Added the code for the checkbox image lists to the Windows Table test.
This commit is contained in:
Pietro Gagliardi
parent
35d7b41726
commit
56ad702444
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@ -0,0 +1,196 @@
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// 16 august 2014
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#define UNICODE
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#define _UNICODE
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#define STRICT
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#define STRICT_TYPED_ITEMIDS
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#define CINTERFACE
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// get Windows version right; right now Windows XP
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#define WINVER 0x0501
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#define _WIN32_WINNT 0x0501
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#define _WIN32_WINDOWS 0x0501 /* according to Microsoft's winperf.h */
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#define _WIN32_IE 0x0600 /* according to Microsoft's sdkddkver.h */
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#define NTDDI_VERSION 0x05010000 /* according to Microsoft's sdkddkver.h */
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#include <windows.h>
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#include <commctrl.h>
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#include <stdint.h>
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#include <uxtheme.h>
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#include <string.h>
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#include <wchar.h>
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#include <windowsx.h>
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#include <vsstyle.h>
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#include <vssym32.h>
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#include <oleacc.h>
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enum {
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checkboxStateChecked = 1 << 0,
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checkboxStateHot = 1 << 1,
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checkboxStatePushed = 1 << 2,
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checkboxnStates = 1 << 3,
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};
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#define xpanic(...) abort()
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#define xpanichresult(...) abort()
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static UINT dfcState(int cbstate)
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{
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UINT ret;
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ret = DFCS_BUTTONCHECK;
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if ((cbstate & checkboxStateChecked) != 0)
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ret |= DFCS_CHECKED;
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if ((cbstate & checkboxStateHot) != 0)
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ret |= DFCS_HOT;
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if ((cbstate & checkboxStatePushed) != 0)
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ret |= DFCS_PUSHED;
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return ret;
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}
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static void dfcImage(HDC dc, RECT *r, int cbState, HTHEME theme)
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{
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if (DrawFrameControl(dc, r, DFC_BUTTON, dfcState(cbState)) == 0)
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xpanic("error drawing checkbox image", GetLastError());
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}
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static void dfcSize(HDC dc, int *width, int *height, HTHEME theme)
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{
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// there's no real metric around
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// let's use SM_CX/YSMICON and hope for the best
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*width = GetSystemMetrics(SM_CXSMICON);
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*height = GetSystemMetrics(SM_CYSMICON);
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}
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static int themestates[checkboxnStates] = {
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CBS_UNCHECKEDNORMAL, // 0
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CBS_CHECKEDNORMAL, // checked
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CBS_UNCHECKEDHOT, // hot
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CBS_CHECKEDHOT, // checked | hot
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CBS_UNCHECKEDPRESSED, // pushed
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CBS_CHECKEDPRESSED, // checked | pushed
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CBS_UNCHECKEDPRESSED, // hot | pushed
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CBS_CHECKEDPRESSED, // checked | hot | pushed
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};
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static SIZE getStateSize(HDC dc, int cbState, HTHEME theme)
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{
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SIZE s;
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HRESULT res;
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res = GetThemePartSize(theme, dc, BP_CHECKBOX, themestates[cbState], NULL, TS_DRAW, &s);
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if (res != S_OK)
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xpanichresult("error getting theme part size", res);
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return s;
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}
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static void themeImage(HDC dc, RECT *r, int cbState, HTHEME theme)
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{
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HRESULT res;
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res = DrawThemeBackground(theme, dc, BP_CHECKBOX, themestates[cbState], r, NULL);
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if (res != S_OK)
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xpanichresult("error drawing checkbox image", res);
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}
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static void themeSize(HDC dc, int *width, int *height, HTHEME theme)
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{
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SIZE size;
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int cbState;
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size = getStateSize(dc, 0, theme);
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for (cbState = 1; cbState < checkboxnStates; cbState++) {
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SIZE against;
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against = getStateSize(dc, cbState, theme);
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if (size.cx != against.cx || size.cy != against.cy)
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xpanic("size mismatch in checkbox states", GetLastError());
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}
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*width = (int) size.cx;
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*height = (int) size.cy;
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}
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static HBITMAP makeCheckboxImageListEntry(HDC dc, int width, int height, int cbState, void (*drawfunc)(HDC, RECT *, int, HTHEME), HTHEME theme)
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{
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BITMAPINFO bi;
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VOID *ppvBits;
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HBITMAP bitmap;
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RECT r;
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HDC drawDC;
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HBITMAP prevbitmap;
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r.left = 0;
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r.top = 0;
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r.right = width;
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r.bottom = height;
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ZeroMemory(&bi, sizeof (BITMAPINFO));
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bi.bmiHeader.biSize = sizeof (BITMAPINFOHEADER);
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bi.bmiHeader.biWidth = (LONG) width;
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bi.bmiHeader.biHeight = -((LONG) height); // negative height to force top-down drawing;
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bi.bmiHeader.biPlanes = 1;
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bi.bmiHeader.biBitCount = 32;
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bi.bmiHeader.biCompression = BI_RGB;
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bi.bmiHeader.biSizeImage = (DWORD) (width * height * 4);
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bitmap = CreateDIBSection(NULL, &bi, DIB_RGB_COLORS, &ppvBits, 0, 0);
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if (bitmap == NULL)
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xpanic("error creating HBITMAP for unscaled ImageList image copy", GetLastError());
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drawDC = CreateCompatibleDC(dc);
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if (drawDC == NULL)
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xpanic("error getting DC for checkbox image list bitmap", GetLastError());
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prevbitmap = SelectObject(drawDC, bitmap);
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if (prevbitmap == NULL)
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xpanic("error selecting checkbox image list bitmap into DC", GetLastError());
