initial commit

git-svn-id: http://svn.miranda-ng.org/main/trunk@2 1316c22d-e87f-b044-9b9b-93d7a3e3ba9c

1 files changed, 332 insertions, 0 deletions

diff --git a/src/modules/options/descbutton.cpp b/src/modules/options/descbutton.cpp
new file mode 100644
index 0000000000..2e5d55c7a4
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+++ b/src/modules/options/descbutton.cpp
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+/*

+

+Miranda IM: the free IM client for Microsoft* Windows*

+

+Copyright 2007 Artem Shpynov

+Copyright 2000-2007 Miranda ICQ/IM project,

+

+all portions of this codebase are copyrighted to the people

+listed in contributors.txt.

+

+This program is free software; you can redistribute it and/or

+modify it under the terms of the GNU General Public License

+as published by the Free Software Foundation; either version 2

+of the License, or (at your option) any later version.

+

+This program is distributed in the hope that it will be useful,

+but WITHOUT ANY WARRANTY; without even the implied warranty of

+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

+GNU General Public License for more details.

+

+You should have received a copy of the GNU General Public License

+along with this program; if not, write to the Free Software

+Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.

+*/

+

+#include "commonheaders.h"

+#include "m_descbutton.h"

+

+extern HINSTANCE hMirandaInst;

+

+////////////////////////////////////////////////////////////////////////////////////

+// Internals

+

+#define DBC_BORDER_SIZE		7

+#define DBC_VSPACING		15

+#define DBC_HSPACING		10

+

+static LRESULT CALLBACK MDescButtonWndProc(HWND hwnd, UINT  msg, WPARAM wParam, LPARAM lParam);

+

+// structure is used for storing list of tab info

+typedef struct {

+	HWND		hwnd;

+	BOOL		bSharedIcon;

+	HICON		hIcon;

+	TCHAR		*lpzTitle;

+	TCHAR		*lpzDescription;

+

+	// UI info

+	BOOL		bMouseInside;

+	RECT		rc;

+	int			width, height;

+	HFONT		hfntTitle;

+

+	// control colors

+	RGBQUAD		rgbBkgTop, rgbBkgBottom;

+	RGBQUAD		rgbSelTop, rgbSelBottom;

+	RGBQUAD		rgbHotTop, rgbHotBottom;

+	COLORREF	clText, clBackground;

+	COLORREF	clSelText, clSelBorder;

+	COLORREF	clHotText, clHotBorder;

+

+	// fonts

+	HFONT		hFont;

+} MDescButtonCtrl;

+

+int LoadDescButtonModule()

+{

+	WNDCLASSEX wc;

+

+	ZeroMemory(&wc, sizeof(wc));

+	wc.cbSize         = sizeof(wc);

+	wc.lpszClassName  = MIRANDADESCBUTTONCLASS;

+	wc.lpfnWndProc    = MDescButtonWndProc;

+	wc.hCursor        = LoadCursor(NULL, IDC_HAND);

+	wc.cbWndExtra     = sizeof(MDescButtonCtrl *);

+	wc.hbrBackground  = 0; //GetStockObject(WHITE_BRUSH);

+	wc.style          = CS_GLOBALCLASS|CS_SAVEBITS;

+	RegisterClassEx(&wc);	

+	return 0;

+}

+

+static void MDescButton_SetupColors(MDescButtonCtrl *dat)

+{

+	COLORREF cl;

+

+	cl = GetSysColor(COLOR_WINDOW);

+	dat->rgbBkgBottom.rgbRed	= (dat->rgbBkgTop.rgbRed	= GetRValue(cl)) * .95;

+	dat->rgbBkgBottom.rgbGreen	= (dat->rgbBkgTop.rgbGreen	= GetGValue(cl)) * .95;

+	dat->rgbBkgBottom.rgbBlue	= (dat->rgbBkgTop.rgbBlue	= GetBValue(cl)) * .95;

+

+	cl = GetSysColor(COLOR_HIGHLIGHT);

+	dat->rgbSelTop.rgbRed	= (dat->rgbSelBottom.rgbRed		= GetRValue(cl)) * .75;

