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[uxtheme]
- Implement drawing windows caption and borders with themes svn path=/branches/GSoC_2011/ThemesSupport/; revision=51804
This commit is contained in:
Giannis Adamopoulos
parent
125af16c9b
commit
ceca3abd9d
1 changed files with 320 additions and 4 deletions
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@ -10,6 +10,7 @@
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#include "undocuser.h"
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#include "vfwmsgs.h"
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#include "uxtheme.h"
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#include <tmschema.h>
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#include "wine/debug.h"
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@ -21,9 +22,137 @@ typedef struct _DRAW_CONTEXT
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HDC hDC;
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HTHEME theme;
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WINDOWINFO wi;
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BOOL Active; /* wi.dwWindowStatus isn't correct for mdi child windows */
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HRGN hRgn;
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int CaptionHeight;
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} DRAW_CONTEXT, *PDRAW_CONTEXT;
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typedef enum
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{
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CLOSEBUTTON,
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MAXBUTTON,
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MINBUTTON,
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HELPBUTTON
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} CAPTIONBUTTON;
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/*
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The following values specify all possible vutton states
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Note that not all of them are documented but it is easy to
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find them by opening a theme file
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*/
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typedef enum {
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BUTTON_NORMAL = 1 ,
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BUTTON_HOT ,
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BUTTON_PRESSED ,
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BUTTON_DISABLED ,
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BUTTON_INACTIVE
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} THEME_BUTTON_STATES;
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#define HAS_MENU(hwnd,style) ((((style) & (WS_CHILD | WS_POPUP)) != WS_CHILD) && GetMenu(hwnd))
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#define BUTTON_GAP_SIZE 2
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static BOOL
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IsWindowActive(HWND hWnd, DWORD ExStyle)
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{
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BOOL ret;
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if (ExStyle & WS_EX_MDICHILD)
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{
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ret = IsChild(GetForegroundWindow(), hWnd);
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if (ret)
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ret = (hWnd == (HWND)SendMessageW(GetParent(hWnd), WM_MDIGETACTIVE, 0, 0));
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}
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else
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{
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ret = (GetForegroundWindow() == hWnd);
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}
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return ret;
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}
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HICON
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UserGetWindowIcon(HWND hwnd)
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{
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HICON hIcon = 0;
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SendMessageTimeout(hwnd, WM_GETICON, ICON_SMALL2, 0, SMTO_ABORTIFHUNG, 1000, (PDWORD_PTR)&hIcon);
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if (!hIcon)
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SendMessageTimeout(hwnd, WM_GETICON, ICON_SMALL, 0, SMTO_ABORTIFHUNG, 1000, (PDWORD_PTR)&hIcon);
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if (!hIcon)
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SendMessageTimeout(hwnd, WM_GETICON, ICON_BIG, 0, SMTO_ABORTIFHUNG, 1000, (PDWORD_PTR)&hIcon);
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if (!hIcon)
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hIcon = (HICON)GetClassLong(hwnd, GCL_HICONSM);
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if (!hIcon)
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hIcon = (HICON)GetClassLong(hwnd, GCL_HICON);
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if(!hIcon)
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hIcon = LoadIcon(NULL, IDI_WINLOGO);
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return hIcon;
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}
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WCHAR *UserGetWindowCaption(HWND hwnd)
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{
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INT len = 512;
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WCHAR *text;
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text = (WCHAR*)HeapAlloc(GetProcessHeap(), 0, len * sizeof(WCHAR));
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if (text) InternalGetWindowText(hwnd, text, len);
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return text;
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}
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static void
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ThemeDrawTitle(PDRAW_CONTEXT context, RECT* prcCurrent)
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{
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}
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HRESULT WINAPI ThemeDrawCaptionText(HTHEME hTheme, HDC hdc, int iPartId, int iStateId,
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LPCWSTR pszText, int iCharCount, DWORD dwTextFlags,
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DWORD dwTextFlags2, const RECT *pRect, BOOL Active)
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{
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HRESULT hr;
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HFONT hFont = NULL;
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HGDIOBJ oldFont = NULL;
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LOGFONTW logfont;
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COLORREF textColor;
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COLORREF oldTextColor;
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int oldBkMode;
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RECT rt;
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hr = GetThemeSysFont(0,TMT_CAPTIONFONT,&logfont);
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if(SUCCEEDED(hr)) {
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hFont = CreateFontIndirectW(&logfont);
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}
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CopyRect(&rt, pRect);
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if(hFont)
