101 lines
2.2 KiB
C++
101 lines
2.2 KiB
C++
/*
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* CiderPress
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* Copyright (C) 2007 by faddenSoft, LLC. All Rights Reserved.
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* See the file LICENSE for distribution terms.
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*/
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/*
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* Code for my buttons with bitmaps.
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*/
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#include "stdafx.h"
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#include "MyBitmapButton.h"
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BEGIN_MESSAGE_MAP(MyBitmapButton, CButton)
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ON_WM_SYSCOLORCHANGE()
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END_MESSAGE_MAP()
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/*
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* Replace a button control in a dialog with ourselves.
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*
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* Returns TRUE on success, FALSE on failure.
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*/
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BOOL
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MyBitmapButton::ReplaceDlgCtrl(CDialog* pDialog, int buttonID)
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{
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CWnd* pWnd = pDialog->GetDlgItem(buttonID);
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if (pWnd == NULL)
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return FALSE;
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#if 0
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DWORD styles = pWnd->GetStyle();
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//DWORD stylesEx = pWnd->GetExStyle();
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CString caption;
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CRect rect;
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pWnd->GetWindowText(caption);
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pWnd->GetWindowRect(&rect);
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pDialog->ScreenToClient(&rect);
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// pWnd->DestroyWindow();
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if (Create(caption, styles, rect, pDialog, buttonID) == FALSE) {
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LOGI("ERROR: unable to replace dialog ctrl (buttonID=%d)",
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buttonID);
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return FALSE;
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}
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#endif
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/* latch on to their window handle */
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Attach(pWnd->m_hWnd);
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return TRUE;
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}
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/*
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* Set the bitmap ID, and update the button appropriately.
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*/
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BOOL
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MyBitmapButton::SetBitmapID(int id)
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{
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fBitmapID = id;
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UpdateBitmap();
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return TRUE;
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}
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/*
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* (Re-)load the bitmap and attach it to the button.
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*/
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void
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MyBitmapButton::UpdateBitmap(void)
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{
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HBITMAP hNewBits;
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if (fBitmapID == -1) {
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LOGI("ERROR: UpdateBitmap called before bitmap set");
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ASSERT(false);
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return;
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}
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hNewBits = (HBITMAP) ::LoadImage(AfxGetInstanceHandle(),
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MAKEINTRESOURCE(fBitmapID), IMAGE_BITMAP, 0, 0, LR_LOADMAP3DCOLORS);
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if (hNewBits == NULL) {
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LOGI("WARNING: LoadImage failed (bitID=%d)", fBitmapID);
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ASSERT(false);
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return;
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}
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ASSERT(GetBitmap() == fhBitmap);
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::DeleteObject(SetBitmap(hNewBits));
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fhBitmap = hNewBits;
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}
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/*
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* If the system colors have changed, reload the bitmap.
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*/
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void
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MyBitmapButton::OnSysColorChange(void)
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{
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LOGD("MyBitmapButton 0x%p tracking color change", this);
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UpdateBitmap();
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}
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