+	dat->rgbSelTop.rgbGreen	= (dat->rgbSelBottom.rgbGreen	= GetGValue(cl)) * .75;

+	dat->rgbSelTop.rgbBlue	= (dat->rgbSelBottom.rgbBlue	= GetBValue(cl)) * .75;

+

+	dat->rgbHotTop.rgbRed	= (dat->rgbSelTop.rgbRed	+ 255) / 2;

+	dat->rgbHotTop.rgbGreen	= (dat->rgbSelTop.rgbGreen	+ 255) / 2;

+	dat->rgbHotTop.rgbBlue	= (dat->rgbSelTop.rgbBlue	+ 255) / 2;

+

+	dat->rgbHotBottom.rgbRed	= (dat->rgbSelBottom.rgbRed		+ 255) / 2;

+	dat->rgbHotBottom.rgbGreen	= (dat->rgbSelBottom.rgbGreen	+ 255) / 2;

+	dat->rgbHotBottom.rgbBlue	= (dat->rgbSelBottom.rgbBlue	+ 255) / 2;

+

+	dat->clBackground	= GetSysColor(COLOR_3DFACE);

+	dat->clText			= GetSysColor(COLOR_WINDOWTEXT);

+	dat->clSelText		= GetSysColor(COLOR_HIGHLIGHTTEXT);

+	dat->clSelBorder	= RGB(dat->rgbSelTop.rgbRed, dat->rgbSelTop.rgbGreen, dat->rgbSelTop.rgbBlue);

+	dat->clHotBorder	= RGB(dat->rgbHotTop.rgbRed, dat->rgbHotTop.rgbGreen, dat->rgbHotTop.rgbBlue);

+

+	if (!dat->hFont) dat->hFont = (HFONT)GetStockObject(DEFAULT_GUI_FONT);

+}

+

+static void MDescButton_FillRect(HDC hdc, int x, int y, int width, int height, COLORREF cl)

+{

+	int oldMode			= SetBkMode(hdc, OPAQUE);

+	COLORREF oldColor	= SetBkColor(hdc, cl);

+

+	RECT rc; SetRect(&rc, x, y, x+width, y+height);

+	ExtTextOutA(hdc, 0, 0, ETO_OPAQUE, &rc, "", 0, 0);

+

+	SetBkMode(hdc, oldMode);

+	SetBkColor(hdc, oldColor);

+}

+

+static void MDescButton_DrawGradient(HDC hdc, int x, int y, int width, int height, RGBQUAD *rgb0, RGBQUAD *rgb1)

+{

+	int oldMode			= SetBkMode(hdc, OPAQUE);

+	COLORREF oldColor	= SetBkColor(hdc, 0);

+

+	RECT rc; SetRect(&rc, x, 0, x+width, 0);

+	for (int i=y+height; --i >= y; ) {

+		COLORREF color = RGB(

+			((height-i-1)*rgb0->rgbRed   + i*rgb1->rgbRed)   / height,

+			((height-i-1)*rgb0->rgbGreen + i*rgb1->rgbGreen) / height,

+			((height-i-1)*rgb0->rgbBlue  + i*rgb1->rgbBlue)  / height);

+		rc.top = rc.bottom = i;

+		++rc.bottom;

+		SetBkColor(hdc, color);

+		ExtTextOutA(hdc, 0, 0, ETO_OPAQUE, &rc, "", 0, 0);

+	}

+

+	SetBkMode(hdc, oldMode);

+	SetBkColor(hdc, oldColor);

+}

+

+static LRESULT MDescButton_OnPaint(HWND hwndDlg, MDescButtonCtrl *dat, UINT  msg, WPARAM wParam, LPARAM lParam)

+{

+	PAINTSTRUCT ps;

+	HBITMAP hBmp, hOldBmp;

+	RECT temprc;

+	HFONT hfntSave;

+

+	HDC hdc=BeginPaint(hwndDlg,&ps);

+	HDC tempDC=CreateCompatibleDC(hdc);

