMouseInWindow() )
- {
- iState = PBS_HOT;
- }
- else if ( state & ODS_FOCUS )
- {
- iState = PBS_DEFAULTED;
- }
- else if ( state & ODS_DISABLED )
- {
- iState = PBS_DISABLED;
- }
- else
- {
- iState = PBS_NORMAL;
- }
-
- // draw parent background if needed
- if ( wxUxThemeEngine::Get()->IsThemeBackgroundPartiallyTransparent(theme,
- BP_PUSHBUTTON,
- iState) )
- {
- wxUxThemeEngine::Get()->DrawThemeParentBackground(GetHwndOf(button), hdc, &rectBtn);
- }
-
- // draw background
- wxUxThemeEngine::Get()->DrawThemeBackground(theme, hdc, BP_PUSHBUTTON, iState,
- &rectBtn, NULL);
-
- // calculate content area margins
- MARGINS margins;
- wxUxThemeEngine::Get()->GetThemeMargins(theme, hdc, BP_PUSHBUTTON, iState,
- TMT_CONTENTMARGINS, &rectBtn, &margins);
- RECT rectClient;
- ::CopyRect(&rectClient, &rectBtn);
- ::InflateRect(&rectClient, -margins.cxLeftWidth, -margins.cyTopHeight);
-
- // if focused and !nofocus rect
- if ( (state & ODS_FOCUS) && !(state & ODS_NOFOCUSRECT) )
- {
- DrawFocusRect(hdc, &rectClient);
- }
-
- if ( button->UseBgCol() )
- {
- COLORREF colBg = wxColourToRGB(button->GetBackgroundColour());
- HBRUSH hbrushBackground = ::CreateSolidBrush(colBg);
-
- // don't overwrite the focus rect
- ::InflateRect(&rectClient, -1, -1);
- FillRect(hdc, &rectClient, hbrushBackground);
- ::DeleteObject(hbrushBackground);
- }
-}
-#endif // wxUSE_UXTHEME
-
-bool wxButton::MSWOnDraw(WXDRAWITEMSTRUCT *wxdis)
-{
- LPDRAWITEMSTRUCT lpDIS = (LPDRAWITEMSTRUCT)wxdis;
- HDC hdc = lpDIS->hDC;
- UINT state = lpDIS->itemState;
- RECT rectBtn;
- CopyRect(&rectBtn, &lpDIS->rcItem);
-
-#if wxUSE_UXTHEME
- if ( wxUxThemeEngine::GetIfActive() )
- {
- MSWDrawXPBackground(this, wxdis);
- }
- else
-#endif // wxUSE_UXTHEME
- {
- COLORREF colBg = wxColourToRGB(GetBackgroundColour());
-
- // first, draw the background
- HBRUSH hbrushBackground = ::CreateSolidBrush(colBg);
- FillRect(hdc, &rectBtn, hbrushBackground);
- ::DeleteObject(hbrushBackground);
-
- // draw the border for the current state
- bool selected = (state & ODS_SELECTED) != 0;
- if ( !selected )
- {
- wxTopLevelWindow *tlw = wxDynamicCast(wxGetTopLevelParent(this), wxTopLevelWindow);
- if ( tlw )
- {
- selected = tlw->GetDefaultItem() == this;
- }
- }
- bool pushed = (SendMessage(GetHwnd(), BM_GETSTATE, 0, 0) & BST_PUSHED) != 0;
-
- DrawButtonFrame(hdc, rectBtn, selected, pushed);
-
- // if focused and !nofocus rect
- if ( (state & ODS_FOCUS) && !(state & ODS_NOFOCUSRECT) )
- {
- RECT rectFocus;
- CopyRect(&rectFocus, &rectBtn);
-
- // I don't know where does this constant come from, but this is how
- // Windows draws them
- InflateRect(&rectFocus, -4, -4);
-
- DrawFocusRect(hdc, &rectFocus);
- }
-
- if ( pushed )
- {
- // the label is shifted by 1 pixel to create "pushed" effect
- OffsetRect(&rectBtn, 1, 1);
- }
projects / wxWidgets.git / blobdiff