1 files changed, 328 insertions, 0 deletions
diff --git a/iup/src/win/iupwin_draw.c b/iup/src/win/iupwin_draw.c
new file mode 100755
index 0000000..4a810e6
--- /dev/null
+++ b/iup/src/win/iupwin_draw.c
@@ -0,0 +1,328 @@
+/** \file
+ * \brief Draw Functions
+ *
+ * See Copyright Notice in "iup.h"
+ */
+
+#undef _WIN32_WINNT
+#define _WIN32_WINNT 0x0501
+#include <windows.h>
+#include <uxtheme.h>
+#include <tmschema.h>
+
+#include <stdlib.h>
+#include <stdio.h>
+#include <string.h>
+#include <memory.h>
+
+#include "iup.h"
+
+#include "iup_attrib.h"
+#include "iup_class.h"
+#include "iup_str.h"
+
+#include "iupwin_drv.h"
+#include "iupwin_info.h"
+#include "iupwin_draw.h"
+
+
+#ifndef TABP_AEROWIZARDBODY
+#define TABP_AEROWIZARDBODY  11  /* manually added definition */
+#endif
+
+#ifndef TMT_FILLCOLORHINT
+#define TMT_FILLCOLORHINT 3821
+#endif
+#ifndef TMT_TEXTCOLOR
+#define TMT_TEXTCOLOR 3823
+#endif
+
+
+typedef HTHEME  (STDAPICALLTYPE *_winThemeOpenData)(HWND hwnd, LPCWSTR pszClassList);
+typedef HRESULT (STDAPICALLTYPE *_winThemeCloseData)(HTHEME hTheme);
+typedef HRESULT (STDAPICALLTYPE *_winThemeDrawBackground)(HTHEME hTheme, HDC hDC, int iPartId, int iStateId, const RECT *pRect, const RECT *pClipRect);
+typedef HRESULT (STDAPICALLTYPE *_winThemeGetColor)(HTHEME hTheme, int iPartId, int iStateId, int iPropId, COLORREF *pColor);
+
+static _winThemeOpenData winThemeOpenData = NULL;
+static _winThemeCloseData winThemeCloseData = NULL;
+static _winThemeDrawBackground winThemeDrawBackground = NULL;
+static _winThemeGetColor winThemeGetColor = NULL;
+
+typedef BOOL (CALLBACK* _winAlphaBlendFunc)( HDC hdcDest, 
+                             int xoriginDest, int yoriginDest, 
+                             int wDest, int hDest, HDC hdcSrc, 
+                             int xoriginSrc, int yoriginSrc, 
+                             int wSrc, int hSrc, 
+                             BLENDFUNCTION ftn);
+static _winAlphaBlendFunc winAlphaBlend = NULL;
+
+static int winDrawThemeEnabled(void)
+{
+  return winThemeOpenData? 1: 0;
+}
+
+void iupwinDrawText(HDC hDC, const char* text, int x, int y, int width, int height, HFONT hFont, COLORREF fgcolor, int style)
+{
+  COLORREF oldcolor;
+  RECT rect;
+  HFONT hOldFont = SelectObject(hDC, hFont);
+
+  rect.left = x;
+  rect.top = y;
+  rect.right = x+width;
+  rect.bottom = y+height;
+
+  SetTextAlign(hDC, TA_TOP|TA_LEFT);
+  SetBkMode(hDC, TRANSPARENT);
+  oldcolor = SetTextColor(hDC, fgcolor);
+
+  DrawText(hDC, text, -1, &rect, style|DT_NOCLIP);
+
+  SelectObject(hDC, hOldFont);
+  SetTextColor(hDC, oldcolor);
+  SetBkMode(hDC, OPAQUE);
+}
+
+void iupwinDrawBitmap(HDC hDC, HBITMAP hBitmap, HBITMAP hMask, int x, int y, int width, int height, int bpp)
+{
+  HDC hMemDC = CreateCompatibleDC(hDC);
+  SelectObject(hMemDC, hBitmap);
+
+  if (bpp == 32 && winAlphaBlend)
+  {
+    BLENDFUNCTION blendfunc;
+    blendfunc.BlendOp = AC_SRC_OVER;
+    blendfunc.BlendFlags = 0;
+    blendfunc.SourceConstantAlpha = 0xFF;