+

+	SIZE titleSize = {0};

+

+	hBmp=CreateCompatibleBitmap(hdc,dat->width, dat->height);

+	hOldBmp=(HBITMAP)SelectObject(tempDC,hBmp);

+

+	temprc.left=0;

+	temprc.right=dat->width;

+	temprc.top=0;

+	

+	//Draw background

+	if (dat->bMouseInside || (GetFocus() == hwndDlg)) {

+		MDescButton_FillRect(tempDC, 0, 0, dat->width, dat->height, dat->clSelBorder);

+		MDescButton_DrawGradient(tempDC, 1, 1, dat->width-2, dat->height-2, &dat->rgbSelTop, &dat->rgbSelBottom);

+		SetTextColor(tempDC, dat->clSelText);

+	} 

+	else {

+		MDescButton_FillRect(tempDC, 0, 0, dat->width, dat->height, dat->clBackground);

+		SetTextColor(tempDC, dat->clText);

+	}

+

+	if (dat->hIcon)

+		DrawIcon(tempDC, DBC_BORDER_SIZE, DBC_BORDER_SIZE, dat->hIcon);	  

+

+	hfntSave = (HFONT)SelectObject(tempDC, dat->hFont);

+	SetBkMode(tempDC, TRANSPARENT);

+

+	if (dat->lpzTitle) {

+		LOGFONT lf;

+		RECT textRect;

+		HFONT hfntSave;

+

+		GetObject(dat->hFont, sizeof(lf), &lf);

+		lf.lfWeight = FW_BOLD;

+		lf.lfHeight *= 1.5;

+		hfntSave = (HFONT)SelectObject(tempDC, CreateFontIndirect(&lf));

+

+		textRect.left = DBC_BORDER_SIZE + dat->hIcon ? 32 + DBC_VSPACING : 0;

+		textRect.right = dat->width - DBC_BORDER_SIZE;

+		textRect.top = DBC_BORDER_SIZE;

+		textRect.bottom = dat->height - DBC_BORDER_SIZE;

+		DrawText(tempDC, dat->lpzTitle, -1, &textRect, DT_TOP|DT_LEFT|DT_END_ELLIPSIS);

+		GetTextExtentPoint32(tempDC, dat->lpzTitle, lstrlen(dat->lpzTitle), &titleSize);

+

+		DeleteObject(SelectObject(tempDC, hfntSave));

+	}

+

+	if (dat->lpzDescription) {

+		RECT textRect;

+		textRect.left = DBC_BORDER_SIZE + dat->hIcon ? 32 + DBC_VSPACING : 0;

+		textRect.right = dat->width - DBC_BORDER_SIZE;

+		textRect.top = DBC_BORDER_SIZE + titleSize.cy ? titleSize.cy + DBC_HSPACING : 0;

+		textRect.bottom = dat->height - DBC_BORDER_SIZE;

+		DrawText(tempDC, dat->lpzDescription, -1, &textRect, DT_TOP|DT_LEFT|DT_WORDBREAK|DT_END_ELLIPSIS);

+		GetTextExtentPoint32(tempDC, dat->lpzTitle, lstrlen(dat->lpzTitle), &titleSize);

+	}

+

+	SelectObject(tempDC, hfntSave);

+

+	//Copy to output

+	BitBlt(hdc,dat->rc.left,dat->rc.top,dat->width,dat->height,tempDC,0,0,SRCCOPY);

+	SelectObject(tempDC,hOldBmp);

+	DeleteObject(hBmp);

+	DeleteDC(tempDC);

+	EndPaint(hwndDlg,&ps);

+

+	return TRUE;

+}

+

+static LRESULT CALLBACK MDescButtonWndProc(HWND hwndDlg, UINT  msg, WPARAM wParam, LPARAM lParam)

+{

+	MDescButtonCtrl *dat =  (MDescButtonCtrl *)GetWindowLongPtr(hwndDlg, 0);

+	switch(msg) {

+	case WM_NCCREATE:

+		dat = (MDescButtonCtrl*)mir_alloc(sizeof(MDescButtonCtrl));