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oldFont = SelectObject(hdc, hFont);
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if(dwTextFlags2 & DTT_GRAYED)
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textColor = GetSysColor(COLOR_GRAYTEXT);
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else if (!Active)
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textColor = GetSysColor(COLOR_INACTIVECAPTIONTEXT);
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else
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textColor = GetSysColor(COLOR_CAPTIONTEXT);
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oldTextColor = SetTextColor(hdc, textColor);
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oldBkMode = SetBkMode(hdc, TRANSPARENT);
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DrawTextW(hdc, pszText, iCharCount, &rt, dwTextFlags);
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SetBkMode(hdc, oldBkMode);
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SetTextColor(hdc, oldTextColor);
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if(hFont) {
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SelectObject(hdc, oldFont);
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DeleteObject(hFont);
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}
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return S_OK;
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}
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static void
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ThemeInitDrawContext(PDRAW_CONTEXT pcontext,
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HWND hWnd,
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@ -31,8 +160,12 @@ ThemeInitDrawContext(PDRAW_CONTEXT pcontext,
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{
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GetWindowInfo(hWnd, &pcontext->wi);
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pcontext->hWnd = hWnd;
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pcontext->Active = IsWindowActive(hWnd, pcontext->wi.dwExStyle);
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pcontext->theme = OpenThemeData(pcontext->hWnd, L"WINDOW");
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pcontext->CaptionHeight = pcontext->wi.cyWindowBorders;
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pcontext->CaptionHeight += GetSystemMetrics(pcontext->wi.dwExStyle & WS_EX_TOOLWINDOW ? SM_CYSMCAPTION : SM_CYCAPTION );
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if(hRgn <= 0)
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{
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hRgn = CreateRectRgnIndirect(&pcontext->wi.rcWindow);
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@ -59,16 +192,199 @@ ThemeCleanupDrawContext(PDRAW_CONTEXT pcontext)
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}
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}
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/*
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Message handlers
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*/
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static void
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ThemeDrawCaptionButton(PDRAW_CONTEXT pcontext,
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RECT* prcCurrent,
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CAPTIONBUTTON buttonId,
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INT iStateId)
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{
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RECT rcPart;
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INT ButtonWidth, ButtonHeight, iPartId;
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ButtonHeight = GetThemeSysSize(pcontext->theme, pcontext->wi.dwExStyle & WS_EX_TOOLWINDOW ? SM_CYSMSIZE : SM_CYSIZE);
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ButtonWidth = GetThemeSysSize(pcontext->theme, pcontext->wi.dwExStyle & WS_EX_TOOLWINDOW ? SM_CXSMSIZE : SM_CXSIZE);
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switch(buttonId)
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{
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case CLOSEBUTTON:
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iPartId = pcontext->wi.dwExStyle & WS_EX_TOOLWINDOW ? WP_SMALLCLOSEBUTTON : WP_CLOSEBUTTON;
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break;
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case MAXBUTTON:
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if (!(pcontext->wi.dwStyle & WS_MAXIMIZEBOX))
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{
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if (!(pcontext->wi.dwStyle & WS_MINIMIZEBOX))
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return;
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else
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iStateId = BUTTON_DISABLED;
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}
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iPartId = pcontext->wi.dwStyle & WS_MAXIMIZE ? WP_RESTOREBUTTON : WP_MAXBUTTON;
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break;
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case MINBUTTON:
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if (!(pcontext->wi.dwStyle & WS_MINIMIZEBOX))
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{
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if (!(pcontext->wi.dwStyle & WS_MAXIMIZEBOX))
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return;
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else
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iStateId = BUTTON_DISABLED;
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}
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iPartId = WP_MINBUTTON;
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break;
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default:
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//FIXME: Implement Help Button
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return;
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}
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ButtonHeight -= 4;
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ButtonWidth -= 4;
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/* Calculate the position */
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rcPart.top = prcCurrent->top;
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rcPart.right = prcCurrent->right;
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rcPart.bottom = rcPart.top + ButtonHeight ;
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rcPart.left = rcPart.right - ButtonWidth ;
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prcCurrent->right -= ButtonWidth + BUTTON_GAP_SIZE;
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DrawThemeBackground(pcontext->theme, pcontext->hDC, iPartId, iStateId, &rcPart, NULL);
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}
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static void
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ThemeDrawCaption(PDRAW_CONTEXT pcontext, RECT* prcCurrent)
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{
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RECT rcPart;
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int iPart, iState;
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HICON hIcon;
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WCHAR *CaptionText;
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hIcon = UserGetWindowIcon(pcontext->hWnd);
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CaptionText = UserGetWindowCaption(pcontext->hWnd);
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/* Get the caption part and state id */
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if (pcontext->wi.dwExStyle & WS_EX_TOOLWINDOW)