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(*drawfunc)(drawDC, &r, cbState, theme);
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if (SelectObject(drawDC, prevbitmap) != bitmap)
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xpanic("error selecting previous bitmap into checkbox image's DC", GetLastError());
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if (DeleteDC(drawDC) == 0)
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xpanic("error deleting checkbox image's DC", GetLastError());
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return bitmap;
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}
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static HIMAGELIST newCheckboxImageList(HWND hwnddc, void (*sizefunc)(HDC, int *, int *, HTHEME), void (*drawfunc)(HDC, RECT *, int, HTHEME), HTHEME theme)
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{
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int width, height;
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int cbState;
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HDC dc;
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HIMAGELIST il;
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dc = GetDC(hwnddc);
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if (dc == NULL)
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xpanic("error getting DC for making the checkbox image list", GetLastError());
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(*sizefunc)(dc, &width, &height, theme);
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il = ImageList_Create(width, height, ILC_COLOR32, 20, 20); // should be reasonable
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if (il == NULL)
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xpanic("error creating checkbox image list", GetLastError());
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for (cbState = 0; cbState < checkboxnStates; cbState++) {
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HBITMAP bitmap;
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bitmap = makeCheckboxImageListEntry(dc, width, height, cbState, drawfunc, theme);
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if (ImageList_Add(il, bitmap, NULL) == -1)
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xpanic("error adding checkbox image to image list", GetLastError());
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if (DeleteObject(bitmap) == 0)
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xpanic("error deleting checkbox bitmap", GetLastError());
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}
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if (ReleaseDC(hwnddc, dc) == 0)
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xpanic("error deleting checkbox image list DC", GetLastError());
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return il;
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}
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HIMAGELIST makeCheckboxImageList(HWND hwnddc, HTHEME *theme)
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{
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if (*theme != NULL) {
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HRESULT res;
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res = CloseThemeData(*theme);
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if (res != S_OK)
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xpanichresult("error closing theme", res);
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*theme = NULL;
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}
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// ignore error; if it can't be done, we can fall back to DrawFrameControl()
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if (*theme == NULL) // try to open the theme
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*theme = OpenThemeData(hwnddc, L"button");
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if (*theme != NULL) // use the theme
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return newCheckboxImageList(hwnddc, themeSize, themeImage, *theme);
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// couldn't open; fall back
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return newCheckboxImageList(hwnddc, dfcSize, dfcImage, *theme);
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}
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@ -16,12 +16,19 @@
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#include <uxtheme.h>
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#include <string.h>
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#include <wchar.h>
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extern HIMAGELIST makeCheckboxImageList(HWND hwnddc, HTHEME *theme);
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enum {
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checkboxStateChecked = 1 << 0,
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checkboxStateHot = 1 << 1,
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checkboxStatePushed = 1 << 2,
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checkboxnStates = 1 << 3,
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};
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#include <windowsx.h>
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#include <vsstyle.h>
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#include <vssym32.h>
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#include <oleacc.h>
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// #qo LIBS: user32 kernel32 gdi32 comctl32
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// #qo LIBS: user32 kernel32 gdi32 comctl32 uxtheme
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// TODO
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// - http://blogs.msdn.com/b/oldnewthing/archive/2003/09/09/54826.aspx (relies on the integrality parts? IDK)
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@ -51,6 +58,8 @@ struct table {
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intptr_t width;
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intptr_t hpagesize;
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intptr_t hpos;
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HIMAGELIST checkboxes;
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HTHEME theme;
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};
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static LONG rowHeight(struct table *t)
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@ -459,8 +468,8 @@ static void drawItem(struct table *t, HDC dc, intptr_t i, LONG y, LONG height, R
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ZeroMemory(&ip, sizeof (IMAGELISTDRAWPARAMS));
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ip.cbSize = sizeof (IMAGELISTDRAWPARAMS);
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ip.himl = t->imagelist;
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ip.i = 0;
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ip.himl = t->checkboxes;//t->imagelist;
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ip.i = (i%8);//0;
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ip.hdcDst = dc;
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ip.x = headeritem.left + xoff;
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ip.y = y;
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@ -596,6 +605,7 @@ if (ImageList_AddIcon(t->imagelist, icon) == -1)abort();
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if (ImageList_GetIconSize(t->imagelist, &unused, &(t->imagelistHeight)) == 0)abort();
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}
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}
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t->checkboxes = makeCheckboxImageList(t->hwnd, &(t->theme));
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SetWindowLongPtrW(hwnd, GWLP_USERDATA, (LONG_PTR) t);
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}
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// even if we did the above, fall through
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@ -662,6 +672,18 @@ if (ImageList_GetIconSize(t->imagelist, &unused, &(t->imagelistHeight)) == 0)abo
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return FALSE;
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}
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return DefWindowProcW(hwnd, uMsg, wParam, lParam);
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// TODO others?
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case WM_WININICHANGE:
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case WM_SYSCOLORCHANGE:
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case WM_THEMECHANGED:
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if (ImageList_Destroy(t->checkboxes) == 0)
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abort();
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t->checkboxes = makeCheckboxImageList(t->hwnd, &(t->theme));
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resize(t); // TODO needed?
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redrawAll(t);
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// now defer back to DefWindowProc() in case other things are needed
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// TODO needed?
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return DefWindowProcW(hwnd, uMsg, wParam, lParam);
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case WM_GETOBJECT: // accessibility
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/*
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if (((DWORD) lParam) == OBJID_CLIENT) {
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@ -670,7 +692,7 @@ if (ImageList_GetIconSize(t->imagelist, &unused, &(t->imagelistHeight)) == 0)abo
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// TODO create the server object
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lResult = LresultFromObject(IID_IAccessible, wParam, server);
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if (/* TODO failure */)
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if (/* TODO failure *|/)
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abort();
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// TODO release object
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return lResult;
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