+    blendfunc.AlphaFormat = AC_SRC_ALPHA;
+
+    winAlphaBlend(hDC, x, y, width, height, 
+                  hMemDC, 0, 0, width, height, 
+                  blendfunc);
+  }
+  else if (bpp == 8 && hMask)
+    MaskBlt(hDC, x, y, width, height, 
+            hMemDC, 0, 0, 
+            hMask, 0, 0, MAKEROP4(SRCCOPY, 0xAA0000));
+  else
+    BitBlt(hDC, x, y, width, height, 
+           hMemDC, 0, 0, 
+           SRCCOPY);
+
+
+  DeleteDC(hMemDC);
+}
+
+void iupwinDrawInit(void)
+{
+  if (!winAlphaBlend)
+  {
+    HINSTANCE lib = LoadLibrary("Msimg32");
+    if (lib)
+      winAlphaBlend = (_winAlphaBlendFunc)GetProcAddress(lib, "AlphaBlend");
+  }
+
+  if (!winThemeOpenData && iupwin_comctl32ver6)
+  {
+    HMODULE hinstDll = LoadLibrary("uxtheme.dll");
+    if (hinstDll)
+    {
+      winThemeOpenData = (_winThemeOpenData)GetProcAddress(hinstDll, "OpenThemeData");
+      winThemeCloseData = (_winThemeCloseData)GetProcAddress(hinstDll, "CloseThemeData");
+      winThemeDrawBackground = (_winThemeDrawBackground)GetProcAddress(hinstDll, "DrawThemeBackground");
+      winThemeGetColor = (_winThemeGetColor)GetProcAddress(hinstDll, "GetThemeColor");
+    }
+  }
+}
+
+static int winDrawGetThemeStateId(int itemState)
+{
+  if (itemState & ODS_DISABLED)
+    return PBS_DISABLED; 
+  else if (itemState & ODS_SELECTED)
+    return PBS_PRESSED;  
+  else if (itemState & ODS_HOTLIGHT)
+    return PBS_HOT;      
+  else if (itemState & ODS_DEFAULT)
+    return PBS_DEFAULTED;
+  else
+    return PBS_NORMAL;       
+}
+
+static int winDrawThemeButtonBorder(HWND hWnd, HDC hDC, RECT *rect, UINT itemState)
+{
+  int iStateId;
+  HTHEME hTheme;
+
+  if (!winDrawThemeEnabled()) 
+    return 0; 
+
+  hTheme = winThemeOpenData(hWnd, L"BUTTON");
+  if (!hTheme) 
+    return 0;
+
+  iStateId = winDrawGetThemeStateId(itemState);
+
+  winThemeDrawBackground(hTheme, hDC, BP_PUSHBUTTON, iStateId, rect, NULL);
+
+  winThemeCloseData(hTheme);
+  return 1;
+}
+
+void iupwinDrawThemeFrameBorder(HWND hWnd, HDC hDC, RECT *rect, UINT itemState)
+{
+  int iStateId = GBS_NORMAL;
+  HTHEME hTheme;
+
+  if (!winDrawThemeEnabled()) 
+    return; 
+
+  hTheme = winThemeOpenData(hWnd, L"BUTTON");
+  if (!hTheme) 
+    return;
+
+  if (itemState & ODS_DISABLED)
+    iStateId = GBS_DISABLED;
+
+  winThemeDrawBackground(hTheme, hDC, BP_GROUPBOX, iStateId, rect, NULL);
+
+  winThemeCloseData(hTheme);
+}
+
+int iupwinDrawGetThemeTabsBgColor(HWND hWnd, COLORREF *color)
+{
+  HTHEME hTheme;
+  HRESULT ret;
+
+  if (!winDrawThemeEnabled()) 
+    return 0; 
+
+  hTheme = winThemeOpenData(hWnd, L"TAB");
+  if (!hTheme) 
+    return 0;
+
+  if (iupwinIsVista())
+    ret = winThemeGetColor(hTheme, TABP_AEROWIZARDBODY, TIS_NORMAL, TMT_FILLCOLORHINT, color);
+  else
+    ret = winThemeGetColor(hTheme, TABP_BODY, TIS_NORMAL, TMT_FILLCOLORHINT, color);
+
+  winThemeCloseData(hTheme);
+  return (ret == S_OK)? 1: 0;
+}
+
+int iupwinDrawGetThemeButtonBgColor(HWND hWnd, COLORREF *color)
+{
+  HTHEME hTheme;
+  HRESULT ret;