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iPart = WP_SMALLCAPTION;
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else if (pcontext->wi.dwStyle & WS_MAXIMIZE)
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iPart = WP_MAXCAPTION;
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else
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iPart = WP_CAPTION;
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iState = pcontext->Active ? FS_ACTIVE : FS_INACTIVE;
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/* Draw the caption background*/
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rcPart = *prcCurrent;
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rcPart.bottom = pcontext->CaptionHeight;
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prcCurrent->top = rcPart.bottom;
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DrawThemeBackground(pcontext->theme, pcontext->hDC,iPart,iState,&rcPart,NULL);
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/* Add a padding around the objects of the caption */
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InflateRect(&rcPart, -(int)pcontext->wi.cyWindowBorders-BUTTON_GAP_SIZE,
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-(int)pcontext->wi.cyWindowBorders-BUTTON_GAP_SIZE);
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/* Draw the caption buttons */
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if (pcontext->wi.dwStyle & WS_SYSMENU)
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{
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iState = pcontext->Active ? BUTTON_NORMAL : BUTTON_INACTIVE;
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ThemeDrawCaptionButton(pcontext, &rcPart, CLOSEBUTTON, iState);
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ThemeDrawCaptionButton(pcontext, &rcPart, MAXBUTTON, iState);
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ThemeDrawCaptionButton(pcontext, &rcPart, MINBUTTON, iState);
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ThemeDrawCaptionButton(pcontext, &rcPart, HELPBUTTON, iState);
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}
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rcPart.top += 3 ;
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/* Draw the icon */
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if(hIcon && !(pcontext->wi.dwExStyle & WS_EX_TOOLWINDOW))
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{
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int IconHeight = GetSystemMetrics(SM_CYSMICON);
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int IconWidth = GetSystemMetrics(SM_CXSMICON);
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DrawIconEx(pcontext->hDC, rcPart.left, rcPart.top , hIcon, IconWidth, IconHeight, 0, NULL, DI_NORMAL);
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rcPart.left += IconWidth + 4;
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}
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rcPart.right -= 4;
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/* Draw the caption */
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if(CaptionText)
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{
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/*FIXME: Use DrawThemeTextEx*/
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ThemeDrawCaptionText(pcontext->theme,
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pcontext->hDC,
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iPart,
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iState,
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CaptionText,
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lstrlenW(CaptionText),
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DT_VCENTER | DT_SINGLELINE | DT_END_ELLIPSIS,
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0,
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&rcPart ,
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pcontext->Active);
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HeapFree(GetProcessHeap(), 0, CaptionText);
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}
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}
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static void
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ThemeDrawBorders(PDRAW_CONTEXT pcontext, RECT* prcCurrent)
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{
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}
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static void
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DrawClassicFrame(PDRAW_CONTEXT context, RECT* prcCurrent)
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{
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}
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static void
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ThemeDrawMenuBar(PDRAW_CONTEXT pcontext, PRECT prcCurrent)
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{
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}
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static void
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ThemeDrawScrollBar(PDRAW_CONTEXT pcontext, INT Bar)
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{
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}
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static void
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ThemePaintWindow(PDRAW_CONTEXT pcontext, RECT* prcCurrent)
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{
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UNIMPLEMENTED;
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if(!(pcontext->wi.dwStyle & WS_VISIBLE))
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return;
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if(pcontext->wi.dwStyle & WS_MINIMIZE)
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{
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ThemeDrawTitle(pcontext, prcCurrent);
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return;
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}
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if((pcontext->wi.dwStyle & WS_CAPTION)==WS_CAPTION)
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{
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ThemeDrawCaption(pcontext, prcCurrent);
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ThemeDrawBorders(pcontext, prcCurrent);
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}
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else
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{
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DrawClassicFrame(pcontext, prcCurrent);
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}
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if(HAS_MENU(pcontext->hWnd, pcontext->wi.dwStyle))
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ThemeDrawMenuBar(pcontext, prcCurrent);
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if(pcontext->wi.dwStyle & WS_HSCROLL)
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ThemeDrawScrollBar(pcontext, OBJID_VSCROLL);
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if(pcontext->wi.dwStyle & WS_VSCROLL)
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ThemeDrawScrollBar(pcontext, OBJID_HSCROLL);
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}
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/*
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Message handlers
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*/
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static LRESULT
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ThemeHandleNCPaint(HWND hWnd, HRGN hRgn)
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{
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