+		if (dat==NULL)

+			return FALSE;

+

+		memset(dat, 0, sizeof(MDescButtonCtrl));

+		SetWindowLongPtr(hwndDlg, 0, (LONG_PTR)dat);

+		MDescButton_SetupColors(dat);

+		return TRUE;

+

+	case WM_SETFONT:

+		dat->hFont = (HFONT)wParam;

+		break;

+

+	case WM_SIZE:

+		GetClientRect(hwndDlg,&dat->rc);

+		dat->width=dat->rc.right-dat->rc.left;

+		dat->height=dat->rc.bottom-dat->rc.top;

+		return TRUE;

+

+	case WM_THEMECHANGED:

+	case WM_STYLECHANGED:

+		MDescButton_SetupColors(dat);

+		return TRUE;

+

+	case WM_MOUSEMOVE:

+		if (!dat->bMouseInside) {

+			TRACKMOUSEEVENT tme = {0};

+			tme.cbSize = sizeof(tme);

+			tme.dwFlags = TME_LEAVE;

+			tme.hwndTrack = hwndDlg;

+			_TrackMouseEvent(&tme);

+			dat->bMouseInside = TRUE;

+			RedrawWindow(hwndDlg, NULL, NULL, RDW_INVALIDATE);

+		}

+		return 0;

+

+	case WM_MOUSELEAVE:

+		dat->bMouseInside = FALSE;

+		RedrawWindow(hwndDlg, NULL, NULL, RDW_INVALIDATE);

+		return 0;

+

+	case WM_LBUTTONUP:

+		SendMessage(GetParent(hwndDlg), WM_COMMAND, MAKEWPARAM(GetWindowLongPtr(hwndDlg, GWL_ID), 0), 0);

+		return 0;

+

+	case WM_ERASEBKGND:

+		return 1;

+

+	case WM_NCPAINT:

+		InvalidateRect(hwndDlg, NULL, FALSE);

+		break;

+

+	case WM_PAINT:

+		MDescButton_OnPaint(hwndDlg, dat, msg, wParam, lParam);

+		break;

+

+	case DBCM_SETTITLE:

+		if (dat->lpzTitle)

+			mir_free(dat->lpzTitle);

+		if (wParam & MDBCF_UNICODE)

+			dat->lpzTitle = mir_u2t((WCHAR *)lParam);

+		else

+			dat->lpzTitle = mir_a2t((char *)lParam);

+		RedrawWindow(hwndDlg, NULL, NULL, RDW_INVALIDATE);

+		return TRUE;

+

+	case DBCM_SETDESCRIPTION:

+		if (dat->lpzDescription)

+			mir_free(dat->lpzDescription);

+		if (wParam & MDBCF_UNICODE)

+			dat->lpzDescription = mir_u2t((WCHAR *)lParam);

+		else

+			dat->lpzDescription = mir_a2t((char *)lParam);

+		RedrawWindow(hwndDlg, NULL, NULL, RDW_INVALIDATE);

+		return TRUE;

+

+	case DBCM_SETICON:

+		if (dat->hIcon && !dat->bSharedIcon)

+			DestroyIcon(dat->hIcon);

+

+		if (wParam & MDBCF_SHAREDICON) {

+			dat->bSharedIcon = TRUE;

+			dat->hIcon = (HICON)lParam;

+		} 

+		else {

+			dat->bSharedIcon = FALSE;

+			dat->hIcon = CopyIcon((HICON)lParam);

+		}

+		RedrawWindow(hwndDlg, NULL, NULL, RDW_INVALIDATE);

+		return TRUE;

+

+	case WM_DESTROY:

+		if (dat->lpzTitle)

+			mir_free(dat->lpzTitle);

+		if (dat->lpzDescription)

+			mir_free(dat->lpzDescription);

+		if (dat->hIcon && !dat->bSharedIcon)

+			DestroyIcon(dat->hIcon);

+		mir_free(dat);

+		return TRUE;

+	}	

+

+	return DefWindowProc(hwndDlg, msg, wParam, lParam);

+}