+
+  if (!winDrawThemeEnabled()) 
+    return 0; 
+
+  hTheme = winThemeOpenData(hWnd, L"BUTTON");
+  if (!hTheme) 
+    return 0;
+
+  ret = winThemeGetColor(hTheme, BP_PUSHBUTTON, PBS_NORMAL, TMT_FILLCOLORHINT, color);
+
+  winThemeCloseData(hTheme);
+  return (ret == S_OK)? 1: 0;
+}
+
+int iupwinDrawGetThemeFrameFgColor(HWND hWnd, COLORREF *color)
+{
+  HTHEME hTheme;
+  HRESULT ret;
+
+  if (!winDrawThemeEnabled()) 
+    return 0; 
+
+  hTheme = winThemeOpenData(hWnd, L"BUTTON");
+  if (!hTheme) 
+    return 0;
+
+  ret = winThemeGetColor(hTheme, BP_GROUPBOX, GBS_NORMAL, TMT_TEXTCOLOR, color);
+
+  winThemeCloseData(hTheme);
+  return (ret == S_OK)? 1: 0;
+}
+
+static int winDrawGetStateId(int itemState)
+{
+  if (itemState & ODS_DISABLED)
+    return DFCS_INACTIVE; 
+  else if (itemState & ODS_SELECTED)
+    return DFCS_PUSHED;  
+  else if (itemState & ODS_HOTLIGHT)
+    return DFCS_HOT;      
+  else
+    return 0;   
+}
+
+void iupwinDrawButtonBorder(HWND hWnd, HDC hDC, RECT *rect, UINT itemState)
+{
+  if (!winDrawThemeButtonBorder(hWnd, hDC, rect, itemState))
+  {
+    DrawFrameControl(hDC, rect, DFC_BUTTON, DFCS_BUTTONPUSH | winDrawGetStateId(itemState));
+    if (itemState & ODS_DEFAULT)  /* if a button has the focus, must draw the default button frame */
+      FrameRect(hDC, rect, (HBRUSH)GetStockObject(BLACK_BRUSH));
+  }
+}
+
+void iupdrvDrawFocusRect(Ihandle* ih, void* gc, int x, int y, int w, int h)
+{
+  HDC hDC = (HDC)gc;
+  RECT rect;
+  (void)ih;
+
+  rect.left = x;  
+  rect.top = y;  
+  rect.right = x+w;  
+  rect.bottom = y+h;
+
+  DrawFocusRect(hDC, &rect);
+}
+
+void iupwinDrawRemoveTheme(HWND hwnd)
+{
+  typedef HRESULT (STDAPICALLTYPE *winSetWindowTheme)(HWND hwnd, LPCWSTR pszSubAppName, LPCWSTR pszSubIdList);
+  static winSetWindowTheme mySetWindowTheme = NULL;
+  if (!mySetWindowTheme)
+  {
+    HMODULE hinstDll = LoadLibrary("uxtheme.dll");
+    if (hinstDll)
+      mySetWindowTheme = (winSetWindowTheme)GetProcAddress(hinstDll, "SetWindowTheme");
+  }
+
+  if (mySetWindowTheme)
+    mySetWindowTheme(hwnd, L"", L"");
+}
+
+void iupwinDrawParentBackground(Ihandle* ih, HDC hDC, RECT* rect)
+{
+  unsigned char r=0, g=0, b=0;
+  char* color = iupBaseNativeParentGetBgColorAttrib(ih);
+  iupStrToRGB(color, &r, &g, &b);
+  SetDCBrushColor(hDC, RGB(r,g,b));
+  FillRect(hDC, rect, (HBRUSH)GetStockObject(DC_BRUSH));
+}
+
+HDC iupwinDrawCreateBitmapDC(iupwinBitmapDC *bmpDC, HDC hDC, int w, int h)
+{
+  bmpDC->w = w;
+  bmpDC->h = h;
+  bmpDC->hDC = hDC;
+
+  bmpDC->hBitmap = CreateCompatibleBitmap(bmpDC->hDC, w, h);
+  bmpDC->hBitmapDC = CreateCompatibleDC(bmpDC->hDC);
+  bmpDC->hOldBitmap = SelectObject(bmpDC->hBitmapDC, bmpDC->hBitmap);
+  return bmpDC->hBitmapDC;
+}
+
+void iupwinDrawDestroyBitmapDC(iupwinBitmapDC *bmpDC)
+{
+  BitBlt(bmpDC->hDC, 0, 0, bmpDC->w, bmpDC->h, bmpDC->hBitmapDC, 0, 0, SRCCOPY);
+  SelectObject(bmpDC->hBitmapDC, bmpDC->hOldBitmap);
+  DeleteObject(bmpDC->hBitmap);
+  DeleteDC(bmpDC->hBitmapDC);
+}
+